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PVA 2688

PVA 2688 is a high viscosity and partially hydrolyzed polyvinyl alcohol, a water-soluble polymer with a low degree of hydrolysis.

General properties

Chemical Name: Polyvinyl Alcohol 

Synonym: PVA

CAS NO.:9002-89-5

Molecular Formula: (C2H4O)n

Flash Point:79℃

Water Solubility: Soluble in hot water

 

Technical Data:

New Standard Title088-60
Old Standard Title26-88
Hydrolysis (mol/%)86.0~87.0
Viscosity (mPa.s)50.0~58.0
Volatile  (wt%)≤5
Ash  (wt%)≤0.7
pH5-7
Purity (wt%)≥93.5

 

Applications:

1.Textile industry: textile paste, fabric finishing agent, vinylon fiber raw materials;

2.Building decoration industry: interior and exterior wall coatings, adhesives;

3.Chemical industry: polymeric emulsifiers, dispersants and polyvinyl formaldehyde, acetal, butyral resin;

4.Paper industry: paper adhesives;

5.Agriculture: soil amendments, pesticide adhesion synergists and polyvinyl alcohol films;

6. It can also be used in daily medicine and cosmetics.


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