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. 20, 2020
Filed:
Jun. 05, 2018
Applicant:
Murata Manufacturing Co., Ltd., Kyoto, JP;
Inventors:
Kazumasa Takeshi, Kyoto, JP;
Aiko Nakamura, Kyoto, JP;
Shuhei Sugita, Kyoto, JP;
Hiroki Mita, Kyoto, JP;
Tadahiko Kubota, Kyoto, JP;
Assignee:
Murata Manufacturing Inc., Kyoto, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/04 (2006.01); H01M 4/66 (2006.01); H01M 4/583 (2010.01); H01M 4/62 (2006.01); H01M 10/0525 (2010.01); H01M 10/0569 (2010.01); H01M 10/0565 (2010.01); H01M 10/052 (2010.01); B60L 50/64 (2019.01); B25F 5/00 (2006.01); C09D 127/16 (2006.01); H01M 2/10 (2006.01); H01M 2/14 (2006.01); H01M 2/26 (2006.01); H01M 10/48 (2006.01); H01M 10/42 (2006.01); H01M 10/44 (2006.01); H01M 4/02 (2006.01);
U.S. Cl.
CPC ...
H01M 10/0525 (2013.01); B25F 5/00 (2013.01); B60L 50/64 (2019.02); C09D 127/16 (2013.01); H01M 2/1083 (2013.01); H01M 2/14 (2013.01); H01M 2/26 (2013.01); H01M 4/0404 (2013.01); H01M 4/583 (2013.01); H01M 4/623 (2013.01); H01M 4/661 (2013.01); H01M 10/052 (2013.01); H01M 10/0565 (2013.01); H01M 10/0569 (2013.01); H01M 10/425 (2013.01); H01M 10/443 (2013.01); H01M 10/486 (2013.01); H01M 2004/027 (2013.01); H01M 2004/028 (2013.01); H01M 2220/20 (2013.01); H01M 2300/0025 (2013.01); H01M 2300/0085 (2013.01); H01M 2300/0088 (2013.01); Y02E 60/122 (2013.01); Y02T 10/7011 (2013.01);
Abstract
A secondary battery is provided. The secondary battery includes a positive electrode, a negative electrode, and an electrolyte layer, and the electrolyte layer includes an electrolytic solution and a copolymer containing vinylidene fluoride, hexafluoropropylene, and a hetero-unsaturated compound.