WO2024209554A1 - 香味吸引物品および香味吸引システム - Google Patents

香味吸引物品および香味吸引システム Download PDF

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Publication number
WO2024209554A1
WO2024209554A1 PCT/JP2023/013979 JP2023013979W WO2024209554A1 WO 2024209554 A1 WO2024209554 A1 WO 2024209554A1 JP 2023013979 W JP2023013979 W JP 2023013979W WO 2024209554 A1 WO2024209554 A1 WO 2024209554A1
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WO
WIPO (PCT)
Prior art keywords
flavor
plug
tobacco
inhalation article
filter
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2023/013979
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
真 赤井
哲也 本溜
晃次郎 篤永
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 EP23931966.8A priority Critical patent/EP4691276A1/en
Priority to CN202380095992.8A priority patent/CN120835757A/zh
Priority to PCT/JP2023/013979 priority patent/WO2024209554A1/ja
Priority to JP2025512258A priority patent/JPWO2024209554A1/ja
Priority to KR1020257032140A priority patent/KR20250160344A/ko
Publication of WO2024209554A1 publication Critical patent/WO2024209554A1/ja
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES OF CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D1/00—Cigars; Cigarettes
    • A24D1/20—Cigarettes specially adapted for simulated smoking devices
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES OF CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D1/00—Cigars; Cigarettes
    • A24D1/04—Cigars; Cigarettes with mouthpieces or filter-tips
    • A24D1/045—Cigars; Cigarettes with mouthpieces or filter-tips with smoke filter means
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES OF CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D3/00—Tobacco smoke filters, e.g. filter tips or filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces of cigars or cigarettes
    • A24D3/02—Manufacture of tobacco smoke filters
    • A24D3/0275—Manufacture of tobacco smoke filters for filters with special features
    • A24D3/0287—Manufacture of tobacco smoke filters for filters with special features for composite filters
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES OF CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D3/00—Tobacco smoke filters, e.g. filter tips or filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces of cigars or cigarettes
    • A24D3/06—Use of materials for tobacco smoke filters
    • A24D3/08—Use of materials for tobacco smoke filters of organic materials as carrier or major constituent
    • A24D3/10—Use of materials for tobacco smoke filters of organic materials as carrier or major constituent of cellulose or cellulose derivatives
    • 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
    • A24F40/46—Shape or structure of electric heating means

Definitions

  • the present invention relates to a flavor inhalation article and a flavor inhalation system.
  • a heated flavor inhaler contains a tobacco filler together with an aerosol source.
  • the tobacco filler is heated by the heated flavor inhaler, the moisture and aerosol source in the tobacco filler vaporize, and the tobacco flavor components migrate from the tobacco filler into the gas, generating an aerosol (hereinafter also referred to as tobacco vapor).
  • a typical example of a heated flavor inhaler is an electrically heated flavor inhaler that includes a flavor inhalation article that includes a tobacco filler and a trumpet wrapped around the tobacco filler, and a heating device for electrically heating the flavor inhalation article (see Patent Document 1).
  • the present invention aims to provide a technology that can stably release a flavor throughout the inhalation period of a flavor inhalation article.
  • a flavor inhalation article having a columnar shape
  • a tip plug is located at one end of the flavor inhalation article, and includes a first filter material and a flavor composition supported on the first filter material, the flavor composition including hydroxypropyl cellulose and a first flavor material; a filter plug located at the other end of the flavor inhalation article and including a second filter medium;
  • a flavor inhalation article is provided that includes a flavor generating portion located between the tip plug and the filter plug and containing a flavor source.
  • a flavor inhalation article according to a first aspect of the present invention and a heating device including a heater for heating the flavor inhalation article.
  • the present invention provides a technology that can stably release a flavor throughout the inhalation period of a flavor inhalation article.
  • FIG. 1 is a schematic cross-sectional side view showing an example of a tobacco stick.
  • FIG. 2 is a cross-sectional view showing an example of a tip plug.
  • FIG. 3 is a schematic diagram showing an example of the first filter medium.
  • FIG. 4 is an exploded perspective view showing another example of a tobacco stick.
  • FIG. 5 is an exploded perspective view showing another example of a tobacco stick.
  • FIG. 6A is a schematic front view showing an example of an aerosol generating device.
  • FIG. 6B is a schematic top view of the aerosol generating device shown in FIG. 6A.
  • FIG. 6C is a schematic bottom view of the aerosol generating device shown in FIG. 6A.
  • FIG. 7 is a cross-sectional view taken along line III-III of the aerosol generating device shown in FIG.
  • FIG. 8 is a cross-sectional view showing the positional relationship between the heating element of the aerosol generating device and the tobacco stick.
  • FIG. 9 is a graph showing the relationship between the number of puffs and the amount of menthol.
  • FIG. 10 is a graph showing the relationship between the number of puffs and the amount of menthol.
  • Flavor inhalation articles used in conventional heating type flavor inhalers tend to release less flavor as the number of puffs increases.
  • the present inventors discovered that by disposing a tip plug on the tip side (i.e., the side opposite to the mouthpiece) of the flavor inhalation article and carrying a flavor in combination with a specific flavor retention agent on the filter material of the tip plug, a larger amount of flavor can be released in the latter half of the inhalation period, and thus completed the present invention.
  • the flavor inhalation article according to the embodiment is It has a columnar shape
  • a tip plug is located at one end of the flavor inhalation article, and includes a first filter material and a flavor composition supported on the first filter material, the flavor composition including hydroxypropyl cellulose and a first flavor material; a filter plug located at the other end of the flavor inhalation article and including a second filter medium; and a flavor generating section located between the tip plug and the filter plug and containing a flavor source.
  • the flavor inhalation article described above that contains a tobacco flavor source as a flavor source is also referred to as a "tobacco stick.”
  • tobacco stick An example of a tobacco stick will be described below with reference to FIG. 1.
  • the tobacco stick 200 comprises, in order from the tip side (i.e., the side opposite the mouthpiece), a tip plug 210, a flavor generating section 220, a hollow tube section 230, a hollow filter section 240, and a filter plug 250. These five components are connected by a second trumpet 270.
  • the tip plug 210 contacts the flavor generating section 220, and the filter plug 250 is spaced apart from the flavor generating section 220.
  • the tip plug 210 contacts the flavor generating section 220, flavor release from the flavor generating section 220 and flavor release from the tip plug 210 tend to occur continuously when the tobacco stick 200 is inhaled.
  • the filter plug 250 is spaced apart from the flavor generating section 220, aerosols generated from the tip plug 210 and flavor generating section 220 due to heating of the tobacco stick 200 tend to be cooled while being transported to the filter plug 250.
