Positive electrode material based on titanium oxysulphide for electrochemical generator and method for making same

摘要

The invention relates to a material for a positive electrode based on titanium oxysulphide for an electrochemical generator and its method of preparation.This oxysulphide corresponds to the formula TiOaS3+b in which a and b are such that:This material can be obtained by radiofrequency cathode sputtering from a TiS3 target and can be used as a cathode in an electrochemical generator comprising a lithium anode 9 and a glass electrolyte 7 of composition: