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WO2025228845A1 - Article de génération d'aérosol et système de fourniture d'aérosol - Google Patents

Article de génération d'aérosol et système de fourniture d'aérosol

Info

Publication number
WO2025228845A1
WO2025228845A1 PCT/EP2025/061440 EP2025061440W WO2025228845A1 WO 2025228845 A1 WO2025228845 A1 WO 2025228845A1 EP 2025061440 W EP2025061440 W EP 2025061440W WO 2025228845 A1 WO2025228845 A1 WO 2025228845A1
Authority
WO
WIPO (PCT)
Prior art keywords
aerosol
end component
article according
component
aerosol generating
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.)
Pending
Application number
PCT/EP2025/061440
Other languages
English (en)
Inventor
Min Xu
Jiajia FU
Yudong Zhang
Hongmeng Tian
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
Publication of WO2025228845A1 publication Critical patent/WO2025228845A1/fr
Pending legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D1/00—Cigars; Cigarettes
    • A24D1/20—Cigarettes specially adapted for simulated smoking devices

Definitions

  • the present application relates to the field of aerosol provision technology, and particularly relates to an aerosol generation article and an aerosol provision system.
  • An aerosol provision system comprises an aerosol provision device and an aerosol generation article (such as a tobacco article).
  • an aerosol generation article such as a tobacco article.
  • the typical design of an aerosol generation article is to use a packaging material to enclose an aerosol generating substrate.
  • the packaging material is generally wound into a cylindrical shape, with openings at both ends for air ventilation.
  • an aerosol generation article comprising: an aerosol generating substrate that forms an aerosol under a heating condition, an end component arranged upstream of the aerosol generating substrate and made of an insulating material and having an airflow channel, and a packaging material covering the aerosol generating substrate and the end component externally.
  • the aerosol generating substrate is located on the outlet side of the end component.
  • the thermal conductivity of the insulating material is less than 0.040
  • the thermal conductivity of the insulating material is less than 0.030
  • the thermal conductivity of the insulating material is less than 0.020
  • the thermal conductivity of the insulating material is less than 0.010
  • the thermal insulation material comprises aerogel.
  • the end component further comprises a heating element, and the heating element is arranged in the end component.
  • the end component has an air inlet hole, and the air inlet hole is located at the end of the end component opposite to the aerosol generating substrate.
  • the end component has an air inlet hole, and the air inlet hole is located on the peripheral surface of the end component.
  • an area on the packaging material corresponding to the end component has at least one hole penetrating through the packaging material, and the air inlet hole of the end component is in communication with the hole of the packaging material.
  • multiple holes are arranged circumferentially along the packaging material.
  • the aerosol generation article further comprises an end cap, and the end cap is located at the end of the end component away from the aerosol generating substrate and seals the end.
  • the end cap has an insertion hole, and the insertion hole is configured to transitionally or interference-fittingly engage with a piercing component when the piercing component passes through the insertion hole into the end component.
  • the end component has a through-hole along its length direction, and the through-hole is in communication with the insertion hole, allowing the piercing component to penetrate the aerosol generating substrate through the through-hole.
  • the through-hole is coaxially arranged with the insertion hole, and the diameter of the through-hole is larger than the diameter of the piercing component.
  • the end component further comprises a liner.
  • the liner is arranged within the through-hole of the end component.
  • the liner has a hollow channel for insertion of the piercing component.
  • the liner is a rigid hollow tubular component, and the end cap is made of deformable material.
  • the insulating material is formed into the end component through winding and/or folding.
  • the insulating material comprises a porous structure or an insulating sheet.
  • the insulating material is an insulating sheet.
  • the insulating sheet forms multiple insulating sleeves arranged concentrically with an inner and outer sleeve structure.
  • a radial gap is provided between adjacent insulating sleeves. The radial gap forms at least part of the airflow channel.
  • At least one axial end of the insulating sleeve has a flanging, and there is an axial gap between the flangings of adjacent insulating sleeves.
  • the axial gap communicates with the radial gap to form at least part of the airflow channel.
  • the insulating material is an insulating sheet, and the insulating sheet forms a spiral structure through spiral winding.
  • An axial gap is arranged between radially adjacent layers of the spiral structure. The gap forms the airflow channel.
  • the insulating material is an insulating sheet, and the insulating sheet is a pleated configuration.
  • the pleated configuration comprises an alternating first pleated surface and a second pleated surface.
  • a groove is formed between adjacent first pleated surface and second pleated surface, and the groove serves as at least part of the airflow channel.
