New Patent Application: Electrode Having Solid Electrolyte Interface And Secondary Battery Using The Same Original Assignee : LG Chem, Ltd. Application number : 13/043,722 Publication number : US 2011/0159378 A1 Filing date : Mar 9, 2011 from the abstract: Disclosed is an electrode having a solid electrolyte interface (SEI) film partially or totally formed on a surface thereof, the SEI film being formed by electrical reduction of a cyclic diester compound and a sulfinyl group-containing compound. Further, a secondary battery comprising the electrode is disclosed. from the climes: A secondary battery comprising a cathode , an anode and an electrolyte, wherein the electrolyte comprises an electrolyte salt and an electrolyte solvent, the electrolyte further comprising both a cyclic diester compound and a sulfinyl group-containing compound; and/or the cathode or the anode is the electrode having a solid electrolyte interface (SEI) film partially or tota