Polyvinylpyrrolidone CAS#9003-39-8

Excellent Adsorption and Complexation Ability: Capable of forming complexes with various substances, making it highly effective for impurity removal and stabilization.


Insoluble Yet Functional: Insoluble in common solvents such as water, ethanol, and ether, allowing it to function without dissolving into the system.


Easy Removal by Filtration: Its insolubility enables quick and efficient removal through simple filtration processes.


Good Handling Properties: Hygroscopic and free-flowing powder form ensures convenient storage, handling, and application.


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Product Description

Product Description of Polyvinylpyrrolidone CAS#9003-39-8

Polyvinylpyrrolidone is a cross-linked vinylpyrrolidone homopolymer. It is a slightly odorous, hygroscopic white powder insoluble in water, ethanol and ether, with undetermined molecular weight.
It features excellent complexing capacity to bind pigment-causing substances in drinks and wine, and can be readily separated via filtration for convenient industrial use.


Product Application of Polyvinylpyrrolidone CAS#9003-39-8

Polyvinylpyrrolidone acts as adhesive, emulsifier and disintegrant in multiple fields. It is also used in biological reagents, NMR testing and dental care products.

It is widely added into daily cosmetics, printing inks and contact lens solutions. As food additive and wine clarifier, it is also applied as capping agent in silver nanowire synthesis.


Product Information

Parameters


Melting point>300 °C
Boiling point90-93 °C
Density1,69 g/cm3
Tg175
Bulk density330kg/m3
Refractive index(25) 1.5300
Refractive index1.53
Storage temp2-8°C
SolubilityH2O: soluble100mg/mL
Formpowder
ColorWhite to yellow-white
PH3.0-5.0
Biological sourcesynthetic (oragnic)
Water SolubilitySoluble in water.
SensitiveHygroscopic
Merck147697
StabilityStable. Incompatible with strong oxidizing agents. Light sensitive. Hygroscopic.
InChIInChI=1S/C8H15NO/c1-3-7(2)9-6-4-5-8(9)10/h7H,3-6H2,1-2H3
InChIKeyFAAHNQAYWKTLFD-UHFFFAOYSA-N
SMILESN1(C(C)CC)C(=O)CCC1
IARC3 (Vol. 19, Sup 7, 71) 1987
EPA Substance Registry SystemPolyvinylpyrrolidone (9003-39-8)


Safety Information


Safety Statements22-24/25
WGK Germany1
RTECSTR8370000
Autoignition Temperature440 °C
TSCAYes
HS Code39059990
Hazardous Substances Data9003-39-8(Hazardous Substances Data)
ToxicityLD50 orally in Rabbit: > 2000 mg/kg


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