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WO2023188327A1 - Corps moulé aromatisant et son procédé de production, unité d'atomisation et dispositif d'inhalation - Google Patents

Corps moulé aromatisant et son procédé de production, unité d'atomisation et dispositif d'inhalation Download PDF

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Publication number
WO2023188327A1
WO2023188327A1 PCT/JP2022/016691 JP2022016691W WO2023188327A1 WO 2023188327 A1 WO2023188327 A1 WO 2023188327A1 JP 2022016691 W JP2022016691 W JP 2022016691W WO 2023188327 A1 WO2023188327 A1 WO 2023188327A1
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WO
WIPO (PCT)
Prior art keywords
flavor
liquid
tobacco
nicotine
molded body
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/JP2022/016691
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English (en)
Japanese (ja)
Inventor
光史 松本
貴久 工藤
学 山田
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/JP2022/016691 priority Critical patent/WO2023188327A1/fr
Publication of WO2023188327A1 publication Critical patent/WO2023188327A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • 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

Definitions

  • the present invention relates to a flavor molded article, a method for producing the same, an atomization unit, and a suction tool.
  • an atomizing unit used in a suction tool includes a liquid storage part that stores a predetermined liquid, and an electrical unit that atomizes the introduced liquid and generates an aerosol.
  • An atomizing unit which is characterized in that it has a load, stores powder of tobacco material such as tobacco leaves in the liquid of this liquid storage part, and disperses the powder of tobacco material. (For example, see Patent Document 1).
  • Patent Document 2 discloses a configuration of an atomization unit included in a suction tool having a basic configuration.
  • 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 the objects is to provide a technique that can suppress the decrease in the amount of aerosol generating liquid while maintaining the provision of the desired flavor. Let's do one.
  • a flavor molded article is a flavor molded article to be placed in an aerosol-generating liquid of an atomization unit in a suction tool, and includes a non-tobacco base material and a flavor material. a columnar body containing a tobacco material, a through hole or a recess formed in the main body, and a nicotine-containing liquid held in the through hole or recess, the flavor material containing a tobacco material, and a nicotine-containing liquid contained in the flavor molded body.
  • the content of the tobacco material is 10% by weight or less.
  • a molded body (flavored molded body) is used as a flavor source instead of a powder
  • liquid absorption can be suppressed, and the aerosol generation liquid containing flavor components such as nicotine can be suppressed. It is also possible to suppress a decrease in the usable amount.
  • the aspect of the flavor material when it is used by being included in a molded article, the transfer of the flavor component to the aerosol-generating liquid is easier, compared to when it is used as a powder as described in Patent Document 1, and the desired flavor component is used. can provide flavor.
  • flavor materials such as tobacco materials are not used in the form of powder as described in Patent Document 1 mentioned above, which can be dispersed in the aerosol-generating liquid, but are used as materials constituting molded bodies. Therefore, the powder does not flow and accumulate on the wick, and it is possible to suppress the supply of liquid to the electrical load from being inhibited.
  • the inner diameter of the opening of the through hole or recess on the surface of the flavor molded object may be smaller than the depth of the through hole or recess.
  • the flavor component is easily retained in the flavor molded body, and it is possible to provide a suction tool in which temporal changes in flavor are suppressed.
  • the inner diameter of the opening may be 10 ⁇ m or more and 3 mm or less.
  • the main body may have a cylindrical shape.
  • the surface area is smaller compared to the volume of the flavor molded object, the flavor component is easily retained in the flavor molded object, and it is possible to provide a suction tool in which temporal changes in flavor are suppressed. . Moreover, it is easy to mold and can efficiently produce a flavor molded product.
  • the opening of the through hole or the recess is formed so as to surround a central axis extending in the longitudinal direction of the main body in a plane in which the opening is formed. It's okay.
  • the flavor component is more likely to be retained in the flavor molded product compared to the case where the opening is located close to the side surface of the flavor molded product.
  • an atomization unit of a suction tool includes a liquid storage part that stores an aerosol generation liquid, and a liquid storage part into which the aerosol generation liquid is introduced.
  • the present invention includes an electrical load that atomizes the aerosol-generating liquid to generate an aerosol, and a flavor molded article according to any one of the above embodiments 1 to 5, which is disposed inside the liquid storage section.
