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Product: |
Views:129PVP K90 |
Unit price: |
Negotiable |
MOQ: |
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Quantity: |
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Delivery date: |
Since the payment date Days delivery |
Valid until: |
Long-term effective |
Last updated: |
2017-12-01 21:43 |
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PVP-K Homopolymer series
Chemical Structure: |
 Homopolymer of vinylpyrrolidone |
CTFA Nomenclature
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CAS NO
Molecular Formula :
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: POLYVINYLPYRROLIDONE(Povidone,PVP)
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: Â Â 9003-39-8
   (C6H9NO)n
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Physical Properties: |
 PVP exists as white or milk white powder or colorless or slight yellow transparent liquid. It can dissolve in water and a variety of organic solvents. It has good hygroscopicity, film-forming capability, complexing ability and physiological compatibility. |
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Specification:
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Technical grade |
Catalog of product |
K value |
Vinyl pyrrolidone% |
Moisture% |
Ash% |
Solid% |
PH (5% in water) |
K30 (powder) |
27-33 |
<0.2 |
<5.0 |
<0.1 |
>95 |
3-7 |
K90 (aqueous solution) |
90-103 |
<0.2 |
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<0.1 |
20±1 |
7-10.5 |
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Pharmaceutical grade(CP2005/USP27)
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Items |
K17 |
K25 |
K30 |
K90 |
K value |
15-19 |
23-27 |
29-32 |
88-96 |
Monomer % max |
0.1 |
0.1 |
0.1 |
0.1 |
Moisture % max |
5.0 |
5.0 |
5.0 |
5.0 |
Solid content % max |
95 |
95 |
95 |
95 |
pH(5% solution) |
3-7 |
3-7 |
3-7 |
5-9 |
Sulfate ash % max |
0.1 |
0.1 |
0.1 |
0.1 |
Nitrogen % |
11.5-12.8 |
11.5-12.8 |
11.5-12.8 |
11.5-12.8 |
Aldehyde ppm max |
500 |
500 |
500 |
500 |
Heavy metal ppm max |
10 |
10 |
10 |
10 |
Hydrazine ppm max |
1 |
1 |
1 |
1 |
Peroxide ppm max |
400 |
400 |
400 |
400 |
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Application:
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Cosmetics: |
PVP-K series can be used as film-forming agent, viscosity-enhancing agent, lubricator and adhesive in hair sprays, mousse, hair-fixing gels and solution. They are also useful auxiliary materials in skin-care product, hair-dying reagent, shampoo, lipstick, deodorant, sunscreen and dentifrice. |
Pharmaceutical: |
PVP-K30 (Pharmaceutical grade) is a kind of new excellent pharmaceutical excipient. It is mainly used as binder for tablet and granule, dissolving assistant for injection, flow assistant for capsule, dispersant for liquid medicine and pigment,stabilizer for enzyme and heat-sensitive drug, coprecipitant for poorly soluble drugs, lubricator and antitoxic assistant for eye drug. PVP has been used as excipient in more than one hundred drugs. |
Other Utility: |
Basic Product Details
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Contact Information
- Company Name:Shanghai Dexiang Medicine Tech Co.,Ltd
- Contact Person:Mr Wu Dexiang
- Telephone:0086-21-55512698
- Fax:0086-21-65615060
- Email:dxpvp@dexiang.net.cn
- Website:www.dexiang.net.cn
- Country/Territory:China
- Address:No. 103, Building 2, 181 Wenshui Road east, Shanghai, 200437, China
- Zipcode:
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