[go: up one dir, main page]

WO2025238698A1 - Bâtonnet d'arôme de type sans combustion - Google Patents

Bâtonnet d'arôme de type sans combustion

Info

Publication number
WO2025238698A1
WO2025238698A1 PCT/JP2024/017725 JP2024017725W WO2025238698A1 WO 2025238698 A1 WO2025238698 A1 WO 2025238698A1 JP 2024017725 W JP2024017725 W JP 2024017725W WO 2025238698 A1 WO2025238698 A1 WO 2025238698A1
Authority
WO
WIPO (PCT)
Prior art keywords
flavor
layer segment
section
segment
outer layer
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/JP2024/017725
Other languages
English (en)
Japanese (ja)
Inventor
康洋 宮谷
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.)
Japan Tobacco Inc
Original Assignee
Japan Tobacco Inc
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 Japan Tobacco Inc filed Critical Japan Tobacco Inc
Priority to PCT/JP2024/017725 priority Critical patent/WO2025238698A1/fr
Publication of WO2025238698A1 publication Critical patent/WO2025238698A1/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
    • 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

  • This disclosure relates to non-combustion flavor sticks.
  • Non-combustion flavor sticks include a rod-shaped flavor rod portion containing a flavor source and an aerosol-generating substrate, and that heats during use without combustion.
  • One known form of flavor stick includes a flavor rod portion formed by filling the inside of a cigarette paper with flavor materials including a flavor source (e.g., tobacco material) and an aerosol-generating substrate (glycerin, propylene glycol, etc.), and a filter portion located on the downstream end of the flavor rod (see, for example, Patent Document 1).
  • This type of flavor stick is used with a flavor inhalation device when inhaling.
  • the flavor rod portion is inserted into the storage cavity of the flavor inhalation device, and the flavor rod portion is heated without combustion by a heater provided in the storage cavity. This non-combustion heating causes an aerosol containing flavor components to be released from the flavor rod portion, which is then inhaled through the filter portion.
  • a known heating method for flavor inhalation devices is an external heating method in which the flavor rod portion is heated from the outer periphery by a heater (external heater) arranged on the peripheral wall surface that defines the storage cavity.
  • the present disclosure has been made in light of the above-mentioned circumstances, and its purpose is to provide a non-combustible flavor stick that is suitable for inhalation using an externally heated flavor inhalation device and has excellent responsiveness and durability.
  • the technology disclosed herein provides a non-combustion flavor stick comprising a flavor rod portion having a rod shape and including a flavor source and an aerosol-generating substrate, the flavor rod portion being heated without combustion during use,
  • the flavor rod portion is At least a portion of the section in the rod axial direction is configured as a solid three-layer structure in which an inner layer segment, a middle layer segment, and an outer layer segment are arranged in this order from the center side to the outer periphery side in a cross section of the flavor rod section, At least the inner layer segment and the outer layer segment contain the flavor source, and the outer layer segment has a lower density than the inner layer segment.
  • the present disclosure provides a non-combustible flavor stick that is suitable for inhalation using an externally heated flavor inhalation device and has excellent responsiveness and durability.
  • FIG. 1 is a perspective view of a non-combustible flavor stick according to a first embodiment.
  • FIG. 2 is a diagram schematically showing the internal structure of the non-combustible flavor stick according to the first embodiment.
  • FIG. 3 is a diagram illustrating a non-combustion type flavor inhalation device.
  • FIG. 4 is a diagram illustrating the detailed structure of the flavor rod portion.
  • FIG. 1 is a perspective view of a non-burning flavor stick 1 according to the first embodiment.
  • FIG. 2 is a diagram schematically illustrating the internal structure of the non-burning flavor stick 1 according to the first embodiment. Specifically, FIG. 2 shows a longitudinal cross section (cross section in the longitudinal direction) of the non-burning flavor stick 1.
  • the non-burning flavor stick 1 is used while attached to a non-burning flavor inhalation device 7 illustrated in FIG. 3.
  • the non-burning flavor stick 1 can be inserted into and removed from a storage cavity 71 through an insertion port 71A of the non-burning flavor inhalation device 7.
  • the non-burning flavor inhalation device 7 includes an external heater 72 provided on the peripheral wall surface defining the storage cavity 71. When activated, the non-burning flavor inhalation device 7 heats the external heater 72, thereby heating the flavor rod portion 2 from the outer periphery without combustion. As a result, the aerosol containing flavor components produced by the non-burning flavor stick 1 can be inhaled by the user.
  • 3 denotes a power supply unit that supplies operating power to the outer heater 72 to operate it.
  • Reference numeral 74 denotes a control unit that controls the power supplied to the outer heater 72.