  • the size or shape of the through holes or recesses of the flavor molded body by appropriately setting the size or shape of the through holes or recesses of the flavor molded body, it is possible to suppress the supply of liquid to the electrical load from being inhibited, and it is possible to suppress the supply of liquid to the electrical load. It is possible to suppress a decrease in the usable amount of the aerosol generation liquid containing flavor components, and the flavor components can be easily transferred to the aerosol generation liquid, thereby providing a desired flavor.
  • a suction tool includes a power supply unit and an atomization unit according to aspect 6 above.
  • a method for producing a flavor molded article provides a flavor molded article comprising a columnar body containing a non-tobacco base material and a flavor material, and a through hole or a recess formed in the body. a molding step of molding a molded object; and an introduction step of introducing a nicotine-containing liquid into the through hole or recess, the flavor material containing a tobacco material and the content of the tobacco material in the flavor molded object being It is 10% by weight or less.
  • the size or shape of the through hole or the recess it is possible to suppress the supply of liquid to the electrical load from being inhibited, and the liquid containing flavor components such as nicotine can be suppressed.
  • a decrease in the usable amount of the aerosol generation liquid can be suppressed, and the flavor components can be easily transferred to the aerosol generation liquid, thereby providing a desired flavor.
  • a method for manufacturing an atomizing unit for a suction tool is a method for manufacturing an atomizing unit for a suction device having a liquid storage section, which comprises flavor molding according to Aspect 8 above. an assembly step of arranging the flavor molded body manufactured by the body manufacturing method in the liquid storage section.
  • the outflow of flavor components from the flavor molded product can be adjusted.
  • the substance serves as a suitable solvent for the flavor component, so the flavor can be efficiently adjusted. Furthermore, when providing a suction device that contains an aerosol-generating liquid in advance, the user does not need to introduce the aerosol-generating liquid into the suction device himself.
  • FIG. 7 is a schematic perspective view of a flavor molded body according to Modification Example 1.
  • FIG. 7 is a schematic bottom view of a flavor molded body according to Modification Example 1.
  • FIG. 7 is a schematic perspective view of a flavor molded body according to modification example 2.
  • FIG. 7 is a schematic bottom view of a flavor molded body according to Modification Example 2.
  • FIG. 3 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 an aerosol generating liquid containing nicotine. It is a flow diagram for explaining the manufacturing method of an atomization unit.
  • FIG. 2 is a perspective view schematically showing the appearance of the suction tool.
  • the atomization unit (hereinafter also simply referred to as “atomization unit”) of the suction tool according to the embodiment of the present invention includes a liquid storage section that stores an aerosol-generating liquid; an electrical load that causes the aerosol generation liquid in the liquid storage section to be introduced and atomizes the introduced aerosol generation liquid to generate an aerosol; a flavor molded body, which will be described later, arranged inside the liquid storage section; Equipped with This is the atomization unit of the suction tool.
  • a molded body is used as a flavor imparter, and this molded body has a through hole or a recess, and a through hole or a recess.
  • the tobacco material contained in the flavor molded article plays the role of a spice in terms of aroma and taste.
  • the tobacco material contains components that can cause charring of the load when heated, it is advantageous not to exceed the above upper limit in order to suppress the occurrence of charring.
  • FIG. 1 shows an example of the atomization unit according to this embodiment.
  • the atomization unit will be explained with reference to FIG. 1.
  • FIG. 1 is a schematic cross-sectional view showing the main parts of the atomization unit 12. Specifically, FIG. 1 schematically shows a cross section of the main part of the atomization unit 12 taken along a plane including the central axis CL.
  • FIG. 2 is a diagram schematically showing a cross section taken along the line A1-A1 in FIG. 2 (that is, a cross section taken along a plane normal to the central axis CL).
  • the atomization unit 12 will be explained with reference to FIGS. 1 and 2.
  • the atomization unit 12 extends in the direction of the central axis CL of the atomization unit 12, for example.
  • the atomization unit 12 is configured, for example, in a "major axis direction (direction of the center axis CL)", a "width direction” perpendicular to the major axis direction, and a “width direction” perpendicular to the major axis direction and the width direction. It exhibits an external shape having a thickness direction.