  • the aerosol generating substrate further comprises at least one electromagnetic induction heating element, and the electromagnetic induction heating element is configured to heat the aerosol generating substrate.
  • one end of the electromagnetic induction heating element is integrated with the end component, while the other end enters the aerosol generating substrate.
  • the electromagnetic induction heating element comprises a metal element.
  • an aerosol provision system comprising an aerosol provision device and an aerosol generation article.
  • the aerosol provision device may comprise a housing with a cavity for accommodating the aerosol generation article.
  • an article for an aerosol generating device comprising: aerosol generating material; an upstream end and a downstream end, wherein air is configured to be drawn in a direction towards the downstream end from the upstream end; an end component, arranged upstream of the aerosol generating material, the end component comprising an insulating material and having an airflow channel, the aerosol generating material being located downstream of the end component; and a packaging material wrapped around the aerosol generating material and the end component
  • an end component may be provided upstream of the aerosol generating substrate, and then a packaging material is used to cover the aerosol generating substrate and the end component.
  • the end component is provided with an airflow channel that is smaller than the openings at the ends of the packaging material, and the openings at the ends of the packaging material are partially shielded by the end component. This achieves the prevention of the heat inside the aerosol generation article from dissipating through the openings at the ends of the packaging material without blocking the air ventilation. Since the end component is made of a thermal insulation material, it can further prevent the heat from being conducted outside the aerosol generation article through the end component.
  • the aerosol generation article of the present disclosure has the effects of heat insulation and air permeability.
  • the end component can receive substances such as tar and tobacco debris generated after the aerosol generating substrate is heated, reducing the risk of these substances falling into the heating cavity and contaminating the heating cavity.
  • the end component upstream of the aerosol generating substrate, the air will be preheated in the end component before entering the aerosol generating substrate, which can improve the user's puffing taste.
  • Figure 1 is a schematic cross-sectional structure diagram of an aerosol generation article provided
  • Figure 2 is a schematic cross-sectional structure diagram of another aerosol generation article
  • Figure 3 is a schematic cross-sectional structure diagram of yet another aerosol generation article
  • Figure 4 is a three-dimensional view of the end component of the aerosol generation article shown in Figure 3;
  • Figure 5 is a top view of the end component of the aerosol generation article shown in Figure 3;
  • Figure 6 is a schematic structural diagram of another aerosol generation article .
  • Figure 7 is a schematic cross-sectional structure diagram of the aerosol generation article shown in Figure 6;
  • Figure 8 is a schematic cross-sectional structure diagram of yet another aerosol generation article
  • Figure 9 is a schematic diagram of a partial structure of the aerosol generation article shown in Figure 8.
  • Figure 10 is a schematic cross-sectional structure diagram of an aerosol provision system.
  • FIG. 11 is a schematic cross-sectional structure diagram of another aerosol provision system. Description of reference numerals in the drawings:
  • Aerosol generation article 101 Aerosol generating substrate, 102 End component, 103 Packaging material, 104 Hollow channel, 105 Air inlet hole, 106 Hole, 107 First pleated surface, 108 Second pleated surface, 109 Groove, 110 End cap, 111 Through-hole, 112 Insertion hole, 113 Liner, 114 Electromagnetic induction heating element, 20 Aerosol provision device, 201 Housing, 202 Heating element, 203 Coil, 204 Energy supply module, 205 Piercing component.
  • the term “delivery system” is intended to encompass systems that deliver at least one substance to a user in use, 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 aerosolgenerating 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
  • 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 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.
  • END electronic nicotine delivery system
  • the non-combustible aerosol provision system is an aerosolgenerating 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 aerosolgenerating 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 thereof, 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 aerosolmodifying agent.
  • the delivery system is an aerosol-free delivery system that delivers 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 comprise nicotine.
  • the substance to be delivered may be an aerosol-generating material or a material that is not intended to be aerosolised.
  • either material may comprise one or more active constituents, one or more flavours, one or more aerosolformer materials, and/or one or more other functional materials.
  • 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 active substance comprises nicotine. In some embodiments, the active substance comprises caffeine, melatonin or vitamin B12.
  • the active substance may comprise one or more constituents, derivatives or extracts of cannabis, such as one or more cannabinoids or terpenes.
