WO2025003695A1 - Article destiné à être utilisé dans ou en tant que système de fourniture d'aérosol - Google Patents

Article destiné à être utilisé dans ou en tant que système de fourniture d'aérosol Download PDF

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Publication number
WO2025003695A1
WO2025003695A1 PCT/GB2024/051681 GB2024051681W WO2025003695A1 WO 2025003695 A1 WO2025003695 A1 WO 2025003695A1 GB 2024051681 W GB2024051681 W GB 2024051681W WO 2025003695 A1 WO2025003695 A1 WO 2025003695A1
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WO
WIPO (PCT)
Prior art keywords
aerosol
disc
generating material
article
article according
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/GB2024/051681
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English (en)
Inventor
Richard Hepworth
Andrei GRISHCHENKO
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Nicoventures Trading Ltd
Original Assignee
Nicoventures Trading Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nicoventures Trading Ltd filed Critical Nicoventures Trading Ltd
Priority to EP24740514.5A priority Critical patent/EP4734778A1/fr
Publication of WO2025003695A1 publication Critical patent/WO2025003695A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES OF CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D1/00—Cigars; Cigarettes
    • A24D1/20—Cigarettes specially adapted for simulated smoking devices
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24C—MACHINES FOR MAKING CIGARS OR CIGARETTES
    • A24C5/00—Making cigarettes; Making tipping materials for, or attaching filters or mouthpieces to, cigars or cigarettes
    • A24C5/01—Making cigarettes for simulated smoking devices
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/20—Devices using solid inhalable precursors

Definitions

  • the present invention relates to an article for use in or as an Aerosol provision system, to a non-combustible aerosol provision system and to a method of manufacturing an article.
  • Certain tobacco industry products produce an aerosol during use, which is inhaled by a user.
  • tobacco heating devices heat an aerosol-generating substrate such as tobacco to form an aerosol by heating, but not burning, the substrate.
  • Such tobacco industry products commonly include mouthpieces through which the aerosol passes to reach the user’s mouth.
  • an article for use in or as an aerosol provision system comprising: a rod of aerosol-generating material; and a disc adjacent to the rod of aerosol-generating material, wherein the disc is arranged to allow aerosol to pass through the disc.
  • the disc can be downstream of the aerosol-generating material.
  • the article can comprise a downstream section comprising the disc and a tubular element defining a cavity.
  • the disc can be arranged immediately adjacent to both the rod of aerosol-generating material and the tubular element.
  • the disc can be adhered to the tubular element.
  • the downstream section can include a body of material comprising an aerosol modifying agent.
  • the body of material can comprise an aerosol modifying agent in the form of a capsule.
  • the disc can be formed of biodegradable material.
  • the disc can be formed of fibrous material, optionally comprising fibres selected from at least one of cellulose, viscose, lyocell, rayon, viscose rayon, cupro and modal.
  • the disc can be formed of paper or cardboard.
  • the disc can comprise one or more apertures. Alternatively or in addition, the disc can be formed of a porous material.
  • the disc can have a thickness which is less than half of its diameter.
  • the disc can comprise a single aperture having a cross-sectional area of between about 0.2 and about 115 mm 2 , or between about 0.8 and about 65 mm 2 .
  • the disc can comprise a plurality of apertures having a combined cross sectional area of between about 2 mm 2 and about 115 mm 2 , or between about 5 mm 2 and about 65 mm 2 .
  • the disc can comprise a plurality of apertures having a combined cross-sectional area of between about 20 and about 150 mm 2 , or between about 50 and about 65 mm 2 .
  • the one or more apertures can each be between about 0.5 mm and about 6 mm in diameter, or between about 2 mm and about 5 mm in diameter.
  • the one or more apertures can each be between 2.5 mm and 4.5 mm in diameter.
  • the one or more apertures can each be between 3 mm and 4 mm in diameter.
  • the one or more apertures can have a cross-sectional shape which is circular, square or triangular. At least one of the one or more apertures can be covered and/or filled with an amorphous solid material.
  • the amorphous solid material can comprise an aerosol- former material, a gelling agent and a filler.
  • the amorphous solid material can have a thickness of about 0.015 mm to about 1.5 mm.
  • the disc can have a thickness of between 50 and 500 micrometres, or between 100 and 300 micrometres, or between 150 and 250 micrometres.
  • the rod of aerosol-generating material can comprise a plurality of strands or strips of aerosol-generating material.
  • the strands or strips of aerosol-generating material can be arranged such that their longitudinal dimension is substantially parallel with the longitudinal axis of the article.
  • the rod of aerosol-generating material can comprise at least one sheet of botanical material.
  • the article can be for use in or as a non-combustible aerosol provision system.
  • the rod of aerosol-generating material can comprise an aerosol former in an amount of from about 5% to about 40% of the aerosol-generating material on a dry weight basis.
  • the non-combustible aerosol provision device can comprise a heating element configured for insertion into the rod of aerosol-generating material of the article.
  • a heating element configured for insertion into the rod of aerosol-generating material of the article.
  • Figure 1a is a side-on cross-sectional view of an article, the article including a disc adjacent to an aerosol-generating material and a hollow tube at the mouth end of the article;
  • Figure 1b is a cross sectional view through line A – A’ of a part of the article of Figure 1a;
  • Figure 1c is a side-on cross-sectional view of another article, the article including a disc adjacent to an aerosol-generating material and a capsule-containing mouth end segment;
  • Figure 2 is a schematic illustration of a non-combustible aerosol provision device;
  • Figure 3 is a simplified schematic illustration of the components within the housing of the aerosol provision device shown in Figure 2;
  • Figure 4 is a schematic illustration of the non-combustible aerosol provision device shown in Figure 2 with the article shown in Figure 1a inserted into the device, forming a system;
  • Figures 5a and 5b illustrate first and second alternative discs for use
  • Figure 1a is a side-on cross-sectional view of an article 1 including aerosol-generating material 3, in the present case in the form of a rod of aerosol-generating material, and a disc 13 adjacent to the rod of aerosol-generating material 3.
  • the article 1 is substantially rod-shaped and has a longitudinal axis along line X – X’ shown in Figure 1a.
  • the disc 13 is arranged such that it lies with its plane substantially perpendicular to the longitudinal axis.
  • the disc 13 is arranged to allow aerosol to pass through the disc 13.
  • the disc 13 includes a single aperture 13a passing through the disc 13 and the single aperture 13a is centred on the longitudinal axis and has a substantially circular shape. In other examples the centre of the aperture 13a can be offset from the longitudinal axis of the article. Alternatively or additionally, multiple apertures can be provided and/or the one or more apertures can have a shape other than a circle, such as a square, rectangular or triangular shape.
