| 发明名称 |
MICROPOROUS POLYOLEFIN MEMBRANE, ITS PRODUCTION METHOD, BATTERY SEPARATOR AND BATTERY |
| 摘要 |
<p>A microporous polyolefin membrane comprising a polyethylene resin, and polypropylene having a weight-average molecular weight of 6×105 or more and a heat of fusion of 90 J/g or more (measured by a differential scanning calorimeter), a fraction having a molecular weight of 1.8×106 or more being 10% or more by mass of the polypropylene.</p> |
| 申请公布号 |
EP2018406(A4) |
申请公布日期 |
2010.05.19 |
| 申请号 |
EP20070743754 |
申请日期 |
2007.05.15 |
| 申请人 |
TONEN CHEMICAL CORPORATION |
发明人 |
OZAKI, HIROYUKI;KIMISHIMA, KOTARO;KONO, KOICHI;BRANT, PATRICK;LIN, ZERONG;BRINEN, JEFFERY, LAWRENCE |
| 分类号 |
C08J9/00;B29C67/20;H01M2/16 |
主分类号 |
C08J9/00 |
| 代理机构 |
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代理人 |
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