Negativelektrode und Sekundärbatterie

Details

Veröffentlichungs-Nr.

EP4345935

Aktenzeichen

EP23199856

Anmeldetag

26. September 2023

Veröffentlichung

26. Juni 2024

Rechtsraum

EP

IPC

H01M4/13H01M4/133H01M4/36H01M4/38H01M4/48H01M4/485H01M4/587H01M4/62

Abstract

Disclosed (or Provided) are a negative electrode for a secondary battery, including: a current collector; a first negative electrode active material layer provided on the current collector; and a second negative electrode active material layer provided on the first negative electrode active material layer, in which at least one of the first and second negative electrode active material layers includes a lithium-substituted carboxymethyl cellulose, wherein the first negative electrode active material layer comprises a carbon-based active material, and wherein only the second negative electrode active material layer comprises a silicon-based active material.

Anmelder

Firma

LG Energy Solution Ltd.

Land

🇰🇷 Südkorea

Fachgebiete