prov:value
| - For example, a polyamide, such as nylon 6, nylon 66, or polyamide copolymer; a polyester, such as polyethylene terephthalate, polyethylene terephthalate copolymer, polybutylene terephthalate, or polybutylene terephthalate copolymer; a polyolefin, such as polyethylene, polypropylene, or polymethylpentene; polyurethane; polyacrylonitrile; vinyl polymer; or an aliphatic polyester polymer, such as pol
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