结果表明双阳离子有机膨润土对水中有机物两种吸附机制的主导地位与有机物本身性质有关。其主导作用发生变化的拐点与长碳链表面活性剂所占比重相关。
It is suggested that the dominant status of adsorption and partition is related to the property of organic compounds and the proportion of the long-chain alkyl quaternary ammonium cation.
如使用阴离子碳氟化合物，应转为使用阳离子碳氟化合物，事前先检查相容性及是否会导致退色。
If using an anionic fluorocarbon change to a cationic one having checked compatibility and any subsequent effects on fastness.
研究了强酸性阳离子交换树脂催化合成邻苯二甲酸线性高碳醇酯的方法。
Isopentyl lactate was synthesized from lactic acid and isopentyl alcohol in the presence of strongly acidic cationic exchange resin.
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