A polymer represented by the following Chemical Formula 1
and an organic light emitting device formed by using the same are described here:
A polymer represented by the following Chemical Formula 1
and an organic light emitting device formed by using the same are described here:
E1-[A1]a=[B1]b-[C1]c-E2 [Chemical Formula 1]
wherein all the variables are described herein.
The present specification provides: a compound represented by chemical formula 1 in which dibenzofuran is substituted with three carbazole groups, wherein one carbazole group is substituted at the third carbon of dibenzofuran; and an organic light-emitting device having improved driving voltage, efficiency, and lifespan characteristics by comprising same.
C07D 405/14 - Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing three or more hetero rings
H10K 85/60 - Organic compounds having low molecular weight
H10K 50/12 - OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers comprising dopants
The present disclosure relates to a polycarbonate copolymer, and can provide a polycarbonate copolymer that includes a repeating unit having a specific structure, thereby being improved particularly in heat resistance.
C08G 64/12 - Aromatic polycarbonates not containing aliphatic unsaturation containing atoms other than carbon, hydrogen or oxygen containing nitrogen
C08G 64/30 - General preparatory processes using carbonates
4.
Crosslinked Structure-Containing Polyolefin Porous Support, Crosslinked Structure-Containing Separator For Lithium Secondary Battery Including The Same, And Lithium Secondary Battery Including The Separator
The present disclosure relates to a crosslinked structure-containing polyolefin porous support which has a crosslinked structure including polymer chains interconnected directly with one another, wherein a first peak is detected at a g value of 2.010-2.030 as determined by electron spin resonance spectroscopy by irradiating ultraviolet rays thereto at 500 W. The present disclosure also relates to a crosslinked structure-containing separator for a lithium secondary battery including the crosslinked structure-containing polyolefin porous support, and a lithium secondary battery including the separator. The crosslinked structure-containing polyolefin porous support shows excellent heat resistance.
H01M 50/489 - Separators, membranes, diaphragms or spacing elements inside the cells, characterised by their physical properties, e.g. swelling degree, hydrophilicity or shut down properties
H01M 50/451 - Separators, membranes or diaphragms characterised by the material having a layered structure comprising layers of only organic material and layers containing inorganic material
H01M 50/46 - Separators, membranes or diaphragms characterised by their combination with electrodes
5.
Crosslinked Structure-Containing Separator For Lithium Secondary Battery, Method For Manufacturing The Same, And Lithium Secondary Battery Including The Same Separator
The present disclosure relates to a crosslinked structure-containing separator for a lithium secondary battery, including: a crosslinked structure-containing polyolefin porous support having a crosslinked structure including polymer chains interconnected directly with one another; an inorganic composite porous layer disposed on at least one surface of the crosslinked structure-containing polyolefin porous support and including an inorganic filler and a first binder polymer; and a porous adhesive layer disposed on the inorganic composite porous layer and including a second binder polymer. The present disclosure also relates to a method for preparing the separator and a lithium secondary battery including the separator. The crosslinked structure-containing separator for a lithium secondary battery shows improved high-temperature safety and excellent adhesion to an electrode. The method for manufacturing a crosslinked structure-containing separator for a lithium secondary battery includes adding a photoinitiator to a coating solution for forming a porous adhesive layer, and thus requires no additional equipment for the photo-crosslinking of a polyolefin porous support, thereby realizing a simplified process.
H01M 50/451 - Separators, membranes or diaphragms characterised by the material having a layered structure comprising layers of only organic material and layers containing inorganic material
H01M 50/403 - Manufacturing processes of separators, membranes or diaphragms
A positive electrode active material includes a lithium composite transition metal oxide and a lithium by-product present on the surface of the lithium composite transition metal oxide. The lithium by-product is included at 0.3 mol % to 0.41 mol % with respect to a total mole number of the lithium composite transition metal oxide, and Li2CO3 and LiOH are included at a molar ratio of 1:1.8 to 1:3. A positive electrode including the positive electrode active material and a lithium secondary battery including the positive electrode are also provided.
H01M 4/525 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
B08B 3/08 - Cleaning involving contact with liquid the liquid having chemical or dissolving effect
H01M 4/02 - Electrodes composed of, or comprising, active material
H01M 4/36 - Selection of substances as active materials, active masses, active liquids
H01M 4/505 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese of mixed oxides or hydroxides containing manganese for inserting or intercalating light metals, e.g. LiMn2O4 or LiMn2OxFy
H01M 10/0525 - Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
7.
DOUBLE METAL CYANIDE CATALYST, METHOD FOR PREPARING SAME AND METHOD FOR PREPARING POLYALKYLENE CARBONATE USING THE CATALYST
The present disclosure relates to a double metal cyanide catalyst, a method for preparing same and a method for preparing polyalkylene carbonate using the catalyst. The double metal cyanide catalyst includes a double metal cyanide compound and a complexing agent, where the complexing agent is represented by Formula 1.
The present specification relates to an organic light-emitting device comprising: a first electrode; a second electrode provided facing the first electrode: and at least one organic material layer provided between the first electrode and the second electrode, wherein the organic material layer comprises an emission layer comprising: a first host compound represented by chemical formula 1 or 2; a second host compound represented by chemical formula 3; a first dopant (phosphorescent) compound represented by chemical formula 4 or 5; and a second dopant (fluorescent) compound represented by chemical formula 6.
The present invention aims to improve upon conventional low lithium ion conductivity and resolve the performance and safety issues of an all-solid-state battery, and relates to a compound comprising a repeating unit represented by chemical formula 1 described in the present specification or a compound which is a lithium salt thereof, a composite comprising the compound and a lithium compound, and a solid electrolyte and an all-solid-state battery comprising same.
H01M 10/0567 - Liquid materials characterised by the additives
C08G 75/00 - Macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing sulfur, with or without nitrogen, oxygen, or carbon
C07C 381/00 - Compounds containing carbon and sulfur and having functional groups not covered by groups
H01M 10/056 - Accumulators with non-aqueous electrolyte characterised by the materials used as electrolytes, e.g. mixed inorganic/organic electrolytes
10.
COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE COMPRISING SAME
The present specification relates to a compound and an organic light-emitting device comprising same. The compound of chemical formula 1 has a structure in which Ar1, which is a specific functional group, is bound to a phenanthrofuran or phenanthrothiophene structure through L1, which is an intermediate linker. Here, Ar1 is: a substituted or unsubstituted benzocrycenyl group optionally condensed with an adjacent group to form a substituted or unsubstituted ring; or a substituted or unsubstituted dibenzocrycenyl group optionally condensed with an adjacent group to form a substituted or unsubstituted ring.
C07D 307/77 - Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
C07D 333/50 - Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom condensed with carbocyclic rings or ring systems
C07D 409/10 - Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing two hetero rings linked by a carbon chain containing aromatic rings
C07F 7/08 - Compounds having one or more C—Si linkages
C07D 409/04 - Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing two hetero rings directly linked by a ring-member-to-ring- member bond
C07D 407/04 - Heterocyclic compounds containing two or more hetero rings, at least one ring having oxygen atoms as the only ring hetero atoms, not provided for by group containing two hetero rings directly linked by a ring-member-to-ring- member bond
H10K 85/60 - Organic compounds having low molecular weight
The present specification provides an organic light-emitting device comprising: an anode; a cathode; and a first organic material layer and a second organic material layer that are provided between the anode and the cathode, wherein the first organic material layer comprises a compound of chemical formula 1 and the second organic material layer comprises a compound of chemical formula 2. In chemical formula 1, N of a carbazole group and an amine group are bonded at an ortho position of a biphenylene group, and Ar1 and Ar2 are included as substituents substituted in the amine group. In this case, Ar1 and Ar2 are the same as or different from each other, and are each independently a bicyclic or higher aryl group unsubstituted or substituted with deuterium. In chemical formula 2, an aryl group or a heterocyclic group is linked to the 9th and 10th carbon atoms of anthracene, and at least one deuterium is included.
A method for purifying of waste water includes: supplying a mixed stream, in which wastewater including water, a nitrile-based monomer, and ammonia and an acid component are mixed, to a first column; condensing an upper discharge stream of the first column, supplying the condensed stream to a decanter to separate the stream into a water layer and an organic layer, and supplying components of the organic layer to a second column; and separating a by-product from a lower discharge stream of the second column, and recovering the nitrile-based monomer from an upper discharge stream of the second column.
A multi-block copolymer including a polystyrene-based block and a polyolefin-based block, and having a high molecular weight and a low content of homo-polystyrene, and a method for producing the multi-block copolymer are described herein.
