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含能材料  2014 

AlH3/GAP混合体系的热解特性

DOI: 10.11943/j.issn.1006-9941.2014.06.010

Keywords: 物理化学,AlH3/聚叠氮缩水甘油醚(GAP),热分解特性,傅里叶红外光谱法(FTIR)

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Abstract:

采用原位傅里叶红外光谱法(FTIR)研究了AlH3/聚叠氮缩水甘油醚(GAP)混合体系的热解特性。结果表明:AlH3在100℃开始分解,180℃达最大分解速率,250℃左右分解完全;GAP在200℃左右叠氮基开始裂解,并形成亚胺中间体,主链的完全解聚相对滞后;AlH3改变了GAP的分解历程,AlH3/GAP在170℃开始分解,而且在分解过程中没有出现CN、CO等不饱和键,推测是由于AlH3具有较强的还原性。

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