| abstract |
The present invention relates to a lithium-containing metal oxide particle; one or more compounds formed on the surface of the lithium-containing metal oxide particle and selected from the group consisting of a fluorine-doped metal oxide and a fluorine-doped metal hydroxide And a second surface treatment layer formed on the surface of the first surface treatment layer and containing a fluoropolymer; and for a lithium secondary battery, comprising: a first surface treatment layer containing a fluorine polymer; The present invention relates to a positive electrode active material and a manufacturing method thereof. |