- Patent Title: Lithium secondary battery including separator with ceramic layer having first ceramic particle bonded to second ceramic particle and manufacturing method the same
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Application No.: US16573037Application Date: 2019-09-17
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Publication No.: US11289768B2Publication Date: 2022-03-29
- Inventor: Dongjun Kim , Yeolmae Yeo , Yoon Sung Lee , Jieun Lee , Sang Mok Park , Seung-Min Oh
- Applicant: Hyundai Motor Company , Kia Motors Corporation
- Applicant Address: KR Seoul; KR Seoul
- Assignee: Hyundai Motor Company,Kia Motors Corporation
- Current Assignee: Hyundai Motor Company,Kia Motors Corporation
- Current Assignee Address: KR Seoul; KR Seoul
- Agency: Mintz Levin Cohn Ferris Glovsky and Popeo, P.C.
- Agent Peter F. Corless
- Priority: KR10-2018-0161204 20181213
- Main IPC: H01M50/411
- IPC: H01M50/411 ; H01M10/0525 ; H01M50/403 ; H01M50/449
Abstract:
Disclosed are a lithium secondary battery including: a positive electrode; a negative electrode; an electrolyte; and a separator including a separator substrate and a ceramic layer formed on one surface or both surfaces of the separator substrate. Particularly, the ceramic layer may include a first ceramic particle including an epoxide group and a second ceramic particle including an amine group, and the first ceramic particle may be chemically bonded to the second ceramic particle.
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