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Shanghai Dexiang Medicine Tech Co.,Ltd(China Supplier)

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PVPP
Crosspovidone
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Povidone K30
Polyvinylpyrrolidone
PVP K25
PVP K30, 100% PVP K3
Copovidone
 

Product Details

 

PVP K25

PVP K25
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Category:
Chemicals/Basic Organic Chemicals/Aldehyde & Ketone & Chinone
Spec:
25kgs/fibre drum
Packing:
Usage:
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More Details

 

PVP-K Homopolymer series

Chemical Structure:

 Homopolymer of vinylpyrrolidone

CTFA Nomenclature

CAS NO

Molecular Formula:

: POLYVINYLPYRROLIDONE（Povidone，PVP）

: 9003-39-8

 (C6H9NO)n

 

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.

 

 

Specification:

 

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

 

<0.1

20±1

7-10.5

 

Pharmaceutical grade(CP2005/USP27)

 

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

 

Application:

 

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：

Suspensant, dispersant and emulsifier Disinfector
Paint and coating Printing ink
Textile and dyestuff Building material
Paper making TV kinescope
Polymer ultra-filtration membrane, micro-filtration membrane
Glass fiber

Basic Product Details

CAS No.: 9003-39-8

Contact Us

 
  • Company:
  •  Shanghai Dexiang Medicine Tech Co.,Ltd
  • Contact:
  •  Mr Wu Dexiang
  • Telephone:
  •  0086-21-55512698
  • Fax:
  •  0086-21-65615060
  •  
  •  http://www.dexiang.net.cn
  • Country/Territory:
  •  China
  • Address:
  •  No. 103, Building 2, 181 Wenshui Road east, Shanghai, 200437, China
  • Zipcode:
  •  
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