1, with powder,flake, granular form. 2, have many grade of PVA, PVA1799, ... -making, electronics and plating.3.Dissolving Temperature, thickness and timePolyvinyl Alcohol data: PVAL TypeViscosity(mp.s)AlcoholysisDegree%(mol/mol)Volatile(%)SodiumAcetate ... agent, packing material of food, building paint, emulsifying agent etc. Polyvinyl alcohol