Patent ID: 8858525

Claim:
A multilayer, sound dampening film comprising at least one quiet layer having noise dampening properties, the at least one quiet layer comprising a blend of an ethylene copolymer selected from the group consisting of ethylene vinyl acetate, ethylene methyl acrylate, ethylene butyl acrylate, ethylene-co-n-butyl acrylate-co-carbon monoxide, ethylene-co-n-vinyl acetate-co-carbon monoxide, ethylene-co-n-butyl acrylate-co-glycidyl methacrylate, and combinations thereof and from 5 to 50 weight percent of a styrene-vinyl polyisoprene-styrene triblock polymer, wherein the quiet layer has a Tangent Delta value of at least 0.27 at a temperature range between 17° C. and 40° C., and wherein the film has only a single barrier layer, and wherein said single barrier layer comprises polyvinylidene chloride (PVDC).