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US 2026/0201601 A1Published application
Negative active material, lithium secondary battery containing the same, and method for manufacturing the negative active material
AssigneeEBS SQUARE, Inc.
InventorsSung Won HWANG, Min Kyoung NA, Hyun Hee JUNG
Life of this patent
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Abstract
A negative active material according to an embodiment may include a composite including a silicon-based active material and a nanoribbon surrounding the silicon-based active material.
Claims15
A negative active material comprising:
- a composite including a silicon-based active material and a nanoribbon surrounding the silicon-based active material.
A method for manufacturing a negative active material, the method comprising:
- a pretreating step of manufacturing and purifying a silicon-based active material;
- and
- a composite manufacturing step of manufacturing a composite of a core-shell structure using the pretreated silicon-based active material and a graphene nanoribbon precursor.
Dependencies are inferred from the claim text.