Patent ID: 6383589
Filing Date: 2002-05-07
Classification: B32B,Y10T

Abstract:
A coextruded asymmetric multilayer plastic structure whose layers comprise:a barrier layer comprised of an ethylene vinyl alcohol copolymer; an adhesive layer on each surface of said barrier layer; inner and outer surface layers; and a bulk layer positioned between one of said surface layers and an adjacent one of said adhesive layers, said bulk layer being comprised of a thermoplastic polymer, said bulk layer further comprising about 52.5 wt. % calcium carbonate, about 17.5 wt. % linear low density polyethylene, about 10 wt. % high density polyethylene, about 10 wt. % of reground scrap from the structure and about 3 wt. % low density polyethylene based on the weight of the bulk layer.