Patent ID: 7807754
Filing Date: 2010-10-05
Classification: B33Y,C08F,C08L,C09J,Y10T

Abstract:
1. An article comprising a polymeric film having thereon a layer of an adhesive composition, wherein the adhesive composition comprises a blend of: a pressure sensitive adhesive comprising a (meth)acrylate polymer; and, an additive comprising a copolymer, wherein the copolymer comprises: a vinyl polymeric backbone comprising a at least one free radically polymerizable vinyl monomer A and at least one reinforcing comonomer B, wherein B is present at up to about 20% by weight of the copolymer, and a pendant polysiloxane monomer grafted to the backbone, wherein the polysiloxane monomer is present at 0.01 to 50% by weight of the copolymer, and wherein the polysiloxane monomer has a number average molecular weight of 500 to 50,000; and wherein the blend comprises greater than zero and less than 1% by weight of the polysiloxane monomer, wherein the adhesive layer has a microstructured surface.