prov:value
| - ubber), elastomer such as urethane elastomer, polyethylene, polypropylene, polybutadiene, polybutene, shock-proof ABS resin, polyurethane, ABS resin, acetate, cellulose acetate, amide resin, polytetrafluoroethylene, nitrocellulose, polystyrene, epoxy resin, phenolformaldehyde resin, polyester, shock-proof acrylic resin, styrene-butadiene copolymer, ethylene-vinyl acetate copolymer, acrylonitrile-b
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