发明名称 |
METHOD FOR PREPARING SEPARATION MEMBRANE FOR ELECTROCHEMICAL DEVICE, AND SEPARATION MEMBRANE FOR ELECTROCHEMICAL DEVICE PREPARED THEREBY |
摘要 |
A method of manufacturing a separator for an electrochemical device according to an exemplary embodiment of the present disclosure includes extruding a resin composition including polyolefin and a diluent, stretching the extruded resin composition to obtain a polyolefin film, extracting the diluent from the obtained polyolefin film to obtain a porous polyolefin film, coating a slurry for forming a porous coating layer on at least one surface of the porous polyolefin film, and heat setting the porous polyolefin film coated with the slurry to obtain a composite separator with a porous coating layer. |
申请公布号 |
EP3024061(A4) |
申请公布日期 |
2017.02.22 |
申请号 |
EP20140857620 |
申请日期 |
2014.10.31 |
申请人 |
LG Chem, Ltd. |
发明人 |
RYU, Bi-Oh;SONG, Heon-Sik |
分类号 |
H01M2/16;H01M2/14;H01M10/052 |
主分类号 |
H01M2/16 |
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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