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US 2026/0159987 A1Published application
Battery cathode material, its precursor, method for its manufacture, and lithium-ion battery
AssigneesHon Hai Precision Industry Co., Ltd., SolidEdge Solution Inc.
InventorsChen-Tsung HUNG, Tseng-Lung CHANG
Life of this patent
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Abstract
The present disclosure provides a battery cathode material, including a lithium nickel manganese oxide powder, a crystal structure of the lithium nickel manganese oxide powder is single crystal, a particle size span of the lithium nickel manganese oxide powder is less than 5, and the particle size span is (D90−D10)/D50 from a particle size distribution.
Claims20
A battery cathode material, comprising:
- a lithium nickel manganese oxide powder, wherein a crystal structure of the lithium nickel manganese oxide powder is a single crystal, a particle size span of the lithium nickel manganese oxide powder is less than 5, and the particle size span is (D90−D10)/D50 from a particle size distribution.
A precursor of a battery cathode material, comprising:
- a lithium nickel manganese oxide precursor powder, wherein the lithium nickel manganese oxide precursor powder comprises a mixture of a lithium source, a nickel source, and a manganese source, a particle size span of the lithium nickel manganese oxide precursor powder is less than 5, and the particle size span is (D90−D10)/D50 from a particle size distribution.
A method for manufacturing a battery cathode material, comprising:
- spray drying a lithium nickel manganese oxide precursor liquid with an atomizer to form a lithium nickel manganese oxide precursor powder;
- and
- heating the lithium nickel manganese oxide precursor powder with a heater to form a lithium nickel manganese oxide powder, wherein a crystal structure of the lithium nickel manganese oxide powder is a single crystal, a particle size span of the lithium nickel manganese oxide powder is less than 5, and the particle size span is (D90−D10)/D50 from a particle size distribution.
Dependencies are inferred from the claim text.