  • the active substance may comprise or be derived from one or more botanicals or constituents, derivatives or extracts thereof.
  • botanical includes any material derived from plants including, but not limited to, extracts, leaves, bark, fibres, stems, roots, seeds, flowers, fruits, pollen, husk, shells or the like.
  • the material may comprise an active compound naturally existing in a botanical, obtained synthetically.
  • the material may be in the form of liquid, gas, solid, powder, dust, crushed particles, granules, pellets, shreds, strips, sheets, or the like.
  • Example botanicals are tobacco, eucalyptus, star anise, hemp, cocoa, cannabis, fennel, lemongrass, peppermint, spearmint, rooibos, chamomile, flax, ginger, ginkgo biloba, hazel, hibiscus, laurel, licorice (liquorice), matcha, mate, orange skin, papaya, rose, sage, tea such as green tea or black tea, thyme, clove, cinnamon, coffee, aniseed (anise), basil, bay leaves, cardamom, coriander, cumin, nutmeg, oregano, paprika, rosemary, saffron, lavender, lemon peel, mint, juniper, elderflower, vanilla, Wintergreen, beefsteak plant, curcuma, turmeric, sandalwood, cilantro, bergamot, orange blossom, myrtle, cassis, valerian, pimento, mace, damien, marjoram, olive, lemon
  • the mint may be chosen from the following mint varieties: Mentha Arventis, Mentha c.v., Mentha niliaca, Mentha piperita, Mentha piperita citrata c.v., Mentha piperita c.v, Mentha spicata crispa, Mentha cardifolia, Memtha longifolia, Mentha suaveolens variegata, Mentha pulegium, Mentha spicata c.v. and Mentha suaveolens.
  • the active substance comprises or is derived from one or more botanicals or constituents, derivatives or extracts thereof and the botanical is tobacco. In some embodiments, the active substance comprises or derived from one or more botanicals or constituents, derivatives or extracts thereof and the botanical is selected from eucalyptus, star anise, cocoa and hemp.
  • the active substance comprises or derived from one or more botanicals or constituents, derivatives or extracts thereof and the botanical is selected from rooibos and fennel.
  • the substance to be delivered comprises a flavour.
  • 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 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 gel which may or may not contain an active substance and/or flavourants. In some embodiments, the aerosol-generating material may comprise an “ amorphous solid ” , which may alternatively be referred to as a “ monolithic solid” (i.e. non-fibrous). In some embodiments, 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. In some embodiments, the aerosol-generating material may for example comprise from about 50wt%, 60wt% or 70wt% of amorphous solid, to about 90wt%, 95wt% or 100wt% of amorphous solid.
  • 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-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.
  • the one or more other functional materials may comprise one or more of pH regulators, colouring agents, preservatives, binders, fillers, stabilizers, and/or antioxidants.
  • the material may be present on or in a support, to form a substrate.
  • the support may, for example, be or comprise paper, card, paperboard, cardboard, reconstituted material, a plastics material, a ceramic material, a composite material, glass, a metal, or a metal alloy.
  • the support comprises a susceptor.
  • the susceptor is embedded within the material. In some alternative embodiments, the susceptor is on one or either side of the material.
  • a consumable is an article comprising or consisting of aerosol-generating material, part or all of which is intended to be consumed during use by a user.
  • a consumable may comprise one or more other components, such as an aerosol-generating material storage area, an aerosol-generating material transfer component, an aerosol generation area, a housing, a wrapper, a mouthpiece, a filter and/or an aerosol-modifying agent.
  • a consumable may also comprise an aerosol generator, such as a heater, that emits heat to cause the aerosol-generating material to generate aerosol in use.
  • the heater may, for example, comprise combustible material, a material heatable by electrical conduction, or a susceptor.
  • a susceptor is a material that is heatable by penetration with a varying magnetic field, such as an alternating magnetic field.
  • the susceptor may be an electrically-conductive material, so that penetration thereof with a varying magnetic field causes induction heating of the heating material.
  • the heating material may be magnetic material, so that penetration thereof with a varying magnetic field causes magnetic hysteresis heating of the heating material.
  • the susceptor may be both electrically-conductive and magnetic, so that the susceptor is heatable by both heating mechanisms.
  • the device that is configured to generate the varying magnetic field is referred to as a magnetic field generator, herein.
  • 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 aerosolmodifying 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.
  • An aerosol generator is an apparatus configured to cause aerosol to be generated from the aerosol-generating material.
  • the aerosol generator is a heater configured to subject the aerosol-generating material to heat energy, so as to release one or more volatiles from the aerosol-generating material to form an aerosol.
  • the aerosol generator is configured to cause an aerosol to be generated from the aerosolgenerating material without heating.
