WO2023286239A1 - 吸引具及び吸引具の製造方法 - Google Patents

吸引具及び吸引具の製造方法 Download PDF

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Publication number
WO2023286239A1
WO2023286239A1 PCT/JP2021/026604 JP2021026604W WO2023286239A1 WO 2023286239 A1 WO2023286239 A1 WO 2023286239A1 JP 2021026604 W JP2021026604 W JP 2021026604W WO 2023286239 A1 WO2023286239 A1 WO 2023286239A1
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WO
WIPO (PCT)
Prior art keywords
passage portion
upstream
load
suction tool
downstream
Prior art date
Application number
PCT/JP2021/026604
Other languages
English (en)
French (fr)
Japanese (ja)
Inventor
雄史 新川
貴久 工藤
毅 長谷川
Original Assignee
日本たばこ産業株式会社
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 日本たばこ産業株式会社 filed Critical 日本たばこ産業株式会社
Priority to PCT/JP2021/026604 priority Critical patent/WO2023286239A1/ja
Priority to CN202180100481.1A priority patent/CN117615674A/zh
Priority to JP2023534542A priority patent/JPWO2023286239A1/ja
Priority to PCT/JP2021/046218 priority patent/WO2023286291A1/ja
Publication of WO2023286239A1 publication Critical patent/WO2023286239A1/ja

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    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
    • A24B15/00—Chemical features or treatment of tobacco; Tobacco substitutes, e.g. in liquid form
    • A24B15/18—Treatment of tobacco products or tobacco substitutes
    • 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
    • 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
    • A24F40/70—Manufacture

Definitions

  • the present invention relates to a suction tool and a method for manufacturing a suction tool, and more particularly to a non-combustion heating type suction tool and a method for manufacturing this suction tool.
  • a liquid storage part that stores an extract of tobacco leaves and the extract in the liquid storage part are introduced, and the introduced extract is atomized to generate an aerosol.
  • a suction tool having an electric load is known (see, for example, Patent Literature 1).
  • Patent Document 2 can be cited as another prior art document.
  • Patent Literature 2 discloses information on tobacco leaf extracts.
  • the present invention has been made in view of the above, and one of the objects thereof is to provide a technique that allows one to fully enjoy the flavor of tobacco leaves.
  • a suction device is arranged in a liquid storage section that stores an extract of tobacco leaves, and an air passage through which air passes, so that the extract is stored in the liquid storage section. is introduced, an electric load that atomizes the introduced extract to generate an aerosol, and a portion upstream or downstream of the load in the air passage in the air flow direction is filled , and a tobacco leaf filling.
  • the tobacco leaf flavor component contained in the extract and the tobacco leaf flavor component contained in the filler can be added to the air passing through the air passage. This makes it possible to fully enjoy the flavor of tobacco leaves.
  • the air passage includes a load passage portion in which the load is disposed, and at least one load passage portion that communicates with the load passage portion and is disposed upstream of the load passage portion in the air flow direction. and a downstream passage portion communicating with the load passage portion and arranged downstream of the load passage portion in an air flow direction, wherein the at least one upstream passage portion
  • the direction of air flow may be opposite to the direction of air flow in the downstream passage, and the at least one upstream passage may be filled with the filler.
  • the at least one upstream passage portion has a first upstream passage portion and a second upstream passage portion, and the first upstream passage portion and the second upstream passage portion
  • the flow passage portion is arranged adjacent to the liquid storage portion so that the liquid storage portion is sandwiched between the first upstream passage portion and the second upstream passage portion.
  • the flow passage portion and the second upstream passage portion may be filled with the filling material.
  • the at least one upstream passage portion may be one upstream passage portion, and the one upstream passage portion may be arranged adjacent to the liquid storage portion.
  • the air passage includes a load passage portion in which the load is disposed, and a downstream passage portion that communicates with the load passage portion and is disposed downstream of the load passage portion in the air flow direction. and, the filling body may be filled in the downstream passage portion.
  • the downstream passage portion has an enlarged diameter portion provided in a part of the downstream passage portion and having a larger diameter than the other portion of the downstream passage portion, and the filling body includes the enlarged diameter portion.
  • the diameter may be filled.
  • the other portion of the downstream passage portion is provided so as to penetrate the inside of the liquid storage portion, or is adjacent to the liquid storage portion in the thickness direction of the suction tool. and the enlarged diameter portion may be arranged downstream of the other portion in the air flow direction.
  • the filler is filled with shredded tobacco leaves, powdered tobacco leaves, or granules of tobacco leaves.
  • it may be constituted by a molded body obtained by solidifying the cut tobacco, the powder grains, or the granules and molding them into a predetermined shape.
  • a method for manufacturing a suction device is a method for manufacturing a suction device according to any one of aspects 1 to 7 above, wherein the flavor component is extracted from tobacco leaves.
