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WO2025077541A1 - Substrat de génération d'aérosol et produit de génération d'aérosol - Google Patents

Substrat de génération d'aérosol et produit de génération d'aérosol Download PDF

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Publication number
WO2025077541A1
WO2025077541A1 PCT/CN2024/119732 CN2024119732W WO2025077541A1 WO 2025077541 A1 WO2025077541 A1 WO 2025077541A1 CN 2024119732 W CN2024119732 W CN 2024119732W WO 2025077541 A1 WO2025077541 A1 WO 2025077541A1
Authority
WO
WIPO (PCT)
Prior art keywords
aerosol generating
generating substrate
air channels
aerosol
cross
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/CN2024/119732
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English (en)
Chinese (zh)
Inventor
李文凤
倪军
汤建国
金祖涛
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.)
Smoore International Holdings Ltd
Original Assignee
Smoore International Holdings 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 Smoore International Holdings Ltd filed Critical Smoore International Holdings Ltd
Publication of WO2025077541A1 publication Critical patent/WO2025077541A1/fr
Pending legal-status Critical Current
Anticipated expiration legal-status Critical

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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
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
    • A24B3/00—Preparing tobacco in the factory
    • A24B3/14—Forming reconstituted tobacco products, e.g. wrapper materials, sheets, imitation leaves, rods, cakes; Forms of such products
    • 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
    • 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
    • A24F40/40—Constructional details, e.g. connection of cartridges and battery parts

