Specification :
Polyvinylpyrrolidone
Other names • 1-Ethenyl-2-pyrrolidon homopolymer
• Poly[ 1-( 2-oxo-1-pyrrolidinyl) ethylen]
• Polyvidone
• 1-Vinyl-2-pyrrolidinon-Polymere
• PVP
• Crospovidone • PNVP • Povidone • Polyvidone
Identifiers
CAS number
9003-39-8
Properties
Molecular formula
( C6H9NO) n
Molar mass
2.500 - 2.5000.000 g• mol 1
Appearance white to light yellow, hygroscopic, amorphous powder
Density
1, 2 g/ cm³
Melting point
110 - 180 ° C ( glass temperature)
Application:
CTFA: PVP-iodine
CAS 25655-41-8
Character:
PVP-I is a complex of PVP and iodine
It has a strong killing effect towards bacteria, viruses, fungi, mold, spores without stimulation, completely water-soluble.
Appearance:
It is brown yellow or red brown powder with little smell. Be Soluble in water and ethanol, insoluble in diethyl ether and chloroform.
Application:
It is maily used in Mainly used in hospital operating, injections and other skin disinfection and instrument disinfection, sterilization sterilization, surgery, dermatology and infection prevention
The food industry, aquaculture industry use it for the sterilization and disinfection and animal disease control, etc.