Lithium-nickel complex oxide, a process for preparing the same and a positive electrode active material for a secondary battery

摘要

PCT No. PCT/JP96/03436 Sec. 371 Date Jul. 24, 1997 Sec. 102(e) Date Jul. 24, 1997 PCT Filed Nov. 22, 1996 PCT Pub. No. WO97/19023 PCT Pub. Date May 29, 1997There is provided a novel lithium nickel complex oxide represented by the general formula:Liy-x1Ni1-x2MxO2wherein M represents one selected from the group consisting of Al, Fe, Co, Mn and Mg, x=x1+x2, O