C08F 297/02 - Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer using a catalyst of the anionic type
C08F 2/38 - Polymerisation using regulators, e.g. chain terminating agents
C08F 4/64 - Titanium, zirconium, hafnium, or compounds thereof
C08F 210/16 - Copolymers of ethene with alpha-alkenes, e.g. EP rubbers
An apparatus for cleaning a metal filter comprises a cleaning bath having a predetermined size and connected to a cleaning solution tank, a jig which is vertically elevatable and horizontally slidable in the cleaning bath and to which the metal filter is fixed, a nozzle mounted so that a discharge hole thereof is faced upward in the cleaning bath, and a controller which controls supply and blocking of a cleaning solution from the cleaning solution tank to the cleaning bath, controls supply and blocking of compressed air or the water to the nozzle, controls movement of the jig, and controls filling or discharging of the water into/from the cleaning bath. The controller controls the movement of the jig and selectively controls the supply and blocking of the water, the cleaning solution, and the compressed air, and the draining of the cleaning bath according to predetermined logic.
B01D 41/04 - Regeneration of the filtering material or filter elements outside the filter for liquid or gaseous fluids of rigid self-supporting filtering material
B01D 29/15 - Supported filter elements arranged for inward flow filtration
B01D 29/68 - Regenerating the filter material in the filter by flushing, e.g. counter-current air-bumps with backwash arms, shoes or nozzles
B01D 39/10 - Filter screens essentially made of metal
15.
SUPERCRITICAL DRYING METHOD FOR SILICA WET GEL BLANKET
A supercritical drying device for preparing a silica wet gel blanket, in which the accumulation of salts inside equipment during supercritical drying is prevented. The accumulation of salts inside equipment is prevented by cooling the line filter to have an outer surface temperature in a range of 0° C.-50° C. resulting in improved operational stability of the supercritical drying process. In addition, because a line filter can be separated and easily cleaned, the time required for cleaning and the total amount of ammonia wastewater from the cleaning can be reduced, thereby resulting in the effects of improved efficiency and reduced costs.
B01J 13/00 - Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
C01B 33/141 - Preparation of hydrosols or aqueous dispersions
F26B 3/02 - Drying solid materials or objects by processes involving the application of heat by convection, i.e. heat being conveyed from a heat source to the materials or objects to be dried by a gas or vapour, e.g. air
16.
Methane-Reforming Catalyst and Method for Producing Same
The catalyst for methane reformation according to an exemplary embodiment of the present application comprises: a porous metal support; a first coating layer provided on the porous metal support and comprising the perovskite-based compound represented by Chemical Formula 1; and a second coating layer provided on the first coating layer and comprising the perovskite-based compound represented by Chemical Formula 2:
The catalyst for methane reformation according to an exemplary embodiment of the present application comprises: a porous metal support; a first coating layer provided on the porous metal support and comprising the perovskite-based compound represented by Chemical Formula 1; and a second coating layer provided on the first coating layer and comprising the perovskite-based compound represented by Chemical Formula 2:
SrTiO3 [Chemical Formula 1]
The catalyst for methane reformation according to an exemplary embodiment of the present application comprises: a porous metal support; a first coating layer provided on the porous metal support and comprising the perovskite-based compound represented by Chemical Formula 1; and a second coating layer provided on the first coating layer and comprising the perovskite-based compound represented by Chemical Formula 2:
SrTiO3 [Chemical Formula 1]
Sr1-xAxTiαByO3-δ [Chemical Formula 2]
wherein all the variables are described herein.
B01J 35/00 - Catalysts, in general, characterised by their form or physical properties
B01J 23/00 - Catalysts comprising metals or metal oxides or hydroxides, not provided for in group
B01J 23/02 - Catalysts comprising metals or metal oxides or hydroxides, not provided for in group of the alkali- or alkaline earth metals or beryllium
B01J 23/58 - Platinum group metals with alkali- or alkaline earth metals or beryllium
B01J 23/78 - Catalysts comprising metals or metal oxides or hydroxides, not provided for in group of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups with alkali- or alkaline earth metals or beryllium
B01J 23/83 - Catalysts comprising metals or metal oxides or hydroxides, not provided for in group of the iron group metals or copper combined with metals, oxides or hydroxides provided for in groups with rare earths or actinides
B01J 37/18 - Reducing with gases containing free hydrogen
C01B 3/40 - Production of hydrogen or of gaseous mixtures containing hydrogen by reaction of gaseous or liquid organic compounds with gasifying agents, e.g. water, carbon dioxide, air by reaction of hydrocarbons with gasifying agents using catalysts characterised by the catalyst
Provided is a precursor compound of Formula I used for preparing a cyclic sulfonic acid ester derivative compound, and a method for preparing same,
Provided is a precursor compound of Formula I used for preparing a cyclic sulfonic acid ester derivative compound, and a method for preparing same,
wherein all the variables are described herein.
C07C 303/20 - Preparation of esters or amides of sulfuric acids; Preparation of sulfonic acids or of their esters, halides, anhydrides or amides of sulfonic acids or halides thereof by addition of sulfurous acid or salts thereof to compounds having carbon-to-carbon multiple bonds
C07D 327/10 - Heterocyclic compounds containing rings having oxygen and sulfur atoms as the only ring hetero atoms two oxygen atoms and one sulfur atom, e.g. cyclic sulfates
18.
NOVEL COMPOUND AND ORGANIC LIGHT-EMITTING ELEMENT COMPRISING SAME
C07D 403/14 - Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group containing three or more hetero rings
C07D 405/14 - Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing three or more hetero rings
H10K 85/60 - Organic compounds having low molecular weight
H10K 50/11 - OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers
The present invention pertains to: a poly(lactic acid-3-hydroxypropionic acid) copolymer including a novel network structure; and method for preparing same.
C08G 63/91 - Polymers modified by chemical after-treatment
C08G 63/60 - Polyesters derived from hydroxy carboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from the reaction of a mixture of hydroxy carboxylic acids, polycarboxylic acids and polyhydroxy compounds
C07C 211/54 - Compounds containing amino groups bound to a carbon skeleton having amino groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton having amino groups bound to two or three six-membered aromatic rings
C07C 211/61 - Compounds containing amino groups bound to a carbon skeleton having amino groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton having amino groups bound to carbon atoms of six-membered aromatic rings being part of condensed ring systems of the carbon skeleton with at least one of the condensed ring systems formed by three or more rings
C07C 211/57 - Compounds containing amino groups bound to a carbon skeleton having amino groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton having amino groups bound to carbon atoms of six-membered aromatic rings being part of condensed ring systems of the carbon skeleton
C07D 209/86 - Carbazoles; Hydrogenated carbazoles with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to carbon atoms of the ring system
The present invention relates to a cathode active material and, to a cathode active material, a cathode comprising same, and a lithium secondary battery, the cathode active material enabling problems of conventional secondary particles and problems of discrete particles to be solved simultaneously, and comprising: as primary particles, particles such as conventional discrete particles; and secondary particles formed by aggregating a plurality of primary particles, and thus the present invention has cell characteristics such as improved lifespan of a lithium secondary battery and reduced gas generation, and also has excellent density characteristics so as to have improved energy density.
H01M 4/525 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
H01M 4/505 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese of mixed oxides or hydroxides containing manganese for inserting or intercalating light metals, e.g. LiMn2O4 or LiMn2OxFy
H01M 4/36 - Selection of substances as active materials, active masses, active liquids
The present invention relates to a cathode active material and, to a cathode active material, and a cathode and a lithium secondary battery, each including same, in which the cathode active material can solve conventional problems of secondary particles and problems of single-particles at the same time, and comprises, as primary particles, particles like conventional single-particles, and secondary particles formed by aggregation of a plurality of the primary particles, and thus not only provides excellent cell properties of lithium secondary batteries, such as improved lifespan and reduced gas generation, but also provides excellent density properties to improve energy density.
H01M 4/525 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
H01M 4/131 - Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
H01M 4/36 - Selection of substances as active materials, active masses, active liquids
H01M 4/505 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese of mixed oxides or hydroxides containing manganese for inserting or intercalating light metals, e.g. LiMn2O4 or LiMn2OxFy
The present invention relates to a cathode active material, and to a cathode and a lithium secondary battery comprising same, the cathode active material allowing conventional problems of secondary particles and problems of single-particles to be both resolved, and comprising, as primary particles, particles such as conventional single-particles and secondary particles formed by aggregation of a plurality of the primary particles, thereby not only providing excellent cell properties such as improved lifespan and reduced gas generation in lithium secondary batteries, but also being superbly dense to improve energy density.
H01M 4/525 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
H01M 4/505 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese of mixed oxides or hydroxides containing manganese for inserting or intercalating light metals, e.g. LiMn2O4 or LiMn2OxFy
H01M 4/131 - Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
H01M 10/0525 - Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
H01M 4/36 - Selection of substances as active materials, active masses, active liquids
The present invention relates to a cathode active material and, to a cathode active material, and a cathode and a lithium secondary battery, each including same, in which the cathode active material can solve conventional problems of secondary particles and problems of single-particles at the same time, and comprises, as primary particles, particles like conventional single-particles, and secondary particles formed by aggregation of a plurality of the primary particles, and thus not only provides excellent cell properties of lithium secondary batteries, such as improved lifespan and reduced gas generation, but also provides excellent density properties to improve energy density.
