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KURARAY POVAL™ 26-80

Technical Datasheet | Supplied by Kuraray

KURARAY POVAL 26-80 by Kuraray is a water-soluble, partially saponified, polyvinyl alcohol (PVOH) grade manufactured by alcoholysis of polyvinyl acetate. It is suitable as emulsion polymerization aid to binder in paper applications. It exhibits uniform chemical structure and good adhesion. Aqueous solution of KURARAY POVAL 26-80 can be added to polymer emulsion which is already stabilized with polyvinyl alcohol to extend the open time, increase setting speed and influence the rheology. It is recommended for the modification of emulsion adhesives, remoistenable adhesives and protective colloid emulsion polymerization. It can be stored for 12 months from the date of shipment.

KURARAY POVAL™ 26-80 Properties

Physical Properties

Value & Unit

Test Condition

Test Method

Non-volatile Content

95 - 100 %

(After 3 hr drying at 105°C)

DIN 53189/JIS K6726

Ash Content

< 0.3 %

(Calculated as Na₂O)

Viscosity

21 - 31 mPa-s

(At 20°C, 4% Aqueous Solution)

DIN 53015/JIS K 6726

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