Title:
アルカリ蓄電池
Document Type and Number:
Japanese Patent JP4342186
Kind Code:
B2
Abstract:
An alkaline storage battery having a negative electrode made from a hydrogen absorbing alloy represented by the formula Ln1-xMgxNiy-aMa (where Ln is at least one element selected from rare earth elements, M is at least one element selected from the group consisting of Al, V, Nb, Ta, Cr, Mo, Mn, Fe, Co, Ga, Zn, Sn, In, Cu, Si and P, 0.05<=x<0.20, 2.8<=y<=3.9 and 0.10<=a<=0.50) and carbon as a conductive agent, a positive electrode of nickel hydroxide as an active material, and an alkaline electrolyte, and the alkaline storage battery contains not greater than 0.01 weight % of hydrogen or not greater than 0.13 weight % of water in the hydrogen absorbing alloy when the battery is activated and is discharged to 1.0 V at one hour rate (It).
Inventors:
Shigekazu Yasuoka
Toruyuki Murata
Jun Ishida
Toruyuki Murata
Jun Ishida
Application Number:
JP2003008976A
Publication Date:
October 14, 2009
Filing Date:
January 17, 2003
Export Citation:
Assignee:
Sanyo Electric Co., Ltd.
International Classes:
H01M10/30; C22C19/00; H01M4/24; H01M4/32; H01M4/38; H01M4/40; H01M4/62; H01M10/24; H01M10/34; H01M4/42
Domestic Patent References:
| JP2001307721A |
Attorney, Agent or Firm:
Katsuaki Matsukawa
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