Positive active material, manufacturing method thereof, and positive electrode and lithium battery including the material
First Claim
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1. A positive active material comprising:
- a core comprising an overlithiated lithium transition metal oxide; and
a coating layer which is disposed on at least a portion of a surface of the core, the coating layer comprising an organic polymer having an oxidation potential of about 4.4 volts to about 4.7 volts versus lithium metal.
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Abstract
A positive active material including: a core including an overlithiated lithium transition metal oxide, and a coating layer which is disposed on at least a portion of a surface of the core, the coating layer including a polymer having an oxidation potential of about 4.4 volts to about 4.7 volts versus lithium metal. Also a manufacturing method thereof, and a positive electrode and a lithium battery including the positive active material.
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Citations
19 Claims
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1. A positive active material comprising:
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a core comprising an overlithiated lithium transition metal oxide; and a coating layer which is disposed on at least a portion of a surface of the core, the coating layer comprising an organic polymer having an oxidation potential of about 4.4 volts to about 4.7 volts versus lithium metal. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19)
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Specification