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US 2026/0018656 A1Published application
Lithium secondary battery
AssigneeSK On Co., Ltd.
InventorsSeong Jin PARK, Yun Sun CHO
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Abstract
A lithium secondary battery according to the embodiments of the present disclosure includes a cathode which includes lithium-metal oxide particles having a compressive fracture strength of 1,500 MPa or more and having a single particle form; an anode disposed opposite to the cathode and including a lithium metal layer, and a solid electrolyte layer interposed between the cathode and the anode and including a sulfide-based solid electrolyte.
Claims15
A lithium secondary battery comprising:
- a cathode which comprises lithium-metal oxide particles having a compressive fracture strength of 1,500 MPa or more and having a single particle form;
- an anode disposed opposite to the cathode and comprising a metal layer comprising lithium;
- and
- a solid electrolyte layer interposed between the cathode and the anode and comprising a sulfide-based solid electrolyte.
1 more element
An electrode assembly for a secondary battery, electrode assembly comprising:
- a cathode, an anode, and a solid electrolyte layer separating the cathode and anode,
- wherein the cathode comprises lithium-metal oxide particles having a compressive fracture strength of 1,500 MPa or more and having a single particle form;
- wherein the anode comprises a lithium metal layer;
- and
- wherein the solid electrolyte layer comprises a sulfide-based solid electrolyte.
2 more elements
Dependencies are inferred from the claim text.