| 摘要 |
<p>Surface-treated steel sheet for a battery case, small in internal resistance and capable of maintaining a discharge level for a long time; a battery case; and a battery comprising them. The surface-treated steel sheet comprises a bismuth layer to be included in the outermost layer on the inner side of a battery case; or a bismuth layer to be formed on the outermost layer on the inner side of a battery case.</p> |
