| 发明名称 |
POROUS FILM AND SEPARATOR FOR NONAQUEOUS ELECTROLYTE SECONDARY BATTERY |
| 摘要 |
<p>Provided is a porous film formed from a polyolefin-based resin containing an ethylene-±-olefin copolymer including a structural unit derived from ethylene and a structural unit derived from one or more kinds of monomers selected from ±-olefins having 4 to 10 carbon atoms, wherein a shutdown temperature is 125°C or lower.</p> |
| 申请公布号 |
EP2070975(B1) |
申请公布日期 |
2012.01.25 |
| 申请号 |
EP20070807897 |
申请日期 |
2007.09.25 |
| 申请人 |
SUMITOMO CHEMICAL COMPANY, LIMITED |
发明人 |
TAKATA, ATSUHIRO;KURODA, RYUMA;KUMAMOTO, SHIN-ICHI |
| 分类号 |
C08J9/00;C08J5/18;H01M2/16;H01M10/058 |
主分类号 |
C08J9/00 |
| 代理机构 |
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