KURARAY POVAL™ 4-98

KURARAY POVAL™ 4-98 by Kuraray is a fully saponified, water-soluble, polyvinyl alcohol (PVOH). It has outstanding carrier properties due to optical brightening agents. It offers high folding endurance. It shows good penetration capacity and good adhesion properties on all types of fibrous material and excellent film characteristics like high cohesion & toughness, low electrostatic charging and re-dissolving capacity of the dried film in water. It exhibits excellent colloidal protection that becomes effective in high solids pigment formulations which establishes a smooth viscosity profile, good water retention in coating colors and high binding strength. It possesses remarkable barrier properties. It displays excellent mechanical strength properties if applied as a film on paper or paperboard. It is suitable for silicon base paper which can be used as a release paper for PSA labels and banknote paper. It is recommended for thermo-reactive paper for bar code labels or facsimile machines & film casting (release) paper. The shelf life of KURARAY POVAL™ 4-98 is 12 months.