摘要 |
There is disclosed a non-aqueous electrolyte comprising at least one solvent selected from the group consisting of sulfolane and its liquid alkyl substituted derivatives thereof, a cosolvent of the formula CH3O (CH2CH2O)nCH3 where n has the value defined in claim 1, and a solute selected from the group consisting of lithium tetrafluoroborate, lithium perchlorate and mixtures thereof. The electrolyte is useful in lithium cells and there is also disclosed a rechargeable cell comprising a lithium anode, a cathode and a non-aqueous electrolyte of the invention. |