  • the non-combustion flavor stick 1 comprises a flavor rod portion 2, a cooling portion 3, and a filter portion 4, which are aligned coaxially.
  • the non-combustion flavor stick 1 has a cylindrical rod shape extending in one direction as a whole.
  • Each of the elements constituting the non-combustion flavor stick 1, the flavor rod portion 2, the cooling portion 3, and the filter portion 4, also has a cylindrical rod shape extending in one direction.
  • the non-combustion flavor stick 1 shown in Figure 1 has the flavor rod portion 2, the cooling portion 3, and the filter portion 4 aligned in this order from the front end (upstream end) to the rear end (downstream end), and these are connected together by being wound up in tipping paper 5.
  • the non-combustible flavor stick 1 has a substantially constant diameter along its entire length from the mouthpiece 10 to the front end 11.
  • the flavor rod portion 2, cooling portion 3, and filter portion 4 are each depicted as a single segment, but each may be comprised of a single or multiple segments.
  • the material for the tipping paper 5 is not particularly limited, and may be paper made from general plant fiber (pulp), a sheet made from polymer-based chemical fiber (polypropylene, polyethylene, nylon, etc.), a polymer-based sheet, metal foil, or a composite material combining these.
  • the tipping paper 5 may be made from a composite material in which a polymer-based sheet is bonded to a paper base material.
  • the tipping paper 5 referred to here means, for example, a sheet material for interconnecting multiple segments in the non-combustible flavor stick 1 by winding them together.
  • the flavor rod section 2 is a rod member containing a flavor source and an aerosol-generating substrate.
  • the flavor source may include, for example, a tobacco raw material.
  • the flavor rod section 2 may contain a tobacco filler containing a tobacco raw material and an aerosol-generating substrate.
  • Tobacco raw materials contained in the tobacco filler include tobacco shreds, tobacco granules, reconstituted tobacco material, etc., and the tobacco filler may contain a combination of these. Of course, these are only examples of tobacco raw materials.
  • the flavor rod section 2 may also contain a non-tobacco plant filler made from a plant other than tobacco (a non-tobacco plant) as a flavor source.
  • non-tobacco plants examples include cloves, eucalyptus, star anise, dill, ginger, rosemary, chamomile, cumin, and oregano.
  • a paper substrate carrying a flavoring may be used as the non-tobacco plant filler.
  • the aerosol-generating substrate contained in the flavor rod portion 2 is a substance that generates an aerosol when the volatile substance that is evaporated and released is cooled. There are no particular restrictions on the type of aerosol-generating substrate, and extracts from various natural products can be selected appropriately depending on the application. Examples of aerosol-generating substrates include glycerin, propylene glycol, triacetin, 1,3-butanediol, and mixtures thereof.
  • the tobacco filler may also contain a flavoring. There are no particular restrictions on the type of flavoring. The detailed structure of the flavor rod portion 2 will be described later.
  • the cooling section 3 is coaxially aligned and connected to the downstream end of the flavor rod section 2.
  • vapor (volatile substances) emitted from the flavor rod section 2 flows downstream along the cooling section 3.
  • the vapor emitted from the flavor rod section 2 is cooled by the cooling section 3 to form an aerosol inhaled by the user.
  • the cooling section 3 is not particularly limited as long as it has the function of cooling the vapor generated by heating the flavor rod section 2.
  • a paper tube made by processing cardboard into a cylindrical shape can be cited as an example.
  • the inside of the paper tube has a hollow passage, and the vapor emitted from the flavor rod section 2 (tobacco filler) can be cooled by contact with the air within the hollow passage.
  • various forms of the cooling section 3 can be adopted as long as it has the function of cooling the vapor emitted from the flavor rod section 2 by heating the flavor rod section 2.
  • an air intake hole 30 is provided on the side of the cooling section 3, allowing external air to be introduced into the cooling section 3.
  • external air is introduced into the cooling section 3 through the air intake hole 30.
  • the air taken into the cooling section 3 through the air intake hole 30 is mixed with the steam flowing from the flavor rod section 2 side (upstream), thereby efficiently cooling the steam.
  • the steam containing the aerosol-generating base material and flavor components is cooled by the air introduced into the cooling section 3 through the air intake hole 30, causing it to condense. This promotes aerosol generation and makes it possible to control the size of the aerosol particles.
  • the cooling section 3 does not necessarily have to have the air intake hole 30.
  • the cooling section 3 typically has multiple air intake holes 30.
  • multiple air intake holes 30 are arranged at intervals around the circumferential direction of the cooling section 3.