  • the disc 13 can act as a partial barrier to prevent some or all of the aerosol-generating material from migrating out of the rod of aerosol-generating material.
  • the disc 13 can also act to provide a support to the article 1, for instance in cases in which the rod of aerosol-generating material has a relatively low packing density and therefore a relatively low firmness.
  • the article 1 can be used in a non-combustible aerosol- provision system, and in such cases a heating element may be inserted into the rod of aerosol-generating material, as described in more detail below.
  • the disc 13 can act to reduce movement of the aerosol-generating material 3 when the heating element is inserted into the material 3, while the aperture 13a in the disc 13 allows aerosol to pass through the disc 13 to reach the mouth end of the article 1.
  • the disc 13 forms part of a downstream section 2 of the article 1, which is the portion of the article 1 downstream from the aerosol-generating material 3.
  • the downstream section 2 also includes a tubular element 8 immediately downstream and adjacent to the disc 13.
  • the tubular element 8, also referred to as a cooling segment 8 includes a hollow internal cavity having an inner diameter which is greater than the inner diameter of the aperture 13a in the disc 13.
  • the disc 13 also therefore acts to prevent aerosol-generating material 3 from moving into the hollow internal cavity of the tubular element 8.
  • the article 1 also includes a body of material 6 immediately downstream of the tubular element 8.
  • Figure 1b is a cross-sectional view of the article of Figure 1a through the line A-A’ thereof through the body of material 6.
  • the body of material 6, can include an aerosol modifying agent as described herein.
  • the aerosol modifying agent is provided in the form of a capsule 11.
  • the aerosol modifying agent can be provided in other forms, such as material injected into the body of material 6 or provided on a thread, for instance the thread carrying a flavourant or other aerosol modifying agent, which may also be disposed within the body of material 6.
  • the disc 13 has a thickness, which is less than half of its diameter.
  • the disc 13 can be of a thickness between 50 and 500 micrometres, or of a thickness between 100 and 300 micrometres or between 150 and 250 micrometres.
  • the disc 13 has a thickness of 200 microns.
  • the disc 13 can be made of any suitable material.
  • the disc 13 can be formed of biodegradable material.
  • the disc 13 can advantageously be formed of paper or cardboard.
  • the disc can be formed from sheet material which has been cut or stamped to produce a disc of a suitable shape and with one or more apertures 13a within the disc.
  • the disc 13 is made of a material which is inherently porous, and therefore allows aerosol to pass through the disc 13 without any apertures being formed therein.
  • Such an inherently porous disc can be free of apertures or have apertures as described herein formed therein.
  • the disc 13 can be made of a material which maintains its structural integrity at temperatures of greater than 100 degrees centigrade, for instance at temperatures up to at least about 400oC, 350oC, 300oC or 250oC.
  • the resistance to draw of the article including the disc 13 can be relatively constant, for instance changing by less than 10% or less than 5%, before and after the disc 13 is exposed to temperatures in these ranges.
  • the weight of the disc 13 can be relatively constant, for instance changing by less than 10% or less than 5%, before and after the disc 13 is exposed to temperatures in these ranges.
  • the resistance to draw of the article 1 can be measured according to the ISO standard method (ISO6565:2015).
  • Suitable materials for forming the disc are, for instance, cellulosic based sheet materials such as paper or cardboard.
  • the disc 13 can alternatively or additionally include or be made entirely from other fibrous materials such as regenerated cellulose fibres, or a mixture of cellulose fibres and regenerated cellulose fibres.
  • Regenerated cellulose may be considered to be a class of materials that is manufactured by the conversion of natural cellulose to a soluble cellulosic derivative or direct dissolution of cellulosic pulp and subsequent regeneration via wet-spinning process. Therefore, regenerated cellulose fibres may be considered to be a class of materials that is manufactured by the conversion of natural cellulose to a soluble cellulosic derivative or direct dissolution of cellulosic pulp and subsequent regeneration in fibre form.
  • regenerated cellulose fibres are a pure form of cellulose whilst the cellulose acetate fibres are a modified form of cellulose that is modified by the addition of acetyl groups to the cellulose polymer.
  • Regenerated cellulose fibers are typically prepared by extracting non-cellulosic compounds from wood, contacting the extracted wood with caustic soda, followed by carbon disulfide and then by sodium hydroxide, giving a viscous solution by direct dissolution of high purity cellulose pulp using NMMO. The solution is subsequently forced through spinneret heads to create viscous threads of regenerated fibers.
  • the manner in which the regenerated cellulose is made is not considered to limiting on the scope of the present invention.
  • the plurality of regenerated cellulose fibres may be, for example, but not limited to, viscose, lyocell, rayon, viscose rayon, cupro and modal.
  • the plurality of regenerated cellulose fibres consist of lyocell fibres and are the only fibres included within the disc 13.
  • the plurality of regenerated cellulose fibres consist of viscose fibres and are the only fibres included within the disc 13.
  • the fibres forming the disc 13 can be formed into a sheet material from which the disc is produced using techniques known in the industry, such as the paper making process, wet-laid and hydroentangling processes.
  • the disc 13 can have a single aperture having a cross-sectional area of between about 0.2 mm 2 and about 115 mm 2 , or between about 0.8 mm 2 and about 65 mm 2 .
  • the disc can include a plurality of apertures having a combined cross- sectional area of between about 2 mm 2 and about 115 mm 2 , or between about 5 mm 2 and about 65 mm 2 , between about 20 mm 2 and about 150 mm 2 , or between about 50 mm 2 and about 65 mm 2 .
  • the one or more apertures can each be between about 0.5 mm and about 6 mm in diameter, or between about 2 mm and about 5 mm in diameter.
  • the one or more apertures can each be between 2.5 mm and 4.5 mm in diameter.
  • the one or more apertures can each be between 3 mm and 4 mm in diameter.
  • the downstream section 2 further includes a mouth-end hollow tubular element 4 immediately downstream of the body of material 6, at the mouth end of the article 1.
  • the mouth-end hollow tubular element 4 can be omitted.
  • Figure 1c is a side-on cross-sectional view of another article 1’ including a downstream section 2’.
  • the downstream section 2’ comprises a body of material 6’ that extends to the mouth end of the article 1’.
  • the other features of article 1’ are the same as article 1 of Figures 1a and 1b.
