- Patent Title: Composite positive electrode active material, method of preparing the same, positive electrode including composite positive electrode active material,and lithium battery including positive electrode
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Application No.: US17748307Application Date: 2022-05-19
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Publication No.: US12015151B2Publication Date: 2024-06-18
- Inventor: Donghee Yeon , Byoungwoo Kang , Junghwa Lee , Byungjin Choi , Sukgi Hong , Jinsu Ha
- Applicant: Samsung Electronics Co., Ltd. , POSTECH ACADEMY-INDUSTRY FOUNDATION
- Applicant Address: KR Suwon-si
- Assignee: SAMSUNG ELECTRONICS CO., LTD.,POSTECH ACADEMY-INDUSTRY FOUNDATION
- Current Assignee: SAMSUNG ELECTRONICS CO., LTD.,POSTECH ACADEMY-INDUSTRY FOUNDATION
- Current Assignee Address: KR Gyeonggi-Do; KR Pohang-si
- Agency: CANTOR COLBURN LLP
- Priority: KR 20180146770 2018.11.23
- Main IPC: H01M4/505
- IPC: H01M4/505 ; H01M4/02 ; H01M4/04 ; H01M4/1391 ; H01M4/36 ; H01M4/525 ; H01M10/0525
Abstract:
A composite positive active material represented by Formula 1,
LiaNibCOcMndMeO2 Formula 1
wherein, in Formula 1, M is zirconium (Zr), aluminum (Al), rhenium (Re), vanadium (V), chromium (Cr), iron (Fe), gallium (Ga), silicon (Si), boron (B), ruthenium (Ru), titanium (Ti), niobium (Nb), molybdenum (Mo), magnesium (Mg), or platinum (Pt), 1.1≤a≤1.3, b+c+d+e≤1, 0≤b≤0.3, 0≤c≤0.3, 0
LiaNibCOcMndMeO2 Formula 1
wherein, in Formula 1, M is zirconium (Zr), aluminum (Al), rhenium (Re), vanadium (V), chromium (Cr), iron (Fe), gallium (Ga), silicon (Si), boron (B), ruthenium (Ru), titanium (Ti), niobium (Nb), molybdenum (Mo), magnesium (Mg), or platinum (Pt), 1.1≤a≤1.3, b+c+d+e≤1, 0≤b≤0.3, 0≤c≤0.3, 0
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