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:
Sep. 02, 2025

Filed:

Oct. 04, 2023
Applicant:

Industry-university Cooperation Foundation Hanyang University Erica Campus, Ansan-si, KR;

Inventors:

Seunghyun Lee, Ansan-si, KR;

Thangjam Ibomcha Singh, Ansan-si, KR;

Dun Chan Cha, Ansan-si, KR;

Sumin Kim, Ansan-si, KR;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C25B 11/091 (2021.01); B01J 23/847 (2006.01); B01J 27/18 (2006.01); B01J 27/185 (2006.01); B01J 27/24 (2006.01); B01J 35/53 (2024.01); C25B 11/031 (2021.01); C25B 11/054 (2021.01); C25B 11/061 (2021.01); C25D 9/04 (2006.01);
U.S. Cl.
CPC ...
C25B 11/091 (2021.01); B01J 23/8472 (2013.01); B01J 27/18 (2013.01); B01J 27/1853 (2013.01); B01J 27/24 (2013.01); B01J 35/53 (2024.01); C25B 11/031 (2021.01); C25B 11/054 (2021.01); C25B 11/061 (2021.01); C25D 9/04 (2013.01);
Abstract

Provided is a water electrolysis catalyst with a core-shell structure, which has a vanadium-doped cobalt nitride (V—CoN) core; and a cobalt-nickel phosphate (CoNiPO, x is a natural number) shell.


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