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. 04, 2023
Filed:
Apr. 24, 2019
Applicant:
Panasonic Intellectual Property Management Co., Ltd., Osaka, JP;
Inventors:
Hiroki Hayashi, Kyoto, JP;
Takumi Yamaguchi, Kyoto, JP;
Nao Matsumura, Osaka, JP;
Yasuyuki Ito, Osaka, JP;
Motohiro Sakata, Osaka, JP;
Hideo Sakata, Osaka, JP;
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01M 4/133 (2010.01); H01M 4/137 (2010.01); H01M 4/1399 (2010.01); H01M 4/66 (2006.01); H01M 4/02 (2006.01); H01G 11/28 (2013.01); H01G 11/50 (2013.01); H01M 4/04 (2006.01); H01M 50/46 (2021.01);
U.S. Cl.
CPC ...
H01M 4/661 (2013.01); H01M 4/133 (2013.01); H01M 4/137 (2013.01); H01M 4/1399 (2013.01); H01M 50/46 (2021.01); H01M 2004/021 (2013.01); H01M 2004/028 (2013.01);
Abstract
An electrochemical device of the present invention includes a positive electrode, a negative electrode, and a separator disposed between the positive electrode and the negative electrode. The positive electrode includes a positive current collector containing aluminum, a positive electrode material layer containing a conductive polymer, and an aluminum oxide layer disposed on a surface of the positive current collector. The aluminum oxide layer contains fluorine.