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WO2023188230A1 - Unité d'atomisation, orifice d'inhalation et procédé de fabrication d'unité d'atomisation - Google Patents

Unité d'atomisation, orifice d'inhalation et procédé de fabrication d'unité d'atomisation Download PDF

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Publication number
WO2023188230A1
WO2023188230A1 PCT/JP2022/016394 JP2022016394W WO2023188230A1 WO 2023188230 A1 WO2023188230 A1 WO 2023188230A1 JP 2022016394 W JP2022016394 W JP 2022016394W WO 2023188230 A1 WO2023188230 A1 WO 2023188230A1
Authority
WO
WIPO (PCT)
Prior art keywords
nicotine
bag
atomization unit
manufacturing
tobacco
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/JP2022/016394
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English (en)
Japanese (ja)
Inventor
光史 松本
毅 長谷川
貴久 工藤
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/JP2022/016394 priority Critical patent/WO2023188230A1/fr
Publication of WO2023188230A1 publication Critical patent/WO2023188230A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • 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
    • A24F40/10—Devices using liquid 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
    • A24F40/20—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
    • A24F40/30—Devices using two or more structurally separated inhalable precursors, e.g. using two liquid precursors in two cartridges
    • 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
    • A24F40/42—Cartridges or containers for inhalable precursors

Definitions

  • the present invention relates to an atomization unit, a suction tool, and a method for manufacturing an atomization unit.
  • non-combustion heating type suction tools include a liquid storage section that stores a predetermined liquid, and an electrical load that introduces the liquid into the liquid storage section and atomizes the introduced liquid to generate an aerosol.
  • a suction tool that includes an atomizing unit having the following, and tobacco leaf powder is dispersed in the liquid in the liquid storage portion (see, for example, Patent Document 1).
  • Patent Document 2 discloses a basic configuration of a non-combustion heating type suction tool.
  • Patent Document 3 discloses information regarding tobacco leaf extract.
  • Non-Patent Document 1 discloses a technology related to nicotine.
  • the present invention has been made in view of the above, and one of its objects is to provide a technique that can suppress deterioration of the load on a suction tool.
  • an atomization unit includes a liquid storage section configured to store a nicotine-containing liquid containing at least one of natural nicotine and synthetic nicotine; The nicotine-containing liquid is introduced, and an electric load is provided to atomize the introduced nicotine-containing liquid to generate an aerosol.
  • a tobacco bag having tobacco leaves contained therein is arranged.
  • the tobacco bag containing the tobacco leaves is placed in the liquid storage section, the tobacco leaves and the electrical load of the atomization unit are physically separated by the bag, and the tobacco leaves are stored in the bag. It is possible to suppress adhesion to the load of the atomization unit. Thereby, it is possible to suppress deterioration of the load on the atomization unit.
  • the bag may be made of at least one of vegetable fiber, animal fiber, chemical fiber, and inorganic fiber.
  • the bag may be formed of paper.
  • the cigarette bag can be manufactured efficiently and at low cost. Paper is easy to process, such as folding, and tobacco leaves can be easily stored in the bag.
  • the paper may include at least one of nonwoven fabric, plain paper, waterproof paper, and oilproof paper.
  • the cigarette bag can be manufactured efficiently and at low cost.
  • the tobacco leaf may be in the form of granules or powder.
  • the surface area of the tobacco leaf becomes relatively large, the flavor components contained in the tobacco leaf can be efficiently extracted into the solvent in the liquid storage section.
  • the liquid storage portion may contain the nicotine-containing liquid that comes into contact with the tobacco leaves contained in the tobacco bag.
  • the flavor can be adjusted by atomizing the components contained in the tobacco leaves through the liquid. Furthermore, when a suction tool is provided that contains a nicotine-containing liquid in advance, the user does not need to introduce the nicotine-containing liquid into the suction tool himself.
  • a suction tool includes the atomization unit according to any one of aspects 1 to 6 above, and a power source configured to supply power to the atomization unit. It has a unit.
  • the tobacco bag containing the tobacco leaves is placed in the liquid storage section, the tobacco leaves and the electrical load of the suction tool are physically separated by the bag, and the tobacco leaves are sucked. It is possible to suppress adhesion to the load of the tool. Thereby, it is possible to suppress deterioration of the load on the suction tool.
  • a method for manufacturing an atomization unit includes a manufacturing process of storing tobacco leaves in a bag to manufacture a tobacco bag, and a manufacturing process for manufacturing the tobacco bag manufactured in the manufacturing process.
  • the method includes an assembly step of arranging a bag in a liquid storage section, and a storage step of storing a nicotine-containing liquid containing at least one of natural nicotine and synthetic nicotine in the liquid storage section.