  • the capsule 11 can comprise a breakable capsule, for instance a capsule which has a solid, frangible shell surrounding a liquid payload.
  • a single capsule 11 is used.
  • the capsule 11 is entirely embedded within the body of material 6.
  • the capsule 11 is completely surrounded by the material forming the body 6.
  • a plurality of breakable capsules may be disposed within the body of material 6, for instance 2, 3 or more breakable capsules.
  • the length of the body of material 6 can be increased to accommodate the number of capsules required.
  • the individual capsules may be the same as each other, or may differ from one another in terms of size and/or capsule payload.
  • the capsule 11 has a core-shell structure.
  • the capsule 11 comprises a shell encapsulating a liquid agent, for instance a flavourant or other agent, which can be any one of the flavourants or aerosol modifying agents described herein.
  • the shell of the capsule can be ruptured by a user to release the flavourant or other agent into the body of material 6.
  • the capsule 11 can be located at a position other than a longitudinally central position in the body of material 6, i.e. closer to the downstream end of the body of material 6 than the upstream end, or closer to the upstream end of the body of material 6 than the downstream end.
  • the body of material 6, 6’ can be wrapped in a first plug wrap 7.
  • a second plug wrap 9 can be used to connect the tubular element 8 and the body of material 6, 6’ and a tipping material 5 can be used to connect the downstream section 2, 2’ to the rod of aerosol-generating material 3.
  • the first plug wrap 7 can comprise a barrier coating to make the material of the plug wrap substantially impermeable to the liquid payload of the capsule 11.
  • the second plug wrap 9 and/or tipping paper 5 can comprise a barrier coating to make the material of that plug wrap and/or tipping paper substantially impermeable to the liquid payload of the capsule 11.
  • the first plug wrap 7 has a basis weight of less than 50 gsm, more preferably between about 20 gsm and 40 gsm.
  • the first plug wrap 7 has a thickness of between 30 ⁇ m and 60 ⁇ m, more preferably between 35 ⁇ m and 45 ⁇ m.
  • the first plug wrap 7 is a non-porous plug wrap, for instance having a permeability of less than 100 Coresta units, for instance less than 50 Coresta units.
  • the first plug wrap 7 can be a porous plug wrap, for instance having a permeability of greater than 200 Coresta Units.
  • the body of material 6, 6’ is formed from filamentary tow.
  • the tow used in the body of material 6, 6’ has a denier per filament (d.p.f.) of 5 and a total denier of 25,000.
  • the tow comprises plasticised cellulose acetate tow.
  • the plasticiser used in the tow comprises about 9% by weight of the tow.
  • the plasticiser is triacetin.
  • different materials can be used to form the body of material 6, 6’.
  • the body 6, 6’ can be formed from paper.
  • the paper, or other cellulose-based material can be provided as one or more portions of sheet material which is folded and/or crimped to form body 6, 6’.
  • the sheet material can have a basis weight of from 15gsm to 60gsm, for instance between 20 and 50 gsm.
  • the sheet material can, for instance, have a basis weight in any of the ranges between 15 and 25 gsm, between 25 and 30 gsm, between 30 and 40 gsm, between 40 and 45 gsm and between 45 and 50 gsm.
  • the sheet material can have a width of between 50mm and 200mm, for instance between 60mm and 150mm, or between 80mm and 150mm.
  • the sheet material can have a basis weight of between 20 and 50 gsm and a width between 80mm and 150mm.
  • the article has a ventilation level of about 20% of the aerosol drawn through the article.
  • the article can have a ventilation level of between 10% and 60% of aerosol drawn through the article, for instance between 20% and 55%.
  • the ventilation is provided into the cooling section 8, which has been found to be particularly beneficial in assisting with the aerosol generation process.
  • the ventilation is provided via perforations 12, in the present case formed as a single row of laser perforations, positioned 20 mm from the downstream, mouth-end 2b of the articles 1, 1’. In alternative embodiments, two or more rows of ventilation perforations may be provided.
  • the ventilation can be provided into the downstream sections 2, 2’ at other locations, for instance into the body of material 6, 6’ or mouth end tubular element 4.
  • the aerosol generating section comprises a source of aerosol- generating material in the form of a cylindrical rod of aerosol-generating material 3.
  • the aerosol-generating section may comprise a cavity for receiving a source of aerosol-generating material.
  • the aerosol-generating material may comprise a plurality of strands or strips of aerosol-generating material.
  • the aerosol- generating material may comprise a plurality of strands or strips of an aerosolisable material and/or a plurality of strands or strips of an amorphous solid, as described hereinbelow.
  • the aerosol-generating material consists of a plurality of strands or strips of an aerosolisable material.
  • the cylindrical rod of aerosol-generating material 3, 3’ comprises a plurality of strands and/or strips of aerosol-generating material, and is circumscribed by a wrapper 10.
  • the plurality of strands or strips of aerosol-generating material may be aligned within the aerosol-generating section such that their longitudinal dimension is in parallel alignment with the longitudinal axis, X-X’ of the article 1, 1’.
  • the strands or strips may generally be arranged such that their longitudinal dimension aligned is transverse to the longitudinal axis of the article. At least about 10%, 20%, 30%, 40%, 50%, 60%, 70%, 80%, 90% or 95 % of the plurality of strands or strips may be arranged such that their longitudinal dimension is in parallel alignment with the longitudinal axis of the article. A majority of the strands or strips may be arranged such that their longitudinal dimensions are in parallel alignment with the longitudinal axis of the article. In some embodiments, about 95% to about 100% of the plurality of strands or strips are arranged such that their longitudinal dimension is in parallel alignment with the longitudinal axis of the article.
  • substantially all of the strands or strips are arranged in the aerosol-generating section such that their longitudinal dimension is in parallel alignment with the longitudinal axis of the aerosol-generating section of the article.
  • the inventors have found that, where the majority of the strands or strips are arranged in the aerosol-generating section such that their longitudinal axis is parallel with the longitudinal axis of the aerosol-generating section of the article, the force required to insert an aerosol generator, such as a heating element, into the aerosol-generating material can be relatively low. This can result in an article which is easier to use.
  • the aerosol-generating material may have a packing density of between about 400 mg/cm 3 and about 900 mg/cm 3 within the aerosol-generating section.
  • a packing density higher than this may make it difficult to insert the aerosol-generator of the aerosol provision device into the aerosol-generating material and increase the pressure drop.
  • a packing density lower than 400 mg/cm 3 may reduce the rigidity of the article.
  • the aerosol-generating material may not effectively grip the aerosol-generator of the aerosol provision.
