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VP/VA Copolymers (Technical Grade) 

Product Name: VP/VA Copolymers

 

Chemical Description: Vinylpyrrolidone with Vinyl Acetate Copolymer

 

INCI/CTFA: VP/VA Copolymer

 

CAS NO.:25086-89-9

Product Properties: VP/VA Copolymers with different rations of N-Vinylpyrrolidone to Vinyl Acetate,soluble in most organic solvents. Which exists in powder, water solution and ethnol solution form. VP/VA compolymer forms hard, water-removable and glossy films, it has excellent compatibility with many plasticizers and modifiers, and the hydroscopicity decreases in proportion to the ration of Vinyl acetate.

 

Applications: VP/VA copolymers can be used in Household aerosols, seed coatings, binders for melt extrusion, priting inks, dipersants for pigments, pharmaceutical and cosmetic industries.

 

Specifications:

Product

VP/VA   Ration

K Value

pH   Value(5% in water)

Water

Solid   Content

Sulphated   Ash(%,max.)

Residue (VP+VA)(%,max.)

PVP/VA 64P

60/40

26-34

4.0-7.0

5.0% max.

95% min.

0.1

0.1

PVP/VA 64W

60/40

26-34

4.0-7.0

48-52%

48-52%

0.1

0.1

PVP/VA 73W

70/30

26-34

4.0-7.0

48-52%

48-52%

0.1

0.1

PVP/VA 37E

30/70

24-32

--

0.5%

48-52%

0.1

0.1

PVP/VA 55E

50/50

30-38

-

0.5%

48-52%

0.1

0.1

PVP/VA 64E

60/40

26-34

-

0.5%

48-52%

0.1

0.1

PVP/VA 73E

70/30

30-38

-

0.5%

48-52%

0.1

0.1


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CONTACT US

  • Fax: +86-731-84421482
  • E-mail: sinogreat@sinogreat.cn
  • Tel: +86-731-84427351
  • Add: RM. 2010, Tian xin cheng (South) 154 Jianxiang South Road, Changsha, Hunan, 410005, China.
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