发明名称 |
Nickel-metal hydride storage battery |
摘要 |
A nickel-metal hydride storage battery having a spirally wound electrode group including: (a) a positive electrode including an active material layer containing nickel hydroxide and a positive electrode core material; (b) a negative electrode including an active material layer containing a hydrogen storage alloy and a negative electrode core material; and (c) a separator interposed between the positive and negative electrodes, wherein the separator includes a hydrophilicity-imparted non-woven fabric including polyolefin or polyamide and has a thickness of 0.04 to 0.09 mm, and the percentage occupied by the cross section "S<SUB>S</SUB>" of the separator in the transverse cross section "S" of the electrode group is not greater than 25%.
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申请公布号 |
US7435511(B2) |
申请公布日期 |
2008.10.14 |
申请号 |
US20030420894 |
申请日期 |
2003.04.23 |
申请人 |
MATSUSHITA ELECTRIC INDUSTRIAL CO., LTD. |
发明人 |
TSUJI YOICHIRO;NAKAI HARUYA;MURAOKA YOSHIYUKI |
分类号 |
H01M2/16;H01M4/66;H01M2/14;H01M2/18;H01M4/02;H01M4/24;H01M4/32;H01M4/58;H01M6/10;H01M10/30;H01M10/34 |
主分类号 |
H01M2/16 |
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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