| 申请日期 | 2025-09-15 | 申请号 | US16326894 |
| 公开（公告）号 | US20190190019A1 | 公开（公告）日 | 2019-06-20 |
| 公开国别 | US | 申请人省市代码 | 全国 |
| 申请人 | Samsung SDI Co Ltd | ||
| 简介 | Provided are a composite cathode active material for a lithium ion battery including a nickel-rich lithium nickel-based compound having a nickel content of 50 to 100 mol % based on a total content of transition metals; and a coating film including a rare earth metal hydroxide and disposed on the surface of the nickel-rich lithium nickel-based compound, a manufacturing method therefor, and a lithium ion battery including a cathode including the composite cathode active material. | ||
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