Invention Grant
- Patent Title: Composite membrane for lithium battery, cathode for lithium battery, and lithium battery comprising the composite membrane
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Application No.: US16101783Application Date: 2018-08-13
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Publication No.: US10854879B2Publication Date: 2020-12-01
- Inventor: Hongsoo Choi , Dongjin Lee , Wonseok Chang
- Applicant: Samsung Electronics Co., Ltd. , Samsung SDI Co., Ltd.
- Applicant Address: KR Gyeonggi-Do KR Gyeonggi-Do
- Assignee: SAMSUNG ELECTRONICS CO., LTD.,SAMSUNG SDI CO., LTD.
- Current Assignee: SAMSUNG ELECTRONICS CO., LTD.,SAMSUNG SDI CO., LTD.
- Current Assignee Address: KR Gyeonggi-Do KR Gyeonggi-Do
- Agency: Cantor Colburn LLP
- Priority: KR10-2017-0126353 20170928; KR10-2018-0066092 20180608
- Main IPC: H01M4/60
- IPC: H01M4/60 ; H01M10/052 ; H01M4/62 ; C08L33/04 ; H01M2/16 ; H01M4/38 ; H01M4/02 ; C08F220/28 ; H01M4/13 ; H01M10/0525
Abstract:
A composite membrane for a lithium battery, a cathode for a lithium battery, and a lithium battery including the composite membrane. The composite membrane includes a copolymer including a first repeating unit represented by Formula 1 and a second repeating unit represented by Formula 2: wherein Ar1, R1, R2, R3, A, Y−, and m in Formula 1, and R4 to R7, a, and n in Formula 2, are the same as defined in the specification.
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