Polyvinylpyrrolidone CAS No.9003-39-8
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Category：Pharmaceutical Materials Own Brand：MT /MOQ:100KG /From China/ B2B only.
Introduction
CAS No.9003-39-8
Name
Polyvinylpyrrolidone
Synonyms
PVP
K-30
PVP-K
PVP-K30
PVP-K17
PVP-K25
PVP-K90
Povidone
PVP K 30
Crospovidone
| Attribute | Details |
|---|---|
| Chemical Name | Polyvinylpyrrolidone (PVP) |
| CAS Number | 9003-39-8 |
| Synonyms | Povidone; Poly(vinylpyrrolidone); Kollidon K-series (e.g., K-15. K-30. K-60. K-90) |
| Molecular Formula | (C6H9NO)n |
| Molecular Weight | Varies based on polymer chain length (e.g., average MW range from thousands to millions) |
| Chemical Structure | <img src=”https://image-source-here” /> (Note: Replace “https://image-source-here” with an actual image URL of the PVP structure) |
| Appearance | White to light yellow, hygroscopic, free-flowing powder |
| Physical Properties | Soluble in water and various organic solvents; insoluble in acetone, ethers, and some aliphatic hydrocarbons; forms films in water, methanol, ethanol, chloroform, or dichloroethane |
| Uses | – Pharmaceutical: Used as a binder, disintegrant, and stabilizer in tablets and capsules; as a viscosity enhancer in ophthalmic solutions and suspensions. – Cosmetics: Used as a film-forming agent, hair-fixative, and humectant. – Food: Used as a stabilizer and thickener in beverages, dairy products, and baked goods. – Water treatment: Used as a flocculant and adsorbent. – Textile and paper: Used as a sizing agent and finishing agent. |
| Production Methods | Produced through polymerization of N-vinylpyrrolidone (NVP) monomers, typically using solution polymerization techniques. |
| Safety Information | Generally recognized as safe (GRAS) for use in food and cosmetics; low toxicity; however, handle with caution and refer to the MSDS for detailed safety and handling instructions. |
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