  • the tobacco stick 200 has a columnar shape extending in one direction.
  • the tobacco stick 200 has a cylindrical shape extending in one direction.
  • the tobacco stick 200 has a length of, for example, 50 to 100 mm.
  • the tobacco stick 200 has a cylindrical shape, it has a diameter of, for example, 4 to 10 mm.
  • the tip plug 210 has a length of, for example, 5 to 20 mm
  • the flavor generating section 220 has a length of, for example, 5 to 20 mm
  • the hollow tube section 230 has a length of, for example, 10 to 30 mm
  • the hollow filter section 240 has a length of, for example, 5 to 15 mm
  • the filter plug 250 has a length of, for example, 5 to 15 mm.
  • the lengths of these individual components can be changed as appropriate depending on manufacturing suitability, required quality, etc.
  • the tip plug 210 is located at the tip of the tobacco stick 200.
  • the tip plug 210 includes a first filter medium 211 and a first inner plug wrap 212 that wraps the first filter medium 211.
  • the tip plug 210 further includes a flavor composition supported on the first filter medium 211, and the flavor composition includes hydroxypropyl cellulose and a first flavoring.
  • the first filter material 211 may be any material that is generally usable as a filter material for flavor inhalation products, such as paper, plastic film, cellulose acetate, nonwoven fabric, etc.
  • the first filter material 211 is preferably paper.
  • the paper used as the first filter medium 211 can be a paper used as a paper filter for flavor inhalation articles.
  • the paper used as the first filter medium 211 has a thickness of, for example, 20 to 1500 ⁇ m and a basis weight of, for example, 20 to 50 g/m 2.
  • the paper used as the first filter medium 211 preferably has a rectangular shape, in which case one side can have a length approximately equal to the length of the tip plug 210 and the other side can have a length of 100 to 300 mm.
  • the thickness, basis weight, and size of the paper used as the first filter medium 211 have been described, these values refer to the values for the paper before it is subjected to a shaping process (for example, a process of pleating, etc.).
  • a shaping process for example, a process of pleating, etc.
  • the first filter material 211 does not contain tobacco materials such as tobacco shreds or tobacco sheets.
  • FIG 2 shows an example of a tip plug 210.
  • the tip plug 210 includes a first filter material 211 and a first inner plug wrap 212 around which the first filter material 211 is wrapped.
  • the first filter material 211 is composed of a sheet that is shaped into a corrugated plate and folded in the direction of the waves. As mentioned above, this sheet is preferably paper.
  • Figure 3 shows a schematic diagram of the sheet before folding, i.e., a sheet shaped into a corrugated plate (hereinafter referred to as a corrugated sheet).
  • the corrugated sheet has ridges 211a and valleys 211b arranged alternately.
  • the thickness of the corrugated sheet (i.e., the sheet after shaping) can be measured after the corrugated sheet is incorporated into tip plug 210 as first filter medium 211 as follows: Measuring equipment: KEYENCE VHX-8000, VHX-H5M (accessory equipment for 3D shape measurement) Measurement method: The end face of the tip plug is fixed on a base so that the end face is directly above, and observed under a microscope. Measurement magnification: 80 times. The thickness of the corrugated sheet is almost the same as the thickness of the sheet before the shaping process. Therefore, the thickness of the corrugated sheet is, for example, 20 to 1500 ⁇ m.
  • the corrugated sheet has a wave (i.e. pleat) pitch of, for example, 0.4 to 1.6 mm, preferably 0.6 to 1.0 mm.
  • the wave pitch refers to the average distance between adjacent pleats when the pleats of the corrugated sheet are stretched out flat.
  • Corrugated sheets can be prepared by subjecting a film to a known process for forming bellows-like pleats. Such a process is also known as pleating, crimping, or creping.
  • JP 09-294577 A discloses a process for forming pleats in a raw sheet of tobacco paper filters by passing it between a pair of pleating rollers.
  • the wave shape of the corrugated sheet is shown as a triangular wave, but the wave shape is not limited to this and may be a sine wave, a rectangular wave, etc.
  • the wave pitch can be the average value of the distance between the peaks of adjacent ridge portions 211a.
  • the wave pitch can be the average value of the distance between the centers of adjacent ridge portions 211a.
  • the first filter material 211 shown in Figure 2 is formed.
  • the ridges 211a and valleys 211b of the corrugated sheet form multiple air flow passages extending in the length direction of the first filter material 211.
  • the surface area of the first filter medium 211 contained in the tip plug 210 can be increased, and this makes it possible to increase the amount of fragrance composition supported by the first filter medium 211. As a result, the amount of fragrance released from the tip plug 210 can be increased.
  • this corrugated sheet is paper, it has the advantage of having dead hold properties (i.e., the ability to maintain a folded structure when subjected to deformation caused by folding).
  • the first inner plug wrap 212 around which the first filter material 211 is wrapped can be the same as the plug wrap used in cigarettes.
  • the flavor composition supported on the first filter medium 211 contains hydroxypropyl cellulose and a first flavoring.
  • Hydroxypropyl cellulose functions as a flavor retention agent. That is, hydroxypropyl cellulose plays a role in stably retaining the first flavoring without volatilizing it when the tobacco stick 200 is stored, and in stably releasing the first flavoring when the tobacco stick 200 is used (i.e., when heated).
  • the first flavor is a substance that provides an aroma or flavor.
  • the first flavor may be a natural flavor or a synthetic flavor.
  • the first flavor may be one type of flavor or a mixture of multiple types of flavors.
  • the first flavor may be any flavor used in combination with a tobacco filler in a tobacco product.
  • the first flavor may be, for example, a synthetic flavor such as menthol, jasmonate, maltol, ⁇ -ionone, citral, ethyl butyrate, undecalactone, etc.; an essential oil such as mint oil, orange oil, styrax, green tea extract, etc.; an oleoresin such as vanilla oleoresin; a plant extract such as tobacco extract; or a combination thereof.
  • the first flavor is preferably menthol.
  • the first flavor may be included in the flavor composition in an amount that provides a user with a favorable aroma or flavor.
  • the fragrance composition preferably further comprises a first aerosol source.
  • the first aerosol source is a liquid that is heated to a predetermined temperature to generate vapor.
  • Examples of the first aerosol source include glycerin, propylene glycol, triacetin, 1,3-butanediol, and mixtures thereof.
  • the first aerosol source preferably comprises glycerin.
  • the first aerosol source may be composed of glycerin.
  • the composition of the fragrance composition can be, for example, 2-40% by mass of hydroxypropyl cellulose, 8-98% by mass of menthol, 0-90% by mass of glycerin, and 0-60% by mass of propylene glycol.
