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PVP/VA Copolymer 73W 73E CAS 25086-89-9
  • CAS No.:

    25086-89-9
  • Molecular Formula:

    (C6H9ON)n.(C4H6O2)m (n=1.2m)
  • Quality Standard:

    Food, Pharma, Cosmetic
  • Packing:

    25kg or 40kg/drum
  • Mininmum Order:

    25kg

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  • Product Details

Buy PVP/VA Copolymer 73W 73E CAS 25086-89-9 from TNJ Chemical, China leading PVP/VA Copolymer 73W 73E CAS 25086-89-9 suppliers, factory & manufacturers Poly(1-vinylpyrrolidone-co-vinylacetate) from China. If you want to buy PVP-VA 73W 73E or buy PVP/VA 64 CAS 25086-89-9, please mail to [email protected]


PVP/VA is a kind of water-soluble macromolecule resin, white powder or transparent liquor, no smell, not absorption of moisture;It can dissolve in water-ethanol and anhydrous alcohols, and it has good cohesiveness, hygroscopic, film forming and surface activity character.


Specification

Item

VP/VA

K value

Vinylpyrrolidone 

Moisture 

Content

PH value 

(5% aqueous.)

VA73E

70/30

30-38

<0.2%

<0.5%

50±2%

-

VA73W

70/30

24-32

<0.2%

-

50±2%

4-7

VA64E

60/40

30-36

<0.2%

< 0.5%

50±2%

-

VA64W

60/40

30-36

<0.2%

-

50±2%

4-7

VA64(powder) 

60/40

26-34

<0.2%

<5.0%

>95%

6-8

VA55E

50/50

28-36

<0.2%

< 0.5%

50±2%

-

VA37E

30/70

28-36

<0.2%

< 0.5%

50±2%

-

 

Application

Cosmetic: 

PVPVA series use as stiffener, its hygroscopic decrease as the ratio of vinyl acetate increase, 

it suits for Mousse, hair casehardened liquid, if mix with PVP-K30 can strengthen hardened effect. 

Other technological usage

- Use as remoisten binder, bond for paper and coating bond;
- Use as thickener for kinds of paints and protectionability colloids; 
- Water-solubility PVP/VA64 series are the usual emulsifier for plant protect agent and protectionability colloid; 
- The best bond of preparation effervescence troche in hydro-mixture with absolute ethyl alcoholin 
 pharmaceutical area. The excellence does not absorpt moisture and has good crushability. 

Packing

25kg/fiber drum, 9mt/20"FCL

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      PVP/VA Copolymer 73W 73E CAS 25086-89-9
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