H01M 4/525 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
H01M 4/505 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese of mixed oxides or hydroxides containing manganese for inserting or intercalating light metals, e.g. LiMn2O4 or LiMn2OxFy
H01M 4/36 - Selection of substances as active materials, active masses, active liquids
The present invention relates to a cathode active material and, to a cathode active material, a cathode comprising same, and a lithium secondary battery, the cathode active material enabling problems of conventional secondary particles and problems of discrete particles to be solved simultaneously, and comprising: as primary particles, particles such as conventional discrete particles; and secondary particles formed by aggregating a plurality of primary particles, and thus the present invention has cell characteristics such as improved lifespan of a lithium secondary battery and reduced gas generation, and also has excellent density characteristics so as to have improved energy density.
H01M 4/525 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
H01M 4/505 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese of mixed oxides or hydroxides containing manganese for inserting or intercalating light metals, e.g. LiMn2O4 or LiMn2OxFy
H01M 4/36 - Selection of substances as active materials, active masses, active liquids
The present invention relates to a cathode active material, a cathode comprising same, and a lithium secondary battery, wherein the cathode active material, capable of solving both the problems of conventional secondary particles and the problems of conventional single particles, comprises particles, such as conventional single particles, as primary particles, and secondary particles each formed by agglomeration of multiple primary particle, thereby increasing the lifespan of lithium secondary batteries, enhancing cell characteristics such as gas generation reduction, and improving energy density through excellent density characteristics.
H01M 4/525 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
H01M 4/505 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese of mixed oxides or hydroxides containing manganese for inserting or intercalating light metals, e.g. LiMn2O4 or LiMn2OxFy
H01M 4/131 - Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
The present invention relates to a cathode active material and, to a cathode active material, a cathode comprising same, and a lithium secondary battery, the cathode active material enabling problems of conventional secondary particles and problems of discrete particles to be solved simultaneously, and comprising: as primary particles, particles such as conventional discrete particles; and secondary particles formed by aggregating a plurality of primary particles, and thus the present invention has cell characteristics such as improved lifespan of a lithium secondary battery and reduced gas generation, and also has excellent density characteristics so as to have improved energy density.
H01M 4/02 - Electrodes composed of, or comprising, active material
H01M 4/525 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
H01M 4/505 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese of mixed oxides or hydroxides containing manganese for inserting or intercalating light metals, e.g. LiMn2O4 or LiMn2OxFy
H01M 4/131 - Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
The present invention relates: to a positive electrode active material, which can simultaneously address the issues of conventional secondary particles and the issues of single particles, and which includes particles such as conventional single particles as primary particles and includes secondary particles formed by agglomeration of a plurality of primary particles, thereby improving the energy density by having excellent density characteristics, as well as cell characteristics such as improving the lifespan of a lithium secondary battery and reducing gas generation; and to a positive electrode and lithium secondary battery including same.
H01M 4/525 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
H01M 4/505 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese of mixed oxides or hydroxides containing manganese for inserting or intercalating light metals, e.g. LiMn2O4 or LiMn2OxFy
H01M 4/131 - Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
H01M 10/0525 - Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
H01M 4/36 - Selection of substances as active materials, active masses, active liquids
The present invention relates to a positive electrode active material, a positive electrode, and a lithium secondary battery, wherein the positive electrode active material can simultaneously solve the problems of conventional secondary particles and the problems of single particles by comprising particles like conventional single particles as primary particles and having secondary particles formed by agglomeration of a plurality of the primary particles, which enables the lithium secondary battery to exhibit excellent density characteristics that enhance the energy density thereof, as well as excellent cell characteristics such as an enhanced lifespan and reduced gas generation.
H01M 4/525 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
H01M 4/505 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese of mixed oxides or hydroxides containing manganese for inserting or intercalating light metals, e.g. LiMn2O4 or LiMn2OxFy
H01M 4/131 - Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
H01M 10/0525 - Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
H01M 4/36 - Selection of substances as active materials, active masses, active liquids
The present invention relates to a positive electrode active material enabling solving the conventional secondary particle problem and single particle problem simultaneously, a positive electrode comprising same, and a lithium secondary battery, the positive electrode active material comprising, as primary particles, particles which are the same as the conventional single particle, and comprising secondary particles formed by agglomerating a plurality of the primary particles, and thus enabling not only excellent cell characteristics, such as increased life and reduced gas generation amount, of a lithium secondary battery, but also enabling excellent density characteristics, thereby enhancing energy density.
H01M 4/525 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
H01M 4/505 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese of mixed oxides or hydroxides containing manganese for inserting or intercalating light metals, e.g. LiMn2O4 or LiMn2OxFy
H01M 4/48 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
A positive electrode active material includes a lithium composite transition metal oxide. The positive electrode active material is a secondary particle in which primary particles are aggregated. The primary particle includes a coating portion containing an M1 metal, and the coating portion is locally present on surfaces of the primary particles or at inter-particle boundaries of the primary particles. A preparation method thereof, and a lithium secondary battery including the positive electrode active material are also provided.
Provided is a novel compound of Chemical Formula 1:
Provided is a novel compound of Chemical Formula 1:
Provided is a novel compound of Chemical Formula 1:
wherein in Chemical Formula 1: n is an integer of 1 to 6; X is O or S; L1 and L2 are each independently a single bond, substituted or unsubstituted C6-60 arylene, or substituted or unsubstituted C2-60 heteroarylene containing at least one heteroatom selected from the group consisting of O, S, Si, P and B; Ar1 is cyano, substituted or unsubstituted C6-60 aryl, or substituted or unsubstituted C2-60 heteroaryl containing at least one heteroatom selected from the group consisting of O, S, Si, P and B; and Ar2 and Ar3 are each independently substituted or unsubstituted C6-60 aryl, or substituted or unsubstituted C2-60 heteroaryl containing at least one heteroatom selected from the group consisting of O, S, Si, P and B; and an organic light emitting device including the same.
H10K 85/60 - Organic compounds having low molecular weight
C07D 405/04 - Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings directly linked by a ring-member-to-ring- member bond
C07D 405/14 - Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing three or more hetero rings
C07D 409/04 - Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing two hetero rings directly linked by a ring-member-to-ring- member bond
C07D 409/14 - Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing three or more hetero rings
C07F 7/08 - Compounds having one or more C—Si linkages
A positive electrode active material includes a lithium transition metal oxide, which contains 70 mol % or more of nickel (Ni) among total metals excluding lithium and is in a form of a secondary particle formed by aggregation of primary particles. The lithium transition metal oxide has a coating layer containing boron (B). An average aspect ratio of the primary particles present on a surface of the lithium transition metal oxide is in a range of 1.8 to 6.0. The method of preparing the positive electrode active material is also provided. Additionally, a positive electrode and a lithium secondary battery which include the positive electrode active material are provided.
H01M 4/02 - Electrodes composed of, or comprising, active material
H01M 4/48 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides
H01M 4/525 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
H01M 10/42 - Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
34.
Multiblock Copolymer, Resin Composition and Method for Preparing the Multiblock Copolymer
A multiblock copolymer, a method for preparing same, and a thermoplastic resin composition comprising polypropylene and the multiblock copolymer are described herein. The block copolymer has excellent processability and excellent compatibility with polypropylene, and the thermoplastic resin composition of the present disclosure using the same shows excellent low temperature impact strength and may be usefully used as a thermoplastic resin composition for the manufacture of a product requiring high impact resistance such as automotive parts.
C08F 297/02 - Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer using a catalyst of the anionic type
The present specification pertains to a microorganism and/or Escherichia coli and a use thereof, wherein the microorganism and/or Escherichia coli has 3-hydroxypropionic acid or 3-hydroxypropionate (3-HP) production ability, with a foreign 3-HP production gene inserted into the genomic DNA thereof, and has a use of measuring the production ability of the inserted 3-HP production gene.
This invention relates to a-A method for preparing ethylene-vinyl alcohol copolymer capable of obtaining ethylene-vinyl alcohol copolymer of high saponification degree, while minimizing the amount of alkali catalysts used is disclosed herein. The method comprises adding a first alkali catalyst solution dropwise to ethylene-vinyl acetate copolymer dispersed in an alcohol solvent, and adding a second alkali catalyst solution dropwise to the first saponification reaction mixture.
A composite including a crystalline hybrid nanoporous powder, that can have excellent thermal stability and structural stability with respect to pressure because of the coated structural properties of an organometallic nanostructure on the surface of the seed particle, can maintain the conventional properties during converting from the crystalline hybrid material nanoporous powder into the composite because of the bonding force of the seed particle and the organometal nanostructure, and can reduce the production amount of a fine powder due to abrasion without a deterioration in the ability to adsorb volatile organic compounds (VOC), and a method for producing same.
B01J 20/22 - Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof comprising organic material
38.
