Patent ID: 6127043
Filing Date: 2000-10-03
Classification: A61J,B29C,B32B,Y10T

Abstract:
A non-peelable multilayered film comprising at least one polymer outer layer, at least one polymer connecting layer, and a polymer inner layer, the at least one connecting layer being located between the outer layer and the inner layer, one of the connecting layer being located adjacent to the outer layer,wherein at least one connecting layer comprises (a) a polypropylene compound and/or a blend of a polypropylene homopolymer and/or copolymer, and (b) at least one thermoplastic elastomer and/or polyisobutylene, andthe inner layer comprises (a) a polypropylene compound of a polypropylene homopolymer and/or copolymer and (b) at least one thermoplastic elastomer.