  • At least about 70% of a volume of the aerosol-generating section is filled with the aerosol-generating material. In some embodiments, from about 75% to about 85% of the volume of the cavity is filled with the aerosol-generating material.
  • the rod of aerosol-generating material 3, 3’ has a circumference of about 22.7 mm.
  • the rod of aerosol-generating material 3, 3’ may have any suitable circumference, for example between about 20 mm and about 26 mm.
  • the articles 1, 1’ are configured, in some embodiments, for use in a non-combustible aerosol provision device comprising an aerosol generator for insertion into the aerosol generating section.
  • the aerosol generator can be a heater, and the article is configured to receive the aerosol generator in the rod of aerosol-generating material.
  • the wrapper 10 is also substantially impermeable to air.
  • the wrapper 10 preferably has a permeability of less than 100 Coresta Units, more preferably less than 60 Coresta Units.
  • low permeability wrappers for instance having a permeability of less than 100 Coresta Units, more preferably less than 60 Coresta Units, result in an improvement in the aerosol formation in the aerosol-generating material 3.
  • the permeability of the wrapper 10 can be measured in accordance with ISO 2965:2009 concerning the determination of air permeability for materials used as cigarette papers, filter plug wrap and filter joining paper.
  • a tipping paper 5 is wrapped around the full length of the mouthpiece 2, 2’ and over part of the rod of aerosol-generating material 3, 3’ and has an adhesive on its inner surface to connect the mouthpiece 2, 2’ and rod 3, 3’.
  • the rod of aerosol-generating material 3, 3’ is wrapped in wrapper 10, which forms a first wrapping material
  • the tipping paper 5 forms an outer wrapping material which extends at least partially over the rod of aerosol-generating material 3, 3’ to connect the mouthpiece 2, 2’ and rod 3, 3’.
  • the tipping paper can extend only partially over the rod of aerosol-generating material.
  • the tipping paper 5 extends 5 mm over the rod of aerosol-generating material 3, 3’ but it can alternatively extend between 3 mm and 10 mm over the rod 3, 3’, or more preferably between 4 mm and 6 mm, to provide a secure attachment between the mouthpiece 2, 2’ and rod 3, 2’.
  • the tipping paper can have a basis weight greater than 20 gsm, for instance greater than 25 gsm, or preferably greater than 30 gsm, for example 37 gsm. These ranges of basis weights have been found to result in tipping papers having acceptable tensile strength while being flexible enough to wrap around the article 1, 1’ and adhere to itself along a longitudinal lap seam on the paper. In the present example, the outer circumference of the tipping paper 5, once wrapped around the mouthpiece 2, 2’, is about 23 mm. When the aerosol generator is inserted into the rod of aerosol-generating material 3, 3’, strands and or strips of aerosol-generating material can be displaced longitudinally, into the cooling section 8.
  • the inventors have found that providing a disc 13 directly adjacent to the source of aerosol generating material, advantageously reduces the longitudinal displacement of strands and/or strips of aerosol-generating material when the aerosol generator is inserted into the rod of aerosol-generating material.
  • the inventors have found that reducing the displacement of aerosol-generating material, in use, can advantageously result in a more consistent packing density of aerosol- generating material along the length of the rod and/or within a cavity, which can result in more consistent and improved aerosol generation.
  • the cooling section 8 is located around and defines an air gap within the mouthpiece 2, 2’ which acts as a cooling section. The air gap provides a chamber through which heated volatilised components generated by the aerosol-generating material 3, 3’ flow.
  • the cooling section 8 is hollow to provide a chamber for aerosol accumulation yet rigid enough to withstand axial compressive forces and bending moments that might arise during manufacture and whilst the article 1 is in use.
  • the cooling section 8 provides a physical displacement between the aerosol-generating material 3, 3’ and the body of material 6, 6’.
  • the physical displacement provided by the cooling section 8 can provide a thermal gradient across the length of the cooling section 8.
  • the cooling section 8 comprises a hollow channel.
  • the single hollow channel is substantially cylindrical, although in alternative embodiments, other channel geometries/cross-sections may be used.
  • the hollow channel can provide a space into which aerosol drawn into the cooling section 8 can expand and cool down.
  • the hollow channel of the cooling section can have a large diameter.
  • the larger diameter of the hollow tube provides a large space into which aerosol drawn into the cooling section 8 can expand and cool down.
  • the larger diameter of the hollow tube also provides a large space into which ventilated air which is introduced into the cooling section can mix with the aerosol that has been drawn into the cooling section 8.
  • the cooling section 8 can be formed from filamentary tow.
  • the cooling section 8 is manufactured to have a rigidity that is sufficient to withstand the axial compressive forces and bending moments that might arise during manufacture and whilst the article 1 is in use.
  • the length of the cooling section 8 is less than about 30 mm. More preferably, the length of the cooling section 8 is less than about 25 mm. Still more preferably, the length of the cooling section 8 is less than about 20 mm.
  • the length of the cooling section 8 is preferably at least about 10 mm.
  • the length of the cooling section 8 is at least about 15 mm.
  • the length of the cooling section 8 is from about 15 mm to about 20 mm, more preferably from about 16 mm to about 19 mm. In the present example, the length of the cooling section 8 is 17 mm.
  • the body of material 6, 6’ and hollow tubular element 4 each define a substantially cylindrical overall outer shape and share a common longitudinal axis.
  • the aerosol-generating material 3, 3’ comprises tobacco material or a non-tobacco botanical material as described herein.
  • the tobacco or other botanical material may be a particulate or granular material.
  • the material is a powder.
  • the material may comprise may comprise strips, strands or fibres of tobacco or another botanical material.
  • the aerosol-generating material comprises an aerosol-former material.
  • the aerosol- former material comprises one or more constituents capable of forming an aerosol.
  • the aerosol-former material comprises one or more of glycerine, glycerol, propylene glycol, diethylene glycol, triethylene glycol, tetraethylene glycol, 1,3-butylene glycol, erythritol, meso-Erythritol, ethyl vanillate, ethyl laurate, a diethyl suberate, triethyl citrate, triacetin, a diacetin mixture, benzyl benzoate, benzyl phenyl acetate, tributyrin, lauryl acetate, lauric acid, myristic acid, and propylene carbonate.
  • the aerosol-former material is glycerol or propylene glycol.
  • the aerosol-former material is provided in an amount of up to about 50% on a dry weight base by weight of the aerosol-generating material.