  • a processing step of producing a molded body by molding into a predetermined shape by pressing an extract producing step of producing a tobacco leaf extract by adding the flavor component extracted in the extracting step to a solvent;
  • the tobacco leaf extract manufactured in the liquid extract manufacturing step is stored in the liquid storage portion, and the processed product or the molded body manufactured in the processing step is processed so that the amount of air in the air passage is higher than the load. and filling a point upstream or downstream in the direction of flow.
  • the extraction step may further comprise reducing the amount of carbonized components contained in the extracted flavor components that become carbonized when heated to 250°C.
  • the amount of carbonized components adhering to the load can be reduced, so it is possible to effectively suppress the occurrence of charring on the load.
  • the flavor of tobacco leaves can be fully enjoyed.
  • FIG. 4 is a schematic cross-sectional view showing the main part of the atomization unit of the suction tool according to the embodiment;
  • FIG. 3 is a diagram schematically showing a cross section taken along line A1-A1 of FIG. 2; It is a flowchart for explaining the manufacturing method according to the embodiment.
  • FIG. 4 is a schematic cross-sectional view showing the main part of the atomization unit of the suction tool according to Modification 1 of the embodiment;
  • FIG. 11 is a schematic cross-sectional view showing a main part of an atomization unit of a suction tool according to Modification 2 of the embodiment;
  • FIG. 11 is a schematic cross-sectional view showing a main part of an atomization unit of a suction tool according to Modification 3 of the embodiment;
  • FIG. 11 is a schematic cross-sectional view showing a main part of an atomization unit of a suction tool according to Modification 4 of the embodiment;
  • FIG. 12 is a schematic cross-sectional view showing the main part of the atomization unit of the suction tool according to Modification 5 of the embodiment;
  • FIG. 4 is a diagram showing the results of measuring the TPM reduction rate with respect to the amount of carbonized components contained in 1 g of the tobacco leaf extract according to the embodiment.
  • FIG. 10 A suction tool 10 according to an embodiment of the present invention will be described below with reference to the drawings. It should be noted that the drawings of the present application are schematically illustrated in order to facilitate understanding of the features of the embodiments, and the dimensional ratios and the like of each component are not necessarily the same as the actual ones. In addition, XYZ orthogonal coordinates are illustrated in the drawings of the present application as needed.
  • FIG. 1 is a perspective view schematically showing the appearance of a suction tool 10 according to this embodiment.
  • the suction tool 10 according to the present embodiment is a non-combustion heating suction tool, specifically, a non-combustion heating 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 a “longitudinal direction (the 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. , and has an external shape.
  • the dimensions of the suction tool 10 in the longitudinal direction, width direction, and thickness direction decrease in this order.
  • the Z-axis direction corresponds to the longitudinal direction
  • the X-axis direction corresponds to It corresponds to the width direction
  • the Y-axis 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 .
  • a battery as a power supply, a control device, and the like are arranged inside the power supply unit 11.
  • the atomization unit 12 is connected to the power supply unit 11, the power supply of the power supply unit 11 and the load 40 of the atomization unit 12, which will be described later, are electrically connected.
  • the atomization unit 12 is provided with an air discharge port 13 . Air containing aerosol is discharged from this discharge port 13 .
  • the user of the suction tool 10 can suck the air discharged from the discharge port 13 .
  • the power supply unit 11 is provided with a sensor that outputs the value of the pressure change inside the suction tool 10 caused by the user's suction through the discharge port 13 .
  • the sensor senses the start of sucking air and notifies this to the control device, and the control device starts energizing the load 40 of the atomization unit 12, which will be described later. Further, when the user has finished sucking air, the sensor senses the end of this air suction and informs the control device of this, 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 an air suction start request and an air suction end request to the control device by user's operation.
  • the user can operate the operation switch to transmit an air suction start request or a suction end request to the control device.
  • the control device Upon receiving the suction start request or suction end request, the control device starts or terminates energization of the load 40 .
  • FIG. 2 is a schematic cross-sectional view showing the main part of the atomization unit 12 of the suction tool 10.
  • 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 along line A1-A1 of FIG. 2 (that is, a cross section taken along a plane normal to the center axis CL).
  • the atomization unit 12 will be described 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 (the direction of the central axis CL) and a plurality of walls extending in the width direction. It has a portion (wall portion 71a to wall portion 71c).
  • the atomization unit 12 also includes an air passage 20 , a wick 30 , an electrical load 40 , a liquid storage section 50 and a filling body 60 .
  • the air passage 20 is a passage through which air passes when the user inhales air (that is, inhales aerosol).
  • the air passage 20 according to this embodiment includes an upstream passage portion, a load passage portion 22 and a downstream passage portion 23 .
  • the upstream passage portion according to the present embodiment includes a plurality of upstream passage portions, specifically, the upstream passage portion 21a (that is, the “first upstream passage portion”) and the upstream passage portion 21b ( That is, it has a “second upstream passage portion”).
  • the upstream passage portions 21a and 21b are arranged upstream of the load passage portion 22 (upstream in the air flow direction). Downstream end portions of the upstream passage portions 21 a and 21 b communicate with the load passage portion 22 .
  • the load passage portion 22 is a passage portion in which the load 40 is arranged.
