| abstract |
The invention relates to lithium batteries comprising at least one electrochemical cell comprising an electrolyte conducting lithium ions, comprising at least one sulfone solvent, at least one additive selected from the anhydride compounds, and at least one lithium salt, said electrolyte being arranged between a positive electrode comprising a lithiated oxide of formula LiNi 0 , 4 Mn 1 , 6 O 4 or LiNi 0 , 5 Mn 1 , 5 O 4 as an active material, and a negative electrode comprising Li 4 Ti 5 O 12 as an active material. |