Negativelektrodenaktivmaterial, Negativelektrodenfolie und Lithium-Ionen-Batterie damit

Details

Veröffentlichungs-Nr.

EP4769511

Anmeldetag

19. Mai 2025

Veröffentlichung

1. Juli 2026

Rechtsraum

EP

Abstract

Provided in the present application is a negative electrode active material, a negative electrode sheet and a lithium-ion battery containing the same. The negative electrode active material includes a silicon-based material and a coating layer disposed on a surface of the silicon-based material, in which the coating layer contains a copolymer including: a first monomer as shown in Formula I; and a second monomer as shown in Formula II; X in the Formula I and Y in the Formula II independently contain at least one of an aryl group and an alkenyl group.

Anmelder

Firma

Eve Energy Co., Ltd.

Land

🇨🇳 China