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The Effect of Support Composition on Platinum Crystallite Agglomeration in Oxygen

Published online by Cambridge University Press:  28 February 2011

Michael F. Morrissey ,
Shoko Kitazumi  and
Robert F. Hicks
Michael F. Morrissey
Affiliation:
University of California, Los Angeles, Dept. of Chemical Engineering, 5531 Boelter Hall, Los Angeles, CA 90024
Shoko Kitazumi
Affiliation:
University of California, Los Angeles, Dept. of Chemical Engineering, 5531 Boelter Hall, Los Angeles, CA 90024
Robert F. Hicks
Affiliation:
University of California, Los Angeles, Dept. of Chemical Engineering, 5531 Boelter Hall, Los Angeles, CA 90024
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Abstract

The effects of temperature of oxygen exposure on metal dispersion were determined for platinum deposited on Al2O3, ZrO2, 12 wt% Y2O3–ZrO2, and MgO. Platinum on zirconia and on magnesia showed higher thermal stability than platinum on alumina.

Type
Research Article
Information
MRS Online Proceedings Library (OPL) , Volume 111: Symposium O – Microstructure and Properties of Catalysts , 1987 , 195
Copyright
Copyright © Materials Research Society 1988

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