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US 2025/0210657 A1Published application
Negative electrode active material, negative electrode, and secondary battery including the same
AssigneeLG Energy Solution, Ltd.
InventorsJun Won LEE, Sang Wook WOO
Life of this patent
Estimating the term…
Abstract
A negative electrode active material includes artificial graphite particles; and a nitrogen element, an oxygen element, and a hydrogen element present on a surface, on an inside, or on the surface and the inside of the artificial graphite particle. The nitrogen element is included in an amount of about 80 mg to 180 mg per 1 kg of the negative electrode active material.
Claims16
A negative electrode active material comprising:
- artificial graphite particles;
- and
- a nitrogen element, an oxygen element, and a hydrogen element present on a surface, on an inside, or on the surface and the inside of the artificial graphite particles,
- wherein the nitrogen element is included in an amount of about 80 mg to 180 mg per 1 kg of the negative electrode active material.
1 more element
A method for preparing a negative electrode active material, the method comprising:
- providing a negative electrode active material,
- wherein the negative electrode active material includes artificial graphite particles;
- and a nitrogen element, an oxygen element, and a hydrogen element present on a surface, on an inside, or on the surface and the inside of the artificial graphite particles,
- wherein an amount of the nitrogen element is adjusted to about 80 mg to 180 mg per 1 kg of the negative electrode active material.
1 more element
Dependencies are inferred from the claim text.