酯交换法制备醋酸异丁酯的动力学研究

闫瀚钊, 曹志, 张子劼, 刘颖, 周爱东, 周政

Study on the kinetics of synthesis of isobutyl acetate by transesterification

Hanzhao Yan, Zhi Cao, Zijie Zhang, Ying Liu, Aidong Zhou, Zheng Zhou

表1 各反应温度下的活度系数和平衡常数

Table 1 The activity coefficient of the components and equilibrium constants at different temperatures

T (K) 313.15 318.15 323.15 328.15 333.15 γ1 1.120 1.117 1.114 1.112 1.109 γ2 1.454 1.438 1.423 1.409 1.395 γ3 2.036 2.023 2.011 1.999 1.987 γ4 1.660 1.652 1.644 1.636 1.628 Ke 0.381 0.398 0.422 0.458 0.476