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:
Sep. 07, 2021
Filed:
Jun. 01, 2017
Nisshinbo Holdings Inc., Tokyo, JP;
National University Corporation Gunma University, Maebashi, JP;
Yoshikazu Kobayashi, Chiba, JP;
Yuji Kubota, Chiba, JP;
Jun-ichi Ozaki, Kiryu, JP;
Takafumi Ishii, Kiryu, JP;
Takuya Maie, Chiba, JP;
NISSHINBO HOLDINGS INC., Tokyo, JP;
NATIONAL UNIVERSITY CORPORATION GUNMA UNIVERSITY, Maebashi, JP;
Abstract
A carbon catalyst, a battery electrode, and a battery, each exhibits excellent catalytic performance. A carbon catalyst contains two kinds of transition metals and has such a carbon structure that an interplanar spacing d, which is determined from a Bragg angle of one of three diffraction peaks f, f, and fobtained by separating a diffraction peak around a diffraction angle (2θ) of 26° in an X-ray diffraction pattern of powder X-ray diffraction with a CuKα ray, the one diffraction peak being the diffraction peak f, is 0.374 nm or more.