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POVAL™ DF-17

Technical Datasheet | Supplied by Japan Vam & Poval
POVAL™ DF-17 by Japan Vam & Poval is a denatured, easily reactive polyvinyl alcohol (PVOH) grade. It has highly reactive carbonyl groups as a denatured group other than the hydroxyl and acetate groups. Offers water-resistant films & coatings, water-based gels and functionality from post-denaturing. The carbonyl group reacts with hydrazide groups & amino groups and in particular it has an especially high reactivity with hydrazide base cross-linking agents. Is suitable for processing by flow casting. POVAL™ DF-17 by Japan Vam & Poval forms coatings and membrane that do not dissolve even in boiling water. It can also be used to produce highly transparent gels.
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Product Type
Vinyl Alcohol (VOH) > PVOH (or PVA)
Product Status
COMMERCIAL
Applications/ Recommended for
Extrusion > Films (cast)

POVAL™ DF-17 Properties

Physical Properties

Value & Unit
Test Condition
Test Method
Viscosity
20 - 26 mPa.s
(4%)
Degree of Hydrolysis
98 - 99 mol%
( )
Sodium Acetate
< 1.5 %
( )
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