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. 18, 2020
Filed:
Apr. 06, 2017
Nissan Motor Co., Ltd., Yokohama-shi, Kanagawa, JP;
Tanaka Kikinzoku Kogyo K.k., Tokyo, JP;
Nippon Steel Chemical & Material Co., Ltd., Chiyoda-ku, Tokyo, JP;
Yoshinori Suzue, Kanagawa, JP;
Kazuki Arihara, Kanagawa, JP;
Tetsuya Mashio, Kanagawa, JP;
Hiroyuki Tanaka, Kanagawa, JP;
Katsuichiro Hayakawa, Kanagawa, JP;
Koichi Matsutani, Kanagawa, JP;
Hitoshi Nakajima, Kanagawa, JP;
NISSAN MOTOR CO., LTD., Yokohama-shi, JP;
TANAKA KIKINZOKU KOGYO K.K., Tokyo, JP;
NIPPON STEEL CHEMICAL & MATERIAL CO., LTD., Tokyo, JP;
Abstract
Provided is a catalyst that can exhibit high activity. The catalyst is an electrode catalyst having catalytic metals supported on a catalyst support, in which the catalytic metals include platinum and a metal component other than platinum; the electrode catalyst has mesopores having a mode radius of pore distribution of mesopores having a radius of 1 nm or more, of 1 nm or more and less than 2.5 nm; alloy microparticles of platinum and the metal component other than platinum are supported inside the mesopores; and a molar content ratio of platinum with respect to the metal component other than platinum in the alloy microparticles supported inside the mesopores is 1.0 to 10.0.