Elektrodenanordnung und Wiederaufladbare Batterie damit

Details

Veröffentlichungs-Nr.

EP4742314

Anmeldetag

4. November 2025

Veröffentlichung

13. Mai 2026

Rechtsraum

EP

Abstract

An electrode assembly includes a separator, a positive electrode and a negative electrode positioned with the separator therebetween and wound together with the separator. The negative electrode includes a negative substrate, a first active material layer positioned on a first surface of the negative substrate, and a second active material layer positioned on a second surface of the negative substrate. A plurality of first grooves are formed in the first active material layer. A plurality of second grooves having a different pattern from the plurality of first grooves are formed in the second active material layer.

Anmelder

Firma

SAMSUNG SDI CO., LTD.

Land

🇰🇷 Südkorea