N-methyl-pyrrolidone

purity 99.90% water 300ppm max color 10#

Equipped with the combination unit of 30,000T/A of N-Methyl-2-pyrrolidone, we now are the biggest manufacturer of NMP in China with most excellent quality and most leading high-tech .

N-Methyl-Pyrrolidone

Chemical name: N-Methyl-2-pyrrolidinone; 1-Methyl-2-pyrrolidone; N-Methyl-2-Pyrrolidone; NMP

CAS NO.:872-50-4

Characteristics:

Molecular formula: C5H9NO Molecular weight: 99.134 Structural formula:   Density(D420)g/ml: 1.028~1.033 Melting point: -23.6°C Boiling point: 202°C Flash point:PH-value(100g/l)at 20°CRefractive index:(nD20) 95°C7.5-101.465-1.475 Ignition temperatureDynamic at 20°C 245°C1.796 mPas   Properties: Colourless transparent liquid,it has strong water absorption. It can almost dissolve in all the solvents

N-Methyl-pyrrolidone(electronic grade) is mainly used in such fields as: (1) As solvent of poly(1,1-difluoro-Ethene); or electrode's accessory material of lithium ion battery.(2)As remover liquid of photoresist; in the production of LCD materials; (3)As solvent in pharmacy; (4)Cleaning of precision instruments and circuit board.

N-methyl-pyrrolidone