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以高岭土为载体的合成乙酸正丁酯的固体酸催化剂
Authors
曾金龙
郑荣辉
Publication date
1 January 1996
Publisher
Abstract
以同安高岭土为载体,金属化合物为活性组分,制备了乙酸和正丁醇合成乙酸正丁酯的气一固相反应的固体酸催化剂。对同一金属元素来说,活性大小为硫酸盐≥氯化物>氧化物,以金属的氧化物和硫酸盐为多元活性组分的催化剂具有高活性和高寿命,其中A_2lO_3·TIO_2·znO·CuSO_4/高岭土催化剂,在醇/酸摩尔比1.1、催化剂用量0.98/MOl乙酸、130℃和8H条件下,酯化率可达97.4%,乙酸正丁酯选择性100%
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Last time updated on 16/06/2016