The erc composite was also prepared via solution mixing with clay pre - treated by onium ions having epoxy and hydroxyl groups . the structure and mechanical properties of the composites prepared via different preparation process was investigated . results demonstrated that the reaction between onium ions and ct 结果显示,引入反应性官能团有利于粘土与橡胶相结合,对橡胶ep的相分离有促进作用,但由于橡胶相模量增加,其增韧效果有所下降。