  • the downstream passage portion 23 is a passage portion arranged on the downstream side (downstream side in the air flow direction) of the load passage portion 22 .
  • An upstream end portion of the downstream passage portion 23 communicates with the load passage portion 22 .
  • a downstream end of the downstream passage portion 23 communicates with the discharge port 13 described above. Air that has passed through the downstream passage portion 23 is discharged from the discharge port 13 .
  • the upstream passage portion 21a is provided in a region surrounded by the wall portion 70a, the wall portion 70b, the wall portion 70e, the wall portion 70f, the wall portion 71a, and the wall portion 71b.
  • the upstream passage portion 21b is provided in a region 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 portion 22 is provided in a region surrounded by the wall portion 70a, the wall portion 70d, the wall portion 70e, the wall portion 70f, the wall portion 71b, and the wall portion 71c.
  • the downstream passage portion 23 is provided in a region surrounded by the tubular wall portion 70g.
  • a hole 72a and a hole 72b are provided in the wall portion 71a. Air flows into the upstream passage portion 21a through the hole 72a, and flows into the upstream passage portion 21b through the hole 72b. Further, holes 72c and 72d are provided in the wall portion 71b. Air passing through the upstream passage portion 21a flows into the load passage portion 22 through the hole 72c, and air passing through the upstream passage portion 21b flows into the load passage portion 22 through the hole 72d.
  • the direction of air flow in the upstream passage portions 21 a and 21 b is opposite to the direction of air flow in the downstream passage portion 23 .
  • the direction of air flow in the upstream passage portions 21a and 21b is the -Z direction
  • the direction of air flow in the downstream passage portion 23 is the Z direction.
  • the upstream passage portion 21a and the upstream passage portion 21b according to the present embodiment sandwich the liquid storage portion 50 between the upstream passage portion 21a and the upstream passage portion 21b. As shown in FIG.
  • the upstream passage portion 21a is a cross-sectional view cut along a cut plane normal to the central axis CL, and the liquid storage portion 50 is sandwiched between the upstream passage portions 21a. side (-X direction side).
  • the upstream passage portion 21b is arranged on the other side (the side in the X direction) across the liquid storage portion 50 in this cross-sectional view.
  • the upstream passage portion 21 a is arranged on one side of the liquid containing portion 50 in the width direction of the suction tool 10
  • the upstream passage portion 21 b is arranged on the side of the liquid containing portion 50 in the width direction of the suction tool 10 . located on the other side.
  • the cross-sectional shape of the upstream passage portion 21a and the upstream passage portion 21b is not limited to a polygonal shape as illustrated in FIG. For example, it may be circular).
  • the wick 30 is a member for introducing the extraction liquid of the liquid storage section 50 to 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. Fifty extracts are introduced into load 40 .
  • the load 40 is an electrical load for introducing the extract from the liquid containing portion 50 and atomizing the introduced extract to generate an aerosol.
  • a 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 can be used.
  • a heater is used as an example of the load 40 .
  • a heating resistor that is, a heating wire
  • a ceramic heater that is, a ceramic heater, a dielectric heating type heater, or the like
  • a heating resistor is used as an example of the heater
  • a coil-shaped heating resistor is used as an example of the heating resistor. That is, the load 40 according to this embodiment is a so-called coil heater. This coil heater is wound around a wick 30 .
  • the load 40 is arranged in the wick 30 portion inside the load passage portion 22 as an example.
  • the load 40 is electrically connected to the power supply and the control device of the power supply unit 11 described above, and heats up when electricity from the power supply is supplied to the load 40 (that is, heats up when energized). Also, the operation of the load 40 is controlled by a control device.
  • the load 40 heats the extraction liquid in the liquid storage section 50 introduced into the load 40 through the wick 30 to atomize the liquid to generate an aerosol.
  • the configurations of the wick 30 and the load 40 are the same as those used in a known suction tool as exemplified in Patent Document 1, so further detailed description will be omitted.
  • the liquid storage part 50 is a part for storing the tobacco leaf extract (Le).
  • the liquid storage portion 50 according to this embodiment is provided in a region surrounded by the wall portion 70b, the wall portion 70c, the wall portion 70e, the wall portion 70f, the wall portion 71a, and the wall portion 71b.
  • the downstream passage portion 23 described above is provided so as to penetrate the liquid storage portion 50 in the direction of the central axis CL.
  • the configuration is not limited to this, and for example, the downstream passage portion 23 may be provided so as to be adjacent to the liquid storage portion 50 in the thickness direction (Y-axis direction) of the suction tool 10 .
  • a predetermined solvent containing tobacco leaf flavor components is used as the tobacco leaf extract.
  • the specific type of the predetermined solvent is not particularly limited, 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.
  • glycerin and propylene glycol are used as examples of the predetermined solvent.
  • a specific example of the flavor component of tobacco leaves is nicotine.
  • the filling body 60 is a tobacco leaf filling body. Specifically, the filling body 60 according to the present embodiment is composed of tobacco leaves filled in a portion of the air passage 20 . Moreover, the filling body 60 according to the present embodiment is filled inside the upstream passage portion 21a and the upstream passage portion 21b.
