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:
Mar. 10, 2020
Filed:
Apr. 13, 2016
Applicant:
Kureha Corporation, Tokyo, JP;
Inventors:
Yuki Sakai, Tokyo, JP;
Emi Sugawara, Tokyo, JP;
Assignee:
KUREHA CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/62 (2006.01); H01M 4/04 (2006.01); H01M 4/13 (2010.01); H01M 4/02 (2006.01); H01M 4/36 (2006.01); H01M 4/66 (2006.01); H01M 4/139 (2010.01); H01M 10/0525 (2010.01); H01M 10/052 (2010.01); C08F 214/22 (2006.01); C09D 127/16 (2006.01); C09D 5/24 (2006.01);
U.S. Cl.
CPC ...
H01M 4/623 (2013.01); C08F 214/225 (2013.01); C09D 5/24 (2013.01); C09D 127/16 (2013.01); H01M 4/0404 (2013.01); H01M 4/0471 (2013.01); H01M 4/364 (2013.01); H01M 4/661 (2013.01); H01M 10/0525 (2013.01); H01M 10/052 (2013.01); H01M 2004/021 (2013.01);
Abstract
In an electrode structural body, a coated film is obtained by applying an electrode mixture including an electrode active material, a first fluorine based polymer, and a solvent and drying the mixture, then formed on the surface of a current collector, the first fluorine based polymer has one or more side chains represented by the following Formula (1), and the coated film is subjected to heat treatment.—X—COOH  (1) (In Formula (1), X is an atomic group having a molecular weight of less than 500, the main chain of which is made up of 1 to 20 atoms).