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Home   /   Product   /   PVA Polyvinyl Alcohol 1788 &1799

PVA Polyvinyl Alcohol 1788 &1799

LIWEI CHEMICAL CO. LTD

Specifications

(1). PVA1788 is partially hydrolyzed:

Appearance:

White crystalline powder

Degree of alcoholysis (mol/mol) %:

86.0-90.0

Viscosity mpa.s:

20.0-28.0

Volatiles (%) max:

5.0

Sodium Acetate(%) max:

2.5

PH value:

5-7

 

(2). PVA1799 is fully hydrolyzed:

 

Appearance:

White crystalline powder

Degree of alcoholysis (mol/mol) %:

99.0-100

Viscosity mpa.s:

20.0-28.0

Volatiles (%) max:

5.0

Sodium Acetate (%) max:

2.5

PH value:

5-7

 


Packing & Storage

Packing Our polyvinyl alcohol products are packed in craft paper bag. Net weight 12.5kgs or 20kgs if floccule, Net weight 25kgs /20kgs if powder or Granule.
Storage Powder 20°C 2 years; Floccule 20°C 2 years.
Shipping Room temperature 5-30℃ in China; may vary elsewhere
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Frequently Asked Questions

What is Polyvinyl alcohol?
Polyvinyl alcohol is high polymer with excellent characters to dissolve easily in water but not to dissolve in common organic solvent and organic acids, and with excellent film-forming property,oil resistant, chemical-resistant. It can react with formaldehydes to form polyvinyl acetal. The PVA production facilities of our company have been perfecting day by day with the long-term absorption and technological transformation on the basis of importing the complete set of technology from European Company. PVA produced by our company is good in performances and stable in quality. It enjoys a great reputation both at home and abroad.

PVA 1788 & PVA 1799 Application:

PVA 1788 is chiefly used for coatings, adhesive, dispersing agents, emulgents, textile sizing materials, sensitize coatings and so forth.
PVA 1799 is chiefly used to produce textile sizing materials, coatings, adhesive and it is widely used for paper processing, emulsifying agents, dispersants and blocking colloids. Besides, it can be employed as membranes, soil modifiers,and production materials of vinylon fiber.etc.

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