(vinyl plastic). Any of a series of polymers (resins) derived by polymerization or copolymerization of vinyl monomers (CH2═CH) including vinyl chloride and acetate, vinylidene chloride, methyl acrylate and methacrylate, acrylonitrile, styrene, the vinyl ethers, and numerous others. Specifically, polyvinyl chloride, acetate, alcohol, etc. and copolymers or closely related materials.See vinyl; polyvinyl.
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