Two N-alkyl pyrrolidone,N-octyl pyrrolidone and N-lauryl pyrrolidone,wereprepared by means of solid-liquid phase transfer catalysis in 83.

Synthesis and Application of Polyvinyl Pyrrolidone;

Methods Etiracetam was synthesized from 2-pyrrolidone by N-alkylation and aminolysis.

The condensation and ammonification tests is proceed by using pyrrolidone as the start material.

Isobaric vapor-liquid equilibria for water-acetic-acid-N-methylpyrrolidone;

The processes and technical characteristics of producing butadiene using acetonitrile,N,N′-dimethylformamide,N-methylpyrrolidone as solvents by extractive distillation were presented.

The vapor-liquid equilibrium model of extractive distillation with N-methylpyrrolidone(NMP)as extractant for separating 1,3-butadiene from C4 fraction were set up by using NRTL equation and UNIFAC group model.

Simultaneous determination of cyclopentadiene,dimethylformamide and N-methylpyrrolidone in isoprene by capillary column gas chromatography;

Surface Photografting of Vinylpyrrolidone onto HDPE Powder and Its Property;

Synthesis of EVP and Its Application in Popcorn Polymerization of N-Vinylpyrrolidone;

Analysis of Influencing Factors of the Production Process of N-methyl-2-pyrrolidone;

Vapor-liquid equilibrium(VLE) data of isoprene-N-methyl-2-pyrrolidone(NMP) and 1-pentene-NMP binary systems and isoprene-1-pentene-NMP ternary system at atmospheric pressure were measured.