以全氟磺酸树脂Nafion膜为催化剂催化月桂酸甲酯和正丁醇反应合成月桂酸丁酯。研究了Nafion膜的催化反应活性,以及反应温度、正丁醇和月桂酸甲酯的摩尔比和催化剂用量对月桂酸甲酯转化率的影响。利用SEM和TG技术对催化剂试样的结构和热稳定性进行了表征。表征结果显示,工业全氟磺酸树脂膜催化剂具有独特的孔道结构、良好的酯交换催化活性和热稳定性。实验结果表明,在反应温度65℃、反应时间10 h、原料摩尔比8、催化剂用量2.3 g/g的条件下,工业全氟磺酸树脂膜催化剂催化合成月桂酸丁酯的转化率达97.16%,选择性为100%。 Nafion membrane perfluorosulfonic acid resin as catalyst catalyzed methyl laurate and n-butanol synthesis of butyl laurate. The catalytic activity of Nafion membrane was investigated, and the effects of reaction temperature, molar ratio of n-butanol to methyl laurate and the amount of catalyst on the conversion of methyl laurate were studied. The structure and thermal stability of the catalyst samples were characterized by SEM and TG techniques. Characterization results show that the industrial perfluorinated sulfonic acid resin membrane catalyst has a unique pore structure, good transesterification catalytic activity and thermal stability. The experimental results show that under the conditions of reaction temperature 65 ℃, reaction time 10 h, molar ratio of raw materials 8, and catalyst dosage 2.3 g / g, the conversion of butyl laurate catalyzed by industrial perfluorinated sulfonic acid resin membrane catalyst is 97.16% , The selectivity is 100%.