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<p>Densities and transport properties (dynamic viscosity) of pure imidazolium ionic liquids 1-butyl-3-methylimidazolium acetate and 1-butyl-3-methylimidazolium dicyanamide and their binary mixtures with water and ethanol were measured within the temperature range of 293.15—333.15 K. Obtained experimental data were used to calculate excess molar volume and viscosity deviation. For the chosen binary mixtures, variations of excess molar volume, partial molar volumes of mixture components and of the viscosity deviation with the binary mixture composition were correlated using the Redlich-Kister equation. In addition, variation of viscosity with the binary mixture composition and temperature was fitted using the Jouyban-Acree model.</p>
</abstract>

Densities and transport properties (dynamic viscosity) of pure imidazolium ionic liquids 1-butyl-3-methylimidazolium acetate and 1-butyl-3-methylimidazolium dicyanamide and their binary mixtures with water and ethanol were measured within the temperature range of 293.15—333.15 K. Obtained experimental data were used to calculate excess molar volume and viscosity deviation. For the chosen binary mixtures, variations of excess molar volume, partial molar volumes of mixture components and of the viscosity deviation with the binary mixture composition were correlated using the Redlich-Kister equation. In addition, variation of viscosity with the binary mixture composition and temperature was fitted using the Jouyban-Acree model.

Binary mixtures containing imidazolium ionic liquids: properties measurement

Department of Chemical and Environmental Engineering, Faculty of Chemical and Food Technology

Slovak University of Technology in Bratislava

Acta Chimica Slovaca

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

{"article-title":"Binary mixtures containing imidazolium ionic liquids: properties measurement"}

Densities and transport properties (dynamic viscosity) of pure imidazolium ionic liquids 1-butyl-3-methylimidazolium acetate and 1-butyl-3-methylimidazolium...

Binary mixtures containing imidazolium ionic liquids: properties measurement

Publié en ligne: 24 mars 2022

Pages: 18 - 28

DOI: https://doi.org/10.2478/acs-2022-0003

Mots clés
Imidazolium ionic liquids, density, dynamic viscosity, excess molar volume, viscosity deviation, Redlich-Kister equation, Jouyban-Acree equation

© 2022 Pavol Steltenpohl et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Binary mixtures containing imidazolium ionic liquids: properties measurement

Publié en ligne: 24 mars 2022

Pages: 18 - 28

DOI: https://doi.org/10.2478/acs-2022-0003

Mots clésImidazolium ionic liquids, density, dynamic viscosity, excess molar volume, viscosity deviation, Redlich-Kister equation, Jouyban-Acree equation

© 2022 Pavol Steltenpohl et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Mots clés
Imidazolium ionic liquids, density, dynamic viscosity, excess molar volume, viscosity deviation, Redlich-Kister equation, Jouyban-Acree equation