  • the aerosol former material is provided in an amount of from about 5% to about 40% on a dry weight base by weight of the aerosol-generating material, from about 10% to about 30% on a dry weight base by weight of the aerosol-generating material or from about 10% to about 20% on a dry weight base aerosol-generating material.
  • amounts are given in % by weight, for the avoidance of doubt this refers to a dry weight basis, unless specifically indicated to the contrary.
  • any water that may be present in the aerosol-generating material, or in any component thereof, is entirely disregarded for the purposes of the determination of the weight %.
  • the water content of the aerosol-generating material described herein may vary and may be, for example, from 5 to 15% by weight.
  • the water content of the aerosol-generating material described herein may vary according to, for example, the temperature, pressure and humidity conditions at which the compositions are maintained. The water content can be determined by Karl-Fisher analysis, as known to those skilled in the art.
  • the aerosol-former material is a component that is in liquid phase, such as glycerol or propylene glycol, any component other than water is included in the weight of the aerosol-generating material.
  • the aerosol-former material is not included in the weight of the tobacco component or filler component, but is included in the weight of the "aerosol-former material" in the weight % as defined herein. All other ingredients present in the tobacco component are included in the weight of the tobacco component, even if of non-tobacco origin (for example non-tobacco fibres in the case of paper reconstituted tobacco).
  • the aerosol-generating material herein can comprise an aerosol modifying agent, such as any of the flavours described herein.
  • the non-combustible aerosol provision device 100 comprises a non-combustible aerosol-provision device having a housing 101 comprising an area 102 for receiving an article 1, 1’.
  • the area 102 is arranged to receive the article 1, 1’.
  • the article 1, 1’ is received into the area 102, at least a portion of the aerosol-generating material comes into thermal proximity with the heater 103.
  • the aerosol-generating material When the article 1, 1’ is fully received in the area 102, at least a portion of the aerosol-generating material may be in direct contact with the heater 103.
  • the aerosol-generating material will release a range of volatile compounds at different temperatures.
  • the selective release of undesirable compounds may be controlled by preventing the release of select volatile compounds.
  • an electrical energy supply 104 for example a rechargeable lithium ion battery.
  • a controller 105 is connected to the heater 103, the electrical energy supply 104, and a user interface 106, for example a button or display. The controller 105 controls the power supplied to the heater 103 in order to regulate its temperature.
  • FIG 4 is a schematic cross-section of a non-combustible aerosol-provision device of the type shown in Figure 3, with the heater 103 inserted into the aerosol-generating material 3 of an article 1.
  • the non-combustible aerosol provision device is illustrated in engagement with the aerosol-generating article 1 for consumption of the aerosol- generating article 1 by a user.
  • the housing 101 of non-combustible aerosol provision device defines an area 102 in the form of a cavity, open at the proximal end (or mouth end), for receiving an aerosol- generating article 1 for consumption.
  • the distal end of the cavity is spanned by a heating assembly comprising a heater 103.
  • the heater 103 is retained by a heater mount (not shown) such that an active heating area of the heater is located within the cavity.
  • the active heating area of the heater 103 is positioned within the aerosol- generating section of the aerosol-generating article 1 when the aerosol- generating article 1 is fully received within the cavity.
  • the heater 103 is configured for insertion into the aerosol generating material 3.
  • the heater 103 is shaped in the form of a pin terminating in a point. That is, the heater has a length dimension that is greater than its width dimension. As the article 1 is pushed into the cavity, the tapered point of the heater engages with the aerosol-generating material 3.
  • the pin is shaped for easy insertion and removal from an aerosol-generating material 3.
  • FIGS. 5a and 5b illustrate first and second alternative discs 13', 13'' for use in the articles of Figure 1a and Figure 1c.
  • the first alternative disc 13’ includes the central aperture 13a passing through the disc 13’ as previously described.
  • the disc 13’ includes a plurality of outer apertures 13b – 13e arranged between the central aperture 13a and the outer circumference of the disc 13’.
  • These outer apertures 13b – 13e are, in the present example, circular, but like the central aperture 13a can have other shapes.
  • the outer apertures 13b – 13e can be filled and/or covered with a material which aerosolises and/or deforms when exposed to aerosol during use.
  • the outer apertures 13b – 13e can be filled with an aerosol-generating material such as an amorphous solid material as described herein.
  • the material filling the outer apertures 13b – 13e can at least partially or completely prevent aerosol from passing through the outer apertures 13b – 13e upon initial exposure of the disc 13’ to aerosol.
  • the material filling the outer apertures 13b – 13e can aerosolise and/or deform, allowing aerosol to pass through the outer apertures 13b – 13e.
  • FIG. 5b illustrates a second alternative disc 13'' for use in the articles of Figure 1a and Figure 1c.
  • the disc 13’’ of Figure 5b is similar to that of Figure 5a, except that the material which aerosolises and/or deforms when exposed to aerosol during use of the article covers the upstream surface of the disc 13’’, including the central and outer apertures 13a-e.
  • the portion of material covering the central aperture 13a includes a slit 13a’, allowing aerosol to pass through the central aperture 13a when the disc 13’’ is first exposed to aerosol.
  • aerosol is encouraged through the central region of the aerosol- generating material 3 which is the part of the aerosol-generating material 3 that is initially heated by the pin heater described above.
  • the first and second alternative discs 13', 13'' of Figures 5a and 5b can, like the disc of Figures 1a and 1c, be made of a core material which maintains its structural integrity at temperatures of greater than 100 degrees centigrade, for instance at temperatures up to at least about 400oC, 350oC, 300oC or 250oC.
  • weight of the body of the first and second alternative discs 13', 13'' can be relatively constant, for instance changing by less than 10% or less than 5%, before and after the discs 13’, 13’’ are exposed to temperatures in these ranges.
  • Suitable materials for forming the discs 13’, 13’’ are, for instance, cellulosic based sheet materials such as paper or cardboard.
  • Figure 6 illustrates a method of manufacturing an article. At step 200, a source of aerosol-generating material is provided and formed into a rod.
  • the aerosol-generating material may be in the form of a sheet which is cut into strips and formed into a rod, or which is crimped and gathered to form a rod.
  • the aerosol-generating material may be particulate or in the form of a slurry, and formed into a rod through a funnel or die.
  • a disc is arranged adjacent to the rod of aerosol-generating material. The disc may be independently brought together with the rod of aerosol-generating material or may be pre-attached to another component, such as the tubular element 8 described herein.
