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:
Jun. 11, 2019
Filed:
Oct. 08, 2015
Nissan Motor Co., Ltd., Yokohama-shi, Kanagawa, JP;
Nippon Steel Chemical & Material Co., Ltd., Chiyoda-ku, Tokyo, JP;
Shinichi Takahashi, Kanagawa, JP;
Tetsuya Mashio, Kanagawa, JP;
Norifumi Horibe, Kanagawa, JP;
Atsushi Ohma, Kanagawa, JP;
NISSAN MOTOR CO., LTD., Yokohama-shi, JP;
NIPPON STEEL CHEMICAL & MATERIAL CO., LTD., Tokyo, JP;
Abstract
The present invention relates to an electrode catalyst for fuel cell containing a catalyst carrier having carbon as a main component and a catalytic metal carried on the catalyst carrier, wherein the electrode catalyst for fuel cell has a ratio R' (D′/G intensity ratio) of a peak intensity of D′ band (D′ intensity) measured in the vicinity of 1620 cmto a peak intensity of G band (G intensity) measured in the vicinity of 1580 cmby Raman spectroscopy of more than 0.6 and 0.8 or less, and satisfies at least one of the (a) to (d). According to the present invention, an electrode catalyst for fuel cell excellent in gas transportability is provided.