  • the group of air intake holes 30 arranged in a ring shape at intervals around the circumferential direction of the cooling section 3 may be formed in multiple rows (multiple stages) along the axial direction of the cooling section 3.
  • the inner surface of the paper tube that forms the cooling section 3 may be coated with a polymer such as polyvinyl alcohol, or a polysaccharide such as pectin.
  • a heat-absorbing agent may be placed inside the paper tube in the cooling section 3 so as not to interfere with the flow of steam and aerosols flowing from the upstream side.
  • the filter section 4 has a mouthpiece 10 at its rear end and is the final segment of the non-combustible flavor stick 1.
  • the filter section 4 is not particularly limited as long as it functions as a general filter.
  • an acetate filter may be used in which cellulose acetate tow is used as the filter material 41 and the filter material 41 is wrapped in a filter wrapper (winding paper) 42 in a cylindrical shape.
  • the single yarn fineness and total fineness of the cellulose acetate tow are not particularly limited.
  • the filter section 4 is composed of a single segment, but the filter section 4 may also be composed of multiple segments.
  • a hollow filter such as a center hole may be disposed on the upstream side (the flavor rod section 2 and cooling section 3 side) as the upstream segment, and an acetate filter with a mouthpiece cross section filled with cellulose acetate tow may be disposed on the downstream side (the mouthpiece 10 side).
  • This embodiment prevents unnecessary loss of the generated aerosol and improves the appearance of the non-combustible flavor stick 1.
  • an acetate filter may be disposed upstream (toward the flavor rod portion 2 and cooling portion 3) and a hollow filter such as a center hole may be disposed downstream (toward the mouthpiece 10).
  • the filter portion 4 may use other alternative filters, such as a paper filter filled with sheet-like pulp paper as the filtering material 41.
  • Typical functions of a filter in the filter portion 4 include, for example, reducing flavor, nicotine, and tar, but it is not necessary for the filter to have all of these functions.
  • Fig. 4 is a diagram illustrating the detailed structure of the flavor rod portion 2.
  • Fig. 4 shows a longitudinal cross section of the flavor rod portion 2.
  • Symbol X1 denotes the central axis (rod axis) of the flavor rod portion 2.
  • the central axis (rod axis) X1 here refers to the central axis of the flavor rod portion 2 in the longitudinal direction.
  • the flavor rod portion 2 of this embodiment is configured with a solid three-layer structure in at least a portion of the section in the rod axis X1 direction (longitudinal direction), in which an inner layer segment 21, a middle layer segment 22, and an outer layer segment 23 are arranged in this order from the central axis side toward the outer periphery.
  • the section in the rod axis X1 direction in which the above three-layer structure is formed is referred to as the "three-layer structure section S3."
  • a portion of the section in the longitudinal direction of the flavor rod portion 2 is configured as a three-layer structure section S3, but this is merely one embodiment, and the entire section in the longitudinal direction (over the entire length) may be configured as a three-layer structure section S3 as described above.
  • the inner layer segment 21, middle layer segment 22, and outer layer segment 23 are arranged in this order from the center side (rod axis X1) to the outer periphery in the cross section of the flavor rod portion 2.
  • the inner layer segment 21, middle layer segment 22, and outer layer segment 23 are each cylindrical rod-shaped segments and are arranged coaxially around the rod axis X1.
  • At least the inner layer segment 21 and the outer layer segment 23 of the above-mentioned segments contain a flavor source.
  • the inner layer segment 21 and the outer layer segment 23 contain a flavor source
  • the middle layer segment 22 does not contain a flavor source.
  • the inner layer segment 21 is composed of an inner layer filler 211 containing a flavor source and an aerosol-generating substrate, and an inner layer wrapping paper 212 that winds up the inner layer filler 211 from the outside.
  • the outer layer segment 23 is composed of an outer layer filler 231 containing a flavor source and an aerosol-generating substrate, and an outer layer wrapping paper 232 that winds up the outer layer filler 231 from the outside.
  • the flavor source and aerosol-generating substrate are as described above.
  • the inner layer filler 211 and outer layer filler 231 are tobacco fillers that contain tobacco raw materials and an aerosol-generating substrate.
  • the intermediate layer segment 22 is composed of an intermediate layer filler 221 containing an aerosol-generating base material, and an intermediate layer wrapping paper 222 that winds the intermediate layer filler 221 from the outside.
  • the intermediate layer filler 221 does not contain a flavor source.
  • an embodiment in which the intermediate layer filler 221 does not contain a flavor source is just one example, and it may contain a flavor source.
  • the inner layer segment 21 and the outer layer segment 23 only need to contain a flavor source, and the type of flavor source is not particularly limited. Therefore, the inner layer segment 21 (inner layer filler 211) and the outer layer segment 23 (outer layer filler 231) may not contain tobacco raw materials.
