The main conclusion is as follows : Firstly, uses the long chain quaternary ammonium salt positive ion surface active agent lauryl-dimethyl-phenmethyl ammonium bromide to carry on organizing processing to the sodium base montmorillonite clay, makes the organic montmorillonite clay. 主要结论如下:首先采用长链季铵盐阳离子表面活性剂十二烷基-二甲基-苄基溴化铵对钠基蒙脱土进行有机化处理,制得有机蒙脱土。