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PVP-K
Homopolymer
Chemical Structure:
Homopolymer of Vinylpyrrolidone
Physical Properties: PVP exists as powder or aqueous solution.
It can dissolve in water and variety of organic solvent .It is
generally used in cosmetics, surfactants, pharmaceutical
industry and other related industrial fields.
Technical
grade
|
Item
|
K
Value
|
Vinylpyrrolidone
|
Moisture
|
Ash
|
Solid
|
PH
|
| K30(powder) |
27-33 |
<0.2 |
5.0% |
0.02% |
95% |
3-7 |
| K30(aqueous
solution) |
27-33 |
<0.2 |
- |
0.02% |
30+-1% |
5-8 |
| K90(aqueous
solution) |
90-103 |
<0.2 |
- |
0.02% |
20+-1% |
7-10.5 |
Pharmaceutical
grade
Item: K30
K Value: 27.0-32.1
Vinylpyrrolidone (Iodometric):0.1%
Moisture:5.0%
Sulfate Ash:0.1%
PH :3-7
Nitrogen:11.5-12.8%
Aldehyde in terms of acetaldehyde:0.05%
Heavy Metal(Lead):10ppm
Hydrazine:1ppm
Peroxide(as H2O2):400ppm
Application:PVP K series can be used
as film forming agent,viscosity-enhancement agent,lubricator
and adhesive. They are the key component of hair sprays,
mousse, gels and lotions & solution. They are also
convenience assistant in skin care product, hair-drying
reagent, shampoo, eye makeup, lipstick, deodorant, sunscreen
and dentifrice.
Pharmaceutical: Povidone K 30 is a new
and excellent pharmaceutical excipient. It is mainly used as
binder for tablet, dissolving assistant for injection, flow
assistant for capsule, dispersant for liquid medicine and
pigment, stablizer for enzyme and heat sensitive drug,
coprecipitant for poorly soluble drugs, lubricator and
antitoxical assistant of eye drug. PVP has been used as
excipients in more than one hundred drugs.
Others:
- Suspensant, disperser and
emulsifier
- Plastics and resin
- Glass fiber
- Ink
- Detergent
- Textile dying and printing
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- Paint and coating
- Adhesive
- Film
- TV tube
- Tabletting
|
Special Recommending:
PVP K-30 USP26 and industry grade
PVP
VA-64 EPIII and industry grade
PVPI
USP26 and industry grad
PVP
K17 USP26
PVP K90 20% Solution
PVP K25 USP/EP
IV Printing Stain-Proofing Agent S-2
N-Vinylpyrrolidone(Abbreviated to be:NVP)
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