Thermodynamic properties of ionic liquids in organic solvents from (293.15 to 303.15) K

被引:105
作者
Pereiro, Ana B. [1 ]
Rodriguez, Ana [1 ]
机构
[1] Vigo Univ, Dept Chem Engn, Vigo 36210, Spain
关键词
D O I
10.1021/je060497d
中图分类号
O414.1 [热力学];
学科分类号
摘要
Densities, speeds of sound, and refractive indices of the binary mixtures of BMIM PF6 (1-butyl-3-methyl imidazolium hexafluorophosphate), HMIM PF6 (1-hexyl-3-methylimidazolium hexafluorophosphate), OMIM PF6 (1-methyl-3-octylimidazolium hexafluorophosphate), and MMIM CH3SO4 (1,3-dimethylimidazolium methyl sulfate) with 2-butanone, ethylacetate, and 2-propanol were determined from (293.15 to 303.15) K. Excess molar volumes, changes of refractive index on mixing, and deviations in isentropic compressibility were calculated for the above systems. The liquid-liquid equilibrium data of the binary mixtures ionic liquid + 2-propanol were carried out, and they were compared with the correlated values obtained by means of the NRTL and UNIQUAC equations.
引用
收藏
页码:600 / 608
页数:9
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