Process for the production of poly(vinyl acetate) and poly(vinyl alcohol) - US Patent 4820767 Description
Poly(vinyl alcohol) is conventionally produced in a two-step process. In the first step of the process, vinyl acetate is polymerized to produce poly(vinyl acetate). In the second step, the poly(vinyl acetate) is subjected to alcoholysis(methanolysis or ethanolysis) in order to convert the poly(vinyl acetate) to poly(vinyl alcohol).
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