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:
Aug. 02, 2022
Filed:
Dec. 23, 2019
Applicant:
Panasonic Intellectual Property Management Co., Ltd., Osaka, JP;
Inventor:
Hiroshi Minami, Osaka, JP;
Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 50/597 (2021.01); H01M 50/595 (2021.01); H01M 10/052 (2010.01); H01M 10/05 (2010.01); H01M 4/134 (2010.01); H01M 10/0587 (2010.01); H01M 4/38 (2006.01); H01M 4/40 (2006.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 10/0587 (2013.01); H01M 4/382 (2013.01); H01M 4/405 (2013.01); H01M 10/052 (2013.01); H01M 2004/027 (2013.01);
Abstract
A non-aqueous electrolyte secondary battery includes: an electrode group including a positive electrode, a negative electrode, and a separator interposed between the positive electrode and the negative electrode; a tape for securing at least a wound end of the electrode group; and a non-aqueous electrolyte. The negative electrode, at least in a charged state, includes a lithium metal and/or a lithium alloy. The tape has a tensile strength of 20 N/10 mm or less at an elongation ratio of 200% or more.