Provided is an aerogel blanket and a method for producing the same, wherein a catalyzed sol is sufficiently and uniformly impregnated into a blanket in an impregnation tank, and the catalyzed sol is allowed to stay in the impregnation tank for a specific time to control fluidity while achieving a viscosity at which the catalyzed sol can be easily introduced into the blanket, thereby forming a uniform aerogel in the blanket. As a result, the uniformity of pore structure and thermal insulation performance of an aerogel blanket are improved, the loss of raw materials is reduced through the impregnation process, the occurrence of process problems is reduced, and the generation of dust is reduced.
B01J 13/00 - Colloid chemistry, e.g. the production of colloidal materials or their solutions, not otherwise provided for; Making microcapsules or microballoons
C04B 30/02 - Compositions for artificial stone, not containing binders containing fibrous materials
D06M 11/79 - Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising with silicon or compounds thereof with silicon dioxide, silicic acids or their salts
F16L 59/02 - Shape or form of insulating materials, with or without coverings integral with the insulating materials
The present application relates to a polycarbonate including a unit represented by Chemical Formula 1, a composition including the same and a molded article prepared from the composition.
Provided is a compound of Chemical Formula 1 or 2:
Provided is a compound of Chemical Formula 1 or 2:
wherein: R1 to R4 are each independently hydrogen or deuterium; n1 to n4 are an integer of 1 to 4; L1 and L2 are each independently a direct bond or a substituted or unsubstituted C6-60 arylene; and Ar1 and Ar2 are each independently a substituent of Chemical Formula 3:
Provided is a compound of Chemical Formula 1 or 2:
wherein: R1 to R4 are each independently hydrogen or deuterium; n1 to n4 are an integer of 1 to 4; L1 and L2 are each independently a direct bond or a substituted or unsubstituted C6-60 arylene; and Ar1 and Ar2 are each independently a substituent of Chemical Formula 3:
wherein X1 to X5 are each independently N or C(R5), wherein at least two of X1 to X5 are N; and each R5 is independently hydrogen, deuterium, a substituted or unsubstituted C1-20 alkyl, a substituted or unsubstituted C6-60 aryl, or a substituted or unsubstituted C2-60 heteroaryl containing at least one of N, O and S, or two adjacent R5s combine to form a benzene ring; and an organic light emitting device including the same. The device exhibits significantly superior efficiency and lifespan.
H10K 85/60 - Organic compounds having low molecular weight
C07D 237/08 - Heterocyclic compounds containing 1,2-diazine or hydrogenated 1,2-diazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to ring carbon atoms
C07D 239/26 - Heterocyclic compounds containing 1,3-diazine or hydrogenated 1,3-diazine rings not condensed with other rings having three or more double bonds between ring members or between ring members and non-ring members with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to ring carbon atoms
C07D 239/74 - Quinazolines; Hydrogenated quinazolines with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, attached to ring carbon atoms of the hetero ring
C07D 241/12 - Heterocyclic compounds containing 1,4-diazine or hydrogenated 1,4-diazine rings not condensed with other rings having three double bonds between ring members or between ring members and non-ring members with only hydrogen atoms, hydrocarbon or substituted hydrocarbon radicals, directly attached to ring carbon atoms
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
A curable composition or a thermal interface material exhibiting low adhesion force to a predetermined adherend while having a low density as well as exhibiting a high thermal conductivity is provided. It also has excellent flame retardant properties, and exhibits ejection properties and thixotropy suitable for processes in a state where halogen flame retardants or phosphorus-based flame retardants are not used, or the use ratio thereof is minimized.
C08G 18/42 - Polycondensates having carboxylic or carbonic ester groups in the main chain
C08G 18/12 - Prepolymer processes involving reaction of isocyanates or isothiocyanates with compounds having active hydrogen in a first reaction step using two or more compounds having active hydrogen in the first polymerisation step
H01M 10/653 - Means for temperature control structurally associated with the cells characterised by electrically insulating or thermally conductive materials
A resin composition or a cured body thereof exhibiting low adhesion force to a predetermined adherend while exhibiting high thermal conductivity is provided. Also, the low adhesion force can be achieved without using an adhesion force adjusting component such as a plasticizer or in a state where the use ratio thereof is minimized. A product containing the curable composition or the cured body thereof is also provided.
Provided is an organic light emitting device which includes a light emitting layer between an anode and a cathode, the light emitting layer comprising a compound of Chemical Formula 1 and a compound of Chemical Formula 2:
Provided is an organic light emitting device which includes a light emitting layer between an anode and a cathode, the light emitting layer comprising a compound of Chemical Formula 1 and a compound of Chemical Formula 2:
Provided is an organic light emitting device which includes a light emitting layer between an anode and a cathode, the light emitting layer comprising a compound of Chemical Formula 1 and a compound of Chemical Formula 2:
where A′1 represents Chemical Formula 2-a,
Provided is an organic light emitting device which includes a light emitting layer between an anode and a cathode, the light emitting layer comprising a compound of Chemical Formula 1 and a compound of Chemical Formula 2:
where A′1 represents Chemical Formula 2-a,
Provided is an organic light emitting device which includes a light emitting layer between an anode and a cathode, the light emitting layer comprising a compound of Chemical Formula 1 and a compound of Chemical Formula 2:
where A′1 represents Chemical Formula 2-a,
the dotted line is fused with an adjacent ring, Ar′1 is substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing at least one of N, O and S, D is deuterium, and the other substituents are as defined in the specification. The organic light emitting device has excellent driving voltage, efficiency and lifespan when the compound of Chemical Formula 1 and the compound of Chemical Formula 2 are combined and used as a host for a red light emitting layer.
A composition which can be cured at room temperature; and can form a heat dissipation material exhibiting an appropriate level of hardness, low adhesion force, and excellent thermal conductivity, is provided. In addition, the composition can achieve the low adhesion force, and the like without using a plasticizer or the like, or in a state where even if the plasticizer is used, the use ratio thereof is minimized. A product containing the composition, or a cured body thereof is also provided.
Monomer Composition for Preparing Super Absorbent Polymer Film, Preparation Method for Super Absorbent Polymer Film Using the Same, and Super Absorbent Polymer Film Prepared from the Same
Provided are a monomer composition for producing a superabsorbent polymer film, the monomer composition comprising an acrylic acid-based monomer having acidic groups, at least part of which is neutralized, a crosslinking agent, a cellulose-based thickener, a moisturizer, a polymerization initiator, a polyvalent metal salt, and a solvent, and being capable of producing a superabsorbent polymer film showing excellent absorption performances, particularly, an improved initial absorption rate while having a thin thickness, a method of producing a superabsorbent polymer film using the same, and a superabsorbent polymer film produced therefrom.
The present specification discloses a copolymer and a use thereof. The copolymer may exhibit: a positive temperature coefficient (PTC) effect which is controlled according to the objective; and an oxidation potential. Such a conductive copolymer, in a normal state, exhibits excellent electrical properties such as low resistance, and thus does not affect the performance and operation of a secondary battery and rather, enhances that performance and operation, and ensures stability in an abnormal state. Thus, the copolymer can be used to form a current collector for an electrode, an electrode, and a secondary battery including same. The present specification also discloses a use of the copolymer.
The present application can provide a polymer, a crosslinkable composition comprising same, a method for producing the crosslinkable composition, and a use of the polymer or the crosslinkable composition. The present application can provide a polymer capable of forming a material having an excellent antistatic function, a crosslinkable composition, a method for producing same, and a use thereof. The present application can provide a polymer, a crosslinkable composition, a method for producing same, and a use thereof, wherein the polymer can exhibit an antistatic function without adding a separate antistatic agent, does not bleed out components that exert the antistatic function, is easy to store, and is capable of stably maintaining the performance of an adhesive after being applied to the adhesive.
