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:
Aug. 06, 2024
Filed:
Apr. 28, 2023
Applicant:
Lg Chem, Ltd., Seoul, KR;
Inventors:
Wonkyun Lee, Daejeon, KR;
Sang Hoon Kim, Daejeon, KR;
Gyo Hyun Hwang, Daejeon, KR;
Jun Yeon Cho, Daejeon, KR;
Kwanghyun Kim, Daejeon, KR;
Ran Choi, Daejeon, KR;
Assignee:
LG CHEM, LTD., Seoul, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/88 (2006.01); H01M 4/90 (2006.01); H01M 4/92 (2006.01); H01M 8/1004 (2016.01); H01M 4/86 (2006.01);
U.S. Cl.
CPC ...
H01M 4/8803 (2013.01); H01M 4/9083 (2013.01); H01M 4/926 (2013.01); H01M 8/1004 (2013.01); H01M 2004/8684 (2013.01);
Abstract
A method for preparing a support for an electrode catalyst including forming first and second polymer layers having charges different from each other on a surface of a carbon support and carbonizing the result, wherein the polymers included in the first and the second polymer layers are an aromatic compound including a heteroatom, and the first or the second polymer includes a pyridine group.