Lg energy solution, ltd. (20250105338). Lithium Secondary Battery
Lithium Secondary Battery
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Lithium Secondary Battery
This abstract first appeared for US patent application 20250105338 titled 'Lithium Secondary Battery
Original Abstract Submitted
a lithium secondary battery includes a positive electrode, a separator, a negative electrode, and an electrolyte, in which the positive electrode includes a lithium composite transition metal compound including nickel (ni) and cobalt (co), the negative electrode includes a mixed negative electrode active material of a silicon-based active material and a carbon-based active material, the electrolyte includes fluoroethylene carbonate, and the efficiency constants of the mixed negative electrode active material and the lithium composite transition metal compound and the part by weight of the fluoroethylene carbonate satisfy a specific equation.