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The hydrogen storage alloy 发明授权

2023-08-03 3940 69K 0

专利信息

申请日期 2025-07-10 申请号 JP2003400296
公开(公告)号 JP4462909B2 公开(公告)日 2010-05-12
公开国别 JP 申请人省市代码 全国
申请人 Mitsui Mining amp; Smelting Co Ltd6183
简介 PROBLEM TO BE SOLVED : To provide a hydrogen storage alloy having excellent pulverization characteristics and hydrogen storage properties and also, battery characteristics of having high capacity and suppressing internal-pressure rise in a battery. SOLUTION : This hydrogen storage alloy is an AB5-type hydrogen storage alloy having a CaCu5-type crystal structure represented by general formula MmNiaMnbAlcCod(wherein, Mm is misch metal; and 3.60≤a≤3.90, 0.30≤b≤0.5, 0.20≤c≤0.4, 0.60≤d≤0.80 and 5.10≤a+b+c+d≤5.30 are satisfied), and the lattice length of the C axis is ≥4.055 Å. COPYRIGHT : (C)2005, JPO&NCIPI


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