| 摘要 |
A flat primary battery capable of enhancing the productivity and a method for manufacturing the same are disclosed. The flat primary battery is a flat alkaline primary battery including a positive electrode mixture, a negative electrode mixture, and an electrolytic solution in a can, wherein the negative electrode mixture includes a zinc powder or a zinc alloy powder and an insulating powder of a non-metal which does not react with an electrolytic solution and which has an average particle diameter of 110 µm or more, the value of which is from 60 % to 140 % of an average particle diameter of the zinc powder or zinc alloy powder. |