  • the tobacco bag containing the tobacco leaves is placed in the liquid storage section, the tobacco leaves and the electrical load of the atomization unit are physically separated by the bag, and the tobacco leaves are stored in the bag. It is possible to suppress adhesion to the load of the atomization unit. Thereby, it is possible to suppress deterioration of the load on the atomization unit.
  • the nicotine-containing liquid may include a liquid containing one or more substances selected from the group consisting of glycerin, propylene glycol, triacetin, 1,3-butanediol, and water.
  • the substance serves as a suitable solvent for the flavor component (at least one of natural nicotine and synthetic nicotine), so the flavor can be efficiently adjusted. Furthermore, if a suction tool is provided that contains liquid in advance, the user does not need to introduce the liquid into the suction tool himself.
  • the method for manufacturing an atomization unit includes an extraction step of extracting flavor components from the tobacco leaves, and the manufacturing step includes extracting flavor components from the tobacco leaves after the flavor components have been extracted in the extraction step.
  • the method may include placing some tobacco residue in the bag.
  • the atomization unit can be manufactured while effectively utilizing tobacco residue as a material for tobacco bags.
  • the method for manufacturing an atomization unit includes an addition step of adding the nicotine-containing liquid to the tobacco leaves, and the storing step includes adding the nicotine-containing liquid to the tobacco leaves.
  • the assembly step may include placing a leaf in the liquid storage portion.
  • the tobacco bag by arranging the tobacco bag in the liquid storage section, the nicotine-containing liquid added to the tobacco leaves is supplied to the liquid stored in the liquid storage section, and the flavor when the liquid is atomized is adjusted. be able to.
  • the addition step may include adding the nicotine-containing liquid to the tobacco leaves accommodated in the bag.
  • the nicotine-containing liquid is added to the tobacco leaves after the tobacco leaves are placed in the bag.
  • the manufacturing step may include storing the tobacco leaf to which the nicotine-containing liquid has been added in the bag.
  • the tobacco leaves are stored in the bag.
  • the accommodation step may include directly supplying the nicotine-containing liquid to the liquid storage section.
  • the amount of nicotine-containing liquid stored in the liquid storage section can be easily adjusted.
  • FIG. 1 is a perspective view schematically showing the appearance of a suction tool according to Embodiment 1.
  • FIG. 2 is a schematic cross-sectional view showing the main parts of the atomization unit of the suction tool according to Embodiment 1.
  • 3 is a diagram schematically showing a cross section taken along the line A1-A1 in FIG. 2.
  • FIG. 1 is a schematic perspective view of a cigarette bag according to Embodiment 1.
  • FIG. 7 is a flow diagram for explaining a manufacturing method according to a second embodiment.
  • FIG. 7 is a flow diagram for explaining a manufacturing method according to Modification 1 of Embodiment 2.
  • Embodiment 1 a suction tool 10 according to Embodiment 1 of the present invention will be described with reference to the drawings.
  • the drawings of the present application are schematically illustrated to facilitate understanding of the features of the embodiments, and the dimensional ratios of each component are not necessarily the same as the actual ones. Further, in the drawings of the present application, XYZ orthogonal coordinates are illustrated as necessary.
  • FIG. 1 is a perspective view schematically showing the appearance of a suction tool 10 according to the present embodiment.
  • the suction device 10 according to the present embodiment is a non-combustion heating type suction device, and specifically, is a non-combustion heating type electronic cigarette.
  • the suction tool 10 extends in the direction of the central axis CL of the suction tool 10.
  • the suction tool 10 has, for example, a "longitudinal direction (direction of the central axis CL)", a "width direction” perpendicular to the longitudinal direction, and a “thickness direction” perpendicular to the longitudinal direction and the width direction. It has an external shape with . The dimensions of the suction tool 10 in the longitudinal direction, width direction, and thickness direction become smaller in this order.
  • the Z axis direction (Z direction or -Z direction) corresponds to the longitudinal direction
  • the X axis direction (X direction or -X direction) corresponds to the longitudinal direction.
  • This corresponds to the width direction
  • the Y-axis direction (Y direction or -Y direction) corresponds to the thickness direction.
  • the suction tool 10 has a power supply unit 11 and an atomization unit 12.
  • the power supply unit 11 is detachably connected to the atomization unit 12. Inside the power supply unit 11, a battery as a power source, a control device, etc. are arranged.
  • the power supply unit 11 is configured to supply power to the atomization unit 12. Specifically, the power supply of the power supply unit 11 and the load 40 described below of the atomization unit 12 are electrically connected.
  • the atomization unit 12 is provided with an outlet 13 for discharging air (that is, air). Air containing aerosol is discharged from this discharge port 13.
  • air that is, air
  • the user of the suction tool 10 can inhale the air discharged from the outlet 13.
  • a sensor is arranged in the power supply unit 11 to output the value of the pressure change inside the suction tool 10 caused by the user's suction through the discharge port 13.
