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Title:
The electrode for nonaqueous system rechargeable batteries, the nonaqueous system rechargeable battery provided with it, and a group battery
Document Type and Number:
Japanese Patent JP5954179
Kind Code:
B2
Abstract:
A nonaqueous secondary battery electrode contains, as an electrode active material, a layered composition including organic backbone layers containing an aromatic compound that is a dicarboxylic acid anion having two or more aromatic ring structures and having the two carboxylic acid anions of the dicarboxylic acid anion bonded to diagonally opposite positions of the aromatic compound and alkali metal element layers containing an alkali metal element coordinated to oxygen contained in the carboxylic acid anion to form a backbone. The nonaqueous secondary battery electrode is preferably used as a negative electrode. In addition, the layered composition is preferably formed in layers by π-electron interaction of the aromatic compound and has a monoclinic crystal structure belonging to the space group P21/c.

Inventors:
Nobuhiro Ogiwara
Application Number:
JP2012539749A
Publication Date:
July 20, 2016
Filing Date:
October 19, 2011
Export Citation:
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Assignee:
Toyota Central R & D Labs.
International Classes:
H01M4/60; H01M4/13; H01M4/131; H01M4/137; H01M4/505; H01M4/525; H01M4/66; H01M10/0525; H01M10/0569; H01M50/216
Domestic Patent References:
JP2008287976A2008-11-27
JP2009037868A2009-02-19
JP2007508709A2007-04-05
JP2010118320A2010-05-27
JP2004342605A2004-12-02
JP2004111374A2004-04-08
JP2008287976A2008-11-27
JP2009037868A2009-02-19
JP2007508709A2007-04-05
JP2010118320A2010-05-27
JP2004342605A2004-12-02
JP2004111374A2004-04-08
Foreign References:
WO2012035648A12012-03-22
WO2012035648A12012-03-22
Attorney, Agent or Firm:
Aitec International Patent Office