abstract |
The present invention relates to a lithium metal oxide represented by formula (I) as follows: Li 1+x Mn y M 1-x-y O 2 (I) wherein: 0 ≤ x ≤ 0.33 and 0 ≤ y ≤ 1, and M is one or more metal selected from the group consisting of Al, Ni, Co, Cr, Ca, Zr, Nb, Mo, Sr, Sb, V, Ti and Fe, wherein the lithium metal oxide is surface modified with carbonaceous compounds; and to a method for preparing the lithium metal oxide. |