Positive Electrode Material, Positive Electrode For Non-Aqueous Electrolyte Secondary Battery, And Non-Aqueous Electrolyte Secondary Battery

摘要

A positive electrode material includes: Li2NiαM1βM2γMnηO4-ε; a layered structure including a Li layer and a Ni layer; and a chemical bond of M2-O. α satisfies an equation of 0.50<α≦1.33. β satisfies an equation of 0≦β<0.67. γ satisfies an equation of 0.33≦γ≦1.1. η satisfies an equation of 0≦η<1.00. ε satisfies an equation of 0≦ε≦1.00. M1 represents at least one selected from Co and Ga. M2 represents at least one selected from Ge, Sn and Sb;

主权项

1. A positive electrode material comprising:
Li2NiαM1βM2γMnηO4-ε; a layered structure including a Li layer and a Ni layer; and a chemical bond of M2-O, wherein: α satisfies an equation of 0.50<α≦1.33; β satisfies an equation of 0<β<0.67; γ satisfies an equation of 0.33≦γ≦1.1; η satisfies an equation of 0≦η≦1.00; ε satisfies an equation of 0≦ε≦1.00; M1 represents at least one selected from Co and Ga; and M2 represents at least one selected from Ge, Sn and Sb.