  • the dimensions of the atomization unit 12 in the long axis direction, width direction, and thickness direction become smaller in this order.
  • the Z-axis direction (Z direction or -Z direction) corresponds to the major axis direction
  • the X-axis direction (X direction or -X direction) corresponds to the width direction
  • the Y-axis direction (Y direction or -Y direction) corresponds to the thickness direction.
  • 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 70a to 70g) extending in the width direction. 71a to 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 flavor molded body 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 passages 21a and 21b communicate with the load passage 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 passage sections 21a and 21b is opposite to the direction of air flow in the downstream passage section 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 aerosol generation liquid (hereinafter also simply referred to as "aerosol generation liquid”) in the liquid storage section 50 into the load 40 of the load passage section 22.
  • aerosol generation liquid hereinafter also simply referred to as "aerosol generation liquid"
  • the specific configuration of the wick 30 is not particularly limited as long as it has such a function, but the wick 30 according to the present embodiment uses capillarity (capillary phenomenon) as an example.
  • the aerosol generating liquid in the liquid storage section 50 is introduced into the load 40.
  • the capillary force (capillary force) of the wick 30 is larger than the capillary force of the flavor molded body 60 from the viewpoint of being able to use the surrounding liquid without wasting it.
  • the load 40 is an electrical load for introducing the aerosol generation liquid in the liquid storage section 50 and atomizing the introduced aerosol generation 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 ceramic heater a ceramic heater, a dielectric heater, or the like
  • a heating resistor is used as an example of this heater.
  • the heater serving as the load 40 may have a coil shape. That is, the load 40 according to this embodiment may be a so-called coil heater. This coil heater may be 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 and atomizes the aerosol-generating liquid in the liquid storage section 50 introduced into the load 40 via the wick 30 to generate an aerosol.
  • the liquid storage section 50 is a part for storing the aerosol generation liquid (Le).
  • 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 liquid may be provided to the user with the liquid contained in the liquid storage part 50, or the liquid may be provided to the user with no liquid contained in the liquid storage part 50, and the user may introduce the liquid. It is also possible to use a configuration.
  • the aerosol generation liquid Le stored in the liquid storage section 50 may contain an aerosol base material (a base material for generating an aerosol), such as glycerin, propylene glycol, triacetin, 1,3-butanediol, and , water can be used.
  • the content of the aerosol base material in the aerosol generation liquid Le is not particularly limited, but from the viewpoint of achieving desired aerosol generation, it may be, for example, 40% by weight or more and 95% by weight or less, 50% by weight or more, It may be 90% by weight or less, and may be 60% by weight or more and 80% by weight or less.
  • the aerosol generation liquid Le may contain components other than the aerosol generation base material (other components), such as flavor components.
  • Flavor components include, for example, nicotine (which may be synthetic nicotine or/and natural nicotine; for example, nicotine used in the nicotine-containing liquid described below can be used), menthol, natural vegetable flavorings (e.g. , cognac oil, orange oil, jasmine oil, spearmint oil, peppermint oil, anise oil, coriander oil, lemon oil, chamomile oil, labdanum, vetiver oil, rose oil, lovage oil), esters (e.g.
  • flavor molded article which is an embodiment of the present invention and can be used as the flavor molded article in the atomization unit described above, is an aerosol of the atomization unit in the suction tool.
  • a flavor molded article for placement in a product liquid Le a columnar body including a non-tobacco base material and a flavoring material; a through hole or a recess formed in the main body; a nicotine-containing liquid held in the through hole or recess; Equipped with
  • the flavor material contains a tobacco material, and the content of the tobacco material in the flavor molded body is 10% by weight or less, It is a flavored molded product.
  • a molded body is used as a flavor source and this molded body has a through hole or a recess and a nicotine-containing liquid held in the through hole or recess, supply of the liquid to the electrical load will be inhibited. can be suppressed, a decrease in the usable amount of the aerosol generation liquid Le can be suppressed, and the flavor components can be easily transferred to the aerosol generation liquid Le to provide a desired flavor, Each condition can be arbitrarily combined within the range in which this effect can be obtained.
  • two flavor molded bodies 60 are each arranged inside the aerosol generation liquid Le in the liquid storage section 50.
