Title:
ナトリウム二次電池
Document Type and Number:
Japanese Patent JP5756068
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a sodium secondary battery excellent in cost performance and cycle characteristics.SOLUTION: The present invention relates to a sodium secondary battery comprising: a positive electrode containing a substance capable of inserting and detaching sodium ions; a negative electrode containing metallic sodium, a sodium-containing substance or a substance capable of inserting and detaching sodium ions; and an electrolyte having sodium ion conductivity. The substance capable of inserting and detaching sodium ions in the positive electrode contains Prussian blue (Fe[Fe(CN)]). A positive electrode material may be a Prussian blue analogue (NaFe[Fe(CN)](where, 0
Inventors:
Masahiko Hayashi
Yui Yuuki
Yoko Ono
Hironobu Minowa
Katsuya Hayashi
Ryuichi Kobayashi
Yui Yuuki
Yoko Ono
Hironobu Minowa
Katsuya Hayashi
Ryuichi Kobayashi
Application Number:
JP2012197508A
Publication Date:
July 29, 2015
Filing Date:
September 07, 2012
Export Citation:
Assignee:
Nippon Telegraph and Telephone Corporation
International Classes:
H01M10/054; H01M4/02; H01M4/04; H01M4/136; H01M4/139; H01M4/1397; H01M4/58; H01M4/62; H01M10/0562; H01M10/0565; H01M10/0566; H01M10/36
Domestic Patent References:
| JP2011180469A | ||||
| JP58121559A | ||||
| JP2013152869A |
Attorney, Agent or Firm:
Patent Business Corporation Tani/Abe Patent Office
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