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:
May. 04, 2021
Filed:
May. 04, 2018
Applicant:
Toyota Jidosha Kabushiki Kaisha, Aichi, JP;
Inventor:
Kazuhiro Hirabayashi, Shizuoka, JP;
Assignee:
TOYOTA JIDOSHA KABUSHIKIKAISHA, Aichi, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 8/00 (2016.01); H01M 4/86 (2006.01); H01M 8/1004 (2016.01); H01M 8/1018 (2016.01); H01M 4/90 (2006.01);
U.S. Cl.
CPC ...
H01M 4/8605 (2013.01); H01M 4/8626 (2013.01); H01M 4/9083 (2013.01); H01M 8/1004 (2013.01); H01M 8/1018 (2013.01); H01M 2008/1095 (2013.01); H01M 2300/0082 (2013.01);
Abstract
A catalyst layer for a fuel cell electrode includes a metal carrying catalyst containing a carbon carrier and a metal catalyst carried on the carbon carrier, and an ionomer, wherein a volume of micropores having a diameter of 5 nm to 40 nm in micropores of the carbon carrier is 4.5 ml/g to 9.3 ml/g, and a weight ratio of the carbon carrier to the ionomer is 1:0.50 to 1:0.85. A fuel cell includes the catalyst layer for a fuel cell electrode.