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Catalytic membranes for CO oxidation in fuel cells

United States Patent

June 8, 2010
View the Complete Patent at the US Patent & Trademark Office
Argonne National Laboratory - Visit the Technology Development and Commercialization Website
A hydrogen permeable membrane, which includes a polymer stable at temperatures of about 200 C having clay impregnated with Pt or Au or Ru or Pd particles or mixtures thereof with average diameters of less than about 10 nanometers (nms) is disclosed. The membranes are useful in fuel cells or any device which requires hydrogen to be separated from carbon monoxide.
Sandi-Tapia; Giselle (Glen Ellyn, IL), Carrado Gregar; Kathleen (Naperville, IL), Kizilel; Riza (Chicago, IL)
UChicago Argonne, LLC (Argonne, IL)
11/ 113,739
April 25, 2005
The United States Government has rights in this invention pursuant to Contract No. W-31-109-ENG-38 between the U.S. Department of Energy (DOE) and The University of Chicago representing Argonne National Laboratory.