Invention Application
- Patent Title: POSITIVE ELECTRODE FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE SAME
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Application No.: US17692704Application Date: 2022-03-11
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Publication No.: US20220352502A1Publication Date: 2022-11-03
- Inventor: San MOON , Duckjae YOU , Jihyun JANG , Seongho JEON
- 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
- Priority: KR10-2021-0032811 20210312
- Main IPC: H01M4/36
- IPC: H01M4/36 ; H01M4/505 ; H01M4/525 ; H01M4/485 ; H01M4/58 ; H01M10/0525

Abstract:
Provided are a positive electrode for a rechargeable lithium battery and a rechargeable lithium battery including the same. The positive electrode for a rechargeable lithium battery includes a current collector, a first positive electrode active material layer on the current collector and including a first positive electrode active material, and a second positive electrode active material layer on the first positive electrode active material layer and including a second positive electrode active material, wherein the first positive electrode active material layer includes ceramic particles, a particle diameter of each of the ceramic particles is in a range from about 10 nm to about 500 nm, and the ceramic particles are included only in the first positive electrode active material layer.
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