ACTIVE POSITIVE ELECTRODE MATERIAL FOR A RECHARGEABLE BATTERY WITH A NON-AQUEOUS ELECTROLYTE, A METHOD FOR MANUFACTURED THE LATTER, AND A RECHARGEABLE BATTERY WITH A NON-AQUEOUS ELECTROLYTE IN WHICH SAID ACTIVE POSITIVE ELECTRODE MATERIAL IS USED

Abstract

The invention relates to a positive electrode active material for secondary batteries with non-aqueous electrolyte that enables high capacity and higher power when used as a positive electrode material. The invention also relates to a method for producing a positive electrode active material for secondary batteries with non-aqueous electrolyte, the method comprising: a mixing step consisting of obtaining a mixture containing w of metal composite oxide particles li represented by the formula: li z ni 1-xy co xmyo 2 (where 0