Shanghai Dingwujin Chemical Co., Ltd. is one of the leading manufacturers and suppliers of n-methylpyrrolidone in China. We are committed to the chemical distribution across Central & Eastern Europe and Ukraine. We warmly welcome you to wholesale customized n-methylpyrrolidone made in China here from our factory.
N-Methylpyrrolidone
Introduction
Characteristics
|
Molar Weight |
99.13 g/mol |
|
Melting Point |
-24°C |
|
Flash Point |
91°C |
|
Density |
1.033g/cm³ |
|
Boiling Point |
202°C |
|
Forms |
Oily liquid |
Product Grades
Electronic Grade
Specifically used in high-tech manufacturing sectors such as semiconductors, lithium batteries, and display panels. It imposes extremely stringent control requirements on moisture and metal ion content.
Industrial Grade
Mainly applied in general chemical and manufacturing fields, including petrochemical extraction, insulation material production, surface coating processes, pesticide adjuvant formulation, and PVC tail gas recovery.
Pharmaceutical Grade
Compliant with rigorous biocompatibility standards, this grade is exclusively used in pharmaceutical synthesis and related health sectors, ensuring that products meet established safety and regulatory requirements.
Standard stock items are industrial grade. For special-grade orders, please contact us for full documentation.
Uses and Applications
Key applications
- Lithium Battery Slurry
- Semiconductor Precision Cleaning
- Polymerization
- Petrochemical Extraction
- Coatings and Ink Dissolution
- Pharmaceutical Synthesis
Industries
- Eenergy
- Electronics and Semiconductors
- Plastics and Rubber Processing
- Chemical Manufacturing
- Coatings and Inks
- Pharmaceuticals
- Agriculture and Pesticides
- Petrochemicals
- General Industrial Cleaning
N-Methylpyrrolidone Used in the New Energy Industry
In lithium battery production, N-methylpyrrolidone (NMP) is used as a solvent for cathode material coating and as a carrier for binders.
N-Methylpyrrolidone Used in the New Electronics Industry
In the electronics industry, N-methylpyrrolidone (NMP) is used for precision cleaning and photoresist stripping of supercapacitors, semiconductor integrated circuits, LCD panels, and PCBs (printed circuit boards).
N-Methylpyrrolidone Used in the Petroleum Industry
● Lubricating oil refining: Used as an extraction solvent to remove aromatic hydrocarbons and other impurities from lubricating oils, thereby improving oil quality and stability.
● Acetylene concentration: Used to concentrate acetylene from cracked gas.
● Natural gas desulfurization: Selectively absorbs acid gases such as hydrogen sulfide (H2S) and carbon dioxide (CO2) from natural gas.
N-Methylpyrrolidone Used in the Plastic Industry
In the field of engineering plastics, N-methylpyrrolidone (NMP) is used as a solvent for polymerization reactions (such as PPS, polyphenylene sulfide) and as a spinning solvent for specialty fibers like aromatic polyamides (aramid fibers).
N-Methylpyrrolidone Used in the Insulating Materials Industry
In the insulation materials industry, N-methylpyrrolidone (NMP) is used as a solvent in the production of polyimide (PI) films, high-temperature resistant insulating varnishes, and wire and cable enamels, owing to its excellent electrical properties.
N-Methylpyrrolidone Used in the Chemical Manufacturing Industry
In polymer synthesis, N-methylpyrrolidone (NMP) is used as a reaction medium for the synthesis of acrylic resins, polyurethanes, epoxy resins, and other polymers.
N-Methylpyrrolidone Used in the Pharmaceutical Industry
In the pharmaceutical industry, N-methylpyrrolidone (NMP) is used as a synthetic raw material (e.g., for the synthesis of cyclopropylamine and other compounds), as well as a solvent for artificial kidney membrane fluids and seawater desalination membrane fluids.
N-Methylpyrrolidone Used in the Pesticide Industry
In the pesticide industry, N-methylpyrrolidone (NMP) is used as a reaction medium and extraction agent in pharmaceutical synthesis.
N-Methylpyrrolidone Used in the Coating Industry
In the coatings industry, NMP can be used as a solvent for high-performance coatings and adhesives, helping to improve product uniformity and stability.
N-Methylpyrrolidone Used in the Cleaning Agent Industry
Due to its good solubility and stability, N-methylpyrrolidone (NMP) is also used as an ingredient in cleaning agents for removing various stains and grease.
N-Methylpyrrolidone Used in the Environmental Protection Industry
In the treatment of PVC tail gas, N-methylpyrrolidone (NMP) can absorb vinyl chloride present in the exhaust gas, helping to reduce environmental pollution and resource waste.
N-Methylpyrrolidone Used in the Laboratory
In scientific research and analytical fields, N-methylpyrrolidone (NMP) also plays an important role. For example, it is often used as a mobile phase in liquid chromatography or as an electrolyte in electrophoresis experiments.
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