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:
Feb. 12, 2019

Filed:

Aug. 23, 2011
Applicants:

Andreas Bulan, Langenfeld, DE;

Norbert Wagner, Sindelfinden, DE;

Gregor Polcyn, Dortmund, DE;

Lisa Rossrucker, Wetter, DE;

Michael Marx, Wächtersbach, DE;

Inventors:

Andreas Bulan, Langenfeld, DE;

Norbert Wagner, Sindelfinden, DE;

Gregor Polcyn, Dortmund, DE;

Lisa Rossrucker, Wetter, DE;

Michael Marx, Wächtersbach, DE;

Assignee:

Covestro Deutschland AG, Leverkusen, DE;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/00 (2006.01); C25B 11/04 (2006.01); C25B 11/03 (2006.01); H01M 4/86 (2006.01); H01M 4/92 (2006.01); H01M 12/06 (2006.01);
U.S. Cl.
CPC ...
C25B 11/0442 (2013.01); C25B 11/035 (2013.01); C25B 11/0478 (2013.01); H01M 4/8605 (2013.01); H01M 4/921 (2013.01); H01M 12/06 (2013.01);
Abstract

An oxygen-consuming electrode, in particular for use in chloralkali electrolysis, having a novel catalyst coating and also an electrolysis apparatus are described. Furthermore, its use in chloralkali electrolysis, fuel cell technology or metal/air batteries is described. The oxygen-consuming electrode comprises at least a support which in particular is electrically conductive, a layer containing a catalyst and a hydrophobic layer, characterized in that it contains gallium in addition to silver as catalytically active component.


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