  • the aerosol generator may be configured to subject the aerosol-generating material to one or more of vibration, increased pressure, or electrostatic energy.
  • aerosol delivery systems such as nebulisers or e-cigarettes.
  • e-cigarette or “electronic cigarette” may sometimes be used, but it will be appreciated this term may be used interchangeably with aerosol delivery system I device and electronic aerosol delivery system I device.
  • aerosol delivery systems such as nebulisers or e-cigarettes.
  • vapour delivery systems such as nebulisers or e-cigarettes.
  • aerosol delivery systems which may also be referred to as vapour delivery systems
  • vapour delivery systems such as nebulisers or e-cigarettes.
  • Aerosol delivery systems e-cigarettes
  • a modular assembly comprising a reusable device part and a replaceable (disposable/consumable) cartridge part.
  • the replaceable cartridge part will comprise the aerosol-generating material and the vaporiser (which may collectively be called a “cartomizer” ) and the reusable device part will comprise the power provision (e.g. rechargeable power source) and control circuitry.
  • the reusable device part will often comprise a user interface for receiving user input and displaying operating status characteristics
  • the replaceable cartridge device part in some cases comprises a temperature sensor for helping to control temperature.
  • Cartridges are electrically and mechanically coupled to the control unit for use, for example using a screw thread, bayonet, or magnetic coupling with appropriately arranged electrical contacts.
  • the cartridge may be removed from the reusable part and a replacement cartridge attached in its place.
  • Systems and devices conforming to this type of two-part modular configuration may generally be referred to as two-part systems/devices.
  • certain embodiments of the disclosure are based on aerosol delivery systems which are operationally configured to provide functionality in accordance with the principles described herein and the constructional aspects of systems configured to provide the functionality in accordance with certain embodiments of the disclosure is not of primary significance.
  • the aerosol generating article is an article for an aerosol provision system. In embodiments at least a portion of the article is received in an aerosol provision device. As shown in Figure 1 , the aerosol generation article 10 comprises an aerosol generating substrate 101 , an end component 102, and a packaging material 103.
  • the aerosol generating substrate 101 is capable of forming an aerosol under heating conditions.
  • the end component 102 is arranged upstream of the aerosol generating substrate 101.
  • the aerosol generating substrate comprises aerosol generating material.
  • the air can be preheated in the end component before entering the aerosol generating substrate, which can improve the user's puffing taste.
  • the end component can receive substances such as tar and tobacco debris generated after the aerosol generating substrate is heated, reducing the risk of these substances falling into the heating cavity and contaminating the heating cavity.
  • the end component 102 is made of a thermal insulation material and has an airflow channel, and the aerosol generating substrate 101 is located on the outlet side of the end component 102.
  • the packaging material 103 covers the aerosol generating substrate 101 and the end component 102 externally.
  • the packaging material 103 is wrapped around the aerosol generating substrate 101 and the end component 102. Since the end component is made of a thermal insulation material, it can help prevent the heat from being conducted outside the aerosol generation article through the end component.
  • the aerosol generation article may have the effects of assisting with heat insulation and air permeability.
  • the packaging material may be a wrapping material.
  • the packaging material may be in embodiments described as a wrapper or a wrap.
  • the airflow channel has a diameter which is smaller than an end opening of the packaging material 103, and the end opening of the packaging material 103 is partially shielded by the end component 102. This achieves the prevention of the heat inside the aerosol generation article 10 from dissipating through the end opening of the packaging material 103 without blocking the air ventilation.
  • the thermal conductivity of the thermal insulation material is less than 0.040 W/(m • K).
  • the thermal conductivity of the thermal insulation material can be configured to be less than 0.030 W/(m • K), less than 0.020 W/(m • K), or less than 0.010 W/(m • K). Since the end component 102 is made of a thermal insulation material with a low thermal conductivity, it can further prevent the heat from being conducted outside the aerosol generation article 10.
  • the aerosol generating substrate 101 will release active ingredients when heated.
  • the user draws air into the aerosol generating substrate 101 through a puffing action, which mixes with the active ingredients released by the aerosol generating substrate 101 before entering the oral cavity of the user.
  • an air inlet hole 105 that is in fluid communication with the aerosol generating substrate 101 is provided on the aerosol generation article 10.
  • the air inlet hole 105 is arranged upstream of the aerosol generating substrate 101.
  • the air inlet hole 105 is arranged upstream of the aerosol generating substrate 101.
