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:
Aug. 23, 2022

Filed:

Oct. 07, 2020
Applicants:

Hyundai Motor Company, Seoul, KR;

Kia Motors Corporation, Seoul, KR;

Inventors:

Yong Min Kim, Seoul, KR;

Byoung Su Kim, Yongin-si, KR;

Seung Jeong Oh, Hwaseong-si, KR;

Woong Pyo Hong, Hwaseong-si, KR;

Min Kyung Kim, Seongnam-si, KR;

Assignees:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 8/1053 (2016.01); H01M 8/1039 (2016.01); H01M 8/106 (2016.01); H01M 8/1062 (2016.01); H01M 8/1086 (2016.01); H01M 8/10 (2016.01);
U.S. Cl.
CPC ...
H01M 8/1053 (2013.01); H01M 8/106 (2013.01); H01M 8/1039 (2013.01); H01M 8/1062 (2013.01); H01M 8/1086 (2013.01); H01M 2008/1095 (2013.01);
Abstract

The present disclosure relates to an electrolyte membrane for fuel cells having improved chemical durability and a method of manufacturing the same. Specifically, the method includes preparing a polymer film, depositing catalyst metal on one surface or opposite surfaces of the polymer film to obtain a reinforcement layer, and impregnating the reinforcement layer with an ionomer to obtain an electrolyte membrane.


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