| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a separator capable of avoiding malfunctions due to static electricity and improving the battery characteristics, in addition to heat resistivity and shutdown features. <P>SOLUTION: In the separator for a nonaqueous battery, a heat-resistant porous layer is covered at one side or both sides of a polyolefin fine porous film, and the separator has 0.01 to 0.5 g/m<SP>2</SP>equilibrium moisture content at 20°C and 40% relative humidity, and contains 0.005 to 0.1 g/m<SP>2</SP>moisture. <P>COPYRIGHT: (C)2011,JPO&INPIT |
