| prov:value
| - For example, those freely selected from water-soluble polymers such as polyvinyl alcohol, gelatin, polyvinylpyrrolidone, polyethylene oxide, casein, starch, and carboxymethylcellulose, emulsions of copolymers such as polyacrylic acid, polyurethane and polyvinyl acetate, latexes of SBR, NBR, etc. may be used.
|