  • the inner layer segment 21 (inner layer filler 211) and the outer layer segment 23 (outer layer filler 231) contain a flavor source that does not contain tobacco raw materials
  • the intermediate layer segment 22 (intermediate layer filler 221) contains a flavor source e.g., tobacco raw materials
  • each layer in the flavor rod portion 2 contains tobacco material, and various patterns can be adopted.
  • the inner layer wrapping paper 212 is formed into a cylindrical shape by appropriately bonding edges of a sheet material for wrapping the inner layer filler 211.
  • the middle layer wrapping paper 222 is formed into a cylindrical shape by appropriately bonding edges of a sheet material for wrapping the middle layer filler 221.
  • the outer layer wrapping paper 232 is formed into a cylindrical shape by appropriately bonding edges of a sheet material for wrapping the outer layer filler 231.
  • the configuration of each of these wrapping papers 212, 222, 232 is not particularly limited, and a common wrapping paper can be used.
  • the base paper used for each wrapping paper 212, 222, 232 can be cellulose fiber paper, and more specifically, can be hemp, wood, or a mixture thereof.
  • the basis weight of the base paper for each wrapping paper 212, 222, 232 is not particularly limited.
  • the outer layer wrapping paper 232, which forms the outer surface of the flavor rod portion 2 can also be called "wrapping paper.”
  • the inner layer segment 21 has a higher density than the outer layer segment 23.
  • the outer layer segment 23 has a relatively lower density than the inner layer segment 21.
  • the density of the segment here may be defined, for example, by the weight per unit volume of the segment, i.e., the filling bulk density of the filling filled in the segment.
  • the density of the segment may also be defined by the true density (true specific gravity) of the filling itself filled in each segment.
  • the filling bulk density of the filling filled in the segment is the density obtained by dividing the weight of the filling filled inside the wrapping paper by the internal volume of the segment (including any gaps present inside the wrapping paper), and can vary depending on the packing method used to fill the filling inside the wrapping paper (whether the filling is packed tightly or loosely).
  • the packing bulk density of the inner layer packing 211 in the inner layer segment 21 may be higher than the packing bulk density of the outer layer packing 231 in the outer layer segment 23.
  • the packing bulk density of the outer layer packing 231 in the outer layer segment 23 may be lower than the packing bulk density of the inner layer packing 211 in the inner layer segment 21.
  • the true density (true specific gravity) of the packing itself may be lower in the outer layer segment 23 than in the inner layer segment 21.
  • the true density (true specific gravity) of the outer layer packing 231 itself may be relatively lower than that of the inner layer packing 211.
  • the inner layer filler 211 may be tobacco shreds to which an aerosol-generating substrate has been added, and the inner layer segment 21 may be formed by packing this tobacco shreds densely inside the inner layer wrapping paper 212.
  • the material of the tobacco shreds used there are no particular restrictions on the material of the tobacco shreds used, and known materials such as lamina or ribs may be used.
  • dried tobacco leaves may be crushed to produce tobacco grounds, which are then homogenized and processed into a sheet (hereinafter simply referred to as tobacco sheet), and then shredded.
  • the tobacco sheet may be shredded into strips, and an aerosol-generating substrate may be added to the tobacco shreds, which may be used as the outer layer filler 231.
  • the outer layer segment 23 may be formed by loosely packing this tobacco shreds inside the outer layer wrapping paper 232.
  • the tobacco shreds may be oriented in a random direction, or they may be filled so that they are oriented along the longitudinal direction of the segment.
  • the crimped tobacco sheet may be folded into a gathered shape and packed inside the inner layer wrapping paper 212 and the outer layer wrapping paper 232.
  • the intermediate layer filler 221 of the intermediate layer segment 22 may be, for example, a nonwoven fabric impregnated with an aerosol-generating substrate such as glycerin.
  • an aerosol-generating substrate such as glycerin.
  • other materials with excellent liquid retention properties may also be used as the substrate for holding the aerosol-generating substrate for the intermediate layer filler 221.
  • the substrate for holding the aerosol-generating substrate be a material with excellent heat resistance.
  • each segment (inner layer segment 21, middle layer segment 22, and outer layer segment 23) that forms the three-layer structure of the flavor rod portion 2 is a "solid" segment, but “solid” here refers to an absence of a hollow structure, and of course, gaps may be formed within each segment. Typically, gaps are formed between the tobacco shreds filled inside the wrapping paper.