  • the fragrance composition can be supported on the first filter medium 211 by applying a liquid composition containing hydroxypropyl cellulose and a first fragrance to the first filter medium 211 and drying the first filter medium 211 to which the liquid composition has been applied.
  • the liquid composition may further contain a first aerosol source.
  • the liquid composition may also further contain a solvent such as ethanol.
  • the liquid composition can be applied to the first filter medium 211 by, for example, coating or spraying. Drying can be performed, for example, by leaving the first filter medium 211 to which the liquid composition has been applied at room temperature (for example, 15 to 25°C).
  • the fragrance composition is therefore a dry composition, i.e., a solid composition, formed on the first filter medium 211.
  • the drying may be carried out until the liquid composition appears visually solid, and the solvent and other liquids may be entirely removed or may only partially remain.
  • the first aerosol source (e.g., glycerin) may be supported on the first filter medium 211 by preparing the above-mentioned liquid composition containing the first aerosol source in advance and applying it to the first filter medium 211, or it may be supported on the first filter medium 211 by applying it to the first filter medium 211 separately from the above-mentioned liquid composition.
  • the first aerosol source may be supported on the first filter medium 211 by drying the above-mentioned liquid composition to form a fragrance composition and then applying it on top of the fragrance composition.
  • the first aerosol source may be supported on the first filter medium 211 by applying it to an area of the first filter medium 211 different from the area to which the above-mentioned liquid composition was applied.
  • the flavor generating section 220 is disposed adjacent to the downstream of the tip plug 210.
  • the flavor generating section 220 includes a flavor source 221 and a first trumpet 222 around which the flavor source 221 is wrapped.
  • the first trumpet 222 may be the same as a trumpet used for wrapping a tobacco filler material in a cigarette.
  • the flavor source 221 is, for example, a tobacco filler.
  • the tobacco filler contains tobacco leaves and releases tobacco flavors when heated.
  • Tobacco leaves refer to dried tobacco leaves that are ready to be incorporated into a tobacco product.
  • the tobacco filler is a plurality of molded bodies each containing tobacco leaves.
  • the plurality of molded bodies are, for example, shredded sheet tobacco.
  • Sheet tobacco refers to a molded body formed into a sheet from tobacco materials such as tobacco shreds and shredded tobacco generated at raw material factories and manufacturing factories, such as leaf scraps and shredded tobacco.
  • the plurality of molded bodies are preferably shredded sheet tobacco obtained by cutting sheet tobacco into strips.
  • the plurality of molded bodies each preferably has a shape that extends in the longitudinal direction of the flavor generating section 220.
  • each of the molded bodies has a width of, for example, 0.5 to 1.5 mm, and a length of, for example, 1 to 20 mm.
  • the tobacco filler may be a single sheet tobacco.
  • a single sheet tobacco may be folded bellows-like and filled into the first trumpet 222, or may be wound in a spiral shape and filled into the first trumpet 222.
  • the length of the sheet tobacco when filled into the first trumpet 222 is equal to the length of the flavor generating section 220.
  • the flavor source 221 may contain, in addition to the tobacco filler, a polysaccharide-based flavor-containing sheet.
  • the flavor-containing sheet is a sheet in which a flavor is encapsulated in a polysaccharide gel, and is well known in the art.
  • the flavor-containing sheet contains the flavor while being covered with polysaccharide, and therefore can exhibit high storage stability of the flavor.
  • the flavor-containing sheet may be cut to a size equivalent to the tobacco filler and mixed with the tobacco filler, or may be placed inside or outside the first wrapper 222 so as to encase the tobacco filler.
  • the flavor generating unit 220 may further include a second flavoring in addition to the flavor source.
  • the flavor generating unit 220 may further include a second flavoring of the same type as the first flavoring described above in addition to the flavor source.
  • the first flavoring is the flavor contained in the tip plug 210 as described above. For example, if the tip plug 210 includes menthol as the first flavoring, the flavor generating unit 220 may include menthol in addition to the flavor source.
  • the "amount of the first flavoring per unit length of the tip plug 210" is greater than the "amount of the second flavoring per unit length of the flavor generating section 220.” In such a configuration, it is possible to release a sufficient amount of the first flavoring contained in the tip plug 210 even in the latter half of the inhalation period of the tobacco stick 200. This allows the flavoring to be released stably without a decrease in the amount of flavoring released even if the number of puffs increases.
  • the flavor generating section 220 may not contain a second flavoring of the same type as the first flavoring.
  • the first flavoring contained in the tip plug 210 can be released in sufficient amounts even in the latter half of the inhalation period of the tobacco stick 200. This allows the flavoring to be released stably without decreasing the amount of flavoring released even if the number of puffs increases.
  • the flavor generating section 220 optionally contains a second flavoring of the same type as the first flavoring (i.e., the flavor generating section 220 may or may not contain a second flavoring of the same type as the first flavoring), and it is preferable that the "amount of the first flavoring per unit length of the tip plug 210" is greater than the "amount of the second flavoring per unit length of the flavor generating section 220.”
  • the "amount of the first flavoring per unit length of the tip plug 210" is, for example, more than 0 mg/mm and not more than 5 mg/mm, preferably 1.0 to 4.5 mg/mm, and more preferably 1.5 to 4.0 mg/mm
  • the "amount of the second flavoring per unit length of the flavor generating section 220" is, for example, 0 to 1.0 mg/mm, and preferably 0 to 0.9 mg/mm.
  • the second fragrance may be supported on the flavor source of the flavor generating unit 220 in the form of a fragrance composition containing hydroxypropyl cellulose and the second fragrance, or may be incorporated in the flavor generating unit 220 in the form of a fragrance alone (i.e., not combined with a fragrance retaining agent such as hydroxypropyl cellulose).
  • the second flavoring may be contained in the flavor generating section 220 as a mixture of the above-mentioned flavor composition and flavor alone.
  • the second flavoring in the form of flavor alone is more likely to be released in the early stages of the inhalation period of the tobacco stick 200 than the second flavoring in the form of a flavor composition. Therefore, when the second flavoring is contained in the flavor generating section 220 as the above-mentioned mixture, much of the second flavoring in the form of flavor alone is released in the early stages of the inhalation period of the tobacco stick 200, then much of the second flavoring in the form of the flavor composition is released, and in the latter half of the inhalation period, much of the first flavoring contained in the tip plug 210 is released. As a result, the flavoring can be released stably throughout the entire inhalation period.
  • the flavor generating section 220 may further include a second aerosol source in addition to the tobacco filler.
  • the second aerosol source may be of the same type as the first aerosol source described above, or may be of a different type.
  • the first aerosol source is an aerosol source included in the tip plug 210.
  • the second aerosol source is a liquid that generates vapor when heated at a predetermined temperature. Examples of the second aerosol source include glycerin, propylene glycol, triacetin, 1,3-butanediol, and mixtures thereof.
