An article for use in a non-combustible aerosol provision system

Abstract

The present disclosure relates to an article ( 1 ) for use in a non-combustible aerosol provision system, the article comprising an aerosol generating material ( 3 ) and a downstream portion downstream ( 4 a ) of the aerosol generating material. The downstream portion comprises a cavity surrounded by a tube comprising a wall, and wherein said tube is a paper tube and has a wall thickness of at least 325 microns and/or the wall has a permeability of at least 100 Coresta Units. The present disclosure also relates to an article wherein said tube has an axial length of at least 12 mm and is located adjacent to the aerosol generating material, and wherein said tube has a wall thickness of at least 325 microns and/or the wall has a permeability of at least 100 Coresta Units. The present disclosure also relates to an article for use in a non-combustible aerosol provision system, the article comprising: an aerosol generating material; a downstream portion downstream of the aerosol generating material: a first wrapper comprising sheet material: and, a component that abuts at least a portion of the first wrapper, wherein the first wrapper comprises a plurality of formations configured such that one or more gaps are provided between the first wrapper and the component. The present disclosure also relates to a non-combustible aerosol provision system.

1 . An article for use in a non-combustible aerosol provision system, the article comprising an aerosol generating material and a downstream portion downstream of the aerosol generating material, wherein the downstream portion comprises a cavity surrounded by a tube comprising a wall, and wherein said tube is a paper tube and has a wall thickness of at least 325 microns and/or the wall has a permeability of at least 100 Coresta Units. 
     
     
         2 . An article for use in a non-combustible aerosol provision system, the article comprising an aerosol generating material and a downstream portion downstream of the aerosol generating material, wherein the downstream portion comprises a cavity surrounded by a tube comprising a wall, and wherein said tube has an axial length of at least 15 mm and wherein said tube has a wall thickness of at least 325 microns and/or the wall has a permeability of at least 100 Coresta Units. 
     
     
         3 . An article according to  claim 1 , wherein the tube is adjacent to the aerosol generating material. 
     
     
         4 . An article for use in a non-combustible aerosol provision system, the article comprising an aerosol generating material and a downstream portion downstream of the aerosol generating material, wherein the downstream portion comprises a cavity surrounded by a tube comprising a wall, and wherein said tube has an axial length of at least 12 mm and is located adjacent to the aerosol generating material, and wherein said tube has a wall thickness of at least 325 microns and/or the wall has a permeability of at least 100 Coresta Units. 
     
     
         5 . An article according to  claim 1 , wherein the tube has a wall thickness of at least 500 microns and/or less than 2000 microns. 
     
     
         6 . (canceled) 
     
     
         7 . An article according to  claim 1 , wherein the wall of the tube has a permeability of at least 500 Coresta Units. 
     
     
         8 . (canceled) 
     
     
         9 . An article according to  claim 1 , wherein the article comprises a ventilation level of about 25%, about 20%, about 12%, about 10%, about 5%, or about 0%. 
     
     
         10 . An article according to  claim 9 , wherein the article has an upstream end and a downstream end, and wherein said ventilation level is provided by one or more apertures, wherein the apertures are provided about 28 mm or less from the upstream end of the article, between 20 mm and 28 mm from the upstream end of the article, or about 25 mm from the upstream end of the article. 
     
     
         11 . An article according to  claim 9 , wherein the tube comprises one or more ventilation holes. 
     
     
         12 . An article according to  claim 1 , wherein the article further comprises a capsule containing section. 
     
     
         13 .- 14 . (canceled) 
     
     
         15 . An article according to  claim 12 , wherein the capsule is positioned between about 28 mm and about 38 mm from a distal end of the aerosol-generating material. 
     
     
         16 . An article according to  claim 1 , wherein the tube has an axial length of at least 12 mm. 
     
     
         17 .- 21 . (canceled) 
     
     
         22 . An article according to  claim 1 , further comprising a wrapper that circumscribes the tube. 
     
     
         23 . (canceled) 
     
     
         24 . An article according to  claim 2 , wherein the tube comprises a fibrous material. 
     
     
         25 . (canceled) 
     
     
         26 . An article according to  claim 1 , wherein the tube is a continuous tube of material. 
     
     
         27 . An article according to  claim 1 , wherein the tube has a volume of at least 115 mm 3 . 
     
     
         28 . An article according to  claim 1 , wherein the tube defines an internal cavity with a volume of at least 125 mm 3  and/or a volume of at most 400 mm 3 . 
     
     
         29 .- 34 . (canceled) 
     
     
         35 . An article according to  claim 1 , wherein the aerosol-generating material comprises an aerosol generating section comprising a plurality of strands and/or strips of aerosol-generating material. 
     
     
         36 . An article according to  claim 35 , wherein substantially all of the aerosol generating material is formed from sheet material which is folded and/or slit longitudinally to form the aerosol generating section. 
     
     
         37 .- 116 . (canceled) 
     
     
         117 . An article according to  claim 1 , wherein the aerosol generating material comprises a first aerosol generating material, and the article further comprises a component downstream of the first aerosol generating material, wherein the component comprises a tubular portion and wherein the tubular portion comprises a wall comprising a second aerosol generating material. 
     
     
         118 .- 125 . (canceled)