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:
Nov. 21, 2023

Filed:

Sep. 22, 2020
Applicants:

Hyundai Motor Company, Seoul, KR;

Kia Motors Corporation, Seoul, KR;

Inventors:

Byoungsu Kim, Gyeonggi-do, KR;

Bo Ki Hong, Seoul, KR;

Assignees:

Hyundai Motor Company, Seoul, KR;

Kia Corporation, Seoul, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 8/1051 (2016.01); H01M 8/1069 (2016.01); H01M 8/1039 (2016.01); H01M 8/10 (2016.01);
U.S. Cl.
CPC ...
H01M 8/1051 (2013.01); H01M 8/1039 (2013.01); H01M 8/1069 (2013.01); H01M 2008/1095 (2013.01);
Abstract

Disclosed is an electrolyte membrane for fuel cells including a catalytic composite including a catalytic particle coated with an oxygen-permeable material and a method of producing the same. The electrolyte membrane for fuel cells includes an ion transport layer including an ionomer having proton conductivity and a catalytic composite dispersed in the ion transport layer, and the catalytic composite includes a catalytic particle including a catalytic metal component having activity of decomposing hydrogen peroxide and a coating layer formed on at least a part of a surface of the catalytic particle and including an oxygen-permeable material.


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