Ads by Google
1. Fully Hydrolyzed Grade
Item Grade | Degree of alcoholysis (mol/mol) %≥ | Viscosity mpa.s | Sodium acetate %≤ | Volatile matter %≤ | Ash %≤ | PH value |
PVA1599 | 99.0-100 | 16.0-22.0 | 2.5 | 8.0 | 1.5 | 5-7 |
PVA1799L | 99.0-100 | 21.0-27.9 | 2.5 | 8.0 | 1.5 | 5-7 |
PVA1799H | 99.0-100 | 28.0-35.0 | 2.5 | 8.0 | 1.5 | 5-7 |
PVA2099L | 99.0-100 | 32.0-38.0 | 2.5 | 8.0 | 1.5 | 5-7 |
PVA2299L | 99.0-100.0 | 37.0-48.0 | 2.5 | 8.0 | 1.5 | 5-7 |
PVA2499L | 99.0-100.0 | 47.0-63.0 | 2.5 | 8.0 | 1.5 | 5-7 |
PVA2699L | 99.0-100 | 62.0-75.0 | 2.5 | 8.0 | 1.5 | 5-7 |
PVA2899L | 99.0-100 | 75.0-88.0 | 2.0 | 5.0 | 0.7 | 5-7 |
2. Medium Hydrolyzed Grade
Item Grade | Degree of alcoholysis (mol/mol) %≥ | Viscosity mpa.s | Sodium acetate %≤ | Volatile matter %≤ | Ash %≤ | PH value |
PVA1792L | 90.0-94.0 | 20.0-27.9 | 2.0 | 9.0 | 1.0 | 5-7 |
PVA1792H | 90.0-94.0 | 28.0-33.0 | 2.0 | 9.0 | 1.0 | 5-7 |
PVA2092 | 90.0-94.0 | 32.0-38.0 | 2.0 | 9.0 | 1.0 | 5-7 |
PVA1797L | 97.0-99.0 | 21.0-27.9 | 2.0 | 9.0 | 1.5 | 5-7 |
PVA1797H | 97.0-99.0 | 28.0-33.0 | 2.0 | 9.0 | 1.5 | 5-7 |
3. Partly Hydrolyzed Grade
Item Grade | Degree of alcoholysis (mol/mol) %≥ | Viscosity mpa.s | Sodium acetate %≤ | Volatile matter %≤ | Ash %≤ | PH value |
PVA1788 | 86.0-90.0 | 20.0-33.0 | 1.5 | 9.0 | 1.0 | 5-7 |
PVA2088 | 86.0-90.0 | 32.0-38.0 | 1.5 | 9.0 | 1.0 | 5-7 |
PVA2288 | 86.0-90.0 | 37.0-48.0 | 1.5 | 9.0 | 1.0 | 5-7 |
PVA2488 | 86.0-90.0 | 47.0-60.0 | 1.5 | 9.0 | 1.0 | 5-7 |
The PVA production facilities of our company have been perfecting day by bay with the long-term absorption and technological transformation on the basis of importing the complete set of technology from Kuraray Company of Japan. PVA produced by our company is good in performances and stable in quality. It enjoys a great reputation both at home and abroad
alcohol polyvinyl for coating