Application of P (BAMO-r-AMMO) in propellant

Chi Zhang*, Xiang Fei Zhang, Bin Zhai, Jie Li, Yun Jun Luo

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

4 Citations (Scopus)

Abstract

The composite propellant with a solid content of 80% was prepared by using 3, 3'-bisazidomethyloxetane-3-azidomethyl-3'-methyloxetane (P (BAMO-r-AMMO)) random copolymer as the prepolymer. The minimum free energy method was used to calculate the energy of formulation for the propellant. The density, heat of detonation, Tg and mechanical properties were measured by interfacial tension meter, oxygen bomb calorimeter, DSC and static tensile test. The results show that its standard theoretical specific impulse reaches 275.43 s (10MPa), density is 1.7924 g/cm3 and heat of detonation is 6124 kJ/kg, Tg is -50.80°C, tensile strength is 1.24 MPa and breaking elongation is 21%, which are higher than that of hydroxyl-terminated polybutadiene (HTPB) based and glycidyl azide polymer (GAP) based composite propellant under the same formulation, having more excellent comprehensive performance than HTPB based and GAP based composite propellant.

Original languageEnglish
Pages (from-to)61-64
Number of pages4
JournalHuozhayao Xuebao/Chinese Journal of Explosives and Propellants
Volume36
Issue number4
Publication statusPublished - Aug 2013

Keywords

  • Energetic material
  • Material science
  • Mechanical properties
  • P (BAMO-r-AMMO)
  • Standard theoretical specific impulse
  • Thermoset composite propellant

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