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:
Jun. 20, 2017
Filed:
Jul. 13, 2012
Applicants:
Taku Matsumura, Tokyo, JP;
Yuko Otani, Tokyo, JP;
Inventors:
Taku Matsumura, Tokyo, JP;
Yuko Otani, Tokyo, JP;
Assignee:
Zeon Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 4/36 (2006.01); H01M 4/13 (2010.01); H01M 4/139 (2010.01); H01M 4/62 (2006.01); H01M 4/04 (2006.01); H01M 4/525 (2010.01); H01M 4/587 (2010.01);
U.S. Cl.
CPC ...
H01M 4/362 (2013.01); H01M 4/0419 (2013.01); H01M 4/0435 (2013.01); H01M 4/13 (2013.01); H01M 4/139 (2013.01); H01M 4/622 (2013.01); H01M 4/525 (2013.01); H01M 4/587 (2013.01); Y02P 70/54 (2015.11);
Abstract
Composite particles for electrochemical device electrode which contain an electrode active material, a non-water soluble particle-shaped polymer, and a water-soluble polymer having a sulfonic acid group are provided. According to the present invention, composite particles for electrochemical device electrode are high in fluidity, exhibit high adhesion with a current collector, and can provide an electrochemical device electrode which is high in initial capacity, low in internal resistance, an excellent in high temperature storage characteristics are provided.