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Catalytic membranes for fuel cells

United States Patent

April 19, 2011
View the Complete Patent at the US Patent & Trademark Office
Argonne National Laboratory - Visit the Technology Development and Commercialization Website
A fuel cell of the present invention comprises a cathode and an anode, one or both of the anode and the cathode including a catalyst comprising a bundle of longitudinally aligned graphitic carbon nanotubes including a catalytically active transition metal incorporated longitudinally and atomically distributed throughout the graphitic carbon walls of said nanotubes. The nanotubes also include nitrogen atoms and/or ions chemically bonded to the graphitic carbon and to the transition metal. Preferably, the transition metal comprises at least one metal selected from the group consisting of Fe, Co, Ni, Mn, and Cr.
Liu; Di-Jia (Naperville, IL), Yang; Junbing (Bolingbrook, IL), Wang; Xiaoping (Naperville, IL)
Uchicago Argonne, LLC (Chicago, IL)
12/ 787,118
May 25, 2010
CONTRACTUAL ORIGIN OF THE INVENTION 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 and The University of Chicago and/or pursuant to Contract No. DE-AC02-06CH11357 between the United States Government, U.S. Department of Energy and UChicago Argonne, LLC representing Argonne National Laboratory.