发明名称 |
Electrical separator, method for making same and use thereof in high-power lithium cells |
摘要 |
This object is achieved by an electrical separator according to the invention, comprising a sheetlike flexible substrate having a multiplicity of openings and having a coating on and in said substrate, said substrate being a polymeric nonwoven and said coating being a porous electrically insulating ceramic coating, said separator being characterized by said nonwoven having a thickness of less than 30 μm, a porosity of more than 50% and a pore radius distribution in which at least 50% of the pores have a pore radius from 75 to 150 μm.
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申请公布号 |
US7807286(B2) |
申请公布日期 |
2010.10.05 |
申请号 |
US20050524143 |
申请日期 |
2005.02.11 |
申请人 |
EVONIK DEGUSSA GMBH |
发明人 |
HENNIGE VOLKER;HYING CHRISTIAN;HOERPEL GERHARD |
分类号 |
D06M11/45;H01M2/14;B32B27/12;D06M11/46;D06M11/48;D06M11/79;D06M13/513;D06M23/08;D06M101/20;D06M101/28;D06M101/32;H01M2/16;H01M2/18;H01M10/0525;H01M10/36 |
主分类号 |
D06M11/45 |
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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