Patent ID: 6455171
Filing Date: 2002-09-24
Classification: B32B,Y10T

Abstract:
A multilayer thermoformable structure comprising:a layer (A) comprising from 50% to about 100% by weight of a polymethacrylate ester or polyacrylate ester or their copolymers or blends thereof; a layer (B) comprising from 30% to about 100% by weight of a polyolefin; and a tie layer (C) intermediate said layer (A) and said layer (B), said tie layer (C) comprising: (Ci) an olefin acrylate copolymer; or (Cii) a block polymer of a vinyl aromatic monomer and an aliphatic conjugated diene, a selectively hydrogenated derivative thereof, or a selectively hydrogenated derivative thereof to which has been grafted an unsaturated carboxylic reagent.