Patent ID: 6485827
Filing Date: 2002-11-26
Classification: C09J,Y10T

Abstract:
An adhesive tape comprising:(a) a polymer film; (b) a primer coat on said polymer film; said primer coat comprising a natural rubber and at least one additional polymer, wherein said additional polymer is crosslinked, and wherein said additional polymer is selected from the group consisting of acrylic polymers, ethylene-vinyl acetate copolymers, ethylene-vinyl acetate-acrylic copolymers, styrene-butadiene copolymers, styrene-butadiene-acrylonitrile copolymers, polyisoprene polymers, polyisobutylene polymers, copolymers thereof, and mixtures thereof, and (c) an adhesive layer on said primer coat, said adhesive layer comprising (i) a natural rubber latex; and (ii) a tackifier.