THERMO- ANALYTICAL STUDIES OF HMX | ||||
International Conference on Aerospace Sciences and Aviation Technology | ||||
Article 52, Volume 8, ASAT Conference, 4-6 May 1999, May 1999, Page 1-7 PDF (1.26 MB) | ||||
Document Type: Original Article | ||||
DOI: 10.21608/asat.1999.25132 | ||||
View on SCiNiTO | ||||
Authors | ||||
M. A. SADEK1; M. H. MOEEN2; M. A. RADWAN2; H. H. AMEEN3 | ||||
1Professor, Chemical Engineering Branch, Military Technical College [M.T.C.], Cairo, Egypt. | ||||
2Associate Professor, Chemical Engineering Branch, Military Technical College [M.T.C.], Cairo, Egypt. | ||||
3Ph.D. student, Chemical Engineering Branch, Military Technical College [M.T.C.], Cairo, Egypt. | ||||
Abstract | ||||
Thermal decomposition of pure cyclotetramethylene tetranitramine (HMX) shows a small endothermic peak at 191.4°C attributed to p to a phase transition, an endothermic peak at 281°C assigned to melting of HMX followed by exothermic decomposition leading to a considerable peak at 284.3°C, and a sharp derivative thermogravimetry (DTG) peak at 282°C with 100% mass loss. The activation energy of decomposition is determined using two different techniques, thermogravimetric TG/DTG and differential scanning calorimetry DSC and three different methods of calculation Ozawa [1-3], Kissinger [2,4] and 1st order rate equation [4]. | ||||
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