1,1′-二甲基-5,5′-偶氮四唑一水合物的放热分解反应动力学

摘要

The kinetic parameters of the exothermic decomposition reaction of 1,1′-dimethyl-5,5′-azotetrazole monohydrate (1,1′-DMATZM) in a temperature-programmed mode have been studied by means of DSC, indicating that the empirical kinetic model function in differential form, apparent activation energy (Ea) and pre-exponential factor (A) of this reaction are (1-α)-1.53,114.1 kJ/mol and 108.72 s-1, respectively. The critical temperature of thermal explosion of the compound is 215.45 ℃.%在程序升温条件下,用DSC研究了1,1′-二甲基-5,5′-偶氮四唑一水合物的放热分解反应动力学参数.表明该反应的微分形式的经验动力学模式函数,表观活化能(Ea)和指前因子(A)分别为(1-α)-1.53, 114.1 kJ/mol和108.72 s-1.该化合物的热爆炸临界温度为215.45 ℃.