The catalyst system consists of solid strong acid ion exchange resin, organic solvent and copper powder in certain proportion, and the reacted catalyst system may be recovered for reuse.
该催化系统由固体强酸离子交换树脂、有机溶剂和铜粉以一定比例组成，该催化系统在反应后可再回收循环利用。
In this paper, the strong acid ion exchange resins have been studied as the solid-acid catalyst for the esterification of 4-hydroxybenzoic acid.
本文研究了一种固体酸催化剂—阳离子交换树脂催化剂，用于对羟基苯甲酸的酯化反应。
In this paper, the strong acid ion exchange resins have been studied as the solid-acid catalyst for the esterification of 4-hydroxybenzoic acid.
本文研究了一种固体酸催化剂—阳离子交换树脂催化剂，用于对羟基苯甲酸的酯化反应。
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