1.Name:polyvinyl alcohol,PVA ,vinylalcohol polymer,poval 2.CAS No.:9002-89-5 3. ... Formula:[C2H4O]n 4.Appearance:white crystal Polyvinyl alcohol(PVA)1,other name: vinylalcohol polymer, poval2, CAS No.:9002-89 ... value5-75-7Ash,%0.5max0.7maxPurity,%93.591.5min Applications1,adhesive and lamination agents2,sizing and coating for textiles and paper3 ...