  • the filling rate of the filling body 60 (the filling rate defined by the volume ratio) at the location of the air passage 20 where the filling body 60 is arranged (in the present embodiment, the upstream passage portion 21a and the upstream passage portion 21b) is not particularly limited, but is 60% or more as an example in this embodiment. That is, the filling rate in the upstream passage portion 21a of the filler 60 filled in the upstream passage portion 21a according to the present embodiment and the upstream passage portion of the filler 60 filled in the upstream passage portion 21b
  • the filling rate in 21b is respectively 60% or more (100% or less).
  • this numerical value is only an example, and the filling rate of the filling body 60 is not limited to this.
  • the filling rate of the fillers 60 in the upstream passage portion 21a and the filling rate of the fillers 60 in the upstream passage portion 21b do not need to be the same value, and may be different values.
  • the tobacco leaves constituting the filling body 60 may be “cut tobacco (cut tobacco leaves)”, “powder grains” of tobacco leaves, or “powder grains” of tobacco leaves. It may be “granules”, or it may be “molded bodies” obtained by compacting tobacco shreds, granules, or granules and molding them into a predetermined shape.
  • tobacco leaf powder refers to tobacco that has been pulverized into powder. Further, the granules of tobacco leaves refer to those obtained by solidifying a plurality of powder grains to form grains larger in size than the powder grains.
  • the filling body 60 As an example of the filling body 60, a "molded body" formed by hardening shredded tobacco leaves and molded into a predetermined shape is used, and the surface of the "molded body” is coated with a coating material such as wax. I use coated ones. Such a filling body 60 is filled in the upstream passage portion 21a and the upstream passage portion 21b. Note that the coating with this coating material may be omitted. However, it is preferable that the surface of the molded body is coated with a coating material in that the shape of the molded body can be easily maintained.
  • a coating material such as wax.
  • the shape of the molded body as the filling body 60 is not particularly limited. shape) or other shapes.
  • the shape of the filler 60 according to the present embodiment is rod-like, and specifically, it is a rod-like polyhedron.
  • the filling body 60 can be transported independently compared to the case where the filling body 60 is configured by simply stuffing tobacco leaves into the upstream passage portions 21a and 21b. can be done easily. This facilitates handling of the filling body 60 .
  • the density (mass per unit volume) of the filler 60 is, for example, 1100 mg/cm 3 or more and 1450 mg/cm 3 or less.
  • the density of the filler 60 is not limited to this, and may be less than 1100 mg/cm 3 or greater than 1450 mg/cm 3 .
  • the suction using the suction tool 10 is performed as follows. First, when the user starts sucking air, the air passes through the upstream passage portions 21 a and 21 b of the air passage 20 and flows into the load passage portion 22 . The air that has flowed into the load passage portion 22 contains the flavor components of the tobacco leaves contained in the filling body 60 . Aerosol generated in the load 40 is added to the air that has flowed into the load passage portion 22 . This aerosol contains the tobacco leaf flavor component contained in the extract. The air to which this aerosol has been added passes through the downstream passage portion 23, is discharged from the discharge port 13, and is sucked by the user.
  • the tobacco leaf extract is stored in the liquid storage portion 50 , and the tobacco leaf filler 60 is arranged in the air passage 20 . Therefore, the flavor components of tobacco leaves contained in the extract and the flavor components of tobacco leaves contained in the filler 60 can be added to the air passing through the air passage 20 . This makes it possible to fully enjoy the flavor of tobacco leaves.
  • FIG. 4 is a flowchart for explaining the manufacturing method according to this embodiment.
  • step S10 flavor components are extracted from tobacco leaves.
  • the specific method of step S10 is not particularly limited, for example, the following method can be used.
  • an alkaline substance is applied to tobacco leaves (referred to as alkaline treatment).
  • alkaline treatment a basic substance such as an aqueous solution of potassium carbonate can be used.
  • the alkali-treated tobacco leaves are heated at a predetermined temperature (for example, a temperature of 80°C or more and less than 150°C) (referred to as heat treatment). Then, during this heat treatment, for example, one substance selected from the group consisting of glycerin, propylene glycol, triacetin, 1,3-butanediol, and water, or a substance selected from this group Two or more substances are brought into contact with tobacco leaves.
  • a predetermined temperature for example, a temperature of 80°C or more and less 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 a substance selected from this group Two or more substances are brought into contact with tobacco leaves.
  • flavor components are included here
  • the collection solvent for example, one substance selected from the group consisting of glycerin, propylene glycol, triacetin, 1,3-butanediol, and water, or two types selected from this group The above substances can be used.
  • a collection solvent containing flavor components can be obtained (that is, flavor components can be extracted from tobacco leaves).
  • step S10 can be configured without using the collection solvent as described above. Specifically, in this case, after subjecting the alkali-treated tobacco leaves to the above-described heat treatment, the components released from the tobacco leaves into the gas phase are cooled using a condenser or the like. can be condensed to extract flavor components.
