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US 2019/0198857 A1Published application
Negative electrode active material for lithium secondary battery, negative electrode including the same, and lithium secondary battery including the negative electrode
AssigneeSamsung SDI Co., Ltd.
InventorsSeyoung OH, Hyunchul KIM, Hyun SOH
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Abstract
A composite negative electrode active material includes: a first carbon-based material; and a second carbon-based material on a surface of the first carbon-based material, wherein the first carbon-based material and the second carbon-based material have respective particle diameters that are different from each other.
Claims20
A composite negative electrode active material comprising:
- a first carbon-based material;
- and
- a second carbon-based material on a surface of the first carbon-based material,
- wherein the first carbon-based material and the second carbon-based material have respective particle diameters that are different from each other.
1 more element
Dependencies are inferred from the claim text.