C08F 226/06 - Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a single or double bond to nitrogen or by a heterocyclic ring containing nitrogen by a heterocyclic ring containing nitrogen
C09J 133/14 - Homopolymers or copolymers of esters of esters containing halogen, nitrogen, sulfur or oxygen atoms in addition to the carboxy oxygen
H01L 23/29 - Encapsulation, e.g. encapsulating layers, coatings characterised by the material
H10K 59/00 - Integrated devices, or assemblies of multiple devices, comprising at least one organic light-emitting element covered by group
C07C 211/27 - Compounds containing amino groups bound to a carbon skeleton having amino groups bound to acyclic carbon atoms of an unsaturated carbon skeleton containing at least one six-membered aromatic ring having amino groups linked to the six-membered aromatic ring by saturated carbon chains
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 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
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
The present invention relates to a method for producing microparticles. The method for producing microparticles can produce microparticles having a uniform size and a narrow density range. Therefore, the method for producing microparticles may exhibit a higher production yield than conventional methods for producing microparticles. The microparticles have a lower density than water and a very narrow density range, and thus, when used as a microcarrier, make it possible to culture cells highly efficiently without rising to the surface of a culture medium during the cell culture process, and can be easily separated and recovered after the culture process.
C12M 1/12 - Apparatus for enzymology or microbiology with sterilisation, filtration, or dialysis means
C12N 5/00 - Undifferentiated human, animal or plant cells, e.g. cell lines; Tissues; Cultivation or maintenance thereof; Culture media therefor
B01J 2/06 - Processes or devices for granulating materials, in general; Rendering particulate materials free flowing in general, e.g. making them hydrophobic by dividing the liquid material into drops, e.g. by spraying, and solidifying the drops in a liquid medium
The present specification discloses a current collector for an electrode, and a use thereof. The current collector for an electrode exhibits excellent electrical characteristics, including low resistance, under normal conditions in a secondary battery or the like, and can ensure stability through an increase in resistance under abnormal conditions. The present specification also discloses a use of the current collector for an electrode.
H01M 4/13 - Electrodes for accumulators with non-aqueous electrolyte, e.g. for lithium-accumulators; Processes of manufacture thereof
C08L 65/00 - Compositions of macromolecular compounds obtained by reactions forming a carbon-to-carbon link in the main chain; Compositions of derivatives of such polymers
C08G 61/12 - Macromolecular compounds containing atoms other than carbon in the main chain of the macromolecule
The present specification discloses a current collector. The current collector comprises a current collector body and a polymer layer formed on the current collector body, wherein the polymer layer may comprise a conductive polymer and a conductive material. The current collector exhibits excellent electrical properties, including low resistance, in a normal state and can ensure stability through an increase in resistance, etc. in an abnormal state. The present specification also discloses uses of the current collector.
The present invention relates to a thermoplastic resin composition including a diene-based graft polymer; a first polymer including a vinyl cyanide-based monomer and an alkyl-substituted styrene-based monomer; a second polymer including a vinyl cyanide-based monomer, an aromatic vinyl-based monomer, and a (meth)acrylate-based monomer; a third polymer including a vinyl cyanide-based monomer and an alkyl-unsubstituted styrene-based monomer and having a weight-average molecular weight of 80,000 to 220,000 g/mol; a fourth polymer including a vinyl cyanide-based monomer and an alkyl-unsubstituted styrene-based monomer and having a weight-average molecular weight of 1,500,000 to 5,000,000 g/mol; and a fifth polymer including an olefin-based monomer and having a density of 970 to 1,000 kg/m3 measured in accordance with ASTM D1505, wherein the fifth polymer is included in 0.10 to 3.00 parts by weight with respect to 100 parts of the diene-based graft polymer, the first polymer, the second polymer, the third polymer, and the fourth polymer.
A UV curing adhesive composition, an adhesive film comprising the same, a polarizing film comprising the same, and a display device comprising polarizing film are described herein, wherein the UV curing adhesive composition comprises a monofunctional acrylate, a polyfunctional acrylate, a silane coupling agent, a cationic initiator, and a photosensitizer.
The present invention pertains to a hologram recording medium, and an optical element including said hologram recording medium, wherein before light irradiation, the adhesion between a photopolymer layer and an adhesive protective layer is 500-5,000 gf/20 nm and the haze value of the photopolymer layer is 3% or less.
C08L 51/04 - Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers grafted on to rubbers
C08L 35/06 - Copolymers with vinyl aromatic monomers
C08L 35/04 - Homopolymers or copolymers of nitriles
The present invention provides a method for preparing a hydroxyalkanoic acid and lactic acid, comprising the steps of: hydrolyzing a hydroxyalkanoate-lactide copolymer in the presence of an alkali metal salt, thereby preparing a hydroxyalkanoic acid inorganic salt and a lactic acid inorganic salt; and purifying the hydroxyalkanoic acid inorganic salt and the lactic acid inorganic salt by means of electrodialysis, thereby preparing a hydroxyalkanoic acid and lactic acid.
C08J 11/24 - Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by treatment with organic material by treatment with organic oxygen-containing compounds containing hydroxyl groups
C08J 11/16 - Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by treatment with inorganic material
21.
THERMOPLASTIC RESIN COMPOSITION, METHOD FOR PRODUCING SAME, AND MOLDED ARTICLE INCLUDING SAME
The present disclosure relates to a thermoplastic resin composition, a method for producing same, and a molded article comprising same. More specifically, the present disclosure relates to a thermoplastic resin composition, a method for producing same, and a molded article comprising same, the thermoplastic resin composition comprising: 100 parts by weight of a base resin comprising (A) at least one selected from the group consisting of (a-1) an alkyl acrylate-aromatic vinyl compound-vinyl cyanide compound graft copolymer comprising an alkyl acrylate rubber having an average particle diameter of 50-120 nm, (a-2) an alkyl acrylate-aromatic vinyl compound-vinyl cyanide compound graft copolymer comprising an alkyl acrylate rubber having an average particle diameter of 150-600 nm, and (a-3) an alkyl acrylate-aromatic vinyl compound-vinyl cyanide compound graft copolymer comprising an alkyl acrylate rubber having an average particle diameter of at least 80 nm and less than 150 nm, and (B) at least one selected from the group consisting of (b-1) a (meth)acrylic acid alkyl ester polymer and (b-2) a (meth)acrylic acid alkyl ester compound-aromatic vinyl compound-vinyl cyanide compound copolymer; (C) 0.5-3.5 parts by weight of at least one selected from the group consisting of a benzotriazole-based UV stabilizer, a benzoate-based UV stabilizer, and a benzophenone-based UV stabilizer, which have a molecular weight of 280-600 g/mol; and (D) greater than 0.6 parts by weight and not more than 2 parts by weight of an NH-type HALS-based UV stabilizer having a molecular weight of 300-700 g/mol, wherein the graft copolymer (a-1) has an alkyl acrylate coverage (X) value of 65 wt% or more. According to the present invention, there is the effect of providing: a thermoplastic resin composition which has excellent mechanical properties, transparency and weather resistance, and has excellent color stability and an attractive appearance through reduced changes over time due to the excellent weather resistance; a method for producing same; and a molded article comprising same.
C08L 51/04 - Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers grafted on to rubbers
C08L 33/06 - Homopolymers or copolymers of esters of esters containing only carbon, hydrogen, and oxygen, the oxygen atom being present only as part of the carboxyl radical
C08K 5/3475 - Five-membered rings condensed with carbocyclic rings
The present invention relates to a thermoplastic resin composition, a preparation method therefor, and a molded article manufactured therefrom and, more particularly, to a thermoplastic resin composition, a preparation method therefor, and a molded article manufactured therefrom, wherein the thermoplastic resin composition comprises: 100 parts by weight of a base resin comprising (A-1) 3 to 22 weight% of an alkyl acrylate-aromatic vinyl compound-vinylcyan graft copolymer containing an alkyl acrylate rubber, with an average particle diameter of 50 to 200 nm, (A-2) 20 to 40 weight% of an alkyl acrylate-aromatic vinyl compound-vinylcyan compound graft copolymer containing an alkyl acrylate rubber, with an average particle diameter of 200 nm (exclusive) to 600 nm (inclusive), and (B) 50 to 72 weight% of an aromatic vinyl polymer-vinylcyan compound copolymer; and (C) 0.6 to 1.9 parts by weight of a lubricant, and contains a total rubber content of 15 to 21 weight% on the basis of a total of 100 weight% of the thermoplastic resin composition as measured by FT-IR. According to the present invention, the composition neither contains phthalate compounds, which are harmful environmental hormones to the human body, nor emits toxic gasses in the event of a fire, and exhibits the effects of offering processability equivalent to or better than the conventional calendar materials such as PVC resin and guaranteeing appearance quality and durability due to excellent tensile strength, elongation, surface gloss, and hardness.
