polyvinyl alcohol

Type: Fully Hydrolyzed PVA Model: polyvinyl alcohol PVA 0599 Params: Degree of Polymerization ≈ 500; Degree of Hydrolysis 98~99%; Viscosity 5~7 mPa·s Material: PVA is manufactured by alcoholysis of polyvinyl acetate (PVAc). It is a water-soluble polymer in white powder/flake form, featuring excellent film-forming property, strong adhesion and non-toxicity. Applicable Industry: Pharmaceutical coating, slow-release medical substrate, special acetal resin, fine chemical dispersant