Adsorption equilibrium of benzene-\+i\p\-i\-xylene vapor mixture on silicalite

Adsorption equilibrium is measured at 70\0\C with a specially designed cyclic volumetric apparatus at pressure levels of 2.53 and 1.20 kPa. The isobaric isotherms are S-shaped, and selectivity curves at different pressures cross over. The heterogeneous ideal adsorbed solution (HIAS) model implemente...

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Bibliographic Details
Published inChemical engineering science Vol. 49; no. 2; pp. 189 - 197
Main Authors Li, J., Talu, O
Format Journal Article
LanguageEnglish
Published 01.01.1994
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Summary:Adsorption equilibrium is measured at 70\0\C with a specially designed cyclic volumetric apparatus at pressure levels of 2.53 and 1.20 kPa. The isobaric isotherms are S-shaped, and selectivity curves at different pressures cross over. The heterogeneous ideal adsorbed solution (HIAS) model implemented on 2 patches qualitatively predicts this highly unusual behaviour. The observed extraordinary phenomena are attributed to structural heterogeneity, a result of the tight-fit of sorbate molecules in silicalite pores. (Original abstract-amended)
Bibliography:ObjectType-Article-2
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ISSN:0009-2509