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含能材料  2011 

1,3-偶极环加成反应在叠氮推进剂中的应用

DOI: 10.3969/j.issn.1006-9941.2011.04.026

Keywords: 有机化学,GAP推进剂,叠氮化合物,1,3-偶极环加成反应,GAP三唑聚合物,固化

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Abstract:

在介绍1,3-偶极环加成反应的基础上,综述了该反应在聚叠氮基缩水甘油醚(GAP)侧基改性、叠氮化合物固化以及在GAP推进剂中的应用情况。指出了1,3-偶极环加成反应对水分不敏感,使用该方法可以在45~65℃进行推进剂固化,解决固化体系与高能组分的相容性问题,获得感度较低的推进剂;同时也指出该法将体积较大的基团引入侧链中,使推进剂力学性能不够理想,提出了在调节交联密度及其规整性的基础上改善性能的建议。

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