Synthesis and properties of energetic binder poly(2, 2-dinitropropyl methacrylate)

Gong Zheng Zhang*, Qin Xu, Shan Zhao, Fang Wang, Peng Wang, Hai Hua Li

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

2 Citations (Scopus)

Abstract

The energetic binder poly(2, 2-dinitropropyl methacrylate) was synthesized by the free radical polymerization of 2, 2-dinitropropyl methacrylate (DNPMA) in toluene by using azobisiosbutyronitrile as initiator. The effect of initiator concentration on polymer yield was investigated and the polymerization rate equation was determined by experiment. The structure and thermal properties of poly (2, 2-dinitropropyl methacrylate) were also characterized by FT-IR, 1HNMR, UV, DSC and TGA measurements. The results show that the polymerization rate equation for DNPMA is Rp=k[M]1.22[I]0.47. This demonstrates that the chain termination reaction is according to the bimolecular termination mode. The larger polymer yield is obtained at a higher initiator concentration. The thermal decomposition temperature of poly (2, 2-dinitropropyl acrylate) is 238°C. This binder is a thermally stable polymer.

Original languageEnglish
Pages (from-to)84-87
Number of pages4
JournalBeijing Ligong Daxue Xuebao/Transaction of Beijing Institute of Technology
Volume27
Issue numberSUPPL. 2
Publication statusPublished - Dec 2007
Externally publishedYes

Keywords

  • 2, 2-dinitropropyl methacrylate homopolymer
  • Energetic binder
  • Free radical polymerization
  • Gem-dinitro compound

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