prov:value
| - As for the other high molecular substances to be used therein, there may be given as the examples, polyvinyl alcohol, polyacrylamide, polymethacrylamide, polyvinyl butyral, polyethylene glycol, a polyethylene glycol ester, or a natural substance including, for example, a protein such as a cellulose derivative, and a polysaccharide such as starch and gum arabic.
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