Patent ID: 8530098
Filing Date: 2013-09-10
Classification: H01M,Y02E

Abstract:
1. A rechargeable lithium battery, comprising: an electrolyte comprising a first additive having an oxidation potential from 4.1 to 4.5V, a second additive having an oxidation potential from 4.5 to 5.0V, a non-aqueous organic solvent, and a lithium salt; a positive electrode comprising a positive active material capable of reversibly intercalating and deintercalating lithium ions; and a negative electrode capable of reversibly intercalating and deintercalating lithium ions, wherein at least one of the positive electrode and the negative electrode comprises a water soluble binder and a water soluble agent for increasing viscosity and wherein the first additive comprises a compound represented by Formula 2: wherein R5 is selected from the group consisting of C