Sekundärbatterie und Elektronische Vorrichtung

Details

Veröffentlichungs-Nr.

EP4749751

Anmeldetag

27. Juni 2024

Veröffentlichung

30. Januar 2025

Rechtsraum

EP

IPC

H01M10/0585

Abstract

This application discloses a secondary battery and an electronic apparatus. The secondary battery includes an electrode assembly. The electrode assembly includes a positive electrode plate, a separator, and a negative electrode plate that are alternately stacked in a thickness direction of the electrode assembly. The negative electrode plate includes a first negative electrode plate and a second negative electrode plate, the first negative electrode plate includes a first current collector and a first negative electrode active material layer provided on at least one surface of the first current collector, the second negative electrode plate includes a second current collector and a second negative electrode active material layer provided on at least one surface of the second current collector, the first negative electrode active material layer includes a first negative electrode active material, the first negative electrode active material includes a silicon-based material, the second negative electrode active material layer includes a second negative electrode active material, and the second negative electrode active material is graphite.

Anmelder

Firma

Ningde Amperex Technology Limited

Land

🇨🇳 China

Fachgebiete