Poly(vinyl alcohol), MW 78000, 99+% hydrolyzed
CAS Number:
9002-89-5
有货
Water-soluble resins 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% hydrolyzed resin requiring only 85°C for solution.
99.7 mol% hydrolyzed Polydispersity ~1.7
Shipping Requirements:
None
Melting Point:
>220°
Tg:
85°
Density:
1.29
Viscosity:
4% aqueous solution = 28-32 cPs
Solubility:
hot glycerol, hot glycols, hot water.
Molecular Weight:
~78,000
Glass Transition Temperature, Tg (ºC):
85°
Nishio, Y. & Manley, R. S. J. Cellulose-poly(vinyl alcohol) blends prepared from solutions in N,N-dimethylacetamide-lithium chloride. Macromolecules 21, 1270–1277 (1988). doi:10.1021/ma00183a016
Hazards:
Irritant
Handling:
Exercise normal care
Storage:
Store at room temperature
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