1.Name:polyvinyl alcohol,PVA ,vinylalcohol polymer,poval 2.CAS No.:9002-89-5 ... 3.Formula:[C2H4O]n 4.Appearance:white powder Polyvinyl alcohol(PVA)1,other name: vinylalcohol polymer, poval2, CAS No.:9002 ... of chemials industry ,including:PVC, melamine, urea, ammonium chloride,polyvinyl alcohol, paraffin, sodium hydroxide, and so on. For more information , pls ...