Two environmentally friendly energetic salts (en)(PA)2·2H2O and (pn)(PA)2·H2O based on ethylenediamine (en), 1, 3-diaminopropane (pn) and picrate (PA)

Yi Tong*, Bi Dong Wu, Wen Jie Wang, Yan Gang Bi, Tong Lai Zhang, Li Yang, Jian Guo Zhang, Zun Ning Zhou

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

Abstract

Two environmentally friendly energetic salts (en)(PA)2·2H2O (1) and (pn)(PA)2·H2O (2) (en=ethylenediamine, pn=1, 3-diaminopropane and PA=picrate) were synthesized and characterized by elemental analysis and FT-IR spectroscopy. The crystal structures were determined by X-ray single crystal diffraction. The results show that they belong to the orthorhombic space group Pnma. Thermal decomposition mechanisms were investigated through differential scanning calorimetry (DSC) and thermo-gravimetric analysis (TGA). The non-isothermal kinetics parameters were also studied by applying the Kissinger and Ozawa's methods. In addition, the experimental data showed that the energies of combustion of 1 and 2 were slightly higher than to the energies of combustion of RDX (1, 3, 5-trinitro-1, 3, 5-triaza-cyclohexane) and HMX (1, 3, 5, 7-tetranitro-1, 3, 5, 7-tetraazocane). Determination of the sensitivities revealed lower sensitivities as compared to KPA (potassium picrate).

Original languageEnglish
Pages (from-to)98-105
Number of pages8
JournalJournal of Beijing Institute of Technology (English Edition)
Volume23
Issue numberSUPPL.1
Publication statusPublished - 2014

Keywords

  • 1, 3-diaminopropane
  • Crystal
  • Decomposition
  • Ethylenediamine
  • Picrate

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