PVP-K homopolymerization

PVP-Kseries

CTFA Name:POLYVINYLPRROLIDONE(PVP)

Chemical molecular formula and structure: （C₆H₉NO）n

CAS NO.: 9003-39-8

Product Characteristics:White or off-white powder and transparent aqueous solution, easily soluble in water and various organic solvents, with good low toxicity, film-forming property, chemical stability, physiological inertia and bonding ability, etc.

Pharmaceutical grade PVP-Kseries (USP26, USP27)

Product Index

	Product Code
	K-30	K-90
K value	27-32	81-97
Residual monomer%	≤0.2	≤0.2
Moisture%	≤5.0	≤5.0
Residue on ignition %	≤0.1	≤0.1
pH value (5% aqueous solution)	3-7	3-7
Nitrogen content %	11.5-12.8	11.5-12.8
Aldehyde %(calculated as acetaldehyde)	≤0.05	≤0.05
Heavy metals ppm(as lead)	≤10	≤10
Hydrazine (PPM)	≤1	≤1
Peroxide ppm(H₂O₂)	≤400	≤400

Scope of application:

■ Cosmetics industry:PVP-K series in the cosmetics industry as a dispersant, film-forming agent, thickener, lubricant and adhesive, can be used in hair care products such as hair spray, mousse, hair gel, styling liquid, perfume and hair perm agent;Skin care products such as lip balm, sunscreen, and other cosmetics such as conditioner, deodorant, toothpaste, etc.

■ Pharmaceutical industry:PVP-K30(Pharmaceutical grade) is one of the new pharmaceutical synthetic excipients, can be used as tablets, granules binder, sustained release agent, injection cosolvent and stabilizer, capsule glidant, liquid preparation and colorant dispersant, enzyme and heat-sensitive drug stabilizer, insoluble drug coprecipitation agent, eye drug extenders and lubricants and coating film forming agent, etc., using PVP as the excipient of the drug has hundreds of.Pharmaceutical gradePVP-K30(Povidone K30) has been approved by the People 's Republic of China national medicine management department and officially listed.

■ Other industrial uses: as auxiliaries in coatings, pigment plastic resin, glass fiber printing ink, ink, adhesives, detergent, photographic film tablets, TV tube, production of liquid medicine, adhesive, disinfectant, paper, textile printing and dyeing, etc. .

Packaging:25KG, 50KG fibreboard drums, lined with double PE bags.

Storage:Store at room temperature, dry and sealed away from light.

Previous product： α-pyrrolidone (α-P)

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