  • the second aerosol source preferably includes glycerin.
  • the second aerosol source may be composed of glycerin.
  • the hollow tube section 230 is disposed adjacent to the downstream of the flavor generating section 220.
  • the hollow tube section 230 is a paper tube formed by rolling cardboard into a cylindrical shape, and the inside is hollow.
  • the hollow tube section 230 may be a filter (center hole filter) having a center hole formed through the center of the cross section of a cylindrical cellulose acetate fiber bundle.
  • the hollow tube portion 230 can cool the aerosol generated from the tip plug 210 and the flavor generating portion 220 by heating the tobacco stick 200.
  • the hollow tube portion 230 may be omitted.
  • an opening may be provided in the hollow tube portion 230 to take in air from the outside.
  • the air inlet hole may be provided, for example, at a position within 10 mm from the downstream end of the hollow tube portion 230.
  • the proportion of air flowing in from the air inlet hole is, for example, 30 to 80%, preferably 40 to 70%.
  • the hollow filter section 240 is disposed adjacent to the downstream of the hollow tube section 230.
  • the hollow filter section 240 includes a third filter medium 241 and a third inner plug wrap 242 around which the third filter medium 241 is wound.
  • the third inner plug wrap 242 may be the same as the plug wrap used in cigarettes.
  • the third inner plug wrap 242 may be omitted.
  • the third filter material 241 is composed of densely packed fibers and has one or more channels (hollow portions). Each of the one or more channels extends in the length direction (hereinafter referred to as the longitudinal direction) of the tobacco stick 200. Therefore, when the tobacco stick 200 is inhaled, air and aerosol flow only through the channels and hardly flow through the gaps between the fibers.
  • the length of the filter plug 250 may be shortened and replaced with a hollow filter section 240. Replacing a portion of the filter plug 250 with the hollow filter section 240 is effective for increasing the amount of aerosol delivered.
  • the hollow filter section 240 may be omitted.
  • the filter plug 250 is located at the end of the tobacco stick 200 on the mouth side.
  • the filter plug 250 includes a second filter medium 251 and a second inner plug wrap 252 around which the second filter medium 251 is wound.
  • the second inner plug wrap 252 may be the same as the plug wrap used in cigarettes.
  • the airflow resistance of the filter plug 250 is, for example, 0 to 50 mmH2O , and preferably 10 to 30 mmH2O .
  • the second filter material 251 can be any filter material that is generally usable as a filter material on the mouthpiece side of a flavor inhalation product, such as cellulose acetate.
  • the hollow filter portion 240 and the filter plug 250 are connected by an outer plug wrap 260.
  • the outer plug wrap 260 can be the same as the outer plug wrap used to connect the filter segments of a multi-segment filter in cigarettes.
  • the above-mentioned components i.e., the tip plug 210, the flavor generating section 220, the hollow tube section 230, and the connection between the hollow filter section 240 and the filter plug 250
  • the second wrapper 270 is wound so as to cover the entire components other than the tip plug 210 and a part of the tip plug 210, and the tip plug 210 is exposed at the upstream end.
  • the second wrapper 270 may be wound so as to cover the entire components including the tip plug 210, and the tip plug 210 may not be exposed at the upstream end.
  • the second trumpet 270 may be made of the same tipping paper used in cigarettes.
  • a lip release agent may be applied to the outer surface of the second trumpet 270 near the end on the filter plug 250 side to facilitate releasing the user's lips from the second trumpet 270.
  • the portion to which the lip release agent is applied functions as the mouthpiece of the tobacco stick 200.
  • FIG. 1 shows an example in which five components (i.e., tip plug 210, flavor generating section 220, hollow tube section 230, hollow filter section 240, and filter plug 250) are connected using outer plug wrap 260 and second wrapper 270, but the manner in which the five components are connected is not limited to this example.
  • five components i.e., tip plug 210, flavor generating section 220, hollow tube section 230, hollow filter section 240, and filter plug 250
  • outer plug wrap 260 and second wrapper 270 the manner in which the five components are connected is not limited to this example.
  • FIGS 4 and 5 are exploded perspective views showing another example of a tobacco stick.
  • elements that have the same or similar functions as the components of the tobacco stick shown in Figure 1 are given the same reference numerals, and duplicated descriptions will be omitted.
  • gaps are provided between components and adjacent components to make the connection method easier to see, but in an actual tobacco stick, components are adjacent to adjacent components with no gaps.
  • the five components are connected using an outer plug wrap 280, an outer plug wrap 260, and a second trumpet 270.
  • the outer plug wrap 280 connects the tip plug 210 and the flavor generating section 220 by wrapping them so as to cover them entirely.
  • This connection body is called the first connection body 285.
  • the outer plug wrap 260 connects the hollow filter section 240 and the filter plug 250 by wrapping them so as to cover them entirely.
  • This connection body is called the second connection body 265.
  • the second trumpet 270 connects the first connection body 285, the hollow tube section 230, and the second connection body 265.
  • the second trumpet 270 covers the entire hollow tube section 230 and the second connection body 265, and a part of the first connection body 285, and exposes the first connection body 285 at the upstream end.
  • the five components may be connected in the form shown in FIG. 4.
  • the outer plug wrap 280 covers the downstream end of the flavor generating section 220, but the flavor generating section 220 may not be covered to the downstream end, leaving the flavor generating section 220 exposed at the downstream end.
  • the five components are connected using an outer plug wrap 280, an outer plug wrap 260, and a second trumpet 270.
  • the outer plug wrap 280 connects the tip plug 210, the flavor generating section 220, and the hollow tube section 230.
  • the outer plug wrap 280 is wrapped around so as to cover the entire tip plug 210 and the flavor generating section 220, and a part of the hollow tube section 230.
  • This connected body is called a first connected body 285.
  • the outer plug wrap 260 connects the hollow filter section 240 and the filter plug 250 by wrapping them around them so as to cover them entirely.
  • This connected body is called a second connected body 265.
  • the second trumpet 270 connects the first connected body 285 and the second connected body 265.
  • the second wrapper 270 covers the entire second connector 265 and a part of the first connector 285, and exposes the first connector 285 at the upstream end.
  • Five components may be connected in the form shown in FIG. 5.
  • the outer plug wrap 280 does not cover the downstream end of the hollow tube 230, leaving the hollow tube 230 exposed at the downstream end, but it may cover the hollow tube 230 up to the downstream end.
  • the flavor inhalation article of the present invention is provided with a tip plug upstream of the flavor generating section containing a flavor source, and the tip plug includes a first filter material and a flavor composition supported by the first filter material, and the flavor composition includes hydroxypropyl cellulose and a first flavor.