  • the term “delivery system” is intended to encompass systems that deliver at least one substance to a user, and includes: combustible aerosol provision systems, such as cigarettes, cigarillos, cigars, and tobacco for pipes or for roll-your-own or for make-your-own cigarettes (whether based on tobacco, tobacco derivatives, expanded tobacco, reconstituted tobacco, tobacco substitutes or other smokable material); non-combustible aerosol provision systems that release compounds from an aerosol-generating material without combusting the aerosol-generating material, such as electronic cigarettes, tobacco heating products, and hybrid systems to generate aerosol using a combination of aerosol-generating materials; and aerosol-free delivery systems that deliver the at least one substance to a user orally, nasally, transdermally or in another way without forming an aerosol, including but not limited to, lozenges, gums, patches, articles comprising inhalable powders, and oral products such as oral tobacco which includes snus or moist snuff, wherein the at least one substance may or may not
  • a “combustible” aerosol provision system is one where a constituent aerosol-generating material of the aerosol provision system (or component thereof) is combusted or burned during use in order to facilitate delivery of at least one substance to a user.
  • the delivery system is a combustible aerosol provision system, such as a system selected from the group consisting of a cigarette, a cigarillo and a cigar.
  • the disclosure relates to a component for use in a combustible aerosol provision system, such as a filter, a filter rod, a filter segment, a tobacco rod, a spill, an aerosol-modifying agent release component such as a capsule, a thread, or a bead, or a paper such as a plug wrap, a tipping paper or a cigarette paper.
  • a “non-combustible” aerosol provision system is one where a constituent aerosol-generating material of the aerosol provision system (or component thereof) is not combusted or burned in order to facilitate delivery of at least one substance to a user.
  • the delivery system is a non-combustible aerosol provision system, such as a powered non-combustible aerosol provision system.
  • the non-combustible aerosol provision system is an electronic cigarette, also known as a vaping device or electronic nicotine delivery system (END), although it is noted that the presence of nicotine in the aerosol-generating material is not a requirement.
  • the non-combustible aerosol provision system is an aerosol- generating material heating system, also known as a heat-not-burn system. An example of such a system is a tobacco heating system.
  • the non-combustible aerosol provision system is a hybrid system to generate aerosol using a combination of aerosol-generating materials, one or a plurality of which may be heated.
  • Each of the aerosol-generating materials may be, for example, in the form of a solid, liquid or gel and may or may not contain nicotine.
  • the hybrid system comprises a liquid or gel aerosol-generating material and a solid aerosol-generating material.
  • the solid aerosol-generating material may comprise, for example, tobacco or a non-tobacco product.
  • the non-combustible aerosol provision system may comprise a non- combustible aerosol provision device and a consumable for use with the non- combustible aerosol provision device.
  • the disclosure relates to consumables comprising aerosol- generating material and configured to be used with non-combustible aerosol provision devices. These consumables are sometimes referred to as articles throughout the disclosure.
  • the non-combustible aerosol provision system such as a non- combustible aerosol provision device, may comprise a power source and a controller.
  • the power source may, for example, be an electric power source or an exothermic power source.
  • the exothermic power source comprises a carbon substrate which may be energised so as to distribute power in the form of heat to an aerosol-generating material or to a heat transfer material in proximity to the exothermic power source.
  • the non-combustible aerosol provision system may comprise an area for receiving the consumable, an aerosol generator, an aerosol generation area, a housing, a mouthpiece, a filter and/or an aerosol-modifying agent.
  • the consumable for use with the non-combustible aerosol provision device may comprise aerosol-generating material, an aerosol-generating material storage area, an aerosol-generating material transfer component, an aerosol generator, an aerosol generation area, a housing, a wrapper, a filter, a mouthpiece, and/or an aerosol-modifying agent.
  • the substance to be delivered comprises an active substance.
  • the active substance as used herein may be a physiologically active material, which is a material intended to achieve or enhance a physiological response.
  • the active substance may for example be selected from nutraceuticals, nootropics, psychoactives.
  • the active substance may be naturally occurring or synthetically obtained.
  • the active substance may comprise for example nicotine, caffeine, taurine, theine, vitamins such as B6 or B12 or C, melatonin, cannabinoids, or constituents, derivatives, or combinations thereof.
  • the active substance may comprise one or more constituents, derivatives or extracts of tobacco, cannabis or another botanical.
  • the substance to be delivered comprises a flavour.
  • the terms "flavour” and “flavourant” refer to materials which, where local regulations permit, may be used to create a desired taste, aroma or other somatosensorial sensation in a product for adult consumers.
  • flavour materials may include naturally occurring flavour materials, botanicals, extracts of botanicals, synthetically obtained materials, or combinations thereof (e.g., tobacco, cannabis, licorice (liquorice), hydrangea, eugenol, Japanese white bark magnolia leaf, chamomile, fenugreek, clove, maple, matcha, menthol, Japanese mint, aniseed (anise), cinnamon, turmeric, Indian spices, Asian spices, herb, wintergreen, cherry, berry, red berry, cranberry, peach, apple, orange, mango, clementine, lemon, lime, tropical fruit, papaya, rhubarb, grape, durian, dragon fruit, cucumber, blueberry, mulberry, citrus fruits, Drambuie, bourbon, scotch, whiskey, gin, tequila, rum, spearmint, peppermint, lavender, aloe vera, cardamom, celery, cascarilla, nutmeg, sandalwood, bergamot,
  • the flavour may be imitation, synthetic or natural ingredients or blends thereof. They may be in any suitable form, for example, liquid such as an oil, solid such as a powder, or gas.
  • the flavour comprises menthol, spearmint and/or peppermint.
  • the flavour comprises flavour components of cucumber, blueberry, citrus fruits and/or redberry.
  • the flavour comprises eugenol.
  • the flavour comprises flavour components extracted from tobacco.
  • the flavour comprises flavour components extracted from cannabis.
  • the flavour may comprise a sensate, which is intended to achieve a somatosensorial sensation which are usually chemically induced and perceived by the stimulation of the fifth cranial nerve (trigeminal nerve), in addition to or in place of aroma or taste nerves, and these may include agents providing heating, cooling, tingling, numbing effect.
  • a suitable heat effect agent may be, but is not limited to, vanillyl ethyl ether and a suitable cooling agent may be, but not limited to eucolyptol, WS-3.
  • Aerosol-generating material is a material that is capable of generating aerosol, for example when heated, irradiated or energized in any other way.
  • Aerosol-generating material may, for example, be in the form of a solid, liquid or semi-solid (such as a gel) which may or may not contain an active substance and/or flavourants.
  • the aerosol-generating material may comprise one or more active substances and/or flavours, one or more aerosol-former materials, and optionally one or more other functional material.
