Patent ID: 7351382

Claim:
A particle filter for removing soot from diesel engine exhaust gas, said particle filter comprising: (a) a filter body; (b) a catalytic coating located on said catalytic coating comprises compounds of compounds of and at least one element of the platinum, wherein the compounds of barium and compounds of magnesium occur as material or in supported form on a support material and the compounds of barium and compounds of magnesium are selected from the group consisting of carbonates, oxalates, hydroxides, carboxylates, oxides, and mixtures thereof, and the compounds of barium occur in the coating in combination with a homogeneous Mg/Al mixed oxide of magnesium oxide and aluminum oxide, in which the mixed oxide contains magnesium oxide at a concentration of 1 to 40% by weight, based on the total weight of the Mg/Al mixed oxide; and (c) the coating comprises oxides of cerium, zirconium, and manganese.