ELECTROCHEMICAL CELL FOR LITHIUM ACCUMULATOR COMPRISING A SPECIFIC NEGATIVE ELECTRODE MADE OF METALLIC LITHIUM AND A POSITIVE ELECTRODE ON ALUMINIUM COLLECTOR

摘要

An electrochemical cell for a lithium accumulator comprising: a negative electrode comprising metallic lithium as active material; a positive electrode associated with an aluminium current collector; and an electrolyte placed between the negative electrode and the positive electrode, wherein the negative electrode is provided with a layer comprising a compound containing aluminium at its face in contact with the electrolyte, and in that the electrolyte comprises at least one lithium salt chosen from among lithium imidide, lithium triflate, lithium perchlorate salts and mixtures thereof.