C08L 25/12 - Copolymers of styrene with unsaturated nitriles
C08L 51/04 - Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers grafted on to rubbers
The present invention relates to a thermoplastic resin composition. The thermoplastic resin composition comprises: a base resin comprising recycled resin, a new diene-based graft polymer, and a new vinyl-based ungrafted polymer; and an additive comprising a special pigment and inorganic oxide in a weight ratio of 1: 1.10 to 10.00.
C08L 51/04 - Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers grafted on to rubbers
C08L 25/12 - Copolymers of styrene with unsaturated nitriles
C08L 101/00 - Compositions of unspecified macromolecular compounds
C08K 3/013 - Fillers, pigments or reinforcing additives
The present invention provides a method for preparing a superabsorbent polymer, the method comprising the steps of: supplying to a polymerization reactor a composition containing a water-soluble ethylene-based unsaturated monomer with at least partially neutralized acidic groups, an internal crosslinking agent, and a polymerization initiator, and polymerizing same to obtain a hydrous gel polymer; drying the hydrous gel polymer to obtain a dry body; hydrating the dry body to adsorb water onto the dry body; and grinding the hydrated dry body to obtain a superabsorbent polymer.
The present invention relates to a thermoplastic resin composition, a method for producing same, and a molded article comprising same and, more specifically, to: a thermoplastic resin composition which, by comprising a certain ASA-based graft copolymer and a recycled resin, is environmentally friendly and has excellent molding processability, mechanical rigidity, heat resistance and colorability; a method for producing same; and a molded article comprising same.
C08L 51/04 - Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers grafted on to rubbers
The present disclosure relates to a thermoplastic resin composition, a method for manufacturing same, and a molded article comprising same. More specifically, the present disclosure relates to a thermoplastic resin composition, a method for manufacturing same, and a molded article comprising same, the thermoplastic resin composition comprising: (A) an alkyl acrylate-aromatic vinyl compound-vinyl cyan compound graft copolymer containing an alkyl acrylate rubber, and (B) (b-1) a (meth)acrylic acid alkyl ester polymer, and (b-2) 100 parts by weight of a base resin containing at least one selected from the group consisting of a (meth)acrylic acid alkyl ester compound-aromatic vinyl compound-vinyl cyan compound copolymer; and (C) 0.1-6 parts by weight of an acrylic copolymer, wherein an alkyl acrylate coverage (X) value calculated by equation 1 is 65% by weight or more. The present invention has the effect of providing: a thermoplastic resin composition that has excellent fluidity and mechanical properties such as impact strength, tensile strength, and flexural strength, thereby having excellent processability and film processability, has excellent transparency and non-whitening properties that do not whiten even when bent or hit, and can thereby be applied to unpainted materials, and has excellent UV shielding properties at short wavelengths with high energy, thereby providing an aesthetically-pleasing appearance; a method for manufacturing same; and a molded article containing same.
C08L 51/04 - Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers grafted on to rubbers
C08L 33/06 - Homopolymers or copolymers of esters of esters containing only carbon, hydrogen, and oxygen, the oxygen atom being present only as part of the carboxyl radical
C08L 33/12 - Homopolymers or copolymers of methyl methacrylate
The present invention provides a computer implementation method for predicting, from the chemical structure of a polymer, characteristic information of the polymer. The present invention provides a method for graphically representing the chemical structure of a polymer, and provides a method and a system for calculating, from graph information of a polymer, on the basis of information defining interconnected relationships between respective atoms constituting repeating units of the polymer and connecting nodes in which repeating units are repeatedly connected, characteristic information of the polymer through machine learning of the chemical structure of the polymer.
The present invention relates to a thermoplastic resin composition comprising: a base resin containing a diene-based graft polymer and a vinyl-based non-graft polymer including a vinyl aromatic monomer unit and a vinyl cyanide-based monomer unit; and an additive comprising an olefin-based non-graft polymer containing an olefin-based monomer unit, a (meth)acrylate-based monomer unit, and a maleic acid-based monomer unit.
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
29.
CATALYST FOR REFORMING METHANE, METHOD FOR PRODUCING SAME, AND METHOD FOR REFORMING METHANE
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
30.
THERMAL STABILITY DETERMINING APPARATUS AND METHOD
A thermal stability determining apparatus and method according to examples and experimental examples of the present invention are configured to input information of particles constituting a target material to acquire a molecular structure, acquire structure information from the molecular structure, and determine thermal stability of the target material by using the structure information, whereby thermal stability of the target material can be easily determined without a separate experiment and the design of new molecules and high-speed selection of candidate materials can be made, thereby achieving expected effects of high speed, high accuracy, and low cost.
Disclosed in the present specification are an electrode and use thereof. The electrode comprises a polymer layer showing a positive temperature coefficient (PTC) effect and an oxidation potential that are controlled to suit the purpose. The electrode exhibits excellent electrical properties, such as low resistance, in a normal state and thus does not affect, or even improves, the performance and operation of a secondary battery, and can ensure stability in an abnormal state. Disclosed in the present specification is also use of the electrode.
A method for replicating a holographic optical element and a holographic optical element replicated thereby are provided. The holographic optical element is larger than a master. The master has a holographic grating pattern generated on the master by interference of the reflected, diffracted or transmitted beam generated by irradiating the master having a specific diffraction grating pattern formed thereon with a laser beam.
In the present disclosure, there are provided a vinyl alcohol-based copolymer including a first repeating unit derived from an olefin, a second repeating unit containing a hydroxyl group, and a third repeating unit containing a cyanoalkyloxy group formed by a reaction of the repeating unit containing a hydroxyl group and an unsaturated nitrile-based compound, wherein the third repeating unit is included in an amount of 2 mol % or more and less than 10 mol % with respect to 100 mol % of a total amount of the second repeating unit and the third repeating unit; a method for preparing the same; and a gas barrier film including the same. The vinyl alcohol-based copolymer has excellent moisture stability, thereby exhibiting excellent gas barrier properties even in a humid environment.
The present disclosure provides a waveguide display apparatus. The waveguide waveguide display apparatus of the present disclosure is a waveguide display apparatus for correcting curved surface reflection distortion, the waveguide display apparatus including a waveguide for guiding light inputted from the outside; a first diffractive optical element disposed at the waveguide, and diffracting the light inputted from the outside to the inside of the waveguide; and a second diffractive optical element disposed at the waveguide, and diffracting the light guided by the waveguide to output a plurality of diffracted lights in a direction of a curved surface reflector located outside, wherein the second diffractive optical element has a structure of a diffraction grating corresponding to a curvature of the curved surface reflector such that the diffracted lights are reflected at different locations of the curved surface reflector in directions parallel to each other.
A resin composition or a cured body thereof that exhibits low adhesion force to a predetermined adherend while exhibiting high thermal conductivity is provided. Also, the low adhesion force can be achieved without using an adhesion force adjusting component such as a plasticizer or in a state where the use ratio thereof is minimized. A product comprising the curable composition or the cured body thereof is also provided.
