pyrrolidone powder

1.  pyrrolidone physical porperties

     pvp exists as powder .It can dissolve in water and variety of organic solvent.It is generally                                        used  in cosmetics,surfactants,pharmaceutical industry and other related industrial fields.

 

2. pyrrolidone specification

 

1).technical grade

product name	K value	vinylpyrrolidone%	moisture %	ash%	solid%	PH(5% in water)
pvpk*5	****8	*5%	**9

 

2).pharmaceutical grade(USP/EP)

product name	k value	vinylpyrrolidone%	moisture%	sulfate ash%	ph value(5% in water)	nitrogen%	aldehyde	heavy metals pb%	hydrazine metal (ppm)	peroxide ppm as H2O2
pvpk*0	****2	<0.1	<5.0	<0.1	**7	*1.***2.8	<0.*5	<0.**1	<1	<**0
pvpk*0	****7	<0.1	<5.0	<0.1	**7	*1.***2.8	<0.*5	<0.**1	<1	<**0

 

3.  pyrrolidone Application

 

1).cosmetics:

pvpk series can be used as film-forming agent,viscosoty-enhancement agent, lubricator and adhesive. They are the key component of hari-sprays mousse,gels and lotions & solution.They are also convenience assistant in skin-care product ,hair-dying reagent,shampoo,eye makeup,lipstick,deodorant,sunscreen and dentifrice.

 

2).pharmaceutical:

povidone k*0 is a new and excellent pharmaceutical excipient,It is mainly used as binder for tablet,dissolving assistant for injection,flow assistang for capsule,dispersant for liquid medicine and pigment,stabilizer for enzyme and heat sensitive drug,corprecipitant for poorly soluble drugs.lubricator and antitoxical assistant for eye drug,PVP has been used as excipients in more than one hundred drugs.Pharmaceutical grade pvpk*0 has officially been permited by China National Drug administration to be sold in China Market.

 

3) other utility

suspensant disperser and emulsifier

paint and coating

plastics and resin

ashesive

glass fiber

film

ink

TV tube

Detergent

Biocide

Tabulating assistant

Textile dyeing and priting