  • step S10 may be configured without the alkali treatment as described above.
  • tobacco leaves tobacco leaves not subjected to alkali treatment
  • step S10 tobacco leaves are treated with glycerin, propylene glycol, triacetin, 1,3-butanediol, and water.
  • a selected substance or two or more substances selected from this group are added.
  • the tobacco leaves to which this has been added are heated, and the components released during this 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.
  • step S10 an aerosol in which one substance selected from the group consisting of glycerin, propylene glycol, triacetin, 1,3-butanediol, and water is aerosolized, or an aerosol selected from this group
  • Tobacco leaves tobacco leaves that have not been subjected to alkali treatment
  • the aerosol that has passed through the tobacco leaves is collected by a collection solvent.
  • Flavor components can also be extracted by such a process.
  • step S10 further includes reducing the amount of "a carbonized component that becomes a carbonized component when heated to 250°C" contained in the flavor component extracted by the method described above. You can stay. According to this configuration, the amount of carbonized components adhering to the load 40 can be reduced, so that the load 40 can be effectively prevented from being scorched.
  • a specific method for reducing the amount of carbonized components contained in the extracted flavor component is not particularly limited, but for example, the component precipitated by cooling the extracted flavor component is removed by filter paper.
  • the amount of carbonized components contained in the extracted flavor component may be reduced by filtering with a filter such as a filter.
  • the amount of carbonized components contained in the extracted flavor component may be reduced by centrifuging the extracted flavor component with a centrifuge.
  • a reverse osmosis membrane (RO filter) may be used to reduce the amount of carbonized components contained in the extracted flavor components.
  • step S10 the processing process related to step S20 and the concentration process related to step S30 described below are executed.
  • step S20 the "processed product” is manufactured by processing the "tobacco residue", which is the tobacco leaves extracted in the extraction process of step S10, into tobacco shreds, granules, or granules.
  • a "molded body” is manufactured by solidifying and molding these processed materials into a predetermined shape.
  • the cut tobacco is hardened into a predetermined shape (in this embodiment, For example, the molded body is manufactured by molding into a rod shape).
  • a specific example of this step S20 is as follows.
  • step S20 after the cut tobacco is solidified into a predetermined shape to produce a molded body, the surface of this molded body is coated with a coating material.
  • a coating material for example, wax can be used.
  • the coating material covering the surface of the molded body has pores (fine pores) through which the flavor components remaining in the cut tobacco can pass while suppressing the passage of the cut tobacco. It is preferable to provide a plurality of them. That is, the pores of this coating material may be larger than the size of the flavoring component and smaller than the size of the shredded tobacco. According to this configuration, it is possible to transfer the flavor component remaining in the cut tobacco to the extract while suppressing the transfer of the cut tobacco to the extract.
  • the specific size (diameter) of the holes provided in this coating material is not particularly limited, but to give a specific example, for example, a value selected from the range of 10 ⁇ m or more and 3 mm or less can be used. can.
  • a net-like mesh member can also be used as the coating material instead of wax. In this case as well, it is possible to transfer the flavor components remaining in the cut tobacco to the extract while suppressing the transfer of the cut tobacco to the extract.
  • the molded body can be manufactured by mixing the processed material (cut tobacco, powder or granules) with the resin.
  • the tobacco residue may be washed with a cleaning liquid, and the washed tobacco residue may be processed by the method described above to produce a processed product.
  • the amount of carbonized components can be reduced as much as possible by washing, and a compact can be manufactured using the processed product with the reduced amount of carbonized components. This effectively prevents the load 40 from being scorched.
  • step S30 the flavor components extracted in step S10 are concentrated. Specifically, in 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.
  • step S40 the extract manufacturing process of step S40 is executed.
  • the flavor components extracted in step S10 (specifically, in the present embodiment, the flavor components after being concentrated in step S30) are added to a predetermined solvent to obtain tobacco leaves.
  • a predetermined solvent to obtain tobacco leaves.
  • the specific type of the predetermined solvent is not particularly limited, for example, one substance selected from the group consisting of glycerin, propylene glycol, triacetin, 1,3-butanediol, and water, Alternatively, two or more substances selected from this group can be used.
  • step S50 the assembly process related to step S50 is executed. Specifically, in step S50, the atomization unit 12 is prepared in a state in which the liquid extract and the filler 60 are not stored, and the "tobacco leaf" produced in step S40 is placed in the liquid storage portion 50 of the atomization unit 12.
  • the air passage 20 is filled with the processed product or molded product manufactured in the processing step of step S20 (this filled product corresponds to the filled product 60).
  • the suction tool 10 (specifically, the atomization unit 12 of the suction tool 10) is manufactured.
  • the suction tool 10 can be manufactured while effectively using the tobacco residue as the material of the filling body 60 .
  • this embodiment can also be configured not to include step S30.
  • the tobacco leaf extract may be produced by adding the flavor component extracted in step S10 to a predetermined solvent.