  • upstream and downstream will be understood in relation to the flow of air drawn through the article 10. The terms are relative to each other and other features. “Upstream” may mean further away from the end of the article 10 which during use is the closest to or in contact with the mouth of the user. Similarly, the terms “upstream end” and “downstream end” will be understood in relation to the direction of flow of air drawn through the article 10.
  • the air inlet hole 105 is located at the end of the end component 102 away from the aerosol generating substrate 101. As shown in Figures 1 , 2, and 3, air can enter from the bottom surface of the distal end of the aerosol generation article 10. The distal end of the aerosol generation article 10 is the furthest away from the away from the mouth of the user during use.
  • the air inlet hole 105 is located on the peripheral surface of the end component 102. As shown in Figures 6 to 8, air can enter from the peripheral wall of the distal end of the aerosol generation article 10. Wherein, when the peripheral surface of the end component 102, where the air inlet hole 105 is provided, is covered by the packaging material 103, an area of the packaging material 103 corresponding to the air inlet hole 105 is further provided with a hole 106 penetrating through the packaging material 103. The air inlet hole 105 of the end component 102 communicates with the hole
  • one or more holes are provided on the packaging material 103.
  • the holes 106 on the packaging material 103 correspond one-to-one with and are in communication with the air inlet hole 105 of the end component 102.
  • the thermal insulation material is a porous structure or an insulating sheet.
  • the holes on the thermal insulation material form the airflow channel.
  • the thermal insulation material is an insulating sheet
  • the thermal insulation material forms the end component 102 by winding and/or folding. The thermal insulation material is wound or folded into shape.
  • the insulating sheet forms multiple insulating sleeves arranged concentrically with an inner and outer sleeve structure.
  • the length direction of the insulating sleeves is consistent with the length direction of the aerosol generation article 10.
  • at least one axial end of the insulating sleeve has a flanging, and there is an axial gap between the flangings of adjacent insulating sleeves. The axial gap communicates with the radial gap to form at least part of the airflow channel.
  • the insulating sheet is spirally wound to form a spiral structure.
  • grooves can also be provided on the insulating sheet. When the insulating sheet is wound into a spiral structure, if two radially adjacent layers are in close contact, these grooves can form the axially extending gaps.
  • the insulating sheet has a pleated configuration.
  • the pleated configuration comprises alternating first pleated surfaces 107 and second pleated surfaces 108.
  • a groove 109 is formed between adjacent first pleated surfaces 107 and second pleated surfaces 108.
  • the groove 109 serves as at least part of the airflow channel.
  • the insulating sheet with a pleated configuration is wound into a spiral structure. Even if two radially adjacent layers of the spiral structure are in close contact, the groove 109 between the first pleated surface 107 and the second pleated surface 108 can still allow air to pass through.
  • the structure of the pleated configuration plus spiral winding in Figure 4 has good supporting strength, and the aerosol generation article 10 is not easy to break or bend when inserted into the aerosol provision device 20.
  • the aerosol generation article 10 may further comprise an end cap 110.
  • the end cap 110 is located at the end of the end component 102 away from the aerosol generating substrate 101 and seals that end.
  • the air inlet hole 105 is provided on the peripheral surface of the end component 102.
  • the end cap 110 has an insertion hole 112.
  • the end component 102 is provided with a through-hole 111 along its length.
  • the through-hole 111 is in fluid communication with the insertion hole 112.
  • the through-hole 111 is coaxially arranged with the insertion hole 112.
  • a piercing component 205 of the aerosol provision device 20 sequentially passes through the insertion hole 112 on the end cap 110 and through the through-hole 111 of the end component 102 before entering the aerosol generating substrate 101.
  • the end cap 110 is made of a deformable material.
  • the thermal insulation material is a porous material. It is desirable to prevent the piercing component from directly contacting the thermal insulation material as this generates an unpleasant odor and affects the puffing taste.
  • the diameter of the through-hole 111 is set to be larger than the diameter of the piercing component 205. When the piercing component 205 is inserted into the aerosol generation article 10, there is a gap between the piercing component 205 and the wall of the through-hole 111 such that the piercing component 205 does not directly contact the thermal insulation material.
  • a liner 113 is provided in the through-hole 111 of the end component 102.
  • the liner 113 has a hollow channel 104 for receiving the piercing component 205.
  • the piercing component 205 is received into the hollow channel 104 of the liner 113, and the liner 113 serves to isolate the piercing component 205 from the thermal insulation material.
  • the liner 113 is a rigid hollow tubular component. As such component has a good structural stability, the liner 113 will not be extruded and deformed during the insertion process of the piercing component 205.
  • the end component 102 further comprises a heating element.
