Patent ID: 9488756
Filing Date: 2016-11-08
CPC Classification: B32B,C08K,C09J,G02B,G02F

Claim Text:
1. A pressure-sensitive adhesive layer-attached polarizing film, comprising: a polarizing film; and a pressure-sensitive adhesive layer provided on the polarizing film, wherein the polarizing film includes a polarizer and a transparent protective film provided on only one side of the polarizer, the pressure-sensitive adhesive layer is provided on a side of the polarizer where the transparent protective film is absent, the pressure-sensitive adhesive layer is made of a pressure-sensitive adhesive composition comprising a (meth)acryl-based polymer (A) and an alkali metal salt (B), and the (meth)acryl-based polymer (A) comprises an aromatic ring-containing alkyl meth)acrylate monomer unit, and a content of the aromatic ring-containing alkyl(meth)acrylate is from 1 to 20 parts by weight based on a content of all monomer components of the (meth)acryl-based polymer (A).