| abstract |
The invention relates to an electrochemical cell for a lithium accumulator comprising: a negative electrode comprising, as active material, metallic lithium; a positive electrode associated with an aluminum current collector; and an electrolyte arranged between said negative electrode and said positive electrode, characterized in that the negative electrode is provided, at its face in contact with the electrolyte, with a layer comprising a compound comprising aluminum and in that the electrolyte comprises at least one lithium salt chosen from imide salts of lithium, lithium triflate, lithium perchlorate and mixtures thereof. No figure |