Articles for use in non-combustible aerosol provision systems

Abstract

An article for use with a non-combustible aerosol provision system, wherein the article includes an aerosol-generating material prepared from one or more botanical materials, wherein at least one of the botanical materials has a fill value of greater than about 6 mL/g.

1 . An article for use with a non-combustible aerosol provision system, wherein the article comprises an aerosol-generating material prepared from one or more botanical materials, wherein at least one of the botanical materials has a fill value of greater than about 6 mL/g. 
     
     
         2 . An article as claimed in  claim 1 , wherein the aerosol-generating material is prepared from a composition, the composition comprising the one or more botanical materials, wherein the one or more botanical materials having a fill value of greater than about 6 mL/g is present in an amount of from about 1% to about 30% or from about 5% to about 25% by weight of the composition. 
     
     
         3 . An article as claimed in  claim 1 , wherein at least one of the botanical materials is expanded botanical material. Optionally wherein the expanded botanical material is selected from the group consisting of: expanded lamina; an expanded stem tobacco. 
     
     
         4 . (canceled) 
     
     
         5 . An article as claimed in  claim 1 , wherein the aerosol-generating material has a fill value of from about 2 mL/g to about 10 mL/g, optionally wherein at least one of the botanical materials has a fill value of less than about 6 mL/g, or between about 4 mL/g and 6 mL/g. 
     
     
         6 . (canceled) 
     
     
         7 . An article as claimed in  claim 1 , wherein at least one of the botanical materials is selected from the group consisting of: paper reconstituted botanical material; and lamina tobacco. 
     
     
         8 . (canceled) 
     
     
         9 . An article as claimed in  claim 1 , wherein the aerosol-generating material comprises an aerosol former in an amount of at least about 10% by weight of the aerosol-generating material. 
     
     
         10 . An article as claimed in  claim 1 , wherein the aerosol-generating material consists of a composition comprising the one or more botanical materials. 
     
     
         11 . An article as claimed in  claim 1 , wherein the article comprises an aerosol-generating section comprising the aerosol-generating material and optionally the aerosol-generating section comprises a wrapper circumscribing the aerosol-generating material. 
     
     
         12 . (canceled) 
     
     
         13 . An article as claimed in  claim 11 , wherein the aerosol-generating section has a hardness of between about 50% and 80%, and optionally a pressure drop across the aerosol-generating section is from about 35 to about 70 mm Wg. 
     
     
         14 . (canceled) 
     
     
         15 . An article as claimed in  claim 1 , wherein the at least one of the botanical materials is prepared by a process comprising increasing a temperature of a first botanical material so as to cause release of at least some of a fluid from the first botanical material to form a second botanical material, optionally wherein the second botanical material is the botanical material having a fill value of greater than about 6 mL/g. 
     
     
         16 . (canceled) 
     
     
         17 . An article for use with a non-combustible aerosol provision system, wherein the article comprises an aerosol-generating material comprising one or more botanical materials, wherein at least one of the botanical materials has a fill value of greater than about 6 mL/g. 
     
     
         18 . An article as claimed in  claim 17 , wherein the botanical material having a fill value of greater than about 6 mL/g is present in the aerosol-generating material in an amount of from about 1% to about 30% or from about 5% to about 25% by weight of the aerosol-generating material, optionally wherein the article comprises the aerosol-generating material in an amount of from about 200 mg to about 400 mg. 
     
     
         19 . (canceled) 
     
     
         20 . (canceled) 
     
     
         21 . An article as claimed in  claim 1 , wherein the article comprises an aerosol-generating section defining a continuous volume, wherein the volume is substantially filled with the aerosol-generating material and optionally wherein the volume is from about 100 mm 3  to about 1500 mm 3 . 
     
     
         22 . (canceled) 
     
     
         23 . An article as claimed in  claim 1 , wherein the aerosol-generating material comprises a first botanical material prepared by an expansion process comprising increasing a temperature of a second botanical material so as to cause release of at least some of a fluid from the second botanical material to form the first botanical material. 
     