A precursor for a positive electrode active material and a method of making the same are disclosed herein. In some embodiments, a method includes forming precursor seeds for a positive electrode active material by a co-precipitation reaction while supplying a transition metal aqueous solution, an ammonium cationic complexing agent, and a basic compound to a reaction solution, and growing precursor particles for a positive electrode active material from the precursor seeds by a co-precipitation reaction while supplying a transition metal aqueous solution, an ammonium cationic complexing agent, and a basic compound to the reaction solution containing the precursor seeds, wherein feed rates for the transition metal aqueous solution and the ammonium cationic complexing agent to grow the precursor particles are two or more times greater than feed rates for the transition metal aqueous solution and the ammonium cationic complexing agent to grow the precursor seeds.
The present disclosure provides a novel compound represented by the following Chemical Formula 1, and an organic light emitting device including the same:
The present disclosure provides a novel compound represented by the following Chemical Formula 1, and an organic light emitting device including the same:
wherein R1, R2, and n1 are described herein.
Provided is a method for preparing an asymmetric linear carbonate, the method comprising: subjecting two kinds of different symmetric linear carbonates to a transesterification reaction in the presence of a metal alkoxide catalyst to prepare an asymmetric linear carbonate, wherein the metal of the metal alkoxide is at least one selected from the group consisting of aluminum (Al), magnesium (Mg), germanium (Ge), gallium (Ga), cobalt (Co), calcium (Ca), hafnium (Hf), iron (Fe), nickel (Ni), niobium (Nb), molybdenum (Mo), lanthanum (La), rhenium (Re), scandium (Sc), silicon (Si), tantalum (Ta), tungsten (W), yttrium (Y), zirconium (Zr) and vanadium (V). Also provided is an asymmetric linear carbonate including the metal alkoxide catalyst.
Disclosed is a transition metal compound that exhibits high activity and high comonomer incorporation in olefin polymerization and can be used for preparing a polyolefin having a BOCD structure, a method for preparing the same, and a catalyst composition including the same.
C07F 7/00 - Compounds containing elements of Groups 4 or 14 of the Periodic System
C08F 4/6592 - Component covered by group containing a transition metal-carbon bond containing at least one cyclopentadienyl ring, condensed or not, e.g. an indenyl or a fluorenyl ring
The present invention provides a method for preparing a cracking furnace fuel, comprising the steps of: preparing a first methane off-gas stream derived from a liquid cracking furnace and a second methane off-gas stream derived from a gas cracking furnace; diverting some of the first methane off-gas stream to a methane off-gas exhaust stream, and obtaining a first fuel gas stream from the rest; obtaining a second fuel gas stream from the second methane off-gas stream; mixing the first and second fuel gas streams, thereby preparing a mixed fuel gas stream; and mixing the mixed fuel gas stream with a hydrogen gas stream.
C10K 3/06 - Modifying the chemical composition of combustible gases containing carbon monoxide to produce an improved fuel, e.g. one of different calorific value, which may be free from carbon monoxide by mixing with gases
The present invention provides a method for drying wet powder by using a fluidized bed dryer. The drying method includes the steps of: (S1) dividing a lower gas chamber into two or more sections, in a fluidized bed dryer including a gas distribution plate provided with multiple holes, and an upper drying chamber and the lower gas chamber divided by the gas distribution plate; (S2) raising the internal temperature of the upper drying chamber and then supplying wet powder through an inlet port provided at a side of the upper drying chamber; and (S3) supplying fluidized gas at different flow velocities into the two or more sections of the lower gas chamber by using an external blower and introducing the fluidized gas having the different flow velocities into corresponding areas of the upper drying chamber through the gas distribution plate to perform drying of the wet powder.
F26B 3/08 - 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 the gas or vapour flowing through the materials or objects to be dried so as to loosen them, e.g. to form a fluidised bed
F26B 3/10 - 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 the gas or vapour carrying the materials or objects to be dried with it
F26B 17/10 - Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed by fluid currents, e.g. issuing from a nozzle
F26B 17/14 - Machines or apparatus for drying materials in loose, plastic, or fluidised form, e.g. granules, staple fibres, with progressive movement with movement performed solely by gravity the materials moving through a counter-current of gas
The present application can provide a polymer, an adhesive comprising same, a method for preparing the polymer, and use of the polymer or the adhesive. The present application can provide a polymer capable of forming a material with an excellent antistatic function, a preparation method therefor, and use of the polymer. The present application can provide the polymer, the preparation method therefor and use of the polymer, which can exhibit an antistatic function without the addition of a separate antistatic agent, causing no bleeding out of a component exhibiting the antistatic function, is easily stored, and can stably maintain the performance of an adhesive after being applied to a corresponding adhesive and the like.
C08F 226/06 - Copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a single or double bond to nitrogen or by a heterocyclic ring containing nitrogen by a heterocyclic ring containing nitrogen
C09J 133/14 - Homopolymers or copolymers of esters of esters containing halogen, nitrogen, sulfur or oxygen atoms in addition to the carboxy oxygen
The present specification provides an organic light-emitting device comprising a compound represented by chemical formula 1 and a compound represented by chemical formula 2 or chemical formula 3.
The present specification relates to an antibacterial resin and a molded body comprising same, the antibacterial resin comprising a copolymer comprising a first unit derived from styrene and a second unit derived from a monomer represented by chemical formula 1, the weight-average molecular weight of the copolymer being 10,000-1,000,000 g/mol.
C08L 33/06 - Homopolymers or copolymers of esters of esters containing only carbon, hydrogen, and oxygen, the oxygen atom being present only as part of the carboxyl radical
The present disclosure relates to a preparation method for a super absorbent polymer capable of minimizing bubble loss during foam polymerization by a radical polymerization method. According to the preparation method of the present disclosure, a super absorbent polymer having a high surface area can be manufactured by forming many small and uniform pores. Since it exhibits an excellent absorption rate, it can be used in various products requiring high absorption properties.
C08J 9/08 - Working-up of macromolecular substances to porous or cellular articles or materials; After-treatment thereof using blowing gases generated by a previously added blowing agent by a chemical blowing agent developing carbon dioxide
An encapsulant composition for an optical device; comprises an ethylene/alpha-olefin copolymer having high volume resistance and light transmittance. An encapsulant film for an optical device using the same is also provided.
The present invention relates to a thermoplastic resin composition, a preparation method therefor and a molded article comprising same, and, according to the present invention, the effect is gained of providing a thermoplastic resin composition and a molded article thereof, the thermoplastic resin composition having fluidity and weather resistance that are equivalent or superior to those of conventional ASA resin, and having the generation of flow marks suppressed, thereby having excellent exterior quality.
C08L 25/12 - Copolymers of styrene with unsaturated nitriles
C08L 51/04 - Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers grafted on to rubbers
48.
NOVEL COMPOUND AND ORGANIC LIGHT EMITTING DEVICE COMPRISING SAME
The present invention relates to: a catalyst for manufacturing a carbon nanotube comprising a support, a first active layer formed on the surface of the support, and a second active layer formed on the surface of the first active layer, wherein the first active layer comprises cobalt oxide and the second active layer comprises aluminum oxide; and a method for producing a carbon nanotube using the catalyst. The catalyst of the present invention can synthesize low-diameter carbon nanotubes more uniformly and efficiently.
The present specification relates to a copolymer comprising a first unit derived from starch and a second unit derived from a compound represented by chemical formula 1, an antibacterial deodorant composition comprising the copolymer, and a method for producing same.
C08L 51/02 - Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers grafted on to polysaccharides
C08L 101/00 - Compositions of unspecified macromolecular compounds
The present specification relates to a compound and a molded body comprising same, the compound, represented by chemical formula 1, dissolving at room temperature in at least two of ether, toluene, and ethyl acetate.
C07C 219/20 - Compounds containing amino and esterified hydroxy groups bound to the same carbon skeleton having esterified hydroxy groups and amino groups bound to acyclic carbon atoms of the same carbon skeleton the carbon skeleton being unsaturated
A01N 37/44 - Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids containing at least one carboxylic group or a thio-analogue, or a derivative thereof, and a nitrogen atom attached to the same carbon skeleton by a single or double bond, this nitrogen atom not being a member of a derivative or of a thio-analogue of
52.
