| http://www.w3.org/ns/prov#value | - de or poly-para-phenylene terephthalamide, polyolefins such as polyethylene, polypropylene or polytetrafluoroethylene, acrylics such as polyacrylonitrile, polybenzimidazoles, polyarylene sulfides, polyarylene-imide-amides, polyphenol-formaldehyde, polyimides, glass, flame-retardant cotton, etc., and blends of two or more of the foregoing.
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