  • Conventional flavor inhalation articles that do not include a tip plug reduce the amount of flavor released from the flavor source as the number of puffs increases, whereas the flavor inhalation article of the present invention can release the flavor derived from the tip plug in the latter half of the inhalation period. As a result, the flavor inhalation article of the present invention can stably release the flavor throughout the inhalation period.
  • the flavor inhalation article of the present invention carries the flavor composition on the first filter material of the tip plug, it is possible to reduce the amount of flavor source used compared to conventional flavor inhalation articles that do not have a tip plug.
  • Flavor Inhalation System The tobacco stick 200 described above can be combined with a heating device to constitute a flavor inhalation system. That is, according to another aspect, The flavor inhalation article, and a heating device including a heater for heating the flavor inhalation article.
  • the flavor inhalation system is composed of an aerosol generating device 100 and a tobacco stick 200.
  • the aerosol generating device 100 is an example of a heating device.
  • FIG. 6A is a schematic front view of an example of an aerosol generating device.
  • FIG. 6B is a schematic top view of the aerosol generating device shown in FIG. 6A.
  • FIG. 6C is a schematic bottom view of the aerosol generating device shown in FIG. 6A.
  • FIG. 7 is a cross-sectional view taken along line III-III of the aerosol generating device shown in FIG. 6B.
  • the drawings may include an X-Y-Z Cartesian coordinate system.
  • the Z axis faces vertically upward
  • the X-Y plane is arranged to cut the aerosol generating device 100 horizontally
  • the Y axis is arranged to extend from the front to the back of the aerosol generating device 100.
  • the Z axis can also be referred to as the insertion direction of the tobacco stick contained in the cylindrical body 150 of the atomizing section 130 described below, or the axial direction of the cylindrical body 150.
  • the X axis is a direction perpendicular to the Y axis and the Z axis, and the X axis and the Y axis can also be referred to as the radial direction perpendicular to the axial direction of the cylindrical body 150, or the radial direction of the cylindrical body 150.
  • the aerosol generating device 100 is configured to generate aerosol containing a flavor by heating the tobacco stick 200.
  • the aerosol generating device 100 has an outer housing 101 (corresponding to an example of a housing), a slide cover 102, and a switch section 103.
  • the outer housing 101 constitutes the outermost housing of the aerosol generating device 100 and has a size that fits in the user's hand.
  • the outer housing 101 may be formed by assembling multiple members.
  • the outer housing 101 is made of, for example, a resin, and in particular, may be formed of polycarbonate (PC), ABS (Acrylonitrile-Butadiene-Styrene) resin, PEEK (Polyetheretherketone) or a polymer alloy containing multiple types of polymers, or a metal such as aluminum.
  • PC polycarbonate
  • ABS Acrylonitrile-Butadiene-Styrene
  • PEEK Polyetheretherketone
  • a polymer alloy containing multiple types of polymers or a metal such as aluminum.
  • the outer housing 101 has an opening (not shown) for receiving a tobacco stick, and the sliding cover 102 is slidably attached to the outer housing 101 to close this opening.
  • the sliding cover 102 is configured to be movable along the outer surface of the outer housing 101 between a closed position (position shown in Figures 6A and 6B) in which the opening of the outer housing 101 is closed, and an open position (position shown in Figure 7) in which the opening is open.
  • a user can manually operate the sliding cover 102 to move the sliding cover 102 between the closed position and the open position. This makes it possible to permit or restrict access of tobacco sticks to the inside of the aerosol generating device 100.
  • the switch unit 103 is used to switch the operation of the aerosol generating device 100 on and off.
  • a user can insert a tobacco stick into the aerosol generating device 100 and operate the switch unit 103, which supplies power from a power source (see reference numeral 121 in FIG. 7) to a heating element (see reference numeral 140 in FIG. 7), thereby heating the tobacco stick without burning it.
  • the switch unit 103 may be a switch provided outside the outer housing 101, or may be a switch located inside the outer housing 101. When the switch is located inside the outer housing 101, the switch is indirectly pressed by pressing the switch unit 103 on the surface of the outer housing 101. In this example, an example in which the switch of the switch unit 103 is located inside the outer housing 101 will be described.
  • the aerosol generating device 100 may further have a terminal (not shown).
  • the terminal may be an interface that connects the aerosol generating device 100 to, for example, an external power source. If the power source provided in the aerosol generating device 100 is a rechargeable battery, connecting the external power source to the terminal allows the external power source to pass current through the power source and charge the power source. Also, connecting a data transmission cable to the terminal may enable data related to the operation of the aerosol generating device 100 to be transmitted to an external device.
  • the tobacco stick used in the aerosol generating device 100 refers to the tobacco stick 200 described in the above section “[1] Flavor inhalation article.”
  • FIG. 7 is a cross-sectional view taken along line III-III of the aerosol generating device 100 shown in FIG. 6B.
  • an inner housing 110 (corresponding to an example of a housing) is provided inside the outer housing 101 of the aerosol generating device 100.
  • the inner housing 110 is made of resin, for example, and may be formed of polycarbonate (PC), ABS (Acrylonitrile-Butadiene-Styrene) resin, PEEK (Polyetheretherketone) or a polymer alloy containing multiple types of polymers, or a metal such as aluminum. From the viewpoint of heat resistance and strength, the inner housing 110 is preferably made of PEEK.
  • a power supply unit 120 and an atomization unit 130 are provided in the internal space of the inner housing 110.
  • the power supply unit 120 has a power supply 121.
  • the power supply 121 may be, for example, a rechargeable battery or a non-rechargeable battery.
  • the power supply 121 is electrically connected to the atomization unit 130. This allows the power supply 121 to supply power to the atomization unit 130 so as to appropriately heat the tobacco stick 200.
  • the atomization section 130 has a metallic cylindrical body 150 that extends in the insertion direction (Z-axis direction) of the tobacco stick 200, a heating element 140 that covers a portion of the cylindrical body 150, a heat insulating section 132, and a substantially cylindrical insertion guide member 134 that abuts against the opening of the cylindrical body 150.
  • the cylindrical body 150 is configured to surround the tobacco stick 200.
  • the heating element 140 is generally cylindrical in shape and is arranged to cover the cylindrical body 150.
  • the heating element 140 contacts the outer peripheral surface of the cylindrical body 150 and heats the tobacco stick 200 inserted into the cylindrical body 150.
  • the heating element 140 may be a serpentine conductor path and provided on a flexible insulating layer 141 (see FIG. 8).
  • the heating element 140, the insulating layer 141, and the cylindrical body 150 are components of the heater 160.
  • a bottom member 136 is provided at the bottom of the cylindrical body 150.
