사업분야
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Physicochemical Properties
Colorless liquid. Combustible.Confirmed carcinogen. Moderately toxic by ingestion, inhalation, and skin contact. A severe eye irritant. Probably irritating and narcotic in high concentrations. Combustible when exposed to heat or flame; can react vigorously with oxibzing materials. To fight fire, use alcohol foam, CO2, dry chemical. When heated to decomposition it emits highly toxic fumes of NOx.
Specification
ITEM |
SPECIFICATION |
RESULT |
Appearance @25℃ wt% |
Clear liquid (adding the Polymerization Inhibitor to show light pink) |
Conforms |
Content wt% |
≥99 |
99.27 |
Moisture wt% |
≤0.5 |
0.41 |
a-Pyrrolidone wt% |
≤0.3 |
0.18 |
Other wt% |
≤0.2 |
0.14 |
Color (before adding the Polymerization Inhibitor) |
≤50 (adding the Polymerization Inhibitor to show pink) |
30 (adding the Polymerization Inhibitor to show pink) |
PH |
7~10 |
8 |
Applications and Usage
N-vinyl-2-pyrrolidone (NVP) is commonly used as a reactive diluent for radiation curing in UV-coating, UV-inks, and UV adhesives. It is used as a monomer to produce water soluble polyvinylpyrrolidone (PVP) with uses in pharmaceuticals, oil field, cosmetics, food additives & adhesives. It is used in the manufacture of copolymers with, for example, acrylic acid, acrylates, vinyl acetate and acrylonitrile and in the synthesis of phenolic resins.