  • the case where the present embodiment includes step S30 is preferable in that the amount of flavor components contained in the tobacco leaf extract can be increased compared to the case where step S30 is not included.
  • the amount (mg) of carbonized components contained in 1 g of the tobacco leaf extract produced in step S40 is preferably 6 mg or less, more preferably 3 mg or less.
  • the "carbonized component” contained in 1 g of this extract refers to "a component that becomes a carbonized material when heated to 250°C".
  • the term “carbonized component” refers to a component that does not form a carbide at a temperature of less than 250°C, but that forms a carbide when the temperature is maintained at 250°C for a predetermined period of time.
  • the “amount (mg) of carbonized components contained in 1 g of the extract” can be measured, for example, by the following method. First, a predetermined amount (g) of tobacco leaf extract is prepared. Next, this extract is heated to 180° C. to volatilize the solvent (liquid component) contained in the extract, thereby obtaining a “residue composed of non-volatile components”. The residue is then heated to 250° C. to carbonize the residue to obtain a carbide. The amount (mg) of this carbide is then measured. By the above method, the amount (mg) of carbonized substances contained in a predetermined amount (g) of tobacco leaf extract can be measured. (ie, the amount of carbonized component (mg)) can be calculated.
  • FIG. 10 is a diagram showing the results of measuring the TPM reduction rate with respect to the amount of carbonized components contained in 1 g of tobacco leaf extract.
  • the horizontal axis of FIG. 10 indicates the amount of carbonized components contained in 1 g of the tobacco leaf extract, and the vertical axis indicates the TPM reduction rate (R TPM ) (%).
  • the TPM reduction rate (R TPM : %) in FIG. 10 was measured by the following method. First, a plurality of samples of suckers having different amounts of carbonized components contained in 1 g of the tobacco leaf extract were prepared. Specifically, five samples (sample SA1 to sample SA5) were prepared as samples of the plurality of suction tools. These five samples were prepared by the following steps.
  • Step 1 20 (wt%) of potassium carbonate in terms of dry weight was added to tobacco raw material composed of tobacco leaves, and then heat distillation treatment was performed.
  • the distillation residue after the heat distillation treatment is immersed in water of 15 times the weight of the tobacco raw material before the heat distillation treatment for 10 minutes, dehydrated with a dehydrator, and then dried with a dryer to obtain tobacco. A residue was obtained.
  • Step 2 Next, a portion of the tobacco residue obtained in step 1 was washed with water to prepare a tobacco residue containing a small amount of char.
  • Step 3 25 g of an immersion liquid (propylene glycol 47.5 wt%, glycerin 47.5 wt%, water 5 wt%) as an extract liquid was added to 5 g of the tobacco residue obtained in step 2, and the temperature of the immersion liquid was raised to 60. °C and allowed to stand. By varying the standing time (that is, the immersion time in the immersion liquid), the amount of carbonized component eluted into the immersion liquid (extract) was varied.
  • an immersion liquid propylene glycol 47.5 wt%, glycerin 47.5 wt%, water 5 wt%
  • the CRM 81 smoking condition is a condition in which 55 cc of aerosol is inhaled over 3 seconds multiple times every 30 seconds.
  • the amount of total particulate matter collected by the Cambridge filter of the automatic smoking machine was then measured. Based on the measured amount of total particulate matter, the TPM reduction rate (R TPM ) was calculated using the following formula (1).
  • the TPM decrease rate (R TPM ) in FIG. 10 was measured by the above method.
  • R TPM (%) (1-TPM (201 puff to 250 puff) / TPM (1 puff to 50 puff)) x 100 (1)
  • TPM Total Particle Molecule
  • TPM (1 puff to 50 puff) indicates the amount of total particulate matter collected by the Cambridge filter from the 1st puff to the 50th puff of the automatic smoking machine.
  • TPM (201 puff to 250 puff) indicates the amount of total particulate matter captured by the Cambridge filter from the 201st puff to the 250th puff of the automatic smoking machine.
  • the TPM reduction rate (R TPM ) in Equation (1) is defined as "the amount of total particulate matter collected by the Cambridge filter from the 201st puff to the 250th puff of the automatic smoking machine. 1 minus the value obtained by dividing by the amount of total particulate matter collected by the Cambridge filter from the 1st puff to the 50th puff, and multiplied by 100.
  • FIG. 5 is a schematic cross-sectional view showing the main part of the atomization unit 12 of the suction tool 10A according to Modification 1 of the embodiment.
  • the suction tool 10A according to this modification mainly differs from the suction tool 10 shown in FIG.
  • a filter 25a is arranged at the upstream end portion of the upstream passage portion 21a and 21b, respectively.
  • a filter 25b is arranged at the downstream end of 21a and 21b.
  • the area between the filters 25a and 25b is filled with a filler 60A made of tobacco leaf granules.
  • the filters 25a and 25b are made of a porous member that allows passage of air while suppressing passage of tobacco leaf granules.
  • the filters 25a and 25b are configured by a member having a plurality of holes each having a size smaller than that of tobacco leaf granules.