ELECTRODE FOR LITHIUM SECONDARY BATTERY, MANUFACTURING METHOD THEREFOR, AND LITHIUM SECONDARY BATTERY INCLUDING ELECTRODE
The present invention relates to an electrode for a lithium secondary battery, a manufacturing method therefor, and a lithium secondary battery including the electrode. According to the present invention, provided are an electrode for a lithium secondary battery, a manufacturing method therefor, and a lithium secondary battery including the electrode, in which the electrode exhibits excellent durability during charging and discharging, since a porous layer and an electrode active material layer are tightly bound to each other and the porous layer also has high flexibility.
C08G 63/60 - Polyesters derived from hydroxy carboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from the reaction of a mixture of hydroxy carboxylic acids, polycarboxylic acids and polyhydroxy compounds
The present invention relates: to a positive electrode active material, which can simultaneously address the issues of conventional secondary particles and the issues of single particles, and which includes particles such as conventional single particles as primary particles and includes secondary particles formed by agglomeration of a plurality of primary particles, thereby improving the energy density by having excellent density characteristics, as well as cell characteristics such as improving the lifespan of a lithium secondary battery and reducing gas generation; and to a positive electrode and lithium secondary battery including same.
H01M 4/02 - Electrodes composed of, or comprising, active material
H01M 4/525 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
H01M 4/505 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese of mixed oxides or hydroxides containing manganese for inserting or intercalating light metals, e.g. LiMn2O4 or LiMn2OxFy
H01M 4/131 - Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
The present invention relates to a cathode active material, a cathode comprising same, and a lithium secondary battery, wherein the cathode active material, capable of solving both the problems of conventional secondary particles and the problems of conventional single particles, comprises particles, such as conventional single particles, as primary particles, and secondary particles each formed by agglomeration of multiple primary particle, thereby increasing the lifespan of lithium secondary batteries, enhancing cell characteristics such as gas generation reduction, and improving energy density through excellent density characteristics.
H01M 4/525 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
H01M 4/131 - Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
H01M 4/36 - Selection of substances as active materials, active masses, active liquids
H01M 4/505 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese of mixed oxides or hydroxides containing manganese for inserting or intercalating light metals, e.g. LiMn2O4 or LiMn2OxFy
The present invention relates to a cathode active material and, to a cathode active material, a cathode comprising same, and a lithium secondary battery, the cathode active material enabling problems of conventional secondary particles and problems of discrete particles to be solved simultaneously, and comprising: as primary particles, particles such as conventional discrete particles; and secondary particles formed by aggregating a plurality of primary particles, and thus the present invention has cell characteristics such as improved lifespan of a lithium secondary battery and reduced gas generation, and also has excellent density characteristics so as to have improved energy density.
H01M 4/525 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
H01M 4/505 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese of mixed oxides or hydroxides containing manganese for inserting or intercalating light metals, e.g. LiMn2O4 or LiMn2OxFy
H01M 4/36 - Selection of substances as active materials, active masses, active liquids
H01M 4/131 - Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
H01M 10/0525 - Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
The present invention relates to a cathode active material, a cathode comprising same, and a lithium secondary battery, wherein the cathode active material, capable of solving both the problems of conventional secondary particles and the problems of conventional single particles, comprises particles, such as conventional single particles, as primary particles, and secondary particles each formed by agglomeration of multiple primary particle, thereby increasing the lifespan of lithium secondary batteries, enhancing cell characteristics such as gas generation reduction, and improving energy density through excellent density characteristics.
H01M 4/02 - Electrodes composed of, or comprising, active material
H01M 4/525 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
H01M 4/505 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese of mixed oxides or hydroxides containing manganese for inserting or intercalating light metals, e.g. LiMn2O4 or LiMn2OxFy
H01M 4/131 - Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
A novel compound of Chemical Formula 1 and an organic light emitting device including the same:
A novel compound of Chemical Formula 1 and an organic light emitting device including the same:
A novel compound of Chemical Formula 1 and an organic light emitting device including the same:
where Y is O or S: Ar1 and Ar2 are each independently a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing one or more heteroatoms of N, O and S; A and B are each independently a C6-60 aromatic ring or a C2-60 heteroaromatic ring containing one or more heteroatoms of N, O and S which is fused with an adjacent pentagonal ring; D is deuterium; R1 and R2 are each independently deuterium or a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing one or more heteroatoms of N, O and S, provided that at least one of R1 and R2 is deuterium; and the other substituent are as defined in the specification.
H10K 85/60 - Organic compounds having low molecular weight
C07D 405/14 - Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing three or more hetero rings
C07D 409/14 - Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing three or more hetero rings
The present invention relates to a novel method for preparing an intermediate of Chemical Formula 3, wherein the intermediate can be effectively used in the synthesis of a xanthine oxidase inhibitor.
C07D 403/04 - Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, not provided for by group containing two hetero rings directly linked by a ring-member-to-ring- member bond
47.
NON-CONDUCTIVE FILM, SEMICONDUCTOR DEVICE AND MANUFACTURING METHOD THEREOF
The present invention relates to a non-conductive film, a semiconductor device and a manufacturing method thereof. The non-conductive film effectively prevents the generation of voids during a semiconductor manufacturing process and sufficiently adheres to a semiconductor device, so as to provide a semiconductor device having excellent reliability.
C08L 61/04 - Condensation polymers of aldehydes or ketones with phenols only
C08L 33/20 - Homopolymers or copolymers of acrylonitrile
C08L 71/00 - Compositions of polyethers obtained by reactions forming an ether link in the main chain; Compositions of derivatives of such polymers
H01L 21/683 - Apparatus specially adapted for handling semiconductor or electric solid state devices during manufacture or treatment thereof; Apparatus specially adapted for handling wafers during manufacture or treatment of semiconductor or electric solid state devices or components for supporting or gripping
The present invention provides a method for preparing a recycled polyolefin resin, comprising the steps of: introducing washing water and a base resin containing polyolefin into a washing machine equipped with a rotating member, and washing the base resin by a wet friction method through high-speed rotation of the rotating member; and supplying the washed base resin to an extruder and extruding same, wherein the washing water includes water, a nonionic surfactant, and chitosan. According to the present invention, the use of a nonionic surfactant in the step of washing the base resin promotes the separation of foreign substances, and chitosan can be used in combination therewith to prevent the separated foreign substances from being reattached to the base resin, thereby improving the effect of removing foreign substances. Therefore, it is possible to prepare a recycled polyolefin resin in which odor generation and deterioration in physical properties are suppressed.
The present invention relates to an aerogel blanket, an insulating member containing same, a battery including the same insulating member, and a method for manufacturing the aerogel blanket, wherein the aerogel blanket comprises aerogel and a blanket substrate, with an organic content of 1.2 wt% or less. The aerogel blanket according to the present invention has a low organic content, exhibiting excellent heat absorption and extinguishing properties, and thus is effective in controlling fire outbreaks and spread when used in various products.
The present invention relates to: a ligand compound having a novel structure, which exhibits high 1-hexene and 1-octene selectivity while exhibiting high catalytic activity, thereby enabling ethylene oligomerization with excellent efficiency; an organic chromium compound; a catalyst composition comprising the organic chromium compound; and a method for oligomerizing ethylene by using same.
B01J 31/18 - Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes containing nitrogen, phosphorus, arsenic or antimony
B01J 31/14 - Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides containing organo-metallic compounds or metal hydrides of aluminium or boron
52.
LIGAND COMPOUND, ORGANIC CHROMIUM COMPOUND, AND CATALYST COMPOSITION COMPRISING SAME
The present invention relates to: a ligand compound that has a novel structure and exhibits high catalytic activity and high 1-hexene and 1-octene selectivity, and thus can perform ethylene oligomerization with excellent efficiency; an organic chromium compound; a catalyst composition comprising the organic chromium compound; and a method for oligomerizing ethylene using same.
B01J 31/18 - Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes containing nitrogen, phosphorus, arsenic or antimony
B01J 31/14 - Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides containing organo-metallic compounds or metal hydrides of aluminium or boron
53.
PREPARATION METHOD OF SUPER ABSORBENT POLYMER AND SUPER ABSORBENT POLYMER
The present disclosure relates to a method for preparing a super absorbent polymer. More specifically, according to the preparation method of a super absorbent polymer of the present disclosure, it is possible to effectively control the initiation and inhibition of polymerization reactions, thereby reducing the content of unreacted monomers in the final product.
An encapsulant film composition including an ethylene/alpha-olefin copolymer and a crosslinking aid comprising a compound represented by Formula 1 below, an encapsulant film, and a solar cell module are described. When an encapsulant film is produced using such encapsulant film composition, the immersing time of an ethylene/alpha-olefin copolymer is reduced so that the economic viability of a process of producing an encapsulant film can be improved. In addition, the encapsulant film composition produced exhibits excellent crosslinking degree.
