Abstract: The crystallization of polyethylene glycol in the NEPE propellants was studied by means of X ray diffraction technique The influence of fillers, chemical crosslinking, and plasticizers on crystallization of polyethylene glycol was discussed The results indicated that several factors can decrease significantly the crystallinity of polyethylene glycol

Key words: Polyether propellant;Propellant binder;Polyethylene glycol;X ray diffraction analysis,Crystallinity

摘要： 利用X射线衍射技术研究了NEPE推进剂中聚乙二醇的结晶特性。探讨了填料、化学交联和增塑剂对聚乙二醇结晶的影响 ,实验结果表明上述几种因素都会显著降低聚乙二醇的结晶性

关键词: 聚醚推进剂;推进剂粘合剂;聚乙二醇;X射线衍射分析;结晶度