  • a sensor detects the start of suctioning air and notifies the control device, and the control device starts energizing the load 40 of the atomization unit 12, which will be described later.
  • the sensor detects the end of the suction of air, notifies the control device, and the control device ends the energization of the load 40.
  • the power supply unit 11 may be provided with an operation switch for transmitting a request to start air suction and a request to end air suction to the control device by a user's operation.
  • the user can transmit a request to start air suction or a request to end suction to the control device by operating the operation switch.
  • the control device that receives the air suction start request or suction end request starts or ends energization to the load 40.
  • FIG. 2 is a schematic cross-sectional view showing the main parts of the atomization unit 12 of the suction tool 10. Specifically, FIG. 2 schematically shows a cross section of the main part of the atomization unit 12 taken along a plane including the central axis CL.
  • FIG. 3 is a diagram schematically showing a cross section taken along the line A1-A1 in FIG. 2 (that is, a cross section cut along a plane normal to the central axis CL).
  • the atomization unit 12 will be explained with reference to FIGS. 2 and 3.
  • the atomization unit 12 includes a plurality of walls (walls 70a to 70g) extending in the longitudinal direction (direction of the central axis CL), and a plurality of walls (walls 71a to 70g) extending in the width direction. ⁇ wall portion 71c). Further, the atomization unit 12 includes an air passage 20, a wick 30, an electrical load 40, a liquid storage section 50, and a tobacco bag 60.
  • the air passage 20 is a passage through which air passes when the user suctions air (that is, when suctioning an aerosol).
  • the air passage 20 according to this embodiment includes an upstream passage section, a load passage section 22, and a downstream passage section 23.
  • the upstream passage section according to the present embodiment includes a plurality of upstream passage sections, specifically, an upstream passage section 21a ("first upstream passage section") and an upstream passage section 21b. (“second upstream passage section").
  • the upstream passage portions 21a and 21b are arranged upstream of the load passage portion 22 (upstream in the air flow direction).
  • the downstream ends of the upstream passage sections 21a and 21b communicate with the load passage section 22.
  • the load passage section 22 is a passage section in which a load 40 is disposed.
  • the downstream passage section 23 is a passage section disposed downstream of the load passage section 22 (downstream side in the air flow direction). An upstream end of the downstream passage section 23 communicates with the load passage section 22 . Further, the downstream end of the downstream passage section 23 communicates with the discharge port 13 described above. The air that has passed through the downstream passage section 23 is discharged from the discharge port 13.
  • the upstream passage section 21a is provided in an area surrounded by a wall 70a, a wall 70b, a wall 70e, a wall 70f, a wall 71a, and a wall 71b.
  • the upstream passage portion 21b is provided in an area surrounded by the wall portion 70c, the wall portion 70d, the wall portion 70e, the wall portion 70f, the wall portion 71a, and the wall portion 71b.
  • the load passage section 22 is provided in an area surrounded by a wall 70a, a wall 70d, a wall 70e, a wall 70f, a wall 71b, and a wall 71c.
  • the downstream passage section 23 is provided in an area surrounded by the cylindrical wall section 70g.
  • a hole 72a and a hole 72b are provided in the wall portion 71a. Air flows into the upstream passage section 21a through the hole 72a, and flows into the upstream passage section 21b through the hole 72b. Further, the wall portion 71b is provided with a hole 72c and a hole 72d. Air that has passed through the upstream passage section 21a flows into the load passage section 22 through the hole 72c, and air that has passed through the upstream passage section 21b flows into the load passage section 22 through the hole 72d.
  • the direction of air flow in the upstream passages 21a and 21b is opposite to the direction of air flow in the downstream passage 23.
  • the direction of air flow in the upstream passage sections 21a and 21b is the -Z direction
  • the direction of air flow in the downstream passage section 23 is the Z direction.
  • the upstream passage section 21a and the upstream passage section 21b according to the present embodiment sandwich the liquid storage section 50 between the upstream passage section 21a and the upstream passage section 21b. As such, it is arranged adjacent to the liquid storage section 50.
  • the upstream passage section 21a has one side with the liquid storage section 50 in between, in a cross-sectional view taken along a section normal to the central axis CL. side (-X direction side).
  • the upstream passage section 21b is arranged on the other side (the side in the X direction) with the liquid storage section 50 in between in this cross-sectional view.
  • the upstream passage section 21a is arranged on one side of the liquid storage section 50 in the width direction of the suction tool 10
  • the upstream passage section 21b is arranged on one side of the liquid storage section 50 in the width direction of the suction tool 10. placed on the other side.
  • the wick 30 is a member for introducing the nicotine-containing liquid from the liquid storage section 50 into the load 40 of the load passage section 22.
