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:
Mar. 24, 2020
Filed:
Jul. 15, 2015
Applicants:
Toyota Motor Europe, Brussels, BE;
Centre National DE LA Recherche Scientifique, Paris, FR;
Inventors:
Jun Yoshida, Bordeaux, FR;
Claude Delmas, Pessac, FR;
Marie Guignard, Pessac, FR;
Dany Carlier-Larregaray, Pessac, FR;
Assignees:
TOYOTA MOTOR EUROPE, Brussels, BE;
CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE, Paris, FR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/525 (2010.01); H01M 4/505 (2010.01); H01M 10/054 (2010.01); C01G 53/00 (2006.01); H01M 10/05 (2010.01); H01M 4/1391 (2010.01); H01M 4/04 (2006.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 4/525 (2013.01); C01G 53/50 (2013.01); H01M 4/505 (2013.01); H01M 10/05 (2013.01); H01M 10/054 (2013.01); C01P 2002/50 (2013.01); C01P 2002/72 (2013.01); C01P 2002/77 (2013.01); C01P 2006/40 (2013.01); H01M 4/0471 (2013.01); H01M 4/1391 (2013.01); H01M 2004/028 (2013.01); H01M 2220/20 (2013.01);
Abstract
A mixed oxide of sodium and transition metals having the formula (1):Na[MnNiCo]O  (1)wherein: 0.5≤x≤0.9, −0.1≤y≤0.1, a+b+c=1, 4a+2b+3c=4−x+2y, and 0<c≤0.5. Further a process for producing such a mixed oxide, a positive electrode including such a mixed oxide and a sodium ion secondary battery including such a positive electrode.