Analysis of binary adsorption excess isotherms at the liquid/solid interface

被引:2
|
作者
Kalies, Grit [1 ]
Braeuer, Peter [1 ]
Rockmann, Rico [2 ]
机构
[1] Univ Leipzig, Inst Expt Phys 1, D-04103 Leipzig, Germany
[2] Univ Leipzig, Wilhelm Ostwald Inst Phys & Theoret Chem, D-04103 Leipzig, Germany
关键词
D O I
10.1260/0263-6174.25.7.493
中图分类号
O69 [应用化学];
学科分类号
081704 ;
摘要
Adsorption excesses of binary liquid mixtures are the primary experimental quantity in liquid-phase adsorption onto porous or disperse solids. Binary liquid adsorption isotherms can be easily measured and allow statements to be made about the characteristics of solid and liquid mixtures, immersion behaviour at the liquid/solid interface, multi-component adsorption, etc. In this paper, a brief summary is given of different ways of interpreting and analysing binary isotherms over the whole concentration range. Experimental data and calculation examples show that thermodynamics provides a powerful tool for obtaining relevant information from such isotherms.
引用
收藏
页码:493 / 501
页数:9
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