  • the aerosol-generating material may comprise a binder, such as a gelling agent, and an aerosol former.
  • a substance to be delivered and/or filler may also be present.
  • a solvent such as water, is also present and one or more other components of the aerosol-generating material may or may not be soluble in the solvent.
  • the aerosol-generating material is substantially free from botanical material.
  • the aerosol-generating material is substantially tobacco free.
  • the aerosol-generating material may comprise or be in the form of an aerosol- generating film.
  • the aerosol-generating film may comprise a binder, such as a gelling agent, and an aerosol former.
  • a substance to be delivered and/or filler may also be present.
  • the aerosol-generating film may be substantially free from botanical material.
  • the aerosol-generating material is substantially tobacco free.
  • the aerosol-generating film may have a thickness of about 0.015 mm to about 1 mm. For example, the thickness may be in the range of about 0.05 mm, 0.1 mm or 0.15 mm to about 0.5 mm or 0.3 mm.
  • the aerosol-generating film may be continuous.
  • the film may comprise or be a continuous sheet of material.
  • the sheet may be in the form of a wrapper, it may be gathered to form a gathered sheet or it may be shredded to form a shredded sheet.
  • the shredded sheet may comprise one or more strands or strips of aerosol-generating material.
  • the aerosol-generating film may be discontinuous.
  • the aerosol-generating film may comprise one or more discrete portions or regions of aerosol-generating material, such as dots, stripes or lines, which may be supported on a support. In such embodiments, the support may be planar or non-planar.
  • the aerosol-generating film may be formed by combining a binder, such as a gelling agent, with a solvent, such as water, an aerosol-former and one or more other components, such as one or more substances to be delivered, to form a slurry and then heating the slurry to volatilise at least some of the solvent to form the aerosol- generating film.
  • the slurry may be heated to remove at least about 60 wt%, 70 wt%, 80 wt%, 85 wt% or 90 wt% of the solvent.
  • the aerosol-generating material may comprise or be an “amorphous solid”.
  • the aerosol-generating material comprises an aerosol-generating film that is an amorphous solid.
  • the amorphous solid may be a “monolithic solid”.
  • the amorphous solid may be substantially non-fibrous.
  • the amorphous solid may be a dried gel.
  • the amorphous solid is a solid material that may retain some fluid, such as liquid, within it.
  • the amorphous solid may, for example, comprise from about 50wt%, 60wt% or 70wt% of amorphous solid, to about 90wt%, 95wt% or 100wt% of amorphous solid.
  • the amorphous solid may be substantially free from botanical material.
  • the amorphous solid may be substantially tobacco free.
  • the amorphous solid material comprises 40% menthol, 16% glycerol, 20% binder (alginate/pectin mix), and 20% fibres (wood pulp).
  • the amorphous solid comprises: 1-60 wt% of a gelling agent; 0.1-50 wt% of an aerosol-former agent; and 0.1-80 wt% of a flavour; wherein these weights are calculated on a dry weight basis.
  • the amorphous solid comprises: 1-50 wt% of a gelling agent; 0.1-50 wt% of an aerosol-former agent; and 30-60 wt% of a flavour; wherein these weights are calculated on a dry weight basis.
  • the amorphous solid comprises: aerosol-former material in an amount of from about 40 to 80 wt% of the amorphous solid; gelling agent and optional filler (i.e. in some examples filler is present in the amorphous solid, in other examples filler is not present in the amorphous solid), wherein the amount of gelling agent and filler taken together is from about 10 to 60 wt% of the amorphous solid (i.e. the gelling agent and filler taken together account for about 10 to 60 wt% of the amorphous solid); and optionally, active substance and/or flavourant in an amount of up to about 20 wt% of the amorphous solid (i.e.
  • the amorphous solid comprises ⁇ 20 wt% active substance).
  • the amorphous solid material may be formed from a dried gel. It has been found that using the component proportions discussed above means that as the gel sets, flavour compounds are stabilised within the gel matrix allowing a higher flavour loading to be achieved than in non-gel compositions.
  • the flavour e.g. menthol
  • the amorphous solid may have a thickness of about 0.015 mm to about 1.5 mm.
  • the thickness may be in the range of about 0.05mm, 0.1 mm or 0.15 mm to about 0.5 mm, 0.3 mm or 1 mm.
  • a material having a thickness of 0.2 mm is particularly suitable in some embodiments.
  • the amorphous solid may comprise more than one layer, and the thickness described herein refers to the aggregate thickness of those layers.
  • the amorphous solid may comprise from about 1 wt%, 5 wt%, 10 wt%, 15 wt%, 20 wt%, 25 wt%, 30 wt% or 35 wt% to about 60 wt%, 55 wt%, 50 wt%, 45 wt%, 40 wt% or 35 wt% of a gelling agent (all calculated on a dry weight basis).
  • the amorphous solid may comprise 1-60 wt%, 5-60 wt%, 20-60 wt%, 25-55 wt%, 30-50 wt%, 35-45 wt%, 5-45 wt%, 10-40 wt% or 20-35 wt% of a gelling
  • the amorphous solid may comprise a gelling agent.
  • the gelling agent may comprise one or more compounds selected from cellulosic gelling agents, non-cellulosic gelling agents, guar gum, acacia gum and mixtures thereof.
  • the gelling agent comprises a hydrocolloid.
  • the gelling agent comprises one or more compounds selected from the group comprising alginates, pectins, starches (and derivatives), celluloses (and derivatives), gums, silica or silicones compounds, clays, polyvinyl alcohol and combinations thereof.
  • the gelling agent comprises one or more of alginates, pectins, hydroxyethyl cellulose, hydroxypropyl cellulose, carboxymethylcellulose, pullulan, xanthan gum guar gum, carrageenan, agarose, acacia gum, fumed silica, polydimethylsiloxane (PDMS), sodium silicate, kaolin and polyvinyl alcohol.
  • the gelling agent comprises (or is) one or more of hydroxyethyl cellulose, hydroxypropyl cellulose, hydroxypropyl methylcellulose (HPMC), carboxymethylcellulose, guar gum, or acacia gum.
  • the gelling agent comprises (or is) one or more non-cellulosic gelling agents, including, but not limited to, agar, xanthan gum, gum Arabic, guar gum, locust bean gum, pectin, carrageenan, starch, alginate, and combinations thereof.
  • the non-cellulose based gelling agent is alginate or agar.
  • the filler may be fibrous.
  • the filler may be a fibrous organic filler material such as wood pulp, hemp fibre, cellulose or cellulose derivatives.