ANTIBACTERIAL RESIN, COMPOSITION FOR PREPARING SAME, AND MOLDED BODY COMPRISING SAME
C08F 255/02 - Macromolecular compounds obtained by polymerising monomers on to polymers of hydrocarbons as defined in group on to polymers of olefins having two or three carbon atoms
C08L 51/06 - Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers grafted on to homopolymers or copolymers of aliphatic hydrocarbons containing only one carbon-to-carbon double bond
The present application relates to a polycarbonate including units represented by Chemical Formula 1a or 1b and Chemical Formula 1c, a composition including the same, and a molded article prepared from the composition.
The present disclosure provides a novel compound represented by the following Chemical Formula 1, and an organic light emitting device including the same:
The present disclosure provides a novel compound represented by the following Chemical Formula 1, and an organic light emitting device including the same:
The present disclosure provides a novel compound represented by the following Chemical Formula 1, and an organic light emitting device including the same:
wherein A1 to A4, X, Y, and n are described herein.
A method for preparing polyphenylene oxide, the method capable of reducing energy cost by eliminating the need for a separate process of separating and purifying ortho-cresol which is produced after an alkylation reaction of phenol, and preparing polyphenylene oxide with excellent processability in excellent yields under mild oxidative coupling reaction conditions, is provided.
C08G 65/44 - Macromolecular compounds obtained by reactions forming an ether link in the main chain of the macromolecule from hydroxy compounds or their metallic derivatives derived from phenols by oxidation of phenols
56.
Cross-Linked Polyolefin Separator and Method for Producing Same
A crosslinked polyolefin separator having an average value of light transmittance of 30% or more in a region of 380 nm to 700 nm, after four sides of the separator are fixed and allowed to stand at 130° C. for 30 minutes. A method for manufacturing the crosslinked polyolefin separator is also provided. The crosslinked polyolefin separator has a low shutdown temperature to provide improved safety. The crosslinked polyolefin separator also has a high meltdown temperature and is inhibited from die-drooling.
The present disclosure pertains to a GUCY2C-binding polypeptide and uses thereof and, specifically, to a GUCY2C-binding polypeptide, a fusion protein including same, a chimeric antigen receptor, an immune cell expressing the chimeric antigen receptor, and a use thereof for treatment and/or diagnosis of cancer.
The present specification relates to a polycarbonate resin having a relaxation time of 2-15 seconds at 250°C and a residual phenol content of 3000ppm or less.
C08G 64/00 - Macromolecular compounds obtained by reactions forming a carbonic ester link in the main chain of the macromolecule
C08L 69/00 - Compositions of polycarbonates; Compositions of derivatives of polycarbonates
G02B 1/04 - Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of organic materials, e.g. plastics
C08G 64/16 - Aliphatic-aromatic or araliphatic polycarbonates
C08G 64/30 - General preparatory processes using carbonates
59.
RESIN COMPOSITION AND BIODEGRADABLE RESIN MOLDED PRODUCT COMPRISING SAME
The present invention relates to a resin composition and a biodegradable resin molded product comprising same. The resin composition of the present invention can exhibit excellent mechanical properties while maintaining inherent biodegradability of polybutylene adipate terephthalate or polylactic acid.
C08L 67/02 - Polyesters derived from dicarboxylic acids and dihydroxy compounds
C08L 67/04 - Polyesters derived from hydroxy carboxylic acids, e.g. lactones
C08L 33/06 - Homopolymers or copolymers of esters of esters containing only carbon, hydrogen, and oxygen, the oxygen atom being present only as part of the carboxyl radical
05 - Pharmaceutical, veterinary and sanitary products
Goods & Services
Pharmaceutical preparations which contain the active
ingredient progesterone; pharmaceutical preparations and
substances for use in urology; amino acid for medical
purposes; pharmaceutical preparations for the treatment of
infertility; hormone for medical purpose; pharmaceutical
preparations for the treatment of external fertilization (in
vitro fertilization operation); progesterone supplements;
obstetric pharmaceutical preparations.
Provided is an organic light emitting device comprising a light emitting layer comprising an organic alloy of a compound of Chemical Formula 1 and a compound of Chemical Formula 2, the device having improved driving voltage, efficiency, and lifespan:
Provided is an organic light emitting device comprising a light emitting layer comprising an organic alloy of a compound of Chemical Formula 1 and a compound of Chemical Formula 2, the device having improved driving voltage, efficiency, and lifespan:
Provided is an organic light emitting device comprising a light emitting layer comprising an organic alloy of a compound of Chemical Formula 1 and a compound of Chemical Formula 2, the device having improved driving voltage, efficiency, and lifespan:
where A is a benzene ring fused with the two adjacent rings, X1, X2 and X3 are each independently CH or N, provided that at least one of X1, X2 and X3 is N, Ar1-Ar5 are each independently a substituted or unsubstituted C6-60 aryl or a substituted or unsubstituted C2-60 heteroaryl containing at least one of N, O and S, and the other substituents are defined in the specification, provided that at least one of Ar4 and Ar5 is substituted with at least one deuterium, or at least one R2 is deuterium.
The present disclosure relates to a toxic waste treatment process and treatment apparatus including: a temperature raising operation of raising a temperature of a toxic waste solid to a heat treatment temperature selected from 300° C. to 600° C. at an average temperature raising rate of 5° C./min or less; and a heat treatment operation of heat-treating the toxic waste solid at the heat treatment temperature.
The catalyst for methane reformation according to an exemplary embodiment of the present application consists of a porous metal support; and a perovskite-based catalyst component supported on the porous metal support and represented by Chemical Formula 1:
The catalyst for methane reformation according to an exemplary embodiment of the present application consists of a porous metal support; and a perovskite-based catalyst component supported on the porous metal support and represented by Chemical Formula 1:
Sr1-xAxTi1-yByO3-δ [Chemical Formula 1]
wherein all the variables are described herein.
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
64.
Method Of Preparing Positive Electrode Active Material For Lithium Secondary Battery, Positive Electrode Active Material For Lithium Secondary Battery, And Positive Electrode For Lithium Secondary Battery And Lithium Secondary Battery Which Include The Same
A method of preparing a positive electrode active material having a high ratio of charge and discharge capacity at a charge end voltage of 4.1 V to 4.175 V to charge and discharge capacity at a charge end voltage of 4.2 V to 4.275 V and having an excellent initial charge and discharge capacity is provided.
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 4/525 - 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
2422) to a reactor; and contacting, in the reactor, the mixed feed with a catalyst, wherein expression 1 is satisfied. [Expression 1] 0.05 < a/b ≤ 0.3, wherein, in expression 1, a represents the volume of hydrogen in the mixed feed, and b represents the volume of methane in the mixed feed.
C01B 3/38 - 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
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
B01J 23/00 - Catalysts comprising metals or metal oxides or hydroxides, not provided for in group
The present invention relates to an electrolysis device comprising: an electrolysis stack in which at least one electrolytic cell including an anode, a cathode, a separator and an electrolyte solution is stacked; an anode inlet part connected to the anode so as to transfer the electrolyte solution; and a cathode outlet part connected to the cathode so as to discharge products and unreacted reactants from the cathode, wherein back pressure is applied to the products and the unreacted reactants, which are discharged through the cathode outlet part.
C25B 9/23 - Cells comprising dimensionally-stable non-movable electrodes; Assemblies of constructional parts thereof with diaphragms comprising ion-exchange membranes in or on which electrode material is embedded
The present invention relates to a lithium metal battery having improved lifespan and improved stability, and to a lithium metal battery comprising: a positive electrode; a lithium metal negative electrode; a separator disposed between the positive electrode and the lithium metal negative electrode; and a nonaqueous electrolyte solution containing an organic solvent, a lithium salt, and a compound represented by chemical formula I as described in the present specification.
The present application relates to: a resin comprising a unit represented by chemical formula 1 and a unit represented by chemical formula 2; a method for preparing same; a resin composition comprising same; and a molded article comprising the resin composition.
