| 摘要 |
603222 Disclosed is a method for making a smoking article filter element comprising sheet filter material and an additive, and a filter element and smoking article made from such a method. The method comprises the steps of: i) applying an additive which is solid at room temperature to the sheet filter material; ii) heating the additive so as to melt it; and iii) forming the sheet filter material and additive into a filter element, wherein the steps of the method may be carried out in any order. |
