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:
Apr. 18, 2017
Filed:
Jul. 01, 2013
Applicants:
Hiroki Nagai, Ama-gun, JP;
Takumi Tamaki, Nisshin, JP;
Inventors:
Hiroki Nagai, Ama-gun, JP;
Takumi Tamaki, Nisshin, JP;
Assignee:
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 10/04 (2006.01); H01M 2/16 (2006.01); H01M 4/505 (2010.01); H01M 4/525 (2010.01); H01M 10/0525 (2010.01); H01M 4/131 (2010.01); H01M 4/133 (2010.01); B60L 3/00 (2006.01); B60L 3/04 (2006.01); B60L 11/00 (2006.01); B60L 11/18 (2006.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 10/0431 (2013.01); B60L 3/0046 (2013.01); B60L 3/04 (2013.01); B60L 11/005 (2013.01); B60L 11/185 (2013.01); B60L 11/1861 (2013.01); B60L 11/1864 (2013.01); B60L 11/1877 (2013.01); B60L 11/1879 (2013.01); H01M 2/166 (2013.01); H01M 2/1653 (2013.01); H01M 2/1686 (2013.01); H01M 4/131 (2013.01); H01M 4/133 (2013.01); H01M 4/505 (2013.01); H01M 4/525 (2013.01); H01M 10/0525 (2013.01); B60L 2240/545 (2013.01); B60L 2240/547 (2013.01); B60L 2240/549 (2013.01); H01M 2004/021 (2013.01); H01M 2220/20 (2013.01); Y02E 60/122 (2013.01); Y02T 10/7011 (2013.01); Y02T 10/7022 (2013.01); Y02T 10/7044 (2013.01); Y02T 10/7061 (2013.01); Y02T 10/7072 (2013.01); Y02T 90/121 (2013.01); Y02T 90/128 (2013.01); Y02T 90/14 (2013.01);
Abstract
A non-aqueous electrolyte secondary battery includes a positive electrode, a negative electrode, and a separator disposed between the positive electrode and the negative electrode. The positive electrode of this secondary battery contains a positive electrode active substance having a hollow structure, which has a shell portion and a hollow portion formed inside the shell portion. In addition, a heat-resistant barrier layer is disposed between the positive electrode and the separator.