Abstract

Provided is an airtight member for foundation superior in sealing performance on a side surface and a bottom surface of a sill and capable of easily adjusting an installation position thereof. An airtight pressure-sensitive adhesive tape for foundation having: a band-shaped airtight elastic sheet having a front surface, a back surface and two side edge portions opposing each other; a virtual L-shape fold line located away from one of the side edge portions of the elastic sheet toward the inside of the elastic sheet; and a band- shaped pressure-sensitive adhesive layer being parallel to the side edge portions of the elastic sheet and being formed in a region of the front surface of the elastic sheet extending from one of the side edge portions up to the virtual L-shape fold line; and having no pressure-sensitive adhesive layer on other regions of the front surface and the back surface of the elastic sheet.

IPC Classes  ?

• C09J 7/38 - Pressure-sensitive adhesives [PSA]
• C09J 7/22 - Plastics; Metallised plastics
• E02D 31/02 - Protective arrangements for foundations or foundation structures; Ground foundation measures for protecting the soil or the subsoil water, e.g. preventing or counteracting oil pollution against ground humidity or ground water