prov:value
| - For example, polyethylene, polyethylene terephthalate, polypropylene, ethylene-propylene copolymer, or other copolymer between ethylene and another ??-olefin, ethylene-vinyl acetate copolymer, polyvinyl chloride (PVC), cross-linkable ethylene-vinyl acetate copolymer, polyurethane, polyamide, polyamide elastomer, polyimide, polyimide elastomer, silicone rubber, natural rubber, etc. may be used.
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