Positive electrode material
AssigneeHitachi, Ltd.
InventorsHiroaki Konishi, Akira Gunji, Xiaoliang Feng
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Abstract
A positive electrode material is disclosed that can attain a lithium-ion secondary battery having a high capacity and a high security. The positive electrode material provides a positive electrode having a high capacity and a high security by using a positive electrode active material represented by the following composition formula; xLi2MnO3-(1-x)LiNiaMnbCocMdO2 (0.3≦x≦0.7, 0.33≦a≦0.5, 0≦b≦0.5, 0≦c≦0.33, 0.01≦d≦0.06).
Claims6
A positive electrode material for a lithium-ion secondary battery comprising a positive electrode active material represented by xLi2MnO3-(1-x)LiNiaMnbCocMdO2 (0.3≦x≦0.7, 0.33≦a≦0.5, 0≦b≦0.5, 0≦c≦0.33, 0.01≦d≦0.06), wherein M includes V or both of V and Mo.
Dependencies are inferred from the claim text.