  • the specific configuration of the wick 30 is not particularly limited as long as it has such a function, the wick 30 according to the present embodiment utilizes capillary phenomenon to connect the liquid storage part. 50 nicotine-containing liquids are introduced into load 40.
  • the cross section of the cigarette bag 60 in FIG. 3 is a general shape, and please refer to FIG. 4 described later for details.
  • the load 40 is an electrical load into which the nicotine-containing liquid in the liquid storage section 50 is introduced and which atomizes the introduced nicotine-containing liquid to generate an aerosol.
  • the specific configuration of the load 40 is not particularly limited, and for example, a heating element such as a heater or an element such as an ultrasonic generator may be used.
  • a heater is used as an example of the load 40.
  • a heating resistor that is, a heating wire
  • a heating resistor is used as an example of this heater.
  • the heater as the load 40 has a coil shape. That is, the load 40 according to this embodiment is a so-called coil heater. This coil heater is wound around the wick 30.
  • the load 40 is arranged in the wick 30 inside the load passage section 22, for example.
  • the load 40 is electrically connected to the power source and control device of the power supply unit 11 described above, and generates heat when electricity from the power source is supplied to the load 40 (that is, generates heat when energized). Further, the operation of the load 40 is controlled by a control device.
  • the load 40 heats the nicotine-containing liquid introduced into the load 40 via the wick 30 and atomizes it to generate an aerosol.
  • the liquid storage section 50 is a part for storing a nicotine-containing liquid (Le) containing at least one of natural nicotine and synthetic nicotine.
  • the liquid storage section 50 according to the present embodiment is provided in an area surrounded by a wall 70b, a wall 70c, a wall 70e, a wall 70f, a wall 71a, and a wall 71b. Further, in this embodiment, the aforementioned downstream passage section 23 is provided so as to penetrate the liquid storage section 50 in the direction of the central axis CL.
  • the nicotine-containing liquid may be provided to the user with the nicotine-containing liquid stored in the liquid storage part 50, or the nicotine-containing liquid may be provided to the user with no nicotine-containing liquid stored in the liquid storage part 50, so that the user can It is also possible to use a structure in which a liquid containing liquid is introduced and used.
  • the nicotine-containing liquid contains at least one of natural nicotine and synthetic nicotine in a predetermined solvent.
  • the specific type of the predetermined solvent is not particularly limited, but for example, one substance selected from the group consisting of glycerin, propylene glycol, triacetin, 1,3-butanediol, and water, Alternatively, a liquid containing two or more substances selected from this group can be used. In this embodiment, glycerin and propylene glycol are used as examples of the predetermined solvent.
  • the nicotine-containing liquid may be provided in the form of a nicotine salt.
  • the purity of natural nicotine can be improved by purifying the tobacco leaf extract and removing as much as possible of components other than natural nicotine from the tobacco leaf extract.
  • Natural nicotine with increased purity may also be used.
  • the purity of natural nicotine contained in a predetermined solvent of the nicotine-containing liquid may be 99.9 wt% or more (in other words, in this case, impurities contained in natural nicotine (natural nicotine (the amount of components other than 0.1 wt%) is less than 0.1 wt%).
  • nicotine produced by chemical synthesis using chemical substances can be used as the synthetic nicotine.
  • the purity of this synthetic nicotine may also be 99.9 wt% or more, similar to natural nicotine.
  • the method for producing synthetic nicotine is not particularly limited, and any known production method can be used.
  • the ratio (weight % (wt%)) of at least one of natural nicotine and synthetic nicotine contained in the nicotine-containing liquid is not particularly limited, but for example, from a range of 0.1 wt% to 7.5 wt%. Selected values can be used.
  • the manufacturing cost of the suction device 10 is generally lower when using natural nicotine than when using synthetic nicotine. can be made inexpensive.
  • the nicotine contained in the aerosol liquid Le may be mixed with natural nicotine.
  • synthetic nicotine instead of natural nicotine.
  • FIG. 4 is a schematic perspective view of the cigarette bag 60.
  • FIGS. 2 and 3 show the tobacco bag 60 having a generally cylindrical shape, as shown in FIG. have As shown in FIG. 2, two cigarette bags 60 according to this embodiment are arranged inside the nicotine-containing liquid of the liquid storage section 50.
  • the number of tobacco bags 60 is not limited to this, and may be one or three or more.
  • the material of the bag 62 is not particularly limited as long as it is a material that allows liquid to pass through while preventing the tobacco leaves 64 from leaking to the outside.
  • the bag 62 may be formed of at least one of vegetable fiber, animal fiber, chemical fiber, and inorganic fiber. By containing these fibers in the bag 62, it is possible to provide a cigarette bag 60 that takes advantage of the characteristics of fibers such as flexibility and processability.
  • the chemical fiber or inorganic fiber for example, glass fiber, ceramic fiber, or synthetic resin fiber can be used for the bag 62.
