固化体系对PET型复合固体推进剂力学性能的影响研究进展  

Research progress in influence of curing system on mechanical performance of PET type composite solid propellant

作　　者：孙晓飞 刘轩 占明明 邢瑞英 鲁国林[2] 肖金武 庞爱民[1,2] 王友成 Sun Xiaofei;Liu Xuan;Zhan Mingming;Xing Ruiying;Lu Guolin;Xiao Jinwu;Pang Aiming;Wang Youcheng(Science and Technology on Aerospace Chemical Power Laboratory,Xiangyang 441003,China;Hubei Institute of Aerospace Chemical Technology,Xiangyang 441003,China)

机构地区：[1]航天化学动力技术重点实验室,湖北襄阳441003 [2]湖北航天化学技术研究所,湖北襄阳441003

出　　处：《化学推进剂与高分子材料》2020年第4期12-18,共7页Chemical Propellants & Polymeric Materials

摘　　要：概述了影响复合固体推进剂力学性能的3类因素,分析了环氧乙烷/四氢呋喃共聚醚(PET)预聚物应用于推进剂的优势,综述了PET/N-100(多官能度异氰酸酯)、PET/IPDI(异佛尔酮二异氰酸酯)、PET/TDI(甲苯二异氰酸酯)3种固化体系对推进剂力学性能影响的研究进展,针对3种固化体系存在的问题,提出了可能的解决方法。Three kinds of factors affecting the mechanical performance of the composite solid propellant are summarized.The advantages of the ethylene oxide/tetrahydrofuran copolyether(PET)prepolymer used in the propellant are analyzed.The research progress in the influence of three curing systems including PET/N-100(multifunctional isocyanate),PET/IPDI(isophorone diisocyanate),PET/TDI(toluene diisocyanate)on the mechanical performance of the propellant is reviewed.In view of the problems existing in the three curing systems,the possible solutions are proposed.

关 键 词：PET 复合固体推进剂 N-100 TDI IPDI 

分 类 号：TQ326.5[化学工程—合成树脂塑料工业] V512.3[航空宇航科学与技术—航空宇航推进理论与工程]