  • the heating element is arranged inside the end component 102. During the process of heating the aerosol generation article 10, the heating element generates heat, thereby preheating the air entering the end component 102 and improving the user's puffing taste.
  • the heating element is made of an electromagnetic induction material and can generate heat in an electromagnetic field.
  • the electromagnetic induction material may be, for example, iron, cobalt, nickel, gadolinium, erbium or their alloys.
  • At least one electromagnetic induction heating element 114 is further provided in the aerosol generating substrate 101.
  • the electromagnetic induction heating element 114 is configured to heat the aerosol generating substrate 101.
  • the electromagnetic induction heating element 114 may be integrated with the end component 102. As shown in Figure 2, one end of the electromagnetic induction heating element 114 is integrated with the end component 102. The other end of the electromagnetic induction heating element 114 is received into the aerosol generating substrate 101. When the aerosol generation article 10 is in an electromagnetic field, the electromagnetic induction heating element 114 generates heat and can heat the aerosol generating substrate 101. Further, a part of the electromagnetic induction heating element 114 can also be arranged in the end component 102.
  • the part of the electromagnetic induction heating element 114 located in the aerosol generating substrate 101 can heat the aerosol generating substrate 101 , and the part of the electromagnetic induction heating element 114 located in the end component 102 can preheat the air that is about to enter the aerosol generating substrate 101.
  • the electromagnetic induction heating element can heat the aerosol generating substrate from the inside, when used in conjunction with an aerosol provision device that heats from the periphery, the inside and outside of the aerosol generating substrate can be heated simultaneously, which has high heating efficiency, and the aerosol generating substrate is uniformly heated, which can improve the puffing taste.
  • the aerosol generating substrate can be heated by the electromagnetic induction heating element, even if the piercing component on the aerosol provision device is removed, an aerosol can still be successfully generated.
  • This embodiment also provides an aerosol provision system.
  • the system comprises an aerosol provision device and the above-mentioned aerosol generation article.
  • the aerosol provision device comprises a housing.
  • the housing is provided with a cavity for receiving the aerosol generation article.
  • the aerosol generation article is removably arranged in the cavity.
  • the heating method of the aerosol provision device is a resistance heating method and/or an electromagnetic induction heating method.
  • the aerosol provision system comprises an aerosol provision device 20 and an aerosol generation article 10.
  • the aerosol provision device 20 comprises a shell, a heating module and an energy supply module 204.
  • the heating module and the energy supply module 204 are arranged inside the shell.
  • the shell is provided with a cavity for receiving the aerosol generation article 10.
  • the heating module comprises a piercing component 205.
  • the piercing component 205 at least partially protrudes into the cavity.
  • the energy supply module 204 is electrically connected to the piercing component 205.
  • the piercing component 205 passes through the end component 102 and enters the aerosol generating substrate 101. After the piercing component 205 is powered on, it generates heat, thereby heating the aerosol generation article 10.
  • the aerosol provision system comprises an aerosol provision device 20 and an aerosol generation article 10.
  • the aerosol provision device 20 comprises a shell, a heating module and an energy supply module 204.
  • the heating module and the energy supply module 204 are arranged inside the shell.
  • the shell is provided with a cavity for receiving the aerosol generation article 10.
  • the heating module includes a heating element 202 and a coil 203.
  • the heating element 202 is arranged in the cavity, the coil 203 is wound outside the cavity, and the energy supply module 204 is electrically connected to the coil 203.
  • the heating element 202 is made of a magnetic induction material.
  • the heating element 202 surrounds the aerosol generation article 10. After the coil 203 is powered on, the heating element 202 is in the electromagnetic field generated by the coil 203 and generates heat, thereby heating the aerosol generation article 10.
  • first,” “second,” etc. are used merely for descriptive purposes and should not be construed as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features.
  • the characteristics defined as “first,” “second,” etc. may explicitly or implicitly comprise at least one such characteristic.
  • the term “multiple” means at least two, such as two, three, etc., unless otherwise specifically defined.
  • connection can be a fixed connection or a detachable connection, or integrated; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediary medium, it can be the internal communication of two components or the interaction between two components, unless explicitly defined otherwise.
  • connection can be a fixed connection or a detachable connection, or integrated; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediary medium, it can be the internal communication of two components or the interaction between two components, unless explicitly defined otherwise.

