The application of smectite which is modified by quaternary ammonium compound cation surfactant,hexadecyltrimethylammonium (HDTMA) to industrial wastewater treatment has been studied.

• 研究了季铵盐阳离子表面活性剂十六烷基铵离子(HDTMA)改性的蒙脱土在处理工业废水中的应用。