Patent ID: 8945776
Filing Date: 2015-02-03
Classification: H01M,Y02E,Y02P

Abstract:
1. An electrolyte for a rechargeable lithium battery, comprising: a lithium salt; a silylborate-based compound (A) represented by Formula 1: wherein, in Formula 1, R an anhydride component (B) consisting of one or more compounds represented by Formulae 2 to 5: wherein, in Formulae 2 to 5, R a non-aqueous organic solvent, wherein: the silylborate-based compound (A) and the anhydride component (B) are included at a weight ratio (A/B) of about 0.1 to 0.5 or 2 to about 15, the silylborate-based compound (A) is included in an amount of about 0.05 to about 3 wt % based on the combined weight of the non-aqueous organic solvent and the lithium salt, and the anhydride component (B) is included in an amount of about 0.3 to about 3 wt % based on the combined weight of the non-aqueous organic solvent and the lithium salt, wherein: