| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an inexpensive flat alkaline primary battery having large battery capacity and superior heat resistance. <P>SOLUTION: In the alkaline primary battery 1 wherein an opening 3a of a negative electrode can 3 is fitted in an opening 2a of a positive electrode can 2 and a separator 6 is arranged at an airtight space formed by sealing the positive electrode can 2 and negative electrode can 3 via a gasket 4 and a positive electrode mixing agent 5 in which nickel oxyhydroxide is a main component is arranged at a positive electrode side and a negative electrode mixing agent 7 in which zinc alloy powder is a main component is arranged at a negative electrode side and an alkaline electrolyte is filled up in the airtight space, the nickel oxyhydroxide of the positive electrode mixing agent 5 has a half width of 0.3 to 0.7 deg./2θ on a (001) plane at a powder X-ray diffraction pattern, and has a half width of 4.0 to 10.0 deg./2θ on a (101) plane. <P>COPYRIGHT: (C)2009,JPO&INPIT |
