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:
Oct. 13, 2020
Filed:
Apr. 17, 2018
Applicant:
Toyota Jidosha Kabushiki Kaisha, Toyota-shi, Aichi-ken, JP;
Inventor:
Yukiko Hori, Miyoshi, JP;
Assignee:
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota-shi, Aichi-ken, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 4/04 (2006.01); H01M 4/52 (2010.01); H01M 4/50 (2010.01); H01M 10/05 (2010.01); H01M 10/058 (2010.01); H01M 10/0525 (2010.01); H01M 10/0568 (2010.01); H01M 4/525 (2010.01); H01M 4/505 (2010.01); H01M 4/62 (2006.01); H01M 4/36 (2006.01); H01M 10/04 (2006.01); H01M 4/1391 (2010.01); H01M 4/131 (2010.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 10/058 (2013.01); H01M 4/0404 (2013.01); H01M 4/0447 (2013.01); H01M 4/131 (2013.01); H01M 4/1391 (2013.01); H01M 4/364 (2013.01); H01M 4/505 (2013.01); H01M 4/525 (2013.01); H01M 4/628 (2013.01); H01M 10/049 (2013.01); H01M 10/0525 (2013.01); H01M 10/0568 (2013.01); H01M 2004/028 (2013.01); H01M 2220/20 (2013.01); H01M 2300/0037 (2013.01);
Abstract
There is provided a method of producing a lithium ion secondary battery. A positive electrode mixture layer is formed on a positive electrode current collector using an aqueous positive electrode mixture paste that includes a positive electrode active material including a lithium manganese composite oxide, and aqueous solvent, and additionally includes LiFeOas an additive.