Patent ID: 8603671

Claim:
A positive electrode composition comprising: at least one electroactive metal selected from the group consisting of titanium, vanadium, niobium, molybdenum, nickel, cobalt, chromium, manganese, silver, antimony, cadmium, tin, lead, and zinc; wherein the electroactive metal is present in an amount in a range from about 10 volume percent to about 20 volume percent, based on the volume of the positive electrode composition; iron present in an amount in a range from about 0.5 volume percent to about 1.4 volume percent, based on the volume of the positive electrode composition; a first alkali metal halide; an electrolyte salt comprising a reaction product of a second alkali metal halide and an aluminum halide, wherein the electrolyte salt has a melting point of less than about 300 degrees Celsius; and sulfur present in an amount in a range from about 0.1 weight percent to about 3 weight percent based on the total weight of the positive electrode composition.