  • the filters 25a and 25b effectively suppress leakage of the granules forming the packing body 60A to the outside of the upstream passage portions 21a and 21b from the holes 72a, 72b, 72c, and 72d. ing.
  • one filled with tobacco leaf powder may be used as the filler 60A.
  • FIG. 6 is a schematic cross-sectional view showing the main part of the atomization unit 12 of the suction tool 10B according to Modification 2 of the embodiment. Specifically, FIG. 6 schematically illustrates a cross section in the thickness direction of the main part of the atomization unit 12 according to this modification.
  • the air passage 20B of the suction tool 10B according to this modification includes only one upstream passage portion (only the upstream passage portion 21a), and the upstream passage portion 21a is the same as the suction tool 10B. It is mainly different from the air passage 20 of the suction tool 10 described above in that it is arranged adjacent to the liquid storage portion 50 in the thickness direction.
  • the filled body 60 instead of the filled body 60, the filled body 60A according to the first modified example described above may be used.
  • FIG. 7 is a schematic cross-sectional view showing main parts of an atomization unit 12 of a suction tool 10C according to Modification 3 of the embodiment.
  • the suction tool 10C according to this modification is different from the suction tool 10 described above mainly in that the air passage 20C does not have an upstream passage portion and that the filling body 60 is filled in the downstream passage portion 23. different.
  • the wall portion 71c of the load passage portion 22 is provided with a hole 72e through which air flows. The air flows into the load passage portion 22 through the hole 72 e , passes through the load passage portion 22 , passes through the downstream passage portion 23 , and is discharged from the discharge port 13 .
  • the downstream passage portion 23 according to this modified example has an enlarged diameter portion 24a.
  • the diameter-enlarged portion 24a is provided in a portion of the downstream passage portion 23 and is a portion that is larger in diameter than the "other portion 24b (that is, the non-expanded-diameter portion)" of the downstream passage portion 23 .
  • the downstream passage portion 23 according to this modification is arranged entirely inside the liquid storage portion 50 .
  • the enlarged diameter portion 24a according to this modified example is arranged in the middle of the passage of the downstream passage portion 23 .
  • another portion 24b is arranged upstream of the enlarged diameter portion 24a, and another portion 24b is arranged downstream of the enlarged diameter portion 24a (that is, the enlarged diameter portion 24a is arranged on the other side). 24b).
  • the filler 60 according to this modified example is filled in the expanded diameter portion 24a.
  • the flavor components of the tobacco leaves contained in the extract and the flavor components of the tobacco leaves contained in the filler 60 can be added to the air passing through the air passage 20C. , you can fully enjoy the flavor of tobacco leaves.
  • the filler 60 since the filler 60 is filled in the expanded diameter portion 24a, for example, compared to the case where the filler 60 is filled in the other portion 24b, the filler 60 passes through the filler 60. It is possible to keep the ventilation resistance value of air (an index indicating how difficult it is for air to pass through) to be low.
  • the air whose temperature has been increased by passing through the load 40 passes through the filling body 60.
  • the flavor components of the tobacco leaves contained in the filling body 60 can be effectively added to the air in the downstream passage portion 23 (that is, the flavor components can be effectively put on the air).
  • the flavor of tobacco leaves can be fully enjoyed.
  • downstream passage portion 23 is wholly arranged inside the liquid storage portion 50, but it is not limited to this configuration.
  • the downstream passage portion 23 may be arranged so as to be adjacent to the liquid storage portion 50 in the thickness direction of the suction tool 10C.
  • FIG. 8 is a schematic cross-sectional view showing main parts of an atomization unit 12 of a suction tool 10D according to Modification 4 of the embodiment.
  • the suction tool 10D according to this modification differs from the suction tool 10C according to the third modification mainly in that instead of the filling body 60, a filling body 60A filled with tobacco leaf granules is used.
  • a filter 25a is arranged at the upstream end of the enlarged diameter portion 24a, and a filter 25b is arranged at the downstream end of the enlarged diameter portion 24a.
  • the area between the filter 25a and the filter 25b is filled with a filler 60A filled with tobacco leaf granules. Since the filters 25a and 25b are the same as those described in Modification 1 (FIG. 5), detailed description thereof will be omitted.
  • one filled with tobacco leaf powder may be used as the filler 60A.
  • FIG. 9 is a schematic cross-sectional view showing main parts of an atomization unit 12 of a suction tool 10E according to Modification 5 of the embodiment.
  • the suction tool 10E according to this modification is provided so that the “other portion 24b” of the downstream passage portion 23 penetrates the inside of the liquid storage portion 50, and the enlarged diameter portion 24a extends from the “other portion 24b”. , in the air flow direction, and is mainly different from the suction tool 10C according to the third modification. That is, the downstream passage portion 23 according to this modification has another portion 24b on the upstream side, and an enlarged diameter portion 24a on the downstream side of the other portion 24b. Note that the enlarged diameter portion 24a according to this modification also functions as a downstream extension portion that extends downstream of the liquid storage portion 50 in the air flow direction.
