Extractive distillation with ionic liquids: a review

Z Lei, C Dai, J Zhu, B Chen - AIChE Journal, 2014 - Wiley Online Library
Extractive distillation is commonly used for the separation of azeotropic or close‐boiling
mixtures in the chemical industry. During the past decade, the use of ionic liquids (ILs) as …

Ionic liquid technology to recover volatile organic compounds (VOCs)

MJ Salar-García, VM Ortiz-Martínez… - Journal of hazardous …, 2017 - Elsevier
Volatile organic compounds (VOCs) comprise a wide variety of carbon-based materials
which are volatile at relatively low temperatures. Most of VOCs pose a hazard to both human …

Separation of BTEX aromatics from n-octane using a (tetrabutylammonium bromide+ sulfolane) deep eutectic solvent–experiments and COSMO-RS prediction

S Mulyono, HF Hizaddin, IM Alnashef, MA Hashim… - Rsc Advances, 2014 - pubs.rsc.org
Separation of aromatics from aliphatics is a challenging process because of the close range
of their boiling points and the formation of several combinations of azeotropes. Until now, no …

An overview of the performance of the COSMO-RS approach in predicting the activity coefficients of molecular solutes in ionic liquids and derived properties at infinite …

K Paduszyński - Physical Chemistry Chemical Physics, 2017 - pubs.rsc.org
This paper reports a comprehensive evaluation of the conductor-like screening model for
real solvents (COSMO-RS) in predicting infinite dilution activity coefficients (γ∞) of …

CO 2 separation applying ionic liquid mixtures: the effect of mixing different anions on gas permeation through supported ionic liquid membranes

LC Tomé, DJS Patinha, CSR Freire, LPN Rebelo… - Rsc Advances, 2013 - pubs.rsc.org
In order to increase flexibility in tailoring the permeability and selectivity of supported ionic
liquid membranes (SILMs) for flue gas separation and natural gas purification, this work …

Rational design of double salt ionic liquids as extraction solvents: Separation of thiophene/n‐octane as example

Z Song, X Hu, Y Zhou, T Zhou, Z Qi… - AIChE …, 2019 - Wiley Online Library
Although double salt ionic liquids (DSILs) offer significant advantages over classical two‐ion
ionic liquids as separation solvents, relevant studies are still scarce and a systematic DSIL …

Optimal design of an ionic liquid (IL)-based aromatic extractive distillation process involving energy and economic evaluation

Y Lei, Y Zhou, Z Wei, Y Chen, F Guo… - Industrial & Engineering …, 2021 - ACS Publications
Extractive distillation (ED) can be used to separate mixtures with low relative volatilities that
are even close to unity. It is widely adopted for the separation of aromatics and nonaromatics …

Hydrocarbon Extraction with Ionic Liquids

G Yu, C Dai, N Liu, R Xu, N Wang, B Chen - Chemical Reviews, 2024 - ACS Publications
Separation and reaction processes are key components employed in the modern chemical
industry, and the former accounts for the majority of the energy consumption therein. In …

Ionic liquids as entrainers for the separation of azeotropic mixtures: Experimental measurements and COSMO-RS predictions

E Boli, E Voutsas - Chemical Engineering Science, 2020 - Elsevier
This work focuses on the evaluation of protic ionic liquids (PILs), prepared by direct
neutralization of ethanolamine with different carboxylic acids, for being used as entrainers in …

Conceptual design of unit operations to separate aromatic hydrocarbons from naphtha using ionic liquids. COSMO-based process simulations with multi-component “ …

VR Ferro, J De Riva, D Sanchez, E Ruiz… - … Research and Design, 2015 - Elsevier
COSMO-based process simulations using Aspen Plus and Aspen HYSYS were
systematically applied to the conceptual design of the two main unit operations commonly …