  • the number of flavor molded bodies 60 is not limited to this, and may be one or three or more.
  • the flavor molded body 60 contains a flavor material, and by eluting the flavor component from this substance into the aerosol generation liquid Le, it is possible to impart further flavor.
  • the flavor material is contained in the flavor molded body 60, it is possible to avoid adhesion to the load of the atomization unit 12, which occurs due to the use of powdery solids that can become deposits as disclosed in Patent Document 1. Since no problem occurs, deterioration of the load can be suppressed. Further, when capillary action is generated by the flavor molded body 60 in the atomization unit 12, the aerosol-generating liquid Le is retained by this capillary action, so that the effect of preventing liquid leakage can be obtained.
  • the flavor molded body 60 has a cylindrical main body with a through hole 600 formed therein.
  • the outer shape of the flavor molded body 60 excluding the through hole 600 is cylindrical.
  • the flavor molded body 60 has a first surface 61, a second surface 62, and a side surface 63.
  • the first surface 61 and the second surface 62 facing the first surface 61 have circular outer peripheries.
  • the first surface 61 and the second surface 62 correspond to the bottom surface or the top surface of the cylinder.
  • the side surface 63 has a cylindrical shape and connects the first surface 61 and the second surface 62.
  • width (i.e., outer diameter) (W1) which is the length of the flavor molded body 60 in the transverse direction
  • L total length
  • An example of a numerical value is as follows, although it is not a standard. That is, as the width (W1) of the flavor molded body 60, a value selected from a range of, for example, 2 mm or more and 20 mm or less can be used. As the total length (L) of the flavor molded body 60, a value selected from a range of, for example, 5 mm or more and 50 mm or less can be used.
  • these values are only examples of the width (W1) and the total length (L) of the flavor molded body 60, and the width (W1) and the total length (L) of the flavor molded body 60 may vary depending on the size of the suction tool 10. Just set a suitable value. When a plurality of flavor molded bodies 60 are present, these parameters are the average value of the numerical values calculated for each flavor molded body 60.
  • An opening 610 of a through hole 600 is formed in the first surface 61 and second surface 62 of the flavor molded body 60.
  • the inner side surface 620 of the flavor molded body 60 which is the side surface of the through hole 600, is schematically shown with a broken line.
  • a central axis CA is set in the longitudinal direction of the columnar flavor molded body 60.
  • the central axis CA is an axis that passes through the geometric center of the first surface 61 excluding the opening 610 and extends in the longitudinal direction.
  • the central axis CA is an axis that passes through the centers of two circles corresponding to the first surface 61 and the second surface 62 and is parallel to the side surface 63.
  • the point where the nicotine-containing liquid LE is held in the through hole 600 is indicated by the symbol (LE).
  • the opening 610 of the through hole 600 is formed so as to surround the central axis CA on the first surface 61 in which the opening 610 is formed. Since the opening 610 is formed in the center of the flavor molded body 60 in this manner, the nicotine-containing liquid LE permeates through the flavor molded body 60 and diffuses to the outside of the flavor molded body 60 relatively slowly. . This makes it possible to suppress temporal changes in flavor during inhalation.
  • the manner in which the nicotine-containing liquid LE is held is not particularly limited as long as the nicotine-containing liquid LE can diffuse into the aerosol generation liquid.
  • the manner in which the nicotine-containing liquid LE is held in an open state without providing a lid etc. A state in which the nicotine-containing liquid LE is present in the through-hole 600 (for example, a state in which the nicotine-containing liquid LE is present in the through-hole 600 by utilizing the viscosity, capillary force, surface tension, etc. of the nicotine-containing liquid LE) ).
  • the inner diameter W2 of the opening 610 of the through hole 600 on the surface of the flavor molded body 60 is smaller than the depth D1 of the through hole 600.
  • the inner diameter W2 of the opening 610 refers to the maximum width of the opening 610 on a straight line passing through the central axis CA on the first surface 61.
  • the depth D1 of the through hole 600 is the distance between the first surface 61 and the second surface 62. Since the inner diameter W2 of the opening 610 is smaller than the depth of the through hole 600, the flavor molded body 60 can easily hold the nicotine-containing liquid LE. This allows the nicotine-containing liquid LE to diffuse relatively slowly.