  • the expanded diameter portion 24 a according to this modified example is expanded in diameter so as to have the same width and thickness as the width and thickness of the liquid storage portion 50 .
  • the shape of the expanded diameter portion 24a is not limited to this.
  • the expanded diameter portion 24a is not arranged inside the liquid containing portion 50 (or is not adjacent to the liquid containing portion 50 in the thickness direction of the suction tool 10E), the expanded diameter portion 24a It is possible to easily adjust the cross-sectional area of the portion 24a, the length of the enlarged diameter portion 24a in the air flow direction (the length in the Z direction), and the like. Thereby, it is possible to easily adjust the ventilation resistance value of the air passing through the filling body 60 to a desired value.
  • the air passing through the enlarged diameter portion 24a may flow so as to diffuse in the radial direction of the enlarged diameter portion 24a, as illustrated in FIG.
  • At least one groove 24c (a plurality of grooves 24c are illustrated in FIG. 9)" may be provided.
  • the peripheral wall surface may be provided with "at least one groove 24c (a plurality of grooves 24c are illustrated in FIG. 9)" extending in the X-axis direction.
  • the filler 60A according to the fourth modified example described above may be used instead of the filler 60. Further, in this case, filters 25a and 25b may be further arranged in the enlarged diameter portion 24a.
  • the other portion 24b of the downstream passage portion 23 is not limited to the structure that penetrates through the inside of the liquid storage portion 50 as illustrated in FIG. As another example, the other portion 24b may be provided adjacent to the liquid storage portion 50 in the thickness direction of the suction tool 10E.
  • groove 24c provided in the expanded diameter portion 24a according to this modified example is also provided in the expanded diameter portion 24a of the suction tool according to the above-described modified example 3 (FIG. 7) and modified example 4 (FIG. 8). may be
  • suction tool 20 air passage 21a upstream passage (first upstream passage) 21b upstream passage portion (second upstream passage portion) 22 Load passage portion 23 Downstream passage portion 24a Expanded diameter portion 24b Other portion 40 Load 50 Liquid storage portion 60 Filler Le Extraction liquid

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Manufacture Of Tobacco Products (AREA)
PCT/JP2021/026604 2021-07-15 2021-07-15 吸引具及び吸引具の製造方法 WO2023286239A1 (ja)

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PCT/JP2021/026604 WO2023286239A1 (ja) 2021-07-15 2021-07-15 吸引具及び吸引具の製造方法
CN202180100481.1A CN117615674A (zh) 2021-07-15 2021-07-15 吸取器具以及吸取器具的制造方法
JP2023534542A JPWO2023286239A1 (pt) 2021-07-15 2021-07-15
PCT/JP2021/046218 WO2023286291A1 (ja) 2021-07-15 2021-12-15 たばこ成形体、吸引具用霧化ユニット、吸引具、たばこ成形体の製造方法、及び、吸引具用霧化ユニットの製造方法

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20150020823A1 (en) * 2013-07-19 2015-01-22 Altria Client Services Inc. Liquid aerosol formulation of an electronic smoking article
JP2019076106A (ja) * 2013-03-15 2019-05-23 フィリップ・モーリス・プロダクツ・ソシエテ・アノニム エアロゾル修飾剤を含む気流を方向付ける要素を伴う喫煙物品
JP2020054386A (ja) * 2013-12-05 2020-04-09 フィリップ・モーリス・プロダクツ・ソシエテ・アノニム 低抵抗気流経路を備えたエアロゾル発生物品
WO2020084779A1 (ja) * 2018-10-26 2020-04-30 日本たばこ産業株式会社 香味生成装置、電源制御方法、プログラム及び電源ユニット
WO2020161289A1 (en) * 2019-02-07 2020-08-13 Nerudia Limited Smoking substitute device
WO2020183780A1 (ja) * 2019-03-08 2020-09-17 日本たばこ産業株式会社 非燃焼型香味吸引器用の蒸気生成ユニット及びその製造方法

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2019076106A (ja) * 2013-03-15 2019-05-23 フィリップ・モーリス・プロダクツ・ソシエテ・アノニム エアロゾル修飾剤を含む気流を方向付ける要素を伴う喫煙物品
US20150020823A1 (en) * 2013-07-19 2015-01-22 Altria Client Services Inc. Liquid aerosol formulation of an electronic smoking article
JP2020054386A (ja) * 2013-12-05 2020-04-09 フィリップ・モーリス・プロダクツ・ソシエテ・アノニム 低抵抗気流経路を備えたエアロゾル発生物品
WO2020084779A1 (ja) * 2018-10-26 2020-04-30 日本たばこ産業株式会社 香味生成装置、電源制御方法、プログラム及び電源ユニット
WO2020161289A1 (en) * 2019-02-07 2020-08-13 Nerudia Limited Smoking substitute device
WO2020183780A1 (ja) * 2019-03-08 2020-09-17 日本たばこ産業株式会社 非燃焼型香味吸引器用の蒸気生成ユニット及びその製造方法

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