  • Bag 62 is preferably formed of paper.
  • paper refers to paper manufactured by adhering plant and other fibers together, and also includes synthetic paper manufactured using synthetic polymers and paper blended with fibrous inorganic materials.
  • the paper used for the bag 62 can include at least one of nonwoven fabric, plain paper, water-resistant paper treated with water resistance, and oil-proof paper treated with oil resistance. These papers have excellent flexibility and processability, and are easy to procure at low cost.
  • non-woven fabric refers to fabric processed into a cloth without woven fibers.
  • a nonwoven fabric is, for example, a fabric formed by adhering or intertwining fibers by thermal, mechanical, or chemical action.
  • Plain paper is paper whose main component is pulp.
  • Plain paper is made from wood pulps such as softwood pulp or hardwood pulp, as well as non-wood pulps commonly used in wrapping paper for tobacco products, such as flax pulp, hemp pulp, sisal pulp or esparto. It may also be obtained by manufacturing.
  • Plain paper shall be manufactured using chemical pulp, ground pulp, chemical ground pulp, thermomechanical pulp, etc. obtained by kraft cooking method, acidic/neutral/alkaline sulfite cooking method, soda salt cooking method, etc. as raw materials. I can do it.
  • As the plain paper wrapping paper used in cigarettes or paper used in tipping paper may be used.
  • the method for producing plain paper is not particularly limited, and for example, known methods can be used.
  • Plain paper can be produced by using the above-mentioned pulp to prepare and homogenize the texture during the papermaking process, which is carried out using a fourdrinier paper machine, a circular mesh paper machine, a circle-contact composite paper machine, or the like. If necessary, a wet paper strength enhancer can be added to impart water resistance to the plain paper, and a sizing agent can be added to adjust the printing quality of the plain paper.
  • internal additives for papermaking such as sulfuric acid, various anionic, cationic, nonionic, or amphoteric retention improvers, freeness improvers, or paper strength enhancers are used.
  • the basis weight of the base paper is, for example, usually 20 gsm (Grams per Square Meter) or more, preferably 25 gsm or more. On the other hand, the basis weight is usually 65 gsm or less, preferably 50 gsm or less, and more preferably 45 gsm or less.
  • the bag 62 When the bag 62 is made of paper, the cigarette bag 60 can be manufactured efficiently and at low cost. Paper is easy to process, such as folding, and the tobacco leaves 64 can be easily stored in the bag 62. In the following embodiment, an example in which the bag 62 is made of nonwoven fabric will be described.
  • the bag 62 of the tobacco bag 60 is closed to prevent tobacco leaves 64 from leaking.
  • the bag 62 has a first end 65a and a second end 65b that are closed to prevent the tobacco leaves 64 from leaking.
  • the second end 65b is an end opposite to the first end 65a.
  • the bag 62 further includes an adhesive section 66 in which the ends of the nonwoven fabric extending between the first end 65a and the second end 65b are adhered to each other.
  • the shape of the tobacco bag 60 is not limited to the shape shown in FIG. 4, and may be closed so that the tobacco leaves 64 do not leak.
  • the shape of the cigarette bag 60 may be a rod-like shape (that is, a shape where the length is longer than the width) extending in a predetermined direction, or a cubic shape (a shape with sides of the same length). , or other shapes.
  • the shape of the tobacco leaves 64 is not particularly limited, but is preferably granular or powder-like (including the shape of shredded tobacco). In this case, since the surface area of the tobacco leaf 64 becomes relatively large, the flavor components contained in the tobacco leaf 64 can be efficiently extracted into the solvent in the liquid storage section 50.
  • the tobacco leaf 64 contained in the bag 62 may be a molded article (tablet, sheet, granule, etc.) made of fine tobacco powder by pressing, tabletting, extrusion, or the like.
  • Suction using the suction tool 10 is performed as follows. First, when the user starts suctioning air, the air passes through the upstream passage sections 21 a and 21 b of the air passage 20 and flows into the load passage section 22 . Aerosol generated in the load 40 is added to the air that has flowed into the load passage section 22 . This aerosol contains flavor components contained in the nicotine-containing liquid and flavor components eluted from the tobacco bag 60 placed in the nicotine-containing liquid. The air to which this aerosol has been added passes through the downstream passage section 23, is discharged from the discharge port 13, and is sucked into the user.
  • the aerosol generated by the load 40 contains the tobacco leaf flavor component contained in the tobacco bag 60 in addition to the tobacco leaf flavor component contained in the nicotine-containing liquid. Components can be added. This allows you to fully enjoy the flavor of tobacco leaves.