  • fibrous filler in an amorphous solid may increase the tensile strength of the material.
  • the amorphous solid does not comprise tobacco fibres.
  • the amorphous solid does not comprise fibrous material.
  • the amorphous solid may comprise from about 0.1 wt%, 0.5 wt%, 1 wt%, 3 wt%, 5 wt%, 7 wt% or 10 wt% to about 80 wt%, 50 wt%, 45 wt%, 40 wt%, 35 wt%, 30 wt% or 25wt% of an aerosol former material (all calculated on a dry weight basis).
  • the amorphous solid may comprise 0.5-40 wt%, 3-35 wt% or 10- 25 wt% of an aerosol former material.
  • the aerosol former material may act as a plasticiser.
  • the aerosol former included in the amorphous solid comprises one or more polyhydric alcohols, such as propylene glycol, triethylene glycol, 1 ,3- butanediol and glycerin; esters of polyhydric alcohols, such as glycerol mono-, di- or triacetate; and/or aliphatic esters of mono-, di- or polycarboxylic acids, such as dimethyl dodecanedioate and dimethyl tetradecanedioate.
  • polyhydric alcohols such as propylene glycol, triethylene glycol, 1 ,3- butanediol and glycerin
  • esters of polyhydric alcohols such as glycerol mono-, di- or triacetate
  • aliphatic esters of mono-, di- or polycarboxylic acids such as dimethyl dodecanedioate and dimethyl tetradecanedioate.
  • the aerosol former material comprises one or more compounds selected from erythritol, propylene glycol, glycerol, triacetin, sorbitol and xylitol. In some cases, the aerosol former material comprises, consists essentially of or consists of glycerol.
  • the aerosol-former material may comprise one or more constituents capable of forming an aerosol.
  • the aerosol-former material may comprise one or more of glycerol, propylene glycol, diethylene glycol, triethylene glycol, tetraethylene glycol, 1,3-butylene glycol, erythritol, meso-Erythritol, ethyl vanillate, ethyl laurate, a diethyl suberate, triethyl citrate, triacetin, a diacetin mixture, benzyl benzoate, benzyl phenyl acetate, tributyrin, lauryl acetate, lauric acid, myristic acid, and propylene carbonate.
  • glycerol propylene glycol
  • diethylene glycol triethylene glycol
  • tetraethylene glycol 1,3-butylene glycol
  • erythritol meso-Erythritol
  • ethyl vanillate ethyl laurate
  • An aerosol-modifying agent is a substance, typically located downstream of the aerosol generation area, that is configured to modify the aerosol generated, for example by changing the taste, flavour, acidity or another characteristic of the aerosol.
  • the aerosol- modifying agent may be provided in an aerosol-modifying agent release component, that is operable to selectively release the aerosol-modifying agent.
  • the aerosol-modifying agent may, for example, be an additive or a sorbent.
  • the aerosol-modifying agent may, for example, comprise one or more of a flavourant, a colourant, water, and a carbon adsorbent.
  • the aerosol-modifying agent may, for example, be a solid, a liquid, or a gel.
  • the aerosol-modifying agent may be in powder, thread or granule form.
  • the aerosol-modifying agent may be free from filtration material.
  • the various embodiments described herein are presented only to assist in understanding and teaching the claimed features. These embodiments are provided as a representative sample of embodiments only, and are not exhaustive and/or exclusive. It is to be understood that advantages, embodiments, examples, functions, features, structures, and/or other aspects described herein are not to be considered limitations on the scope of the invention as defined by the claims or limitations on equivalents to the claims, and that other embodiments may be utilised and modifications may be made without departing from the scope of the claimed invention.
  • Various embodiments of the invention may suitably comprise, consist of, or consist essentially of, appropriate combinations of the disclosed elements, components, features, parts, steps, means, etc, other than those specifically described herein.
  • this disclosure may include other inventions not presently claimed, but which may be claimed in future.

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Abstract

Un article (1) destiné à être utilisé dans ou en tant que système de fourniture d'aérosol Un article (1) destiné à être utilisé dans ou en tant que système de fourniture d'aérosol comprend une tige de matériau de génération d'aérosol (3) et un disque (13) adjacent à la tige de matériau de génération d'aérosol (3), le disque (13) étant conçu pour permettre à un aérosol de passer à travers le disque (13). L'invention concerne également un système de fourniture d'aérosol non combustible comprenant un dispositif de fourniture d'aérosol non combustible (100) et l'article (1). Un procédé de fabrication de l'article est également décrit.
PCT/GB2024/051681 2023-06-30 2024-06-28 Article destiné à être utilisé dans ou en tant que système de fourniture d'aérosol Ceased WO2025003695A1 (fr)

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GBGB2310090.2A GB202310090D0 (en) 2023-06-30 2023-06-30 An article for use in or as an aerosol probision system

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3310056A (en) * 1964-01-14 1967-03-21 Rieder Zoltan Partition disc for inhale-proof cigarettes
US5105831A (en) * 1985-10-23 1992-04-21 R. J. Reynolds Tobacco Company Smoking article with conductive aerosol chamber
US20190373948A1 (en) * 2018-05-31 2019-12-12 Xue Zhao Heat-not-burn cigarettes
US20210219616A1 (en) * 2020-01-16 2021-07-22 Nicoventures Trading Limited Susceptor arrangement for an inductively-heated aerosol delivery device
US20210244087A1 (en) * 2018-10-29 2021-08-12 Nerudia Limited Elongated Smoking Article
EP3772249B1 (fr) * 2018-04-09 2022-06-01 Philip Morris Products S.A. Article de génération d'aérosol ayant un élément fusible

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3310056A (en) * 1964-01-14 1967-03-21 Rieder Zoltan Partition disc for inhale-proof cigarettes
US5105831A (en) * 1985-10-23 1992-04-21 R. J. Reynolds Tobacco Company Smoking article with conductive aerosol chamber
EP3772249B1 (fr) * 2018-04-09 2022-06-01 Philip Morris Products S.A. Article de génération d'aérosol ayant un élément fusible
US20190373948A1 (en) * 2018-05-31 2019-12-12 Xue Zhao Heat-not-burn cigarettes
US20210244087A1 (en) * 2018-10-29 2021-08-12 Nerudia Limited Elongated Smoking Article
US20210219616A1 (en) * 2020-01-16 2021-07-22 Nicoventures Trading Limited Susceptor arrangement for an inductively-heated aerosol delivery device

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EP4734778A1 (fr) 2026-05-06
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