Definitions

  • the present application relates to the technical field of smoking products, and in particular to an aerosol generating substrate and an aerosol generating product.
  • the aerosol generating matrices in the related art mainly include three types: particle type, traditional tobacco type and sheet type.
  • the efficiency of aerosol extraction of these aerosol generating matrices is low, and the smoking experience is relatively poor.
  • the embodiments of the present application hope to provide an aerosol generating substrate and an aerosol generating product that can improve the smoking experience.
  • the volume density of the aerosol generating substrate is 0.25 g/cm 3 to 1.40 g/cm 3 ; and/or,
  • a portion of the outer surface of the aerosol-generating substrate is recessed to form the second air channel.
  • the first airways in the plurality of trajectory lines are evenly distributed.
  • the porosity of the aerosol generating matrix 10 may be 5% to 95% (including endpoint values), for example, the porosity may be 5%, 10%, 20%, 30%, 40%, 50%, 60%, 75%, 85%, 95%, etc.
  • the airway 10a described in the embodiment of the present application is different from the pore.
  • the airway 10a is a hole in the macroscopic sense, while the pore is a hole in the microscopic sense.
  • the cross-sectional area and length and other dimensions of the airway 10a are much larger than those of the pore.
  • the airway 10a is mainly formed by processing. Therefore, the cross-sectional area and length and other dimensions of the airway 10a can be changed according to the design requirements, while the cross-sectional area and length and other dimensions of the pore are mainly formed naturally during the processing process.
  • the true density refers to the actual mass of the aerosol generating matrix 10 per unit volume in an absolutely dense state, that is, the density after removing the air channels 10a and pores. In other words, the volume here does not include the volume of the air channels 10a and pores.
  • the porosity refers to the ratio of the sum of the volumes of all the air channels 10a of the aerosol generating substrate 10 to the total volume of the aerosol generating substrate 10.
  • the air channel 10a is located at the center of the aerosol generating substrate 10, the air channel 10a extends along the Z1 direction and passes through both ends of the aerosol generating substrate 10, the diameter of the air channel 10a is d, and the cylindrical aerosol generating substrate 10
  • the bulk density of the aerosol-generating substrate 10 is the same, the greater the true density, the smaller the porosity, and the smaller the true density, the greater the porosity.
  • the aerosol generating matrix 10 is denser, the mass of the aerosol generating matrix 10 is larger and the utilization rate is lower, the aerosol generating matrix 10 has a slow heating rate during the heating process, a slow aerosol generation rate, a long preheating time, poor puffing consistency, a large aerosol flow resistance (i.e., large puffing resistance), which is not conducive to puffing, and the user's puffing experience is poor.
  • the volume density of the aerosol generating matrix 10 in the embodiment of the present application is 0.25g/ cm3 ⁇ 1.40g/ cm3 , the true density is 1.0g/ cm3 ⁇ 1.6g/ cm3 , the porosity of the aerosol generating matrix 10 is 5% ⁇ 95%, and the mass of the aerosol generating matrix 10 is moderate.
  • the heating rate of the aerosol generating matrix 10 can be effectively improved, so that the aerosol can be released quickly and evenly.
  • the suction resistance of the aerosol generating matrix 10 can also be maintained within an appropriate range.
  • the aerosol has good fluidity and is not easily diluted by air. Therefore, the suction experience can be better improved.
  • the air passages 10a located at different positions may be referred to as the first air passage 10a1 and the second air passage 10a2.
  • the first air channel 10a1 is located inside the aerosol-generating substrate 10
  • the second air channel 10a2 is located outside the aerosol-generating substrate 10 .
  • the aerosol generating substrate 10 may be provided with only the first air channel 10a1 as shown in FIGS. 1 to 20 , or only the second air channel 10a2 as shown in FIG. 21 , or both the first air channel 10a1 and the second air channel 10a2 may be provided as shown in FIGS. 22 and 23 .
  • the cross-sectional shape of the first air channel 10a1 is not limited.
  • the cross-sectional shape of the first air channel 10a1 can be circular, polygonal (including but not limited to triangle, square, prism, trapezoid, etc.), elliptical, oval, irregular, etc.
  • each first air channel 10 a 1 When a plurality of first air channels 10 a 1 are provided inside the aerosol-generating substrate 10 , the cross-sectional area and cross-sectional shape of each first air channel 10 a 1 may be set as required.
  • the cross-sectional areas of all the first air passages 10 a 1 may be completely the same, and the cross-sectional shapes of all the first air passages 10 a 1 may also be completely the same.
  • the cross-sectional area of at least one of the first air channels 10a1 may be different from the cross-sectional areas of the other first air channels 10a1 , that is, the cross-sectional areas of the first air channels 10a1 on the same aerosol generating substrate 10 may not be exactly the same.
  • the cross-sectional shape of at least one of the first air channels 10a1 may be different from the cross-sectional shapes of the other first air channels 10a1, that is, the cross-sectional shapes of the first air channels 10a1 on the same aerosol generating substrate 10 may not be exactly the same.
  • the aerosol generating matrix 10 can have a main body 11 and a plurality of protrusions 12.
  • the protrusions 12 are arranged at intervals on the circumference of the main body 11, and the second air channel 10a2 is formed at the intervals between two adjacent protrusions 12.
  • the number of the protrusions 12 may be two or more, as long as the interval between two adjacent protrusions 12 can form the second air channel 10 a 2 .
  • part of the outer surface of the aerosol generating substrate 10 may also be recessed to form the second air passage 10a2.
  • the difference between the aerosol generating substrate 10 in which the second air passage 10a2 is formed by recesses and the aerosol generating substrate 10 in which the second air passage 10a2 is formed by protrusions 12 is that The aerosol generating substrate 10 in which the second air channel 10 a 2 is formed by depression does not have a distinct main body portion 11 and a plurality of protrusions 12 .
  • the cross-sectional shape of the second air channel 10a2 can be one of semicircular, semi-elliptical, polygonal (including but not limited to triangle, square, prism, trapezoid, etc.) and irregular.
  • the second air channel 10a2 is also spiral.
  • the heat conduction of the spiral second air channel 10a2 is more uniform, which is beneficial to the consistency of sensory experience.
  • the release and extraction of aerosol can be further enhanced, thereby improving the utilization rate of the aerosol generating substrate 10 .
  • each first air channel 10 a 1 in a single trajectory line may be arranged along a circumferential direction around the center of the aerosol generating substrate 10 , and a plurality of trajectory lines may be arranged along a radial direction of the aerosol generating substrate 10 .
  • the circumferential direction surrounding the center of the aerosol generating substrate 10 is equivalent to the second direction Z2, and the radial direction of the aerosol generating substrate 10 is equivalent to the third direction Z3, that is, the plurality of first air channels 10a1 may be arranged in a ring shape.
  • the first air channels 10a1 in the multiple trajectory lines may also be unevenly distributed.
  • the unevenly distributed first air channels 10a1 combined with different heating methods can achieve uniform heating of the aerosol generating matrix 10 and consistency of aerosol in the first few puffs and the last few puffs of suction.
  • the non-uniform distribution modes of the first airways 10a1 in multiple trajectory lines are not limited to the above four types.
  • Various adjustments can be made as needed. For example, the spacing between the first airways 10a1 in a single trajectory line can be changed, the cross-sectional shapes of the first airways 10a1 in different rows can be changed, and the above-mentioned implementation methods of cross-sectional area changes can be combined with the implementation methods of spacing changes, etc.
  • track lines arranged in a non-circular manner such as the arrangements shown in FIG. 4 and FIG. 8 , they may also be arranged in a non-uniform distribution manner as described in the above embodiment.
  • the plurality of first air channels 10a1 inside the aerosol generating substrate 10 may also be randomly distributed.
  • the cross-sectional shapes of the first air channels 10a1 may be completely identical, or the cross-sectional shapes of at least two of the first air channels 10a1 may be different, and similarly, the cross-sectional areas of the first air channels 10a1 may be completely identical, or the cross-sectional areas of at least two of the first air channels 10a1 may be different.
  • each first air channel 10a1 can be distributed in each region inside the aerosol generating matrix 10, that is, almost every region inside the aerosol generating matrix 10 is provided with a first air channel 10a1, and there is no obvious region where the first air channel 10a1 is not provided.
  • the interior of the aerosol generating substrate 10 has a first region 10b and a second region 10c, and the first air passages 10a1 can be distributed in the first region 10b, that is, the first air passages 10a1 can be provided only in the first region 10b, while the second region 10c is not provided with the first air passages 10a1.
  • the number and position of the first region 10b and the second region 10c can be determined as required and are not limited here.
  • the cross-sectional shape of the different first air channels 10a1 is a portion of the cross-sectional shape of the first air channels 10a1 located in the third region 10d.
  • the cross-sectional shape of at least one first air channel 10a1 located in the fourth area 10e is a part of the cross-sectional shape of the first air channel 10a1 located in the third area 10d.
  • the cross-sectional area and cross-sectional shape of each first air channel 10a1 can be flexibly designed. Therefore, it is not only convenient to adjust the inhalation resistance when the user inhales, but also convenient to adjust the mass distribution at different positions of the aerosol generating matrix 10, so as to better improve the heating rate and heating uniformity, and then better improve the inhalation experience.