  • the tobacco bag 60 containing the tobacco leaves 64 is placed in the liquid storage section 50, so that the electrical connection between the tobacco leaves 64 and the atomization unit 12 is
  • the load 40 is physically separated from the load 40 by the bag 62, and it is possible to prevent the tobacco leaves 64 from adhering to the load 40 of the atomization unit 12. Thereby, deterioration of the load 40 of the atomization unit 12 can be suppressed.
  • the amount (mg) of the carbonized component contained in 1 g of the nicotine-containing liquid with the tobacco bag 60 placed therein is preferably 6 mg or less, more preferably 3 mg or less.
  • the flavor of the tobacco leaves 64 can be enjoyed while suppressing the amount of carbonized components adhering to the electrical load 40 as much as possible. Thereby, it is possible to enjoy the flavor of the tobacco leaves 64 while suppressing the occurrence of scorching on the load 40 as much as possible.
  • the carbonized component contained in the nicotine-containing liquid in the state in which the cigarette bag 60 is placed specifically refers to the amount of carbonized component contained in the nicotine-containing liquid in the state before the tobacco bag 60 is placed. and the amount of carbonized components eluted into the nicotine-containing liquid from the cigarette bag 60 placed in the nicotine-containing liquid.
  • the term "carbonized component” refers to a component that becomes carbide when heated to 250°C. Specifically, the “carbonized component” refers to a component that does not become a carbide at a temperature below 250°C, but becomes a carbide when maintained at a temperature of 250°C for a predetermined period of time.
  • this "amount (mg) of carbonized components contained in 1 g of nicotine-containing liquid in a state in which the cigarette bag 60 is placed” can be measured, for example, by the following method. First, a predetermined amount (g) of nicotine-containing liquid with the tobacco bag 60 placed therein is prepared. Next, this nicotine-containing liquid is heated to 180° C. to volatilize the solvent (liquid component) contained in the nicotine-containing liquid, thereby obtaining a “residue consisting of non-volatile components”. Next, the residue is carbonized by heating it to 250° C. to obtain a carbide. Next, the amount (mg) of this carbide is measured.
  • FIG. 5 is a flow diagram for explaining a method for manufacturing the atomization unit 12 according to this embodiment.
  • step S10 flavor components are extracted from the tobacco leaves 64.
  • the specific method of this step S10 is not particularly limited, for example, the following method can be used.
  • an alkaline substance is applied to the tobacco leaves 64 (referred to as alkali treatment).
  • alkali treatment a basic substance such as an aqueous potassium carbonate solution can be used.
  • the alkali-treated tobacco leaves 64 are heated at a predetermined temperature (for example, a temperature of 80° C. or higher and lower than 150° C.) (referred to as heat treatment).
  • a predetermined temperature for example, a temperature of 80° C. or higher and lower than 150° C.
  • heat treatment for example, one substance selected from the group consisting of glycerin, propylene glycol, triacetin, 1,3-butanediol, and water, or one substance selected from this group. Two or more kinds of substances are brought into contact with the tobacco leaves 64.
  • released components (including flavor components) released from the tobacco leaves 64 into the gas phase are collected in a predetermined collection solvent.
  • the collection solvent for example, one substance selected from the group consisting of glycerin, propylene glycol, triacetin, 1,3-butanediol, and water, or two substances selected from this group. The above substances can be used. Thereby, a collection solvent containing flavor components can be obtained (that is, flavor components can be extracted from the tobacco leaves 64).
  • step S10 may be configured without using the collection solvent as described above. Specifically, in this case, after the alkali-treated tobacco leaf 64 is subjected to the above heat treatment, the tobacco leaf 64 is cooled using a condenser or the like, so that the tobacco leaf 64 is released into the gas phase. The released components can also be condensed to extract flavor components.
  • step S10 may be configured without performing the alkali treatment as described above.
  • tobacco leaves 64 tobacco leaves 64 that have not been subjected to alkali treatment
  • One substance selected from among these or two or more substances selected from this group are added.
  • the tobacco leaves 64 to which this has been added are heated, and the components released during heating are collected in a collection solvent or condensed using a condenser or the like. Flavor components can also be extracted by such a process.
  • one substance selected from the group consisting of glycerin, propylene glycol, triacetin, 1,3-butanediol, and water is aerosolized or selected from this group.
  • An aerosol in which two or more types of substances are aerosolized is passed through a tobacco leaf 64 (tobacco leaf 64 not subjected to alkali treatment), and the aerosol that has passed through the tobacco leaf 64 is collected by a collection solvent. Flavor components can also be extracted by such a process.
  • step S10 extraction step
  • step S10 reduces "the amount of carbonized components that become carbonized when heated to 250 ° C.” contained in the flavor components extracted by the method described above. It may further include. According to this configuration, adhesion of carbonized components to the load 40 can be effectively suppressed. As a result, occurrence of burnt on the load 40 can be effectively suppressed.
