从蛭石的晶体化学特征出发,在探讨蛭石有机改性原理的基础上,评述了有机蛭石的改性方法与特点,以及改性蛭石在环境保护和纳米复合材料方面的应用.蛭石层间阳离子的可交换特性是使有机阳离子插入到层间域的驱动力;采用胺盐和有机大分子可获得不同层间距的插层有机蛭石;有机改性蛭石可作为有机污染物的良好吸附剂,也是制备聚合物/蛭石纳米复合材料的前驱体.
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