发明名称 |
Dreilagiger, mikroporöser Batterieseparator |
摘要 |
<p>The present invention is directed to a shutdown, trilayer battery separator comprising a first and third microporous polypropylene membrane sandwiching a microporous polyethylene membrane. The separator has a first and a third microporous membranes sandwiching a second microporous membrane. The first and the third membranes have a greater puncture strength than the second membrane. The second membrane has a lower melting temperature than either the first or the third membranes.</p> |
申请公布号 |
DE69512877(D1) |
申请公布日期 |
1999.11.25 |
申请号 |
DE1995612877 |
申请日期 |
1995.12.14 |
申请人 |
CELGARD LLC, CHARLOTTE |
发明人 |
YU, WEI-CHING |
分类号 |
B32B5/22;B01D67/00;B01D69/12;B01D71/26;B29C55/02;B29D7/00;B32B5/18;B32B27/32;H01M2/16;H01M6/50;(IPC1-7):H01M2/16 |
主分类号 |
B32B5/22 |
代理机构 |
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代理人 |
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主权项 |
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地址 |
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