以羟基化碳纳米管(CNT-OH)为交联剂,叠氮缩水甘油醚聚合物(GAP)为预聚物,甲苯二异氰酸酯(TDI)为固化剂,制备了纳米改性的GAP含能粘合剂胶片,并进行了固化反应参数的优化和相关性能表征.在CNT-OH的质量分数为1％,R(NCO与OH的摩尔比)值为1.4时,胶片的力学性能最佳,其拉伸强度可达7.2MPa,延伸率为375％.热失重分析(TGA)结果表明,在交联网络结构中引入碳纳米管后,叠氮基团和聚醚主链的分解峰温同时滞后,胶片的热稳定性提高.差示扫描量热分析(DSC)结果表明,当CNT-OH质量分数为1％时,玻璃化转变温度(Tg)低于-40℃.
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