Study on the preparation of methylacrylic dodecyl alcohol esters in the catalysis of cationic exchange resin;
对化学转化法制备磁性阳离子交换树脂的主要影响因素进行了较详细的实验探讨。
Isopentyl lactate was synthesized from lactic acid and isopentyl alcohol in the presence of strongly acidic cationic exchange resin.
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。
The article investigates and analyzes the content of organic matter and cationic exchange of upper and under layer of soil planting vegetable of 14 villages in Chenggong county.
对呈贡县14个村的蔬菜土壤上下层有机质含量和阳离子交换量进行调查分析。
And cation exchange membrane only allow cationic through, does not allow anionic through.
而阳离子交换膜只允许阳离子透过，不允许阴离子透过。
The organic bentonites were prepared by the organic modification to bentonites by cation exchange process using cationic surfactant as modifier.
用阳离子表面活性剂作改性剂，通过阳离子交换法对膨润土进行有机改性制得有机膨润土。
The organic bentonites were prepared by the organic modification to bentonites by cation exchange process using cationic surfactant as modifier.
用阳离子表面活性剂作改性剂，通过阳离子交换法对膨润土进行有机改性制得有机膨润土。
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