  • the outer diameter W2 of the opening 610 is preferably 3 mm or less, more preferably 2 mm or less, and even more preferably 1 mm or less.
  • the inner diameter W2 of the opening 610 is set to 100 ⁇ m or more.
  • Flavor molded body 60 includes a non-tobacco base material.
  • the tobacco material contains components that can become scorched by heating, so a problem arises in that scorching is likely to occur under load. Therefore, from this point of view, it is advantageous to use a non-tobacco base material.
  • the flavor molded body 60 contains tobacco material in order to further impart a flavorful flavor as a spice, but an upper limit is set in order to suppress the occurrence of burning.
  • the type of material for the non-tobacco base material is not particularly limited as long as it is derived from tobacco materials (specifically, tobacco plants), such as ceramics, synthetic polymers, or pulp derived from plants other than tobacco plants. It may be.
  • the non-tobacco base material may be the main material of the flavor molded body 60, particularly the main material that ensures the molding of the flavor molded body 60.
  • the content of the non-tobacco base material in the main body of the flavor molded product is not particularly limited, and may be, for example, 10% by weight or more and 100% by weight or less, or 30% by weight or more and 90% by weight or less, It may be 50% by weight or more and 80% by weight or less.
  • the form of the flavor material contained in the flavor molded body 60 is not particularly limited, and for example, it may be a flavor component itself, or it may be a material that imparts a flavor component ("flavor component imparting material"), and may be a flavor component imparting material.
  • component-imparting materials include tobacco materials that provide nicotine.
  • the tobacco component can be used as a spice to impart flavor.
  • the flavor molded body 60 contains a flavor component imparting material
  • the flavor component imparting material is treated as the flavor material, not the flavor component contained in the flavor component imparting material.
  • the flavor material is not nicotine contained in the tobacco material, but the tobacco material.
  • the flavoring material may include tobacco material, but the form of the tobacco material is not particularly limited, and may include, for example, tobacco plant leaves, stems, flowers, roots, reproductive organs, or tissues themselves such as embryos; , processed products using the tissues of these tobacco plants (for example, tobacco powder, shredded tobacco, tobacco sheets, or tobacco granules used in known tobacco products) may be included, but only if a sufficient amount is used. From the viewpoint of availability and ease of processing, tobacco leaves or processed products using tobacco leaves are preferred. Further, the tobacco material may be tobacco residue obtained after extracting these materials, or may be a combination of unextracted tobacco material and tobacco residue, or may be used as a mixed mixture.
  • the tobacco material contained in the flavor molded body 60 plays the role of a spice in terms of aroma and taste.
  • the flavor material contains tobacco material does not mean that the flavor material contains tobacco material, but rather that tobacco material is included as one of the types of flavor material.
  • the expression "the flavoring material contains a tobacco material and the content of the tobacco material in the flavor molded body 60 is 10% by weight or less” means “the flavor material contains at least a tobacco material and the content of the tobacco material in the flavor molded body 60 is 10% by weight or less”. The tobacco material is 10% by weight or less.”
  • Flavor ingredients that serve as flavor materials are not particularly limited, and include, for example, nicotine, menthol, natural vegetable flavorings (e.g., cognac oil, orange oil, jasmine oil, spearmint oil, peppermint oil, anise oil, coriander oil, lemon oil, chamomile).
  • esters e.g. menthyl acetate, isoamyl acetate, linalyl acetate, isoamyl propionate, butyl butyrate, methyl salicylate, etc.
  • ketones e.g.
  • menthone, ionone, ethyl maltol, etc. menthone, ionone, ethyl maltol, etc.
  • alcohols e.g., phenylethyl alcohol, anethole, cis-6-nonen-1-ol, eucalyptol, etc.
  • aldehydes e.g., benzaldehyde, etc.
  • lactones e.g., ⁇ -pentadecalactone, etc.
  • neophytadiene solanone, or solanesol.
  • the flavor component in the flavor material (the flavor component itself may be a flavor material) is eluted into the aerosol generation liquid Le stored in the liquid storage section 50, and finally the aerosol generated by using the atomization unit 12. delivered to the user as
  • the method of applying the flavor material to the non-tobacco base material is not particularly limited, and for example, the flavor material may be applied by mixing the flavor material into the raw material of the non-tobacco base material during production of the non-tobacco base material.
