High definition China Pvp K15, K25, K30, K90 in Pharmaceutical

Short Description:

Product Name: Polyvinylpyrrolidone

INCI Name: PVP,Polyvinylpyrrolidone

Molecular Formula: (C6H9NO)n

CAS No.: 9003-39-8

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High definition China Pvp K15, K25, K30, K90 in Pharmaceutical Detail:

Polyvinylpyrrolidone(PVP) are existing as powder and water solution form,and being supplied in a wide molecular weight range,easily dissolve in water,alcohol and other organic solvents,highly hygroscopicity,excellent film-forming capacity,adhesiveness and chemical stability,none toxicity.Cosmetic Grade PVP are widely used in hair care,skin care and oral care products,especially for hair styling products.In view of it’s wide molecular weight range,from the low molecular weight to high molecular weight PVP applicable for soft to hard hair care products’ formulations.

Key Technical Parameters:

Product	PVP K30P	PVP K80P	PVP K90P	PVP K30 30%L	PVP K85 20% L	PVP K90 20%L
Appearance	White or off-white powder			Clear and colorless to slightly yellowish liquid
K Value(5% in water)	27~35	75~87	81~97	27~35	78~90	81~97
pH( 5% in water)	3.0~7.0	5.0~9.0	5.0~9.0	3.0~7.0	5.0~9.0	5.0~9.0
N-Vinylpyrrolidone	0.03% max.	0.03% max.	0.03% max.	0.03% max.	0.03% max.	0.03% max.
Sulphated Ash	0.1% max.	0.1% max.	0.1% max.	0.1% max.	0.1% max.	0.1% max.
Solid Content	95% min.	95% min.	95% min.	29~31%	19~21%	19~21%
Water	5.0% max	5.0% max.	5.0% max.	69~71%	79~81%	79~81%
Heavy Metals(As Pb)	10 ppm max.	10 ppm max.	10 ppm max.	10 ppm max.	10 ppm max.	10 ppm max.

Applications:

Cosmetic Grade PVP products are suitable for fourmulations which used as film forming and viscosity modification/Thickener,especially in hair styling products,mousse gels and lotions & solution,PVPs also used as dispersion agent in Hair-dying,pigment products’ formulations.Thickening agent for oral and optical preparations.