prov:value
| - The plastics usable for the purpose of this invention include single resins or blends thereof, for example, homopolymers or copolymers such as polyethylene, polypropylene, polystyrene, polyvinyl chloride, polymethyl methacrylate, polycarbonate, acrylonitrile-styrene-butadiene copolymer, epoxy resin, diallyl phthalate resin, unsaturated polyesters, etc., or mixtures of these plastics with fibers of
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