采用水悬浮法对蒙脱石原土进行钠离子交换反应和提纯处理得到纯度较高的钠型蒙脱石。
An Na-montmorillonite with high purity was obtained by the water suspension method using the ion exchange reaction and suspension purification treatment.
土样中含有较多的蒙脱石和钠离子以及酸碱度较高是土样产生分散性的主要原因；
The results show that soil samples are transitional and dispersive soil because of rich montmorillonoid, plenty of sodium-ion and strong alkalescence.
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