| 发明名称 |
POLYPROPYLENE MICROPOROUS MEMBRANE FOR BATTERY SEPARATOR |
| 摘要 |
A battery separator is a polypropylene microporous membrane, made from a beta-nucleated precursor, and having an electrical resistance of less than 30 ohms-inches per mil, and a puncture strength of greater than 400 grams-force per mil. |
| 申请公布号 |
CA2273127(A1) |
申请公布日期 |
1999.12.26 |
| 申请号 |
CA19992273127 |
申请日期 |
1999.05.27 |
| 申请人 |
CELGARD LLC |
发明人 |
WENSLEY, C. GLEN;FISHER, HAROLD M. |
| 分类号 |
B32B5/18;B32B27/32;C08J5/18;C08J5/22;H01M2/16;(IPC1-7):H01M2/16 |
主分类号 |
B32B5/18 |
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