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. 28, 2020
Filed:
May. 09, 2017
Applicant:
Zeon Corporation, Chiyoda-ku Tokyo, JP;
Inventors:
Takuya Ishii, Tokyo, JP;
Takafumi Sekimoto, Tokyo, JP;
Assignee:
ZEON CORPORATION, Chiyoda-ku, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/13 (2010.01); C08F 220/48 (2006.01); H01G 11/38 (2013.01); H01M 4/139 (2010.01); H01M 4/04 (2006.01); C08J 5/00 (2006.01); C08J 9/28 (2006.01); H01M 4/62 (2006.01); H01M 10/0525 (2010.01);
U.S. Cl.
CPC ...
C08F 220/48 (2013.01); C08J 5/00 (2013.01); C08J 9/286 (2013.01); H01G 11/38 (2013.01); H01M 4/0404 (2013.01); H01M 4/13 (2013.01); H01M 4/139 (2013.01); H01M 4/622 (2013.01); H01M 10/0525 (2013.01); C08F 2800/10 (2013.01); C08J 2201/0504 (2013.01); C08J 2333/20 (2013.01); Y02E 60/13 (2013.01);
Abstract
A technique for ensuring the coatability of a slurry composition and also enabling an electrochemical device to exhibit excellent high-voltage cycle characteristics is provided. A binder particle aggregate for an electrochemical device electrode comprises a plurality of binder particles that contain a polymer including 75.0 mol % or more and 99.5 mol % or less of a nitrile group-containing monomer unit, wherein a pore content ratio of the plurality of binder particles is 60% or more.