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AssigneeCanon Kabushiki Kaisha
InventorsKazunari Hagiwara, Soichiro Kawakami, Nobuyuki Suzuki
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The present invention provides: an electrode material for a lithium secondary battery containing lithium boron mixed oxide having a monoclinic LiBO2 structure and represented by a chemical formula LiB1-xDxO2-yEy (wherein, D represents a substitution element of boron B, E represents a substitution element of oxygen O, 0<x<0.5, and 0≦y<0.1); an electrode structure employing the electrode material; and a lithium secondary battery having the electrode structure. Accordingly, the present invention provides: an electrode material for a lithium secondary battery having a voltage of 3.0 V (vs. Li/Li+) or more, a usable capacity exceeding 200 mAh/g, and a high energy density; an electrode structure employing the electrode material; and a lithium second battery having the electrode structure.
An electrode material for a lithium secondary battery comprising lithium boron mixed oxide having a monoclinic LiBO2 structure and represented by a chemical formula LiB1-xDxO2-yEy (wherein D represents a substitution element of boron B, E represents a substitution element of oxygen O, 0<x<0.5, and 0<y<0.1),
An electrode structure comprising an electrode material for a lithium secondary battery, wherein the electrode material comprises lithium boron mixed oxide having a monoclinic LiBO2 structure and represented by a chemical formula LiB1xDxO2-yEy (wherein D represents a substitution element of boron B, E represents a substitution element of oxygen O0<x<0.5, and 0<y<0.1),
A lithium secondary battery comprising a positive electrode, a negative electrode, and an electrolyte, wherein
Dependencies are inferred from the claim text.