NEGATIVE ELECTRODE FOR RECHARGEABLE LITHIUM BATTERY AND RECHARGEABLE LITHIUM BATTERY INCLUDING THE ELECTRODE, AND ELECTROLYTE

Disclosed are a rechargeable lithium battery, and a negative electrode for a rechargeable lithium battery, the rechargeable lithium battery including a positive electrode, a negative electrode, a separator between the positive electrode and the negative electrode, and an electrolyte, wherein the neg...

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Bibliographische Detailangaben
Hauptverfasser: PARK, Sewon, HAN, Seunghee, JEONG, Kyeong-Min, CHOI, Nam-Soon
Format: Patent
Sprache:eng
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Zusammenfassung:Disclosed are a rechargeable lithium battery, and a negative electrode for a rechargeable lithium battery, the rechargeable lithium battery including a positive electrode, a negative electrode, a separator between the positive electrode and the negative electrode, and an electrolyte, wherein the negative electrode includes a negative electrode current collector and a negative electrode active material layer on the negative electrode current collector, the negative electrode active material layer includes a carbon material capable of intercalating and deintercalating lithium as a negative electrode active material, the negative electrode further includes a lithiophilic element on the surface of the negative electrode current collector and/or inside the negative electrode active material layer, the lithiophilic element includes one or more elements selected from Al, Ag, Au, Bi, In, Mg, Pd, Pt, Si, Sn, and Zn, the negative electrode is one in which lithium is electrodeposited between the negative electrode current collector and the negative electrode active material layer and/or inside the negative electrode active material layer by charging, the electrolyte includes an organic solvent and a lithium salt, and the organic solvent includes an ether-based solvent and a carbonate-based solvent.