Patent ID: 6550483
Filing Date: 2003-04-22
Classification: A24D

Abstract:
A smoking article comprising a rod of smoking material, a filter and wrapping paper means extending about said filter, adhesive anchoring said wrapper means being water susceptible adhesive and said filter comprising water-disintegratable paper filtration material, said paper filtration material being comprised of a paper web of water swellable cellulose fibres free of cellulose ester, and being such that upon immersion of said smoking article in a body of water, said fibres swell causing circumferential enlargement of said filtration material and said adhesive ceases to completely anchor said wrapper means to said filter causing opening of said wrapper means and thereby permitting said filtration material to disintegrate with a minimal degree of agitation into separated fibres in a period of 5-10 minutes from the inception of the immersion.