以2-苯基咪唑(2PZ)为芯材,聚甲基丙烯酸缩水甘油酯(PGMA)为壁材,采用溶剂挥发技术,成功地制备了一种新型潜伏性热释放型2PZ-PGMA微胶囊固化剂.系统地研究了溶剂种类及油水比、表面活性剂种类及用量、核壳投料比等参数对微胶囊形貌、粒径大小及分布、囊芯2PZ含量及产率等的影响,最终优化了微胶囊固化剂的制备工艺:当溶剂为二氯甲烷,油水比(体积比)为4∶5,表面活性剂为0.4%(质量分数)SDS,核壳投料比为1∶1时制备的微胶囊固化剂最优.
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