Polyvinyl Acetate Phthalate

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DEFINITION

Polyvinyl Acetate Phthalate is a reaction product of phthalic anhydride and a partially hydrolyzed polyvinyl acetate. It contains NLT 55.0% and NMT 62.0% of phthalyl (o-carboxybenzoyl, C₈H₅O₃) groups, calculated on the anhydrous, acid-free basis.

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