An encapsulant film composition including an ethylene/alpha-olefin copolymer and a crosslinking aid comprising a compound represented by Formula 1 below, an encapsulant film, and a solar cell module are described. When an encapsulant film is produced using such encapsulant film composition, the immersing time of an ethylene/alpha-olefin copolymer is reduced so that the economic viability of a process of producing an encapsulant film can be improved. In addition, the encapsulant film composition produced exhibits excellent crosslinking degree.
wherein all the variables are described herein.
A multiblock copolymer having a structure in which polystyrene chains are attached to both terminals of a polyolefin chain, a resin composition comprising same, and methods for preparing them are described herein.
C08F 297/02 - Macromolecular compounds obtained by successively polymerising different monomer systems using a catalyst of the ionic or coordination type without deactivating the intermediate polymer using a catalyst of the anionic type
C08L 53/00 - Compositions of block copolymers containing at least one sequence of a polymer obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers
56.
CATHODE ACTIVE MATERIAL, METHOD FOR PRODUCING SAME, AND CATHODE AND LITHIUM SECONDARY BATTERY EACH COMPRISING SAME
H01M 4/525 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
H01M 4/505 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese of mixed oxides or hydroxides containing manganese for inserting or intercalating light metals, e.g. LiMn2O4 or LiMn2OxFy
H01M 4/36 - Selection of substances as active materials, active masses, active liquids
The present invention provides a method for preparing steam or hot water and a system for performing the method, the method including the steps of: (S1) introducing process waste heat fluids supplied from multiple waste heat sources into heat exchangers configured to have a number corresponding to the number of the multiple waste heat sources, respectively, so as to perform heat exchange with cooling water; (S2) introducing, into a refrigerant evaporator, cooling water that has risen in temperature due to the heat exchange with the process waste heat fluids in the respective heat exchangers via an integrated pipe and evaporating a refrigerant through heat exchange with the refrigerant; (S3) compressing the evaporated refrigerant stream in a refrigerant compressor; (S4) heat exchanging the compressed refrigerant stream with water in a refrigerant condenser to generate a condensed refrigerant stream and steam or hot water; and (S5) causing the condensed refrigerant stream to pass through a refrigerant expansion valve, to be pressurized, and then to be circulated to the refrigerant evaporator.
F22B 1/18 - Methods of steam generation characterised by form of heating method by exploitation of the heat content of hot heat carriers the heat carrier being a hot gas, e.g. waste gas such as exhaust gas of internal-combustion engines
F22B 31/04 - Heat supply by installation of two or more combustion apparatus, e.g. of separate combustion apparatus for the boiler and the superheater respectively
C07D 405/14 - Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing three or more hetero rings
C07D 409/14 - Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing three or more hetero rings
H10K 85/60 - Organic compounds having low molecular weight
H10K 50/11 - OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers
Disclosed is a coating thickness measuring apparatus and method.
Disclosed is a coating thickness measuring apparatus and method.
The coating thickness measuring apparatus according to an embodiment of the present disclosure includes a data obtaining unit configured to obtain thickness data indicating a thickness of a coating material applied to a contact portion of a substrate in contact with a coating roll while the substrate coated with the coating material is transported by the coating roll; and a processor configured to create a virtual memory zone having a plurality of storage areas in which correction data is distributed and stored and correct the thickness data based on the correction data pre-stored in a target storage area selected from the plurality of storage areas to generate corrected thickness data.
G01B 11/06 - Measuring arrangements characterised by the use of optical techniques for measuring length, width, or thickness for measuring thickness
G01B 21/04 - Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring length, width, or thickness by measuring coordinates of points
The present invention provides an isolation method enabling lactide racemate to be isolated in a high yield and with high efficiency without concern for side reactions even if L-lactide percentage is low.
A poly(lactic acid-b-3-hydroxypropionic acid) block copolymer characterized in that mechanical properties of the block copolymer are excellent by introducing a lactide optical isomer-derived repeating unit and a poly(3-hydroxypropionic acid) repeating unit at the same time, and thus its application fields can be expanded.
C08G 63/06 - Polyesters derived from hydroxy carboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from hydroxy carboxylic acids
An organic light-emitting device. light emitting device having a light emitting layer including a compound of Chemical Formula 1 and a compound of Chemical Formula 2:
An organic light-emitting device. light emitting device having a light emitting layer including a compound of Chemical Formula 1 and a compound of Chemical Formula 2:
An organic light-emitting device. light emitting device having a light emitting layer including a compound of Chemical Formula 1 and a compound of Chemical Formula 2:
Ar1 and Ar2 are each independently a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing at least one of N, O and S, each Ar3 is independently hydrogen, deuterium, or a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing at least one of N, O and S, and at least one of Ar1, Ar2-Ar3 is a substituted or unsubstituted C16-60 aryl polycyclic aromatic ring,
An organic light-emitting device. light emitting device having a light emitting layer including a compound of Chemical Formula 1 and a compound of Chemical Formula 2:
Ar1 and Ar2 are each independently a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing at least one of N, O and S, each Ar3 is independently hydrogen, deuterium, or a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing at least one of N, O and S, and at least one of Ar1, Ar2-Ar3 is a substituted or unsubstituted C16-60 aryl polycyclic aromatic ring,
An organic light-emitting device. light emitting device having a light emitting layer including a compound of Chemical Formula 1 and a compound of Chemical Formula 2:
Ar1 and Ar2 are each independently a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing at least one of N, O and S, each Ar3 is independently hydrogen, deuterium, or a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing at least one of N, O and S, and at least one of Ar1, Ar2-Ar3 is a substituted or unsubstituted C16-60 aryl polycyclic aromatic ring,
Ar5 and Ar6 are each substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing at least one of N, O and S, and the other substituents are as defined in the specification, provided that Ar3 is not
An organic light-emitting device. light emitting device having a light emitting layer including a compound of Chemical Formula 1 and a compound of Chemical Formula 2:
Ar1 and Ar2 are each independently a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing at least one of N, O and S, each Ar3 is independently hydrogen, deuterium, or a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing at least one of N, O and S, and at least one of Ar1, Ar2-Ar3 is a substituted or unsubstituted C16-60 aryl polycyclic aromatic ring,
Ar5 and Ar6 are each substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing at least one of N, O and S, and the other substituents are as defined in the specification, provided that Ar3 is not
An organic light-emitting device. light emitting device having a light emitting layer including a compound of Chemical Formula 1 and a compound of Chemical Formula 2:
Ar1 and Ar2 are each independently a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing at least one of N, O and S, each Ar3 is independently hydrogen, deuterium, or a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing at least one of N, O and S, and at least one of Ar1, Ar2-Ar3 is a substituted or unsubstituted C16-60 aryl polycyclic aromatic ring,
Ar5 and Ar6 are each substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing at least one of N, O and S, and the other substituents are as defined in the specification, provided that Ar3 is not
when Ar3 is an unsubstituted C16-60 aryl polycyclic aromatic ring.
H10K 85/60 - Organic compounds having low molecular weight
C07C 211/54 - Compounds containing amino groups bound to a carbon skeleton having amino groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton having amino groups bound to two or three six-membered aromatic rings
C07C 211/61 - Compounds containing amino groups bound to a carbon skeleton having amino groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton having amino groups bound to carbon atoms of six-membered aromatic rings being part of condensed ring systems of the carbon skeleton with at least one of the condensed ring systems formed by three or more rings
C07D 209/86 - Carbazoles; Hydrogenated carbazoles with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to carbon atoms of the ring system
C07D 405/04 - Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings directly linked by a ring-member-to-ring- member bond
C07D 405/10 - Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings linked by a carbon chain containing aromatic rings
C07D 405/12 - Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings linked by a chain containing hetero atoms as chain links
C07D 405/14 - Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing three or more hetero rings
C07D 409/12 - Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing two hetero rings linked by a chain containing hetero atoms as chain links
C07D 409/14 - Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing three or more hetero rings
A compound of Chemical Formula 1:
A compound of Chemical Formula 1:
A compound of Chemical Formula 1:
wherein: L1 and L2 are each independently a substituted or unsubstituted C6-60 arylene, each R1 is independently hydrogen, deuterium, halogen, cyano, or a substituted or unsubstituted: C1-60 alkyl, C2-60 alkenyl, C2-60 alkynyl, C3-60 cycloalkyl, C6-60 aryl or C2-60 heteroaryl containing one or more of N, O and S; one of Ar1 and Ar2 is a substituent of Chemical Formula 2, and the other is a substituted or unsubstituted C14-60 aromatic fused polycyclic ring:
A compound of Chemical Formula 1:
wherein: L1 and L2 are each independently a substituted or unsubstituted C6-60 arylene, each R1 is independently hydrogen, deuterium, halogen, cyano, or a substituted or unsubstituted: C1-60 alkyl, C2-60 alkenyl, C2-60 alkynyl, C3-60 cycloalkyl, C6-60 aryl or C2-60 heteroaryl containing one or more of N, O and S; one of Ar1 and Ar2 is a substituent of Chemical Formula 2, and the other is a substituted or unsubstituted C14-60 aromatic fused polycyclic ring:
A compound of Chemical Formula 1:
wherein: L1 and L2 are each independently a substituted or unsubstituted C6-60 arylene, each R1 is independently hydrogen, deuterium, halogen, cyano, or a substituted or unsubstituted: C1-60 alkyl, C2-60 alkenyl, C2-60 alkynyl, C3-60 cycloalkyl, C6-60 aryl or C2-60 heteroaryl containing one or more of N, O and S; one of Ar1 and Ar2 is a substituent of Chemical Formula 2, and the other is a substituted or unsubstituted C14-60 aromatic fused polycyclic ring:
wherein: each X is independently N or CH, provided that at least one X is N; and Ar3 and Ar4 are each independently a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing one or more of N, O and S, and the other substituents are as defined in the specification; and an organic light emitting device comprising the same.
