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:
Dec. 13, 2022
Filed:
Apr. 15, 2020
Applicant:
Fujifilm Corporation, Tokyo, JP;
Inventor:
Hirokazu Sawada, Shizuoka, JP;
Assignee:
FUJIFILM Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/66 (2006.01); H01G 11/46 (2013.01); H01M 4/70 (2006.01); H01G 11/26 (2013.01); H01M 10/0525 (2010.01);
U.S. Cl.
CPC ...
H01M 4/661 (2013.01); H01G 11/26 (2013.01); H01G 11/46 (2013.01); H01M 4/667 (2013.01); H01M 4/70 (2013.01); H01M 10/0525 (2013.01);
Abstract
An object of the present invention is to provide an aluminum foil and an aluminum member for electrodes having good adhesiveness to an electrode material and high conductivity with the electrode material. Provided is an aluminum foil having through holes including an aluminum oxide film having a thickness of 25 nm or less on a surface of the aluminum foil, and further a hydrophilic layer on a part of a surface of the aluminum oxide film.