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pva 1788

PVA 1788 is a middle viscosity and partially hydrolyzed Polyvinyl Alcohol. It is widely used in the dry powder mortar industry because of its easy solubility in water at room temperature, flexibility, water retention, and good adhesion.

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 Title088-20
Old Standard Title17-88
Hydrolysis (mol/%)86.5～88.5
Viscosity (mPa.s)21.5～24.5
Volatile  (wt%)≤5
Ash  (wt%)≤0.4
Methanol (wt%)
pH5-7
Purity (wt%)≥93.5

 

Applications

1.Textile industry: textile sizing, fabric finishing agent, fiber processing;

2.Chemical industry: polymeric emulsifiers, dispersants and polyvinyl formaldehyde;

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

4.Photographic Films: light-sensitive glue;

5. It can also be used in daily medicine or cosmetics.

 

Packages

Packages:20 kg/bag,25 kg/bag.

 

Storage

In a dry, well-ventilated room, with room temperature around 5-30°C. 

Keep away from heat sources, keep away from moisture, and avoid exposure to sunlight. 

It is strictly prohibited to store together with volatile chemicals to prevent adsorption and deterioration.


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