Composite body, lithium battery, and electronic apparatus
AssigneeSeiko Epson Corporation
InventorTomoyuki OKUYAMA
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Abstract
A composite body includes a positive electrode active material composed of a lithium composite metal oxide containing Li and at least one type of transition metal, and an electrolyte, wherein the positive electrode active material is present on one surface of the composite body, the one type of transition metal is Co, and the molar ratio of Co (cobalt) in the positive electrode active material (lithium cobalt oxide) present on the one surface is equal to or more than the molar ratio of O (oxygen).
Claims18
A composite body, comprising a positive electrode active material containing a lithium composite metal oxide having Li and at least one type of transition metal, and an electrolyte, wherein
- the positive electrode active material is present on one surface of the composite body,
- the one type of transition metal is Co, and
- the molar ratio of Co in the positive electrode active material is equal to or more than the molar ratio of O in the positive electrode active material.
Dependencies are inferred from the claim text.