Nichtwässriges Elektrolyt und Lithiumsekundärbatterie damit

Details

Veröffentlichungs-Nr.

EP4773306

Anmeldetag

5. August 2025

Veröffentlichung

12. Februar 2026

Rechtsraum

EP

Abstract

The present disclosure relates to a non-aqueous electrolyte comprising a lithium salt, an organic solvent and an additive, wherein the additive includes a compound represented by Formula 1, and the additive includes at least one of the compound represented by Formula 1, ethylene sulfate, and 1,3-propane sultone, and the compound represented by Formula 1 is included in the non-aqueous electrolyte in an amount of 0.25 wt% to 1.60 wt%, and a total content of the compound represented by Formula 1, ethylene sulfate, and 1,3-propane sultone may be 0.25 wt% to1.60 wt% based on a total weight of the non-aqueous electrolyte.In Formula 1, R₁ is -O-NO₂, and L₁ is an alkyleneoxy group having 1 to 5 carbon atoms, M is a metal cation or an organic cation, a is the valence of M when M is a metal cation, a is 1 when M is an organic cation, and a=b.

Anmelder

Firma

LG Energy Solution, Ltd.

Land

🇰🇷 Südkorea