FILTER UNIT FOR FILTER-CIGARETTES AND FILTER CIGARETTES

摘要

The filter unit according the invention contains wood cuttings of a particle size of 0.2-1.2 mm impregnated with sodium chloride solution, preferably with a solution of 20-40% sodium chloride and 80-60% of water. The wood cutting may be in a loose form or the wood cutting particles (9) may be arranged on a rib (8) made of cellulose-acetate. The filter cigarette containing a filter unit according to invention may contain the filter unit (5) between the filter-tip (4) and the tobacco body (1) or between two parts of the filter-tip (4). Preferably, the filter unit (5) is separated from the filter-tip (4) and/or from the tobacco body (1) by a web (6). (Fig. 1)