prov:value
| - Water soluble polymers include poly(acrylic acid), poly(methacrylic acid), poly(vinyl alcohol), poly(vinyl acetal), mixtures of poly(vinyl acetal) and methoxy-methylol-urea, mixtures of poly(vinyl acetal) and methoxy-methylol-melamine, mixtures of poly(vinyl acetal), methoxy-methylol-melamine and polyallyl-amine, cellulose derivatives including hydroxypropyl cellulose, hydroxyethyl cellulose, hydr
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