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:
May. 11, 2021
Filed:
Dec. 07, 2018
Applicants:
Hyundai Motor Company, Seoul, KR;
Kia Motors Corporation, Seoul, KR;
Inventors:
Jung Han Yu, Gyeonggi-do, KR;
Sukhwan Yun, Gyeonggi-do, KR;
Jong Kil Oh, Gyeonggi-do, KR;
In Yu Park, Seoul, KR;
Jae Jun Ko, Gyeonggi-do, KR;
Bo Ki Hong, Seoul, KR;
Assignees:
Hyundai Motor Company, Seoul, KR;
Kia Motors Corporation, Seoul, KR;
Primary Examiner:
Int. Cl.
CPC ...
H01M 8/1004 (2016.01); H01M 8/1018 (2016.01);
U.S. Cl.
CPC ...
H01M 8/1004 (2013.01); H01M 2008/1095 (2013.01); H01M 2250/20 (2013.01);
Abstract
Disclosed are a membrane-electrode assembly for fuel cells having improved durability and a manufacturing method thereof. Hydrogen peroxide, from which a hydroxyl radical is generated, may be removed using an antioxidant having the structure AA'BOand including strontium or samarium, thereby improving the durability of an electrolyte membrane and an electrode.