| 发明名称 |
MULTI-LAYER, MICROPOROUS MEMBRANE, BATTERY SEPARATOR AND BATTERY |
| 摘要 |
<p>Disclosed herein is a multi-layer, microporous polyolefin membrane comprising a first porous layer of a polyethylene, and a second porous layer comprising a polyethylene, and polypropylene having a weight-average molecular weight of 6×105 or more and a fraction having a molecular weight of 1.8×106 or more being 10% or more by mass.</p> |
| 申请公布号 |
EP2057014(A4) |
申请公布日期 |
2009.08.19 |
| 申请号 |
EP20070806894 |
申请日期 |
2007.08.31 |
| 申请人 |
TONEN CHEMICAL CORPORATION |
发明人 |
OZAKI, HIROYUKI;KIMISHIMA, KOTARO;KONO, KOICHI;BRANT, PATRICK;BRINEN, JEFFREY L.;LIN, ZERONG |
| 分类号 |
B32B27/32;H01M2/16 |
主分类号 |
B32B27/32 |
| 代理机构 |
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代理人 |
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| 主权项 |
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