  • the bottom member 136 abuts against the tobacco stick 200 inserted into the cylindrical body 150 in the insertion direction of the tobacco stick 200, and can function as a stopper that positions the tobacco stick 200.
  • the cylindrical body 150 and the bottom member 136 form a storage section that stores at least a portion of the tobacco stick 200.
  • the bottom member 136 may be formed, for example, from a resin material.
  • the bottom member 136 has an uneven surface with which the tobacco stick 200 comes into contact, and may define a first air flow path capable of supplying air to the air intake of the tobacco stick 200 (i.e., communicating with the tobacco stick 200 contained in the container).
  • the bottom member 136 may be made of a resin, for example, and may be formed, in particular, from polycarbonate (PC), ABS (Acrylonitrile-Butadiene-Styrene) resin, PEEK (Polyether Ether Ketone), or a polymer alloy containing multiple types of polymers, or from a metal such as aluminum.
  • the bottom member 136 is preferably formed from a material with low thermal conductivity in order to suppress the transfer of heat to the insulating section 132, etc.
  • the insulating section 132 is generally cylindrical overall and is arranged to cover the cylindrical body 150.
  • the insulating section 132 may include, for example, an aerogel sheet.
  • the insulating section 132 is held by a first holding section 137 and a second holding section 138, which will be described later.
  • a cover body 133 may be arranged to cover the cylindrical body 150, and the insulating section 132 may be arranged to cover the cover body 133.
  • the insertion guide member 134 is provided between the sliding cover 102 in the closed position and the cylindrical body 150.
  • the insertion guide member 134 is made of resin, for example, and may be formed from polycarbonate (PC), ABS (Acrylonitrile-Butadiene-Styrene) resin, PEEK (Polyether Ether Ketone), or a polymer alloy containing multiple types of polymers.
  • the insertion guide member 134 may be formed from metal, glass, ceramic, or the like. From the viewpoint of heat resistance, the insertion guide member 134 is preferably PEEK.
  • the insertion guide member 134 communicates with the outside of the aerosol generating device 100, and guides the insertion of the tobacco stick 200 into the cylindrical body 150 by inserting the tobacco stick 200 into the insertion guide member 134.
  • the tobacco stick 200 can be easily inserted into the cylindrical body 150.
  • the aerosol generating device 100 further has a first holding part 137 and a second holding part 138 that hold both ends of the cylindrical body 150 and the insulating part 132.
  • the first holding part 137 is positioned so as to hold the ends of the cylindrical body 150 and the insulating part 132 on the negative Z-axis direction side.
  • the second holding part 138 is positioned so as to hold the ends of the cylindrical body 150 and the insulating part 132 on the slide cover 102 side (positive Z-axis direction side).
  • Figure 8 shows the tobacco stick 200 inserted into the cylindrical body 150 of the aerosol generating device 100.
  • a gap is provided between the outer peripheral surface of the tobacco stick 200 and the cylindrical body 150; however, in order to efficiently heat the tobacco stick 200 with the heat of the cylindrical body 150, it is preferable that the outer peripheral surface of the tobacco stick 200 is inserted into the cylindrical body 150 in a state of contact with the cylindrical body 150.
  • the outer peripheral surface of the tobacco stick 200 may or may not be in contact with the cylindrical body 150. Furthermore, when the tobacco stick 200 is inserted into the cylindrical body 150, a portion of the outer peripheral surface of the tobacco stick 200 may be in contact with the cylindrical body 150. For example, when a tobacco stick 200 having a regular cylindrical shape is inserted into an elliptical cylindrical cylindrical body 150, a portion of the outer peripheral surface of the tobacco stick 200 can be in contact with the cylindrical body 150.
  • the heater 160 is made up of a cylindrical body 150, a heating element 140 surrounding the cylindrical body 150, and a flexible insulating layer 141 supporting the heating element 140. Furthermore, a cover body 133 is disposed so as to cover the cylindrical body 150, and a heat insulating section 132 is disposed so as to cover the cover body 133. Also, as shown in FIG. 8, the aerosol generating device 100 includes a bottom member 136 against which the tip plug 210 abuts when the tobacco stick 200 is inserted into the cylindrical body 150.
  • the length of the heating element 140 is represented by L1
  • the length of the portion of the heating element 140 facing the flavor generating section 220 is represented by L2
  • the length of the portion of the heating element 140 facing the tip plug 210 is represented by L3
  • the length of the portion of the heating element 140 facing the hollow tube section 230 is represented by L4.
  • L1 is, for example, 5 to 20 mm.
  • L2 is, for example, 4 to 20 mm, preferably 5 to 15 mm, and more preferably 5 to 10 mm.
  • L3 is, for example, 0 to 5 mm, preferably 0 to 3 mm, and more preferably 0 to 1 mm.
  • L4 is, for example, 0 to 5 mm, and preferably 0 to 3 mm. It is preferable that L2 is greater than L3.
  • the tobacco stick 200 when the tobacco stick 200 is inserted into the cylindrical body 150 and the tip plug 210 is in contact with the bottom member 136, it is preferable that most of the heating element 140 is located in a position facing the flavor generating section 220, not the tip plug 210. More specifically, when the tobacco stick 200 is inserted into the cylindrical body 150 and the tip plug 210 is in contact with the bottom member 136, it is preferable that the "area of the region of the heating element 140 facing the flavor generating section 220" is larger than the "area of the region of the heating element 140 facing the tip plug 210.”
  • the region of the heating element 140 facing the flavor generating section 220 refers to the region of the heating element 140 facing the flavor generating section 220 with the cylindrical body 150 in between.
  • the region of the heating element 140 facing the flavor generating section 220 is not limited to the region of the heating element 140 directly facing the flavor generating section 220, but may be the region of the heating element 140 facing the flavor generating section 220 with another component in between.
  • the area of the heating element 140 facing the tip plug 210 is not limited to the area where the heating element 140 directly faces the tip plug 210, but may be the area where the heating element 140 faces the tip plug 210 with another component sandwiched between them.
  • the "area of the region of the heating element 140 facing the flavor generating section 220" is, for example, 89.2 to 446 mm2 , preferably 111.5 to 334.5 mm2
  • the "area of the region of the heating element 140 facing the tip plug 210" is, for example, 0 to 111.5 mm2 , preferably 0 to 66.9 mm2 .
  • the heat of the heating element 140 is first transmitted to the flavor generating section 220, and then transmitted to the tip plug 210.
  • the flavor components are more likely to be released from the flavor source and the second flavoring contained in the flavor generating section 220, and in the second half of the inhalation period of the tobacco stick 200, the first flavoring contained in the tip plug 210 is more likely to be released.
  • the flavor components can be released throughout the entire inhalation period.
