Combining extractive heterogeneous-azeotropic distillation and hydrophilic pervaporation for enhanced separation of non-ideal ternary mixtures

E Haaz, B Szilagyi, D Fozer, AJ Toth - Frontiers of chemical Science and …, 2020 - Springer
The separation of non-ideal mixtures using distillation can be an extremely complex process
and there continues to be a need to further improve these techniques. A new method which …

Separation of isopropyl alcohol+ isopropyl acetate azeotropic mixture: Selection of ionic liquids as entrainers and vapor–liquid equilibrium validation

L Zhang, J Wang, L Yang, D Xu, Y Ma, J Gao… - Chinese Journal of …, 2022 - Elsevier
Based on the COSMO-SAC model, 1-ethyl-3-methylimidazolium acetate and 1-ethyl-3-
methylimidazolium p-toluenesulfonate were selected from 30 ILs as entrainers to investigate …

Isobaric vapour-liquid equilibrium for binary and ternary systems of isopropyl acetate, isopropyl alcohol, acetic acid and water at 101.3 kPa

X Deng, II Noor, J Zhang, J Gao, D Xu, Y Ma… - The Journal of Chemical …, 2022 - Elsevier
In order to obtain the vapour-liquid equilibrium (VLE) data of the binary and ternary systems
related to the separation of thioglycolic acid (TGA) by-products, in this research, the VLE …

Energy-saving research on the separation of isopropyl acetate and isopropanol azeotrope using pressure-swing distillation based on phase equilibrium

L Zhang, Z Shen, J Zhong, Z Hu, Y Ma, S Liu… - Process Safety and …, 2025 - Elsevier
In high purity thioglycolic acid production, isopropyl acetate is used to extract the acid from
intermediates, but it hydrolyzes and forms azeotrope with isopropanol under acidic …

Isobaric vapor–liquid equilibrium of binary systems (isopropyl acetate/isopropyl alcohol+ dibutyl ether/anisole) at 101.3 kPa

W Wang, Y Zhang, T Zhang, J Gao, D Xu… - Journal of Chemical & …, 2020 - ACS Publications
Isopropyl acetate and isopropyl alcohol were azeotropic mixtures with a minimum boiling
point. To break the azeotrope of the above binary system and separate it, dibutyl ether and …

Isobaric Phase Equilibrium of Isopropyl Acetate–Isopropanol–Imidazolium-Based Ionic Liquids at 101.3 kPa

J Zhu, F Li, X Hu, Q Li, H Zhao - Journal of Chemical & …, 2024 - ACS Publications
This study investigates the phase equilibrium behavior of the isopropyl acetate (IAC)-
isopropanol (IPA) azeotrope system at 101.3 kPa in the presence of three different …

Experimental studies and thermodynamic analysis of isobaric vapor-liquid-liquid equilibria of 2-propanol+ water system using n-propyl acetate and isopropyl acetate …

VKPJ Devi, PST Sai, AR Balakrishnan - Fluid Phase Equilibria, 2017 - Elsevier
Heterogeneous azeotropic distillation is a widely used technique in chemical industries for
the purification of alcohols from their aqueous mixtures. This study aims at exploring the …

Vapor–liquid equilibria for ternary mixtures of isopropyl alcohol, isopropyl acetate, and DMSO at 101.3 kPa

H Ding, Y Gao, J Li, J Qi, H Zhou, S Liu… - Journal of Chemical & …, 2016 - ACS Publications
The vapor–liquid equilibrium (VLE) data for the binary system isopropyl alcohol+ dimethyl
sulfoxide (DMSO), isopropyl acetate+ DMSO, and ternary system isopropyl alcohol+ …

Separation of isopropyl acetate+ isopropanol azeotropic mixture using ionic liquids with acetate anion as entrainers

Z Zhang, R Lu, W Li, J Chen, Q Zhang - Fluid Phase Equilibria, 2019 - Elsevier
Vapor-liquid equilibrium (VLE) data of isopropyl acetate+ isopropanol, isopropyl acetate+
isopropanol+ 1-hexyl-3-methylimidazolium acetate ([HMIM][Ac]), isopropyl acetate+ …

Phase equilibrium data and modeling of ethylic biodiesel, with application to a non-edible vegetable oil

F Muhammad, MB Oliveira, P Pignat, JN Jaubert… - Fuel, 2017 - Elsevier
Contributing to extending the knowledge for the design and operation of biodiesel
production processes, isobaric PTxy vapor-liquid equilibria data of ethanol+ ethyl …