| abstract |
A non-aqueous electric current producing electrochemical cell is provided comprising an anode and a cathode, an ionically permeable separator interposed between the anode and the cathode, and a non-aqueous electrolyte, the electrolyte comprising an ionically conducting salt in a non-aqueous medium, the ionically conducting salt corresponding to the formula: M+(Z*(J*)j(X*)x)-, wherein: M is a lithium atom, Z* is an anion group containing two or more Lewis basic sites and comprising less than 50 atoms not including hydrogen atoms, J* independently each occurance is a Lewis acid coordinated to at least one Lewis basic site ofZ*, and optionally two or more such J* groups may be joined together in a moiety having multiple Lewis acidic functionality, X* independently each occurrence is selected from the group consisting ofH, C1-C4 alkyl, alkoxide, halide and mixtures thereof, j is an integer from 2 to 12, and x is an integer from 0 to 4. |