In this paper the nontoxic plasticizer tributyl citrate has been prepared by the catalysis of the molecular sieve and the ion exchange resin.
报导了用分子筛和离子交换树脂催化合成无毒增塑剂柠檬酸三丁酯的初探结果。
The method of modified 13X molecular sieve by microwave composite ion-exchange was introduced.
介绍微波法对13X分子筛进行复合离子交换的方法。
The method of modified 13X molecular sieve by microwave composite ion-exchange was introduced.
介绍微波法对13X分子筛进行复合离子交换的方法。
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