| abstract |
The present invention relates to a cathode active material for a lithium secondary battery having high capacity and high stability characteristics represented by the following formula (1) and a process for producing the same: [Chemical Formula 1] Li 2 [Li a Ni 1-xyp W x Al y M P O 2 ] In the above, 0? A? 0.11, 0.05? X? 0.1, 0.05? Y? 0.1, 0? P? 0.1, 0.1? X + y + p? M is at least one element selected from Mn, Co, Mg, Ba, Ti, V, Zr, Fe, Cu, Sr, Cr, B, Ca, Zn, Nb, Mo, Sb and Bi. |