CIESC Journal

• 化工学报 • 上一篇    下一篇

二醋酸亚乙酯裂解制醋酸乙烯系统中部分二元汽液平衡

王雷,施军民,王亦飞,沈才大,于遵宏   

  1. 上海化工设计院!上海200032,华东理工大学洁净煤技术研究所!上海200237,华东理工大学洁净煤技术研究所!上海200237,华东理工大学洁净煤技术研究所!上海200237,华东理工大学洁净煤技术研究所!上海200237
  • 出版日期:1998-12-25 发布日期:1998-12-25

MEASUREMENT OF PARTIAL VAPOR-LIQUID EQUILIBRIA OF BINARY SYSTEMS FOR MAKING VINYL ACETATE FROM CRACKING ETHYLIDENE DIACETATE

Wang Lei;Shi Junmin;Wang Yifei;Shen Caida;Yu Zunhong(Shanghai Chemical Industry Design Institrte,Shanghai 200032)(Clean Coal Technology Institute,East China University of Science and Technology,Shanghai 200237)   

  • Online:1998-12-25 Published:1998-12-25

摘要: 用自吸循环高压平衡釜,测定了乙醛-二醋酸亚乙酯、醋酸-二醋酸亚乙酯、乙醛-醋酐、醋酸乙烯-二醋酸亚乙酯、醋酸乙烯-醋酐5组二元体系的恒温汽液平衡数据.对缔合体系的汽相采用“化学理论”修正其非理想性,采用UNIQUAC方程对液相的非理想性进行修正.计算结果令人满意.

Abstract: The vapor-liquid data were measured for the isotherm of binary systems of aldehydeethylidene diacetate,acetic acid-ethylidene diacetate,aldehyde-acetic anhydride,vinyl acetate ethylidene diacetate and vinyl acetate-acetic anhydride,with a self-suction equilibrium still.The“chemical theory”was used to correct the nonideality of the vapor phase with associated molecules.UNIQUAC equation was used to calculate liquid activity coefficient.The calculated results of the thermodynamic model show good agreement with experimental data.

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