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:
Jan. 28, 2025
Filed:
Mar. 05, 2021
Applicants:
Nissan Chemical Corporation, Tokyo, JP;
National University Corporation Oita University, Oita, JP;
Inventors:
Taichi Nakazawa, Funabashi, JP;
Taro Kinumoto, Oita, JP;
Assignees:
NISSAN CHEMICAL CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B01J 27/24 (2006.01); B01J 23/00 (2006.01); B01J 27/02 (2006.01); B01J 31/18 (2006.01);
U.S. Cl.
CPC ...
B01J 27/24 (2013.01); B01J 23/00 (2013.01); B01J 27/02 (2013.01); B01J 31/18 (2013.01);
Abstract
When a metal catalyst is used as a catalyst in a catalyst layer of a polymer electrolyte fuel cell, improvement in catalytic activity and improvement in durability of the metal catalyst are intended. The catalyst composition of the present invention comprises a metal catalyst, a carbon material having a nitrogen-containing group on which the metal catalyst is carried, and an ionomer.