  • the "area of the region of the peripheral surface of the tip plug 210 that does not face the heating element 140" is larger than the "area of the region of the peripheral surface of the flavor generating section 220 that does not face the heating element 140".
  • the "proportion S1/S FP of the area S1 of the first region of the peripheral surface of the tip plug 210 that does not face the heating element 140 to the area S FP of the peripheral surface of the tip plug 210" is larger than the "proportion S2/S FG of the area S2 of the second region of the peripheral surface of the flavor generating section 220 that does not face the heating element 140 to the area S FG of the peripheral surface of the flavor generating section 220".
  • the "proportion S1/S FP of the area S1 of the first region of the circumferential surface of the tip plug 210 that does not face the heating element 140 to the area S FP of the circumferential surface of the tip plug 210" is, for example, 0.375 to 1, preferably 0.625 to 1, and more preferably 0.875 to 1
  • the "proportion S2/S FG of the area S2 of the second region of the circumferential surface of the flavor generating section 220 that does not face the heating element 140 to the area S FG of the circumferential surface of the flavor generating section 220" is, for example, 0 to 0.667, preferably 0 to 0.583, and more preferably 0.167 to 0.583.
  • the heat of the heating element 140 is first transmitted to the flavor generating section 220, and then transmitted to the tip plug 210.
  • the flavor components are more likely to be released from the flavor source and the second flavoring contained in the flavor generating section 220, and in the second half of the inhalation period of the tobacco stick 200, the first flavoring contained in the tip plug 210 is more likely to be released.
  • the flavor components can be released throughout the entire inhalation period.
  • Example 1A The tobacco stick of Example 1A was prepared by incorporating a flavor-carrying paper filter into a commercially available tobacco stick for Ploom X (Japan Tobacco Inc.).
  • commercially available tobacco sticks for Ploom X have a structure in which the tip plug has been removed from the tobacco stick structure shown in Figure 1. That is, commercially available tobacco sticks for Ploom X are equipped with, in order from the tip side (i.e., the side opposite the mouthpiece), a flavor generating section (length 20 mm), a hollow tube section (length 20 mm), a hollow filter section (length 12 mm), and a filter plug (length 8 mm).
  • This tobacco stick contains shredded sheet tobacco as a flavor source in the flavor generating section, but does not contain menthol in the flavor generating section.
  • a paper filter was prepared by forming paper (thickness: 88 ⁇ m, basis weight: 35 g/m 2 , air permeability: 3000 Coresta units) into a corrugated sheet (see FIG. 3 ).
  • the paper used was rectangular, with a length of 180 mm in the direction of wave arrangement (i.e., direction D shown in FIG. 3 ) and a length of 8 mm in the direction perpendicular to the direction of wave arrangement.
  • a flavor composition having the following composition was supported on the surface of the paper filter so that the amount of menthol supported was 18 mg. In this way, a flavor-supported paper filter was prepared.
  • Example 1A The tobacco stick of Example 1A had a tip plug length of 8 mm, a flavor generating part length of 12 mm, a hollow tube part length of 20 mm, a hollow filter part length of 12 mm, and a filter plug length of 8 mm.
  • the tobacco stick of Example 1A contained 18 mg of menthol in the tip plug and 18 mg of glycerin in the flavor generating part.
  • Comparative Example 1A A 70% by mass menthol dilution (ethanol dilution) was injected into the filter plug of a commercially available tobacco stick for Ploom X with a syringe so that the amount of menthol injected was 18 mg.
  • the tobacco stick thus prepared is called "tobacco stick of Comparative Example 1A".
  • the tobacco stick of Comparative Example 1A does not have a tip plug, contains 18 mg of glycerin in the flavor generating part, and contains 18 mg of menthol in the filter plug.
  • Comparative Example 2A A 70% by mass menthol dilution (ethanol dilution) was injected into the flavor generating portion of a commercially available tobacco stick for Ploom X with a syringe so that the amount of menthol injected was 18 mg.
  • the tobacco stick thus prepared is called "Tobacco Stick of Comparative Example 2A".
  • the tobacco stick of Comparative Example 2A does not have a tip plug and contains 18 mg of menthol and 18 mg of glycerin in the flavor generating portion.
  • Comparative Example 3A A 70% by mass menthol dilution (ethanol dilution) was injected into the flavor generating part of a tobacco stick for commercially available Ploom X with a syringe so that the amount of menthol injected was 14 mg. Furthermore, a 70% by mass menthol dilution (ethanol dilution) was injected into the filter plug of a tobacco stick for commercially available Ploom X with a syringe so that the amount of menthol injected was 4 mg. The tobacco stick thus produced is called "tobacco stick of Comparative Example 3A". The tobacco stick of Comparative Example 3A does not have a tip plug, contains 14 mg of menthol and 18 mg of glycerin in the flavor generating part, and contains 4 mg of menthol in the filter plug.
  • Example 1B A tobacco stick was prepared in the same manner as in the preparation of the tobacco stick of Example 1A, except that the above-mentioned flavor composition was supported on the surface of the paper filter so that the amount of menthol supported was 12 mg.
  • the tobacco stick prepared in this manner is called "tobacco stick of Example 1B".
  • the tobacco stick of Example 1B contains 12 mg of menthol in the tip plug and 18 mg of glycerin in the flavor generating portion.
  • Comparative Example 1B A 70% by mass menthol dilution (ethanol dilution) was injected into the flavor generating portion of a commercially available tobacco stick for Ploom X with a syringe so that the amount of menthol injected was 12 mg.
  • the tobacco stick thus prepared is called "Tobacco Stick of Comparative Example 1B".
  • the tobacco stick of Comparative Example 1B does not have a tip plug and contains 12 mg of menthol and 18 mg of glycerin in the flavor generating portion.
  • Length of heating element 140 (L1): 14 mm Length (L2) of the portion of the heating element 140 facing the flavor generating unit 220: 12 mm Length (L3) of the portion of the heating element 140 facing the tip plug 210: 0.5 mm Length (L4) of the portion of the heating element 140 facing the hollow tube portion 230: 1.5 mm Area of the region of the heating element 140 facing the flavor generating section 220: 267.6 mm2 Area of the region of the heating element 140 facing the tip plug 210: 11.15 mm2
  • the ratio S1/S FP of the area S FP of the peripheral surface of the tip plug 210 which is the area S FP of the peripheral surface of the tip plug 210, of the first region that does not face the heating element 140: 0.9375
  • This tobacco stick was subjected to a smoking test using a smoking machine. Specifically, the sample was automatically smoked using an automatic smoking machine (LM5E-SP, manufactured by Borgwaldt KC Inc.) under the conditions of a smoke volume of 27.5 ml/sec, a smoking time of 2 sec/puff, and a smoking frequency of 2 puffs/min, and particulate matter in the tobacco smoke for each puff was collected by the Cambridge filter.
