Festkörperbatterie

Details

Veröffentlichungs-Nr.

EP4811480

Anmeldetag

2. März 2026

Veröffentlichung

23. September 2026

Rechtsraum

EP

Abstract

A solid-state battery includes a negative electrode including a negative electrode active material including an Si element or an Sn element and a solid electrolyte, in which the negative electrode active material includes composite particles including a plurality of particles, and a contact length between the negative electrode active material and the solid electrolyte in a 20 µm × 25 µm cross-sectional image of the negative electrode is 600 µm or more and 1600 µm or less.

Anmelder

Firma

Toyota Jidosha Kabushiki Kaisha

Land

🇯🇵 Japan