  • the specific method for reducing the amount of carbonized components contained in the extracted flavor components is not particularly limited, but for example, by cooling the extracted flavor components, the precipitated components can be reduced.
  • the amount of carbonized components contained in the extracted flavor components may be reduced by filtering with a filter paper or the like.
  • the amount of carbonized components contained in the extracted flavor components may be reduced by centrifuging the extracted flavor components with a centrifuge.
  • the amount of carbonized components contained in the extracted flavor components may be reduced by using a reverse osmosis membrane (RO filter).
  • RO filter reverse osmosis membrane
  • step S10 After step S10, a manufacturing process related to step S20 and a concentration process related to step S30, which will be described below, are executed.
  • step S20 tobacco leaves 64 are placed in the bag 62 to manufacture the tobacco bag 60.
  • the tobacco bag 60 is manufactured by accommodating in the bag 62 "tobacco residue" which is the tobacco leaves 64 after the flavor components have been extracted in the extraction process of step S10, for example.
  • the atomization unit 12 can be manufactured while effectively utilizing tobacco residue as a material for the tobacco bag 60.
  • the present invention is not limited to this, and the tobacco bag 60 may be manufactured by storing tobacco leaves 64 that have not undergone the extraction process in the bag 62 in step S20.
  • step S30 the flavor components extracted in step S10 are concentrated.
  • step S30 according to the present embodiment, the flavor components contained in the collection solvent containing the flavor components extracted in step S10 are concentrated. Note that step S10 and step S30 may not be performed, and only step S20 may be performed.
  • step S40 a nicotine-containing liquid containing at least one of natural nicotine and synthetic nicotine is added to tobacco leaves 64.
  • the flavor components including at least one of natural nicotine and synthetic nicotine
  • step S40 the flavor components extracted in the extraction process may be added to the tobacco leaves 64.
  • the tobacco bag 60 manufactured in step S20 that is, the tobacco leaf 64 housed in the bag 62, is treated with a nicotine-containing liquid containing at least one of natural nicotine and synthetic nicotine, or extracted in the extraction process related to step S10.
  • the flavor component (specifically, in this embodiment, the flavor component further concentrated in step S30) may be added.
  • flavor components are added to the tobacco leaves 64 after the tobacco leaves 64 are placed in the bag 62.
  • step S40 may be omitted.
  • step S40 the assembly process related to step S50 is executed. Specifically, in step S50, the atomization unit 12 in which the tobacco bag 60 is not accommodated is prepared, and the tobacco bag 60 after step S40 is accommodated in the liquid storage section 50 of this atomization unit 12. do.
  • step S60 a nicotine-containing liquid containing at least one of natural nicotine and synthetic nicotine is stored in the liquid storage section 50.
  • the nicotine-containing liquid is directly supplied to the liquid storage section 50.
  • directly supplying means not to store the nicotine-containing liquid in the liquid storage part 50 with the liquid holding member holding the nicotine-containing liquid in the liquid storage part 50. This means pouring it directly into the water. Thereby, the amount of nicotine-containing liquid stored in the liquid storage section 50 can be easily adjusted.
  • the nicotine-containing liquid contains one substance selected from the group consisting of glycerin, propylene glycol, triacetin, 1,3-butanediol, and water, or two or more substances selected from this group. May contain.
  • the substance serves as a suitable solvent for the flavor component (at least one of natural nicotine and synthetic nicotine)
  • the flavor can be efficiently adjusted.
  • the user does not have to introduce the liquid into the suction tool 10 himself.
  • flavor components including at least one of natural nicotine and synthetic nicotine
  • flavor components are added to the liquid stored in the liquid storage section 50. Additional ingredients may be added.
  • the accommodation process in step S60 may be performed by placing the tobacco leaves 64 to which the nicotine-containing liquid has been added in step S40 in the liquid storage part 50 in the assembly process in step S50.
  • a nicotine-containing liquid containing at least one of natural nicotine and synthetic nicotine is stored in the liquid storage section 50 while being held in the tobacco leaf 64 .
  • one substance selected from the group consisting of glycerin, propylene glycol, triacetin, 1,3-butanediol, and water, or a substance selected from this group is added to the liquid storage part 50. It may further contain a liquid containing two or more selected substances.
  • this embodiment may also have a configuration that does not include step S30.
  • step S40 the flavor component extracted in the extraction process in step S10 may be added to the tobacco bag 60 manufactured in step S20.
  • the case where this embodiment includes step S30 is preferable in that the amount of flavor components contained in the tobacco bag 60 can be increased compared to the case where step S30 is not included.
  • Step S60 may be executed simultaneously with or before step S50.
