Description
good dyeing compatibility nvp monomer
Chemical Structure:N- Vinyl Pyrrolidone
CTFA Nomenclature:VINYL PYRROLIDONE (NVP)
CAS NO:88-12-0
Property : NVP exists as a kind of colorless or flaxen clear liquid with slight odor at the room temperature, It can dissolve in water and a variety of organic solvents. It is of active chemical property, and is very easily to polymerize and hydrolyze.
| TEST ITEMS | SPECIFICATIONS | TEST VALUE |
| Appearance | Colorless transparent liquid | Complies |
| Identification | Positive | Complies |
| Color(APHA) | ≤ 10 Hazen | ≤ 10 |
| Content | ≥ 99.50% | 99.70% |
| Moisture | ≤ 0.20% | 0.09% |
| α -Pyrrolidone | ≤ 0.05% | 0.03% |
| PH | 6.0 - 9.0 | 7.3 |
| Others | ≤ 0.05% | 0.02% |
Application: NVP can co-polymerize with a series of monomers. NVP can be used to produce widely used polymer-PVP, which can enhance the film-forming intension and the adhesion force in dyestuffs. NVP is one of the most important raw materials for cosmetics, pharmaceuticals, auxiliary for beer precipitation. NVP can also be used as icing of the tablet, dilute agent of the ultraviolet radiation absorbent, coat of the foam haircut agent, medicines with the effect of disinfection and sterilization.
<1>As the dispersant agent for paper industry
<2> 99.5% 99.7% for dyeing assistant CAS:88-12-0 NVP and oil paint additive &Ink application
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