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:
Oct. 27, 2015
Filed:
Nov. 15, 2011
Applicants:
Kenji Kojima, Hokuto, JP;
Toshihiro Hayashi, Hokuto, JP;
Inventors:
Kenji Kojima, Hokuto, JP;
Toshihiro Hayashi, Hokuto, JP;
Assignee:
JSR CORPORATION, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01G 9/042 (2006.01); H01G 11/06 (2013.01); H01G 11/38 (2013.01); H01G 11/42 (2013.01); H01G 11/32 (2013.01);
U.S. Cl.
CPC ...
H01G 9/042 (2013.01); H01G 11/06 (2013.01); H01G 11/38 (2013.01); H01G 11/42 (2013.01); H01G 11/32 (2013.01); Y02E 60/122 (2013.01); Y02E 60/13 (2013.01); Y02T 10/7022 (2013.01);
Abstract
An electrical storage device includes a positive electrode, and a negative electrode having a negative electrode active material layer containing a fluorine-containing acrylic binder, the negative electrode active material layer having a density of not less than 0.75 g/cc and not more than 1.10 g/cc.