Na-bentonite is modified with cetyl trimethyl ammonium bromide (CTAB) and sodium dodecyl sulfate (SDS) respectively, which are measured by XRD, IR, TG, Zeta potential and particle size analysis.

• 摘要选择以十六烷基三甲基溴化铵(CTAB)、十二烷基硫酸钠(SDS)对膨润土进行改性，并对改性后的膨润土进行XRD、IR、TG以及体系电动电位、粒径分布的测定与表征。