| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a nonaqueous electrolyte secondary battery normally providing a function as the battery, such as cycle characteristics or storage characteristics in the nonaqueous electrolyte secondary battery having high capacity with a positive electrode and a negative electrode both highly densified. <P>SOLUTION: In the nonaqueous electrolyte secondary battery is quipped with a negative plate, a positive plate, and a separator or a lithium ion conductive layer, a porous insulation layer having a low compression deformation ratio is installed in at least one of an interface between the separator or the lithium ion conductive layer and the negative plate and an interface between the separator or the lithium ion conductive layer and the positive plate. <P>COPYRIGHT: (C)2007,JPO&INPIT |