H10K 85/60 - Organic compounds having low molecular weight
C07D 251/24 - Heterocyclic compounds containing 1,3,5-triazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members with hydrogen or carbon atoms directly attached to at least one ring carbon atom to three ring carbon atoms
The present specification relates to a compound represented by chemical formula 1-1 or chemical formula 1-2 and an organic light-emitting device comprising same, wherein the compound represented by chemical formula 1-1 or chemical formula 1-2 is a compound in which anthracene, serving as a key core when functioning as a blue fluorescent host compound, is substituted with deuterium, and the compound represented by chemical formula 1-1 or chemical formula 1-2 can be used in an organic light-emitting device to achieve enhanced device characteristics, such as low driving voltages, high efficiency, or excellent lifespan.
H01M 4/525 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
H01M 4/36 - Selection of substances as active materials, active masses, active liquids
H01M 4/505 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese of mixed oxides or hydroxides containing manganese for inserting or intercalating light metals, e.g. LiMn2O4 or LiMn2OxFy
H01M 4/131 - Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
5050) than that of the first positive electrode active material, wherein, when a pressure of 6,500 kgf/cm2 is applied to the positive electrode material, the volume of particles with a particle diameter of 1 ㎛ or less is 10% or less of the total volume of particles present in the positive electrode material.
H01M 4/36 - Selection of substances as active materials, active masses, active liquids
H01M 4/525 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
H01M 4/505 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese of mixed oxides or hydroxides containing manganese for inserting or intercalating light metals, e.g. LiMn2O4 or LiMn2OxFy
H01M 4/131 - Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
The present specification relates to a resin including a poly (lactic acid-b-3-hydroxypropionic acid) block co-polymer, a resin composition including the same, and a resin molded article.
Provided are an ink composition comprising a compound represented by Chemical Formula 1, a first solvent represented by Chemical Formula A, and a second solvent represented by Chemical Formula B-1 or B-2, an organic material layer including the same and an organic light emitting device including the same,
Provided are an ink composition comprising a compound represented by Chemical Formula 1, a first solvent represented by Chemical Formula A, and a second solvent represented by Chemical Formula B-1 or B-2, an organic material layer including the same and an organic light emitting device including the same,
Provided are an ink composition comprising a compound represented by Chemical Formula 1, a first solvent represented by Chemical Formula A, and a second solvent represented by Chemical Formula B-1 or B-2, an organic material layer including the same and an organic light emitting device including the same,
wherein all the variables are described herein.
C09D 11/36 - Inkjet printing inks based on non-aqueous solvents
C09D 11/38 - Inkjet printing inks characterised by non-macromolecular additives other than solvents, pigments or dyes
H10K 50/11 - OLEDs or polymer light-emitting diodes [PLED] characterised by the electroluminescent [EL] layers
H10K 71/13 - Deposition of organic active material using liquid deposition, e.g. spin coating using printing techniques, e.g. ink-jet printing or screen printing
H10K 85/60 - Organic compounds having low molecular weight
69.
Method for Manufacturing Crosslinked Structure-Containing Separator for Lithium Secondary Battery, Crosslinked Structure-Containing Separator for Lithium Secondary Battery Obtained Thereby, and Lithium Secondary Battery Including the Same
A method for manufacturing a crosslinked structure-containing separator for a lithium secondary battery includes supplying polyolefin and a diluting agent to an extruder to extrude a polyolefin composition; molding and orienting the extruded polyolefin composition into the form of a sheet; dipping the oriented sheet in an extraction solution to extract the diluting agent, thereby providing a polyolefin-based porous support; and irradiating ultraviolet rays to the polyolefin-based porous support, wherein the extraction solution has an upper layer and a lower layer, the lower layer includes a photoinitiator and a solvent for the photoinitiator, the upper layer includes a non-solvent for the photoinitiator, and the photoinitiator is present in an amount of 0.01-0.3 parts by weight based on 100 parts by weight of the solvent for the photoinitiator. Also provided is a crosslinked structure-containing separator for a lithium secondary battery and a lithium secondary battery including the crosslinked structure-containing separator.
A compound of Chemical Formula 1:
A compound of Chemical Formula 1:
A compound of Chemical Formula 1:
wherein X1 is O or S; any one of R1 to R5 is a moiety bonded to L1 of the following Chemical Formula A at **:
A compound of Chemical Formula 1:
wherein X1 is O or S; any one of R1 to R5 is a moiety bonded to L1 of the following Chemical Formula A at **:
A compound of Chemical Formula 1:
wherein X1 is O or S; any one of R1 to R5 is a moiety bonded to L1 of the following Chemical Formula A at **:
Ar1 is a substituted or unsubstituted aryl group, Chemical Formula 1 comprises at least one deuterium, and the other substituents are as defined in the specification; and an organic light-emitting device including the same. When a compound of Chemical Formula 1 is included in an organic light emitting device, the device exhibits lower driving voltage, improved light efficiency, and improved service life characteristics.
H10K 85/60 - Organic compounds having low molecular weight
C07D 307/79 - Benzo [b] furans; Hydrogenated benzo [b] furans with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to carbon atoms of the hetero ring
C07D 333/54 - Benzo [b] thiophenes; Hydrogenated benzo [b] thiophenes with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to carbon atoms of the hetero ring
C07D 405/04 - Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings directly linked by a ring-member-to-ring- member bond
C07D 409/04 - Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing two hetero rings directly linked by a ring-member-to-ring- member bond
C07D 409/10 - Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing two hetero rings linked by a carbon chain containing aromatic rings
An organic light emitting device comprising an anode, a cathode, and a light emitting layer between the anode and the cathode, the light emitting layer comprising a compound of Chemical Formula 1 and a compound of Chemical Formula 2, and having improved driving voltage, efficiency and lifetime is provided.
An organic light emitting device comprising an anode, a cathode, and a light emitting layer between the anode and the cathode, the light emitting layer comprising a compound of Chemical Formula 1 and a compound of Chemical Formula 2, and having improved driving voltage, efficiency and lifetime is provided.
H10K 85/60 - Organic compounds having low molecular weight
C07D 307/77 - Heterocyclic compounds containing five-membered rings having one oxygen atom as the only ring hetero atom ortho- or peri-condensed with carbocyclic rings or ring systems
C07D 333/50 - Heterocyclic compounds containing five-membered rings having one sulfur atom as the only ring hetero atom condensed with carbocyclic rings or ring systems
C07D 405/04 - Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings directly linked by a ring-member-to-ring- member bond
C07D 405/10 - Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings linked by a carbon chain containing aromatic rings
C07D 405/12 - Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing two hetero rings linked by a chain containing hetero atoms as chain links
C07D 405/14 - Heterocyclic compounds containing both one or more hetero rings having oxygen atoms as the only ring hetero atoms, and one or more rings having nitrogen as the only ring hetero atom containing three or more hetero rings
C07D 409/12 - Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing two hetero rings linked by a chain containing hetero atoms as chain links
C07D 409/14 - Heterocyclic compounds containing two or more hetero rings, at least one ring having sulfur atoms as the only ring hetero atoms containing three or more hetero rings
C07F 7/08 - Compounds having one or more C—Si linkages
C07C 51/377 - Preparation of carboxylic acids or their salts, halides, or anhydrides by reactions not involving formation of carboxyl groups by hydrogenolysis of functional groups
C07C 51/43 - Separation; Purification; Stabilisation; Use of additives by change of the physical state, e.g. crystallisation
The present specification relates to a compound of chemical formula 1 and an organic light-emitting device comprising same. The compound of chemical formula 1 has indolo[2,3-c]carbazole as a main backbone having two Ns, one being substituted with an aryl (or alkyl) silyl group and the other being substituted with Ar. Here, Ar is a C6-18 aryl group substituted or unsubstituted with at least one selected from the group consisting of deuterium, a cyano group, an alkyl group, a cycloalkyl group and an aryl group, or is a C6-18 substituted or unsubstituted heteroaryl group containing O and/or S.
