| 摘要 |
An alkaline battery comprising a positive electrode, a negative electrode, a separator disposed between the positive electrode and the negative electrode; and an alkaline electrolyte, wherein the positive electrode includes manganese dioxide and graphite; the cumulative pore volume of pores with diameters of 3 to 5 nm in the manganese dioxide is X (cm3/g), and the weight loss rate of the manganese dioxide when heated from 150 to 400° C. is Y (%), X and Y satisfying 0.005<=X<=0.011, 3.4<=Y<=3.9, and -16.7X+3.58<=Y<=66.7X+3.17; the negative electrode includes zinc; and the alkaline electrolyte includes an aqueous potassium hydroxide solution.
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