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Polyvinyl Alcohol PVA-2488

2019-04-01 14:48:06  View:
1. Product Introduction: 
Cold soluble Polyvinyl Alcohol(PVA-2488), organic chemical compound, white flake-shape, flocculent or powder solid, odorless. It can be quickly and fully dissolved in tap water and cold water. However, it can’t be dissolved in gasoline, kerosene, vegetable oil, benzene, toluene, dichloroethane, carbon tetrachloride, acetone, vinyl acetate, methanol, glycol and so on. It can be slightly dissolved in dimethyl sulphoxide. PVA is important chemical raw material.
 
2. Product Specifications Parameter:
Item PVA 
Average Polymerization( DP) 1700-1800
 Molecular Weight( Mn) 84000-89000
 Viscosity(cps) 21-26
 Alkalization( mole%) 86-89
 Volatile( wt%) < 5
 Ash( wt%) < 0.5
 PH Value 5-7
 Fineness(mesh) > 120
 
3. Product Applications: 
This product is mainly used in internal & external putty, interface agent, ceramic adhesive, gypsum plaster, which can increase the cement, mortar's adhesive, flowing performance effectively, also can slow down cement surface drying time, increasing painting adaptability and prevent the crack of cement coating.
 
4. Product Package and Usage: 
25kg Paper Bag. Stored under normal temperature, pay attention not to get wet.
Every 1 ton mortar, 8-10kg usage of this product recommended.
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