Patent ID: 6926958
Filing Date: 2005-08-09
Classification: A61L,B32B,C09J,Y10T

Abstract:
1. A medical adhesive tape useful for forming an adhesive plaster, said tape comprising a base film and a pressure-sensitive adhesive layer, wherein said base film is obtained by laminating on each side of a layer A, a layer B, said layer A comprising an amorphous polyolefin, a thermoplastic elastomer and an inorganic filler selected from the group consisting of talc and zeolite, each of said layers B comprising a polypropylene-based resin, wherein one of said layers B contains a thermoplastic elastomer and the other one of said layers B does not contain a thermoplastic elastomer, and at least one of said layer A and said layer B comprising, as said thermoplastic elastomer, a polyolefin thermoplastic elastomer, and said pressure-sensitive adhesive layer is laminated directly on said layer B containing the thermoplastic elastomer, or on an embossed or corona-discharge treated or primer pre-treated surface of layer B containing the thermoplastic elastomer.