| 摘要 |
A filter element having a longitudinally extending core and a wrapper (8) engaged around the core, wherein the core comprises filtration material (6) and optionally a particulate material (7) interspersed in the filtration material, and the wrapper (8) comprises a particulate material (9) adhered to two or more portions of said wrapper (8) wherein at least one of said two or more portions extends over the full longitudinal length of said wrapper. Also taught herein is a smoking article comprising said filter element and/or filter comprising said filter element. ® KIPO & WIPO 2009 |
