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KURARAY POVAL™ 25-98 R

Technical Datasheet | Supplied by Kuraray

KURARAY POVAL™ 25-98 R by Kuraray is a water-soluble, polyvinyl alcohol (PVOH) with silanol function. It is manufactured by alcoholysis of polyvinyl acetate. KURARAY POVAL™ 25-98 R is used as emulsion polymerization aid to binder for pigments in paper applications. This specialty grade can be stored for 12 months from the date of shipment.

KURARAY POVAL™ 25-98 R Properties

Physical Properties

Value & Unit

Test Condition

Test Method

Viscosity

20.0 - 30.0 mPa-s

(At 20°C, 4% Aqueous Solution)

DIN 53015/JIS K 6726

Degree of Hydrolysis

98.0 - 99.0 mol%

Non-volatile Content

95 - 100 %

(After 3 hr drying at 105°C)

DIN 53189/JIS K6726

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