Monday, November 5, 2007 - 10:35 AM
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Length Exclusion in the Adsorption of Chain Molecules on Chabazite Type Zeolites

Inge Daems1, Ranjeet Singh2, Gino V. Baron1, and Joeri F.M. Denayer1. (1) Dept. Chemical Engineering, Vrije Universiteit Brussel, Pleinlaan 2, Brussel, B-1050, Belgium, (2) Chemical Engineering, Monash University, Clayton, VIC 3800, Australia

In the adsorption of linear C-1-C-8 alkanes, alkenes and alcohols on zeolite chabazite, molecules smaller than 6.7 angstrom are adsorbed in significant amounts, whereas longer chains are almost fully excluded from the micropores.