C08G 64/16 - Aliphatic-aromatic or araliphatic polycarbonates
C08G 64/08 - Aromatic polycarbonates not containing aliphatic unsaturation containing atoms other than carbon, hydrogen or oxygen
C08L 69/00 - Compositions of polycarbonates; Compositions of derivatives of polycarbonates
G02B 1/04 - Optical elements characterised by the material of which they are made; Optical coatings for optical elements made of organic materials, e.g. plastics
C08G 64/30 - General preparatory processes using carbonates
C08G 63/66 - Polyesters containing oxygen in the form of ether groups
C08G 63/64 - Polyesters containing both carboxylic ester groups and carbonate groups
69.
METHOD OF REMOVING METAL SUBSTANCE IN PETROCHEMICAL PRODUCT
A method of removing a metal substance in a petrochemical product including: supplying a petrochemical product stream to an incoming tank through a supply pipe, circulating the petrochemical product stream through an incoming tank circulation pipe, and removing a metal substance included in the petrochemical product stream using a magnetic filter; transporting the petrochemical product stream to an outgoing tank through an incoming tank discharge pipe which is branched from the incoming tank circulation pipe and connected to an outgoing tank; circulating the petrochemical product stream through an outgoing tank circulation pipe provided in the outgoing tank and removing the metal substance included in the petrochemical product stream using a magnetic filter; and transporting the petrochemical product stream to a branch pipe branched from the outgoing tank circulation pipe to remove the metal substance using an ion exchange resin filter.
C07C 29/76 - Separation; Purification; Stabilisation; Use of additives by physical treatment
B01D 15/36 - Selective adsorption, e.g. chromatography characterised by the separation mechanism involving ionic interaction, e.g. ion-exchange, ion-pair, ion-suppression or ion-exclusion
B01F 25/431 - Straight mixing tubes with baffles or obstructions that do not cause substantial pressure drop; Baffles therefor
Disclosed is a novel transition metal compound that exhibits excellent catalytic activity in polyethylene polymerization and is useful for preparing polyethylene having a high intramolecular short-chain branch content without deteriorating physical properties such as molecular weight, melting point, and density; a catalyst composition comprising the same; and a method for preparing polyethylene using the same.
B01J 31/38 - Catalysts comprising hydrides, coordination complexes or organic compounds containing in addition, inorganic metal compounds not provided for in groups of titanium, zirconium or hafnium
71.
Polyethylene Resin Composition and Film Comprising the Same
The present disclosure relates to a polyethylene resin composition capable of improving transparency and moisture barrier properties without deterioration in physical properties of a film, and a film including the same, wherein the polyethylene resin composition comprises a nucleating agent and a lubricant both containing a cation of a same metal selected from Group 2 or Group 12 metals.
B29C 48/00 - Extrusion moulding, i.e. expressing the moulding material through a die or nozzle which imparts the desired form; Apparatus therefor
C08F 4/659 - Component covered by group containing a transition metal-carbon bond
C08F 4/6592 - Component covered by group containing a transition metal-carbon bond containing at least one cyclopentadienyl ring, condensed or not, e.g. an indenyl or a fluorenyl ring
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 an organic alloy of a compound represented by Chemical Formula 1 and a compound represented by Chemical Formula 2, and having improved driving voltage, efficiency and lifetime.
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 an organic alloy of a compound represented by Chemical Formula 1 and a compound represented by Chemical Formula 2, and having improved driving voltage, efficiency and lifetime.
H10K 85/60 - Organic compounds having low molecular weight
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 405/14 - 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
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 an organic alloy of a compound represented by Chemical Formula 1 and a compound represented by Chemical Formula 2, and having improved driving voltage, efficiency and lifetime.
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 an organic alloy of a compound represented by Chemical Formula 1 and a compound represented by Chemical Formula 2, and having improved driving voltage, efficiency and lifetime.
The present disclosure relates to a preparation method of a super absorbent polymer having excellent basic absorbency and liquid permeability at the same time by optimizing the degree of cross-linking of a base resin powder and a surface cross-linked layer, and a super absorbent polymer prepared therefrom. The preparation method of a super absorbent polymer includes the steps of: forming a hydrogel polymer by cross-linking and polymerizing a monomer composition including a water-soluble ethylene-based unsaturated monomer having at least partially neutralized acidic groups and an internal cross-linking agent; drying, pulverizing and classifying the hydrogel polymer to form a base resin powder; and forming a surface cross-linked layer by further cross-linking a surface of the base resin powder in the presence of a surface cross-linking agent, wherein the water-soluble ethylene-based unsaturated monomer has a degree of neutralization of less than 70 mol % in the step of forming a hydrogel polymer, and the preparation method further includes a step of further neutralizing the base resin powder by treating the base resin powder with a basic solution during the step of forming a surface cross-linked layer or after the step of forming a surface cross-linked layer.
C08J 3/24 - Crosslinking, e.g. vulcanising, of macromolecules
C08L 101/14 - Compositions of unspecified macromolecular compounds characterised by physical features, e.g. anisotropy, viscosity or electrical conductivity the macromolecular compounds being water soluble or water swellable, e.g. aqueous gels
75.
POLYBUTYLENE TEREPHTHALATE RESIN COMPOSITION, METHOD FOR MANUFACTURING SAME, AND MOLDED ARTICLE COMPRISING SAME
The present invention relates to a polybutylene terephthalate resin composition, a method for manufacturing same, and a molded article comprising same. The polybutylene terephthalate resin composition according to the present invention simultaneously improves an injection solidification speed and impact strength, which are in a trade-off relationship, by changing a material used, thus satisfying the balance of physical properties such as mechanical properties, fluidity, heat resistance, etc., and providing excellent product reliability and aesthetic quality.
The present invention provides a method for preparing superabsorbent polymer particles, comprising the steps of: supplying, into a polymerization reactor, a composition comprising a water-soluble ethylenically unsaturated monomer having at least partially neutralized acidic groups, an internal cross-linking agent, and a polymerization initiator, and performing a polymerization reaction thereof to thereby obtain a hydrogel polymer; primary drying of the hydrogel polymer in a hot-air dryer to obtain a primary dried body; secondary drying of the primary dried body in a heat conduction-type dryer to obtain a secondary dried body; and pulverizing the secondary dried body to thereby obtain superabsorbent polymer particles.
C08F 20/06 - Acrylic acid; Methacrylic acid; Metal salts or ammonium salts thereof
F26B 3/18 - Drying solid materials or objects by processes involving the application of heat by conduction, i.e. the heat is conveyed from the heat source, e.g. gas flame, to the materials or objects to be dried by direct contact
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
77.
NOVEL COMPOUND AND ORGANIC LIGHT-EMITTING DEVICE COMPRISING SAME
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
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 specification relates to an ink composition comprising a compound represented by chemical formula 1, a first solvent represented by chemical formula 2, and a second solvent represented by chemical formula 3.
The present invention relates to: a ligand compound having a novel structure; an organic chromium compound; a catalyst composition comprising the organic chromium compound; and an ethylene oligomerization method using same, the ligand compound exhibiting high 1-hexene and 1-octene selectivity while exhibiting high catalyst activity such that ethylene oligomerization can be performed with excellent efficiency.
B01J 31/34 - Catalysts comprising hydrides, coordination complexes or organic compounds containing in addition, inorganic metal compounds not provided for in groups of chromium, molybdenum or tungsten
The present invention relates to an antifouling article. More specifically, the present invention relates to an antifouling article capable of preventing fouling caused by an inorganic chloride.
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
C08G 77/18 - Polysiloxanes containing silicon bound to oxygen-containing groups to alkoxy or aryloxy groups
C08G 77/24 - Polysiloxanes containing silicon bound to organic groups containing atoms other than carbon, hydrogen, and oxygen halogen-containing groups
C08G 65/336 - Polymers modified by chemical after-treatment with organic compounds containing silicon
The present invention relates to a super absorbent polymer which not only has an excellent absorption rate, but also has a low level of rewetting and leakage when applied to products such as diapers and has an excellent absorption capacity.
