... :CH2CHOHn orCH2CHOHn-CH2CHOOCCH3mcharacteristicsPVA resin is a kind of heavy polymer,it is non-toxic, insipid ... provide good viscosity and film building. It can withstand oils, lubricants, hydrocarbons and most other ... possess the typical chemical properties of polyols and can carry out process of esterification, etherealization, acetalization etc. ... .0≤0.55-7 [I] Polyvinyl Alcohol (1788,2488,0588)