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. 02, 2014
Filed:
Mar. 02, 2009
Applicant:
Tomoyuki Nakamura, Fukushima, JP;
Inventor:
Tomoyuki Nakamura, Fukushima, JP;
Assignee:
Sony Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01M 2/02 (2006.01); H01M 2/16 (2006.01); H01M 10/05 (2010.01); H01M 10/056 (2010.01); H01M 10/0569 (2010.01); H01M 10/0525 (2010.01);
U.S. Cl.
CPC ...
H01M 2/1673 (2013.01); H01M 2/0287 (2013.01); H01M 2/1653 (2013.01); H01M 2/168 (2013.01); H01M 10/0569 (2013.01); Y02E 60/122 (2013.01); H01M 2/1686 (2013.01); H01M 10/0525 (2013.01);
Abstract
A non-aqueous electrolyte secondary battery includes a positive electrode, a negative electrode, a separator disposed between the both electrodes, a non-aqueous electrolytic solution and an exterior member made of a laminate material and housing the positive electrode, the negative electrode, the separator and the non-aqueous electrolytic solution. A polymeric support exists between the separator and at least one of the positive electrode and the negative electrode. Also, the separator contains polyethylene as a main component and contains not more than 10% by mass of polypropylene.