METHOD FOR EVALUATING QUALITY OF POSITIVE ELECTRODE ACTIVE MATERIAL, POSITIVE ELECTRODE ACTIVE MATERIAL, AND METHOD FOR MANUFACTURING POSITIVE ELECTRODE
22 in the Raman spectrum of the surface of the positive electrode active material satisfies preset criteria for the quality evaluation of a positive electrode active material; a positive electrode active material which is determined as a good product by the method and can further improve the performance of a battery; and a method for manufacturing a positive electrode, comprising a step of evaluating the quality of a positive electrode active material by the method for evaluating the quality of a positive electrode 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
The present disclosure relates to a thermoplastic resin composition and an exterior material including the same. The thermoplastic resin composition included 90 to 99.5% by weight of styrene-based resins each including 5 to 30% by weight of acrylate rubber having a DLS average particle diameter of 0.25 to 0.32 μm or a TEM average particle diameter of 0.2 to 0.27 μm based on a total weight of the styrene-based resins; and 0.5 to 10% by weight of a polyamide resin, and an exterior material including the thermoplastic resin composition. According to the present disclosure, a low-gloss thermoplastic resin composition having excellent aesthetics, such as softness, luxuriousness, and naturalness, due to uniformity, low gloss, and improvement in surface texture while having mechanical properties and processability equal or superior to those of conventional ASA resins; and an exterior material including the low-gloss thermoplastic resin composition may be provided.
Provided is an antibacterial composition comprising at least one compound including a quaternary ammonium structure having an acrylate group or a methacrylate group, and having an antibacterial strength A of 90% or more against at least one strain selected from Gram-positive bacteria and Gram-negative bacteria, and an acute oral toxicity dose LD50 of 300 mg/Kg or more, where the antibacterial strength A equals (1−Asample/AReference)×100, where Asample equals an absorbance of an inoculated medium solution incubated with the antibacterial composition, and AReference equals an absorbance of an inoculated medium solution incubated without addition of the antibacterial composition.
A compound of Chemical Formula 1 or 2 and an organic light emitting device including the same are provided. The compound, when used as a material for an organic material layer of an organic light emitting device, provides improved efficiency, low driving voltage, and enhanced lifespan of the organic light emitting device.
A compound of Chemical Formula 1 or 2 and an organic light emitting device including the same are provided. The compound, when used as a material for an organic material layer of an organic light emitting device, provides improved efficiency, low driving voltage, and enhanced lifespan of the organic light emitting device.
C07D 413/12 - Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms containing two hetero rings linked by a chain containing hetero atoms as chain links
C07D 413/14 - Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and oxygen atoms as the only ring hetero atoms containing three or more hetero rings
86.
Positive Electrode Active Material and Method of Preparing the Same
A positive electrode active material, a method of preparing the same, and a positive electrode and lithium secondary battery including the same are disclosed herein. In some embodiments, a positive electrode active material includes a lithium transition metal oxide which contains 60 mol % or more of nickel based on a total number of moles of transition metals excluding lithium in the lithium transition metal oxide, wherein the oxide is in a form of a secondary particle which is an aggregate of primary particles, wherein the lithium transition metal oxide satisfies Equation 1:
A positive electrode active material, a method of preparing the same, and a positive electrode and lithium secondary battery including the same are disclosed herein. In some embodiments, a positive electrode active material includes a lithium transition metal oxide which contains 60 mol % or more of nickel based on a total number of moles of transition metals excluding lithium in the lithium transition metal oxide, wherein the oxide is in a form of a secondary particle which is an aggregate of primary particles, wherein the lithium transition metal oxide satisfies Equation 1:
1
≤
x
y
≤
20
A positive electrode active material, a method of preparing the same, and a positive electrode and lithium secondary battery including the same are disclosed herein. In some embodiments, a positive electrode active material includes a lithium transition metal oxide which contains 60 mol % or more of nickel based on a total number of moles of transition metals excluding lithium in the lithium transition metal oxide, wherein the oxide is in a form of a secondary particle which is an aggregate of primary particles, wherein the lithium transition metal oxide satisfies Equation 1:
1
≤
x
y
≤
20
Wherein x is a minimum area of a rectangle including all pores having an area greater than 0.002 μm2 among closed pores distributed in the secondary particle, and y is a total sum of areas of the pores having an area greater than 0.002 μm2 among the closed pores distributed in the secondary particle.
Provided is a compound of Chemical Formula 1:
Provided is a compound of Chemical Formula 1:
wherein: A1 represents Chemical Formula 1-a:
Provided is a compound of Chemical Formula 1:
wherein: A1 represents Chemical Formula 1-a:
where X is O or S; and Ar1 is a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing at least one of N, O and S; and A2 is Chemical Formula 1-b or Chemical Formula 1-c:
Provided is a compound of Chemical Formula 1:
wherein: A1 represents Chemical Formula 1-a:
where X is O or S; and Ar1 is a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing at least one of N, O and S; and A2 is Chemical Formula 1-b or Chemical Formula 1-c:
Provided is a compound of Chemical Formula 1:
wherein: A1 represents Chemical Formula 1-a:
where X is O or S; and Ar1 is a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing at least one of N, O and S; and A2 is Chemical Formula 1-b or Chemical Formula 1-c:
wherein: L1 to L4 are each independently a single bond, a substituted or unsubstituted C6-60 arylene, or a substituted or unsubstituted C2-60 heteroarylene containing at least one of N, O and S; Ar2 to Ar5 are each independently a substituted or unsubstituted C6-60 aryl or C2-60 heteroaryl containing at least one of N, O and S; D is deuterium; and n is an integer of 0 to 5, and an organic light emitting device including the same. An organic light-emitting device containing the compound exhibits improved efficiency, driving voltage and/or lifespan characteristics.
C07D 419/14 - Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen, oxygen, and sulfur atoms as the only ring hetero atoms containing three or more hetero rings
C07D 417/10 - Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group containing two hetero rings linked by a carbon chain containing aromatic rings
C07D 417/14 - Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen and sulfur atoms as the only ring hetero atoms, not provided for by group containing three or more hetero rings
C07D 419/10 - Heterocyclic compounds containing two or more hetero rings, at least one ring having nitrogen, oxygen, and sulfur atoms as the only ring hetero atoms containing two hetero rings linked by a carbon chain containing aromatic rings
H10K 85/60 - Organic compounds having low molecular weight
An organic light emitting device having improved efficiency, driving voltage, and lifespan is provided. The organic light emitting device comprises an anode, a cathode, and a light emitting between the anode and the cathode, and the light emitting layer comprises a first compound represented by Chemical Formula 1 and a second compound represented by Chemical Formula 2.
An organic light emitting device having improved efficiency, driving voltage, and lifespan is provided. The organic light emitting device comprises an anode, a cathode, and a light emitting between the anode and the cathode, and the light emitting layer comprises a first compound represented by Chemical Formula 1 and a second compound represented by Chemical Formula 2.
H10K 85/60 - Organic compounds having low molecular weight
C07D 403/10 - 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 linked by a carbon chain containing aromatic 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
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
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 the following Chemical Formula 1 and a compound represented by the following 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 the following Chemical Formula 1 and a compound represented by the following Chemical Formula 2, is provided.
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
An antibacterial composition according to an exemplary embodiment of the present technology comprises one or more compounds comprising a quaternary ammonium structure having an acrylate group or a methacrylate group, in which a critical micelle concentration of the compound comprising the quaternary ammonium structure is 0.1 wt % to 3 wt %.
A01N 37/44 - Biocides, pest repellants or attractants, or plant growth regulators containing organic compounds containing a carbon atom having three bonds to hetero atoms with at the most two bonds to halogen, e.g. carboxylic acids containing at least one carboxylic group or a thio-analogue, or a derivative thereof, and a nitrogen atom attached to the same carbon skeleton by a single or double bond, this nitrogen atom not being a member of a derivative or of a thio-analogue of
The present disclosure relates to a lithium secondary battery. Since the lithium secondary battery according to the present disclosure includes a lithium transition metal oxide having a stabilized lattice structure with a hetero-element introduced therein, gas generation during charging and discharging can be suppressed, and improved safety and lifespan can be achieved.
