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.

Date of Patent:
Jul. 12, 2016

Filed:

Apr. 18, 2012
Applicants:

Frederic Fouda-onana, Le Moule, GP;

Nicolas Guillet, Chatuzange Le Goubet, FR;

Inventors:

Frederic Fouda-Onana, Le Moule, GP;

Nicolas Guillet, Chatuzange Le Goubet, FR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C25D 3/50 (2006.01); C25D 3/52 (2006.01); H01M 4/88 (2006.01); H01M 4/92 (2006.01); H01M 8/10 (2016.01);
U.S. Cl.
CPC ...
H01M 4/8853 (2013.01); C25D 3/50 (2013.01); C25D 3/52 (2013.01); H01M 4/8807 (2013.01); H01M 4/921 (2013.01); H01M 2008/1095 (2013.01); Y02E 60/50 (2013.01); Y02E 60/522 (2013.01);
Abstract

A process for manufacturing a catalytic, electrically conductive electrode based on metal particles, comprises: a step of electroplating with a metal salt to form the said metal particles at the surface of an electrode, characterized in that the step of electroplating of the metal salt is performed in the presence of a blocking chemical species with a high power of absorption onto the surface of the said metal particles and with an oxidation potential higher than the reduction potential of the said metal salt such that the blocking chemical species conserves its blocking power during the reduction reaction of the said metal salt, and so as to reduce the size of the metal particles formed, constituting the said catalytic, electrically conductive electrode; and, a step of desorption of the blocking chemical species.


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