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  • Medicinal Preparation (AREA)

Abstract

Des modes de réalisation de la présente invention concernent un substrat de génération d'aérosol et un produit de génération d'aérosol. Le substrat de génération d'aérosol a une structure d'un seul tenant ayant au moins un canal de gaz ; parmi tous les canaux de gaz, au moins un canal de gaz s'étend à partir d'une extrémité du substrat de génération d'aérosol dans une première direction vers l'autre extrémité opposée ; et au moins l'une des deux extrémités opposées de chaque canal de gaz dans la direction d'extension est une extrémité ouverte. La densité volumique du substrat de génération d'aérosol est comprise entre 0,25 g/cm3 et 1,40 g/cm3 ; et/ou, la densité réelle est comprise entre 1,0 g/cm3 et 1,6 g/cm3 ; et/ou, la porosité est comprise entre 5 et 95 %. Selon le substrat de génération d'aérosol dans les modes de réalisation de la présente demande, l'expérience de vapotage peut être grandement améliorée.
PCT/CN2024/119732 2023-10-10 2024-09-19 Substrat de génération d'aérosol et produit de génération d'aérosol Pending WO2025077541A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202311308739.4 2023-10-10
CN202311308739.4A CN119791330A (zh) 2023-10-10 2023-10-10 气溶胶生成基质及气溶胶生成制品

