Title:
SEPARATOR STRUCTURE, MANUFACTURING METHOD THEREFOR, AND SECONDARY BATTERY USING SAME
Document Type and Number:
WIPO Patent Application WO/2021/230622
Kind Code:
A1
Abstract:
The present invention can be applied to a technical field related to secondary batteries and, for example, relates to a separator for a lithium ion secondary battery, a manufacturing method therefor, and a secondary battery using same. The present invention relates to a separator structure provided inside a secondary battery, the structure being capable of comprising: a porous support comprising a first surface and a second surface; and an ion surface-treated nanocellulose fiber placed on the first surface and/or the second surface of the support.
Inventors:
LIM EUNJA (KR)
LEE HONGCHEOL (KR)
KANG EUNSECK (KR)
LEE JUCHUL (KR)
PARK KOUN (KR)
LEE MISUN (KR)
LEE HONGCHEOL (KR)
KANG EUNSECK (KR)
LEE JUCHUL (KR)
PARK KOUN (KR)
LEE MISUN (KR)
Application Number:
PCT/KR2021/005884
Publication Date:
November 18, 2021
Filing Date:
May 11, 2021
Export Citation:
Assignee:
LG ELECTRONICS INC (KR)
International Classes:
H01M50/429; B01D67/00; B01D71/02; B01D71/10; B01D71/26; C09D7/65; C09D101/08; H01M50/403; H01M50/431; H01M50/449
Foreign References:
| JP2018106865A | 2018-07-05 | |||
| JP2014232845A | 2014-12-11 | |||
| JP2018063296A | 2018-04-19 | |||
| KR20160043768A | 2016-04-22 | |||
| KR20210038490A | 2021-04-07 |
Attorney, Agent or Firm:
KBK & ASSOCIATES (KR)
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