Dotoxicating tip filter for cigarette and its productive technology

A new cigarette filter tip with the function of toxic removing and its producing method are as follows: adding one more layer of absorption and adsorption, which is made up by mixing the activated charcoal with the calcium hydroxide to the filtering layer of the filter tip and to closely stick to the filtering layer. The calcium hydroxide and activated charcoal in the layer will absorb and adsorbas well as make the chemical reaction with the hazardous matters of nicotine, cyclic hydrocarbon, sulfuride, nitric oxides, hydro carbons and heavy metal of lead in the cigarette, and filter the toxin and hazardous matters out of the cigarettes.