| abstract |
The present invention relates to an electrochemical generatornrechargeable lithium battery comprising an electrolyte containing a lithium saltndissolved in a non-aqueous solvent, at least one positive electrode and at leastna pasted type negative electrode containing a binder which is a polymernfree of fluorine and an electrochemically active material which is a carbon capablento insert lithium ions, characterized in that said solvent contains at least onensaturated cyclic carbonate, at least one unsaturated cyclic carbonate, and at leastna linear ester of a saturated aliphatic monocarboxylic acid. |