     
         24 . (canceled) 
     
     
         25 . An article as claimed in  claim 1 , wherein the aerosol-generating material comprises an amorphous solid, optionally wherein the aerosol-generating material comprises the amorphous solid in an amount of from about 5 wt % to about 30 wt %. 
     
     
         26 . (canceled) 
     
     
         27 . An article as claimed in  claim 25 , wherein the aerosol-generating material comprises botanical material having a fill value of greater than about 6 mL/g in an amount of from about 1 wt % to about 30 wt % and tobacco material comprising lamina tobacco and/or reconstituted tobacco in an amount of up to about 70 wt %. 
     
     
         28 . An article as claimed in  claim 25 , wherein the amorphous solid comprises:
 1 to 60 wt % of a gelling agent;   0.1 to 80 wt % of an aerosol former;   optionally 0.1 to 80% of a flavor and/or active substance; and   optionally 0 to 50 wt % of a filler.   
     
     
         29 . (canceled) 
     
     
         30 . (canceled) 
     
     
         31 . An article as claimed in  claim 1 , wherein the moisture content of the botanical material having a fill value of greater than about 6 mL/g is between about 8% and about 15%. 
     
     
         32 . An article as claimed in  claim 1 , wherein the fill value is measured according to Test Method A. 
     
     
         33 . A process for manufacturing an article as claimed in  claim 1 , the process comprising:
 combining two or more botanical materials to form the aerosol-generating material, wherein at least one of the botanical materials has a fill value of at least about 6 mL/g; and   wrapping the aerosol-generating material with a wrapper to form a rod of aerosol-generating material.   
     
     
         34 . A process for manufacturing an article for use with a non-combustible aerosol provision system, the process comprising:
 increasing the temperature of a botanical material so as to cause release of at least some of the fluid from the botanical material to form an expanded botanical material; and   wrapping an aerosol-generating material comprising the expanded botanical material with a wrapper to form a rod of aerosol-generating material.   
     
     
         35 . A process as claimed in  claim 34 , the process comprising:
 impregnating botanical material with a fluid, optionally wherein the fluid is a liquid, to form an impregnated botanical material;   increasing the temperature of the impregnated botanical material so as to cause release of at least some of the fluid from the botanical material to form the expanded botanical material,. wherein optionally the step of impregnating the botanical material is carried out at a pressure that is less than atmospheric pressure.   
     
     
         36 . (canceled) 
     
     
         37 . A process as claimed in  claim 34 , wherein the expanded botanical material has a higher fill value than the botanical material prior to the treatment process. 
     
     
         38 . A process as claimed in  claim 35 , wherein the step of impregnating the botanical material is carried out at a temperature of less than 0° C., optionally wherein the temperature of the impregnated botanical material is increased to a temperature of from about 250° C. to about 400° C., from about 290° C. to about 350° C. or from about 200° C. to about 240° C. 
     
     
         39 . (canceled) 
     
     
         40 . (canceled) 
     
     
         41 . (canceled) 
     
     
         42 . (canceled) 
     
     
         43 . A process as claimed in  claim 34 , wherein the botanical material has a fill value of greater than about 6 mL/g. 
     
     
         44 . A process as claimed in  claim 34 , wherein the aerosol-generating material comprises an amorphous solid. 
     
     
         45 . (canceled) 
     
     
         46 . (canceled) 
     
     
         47 . (canceled). 
     
     
         48 . An article for use with a non-combustible aerosol provision system prepared according to a process as claimed in  claim 34 . 
     
     
         49 . A non-combustible aerosol provision system comprising an article as claimed in  claim 1  and a non-combustible aerosol provision device. 
     
     
         50 . A method comprising using a botanical material having a fill value of greater than about 6 mL/g in an article as claimed in  claim 1 . 
     
     
         51 . (canceled) 
     
     
         52 . (canceled) 
     
     
         53 . (canceled) 
     
     
         54 . (canceled) 
     
     
         55 . (canceled) 
     
     
         56 . (canceled)