| 发明名称 |
Battery separator-pin removal |
| 摘要 |
A method for removing a pin from a battery assembly by the step of providing a separator comprising: a microporous membrane having an exterior surface portion of polypropylene, the polypropylene including at least 50 ppm of metallic stearate, preferably calcium stearate Static and being adapted to exhibit a pin removal force <=7100 G.
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| 申请公布号 |
US6692867(B2) |
申请公布日期 |
2004.02.17 |
| 申请号 |
US20010976982 |
申请日期 |
2001.10.12 |
| 申请人 |
CELGARD INC. |
发明人 |
NARK ROBERT A.;CALL RONALD W.;SIMMONS DONALD K.;FEREBEE MARK W. |
| 分类号 |
H01M2/14;H01M2/16;H01M6/10;(IPC1-7):H01M2/16 |
主分类号 |
H01M2/14 |
| 代理机构 |
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