  • the density of each segment will vary depending on whether the filler is densely packed (high-density packing) or loosely packed (low-density packing) when filling the inside of the wrapping paper.
  • tobacco shreds to which an aerosol-generating base material has been added may be used for the inner layer filling 211 and the outer layer filling 231. There are no particular restrictions on the materials that make up each segment, as long as the inner layer segment 21 (inner layer filling 211) has a relatively higher density than the outer layer segment 23 (outer layer filling 231).
  • the flavor rod portion 2 inserted into the storage cavity 71 is heated from the outer periphery by the outer heater 72. That is, in the three-layer structure section S3 of the flavor rod portion 2, the outer layer segment 23 located at the outermost periphery of the three-layer structure is first heated by the outer heater 72, then the heat of the outer heater 72 is transferred to the middle layer segment 22, and finally the heat of the outer heater 72 is transferred to the innermost inner layer segment 21.
  • the flavor rod portion 2 of the non-combustible flavor stick 1 is designed so that the outer layer segment 23 has a relatively lower density than the inner layer segment 21.
  • the outer layer segment 23 which has excellent quick response after heating begins, particularly contributes to performance related to initial flavor inhalation shortly after inhalation of the non-combustible flavor stick 1 begins.
  • an aerosol containing flavor components can be quickly generated from the outer layer segment 23, which has excellent quick response.
  • the intermediate layer segment 22 (intermediate layer filler 221), which is located on the inner periphery of the outer layer segment 23. Furthermore, the intermediate layer segment 22 is heated by the outer heater 72 later than the outer layer segment 23. As a result, even if the aerosol-generating substrate contained in the outer layer segment 23 is consumed, aerosol can be continuously generated using the aerosol-generating substrate held in the intermediate layer segment 22.
  • the inner layer segment 21, which is located at the innermost layer of the flavor rod portion 2, is designed to have a relatively high density compared to the outer layer segment 23. Heat from the outer heater 72 is transferred to the inner layer segment 21 later than to the outer layer segment 23 and the intermediate layer segment 22.
  • the high density packing of the inner layer filling 211 in the inner layer segment 21 also provides a quantitative effect, allowing the flavor components (tobacco components) to be continuously released from the inner layer segment 21 even after they have been exhausted from the outer layer segment 23.
  • the inner layer segment 21, which has excellent sustainability after heating begins can particularly contribute to the performance of the non-combustible flavor stick 1 in the later stages of inhalation.
  • this embodiment provides a non-combustible flavor stick 1 with excellent responsiveness and sustainability that is particularly suitable for inhalation using an externally heated non-combustible flavor inhalation device 7.
  • At least one end section may be configured as a single-layer structure section S1
  • the section adjacent to the inside of the single-layer structure section S1 in the rod axis X1 direction may be configured as a two-layer structure section S2
  • the section adjacent to the further inside of the two-layer structure section S2 in the rod axis X1 direction may be configured as a three-layer structure section S3.
  • both end sections in the rod axis X1 direction of the flavor rod portion 2 are configured as single-layer structure sections S1.
  • the section adjacent to the inside of the single-layer structure section S1 in the rod axis X1 direction is configured as a two-layer structure section S2.
  • the section adjacent to the further inside of the two-layer structure section S2 in the rod axis X1 direction is configured as a three-layer structure section S3.
  • the flavor rod section 2 of Embodiment 2 differs from Embodiment 1 only in the structure of the intermediate layer segment 22 included therein. That is, while the flavor rod section 2 of Embodiment 1 had a structure in which the intermediate layer segment 22 (intermediate layer filler 221) did not contain a flavor source but contained an aerosol-generating substrate, in Embodiment 2 the intermediate layer segment 22 (intermediate layer filler 221) is configured to contain a flavor source.
  • the intermediate layer segment 22 (intermediate layer filler 221) in the flavor rod section 2 of the embodiment contains a flavor source and an aerosol-generating substrate, similar to the inner layer segment 21 (inner layer filler 211) and the outer layer segment 23 (outer layer filler 231).
  • an intermediate layer segment 22 in which the intermediate layer filler 221 is configured from a tobacco filler containing tobacco raw material and an aerosol-generating substrate and the tobacco filler is wrapped from the outside with intermediate layer wrapping paper 222 will be described as an example.
  • the flavor rod portion 2 is configured so that the middle layer segment 22 (middle layer filling 221) is denser than the outer layer segment 23 (outer layer filling 231) and lower than the inner layer segment 21 (inner layer filling 211).
