prov:value
| - Examples of such substances are cellulose derivatives, acrylic polymers, and other high molecule polymers such as ethylcellulose, cellulose acetate, cellulose propionate, cellulose butyrate, cellulose valerate, cellulose acetate propionate, polyvinyl acetate, polyvinyl formal, polyvinyl butyral, ladder polymer of sesquiphenyl siloxane, polymethyl methacrylate, polycarbonate, polyester, coumarone-i
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