| 摘要 |
<p>A manganese dry battery of the present invention includes a positive electrode material mixture including manganese dioxide, a negative electrode can including zinc, a separator layer disposed between the positive electrode material mixture and the negative electrode can; and an electrolyte. The content of nickel in the positive electrode material mixture is 0.04% by weight or less, and the content of sodium in the electrolyte is 0.8% by weight or less. The present invention provides a highly reliable manganese dry battery with excellent storage characteristics in which the drop in battery voltage during storage is suppressed.</p> |
