| 申请日期 | 2025-07-17 | 申请号 | JP2001089498 |
| 公开（公告）号 | JP4147748B2 | 公开（公告）日 | 2008-09-10 |
| 公开国别 | JP | 申请人省市代码 | 全国 |
| 申请人 | Matsushita Electric Industrial Co Ltd5821 | ||
| 简介 | PROBLEM TO BE SOLVED : To provide a nickel-hydrogen secondary cell having excellent high- temperature charging efficiency. SOLUTION : The nickel-hydrogen secondary cell having excellent high- temperature charging efficiency can be provided by using a positive electrode comprising nickel hydroxide particles and at least one of rare earth compounds obtained by treating a rare earth oxide with an aqueous alkali solution and an oxidizing agent. | ||
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