Polyvinylpyrrolidone (PVP)
PVP K30 has very good film formation, it can be dissolved in some solvents such as water, methanol, ethanol, etc., and can be cast or coated with film.
Description
Description
Product name: PVP K30
Molecular Formula: (C6H9NO)n
Molecular Weight: 44000-54000
CAS: 9003-39-8
Melting point: 130 degrees
Appearance: White or yellowish-white powder.
certificate of authenticity
Element | Standard | Result | |||
Characteristics | White or yellowish powder | Compliant | |||
Identification | A, B, C | Compliant | |||
pH value (5% in water) | 3.0 ~ 7.0 | 3.72 | |||
K – value | 27.0~32.4 | 29.97 | |||
Water | Less than or equal to 5.0% | 3.18% | |||
Ignition residue | Less than or equal to 0.1%. | 0.05% | |||
News | Less than or equal to 10 ppm | <10 частей на миллион | |||
Aldehyde limit | Less than or equal to 0.05%. | 0.03% | |||
Hydrazine limit | Less than or equal to 1 ppm | <1 ppm | |||
Vinylpyrrolidinone | Less than or equal to 0.2%. | <0.01% | |||
Nitrogen | 11.5%-12.8% | 12.10% | |||
Conclusion | The above product complies with USP26 standard. |
Application
1. Medicine: Due to its good solubility, increasing solubility, physiological compatibility, binding ability and complexing ability, PVP K30 is widely used in the field of medicine and healthcare, and can be used as a binder, filler, coating agent, disintegrant, co-solvent, germicidal disinfectant, solubilizer , sustained release agent, capsule shell, dispersion stabilizer, film former, etc.
2. Cosmetics: It has excellent surface activity, film formation, no skin irritation, no allergic reactions, etc., and has broad application prospects in daily chemical industry, especially cosmetics, skin care products, hair care products. products and detergents. If the spray and mousse with PVP K30 are long-lasting, have good shine, and since they have a certain water absorption, the hair will be smooth and smooth, and will not be dull. Skin care products containing it not only have a good moisturizing effect, but the film formed on the surface of the skin can separate the skin from the outside world (such as sunlight) and play a role in protecting the skin.
3. Industry: PVP K30 has excellent dispersion characteristics, after adding it, the paint increases the viscosity, improves the dyeing ability, eliminates the phenomenon of floating color, disperses and stabilizes the pigment composition, improves gloss and prevents flocculation and sedimentation. pigment.
Package
Packaging type: 25 kg drum.
our company
Founded in 1998 and ISO9001:2015 certified, TNN Development Limited works closely with its business partners from Europe, Asia, North America and Africa, dealing in more than 500 products, including fine chemicals, dyes, pharmaceutical raw materials, food additives, vitamins. and inorganic chemicals.
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