  • the outer layer segment 23 (outer layer filling 231) has the lowest density and the inner layer segment 21 (inner layer filling 211) has the highest density.
  • the density of the middle layer segment 22 (middle layer filling 221) is intermediate between the outer layer segment 23 (outer layer filling 231) and the inner layer segment 21 (inner layer filling 211).
  • the density of each segment may be the bulk density of the filling filled in that segment, or the true density (true specific gravity) of the filling.
  • the outer layer filler 231 in the outer layer segment 23 may have the lowest packing bulk density
  • the middle layer filler 221 in the middle layer segment 22 may have the next highest packing bulk density
  • the inner layer filler 211 in the inner layer segment 21 may have the highest packing bulk density.
  • the inner layer segment 21 may be densely packed with high-density tobacco sheets
  • the middle layer segment 22 may be densely packed with low-density tobacco sheets or low-density packed with high-density tobacco sheets
  • the outer layer segment 23 may be low-density packed with low-density tobacco sheets.
  • the outer layer filler 231 in the outer layer segment 23 may have the lowest true density (true specific gravity)
  • the middle layer filler 221 in the middle layer segment 22 may have the next highest true density (true specific gravity)
  • the inner layer filler 211 in the inner layer segment 21 may have the highest true density (true specific gravity).
  • the non-combustible flavor stick 1 is designed so that the segments located closer to the periphery of the three-layer structure section S3 of the flavor rod portion 2 have lower densities, and the segments located closer to the center of the cross section have higher densities.
  • This allows the highly responsive outer layer segment 23 to quickly generate an aerosol containing flavor components from the beginning of inhalation when inhaling with the externally heated non-combustible flavor inhalation device 7.
  • the flavor components tobacco components
  • the flavor components can be continuously released from the inner layer segment 21 even after they have been exhausted from the middle layer segment 22.
  • This provides a non-combustible flavor stick 1 that is particularly suited to inhalation using the externally heated non-combustible flavor inhalation device 7 and has excellent responsiveness and durability.
  • a non-combustion flavor stick comprising a flavor rod portion having a rod shape and including a flavor source and an aerosol-generating substrate, wherein the flavor rod portion is heated without combustion during use,
  • the flavor rod portion is At least a portion of the section in the rod axial direction is configured as a solid three-layer structure in which an inner layer segment, a middle layer segment, and an outer layer segment are arranged in this order from the center side to the outer periphery side in a cross section of the flavor rod section, At least the inner layer segment and the outer layer segment contain the flavor source, and the outer layer segment has a lower density than the inner layer segment.
  • Non-combustible flavor stick comprising a flavor rod portion having a rod shape and including a flavor source and an aerosol-generating substrate, wherein the flavor rod portion is heated without combustion during use,
  • the flavor rod portion is At least a portion of the section in the rod axial direction is configured as a solid three-layer structure in which an inner layer segment, a middle layer segment, and an outer layer
  • At least the inner layer segment and the outer layer segment include an inner layer filling and an outer layer filling, respectively, containing the flavor source and the aerosol-forming base material, and the inner layer filling and the outer layer filling are each wound up in a wrapping paper.
  • a non-combustion flavor stick according to appendix 1. the intermediate layer segment includes an intermediate layer filler containing the aerosol-forming substrate, the intermediate layer filler being wrapped in a paper wrapper; A non-combustible flavor stick according to appendix 2.
  • the intermediate layer filling does not contain the flavor source; A non-combustible flavor stick according to appendix 3.
  • the middle layer segment comprises the flavor source; the intermediate layer segment has a higher density than the outer layer segment and a lower density than the inner layer segment;
  • At least one end section of the flavor rod portion in the rod axial direction is configured as a single-layer structure section formed as a single-layer structure including only the outer layer segment, or a two-layer structure section formed as a two-layer structure including only the intermediate layer segment and the outer layer segment.
  • a non-combustion flavor stick according to any one of appendices 1 to 5.
  • the flavor rod portion has at least one of the end sections configured as the one-layer structure section, a section adjacent to the inside of the one-layer structure section in the rod axial direction configured as the two-layer structure section, and a section adjacent to the further inside of the two-layer structure section in the rod axial direction configured as a three-layer structure section having the three-layer structure.

