Primary batteries AAA and lithium primary battery AA lithium

摘要

A positive electrode 1, the positive electrode active material iron disulfide, and a negative electrode 2, negative electrode active material of lithium primary battery AA lithium is provided with an electrode group 4 which is wound through a separator 3. Is in the range of 0.86~1.1g, the cumulative volume of pores in the range of 0.1~10μm pore size of the separator 3, the mass of the portion facing the positive electrode 1 of the negative electrode 2, 0.25ml and / g or less, the Gurley number of the separator 3 is in the range of 100~1000sec / 100ml.