摘要
在程序升温条件下,用DSC研究了2,5,7,9-四硝基-2,5,7,9-四氮杂双环[4,3,0]壬酮-8的放热分解反应动力学参数。表明该反应的微分形式的动力学模式函数、表观活化能(Ea)和指前因子(A)分别为3(1-α)[-ln(1-α)]23,204.7kJ/mol和1020.89s-1。该化合物的热爆炸临界温度为188.81℃。反应的活化熵(ΔS≠)、活化焓(ΔH≠)和活化自由能(ΔG≠)分别为141.6J/(mol·K),200.9kJ/mol和136.8kJ/mol。
The kinetic parameters of the exothermic decomposition reaction of the title compound in a temperature-programmed mode have been investigated by means of DSC. The kinetic model function in differential form, apparent activation energy (Ea) and pre-exponential factor (A) of this reaction are 3(1-α)^(23), 204.7 kJ/mol and 10^(20.89) s^(-1), respectively. The critical temperature of thermal explosion of the compound is 188.81 ℃. The values of ΔS~≠, ΔH~≠ and ΔG~≠of this reaction are 141.6 J/(mol·K), 200.9 kJ/mol and 136.8 kJ/mol, respectively.
出处
《火炸药学报》
EI
CAS
CSCD
2003年第4期33-36,共4页
Chinese Journal of Explosives & Propellants
基金
We thank for Foundations supported by the Science and technology Foundation of Shaanxi Key Laboratory of Physico-Inorganic Chemistry(No.29-3,2001)
the Science and Technology Foundation of the National Defense Key Laboratory of Propellant and Explosive Combustion of China(No.514550101).
