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. 25, 2018
Filed:
Feb. 02, 2015
Applicant:
Toyota Jidosha Kabushiki Kaisha, Toyota-shi, Aichi-ken, JP;
Inventor:
Kosuke Iwase, Nagoya, JP;
Assignee:
TOYOTA JIDOSHA KABUSHIKI KAISHA, Toyota-shi, Aichi-ken, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 2/16 (2006.01); H01M 10/0525 (2010.01); H01M 10/0587 (2010.01); H01M 10/42 (2006.01);
U.S. Cl.
CPC ...
H01M 2/1686 (2013.01); H01M 10/0525 (2013.01); H01M 10/0587 (2013.01); H01M 10/4235 (2013.01); H01M 2/1653 (2013.01); Y02T 10/7011 (2013.01);
Abstract
A nonaqueous electrolyte secondary battery includes an electrode body that has a positive electrode, a negative electrode, and a separator provided between the positive electrode and the negative electrode. A nonaqueous electrolyte is held at least in the separator. In at least a part of the separator, an amount of change in a thickness of the separator at a time of restraint at 10 MPa is 50% or more.