Lithium secondary battery cathode active material, manufacturing method thereof, and lithium secondary battery comprising the same
KR103003569B1Active Publication Date: 2026-08-12ECOPRO BM CO LTD
Patent Information
- Authority / Receiving Office
- KR · KR
- Patent Type
- Patents
- Current Assignee / Owner
- Filing Date
- 2024-12-20
- Publication Date
- 2026-08-12
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Figure 112024142171635-PAT00002_ABST
Abstract
본 발명은 하기 화학식 1로 표시되는 리튬 과잉 층상계 산화물; 및 상기 화학식 1로 표시되는 리튬 과잉 층상계 산화물 표면에 이온전도성 코팅층;을 포함한다. [화학식 1]rLi2MnO3·(1-r)LiaNixCoyMnzM11-(x+y+z)O2(상기 화학식 1에서 0<r≤0.6, 0<a≤1, 0≤x≤1, 0≤y<1, 0≤z<1, 및 0<x+y+z≤1 이고, 상기 M1은 Na, K, Mg, Al, Fe, Cr, Y, Sn, Ti, B, P, Zr, Ru, Nb, W, Ba, Sr,La, Ga, Mg, Gd, Sm, Ca, Ce, Fe, Al, Ta, Mo, Sc, V, Zn, Cu, In, S, B , Ge, Si 및 Bi 중에서 선택되는 적어도 어느 하나 이상임).
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Citation Information
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