Negative Elektrode für eine Wiederaufladbare Lithiumbatterie und Wiederaufladbare Lithiumbatterie damit

Details

Veröffentlichungs-Nr.

EP4749707

Anmeldetag

13. November 2025

Veröffentlichung

27. Mai 2026

Rechtsraum

EP

Abstract

Disclosed are a negative electrode for a rechargeable lithium battery and a rechargeable lithium battery including the negative electrode. The negative electrode includes a current collector and a negative electrode active material layer on the current collector. The negative electrode active material layer includes a first region, a second region, and an edge region, the first region is in contact with the edge region, and the second region is not in contact with the edge region, the second region includes a crystalline carbon negative electrode active material. The edge region includes a first layer in contact with the current collector and including a silicon-carbon composite negative electrode active material and a second layer disposed on the first layer and including a crystalline carbon negative electrode active material.

Anmelder

Firma

SAMSUNG SDI CO., LTD.

Land

🇰🇷 Südkorea