Kuraray Poval™ 28-99

1 of 147 products in this brand
KURARAY POVAL™ 28-99 by Kuraray is polyvinyl alcohol. It is a fully saponified, odorless, water-soluble polymer manufactured by alcoholysis of polyvinyl acetate. It shows varying degree of polymerization and hydrolysis. Its aqueous solution can be added to polymer emulsions already stabilized with polyvinyl alcohol which affects the extension of the open time, setting speed and rheology. It exhibits good penetration capacity and good adhesion properties. It offers high cohesion, toughness, low electrostatic charging and re-dissolving capacity of the dried film in water. KURARAY POVAL™ 28-99 is designed for pressure sensitive adhesive labels. Complies with EU Directive 67/548/EC.

Polymer Name: Polyvinyl Alcohol (PVOH)

Functions: Adhesion Promoter, Binder, Binder & Resin, Coupling Agent, Resin

Chemical Family: Polyvinyl Alcohols & Esters, Vinyls, Vinylics & Vinyl Derivatives

Technical Data Sheet

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Identification & Functionality

Industrial Additives Functions
Plastics & Elastomers Functions

Features & Benefits

Applications & Uses

Coating Type
Industrial Additives End Use

Properties

Typical Properties
ValueUnitsTest Method / Conditions
Degree of Hydrolysis99.0 - 99.8mol %
Non-volatile Content97.5 ± 2.5%
pH4.5 - 7.0-
Ash Contentmax. 0.5%ASTM D 482
Viscosity (20°C)26.0 - 30.0mPa.sDIN 53015 / JIS K 6726

Regulatory & Compliance

Certifications & Compliance