Patent ID: 8333824
Filing Date: 2012-12-18
Classification: A62B,B01D,B01J

Abstract:
1. A sorption agent comprising activated carbon and an impregnation of the activated carbon for protection against air pollutants or gaseous harmful substances, the impregnation containing: 0.5 wt. % to 15 wt. % of at least one zinc compound, wherein the zinc compound is in the form zinc carbonate and zinc halide, and 0.5 wt. % to 15 wt. % of at least one molybdenum compound, wherein the molybdenum compound is a molybdate, each wt. % being relative to the dry weight of the impregnated activated carbon, and wherein the sorption agent contains: no chromium and no chromium compound; and no copper and no copper compound.