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Title:
SODIUM SECONDARY BATTERY ACTIVE MATERIAL, SODIUM SECONDARY BATTERY ELECTRODE, SODIUM SECONDARY BATTERY
Document Type and Number:
WIPO Patent Application WO/2013/146930
Kind Code:
A1
Abstract:
A sodium secondary battery active material enabling achievement of a sodium secondary battery with excellent discharge capacity retention rate during repeated charging and discharging, a sodium secondary battery electrode containing said sodium secondary battery active material, and a sodium secondary battery provided with said sodium secondary battery electrode are provided. This sodium secondary battery active material contains an oxycarboxylic acid salt capable of doping and dedoping sodium ions. This sodium secondary battery electrode contains said sodium secondary battery active material. This sodium secondary battery is provided with a first electrode, a second electrode and a nonaqueous electrolyte, wherein the first electrode comprises the sodium secondary battery electrode.

Inventors:
CHUJO NOBUHITO (JP)
CHIHARA KUNIKO (JP)
OKADA SHIGETO (JP)
KUZE SATORU (JP)
Application Number:
PCT/JP2013/059109
Publication Date:
October 03, 2013
Filing Date:
March 27, 2013
Export Citation:
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Assignee:
UNIV KYUSHU NAT UNIV CORP (JP)
SUMITOMO CHEMICAL CO (JP)
International Classes:
H01M4/60; H01M10/054; H01M10/0566
Domestic Patent References:
WO2009118990A12009-10-01
Foreign References:
JP2012046539A2012-03-08
JP2009129741A2009-06-11
JP2010027538A2010-02-04
Attorney, Agent or Firm:
SHIGA Masatake et al. (JP)
Masatake Shiga (JP)
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