High Quality PVA Polyvinyl Alcohol Polyvinyl Alcohol for sale Polyvinyl Alcohol
In the plastics industry in molding Compounds, surface coatings, films resistant to gas oline, textile sizes and finishing compositions; can be compounded to yield elastomers to be used in manufacture of artificial sponges, fuel hoses, etc., also in printing inks for plastics and glass, in pharmaceutical finishing, cosmetics, water-sol film and sheeting. Pharmaceutic aid (viscosity increasing agent); ophthalmic lubricant.
Polyvinyl alcohol (PVA) resin is a kind of heavy polymer. It is usually a white or slight yellow floccules, flake, granular or powdery in appearance.
PVA is non-toxic, insipid and non-polluting. PVA is a kind of water-soluble resin with good chemical stability. It also has good adhesion, film-forming ability, insulation, oil resistance, abrasion resistance and gas barrier properties, and has typical chemical properties of polyols and can make esterification, etherification, acetalization reactions.
PVA Product Features |
|
Product Name |
PVA 088-20 120mesh |
Alcoholysis degree(mol %) |
87.0~89.0 |
Viscosity(mPa.s) |
20.5~24.5 |
Volatile consituent(%) |
≤5.0 |
Purity(%) |
≥99 |
Ash content(%) |
≤0.4 |
PH |
5~7 |
Fineness |
120mesh |
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