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
The present invention relates to a compound capable of lowering the flammability of a non-aqueous electrolyte when included in the non-aqueous electrolyte and improving the life properties of a battery by forming an electrode-electrolyte interface which is stable at high temperatures and low in resistance, and relates to a compound represented by Formula I descried herein, a non-aqueous electrolyte solution and a lithium secondary battery both including the compound,
The present invention relates to a compound capable of lowering the flammability of a non-aqueous electrolyte when included in the non-aqueous electrolyte and improving the life properties of a battery by forming an electrode-electrolyte interface which is stable at high temperatures and low in resistance, and relates to a compound represented by Formula I descried herein, a non-aqueous electrolyte solution and a lithium secondary battery both including the compound,
n, m, Ak, and X are described herein.
The present invention relates to: an encapsulant film composition including: an ethylene/alpha-olefin copolymer; an encapsulant film; and a solar cell module.
The present invention relates to a thermoplastic resin composition and an automobile interior part manufactured therefrom. Employing materials different from those conventionally used, the thermoplastic resin composition according to the present invention has enhanced heat resistance and impact resistance, satisfies property balances with mechanical properties, fluidity, and the like, and provides excellent product reliability and appearance quality.
C08L 67/02 - Polyesters derived from dicarboxylic acids and dihydroxy compounds
C08L 25/10 - Copolymers of styrene with conjugated dienes
C08L 51/04 - Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers grafted on to rubbers
C03C 3/087 - Glass compositions containing silica with 40% to 90% silica by weight containing aluminium oxide or an iron compound containing an oxide of a divalent metal containing calcium oxide, e.g. common sheet or container glass
The present invention provides a method for preparing a recycled acrylonitrile-butadiene-styrene (ABS) resin, comprising the steps of: preparing an extrusion feed including an ABS-based resin, which comprises a polyurethane, and a metal carboxylate or a hydrate of the metal carboxylate; and supplying the extrusion feed to an extruder, thereby depolymerizing the polyurethane and extruding the extrusion feed, wherein the master index (M) value satisfies 0.2≤M≤0.6.
C08J 11/22 - Recovery or working-up of waste materials of polymers by chemically breaking down the molecular chains of polymers or breaking of crosslinks, e.g. devulcanisation by treatment with organic material by treatment with organic oxygen-containing compounds
B29B 9/06 - Making granules by dividing preformed material in the form of filamentary material, e.g. combined with extrusion
The present invention provides a method for preparing recycled polymers, the method comprising the steps of: bringing a recovered polymer containing an additive into contact with an impregnation solvent in an impregnation tank to obtain a slurry containing a swollen polymer and an eluate; separating the slurry into a solid-phase mixture containing the swollen polymer and a liquid-phase mixture containing the eluate by using a solid-liquid separator; obtaining a recycled polymer from the solid-phase mixture and recovering the additive from the liquid-phase mixture, wherein the impregnating solvent is a mixture solvent of two or more solvents.
The present invention pertains to a thermoplastic resin composition comprising: a diene-based graft polymer; a vinyl-based non-grafted polymer including a vinyl aromatic monomer unit that is substituted with an alkyl group and a vinyl cyanide-based monomer unit; a first maleimide-based non-grafted polymer including a maleimide-based monomer unit, a vinyl aromatic monomer unit that is not substituted with an alkyl group, and a vinyl cyanide-based monomer unit; and a second maleimide-based non-grafted polymer including a maleimide-based monomer unit and a vinyl aromatic monomer unit that is not substituted with an alkyl group, wherein the first maleimide-based non-grafted polymer has a lower glass transition temperature than the second maleimide-based non-grafted polymer.
C08L 25/12 - Copolymers of styrene with unsaturated nitriles
C08L 51/04 - Compositions of graft polymers in which the grafted component is obtained by reactions only involving carbon-to-carbon unsaturated bonds; Compositions of derivatives of such polymers grafted on to rubbers
C08L 35/04 - Homopolymers or copolymers of nitriles
The present specification discloses a composition which is applied to products or elements that, during operation, storage, and/or maintenance thereof, generate heat or could ignite or explode, and thus can effectively counteract the heat, ignition, and explosion. For example, the composition may be applied to an article comprising a plurality of such products or elements, and thus can counteract abnormal heat generation, explosion, and ignition from any one element or product and prevent or minimize the propagation of such heat, explosion, and ignition to other adjacent elements or products. The composition also exhibits excellent manageability and storage stability. The present specification may also provide uses of the composition.
A62D 1/00 - Fire-extinguishing compositions; Use of chemical substances in extinguishing fires
A62D 1/06 - Fire-extinguishing compositions; Use of chemical substances in extinguishing fires containing gas-producing, chemically-reactive components
A62C 35/02 - Permanently-installed equipment with containers for delivering the extinguishing substance
A62C 3/16 - Fire prevention, containment or extinguishing specially adapted for particular objects or places in electrical installations, e.g. cableways
H01M 10/42 - Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
H01M 50/24 - Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions adapted for protecting batteries from their environment, e.g. from corrosion
H01M 50/682 - Containers for storing liquids; Delivery conduits therefor accommodated in battery or cell casings
H01M 50/204 - Racks, modules or packs for multiple batteries or multiple cells
Disclosed in the present specification is a composition applied to a product or device that generates heat or has the potential to ignite or explode while being operated, stored and/or maintained, so as to be capable of effectively responding to the heat, ignition and explosion. For example, the composition is applied to an item comprising a plurality of the products or devices, so as to be capable of responding to abnormal heat, ignition and explosion that occur in any one device or product, and so as to prevent or minimize the propagation of the heat, ignition and explosion to other adjacent devices or products. The composition also exhibits excellent handling and storage stability. The present specification can also provide use of the composition.
A62D 1/00 - Fire-extinguishing compositions; Use of chemical substances in extinguishing fires
A62D 1/06 - Fire-extinguishing compositions; Use of chemical substances in extinguishing fires containing gas-producing, chemically-reactive components
A62C 35/02 - Permanently-installed equipment with containers for delivering the extinguishing substance
A62C 3/16 - Fire prevention, containment or extinguishing specially adapted for particular objects or places in electrical installations, e.g. cableways
H01M 10/42 - Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
H01M 50/24 - Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions adapted for protecting batteries from their environment, e.g. from corrosion
H01M 50/682 - Containers for storing liquids; Delivery conduits therefor accommodated in battery or cell casings
H01M 50/204 - Racks, modules or packs for multiple batteries or multiple cells
The present specification discloses a composition which is applied to products or elements that, during operation, storage, and/or maintenance thereof, generate heat or could ignite or explode, and thus can effectively counteract the heat, ignition, and explosion. For example, the composition may be applied to an article comprising a plurality of such products or elements, and thus can counteract abnormal heat generation, explosion, and ignition from any one element or product and prevent or minimize the propagation of such heat, explosion, and ignition to other adjacent elements or products. The composition also exhibits excellent manageability and storage stability. The present specification may also provide uses of the composition.
A62D 1/00 - Fire-extinguishing compositions; Use of chemical substances in extinguishing fires
A62D 1/06 - Fire-extinguishing compositions; Use of chemical substances in extinguishing fires containing gas-producing, chemically-reactive components
A62C 35/02 - Permanently-installed equipment with containers for delivering the extinguishing substance
A62C 3/16 - Fire prevention, containment or extinguishing specially adapted for particular objects or places in electrical installations, e.g. cableways
H01M 10/42 - Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
H01M 50/24 - Mountings; Secondary casings or frames; Racks, modules or packs; Suspension devices; Shock absorbers; Transport or carrying devices; Holders characterised by physical properties of casings or racks, e.g. dimensions adapted for protecting batteries from their environment, e.g. from corrosion
H01M 50/682 - Containers for storing liquids; Delivery conduits therefor accommodated in battery or cell casings
H01M 50/204 - Racks, modules or packs for multiple batteries or multiple cells