  • the tobacco bag 60 containing the tobacco leaves 64 is placed in the liquid storage section 50, the electricity between the tobacco leaves 64 and the atomization unit 12 is The bag 62 physically separates the tobacco leaf 64 from the load 40 of the atomization unit 12, and it is possible to prevent the tobacco leaves 64 from adhering to the load of the atomization unit 12. Thereby, deterioration of the load 40 of the atomization unit 12 can be suppressed.
  • FIG. 6 is a flow diagram for explaining a method for manufacturing the atomization unit 12 of the suction tool 10 according to the first modification of the second embodiment.
  • flavor components are extracted from the tobacco leaves 64.
  • This step S10 is similar to step S10 described with reference to FIG. 5, so detailed explanation will be omitted.
  • Step S10 a concentration step related to step S30 is executed.
  • Step S30 according to this modification is similar to step S30 described with reference to FIG. 6, so detailed explanation will be omitted.
  • step S40 the addition step according to step S40 is performed after step S10 (step S30) and before step S20.
  • Step S40 according to this modification is similar to step S40 described with reference to FIG. 5, so detailed explanation will be omitted.
  • step S20 the tobacco bag 60 is manufactured by accommodating the tobacco leaf 64 to which the flavor component (including at least one of natural nicotine and synthetic nicotine) has been added in the addition step in the bag 62.
  • the tobacco leaf 64 is stored in the bag 62 after the flavor component (containing at least one of natural nicotine and synthetic nicotine) is added to the tobacco leaf 64 in the addition step.
  • step S20 After step S20, an assembly process related to step S50 and a housing process related to step S60 are performed.
  • Step S50 and step S60 according to this modification are the same as step S50 and step S60 described in FIG. 5, so detailed explanation will be omitted.
  • this modification can also have a configuration that does not include step S30.
  • the tobacco bag 60 may be manufactured by mixing the flavor component extracted in step S10 with the tobacco residue.
  • this modification includes step S30, since the amount of flavor components contained in the cigarette bag 60 can be increased compared to the case where step S30 is not included.
  • the tobacco leaf 64 and the electrical load 40 of the atomization unit 12 are physically separated by the bag 62, and the tobacco leaf 64 is separated from the electrical load 40 of the atomization unit 12. can be prevented from adhering to. Thereby, deterioration of the load 40 of the atomization unit 12 can be suppressed.
  • Suction tool 11 Power supply unit 12: Atomization unit 40: Load 50: Liquid storage section 60: Tobacco bag 62: Bag 64: Tobacco leaves

Landscapes

  • Manufacture Of Tobacco Products (AREA)

Abstract

L'invention concerne une technique par laquelle la détérioration d'une charge dans un orifice d'inhalation peut être supprimée.　Cette unité d'atomisation comprend : une partie de stockage de liquide conçue pour stocker un liquide contenant de la nicotine contenant de la nicotine naturelle et/ou de la nicotine synthétique ; et une charge électrique qui génère un aérosol par introduction du liquide contenant de la nicotine dans la partie de stockage de liquide et atomisant simultanément le liquide contenant de la nicotine introduit, un sac de tabac comprenant un sac et des feuilles de tabac stockées dans le sac étant disposé à l'intérieur de la partie de stockage de liquide
PCT/JP2022/016394 2022-03-31 2022-03-31 Unité d'atomisation, orifice d'inhalation et procédé de fabrication d'unité d'atomisation Ceased WO2023188230A1 (fr)

Priority Applications (1)

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PCT/JP2022/016394 WO2023188230A1 (fr) 2022-03-31 2022-03-31 Unité d'atomisation, orifice d'inhalation et procédé de fabrication d'unité d'atomisation

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Application Number Priority Date Filing Date Title
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Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060054165A1 (en) * 2002-12-19 2006-03-16 Scadds Incorporated Self contained aerosol dual delivery system (SCADDS)
WO2018122978A1 (fr) * 2016-12-27 2018-07-05 日本たばこ産業株式会社 Inhalateur d'arôme du type à chauffage
JP2018523985A (ja) * 2015-06-29 2018-08-30 フィリップ・モーリス・プロダクツ・ソシエテ・アノニム エアロゾル発生システムのためのカートリッジおよび装置
JP2020516250A (ja) * 2017-04-07 2020-06-11 ネルディア リミテッド キャリア、装置及び方法

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20060054165A1 (en) * 2002-12-19 2006-03-16 Scadds Incorporated Self contained aerosol dual delivery system (SCADDS)
JP2018523985A (ja) * 2015-06-29 2018-08-30 フィリップ・モーリス・プロダクツ・ソシエテ・アノニム エアロゾル発生システムのためのカートリッジおよび装置
WO2018122978A1 (fr) * 2016-12-27 2018-07-05 日本たばこ産業株式会社 Inhalateur d'arôme du type à chauffage
JP2020516250A (ja) * 2017-04-07 2020-06-11 ネルディア リミテッド キャリア、装置及び方法

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