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. 16, 2021
Filed:
Dec. 03, 2014
Applicant:
Toyota Jidosha Kabushiki Kaisha, Toyota, JP;
Inventors:
Hiroyuki Akita, Seto, JP;
Harunari Shimamura, Nagoya, JP;
Assignee:
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 10/0562 (2010.01); H01M 6/18 (2006.01); H01M 4/13 (2010.01); H01M 4/68 (2006.01); H01M 2/16 (2006.01); H01M 10/0567 (2010.01); H01M 10/0525 (2010.01); H01M 10/0568 (2010.01); H01M 2/34 (2006.01); H01M 10/0569 (2010.01);
U.S. Cl.
CPC ...
H01M 10/0567 (2013.01); H01M 2/166 (2013.01); H01M 2/1673 (2013.01); H01M 2/1686 (2013.01); H01M 2/348 (2013.01); H01M 10/0525 (2013.01); H01M 10/0568 (2013.01); H01M 10/0569 (2013.01); H01M 2200/10 (2013.01); H01M 2220/20 (2013.01); H01M 2300/004 (2013.01);
Abstract
A nonaqueous electrolyte secondary battery () includes a porous film () (heat resistance layer (HRL)) in, which particles (filler F) of an insulating ceramic are attached through a binder onto a surface of at least one of a negative electrode active material layer () and a separator (). In the nonaqueous electrolyte secondary battery, the insulating ceramic of the porous film () contains at least one of Fe and Ni.