Landscapes

  • Manufacture Of Tobacco Products (AREA)

Abstract

La présente invention concerne un bâtonnet d'arôme de type sans combustion qui comprend une partie tige d'arôme qui comprend une source d'arôme et un matériau de base de génération d'aérosol et qui a une forme de tige et dans laquelle la partie tige d'arôme est chauffée sans être brûlée pendant l'utilisation de celle-ci. Au moins une section partielle de la partie tige d'arôme dans la direction de l'axe de tige a une structure à trois couches solide dans laquelle un segment couche interne, un segment couche intermédiaire et un segment couche externe sont disposés dans cet ordre à partir du centre d'une section transversale de la partie tige d'arôme vers la périphérie externe de la section transversale de la partie tige d'arôme ; et au moins le segment couche interne et le segment couche externe comprennent la source d'arôme, et sa densité dans le segment couche externe est inférieure à celle dans le segment couche interne.
PCT/JP2024/017725 2024-05-14 2024-05-14 Bâtonnet d'arôme de type sans combustion Pending WO2025238698A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/JP2024/017725 WO2025238698A1 (fr) 2024-05-14 2024-05-14 Bâtonnet d'arôme de type sans combustion

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2024/017725 WO2025238698A1 (fr) 2024-05-14 2024-05-14 Bâtonnet d'arôme de type sans combustion

Publications (1)

Publication Number Publication Date
WO2025238698A1 true WO2025238698A1 (fr) 2025-11-20

Family

ID=97719551

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2024/017725 Pending WO2025238698A1 (fr) 2024-05-14 2024-05-14 Bâtonnet d'arôme de type sans combustion

Country Status (1)