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Abstract

La divulgation concerne un article de génération d'aérosol (10) et un système de fourniture d'aérosol. L'article de génération d'aérosol (10) comprend : un substrat de génération d'aérosol (101) qui forme un aérosol dans une condition de chauffage, un composant d'extrémité (102) disposé en amont du substrat de génération d'aérosol (101) et constitué d'un matériau isolant et ayant un canal d'écoulement d'air, le substrat de génération d'aérosol (101) étant situé sur le côté de sortie du composant d'extrémité (102), et un matériau d'emballage (103) recouvrant le substrat de génération d'aérosol (101) et le composant d'extrémité (102) à l'extérieur. L'article de génération d'aérosol de la présente divulgation présente les effets d'isolation thermique et de perméabilité à l'air.
PCT/EP2025/061440 2024-04-28 2025-04-25 Article de génération d'aérosol et système de fourniture d'aérosol Pending WO2025228845A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202420908166.2U CN222692746U (zh) 2024-04-28 2024-04-28 气溶胶生成制品及气溶胶供应系统
CN2024209081662 2024-04-28

Publications (1)

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WO2025228845A1 true WO2025228845A1 (fr) 2025-11-06

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CN (1) CN222692746U (fr)
WO (1) WO2025228845A1 (fr)

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN218354581U (zh) * 2022-07-11 2023-01-24 深圳麦时科技有限公司 气溶胶形成制品和气溶胶形成系统
JP2023148719A (ja) * 2022-03-30 2023-10-13 Ｆｕｔｕｒｅ Ｔｅｃｈｎｏｌｏｇｙ株式会社 喫煙具用カートリッジ
WO2024013342A1 (fr) * 2022-07-15 2024-01-18 Philip Morris Products S.A. Article de génération d'aérosol comprenant un élément amont

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2023148719A (ja) * 2022-03-30 2023-10-13 Ｆｕｔｕｒｅ Ｔｅｃｈｎｏｌｏｇｙ株式会社 喫煙具用カートリッジ
CN218354581U (zh) * 2022-07-11 2023-01-24 深圳麦时科技有限公司 气溶胶形成制品和气溶胶形成系统
WO2024013342A1 (fr) * 2022-07-15 2024-01-18 Philip Morris Products S.A. Article de génération d'aérosol comprenant un élément amont

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