Thermal Behavior of N,N'-Bis[N-(2,2,2-trinitroethyl)-N-nitro]ethylenediamine
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摘要:
The thermal behavior and kinetic parameters of the exothermic decomposition reaction of N,N'-bis[N-(2,2,2-trinitroethyl)-N-nitro]ethylenediamine in a temperature-programmed mode have been investigated by means of differential scanning calorimetry (DSC). The results show that kinetic model function in differential form, apparent activation energy Ea and pre-exponential factor A of this reaction are 3(1-α)2/3, 203.67 kJ·mol-1 and 1020.61 s-1, respectively. The critical temperature of thermal explosion of the compound is 182.2 ℃. The values of △S≠, △H≠ and △G≠ of this reaction are 143.3 J·mol-1·K-1, 199.5 kJ·mol-1 and 135.5 kJ·mol-1, respectively.