发明名称 |
NEGATIVE-ELECTRODE MATERIAL FOR NICKEL HYDROGEN BATTERY, METHOD OF TREATING THE SAME, AND NICKEL HYDROGEN BATTERY |
摘要 |
A negative electrode material for a nickel-metal hydride battery containing a hydrogen-absorbing alloy represented by a general formula: Mm 1-a T 1 a Ni x Al y Mn z Co b T 2 c, in which: Mm is at least one of light rare earth elements; T 1 is at least one selected from the group consisting of Mg, Ca, Sr and Ba; T 2 is at least one selected from the group consisting of Sn, Cu and Fe; and 0.015 ‰¦ a ‰¦ 0.5, 2.5 ‰¦ x ‰¦ 4.5, 0.05 ‰¦ y + z ‰¦ 2, 0 ‰¦ b ‰¦ 0.6, 0 ‰¦ c ‰¦ 0.6 and 5.6 ‰¦ x + y + z + b + c ‰¦ 6 are satisfied. |
申请公布号 |
EP2128914(A1) |
申请公布日期 |
2009.12.02 |
申请号 |
EP20080710441 |
申请日期 |
2008.02.20 |
申请人 |
PANASONIC CORPORATION |
发明人 |
OHYAMA, HIDEAKI;NAKATSUJI, KYOKO;KIKUYAMA, SUSUMU;DANSUI, YOSHITAKA |
分类号 |
H01M4/38;B22F1/00;C22C9/02;C22C19/00;H01M10/26;H01M10/34 |
主分类号 |
H01M4/38 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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