The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Mar. 08, 2011
Filed:
Jul. 27, 2005
Applicants:
Brian Elliott Hayden, Southampton, GB;
Christopher Edward Lee, Southampton, GB;
Claire Mormiche, Southampton, GB;
David Thompsett, Reading, GB;
Inventors:
Brian Elliott Hayden, Southampton, GB;
Christopher Edward Lee, Southampton, GB;
Claire Mormiche, Southampton, GB;
David Thompsett, Reading, GB;
Assignee:
Johnson Matthey Public Limited Company, London, GB;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 8/10 (2006.01); H01M 4/02 (2006.01); H01M 4/36 (2006.01); H01M 4/62 (2006.01); H01M 4/92 (2006.01); B01J 23/00 (2006.01); B01J 21/00 (2006.01); B01J 20/00 (2006.01); C22C 5/02 (2006.01);
U.S. Cl.
CPC ...
Abstract
A platinum alloy catalyst can be used as a fuel cell catalyst. The platinum alloy is a PtAuX alloy wherein X is one or more metals chosen from the group consisting of transition metals, and wherein the alloy contains 40-97% Pt, 1-40% Au and 2-20% X. Electrodes, catalysed membranes and membrane electrode assemblies comprising the catalyst are also disclosed.