Oxiranyl-acyl derivatives as additives for electrolytes in lithium ion batteries

US9793577B2 · kind B2 · utility

Assignee

• BASF SE

Inventors

• Marta Porta Garcia · Mannheim, DE
• Frederick Francois Chesneau · St. Leon-Rot, DE
• Michael Schmidt · Oestrich-Winkel, DE
• Dominic RIEDEL · Ludwigshafen, DE
• Denis Schroeder · Ludwigshafen, DE
• Joaquim Henrique Teles · Waldsee, DE
• Arnd Garsuch · Ludwigshafen, DE
• Stefan Herzog · Lambrecht, DE
• Axel Kirste · Ludwigshafen am Rhein, DE

Key dates

• Filing date: Jul 14, 2014
• Grant date: Oct 17, 2017
• Expiry date: Jul 14, 2034

Classification

• Technology area (CPC Y): Emerging Cross-Sectional Technologies
• CPC primary: Y02E60/10
• WIPO field: Electrical machinery, apparatus, energy
• WIPO sector: Electrical engineering

Abstract

The present invention relates to an electrolyte composition (A) containing (i) at least one aprotic organic solvent; (ii) at least one conducting salt; (iii) at least one compound of formula (I) and (iv) optionally at least one further additive.