prov:value
| - Examples of the transparent high-molecular weight materials include cellulose derivatives, such as cellulose acetate and nitrocellulose; and synthetic high-molecular weight materials, such as a polymethyl methacrylate, a polyvinyl butyral, a polyvinyl formal, a polycarbonate, a polyvinyl acetate, a vinyl chloride-vinyl acetate copolymer, a fluorine type of resin, a polyethylene, a polypropylene, a
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