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Home   /   Product   /   PVA BP 17 & PVA BF 17

PVA BP 17 & PVA BF 17

LIWEI CHEMICAL CO. LTD

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. Liwei PVA 1788 can replace PVA BP17, Liwei PVA 1799 can replace PVA BF17.


1. PVA BP 17 & PVA BF 17 Specification:

(1). Polyvinyl Alcohol BP 17 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). Polyvinyl Alcohol BF 17 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


2. PVA BP 17 & PVA BF 17 Application:

PVA BP-17 is chiefly used for coatings, adhesive, dispersing agents, emulgents, textile sizing materials, sensitize coatings and so forth.

PVA BF-17 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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