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Polyvinyl alcohol ( CHINA PVA )
Specifications
Product Name: polyvinyl alcohol (CHINA PVA, PVOH)
CAS NO:9002-89-5
Molecular Formula:(C2H4O)n
Grade PVA1799, PVA2499, PVA1788, PVA2488, PVA0588, PVA2088
|
PVAL Type |
Viscosity (mp.s) |
Alcoholysis Degree %(mol/mol) |
Volatile (%) |
Sodium Acetate (%) |
Ash (%) |
PH Value |
|
PVA26-99(L) |
54-68 |
98.0-100 |
≤6 |
≤2.5 |
≤1.0 |
5-7 |
|
PVA24-99(L) |
44-54 |
98.0-100 |
≤6 |
≤2.5 |
≤1.0 |
5-7 |
|
PVA22-99(L) |
36-44 |
98.0-100 |
≤6 |
≤2.5 |
≤1.0 |
5-7 |
|
PVA20-99(L) |
30-36 |
98.0-100 |
≤6 |
≤2.5 |
≤1.0 |
5-7 |
|
PVA17-99(L) |
22-30 |
98.0-100 |
≤6 |
≤2.5 |
≤1.0 |
5-7 |
|
PVA26-88(L) |
54-68 |
86.0-90.0 |
≤6 |
≤2.5 |
≤0.7 |
5-7 |
|
PVA24-88(L) |
44-54 |
86.0-90.0 |
≤6 |
≤2.5 |
≤0.7 |
5-7 |
|
PVA17-88(L) |
20-26 |
86.0-90.0 |
≤6 |
≤2.5 |
≤0.7 |
5-7 |
|
PVA05-88(L) |
4-6 |
86.0-90.0 |
≤6 |
≤2.5 |
≤0.7 |
5-7 |
Product Usage
Used In textile industry, as an additive of cement and mortar, inner and outer wall
paints, and moulding board binder; and in chemical industry,as a polymer emulsifying agent,
dispersing agent and PVOH formal, PVOH acetal and PVOH butyral.as adhesive in lumbering
and papermaking industries, as soil improving agent, pesticide reinforcing agent and PVOH thin
film in agriculture, and as a well-fixing agent in petroleum exploitation,cosmetic, medicine, printing,
ceramics, steel-making, electronics and plating.
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