Poly(vinyl alcohol) [MW ~108,000]
Poly(vinyl alcohol) [MW ~108,000]
CAS Number: 9002-89-5
Water-soluble resin of low toxicity. Resins at high % hydrolysis require heating at ~96°C in water for solution. Resins of lower % hydrolysis can be dissolved at progressively lower temperatures with 88% hydroyzed resin requiring onlyn 85°C for solution.
Soluble in: hot glycerol, hot glycols, hot water. mp >220° d 1.29 Tg 85° MW ~108,000 99.7 mol% hydrolyzed Polydispersity ~1.7 Viscosity of 4% AQ cps = 62-72% TSCA
Hazards:
Irritant
Handling: Exercise normal care
Storage: Store at room temperature
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