Provided are a compound of Chemical Formula 1, a coating composition including the compound, an organic light emitting device using the coating composition, and a manufacturing method thereof,
Provided are a compound of Chemical Formula 1, a coating composition including the compound, an organic light emitting device using the coating composition, and a manufacturing method thereof,
wherein all the variables are described herein.
H10K 85/60 - Organic compounds having low molecular weight
C07C 211/61 - Compounds containing amino groups bound to a carbon skeleton having amino groups bound to carbon atoms of six-membered aromatic rings of the carbon skeleton having amino groups bound to carbon atoms of six-membered aromatic rings being part of condensed ring systems of the carbon skeleton with at least one of the condensed ring systems formed by three or more rings
An organic light emitting device comprising an anode; a cathode; and a light emitting layer between the anode and the cathode, the light emitting layer including a compound represented by Chemical Formula 1 and a compound represented by Chemical Formula 2, is provided.
An organic light emitting device comprising an anode; a cathode; and a light emitting layer between the anode and the cathode, the light emitting layer including a compound represented by Chemical Formula 1 and a compound represented by Chemical Formula 2, is provided.
[Chemical formula2]
An organic light emitting device comprising an anode; a cathode; and a light emitting layer between the anode and the cathode, the light emitting layer including a compound represented by Chemical Formula 1 and a compound represented by Chemical Formula 2, is provided.
[Chemical formula2]
An organic light emitting device comprising an anode; a cathode; and a light emitting layer between the anode and the cathode, the light emitting layer comprising a first compound of Chemical Formula 1 and a second compound of Chemical Formula 2:
An organic light emitting device comprising an anode; a cathode; and a light emitting layer between the anode and the cathode, the light emitting layer comprising a first compound of Chemical Formula 1 and a second compound of Chemical Formula 2:
An organic light emitting device comprising an anode; a cathode; and a light emitting layer between the anode and the cathode, the light emitting layer comprising a first compound of Chemical Formula 1 and a second compound of Chemical Formula 2:
wherein: Ar1 and Ar2 are each independently a substituted or unsubstituted C6-60 aryl; R is deuterium or a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing at least one of N, O and S, provided that carbazolyl and benzocarbazolyl are excluded from R; X is O or S; R1 and R10 are each independently hydrogen, deuterium, or a substituent of Chemical Formula 3, provided that one of R1 to R10 is a substituent of Chemical Formula 3:
An organic light emitting device comprising an anode; a cathode; and a light emitting layer between the anode and the cathode, the light emitting layer comprising a first compound of Chemical Formula 1 and a second compound of Chemical Formula 2:
wherein: Ar1 and Ar2 are each independently a substituted or unsubstituted C6-60 aryl; R is deuterium or a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing at least one of N, O and S, provided that carbazolyl and benzocarbazolyl are excluded from R; X is O or S; R1 and R10 are each independently hydrogen, deuterium, or a substituent of Chemical Formula 3, provided that one of R1 to R10 is a substituent of Chemical Formula 3:
An organic light emitting device comprising an anode; a cathode; and a light emitting layer between the anode and the cathode, the light emitting layer comprising a first compound of Chemical Formula 1 and a second compound of Chemical Formula 2:
wherein: Ar1 and Ar2 are each independently a substituted or unsubstituted C6-60 aryl; R is deuterium or a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing at least one of N, O and S, provided that carbazolyl and benzocarbazolyl are excluded from R; X is O or S; R1 and R10 are each independently hydrogen, deuterium, or a substituent of Chemical Formula 3, provided that one of R1 to R10 is a substituent of Chemical Formula 3:
and the other substituents are as defined in the specification, the device exhibiting improved driving voltage, luminous efficiency and lifetime.
The present specification relates to a compound of chemical formula 1 and an organic light-emitting device comprising same. The compound of chemical formula 1 is a compound in which anthracene, which plays a key core role when functioning as a blue fluorescent host compound, is substituted with deuterium. The compound of chemical formula 1 may be used in an organic light-emitting device to improve device characteristics, such as lowering the driving voltage, enhancing efficiency, or extending lifespan.
The present invention provides: a ligand compound having a novel structure that exhibits high catalytic activity while exhibiting high 1-hexene and 1-octene selectivity, thus enabling ethylene oligomerization with excellent efficiency; an organic chromium compound; a catalyst composition comprising the organic chromium compound; and a method for oligomerizing ethylene using same.
B01J 31/18 - Catalysts comprising hydrides, coordination complexes or organic compounds containing coordination complexes containing nitrogen, phosphorus, arsenic or antimony
B01J 31/14 - Catalysts comprising hydrides, coordination complexes or organic compounds containing organic compounds or metal hydrides containing organo-metallic compounds or metal hydrides of aluminium or boron
79.
FLAME-RETARDANT RESIN COMPOSITION AND METHOD FOR PREPARING SAME
The present invention pertains to a flame-retardant resin composition to which a reactive phosphorus flame-retardant has been applied and, as flame-retardant aids, a first flame-retardant aid including an ethylene methylacrylate copolymer (EMA) and/or a second flame-retardant aid including silane-coated ammonium polyphosphate (SAPP) have been applied, which enable improving both impact strength and flame retardancy.
C08L 85/02 - Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing atoms other than silicon, sulfur, nitrogen, oxygen, and carbon; Compositions of derivatives of such polymers containing phosphorus
Disclosed are a pretreatment system and a pretreatment method for testing metal components in a sample. The pretreatment system comprises: a robot comprising a plurality of arms capable of rotating relative to one another, wherein the foremost ends of the plurality of arms are movable within an operating radius; a gripper device mounted on the foremost end of the robot and including, one one side thereof, a first gripper unit for holding or placing a dosing head and, on the other side thereof, a second gripper unit for holding or placing a tube; a dosing head holder capable of holding a plurality of dosing heads; a tube holder capable of holding a plurality of tubes in each of which a tube cap is attached to a tube body; a sample input device including a sample input part lifting device in which the dosing heads are placed and which is capable of moving up and down and a tube placement cup positioned below the sample input part lifting device and in which the tubes are placed, the sample input device being configured to input a sample placed in the dosing heads into the tube placed in the tube placement cup; a cap opening/closing device configured to separate a tube cap from the tube body or to combine the tube cap with the tube body; an acid injection device configured to inject an acid into a tube containing the sample or to inject distilled water into a tube containing an acid in which the sample is dissolved; a heat shaker configured to heat and shake the tube containing the acid mixed with the sample to dissolve the sample in the acid; a vision device for acquiring an image of a set portion of a tube containing a sample solution in which the sample is dissolved in the acid; and a pipetting device configured to transfer a portion of a solution contained in one tube to another tube.
The present invention relates to a cathode active material, and a cathode and a lithium secondary battery that comprise same, wherein the the cathode active material comprises lithium transition metal oxide particles in the form of single-particle, wherein the lithium transition metal oxide has an average sphericity of 0.70 or more according to equation 1 described in the present specification. When an electrode comprising the lithium transition metal oxide is roll-pressed to have a porosity of 20%, the average sphericity according to equation 1 described in the present specification is 0.70 or more.
H01M 4/525 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
H01M 4/505 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese of mixed oxides or hydroxides containing manganese for inserting or intercalating light metals, e.g. LiMn2O4 or LiMn2OxFy
H01M 4/131 - Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
The present invention relates to: a carbon nanotube dispersion comprising carbon nanotubes, a first dispersant which is a cellulose-based dispersant, a second dispersant comprising hexafluoropropylene (HFP) as a repeating unit, and a solvent; and a preparation method for the carbon nanotube dispersion. The carbon nanotube dispersion of the present invention has low initial viscosity and low change rate for same, and thus is highly stable when stored and facilitates processing.
The present invention relates to a method of preparing a polymer resin film capable of realizing excellent heat resistance and optical properties, a substrate for a display device using the polymer resin film, and an optical device.
H10K 85/60 - Organic compounds having low molecular weight
C07D 401/14 - Heterocyclic compounds containing two or more hetero rings, having nitrogen atoms as the only ring hetero atoms, at least one ring being a six-membered ring with only one nitrogen atom containing three or more hetero rings
A biodegradable composition and a biodegradable film each including polybutylene adipate terephthalate (PBAT) and polybutylene adipate terephthalate (PBAT) with maleic acid ester-bonded to a terminal hydroxy group (—OH).