Publications (1)

Publication Number Publication Date
WO2025077541A1 true WO2025077541A1 (fr) 2025-04-17

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2024/119732 Pending WO2025077541A1 (fr) 2023-10-10 2024-09-19 Substrat de génération d'aérosol et produit de génération d'aérosol

Country Status (2)

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CN (1) CN119791330A (fr)
WO (1) WO2025077541A1 (fr)

Citations (11)

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Publication number Priority date Publication date Assignee Title
CN105705048A (zh) * 2013-09-25 2016-06-22 R.J.雷诺兹烟草公司 用于吸烟制品的气溶胶生成系统的热生成设备和相关的吸烟制品
CN207185917U (zh) * 2017-08-25 2018-04-06 上海新型烟草制品研究院有限公司 一种组合式发烟基体及制品
CN110150734A (zh) * 2019-05-23 2019-08-23 云南中烟工业有限责任公司 一种条棒状的发烟段及其制备方法及包含其的烟支
CN209436260U (zh) * 2018-08-17 2019-09-27 上海新型烟草制品研究院有限公司 一种发烟制品
CN111867407A (zh) * 2018-04-09 2020-10-30 菲利普莫里斯生产公司 具有可熔化元件的气溶胶生成制品
CN217429268U (zh) * 2022-04-22 2022-09-16 深圳市合元科技有限公司 气溶胶生成制品及气溶胶生成装置
TW202241282A (zh) * 2021-04-23 2022-11-01 瑞士商傑太日煙國際股份有限公司 氣溶膠產生製品
CN115251455A (zh) * 2022-08-19 2022-11-01 云南中烟工业有限责任公司 一种带有通道结构的多孔气溶胶生成基质棒的制备方法
CN115915976A (zh) * 2020-05-19 2023-04-04 菲利普莫里斯生产公司 具有防燃烧包装物的气溶胶生成制品
WO2023099776A1 (fr) * 2021-12-02 2023-06-08 Philip Morris Products S.A. Article de génération d'aérosol ayant un élément de canalisation d'air avec des passages d'air internes et externes
CN116649613A (zh) * 2022-02-17 2023-08-29 上海烟草集团有限责任公司 一种气溶胶生成制品

Patent Citations (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105705048A (zh) * 2013-09-25 2016-06-22 R.J.雷诺兹烟草公司 用于吸烟制品的气溶胶生成系统的热生成设备和相关的吸烟制品
CN207185917U (zh) * 2017-08-25 2018-04-06 上海新型烟草制品研究院有限公司 一种组合式发烟基体及制品
CN111867407A (zh) * 2018-04-09 2020-10-30 菲利普莫里斯生产公司 具有可熔化元件的气溶胶生成制品
CN209436260U (zh) * 2018-08-17 2019-09-27 上海新型烟草制品研究院有限公司 一种发烟制品
CN110150734A (zh) * 2019-05-23 2019-08-23 云南中烟工业有限责任公司 一种条棒状的发烟段及其制备方法及包含其的烟支
CN115915976A (zh) * 2020-05-19 2023-04-04 菲利普莫里斯生产公司 具有防燃烧包装物的气溶胶生成制品
TW202241282A (zh) * 2021-04-23 2022-11-01 瑞士商傑太日煙國際股份有限公司 氣溶膠產生製品
WO2023099776A1 (fr) * 2021-12-02 2023-06-08 Philip Morris Products S.A. Article de génération d'aérosol ayant un élément de canalisation d'air avec des passages d'air internes et externes
CN116649613A (zh) * 2022-02-17 2023-08-29 上海烟草集团有限责任公司 一种气溶胶生成制品
CN217429268U (zh) * 2022-04-22 2022-09-16 深圳市合元科技有限公司 气溶胶生成制品及气溶胶生成装置
CN115251455A (zh) * 2022-08-19 2022-11-01 云南中烟工业有限责任公司 一种带有通道结构的多孔气溶胶生成基质棒的制备方法

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