Polyvinyl Alcohol
Introduction:
Polyvinyl alcohol: organic compound, white flake, flocculent or powder solid, odorless.Soluble in water (above 95℃), slightly soluble in dimethyl sulfoxide, insoluble in gasoline, kerosene, vegetable oil, benzene, toluene, dichloroethane, carbon tetrachloride, acetone, ethyl acetate, methanol, glycol, etc.Polyvinyl alcohol (pva) is an important chemical raw material, used in the manufacture of pva acetal, gasoline-resistant pipes, vinylon synthetic fibers, fabric treatment agents, emulsifiers, paper coatings, adhesives, glues, etc.
CAS No
9002-89-5
MF
C2H4O
Place of Origin
Hebei, China (Mainland)
Specification
|
Type |
Item |
Hydrolysis% (mol/mol) |
Viscosity Mpa.s |
Volatile (%)≤ |
Ash (%) ≤ |
PH |
Purity(%) ≤ |
|
Fully Hydrolyzed Grades |
PVA 04-99 |
98.0-98.8 |
4.0-5.0 |
5 |
0.5 |
5-7 |
93.5 |
|
PVA 05-99 |
98.0-99.8 |
5.0-6.5 |
5 |
0.7 |
5-7 |
93 |
|
|
PVA 10-99 |
98.0-98.8 |
9.0-11.0 |
5 |
0.5 |
5-7 |
93 |
|
|
PVA 17-99 |
98.0-98.8 |
23.0-29.0 |
5 |
0.5 |
5-7 |
93.5 |
|
|
PVA 20-99 |
98.0-98.8 |
34.0-39.0 |
5 |
0.5 |
5-7 |
93.5 |
|
|
PVA 24-99 |
98.0-98.8 |
55.0-65.0 |
5 |
0.5 |
5-7 |
93.5 |
|
|
PVA 26-99 |
98.0-98.8 |
68.0-78.0 |
5 |
0.5 |
5-7 |
93.5 |
|
|
Medium Hydrolyzed Grade |
PVA 17-92 |
98.0-98.8 |
21.0-27.0 |
5 |
0.5 |
5-7 |
93.5 |
|
Partially Hydrolyzed Grades |
PVA 04-88 |
98.0-98.8 |
4.0-4.5 |
5 |
0.7 |
5-7 |
93 |
|
PVA 05-88 |
98.0-98.8 |
4.0-6.0 |
5 |
0.7 |
5-7 |
93 |
|
|
PVA 17-88 |
98.0-98.8 |
20.5-24.5 |
5 |
0.7 |
5-7 |
93.5 |
|
|
PVA 20-88 |
98.0-98.8 |
29.0-34.0 |
5 |
0.5 |
5-7 |
93.5 |
|
|
PVA 24-88 |
98.0-98.8 |
45.0-55.0 |
5 |
0.5 |
5-7 |
93.5 |
Application
Construction and decoration industries • Chemical industry • Textile industry • Lumbering and paper-making industries • Agriculture • petroleum exploitationPackage
25kg/bag. 18 MT /20’FCL, 26 MT/40’FCL
Storage and Shelf Life
2 years under cool, dry conditions in original packaging away from heat sources. It is recommended to use the product in rotation on a first-in first-out basis.