Sekundärbatterie und Elektrische Vorrichtung

Details

Veröffentlichungs-Nr.

EP4723209

Anmeldetag

2. Juni 2023

Veröffentlichung

5. Dezember 2024

Rechtsraum

EP

IPC

H01M4/36, H01M10/0525

Abstract

The present application provides a secondary battery and an electrical apparatus. The secondary battery of the present application comprises an electrolyte solution; the electrolyte solution comprises a solvent and an additive; the solvent comprises ethylene carbonate; the additive comprises 1,3-propane sultone and fluoroethylene carbonate; the percentage mass content of the ethylene carbonate in the electrolyte solution is x%, the percentage mass content of the 1,3-propane sultone in the electrolyte solution is y%, and the percentage mass content of the fluoroethylene carbonate in the electrolyte solution is z%; and the x, the y, and the z satisfy: 10≤x/y≤950 and 2≤x/z≤10.

Anmelder

Firma

Contemporary Amperex Technology Co., Limited

Land

🇨🇳 China

Fachgebiete