| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a lithium secondary battery having high level of reliability and safety, as well as having excellent storage characteristics and charge/discharge cycle characteristics. <P>SOLUTION: The lithium secondary battery comprises an anode 2, a cathode 1, organic electrolyte, and a separator 3, the separator 3 having an insulation layer, the thickness of the separator being 5 μm or more and 30 μm or less, and the total moisture content of the organic electrolyte being 500 ppm or less. <P>COPYRIGHT: (C)2013,JPO&INPIT |
