- Patent Title: Separator, including composite coating layer containing inorganic particles and hydrophilic organic compound arranged on web of organic fibers, preparation method of same, and secondary battery comprising same
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Application No.: US17436758Application Date: 2019-12-19
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Publication No.: US12183947B2Publication Date: 2024-12-31
- Inventor: Jungjin Moon
- Applicant: SAMSUNG SDI CO., LTD.
- Applicant Address: KR Yongin-si
- Assignee: SAMSUNG SDI CO., LTD.
- Current Assignee: SAMSUNG SDI CO., LTD.
- Current Assignee Address: KR Yongin-si
- Agency: Lee IP Law, P.C.
- Priority: KR10-2019-0025857 20190306
- International Application: PCT/KR2019/095050 WO 20191219
- International Announcement: WO2020/179998 WO 20200910
- Main IPC: H01M50/446
- IPC: H01M50/446 ; H01M10/0525 ; H01M50/403 ; H01M50/409 ; H01M50/414 ; H01M50/44 ; H01M50/454 ; H01M50/489 ; H01M50/491
Abstract:
The present disclosure relates to a separator, a method of preparing the separator, and a secondary battery comprising the separator, the separator including: a web structure of organic fibers; and a composite coating layer arranged on the organic fibers, wherein the composite coating layer includes heat-resistant inorganic particles and a hydrophilic organic compound.
Public/Granted literature
- US20220190440A1 SEPARATOR, PREPARATION METHOD OF SAME, AND SECONDARY BATTERY COMPRISING SAME Public/Granted day:2022-06-16
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