ISSN: 0256-1115 (print version) ISSN: 1975-7220 (electronic version)
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In relation to this article, we declare that there is no conflict of interest.
Publication history
Received August 29, 2025
Revised October 15, 2025
Accepted October 17, 2025
Available online January 26, 2026
articles This is an Open-Access article distributed under the terms of the Creative Commons Attribution Non-Commercial License (http://creativecommons.org/licenses/bync/3.0) which permits unrestricted non-commercial use, distribution, and reproduction in any medium, provided the original work is properly cited.
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Most Cited

Isobaric Vapor-Liquid Equilibrium for Binary Systems of Ethyl Methyl Carbonate (and Diethyl Carbonate) + Ethyl Propionate, + Methyl Propionate at 101.3 kPa

Department of Chemical and Biological Engineering, Korea University 1R&D Center, Lotte Chemical 2KU-KIST Graduate School of Converging Science and Technology, Korea University
choym@korea.ac.kr, ahn@korea.ac.kr
Korean Journal of Chemical Engineering, January 2026, 43(2), 369-378(10)
https://doi.org/10.1007/s11814-025-00589-9

Abstract

Isobaric vapor-liquid equilibrium (VLE) data were measured four binary mixtures of ethyl methyl carbonate (EMC) + methyl

propionate (MP), EMC + ethyl propionate (EP), diethyl carbonate (DEC) + MP, and DEC + EP at 101.3 kPa. The experimental

VLE data for four binary systems were correlated with the Wilson, NRTL, and UNIQUAC activity coefficient

models to obtain the interaction binary parameters, respectively. These model parameters were obtained by minimizing

a maximum likelihood objective function. The thermodynamic consistency of the experimental data was tested using the

Redlich-Kister method and the Fredenslund method, which indicated that the experimental data satisfy the consistency

tests. The results associated with the three models agree well with the experimental data, and no azeotropic behavior was

observed in these binary systems.

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