Patent ID: 11945200
Assignee: NITTO DENKO CORPORATION
Field: Surface technology, coating (Chemistry)
Classification: CPC B  C | IPC B  C

Claim 19:
20. The pressure-sensitive adhesive sheet according to claim 1, wherein the pressure-sensitive adhesive layer comprises an acrylic polymer as a base polymer,
the acrylic polymer is a polymer of a monomer mixture,
the monomer mixture comprises:
an alkyl methacrylate having an alkyl group, the number of carbon atom in the alkyl group being 1 to 4; and
an alkyl acrylate having an alkyl group, the number of carbon atom in the alkyl group being 1 to 5, and
the alkyl methacrylate is contained in an amount of CAM by weight and the alkyl acrylate is contained in an amount of CAA by weight in the monomer mixture, satisfying the ratio (CAM:CAA) of 1:9 to 9:1.