Country Link
WO (1) WO2025238698A1 (fr)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2018512142A (ja) * 2015-03-31 2018-05-17 ブリティッシュ アメリカン タバコ （インヴェストメンツ） リミテッドＢｒｉｔｉｓｈ Ａｍｅｒｉｃａｎ Ｔｏｂａｃｃｏ （Ｉｎｖｅｓｔｍｅｎｔｓ） Ｌｉｍｉｔｅｄ 喫煙材を加熱するための装置、それに使用する物品および物品の製造方法
JP2019524079A (ja) * 2016-06-29 2019-09-05 ブリティッシュ アメリカン タバコ （インヴェストメンツ） リミテッドＢｒｉｔｉｓｈ Ａｍｅｒｉｃａｎ Ｔｏｂａｃｃｏ （Ｉｎｖｅｓｔｍｅｎｔｓ） Ｌｉｍｉｔｅｄ 喫煙材を加熱するための装置とともに使用するための物品
WO2023118852A2 (fr) * 2021-12-20 2023-06-29 Nicoventures Trading Limited Procédé de fabrication d'un article destiné à être utilisé dans un système de fourniture d'aérosol et article destiné à être utilisé dans un système de fourniture d'aérosol
WO2023223422A1 (fr) * 2022-05-17 2023-11-23 日本たばこ産業株式会社 Procédé de production de tige d'arôme à utiliser dans un inhalateur d'arôme à chauffage sans combustion

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2018512142A (ja) * 2015-03-31 2018-05-17 ブリティッシュ アメリカン タバコ （インヴェストメンツ） リミテッドＢｒｉｔｉｓｈ Ａｍｅｒｉｃａｎ Ｔｏｂａｃｃｏ （Ｉｎｖｅｓｔｍｅｎｔｓ） Ｌｉｍｉｔｅｄ 喫煙材を加熱するための装置、それに使用する物品および物品の製造方法
JP2019524079A (ja) * 2016-06-29 2019-09-05 ブリティッシュ アメリカン タバコ （インヴェストメンツ） リミテッドＢｒｉｔｉｓｈ Ａｍｅｒｉｃａｎ Ｔｏｂａｃｃｏ （Ｉｎｖｅｓｔｍｅｎｔｓ） Ｌｉｍｉｔｅｄ 喫煙材を加熱するための装置とともに使用するための物品
WO2023118852A2 (fr) * 2021-12-20 2023-06-29 Nicoventures Trading Limited Procédé de fabrication d'un article destiné à être utilisé dans un système de fourniture d'aérosol et article destiné à être utilisé dans un système de fourniture d'aérosol
WO2023223422A1 (fr) * 2022-05-17 2023-11-23 日本たばこ産業株式会社 Procédé de production de tige d'arôme à utiliser dans un inhalateur d'arôme à chauffage sans combustion

Similar Documents

Publication Publication Date Title
KR102455732B1 (ko) 액체 에어로졸 형성 기재 및 가연성 열 발생 요소를 갖는 가열식 에어로졸 발생 물품
CA2515557C (fr) Cigarette comprenant un tube de transfert thermique poreux
JP2023156434A (ja) エアロゾル発生物品のための支持要素
RU2706810C2 (ru) Многокомпонентный элемент для изделия, генерирующего аэрозоль
EP4225078B1 (fr) Article de génération d'aérosol comportant un élément tubulaire et ventilation
US20230404136A1 (en) Aerosol-generating article with tubular element
KR20230080454A (ko) 낮은 흡인 저항 및 개선된 향미 전달을 갖는 에어로졸 발생 물품
US20230404139A1 (en) Flanged inner hole diameter adjustment as aerosol enhancer
WO2025238698A1 (fr) Bâtonnet d'arôme de type sans combustion
WO2025238699A1 (fr) Bâton d'arôme de type sans combustion
WO2025203270A1 (fr) Bâton d'arôme de type sans combustion
RU2847033C1 (ru) Изделие, генерирующее аэрозоль, с трубчатым элементом, имеющим отверстие
RU2850194C2 (ru) Трубчатый элемент для изделия для генерирования аэрозоля (варианты) и изделие для генерирования аэрозоля
RU2774425C2 (ru) Нагреваемое изделие, генерирующее аэрозоль, с жидким субстратом, образующим аэрозоль, и горючим теплогенерирующим элементом
WO2024105238A1 (fr) Article de génération d'aérosol pourvu d'un élément tubulaire aval
EP4618783A1 (fr) Article de génération d'aérosol comprenant un élément tubulaire ayant une ouverture
KR20230061636A (ko) 담배 로드, 이를 포함하는 에어로졸 발생 물품 및 이와 함께 사용하는 에어로졸 발생 장치
TW202021487A (zh) 非燃燒加熱型吸煙物品、電力加熱型吸煙系統以及非燃燒加熱型吸煙物品之製造方法