| 发明名称 |
CATHODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERIES SURFACE-TREATED WITH FLUORINE COPOLYMER AND METHOD OF MANUFACTURING THE SAME |
| 摘要 |
Disclosed are a cathode active material for lithium secondary batteries including lithium-containing metal oxide particles; a first surface treatment layer formed on the surfaces of the lithium-containing metal oxide particles and including at least one compound selected from the group consisting of fluorine-doped metal oxides and fluorine-doped metal hydroxides; and a second surface treatment layer formed on a surface of the first surface treatment layer and including a fluorine copolymer, and a method of manufacturing the same. |
| 申请公布号 |
US2016260979(A1) |
申请公布日期 |
2016.09.08 |
| 申请号 |
US201415032178 |
申请日期 |
2014.11.07 |
| 申请人 |
LG CHEM, LTD. |
发明人 |
Park Byung Chun;Jung Wang Mo;Oh Sang Seung;Park Sungbin;Kim Ji Hye |
| 分类号 |
H01M4/62;H01M4/66;H01M4/525;H01M4/505;H01M4/38;H01M10/0585;H01M4/04;H01M2/16;H01M10/0525;H01M10/0568;H01M10/0569;H01M4/131;H01M4/1391 |
主分类号 |
H01M4/62 |
| 代理机构 |
|
代理人 |
|
| 主权项 |
1. A cathode active material for lithium secondary batteries comprising:
lithium-containing metal oxide particles; a first surface treatment layer formed on the surfaces of the lithium-containing metal oxide particles and comprising at least one compound selected from the group consisting of fluorine-doped metal oxides and fluorine-doped metal hydroxides; and a second surface treatment layer formed on a surface of the first surface treatment layer and comprising a fluorine copolymer. |
| 地址 |
Seoul KR |
