| 摘要 |
PROBLEM TO BE SOLVED: To provide a new smoke-enhancing filter rod, a smoking article including the smoke-enhancing filter rod, and to provide a method for the preparation of the smoke-enhancing filter rod and of the smoking article thereof.SOLUTION: Smoke-enhancing filter rods comprise a filtering zone in which smoke-enhancing plant flavor particles present. The smoke-enhancing plant flavor particles may be embedded or inserted in a cavity in the filter. The filtering zone is made of a material chosen from cellulose acetate tow, cellulose acetate web and paper. Such filter material can be dyed to conform to the color of the smoke-enhancing plant flavor particles. The smoke-enhancing plant flavor particles may be flavorant plant particles chopped to a size suitable to be embedded or inserted in a cavity in the filtering zone and chosen from mint, vanilla, peppermint, anise, basil, bay leaves, cardamom, cinnamon or the like. |
