| http://www.w3.org/ns/prov#value | - acetal, polyvinyl ether, polyvinylidene fluoride, polytetrafluoroethylene, polyphenylene oxide (Noryl commercially available from General Electric), polyethylene:tetrafluoroethylene (Tefzel commercially available from DuPont), polyamide, polyesteramide, thermoplastic elastomers, such as polyurethane, linear polyesters, polycarbonates, silicones, polyetherimide (such as Ultem commercially av
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