采用增韧剂(A)对氰酸酯树脂(CE)进行了增韧改性,使用溶液浇铸成型制备了改性CE柔性膜.研究了催化剂(B)和增韧剂对CE固化速率和固化温度的影响.与纯CE相比,含有催化剂的CE固化温度大幅度降低、固化速度明显提高.增韧剂的加入降低了CE/B体系的固化温度.固化时间延长,CE/A体系固化程度提高;增韧剂用量增大,改性CE膜的拉伸强度和杨氏模量下降,柔性提高;改变CE与A预聚温度可调整改性CE膜的强度和模量.
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