prov:value
| - More specifically, there may be mentioned gelatin, a polyvinyl alcohol, a polyvinylpyrrolidone, a polyvinylpyridinium halide, vinyl formal and its derivative thereof such as various kinds of modified polyvinyl alcohols, a polymer containing an acrylic group such as polyacrylamide, polydimethyl acrylamide, polydimethylaminoacryalte, sodium polyacrylate, a salt of acrylic acid and methacrylic acid c
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