PVA can be used to produce water soluble film and water-resistant film. PVA film is widely used in textile, food, detergents & cosmetics, agricultural chemicals, and dyestuff areas owing to itsinherent features, namely, high tensile strength, resistance to organic solvent and air tightness. And also PVA is the material of polyvinyl butyral which is widely used in areas of printing ink, building glass and safety glass of automobile.
Grade & Specification
| Product Grade |
Hydrolysis | Viscosity | Volatiles | Ash | pH Value |
Purity |
| (mol%) | (cps) | (%) | (%) | (%) ≥ | ||
| PVA0599 | 98.0-99.9 | 5.0-6.5 | 5.0 | 0.5 | 5-7 | 93.5 |
| PVA1799 | 98.0-99.9 | 22.0-30.0 | 5.0 | 0.5 | 5-7 | 93.5 |
| PVA2499 | 98.0-99.9 | 55.0-68.0 | 5.0 | 0.5 | 5-7 | 93.5 |
| PVA2699 | 98.0-99.9 | 68.0-78.0 | 5.0 | 0.5 | 5-7 | 93.5 |
| PVA1797 | 96.0-98.0 | 22.0-29.0 | 5.0 | 0.5 | 5-7 | 93.5 |
| PVA0588 | 87.0-89.0 | 4.5-6.5 | 5.0 | 0.5 | 5-7 | 93.5 |
| PVA1088 | 87.0-89.0 | 8.0-11.0 | 5.0 | 0.5 | 5-7 | 93.5 |
| PVA1788 | 87.0-89.0 | 20.0-26.0 | 5.0 | 0.5 | 5-7 | 93.5 |
| PVA2088 | 87.0-89.0 | 28.0-35.0 | 5.0 | 0.5 | 5-7 | 93.5 |
| PVA2488 | 87.0-89.0 | 44.0-50.0 | 5.0 | 0.5 | 5-7 | 93.5 |
| PVA3088 | 87.0-89.0 | 90.0-110.0 | 5.0 | 0.5 | 5-7 | 93.5 |
Packing
products in cotton-like form shall be packed with knit bags made of polypropylene and colorless medium density polythene film, with net weight of 12.5kg.
Products in granular or powdery form shall be packed with knit bags made of polypropylene and colorless medium density polythene film with net weight of 20.0kg or 25.0kg.
Storage
it shall be stored indoor in a well ventilated and dry room, Prevent exposure to dampness, sunlight and rain.
Transportation
During transportation, the products shall be moved gently to prevent damaging the packing bags. Avoid direct contact with Naked flame, when fire happens, any fire fighting equipment may be use to extinguish the fire.