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Title:
NEGATIVE ELECTRODE MATERIAL FOR METAL-AIR SECONDARY BATTERY, METAL-AIR SECONDARY BATTERY INCLUDING THE SAME, AND METHOD FOR MANUFACTURING NEGATIVE ELECTRODE MATERIAL FOR METAL-AIR SECONDARY BATTERY
Document Type and Number:
Japanese Patent JP2016103474
Kind Code:
A
Abstract:
PROBLEM TO BE SOLVED: To provide: a negative electrode material for a metal-air secondary battery, which allows a metal-air secondary battery to exhibit adequate charge/discharge performances; a metal-air secondary battery including the negative electrode material as a metal electrode; and a method for manufacturing the negative electrode material for a metal-air secondary battery.SOLUTION: A negative electrode material for a metal-air secondary battery is a negative electrode material used for a metal-air secondary battery, which comprises: a current collector; and iron or iron oxide supported by the current collector. It is preferable that the current collector has electron conductivity and porosity which allows a liquid or solid electrolyte to touch the iron or iron oxide. It is more preferable that the current collector has (a) a mesh structure in which fibers having electron conductivity are regularly arrayed, (b) a nonwoven fabric structure in which fibers having electron conductivity are randomly arrayed, (c) a three dimensional network structure having independent holes or continuous holes; or (d) a structure composed of a combination of these structures. The current collector may be a piece of carbon paper.SELECTED DRAWING: Figure 3

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Inventors:
HAYASHI KAZUSHI
SAKAMOTO HISATOSHI
MATSUDA ATSUNORI
MUTO HIROYUKI
KAWAMURA TAKESHI
MAEDA YASUTAKA
Application Number:
JP2015218514A
Publication Date:
June 02, 2016
Filing Date:
November 06, 2015
Export Citation:
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Assignee:
KOBE STEEL LTD
UNIV TOYOHASHI TECHNOLOGY
International Classes:
H01M12/08; H01M4/131; H01M4/134; H01M4/1391; H01M4/1395; H01M4/66; H01M4/80
Domestic Patent References:
JP2013134838A2013-07-08
JP2012074371A2012-04-12
JP2012094509A2012-05-17
JPS5178923U1976-06-22
Foreign References:
WO2011115176A12011-09-22
Attorney, Agent or Firm:
Hajime Amano
Yoshinori Ikeda
Hiroshi Ogawa
Koji Ishida
Kazuki Kagami
Kenichi Fujinaka