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CAS 25086-89-9, PVP/VA Copolymer 64W 73W, (C6H9NO.C4H6O2)x
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CAS No.:
25086-89-9 -
Molecular Formula:
(C6H9NO.C4H6O2)x -
Quality Standard:
Food, Pharma, Cosmetic -
Packing:
25kg or 40kg/drum -
Mininmum Order:
25kg -
Price Update:
-
Market:
*If you want to download the TDS and MSDS(SDS) , please click here to view or download online.
Product Name: PVP/VA Copolymer 64W 73W; Vinyl pyrrolidone/vinyl acetate copolymer
CAS: 25086-89-9
Molecular Formula: (C6H9NO.C4H6O2)x
Molecular Weight:
Synonyms: Buy PVP VA64W 64E 73W 73E powder or liquid from China factory supplier of Copovidone
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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