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US 9,960,425 B2Granted
Positive electrode material, positive electrode for non-aqueous electrolyte secondary battery, and non-aqueous electrolyte secondary battery
AssigneeDenso Corporation
InventorsYoshinori Satou, Shigeki Komine, Nobuo Yamamoto, Yuta Shimonishi, Yuki Tachibana
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Abstract
A positive electrode material includes: a composite oxide of solid solution including Li2SnO3 and Li2NiαM1βM2γMnνO4-∈. α satisfies an equation of 0.50≤α≤1.35. β satisfies an equation of 0≤β<1.0. γ satisfies an equation of 0≤γ≤0.66. β and γ satisfies an equation of 0.33≤β+γ≤1.1. ν satisfies an equation of 0≤ν≤0.66. ∈ satisfies an equation of 0≤∈≤1.00. M1 represents at least one selected from Sn, Sb0.5Al0.5. M2 represents Sb.
Claims3
A positive electrode material comprising:
- a composite oxide of solid solution including at least one of xLi2Ni1.33Sb0.66O4-(1−x)Li2SnO3 and xLi2NiSnβMnνO4-(1−x)Li2SnO3 wherein:
- β satisfies an equation of 0<β<1.0;
- ν satisfies an equation of 0≤ν≤0.66;
- x satisfies an equation of 0.5<x<0.95;
- and
- ν and β satisfies an equation of ν+β=1.0.
3 more elements
Dependencies are inferred from the claim text.