南京大学学报(自然科学版) ›› 2021, Vol. 57 ›› Issue (4): 654659.doi: 10.13232/j.cnki.jnju.2021.04.014
• • 上一篇
Hanzhao Yan, Zhi Cao, Zijie Zhang, Ying Liu, Aidong Zhou, Zheng Zhou()
摘要:
醋酸异丁酯作为一种绿色溶剂在硝化纤维、涂料、油墨、黏合剂、增香剂和药物等化工产业中有广泛的应用.采用改造的强化固定床反应器,以醋酸甲酯和异丁醇为原料,阳离子交换树脂为催化剂,合成醋酸异丁酯,并对其工艺条件进行优化,探究循环流量、催化剂装载量、反应物摩尔比以及反应温度对合成醋酸异丁酯的影响,以指导工业放大化应用.采用UNIFC基团贡献法计算各个组分的活度系数,获得了不同温度下酯交换反应的平衡常数以及标准摩尔反应焓变、标准摩尔反应熵变、标准摩尔生成吉布斯自由能等热力学数据(
中图分类号:
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