白色顆粒ポリマー紙サイズ化学品ポリビニルアルコールPVA 1799
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White Granule Polymer Paper Sizing Chemicals Polyvinyl Alcohol PVA 1799 is a few kind of synthetic with water soluble high-molecular polymer. The main specification includes degree of polymerization & alcoholysis and other special performance. Polyvinyl Alcohol is manufactured by polymerization of vinyl acetate in methanol solvent, then undergoing alcoholysis via advanced belt-process of low-alkali. After […]