Patent ID: 6162852
Filing Date: 2000-12-19
Classification: B32B,C08J,C08L,Y02W

Abstract:
A method of disposing of a hot alkaline liquid soluble or dispersable product comprising immersing the product in a hot alkaline liquid for a period of time sufficient to dissolve or disperse the product in a dispersion or solution and disposing the dispersion or solution, wherein the product consists essentially of:(a) one or more hot alkaline soluble or dispersable first components selected from the group consisting of:(i) an ethylene-acrylic acid copolymer having an acrylic acid portion, the total copolymer weight, wherein the acrylic acid portion comprises from 10 to 30 wt. % of the total copolymer weight,(ii) an ethylene-methacrylic acid copolymer having a methacrylic acid portion, wherein the methacrylic acid portion comprises from 10 to 30 wt. % of the total copolymer weight, and(iii) an Ionomer copolymer having an acid portion comprised of acrylic acid and/or methacrylic acid, wherein the acid portion of the Ionomer is from 10 to 30 wt. % of the total Ionomer weight and is at least partially neutralized, and(b) one or more second components selected from the group consisting of ethylene vinyl acetate copolymer, ethylene methacrylate copolymer, ethylene olefin copolymer, polyolefin, polypropylene, polyethylene, polycarbonate, acrylonitrile butadiene styrene, polystyrene, nylon, and mixtures thereof.