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:
Feb. 04, 2020
Filed:
Jun. 29, 2017
Applicant:
University-industry Foundation(uif), Yonsei University, Seoul, KR;
Inventors:
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/90 (2006.01); C01F 17/00 (2006.01); C01G 51/00 (2006.01);
U.S. Cl.
CPC ...
H01M 4/9033 (2013.01); C01F 17/0043 (2013.01); C01G 51/70 (2013.01); C01P 2002/34 (2013.01);
Abstract
The present invention relates to an electrochemical catalyst structure and a method for producing the same. The electrochemical catalyst structure may include a catalyst layer including a perovskite based oxide as an electrochemical oxygen reduction catalyst; and a modifying layer being in contact with the catalyst layer and including a transition metal oxide capable of chemical interaction with a metal of the perovskite based oxide through electron orbital hybridization.