  • L5E-SP automatic smoking machine
  • the Cambridge filter was shaken in 10 mL of methanol (special grade reagent, manufactured by Wako Pure Chemical Industries, Ltd.) for 10 minutes to obtain an analytical sample. 1 ⁇ L of the obtained analytical sample was collected in a microsyringe, and the menthol content was analyzed using a gas chromatograph mass spectrometer (manufactured by Agilent, GC-FID/TCD, GC: 7890B).
  • Example 1A The tobacco stick of Example 1A was able to release flavor even in the latter half of the inhalation period without a decrease in the amount of flavor released.
  • the tobacco sticks of Comparative Examples 1A to 3A released a larger amount of flavor in the first half of the inhalation period, and the amount of flavor released decreased as the number of puffs increased.
  • the tobacco stick of Example 1B was able to release flavor even in the latter half of the inhalation period without a decrease in the amount of flavor released.
  • the tobacco stick of Comparative Example 1B released a larger amount of flavor in the first half of the inhalation period, and the amount of flavor released decreased as the number of puffs increased.
  • the tobacco stick like conventional tobacco sticks, has a flavor generating section downstream of the tip plug, and the flavor generating section contains shredded tobacco sheets as a flavor source. It is believed that the flavor derived from the flavor generating section is mainly released in the first half of the inhalation period, like conventional tobacco sticks.
  • the tobacco sticks of Examples 1A and 1B can release flavor derived from the flavor generating section in the first half of the inhalation period and flavor derived from the tip plug in the second half of the inhalation period, and as a result, can release flavor stably throughout the entire inhalation period.
  • the present invention is not limited to the above-described embodiments, and can be modified in various ways during implementation without departing from the gist of the invention.
  • the embodiments may also be implemented in appropriate combination, in which case the combined effects can be obtained.
  • the above-described embodiments include various inventions, and various inventions can be extracted by combinations selected from the multiple constituent elements disclosed. For example, if the problem can be solved and an effect can be obtained even if some constituent elements are deleted from all the constituent elements shown in the embodiments, the configuration from which these constituent elements are deleted can be extracted as an invention.
  • 100... aerosol generating device 101... outer housing, 102... slide cover, 103... switch section, 110... inner housing, 120... power supply section, 121... power supply, 130... atomizing section, 132... heat insulating section, 133... cover body, 134... insertion guide member, 136... bottom member, 137... first holding section, 138... second holding section, 140... heating element, 141... insulating layer, 150... cylindrical body, 160... heater Reference Signs List 200... tobacco stick, 210... tip plug, 211... first filter material, 211a... ridge portion, 211b... valley portion, 212... first inner plug wrap, 220... flavor generating portion, 221... flavor source, 222... first trumpet, 230... hollow tube portion, 240...
  • hollow filter portion 241... third filter material, 242... third inner plug wrap, 250... filter plug, 251... second filter material, 252... second inner plug wrap, 260... outer plug wrap, 265... second connecting body, 270... second trumpet, 280... outer plug wrap, 285... first connecting body

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)
  • Manufacture Of Tobacco Products (AREA)
PCT/JP2023/013979 2023-04-04 2023-04-04 香味吸引物品および香味吸引システム Ceased WO2024209554A1 (ja)

Priority Applications (5)

Application Number Priority Date Filing Date Title
EP23931966.8A EP4691276A1 (en) 2023-04-04 2023-04-04 Flavor inhalation article and flavor inhalation system
CN202380095992.8A CN120835757A (zh) 2023-04-04 2023-04-04 风味吸入制品和风味吸入系统
PCT/JP2023/013979 WO2024209554A1 (ja) 2023-04-04 2023-04-04 香味吸引物品および香味吸引システム
JP2025512258A JPWO2024209554A1 (https=) 2023-04-04 2023-04-04
KR1020257032140A KR20250160344A (ko) 2023-04-04 2023-04-04 향미 흡입 물품 및 향미 흡입 시스템

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Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09294577A (ja) 1996-04-30 1997-11-18 Japan Tobacco Inc たばこ用ペーパーフィルターの巻上げシステム
WO2010110226A1 (ja) 2009-03-23 2010-09-30 日本たばこ産業株式会社 非燃焼タイプ香味吸引物品
WO2021170650A1 (en) * 2020-02-28 2021-09-02 Philip Morris Products S.A. Aerosol-generating article including novel substrate and upstream element
JP2021532728A (ja) * 2019-06-17 2021-12-02 ケーティー・アンド・ジー・コーポレーション エアロゾル生成装置及びエアロゾル生成物品
JP2021534728A (ja) * 2019-08-08 2021-12-16 ケーティー・アンド・ジー・コーポレーション エアロゾル生成システム
JP2022500012A (ja) * 2019-08-16 2022-01-04 ケイティー アンド ジー コーポレイション エアロゾル生成物品、エアロゾル生成装置及びエアロゾル生成システム
WO2022023777A1 (en) * 2020-07-31 2022-02-03 Nicoventures Trading Limited Article for use in an aerosol provision system
WO2022239180A1 (ja) * 2021-05-13 2022-11-17 日本たばこ産業株式会社 非燃焼加熱香味吸引物品及び非燃焼加熱香味吸引システム

Patent Citations (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH09294577A (ja) 1996-04-30 1997-11-18 Japan Tobacco Inc たばこ用ペーパーフィルターの巻上げシステム
WO2010110226A1 (ja) 2009-03-23 2010-09-30 日本たばこ産業株式会社 非燃焼タイプ香味吸引物品
JP2021532728A (ja) * 2019-06-17 2021-12-02 ケーティー・アンド・ジー・コーポレーション エアロゾル生成装置及びエアロゾル生成物品
JP2021534728A (ja) * 2019-08-08 2021-12-16 ケーティー・アンド・ジー・コーポレーション エアロゾル生成システム
JP2022500012A (ja) * 2019-08-16 2022-01-04 ケイティー アンド ジー コーポレイション エアロゾル生成物品、エアロゾル生成装置及びエアロゾル生成システム
WO2021170650A1 (en) * 2020-02-28 2021-09-02 Philip Morris Products S.A. Aerosol-generating article including novel substrate and upstream element
WO2022023777A1 (en) * 2020-07-31 2022-02-03 Nicoventures Trading Limited Article for use in an aerosol provision system
WO2022239180A1 (ja) * 2021-05-13 2022-11-17 日本たばこ産業株式会社 非燃焼加熱香味吸引物品及び非燃焼加熱香味吸引システム

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Title
See also references of EP4691276A1

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KR20250160344A (ko) 2025-11-12
EP4691276A1 (en) 2026-02-11

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