KOREA ADVANCED INSTITUTE OF SCIENCE AND TECHNOLOGY (Republic of Korea)
Inventor
Suh, Myungji
Ko, Dong Hyun
Choi, Minkee
Choi, Yeonwoo
Abstract
A method for manufacturing a catalyst for a hydrogenation reaction, the method including: preparing a polymer support including a repeating unit of Formula 1, and supporting a catalytic component on the polymer support:
A method for manufacturing a catalyst for a hydrogenation reaction, the method including: preparing a polymer support including a repeating unit of Formula 1, and supporting a catalytic component on the polymer support:
A method for manufacturing a catalyst for a hydrogenation reaction, the method including: preparing a polymer support including a repeating unit of Formula 1, and supporting a catalytic component on the polymer support:
wherein in Formula 1, means a point where the repeating units are linked, L1, L2 and L3 are O, R1 and R2 are the same as or different from each other, and are each independently hydrogen, an alkyl group having 1 to 10 carbon atoms, or an aryl group having 6 to 20 carbon atoms, m is 0 or 1, and p and q are each independently an integer from 0 to 4.
B01J 37/34 - Irradiation by, or application of, electric, magnetic or wave energy, e.g. ultrasonic waves
C07C 5/09 - Preparation of hydrocarbons from hydrocarbons containing the same number of carbon atoms by hydrogenation of carbon-to-carbon triple bonds to carbon-to-carbon double bonds
87.
COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE COMPRISING SAME
The present specification relates to a compound of chemical formula 1 and an organic light-emitting device comprising same. The compound of chemical formula 1 is a compound in which anthracene, which plays a key core role when functioning as a blue fluorescent host compound, is substituted with deuterium. The compound of chemical formula 1 may be used in an organic light-emitting device to improve device characteristics, such as lowering the driving voltage, enhancing efficiency, or extending lifespan.
The present specification relates to a compound of chemical formula 1 and an organic light-emitting device comprising same. The compound of chemical formula 1 is a compound in which anthracene, which plays a key core role when functioning as a blue fluorescent host compound, is substituted with deuterium. The compound of chemical formula 1 may be used in an organic light-emitting device to improve device characteristics, such as lowering the driving voltage, enhancing efficiency, or extending lifespan.
The present specification relates to a compound represented by chemical formula 1 and an organic light-emitting device containing same. The compound of chemical formula 1 is a deuterated anthracene compound that serves as a key core when functioning as a blue fluorescent host compound. When used in an organic light-emitting device, the compound of chemical formula 1 can improve device characteristics, such as exhibiting lower driving voltage, excellent efficiency, and enhanced lifespan.
The present specification relates to a compound of chemical formula 1 and an organic light-emitting device comprising same. The compound of chemical formula 1 is a compound in which anthracene that plays an essential core role when functioning as a blue fluorescence host compound is substituted with deuterium. When the compound of chemical formula 1 is used in an organic light-emitting device, device characteristics including low driving voltage, excellent efficiency characteristics, or excellent lifespan characteristics may be improved.
The present specification relates to a compound of chemical formula 1 and an organic light-emitting device comprising same. The compound of chemical formula 1 is a compound in which anthracene that plays an essential core role when functioning as a blue fluorescence host compound is substituted with deuterium. When the compound of chemical formula 1 is used in an organic light-emitting device, device characteristics including low driving voltage, excellent efficiency characteristics, or excellent lifespan characteristics may be improved.
iiii) of the ith crystalline particle relative to the single particle cross-sectional area (A) when the single particle consists of i crystalline particles.
H01M 4/525 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
H01M 4/505 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese of mixed oxides or hydroxides containing manganese for inserting or intercalating light metals, e.g. LiMn2O4 or LiMn2OxFy
H01M 4/131 - Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
The present invention relates to: a flame-retardant resin composition having excellent flame retardancy due to including a specific compound as a phosphorus-based flame retardant; and a method for producing same.
C08L 25/12 - Copolymers of styrene with unsaturated nitriles
C08L 67/02 - Polyesters derived from dicarboxylic acids and dihydroxy compounds
C08L 85/02 - Compositions of macromolecular compounds obtained by reactions forming in the main chain of the macromolecule a linkage containing atoms other than silicon, sulfur, nitrogen, oxygen, and carbon; Compositions of derivatives of such polymers containing phosphorus
C08G 79/04 - Phosphorus linked to oxygen or to oxygen and carbon
94.
CATHODE ACTIVE MATERIAL, CATHODE CONTAINING SAME, AND LITHIUM SECONDARY BATTERY
The present invention relates to a cathode active material, and a cathode and a lithium secondary battery, each containing the material, wherein the cathode active material includes a lithium transition metal oxide in the form of single particles, the lithium transition metal oxide satisfying at least one of the conditions 1 to 3 described in the description.
H01M 4/525 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of nickel, cobalt or iron of mixed oxides or hydroxides containing iron, cobalt or nickel for inserting or intercalating light metals, e.g. LiNiO2, LiCoO2 or LiCoOxFy
H01M 4/505 - Selection of substances as active materials, active masses, active liquids of inorganic oxides or hydroxides of manganese of mixed oxides or hydroxides containing manganese for inserting or intercalating light metals, e.g. LiMn2O4 or LiMn2OxFy
H01M 4/131 - Electrodes based on mixed oxides or hydroxides, or on mixtures of oxides or hydroxides, e.g. LiCoOx
The present invention relates to a polyester polyol copolymer having excellent mechanical properties as well as eco-friendly and biodegradable properties and a method for producing the polyester polyol copolymer.
C08G 63/91 - Polymers modified by chemical after-treatment
C08G 63/06 - Polyesters derived from hydroxy carboxylic acids or from polycarboxylic acids and polyhydroxy compounds derived from hydroxy carboxylic acids
The present invention relates to: a carbon nanotube dispersion comprising carbon nanotubes, a first dispersant which is carboxyalkyl cellulose of 9,000 g/mol or less weight average molecular weight, a second dispersant which is polyvinyl butyral (PVB), and a solvent; and a preparation method for the carbon nanotube dispersion. The carbon nanotube dispersion of the present invention has low initial viscosity and low change rate for same, and thus is highly stable when stored and facilitates processing.
Provided are a coating composition comprising a compound represented by Chemical Formula 1, a compound represented by Chemical Formula 2 and a solvent, an organic light emitting device including the same, and a method for manufacturing the same,
Provided are a coating composition comprising a compound represented by Chemical Formula 1, a compound represented by Chemical Formula 2 and a solvent, an organic light emitting device including the same, and a method for manufacturing the same,
Provided are a coating composition comprising a compound represented by Chemical Formula 1, a compound represented by Chemical Formula 2 and a solvent, an organic light emitting device including the same, and a method for manufacturing the same,
wherein all the variables are described herein.
C09D 4/00 - Coating compositions, e.g. paints, varnishes or lacquers, based on organic non-macromolecular compounds having at least one polymerisable carbon-to-carbon unsaturated bond
H10K 85/60 - Organic compounds having low molecular weight
H10K 101/30 - Highest occupied molecular orbital [HOMO], lowest unoccupied molecular orbital [LUMO] or Fermi energy values
98.
Positive Electrode Current Collector Coated With Adhesion Enhancement Layer and Positive Electrode for Lithium Secondary Battery and Lithium Secondary Battery Comprising the Same
A positive electrode current collector coated with an adhesion enhancement layer includes an aluminum foil current collector, and an adhesion enhancement layer coated on at least one surface of the aluminum foil current collector. The adhesion enhancement layer includes a first binder polymer and a first conductive material, wherein the adhesion enhancement layer includes 40 to 80 weight % of Al and 1 to 10 weight % of F and has a ratio of F/Al contents of 0.0125 to 0.25 when measured on surfaces of the adhesion enhancement layer by energy-dispersive X-ray spectroscopy (EDX), wherein the first binder polymer includes a first polyvinylidene fluoride-based polymer.
H01M 4/02 - Electrodes composed of, or comprising, active material
H01M 4/136 - Electrodes based on inorganic compounds other than oxides or hydroxides, e.g. sulfides, selenides, tellurides, halogenides or LiCoFy
H01M 4/58 - Selection of substances as active materials, active masses, active liquids of polyanionic structures, e.g. phosphates, silicates or borates
H01M 4/62 - Selection of inactive substances as ingredients for active masses, e.g. binders, fillers
H01M 10/0525 - Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
Provided is a method of preparing a superabsorbent polymer. More particularly, provided is a method of preparing a superabsorbent polymer, in which a multi-step foaming process using a foam stabilizer is performed to form a hierarchical bubble distribution in the superabsorbent polymer to be prepared, thereby preparing the superabsorbent polymer having excellent absorption rate and absorption performance.
B01J 20/28 - Solid sorbent compositions or filter aid compositions; Sorbents for chromatography; Processes for preparing, regenerating or reactivating thereof characterised by their form or physical properties
B01J 20/30 - Processes for preparing, regenerating or reactivating
100.
POLY(3-HYDROXYPROPIONIC ACID) BLOCK COPOLYMER, MANUFACTURING METHOD THEREOF AND PRODUCTS CONTAINING THE SAME
In a poly(3-hydroxypropionic acid) block copolymer according to the present invention, 3-hydroxypropionic acids and lactone monomers or, additionally, lactide monomers are introduced so as to improve various physical properties such as the thermal property, crystallinity and tensile property of a biodegradable polymer, and thus the application fields thereof can be expanded.