Molecules (Feb 2011)

A Simple and Practical Solvent-Free Preparation of Polymaleimide

  • Shu-Fen Zhang,
  • Bing-Tao Tang,
  • Xing-Rong Zhang

DOI
https://doi.org/10.3390/molecules16031981
Journal volume & issue
Vol. 16, no. 3
pp. 1981 – 1986

Abstract

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Polymaleimide (PMAI) was synthesized by reacting polymaleic anhydride (PMA) with urea via a solvent-free reaction at 180 °C. The conversion of PMA could reach 95%. This method is simple, practical and environmentally-friendly. The structure of the resulting PMAI was characterized by 1H-NMR and IR.

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