Patent ID: 7560166
Filing Date: 2009-07-14
Classification: B32B,C08G,C08L,C09J,Y10T

Abstract:
1. An adhesive article comprising: a fluorothermoplastic film having a interior portion and a major surface; and a pressure sensitive adhesive layer adhered to at least a portion of the major surface, wherein the pressure sensitive adhesive comprises a silicone polyurea block copolymer and an MQ tackifying resin, and wherein the silicone polyurea block copolymer comprises n blocks represented by the formula and m blocks represented by the formula wherein each R is methyl; each Z is —CH each Y is —CH each D is H: each B is —CH p is an integer number that is at least 10; n is an integer that is at least 1; and m is an integer in a range of from at least 1 up to and including 1,000, and wherein the ratio of n to m is in a range of from about 1:10 to about 10:1.