  • the flavor molded body 60 has the flavor material on its surface, sufficient contact between the aerosol generation liquid Le in the liquid storage section 50 and the flavor material can be ensured, so that the flavor component is sufficiently eluted into the liquid. and can ensure excellent flavor.
  • the content of the flavor material in the main body of the flavor molded body is not particularly limited, and may be, for example, 0.1% by weight or more and 70% by weight or less, 1% by weight or more and 60% by weight or less, It may be 3% by weight or more and 50% by weight or less.
  • the flavor molded body contains at least tobacco material as a flavoring material, but the content of tobacco material in the main body of the flavor molded body should be 1% by weight or more in order to fulfill its role as a flavor spice. It is preferable that the amount is 3% by weight or more, and even more preferably 7% by weight or more. Also, if the amount of tobacco material is too large, the tobacco material will separate from the flavor molded body 60 and cause deposits.
  • the amount is 10% by weight or less, preferably 7% by weight or less, and 3% by weight or less. More preferably, it is less than % by weight.
  • the flavor molded body 60 may contain a binder to bond materials included in the flavor molded body 60 such as non-tobacco base materials, especially when the flavor molded body 60 contains a substance that can be turned into powder. It is preferable that a binder be included in order to prevent the binder from becoming a deposit and promoting deterioration of the load 40.
  • the type of binder is not particularly limited, and for example, starch, hydroxyalkyl cellulose, vinyl acetate resin, jelutong, chicle, etc. can be used. In particular, from the viewpoint of manufacturing suitability, starch, hydroxyalkyl cellulose, and vinyl acetate resin can be used.
  • the vinyl acetate resin include polyvinyl acetate and vinyl acetate.
  • the content of the binder in the main body of the flavor molded body may be 1% by weight or more and 20% by weight or less, preferably 3% by weight or more and 10% by weight or less, from the viewpoint of ensuring sufficient adhesiveness. It's good.
  • the main body of the flavor molded product may contain components other than the above-mentioned various components, such as a gelling agent such as calcium lactate, or a humectant such as glycerin or propylene glycol.
  • a gelling agent such as calcium lactate
  • a humectant such as glycerin or propylene glycol.
  • the density (mass per unit volume) of the main body of the flavor molded body may be, for example, 1000 mg/cm 3 or more and 1450 mg/cm 3 or less, and 1100 mg/cm 3 or more, It may be 1450 mg/cm 3 or less.
  • the density of the main body of the flavor molded body is not limited to this, and may be less than 1000 mg/cm 3 , or may be greater than 1450 mg/cm 3 , or less than 1100 mg/cm 3 Alternatively, it may be greater than 1450 mg/cm 3 . When a plurality of flavor molded bodies 60 are present, this density is determined as the total mass relative to the total volume of the body of the flavor molded bodies.
  • the wet tensile strength of the main body of the flavor molded product is not particularly limited, but in order to suppress collapse in a humid environment, it is preferably 5 N or more per 15 mm, and preferably 10 N or more per 15 mm. is more preferable.
  • This wet tensile strength can be measured according to the method described in JP-A-2019-187451. The specimen to be measured in this measurement is adjusted at 22 ⁇ 2°C and relative humidity 60 ⁇ 5% for at least 24 hours, and then the test sample is adjusted to a length of 250 ⁇ 0.1 mm and a width of 15 ⁇ 0.1 mm. Cut and prepare.
  • the atomization unit 12 is arranged in the liquid storage part 50 so as to be in contact with both the wick 30 that holds the load 40 and the aerosol generation liquid Le is supplied from inside the liquid storage part, and the flavor molded body 60 and the wick 30. It is preferable that the capillary force of at least the liquid retaining member is larger than the capillary force of the flavor molded body 60. According to this aspect, the aerosol generation liquid Le in the liquid storage section 50 can be used without wasting it.
  • the nicotine-containing liquid LE is not particularly limited as long as it contains nicotine.
  • the form of nicotine contained in the liquid is not particularly limited, and examples include one or more types of nicotine selected from synthetic nicotine and natural nicotine. Note that these synthetic nicotine and natural nicotine may exist as nicotine or as nicotine-containing compounds such as nicotine salts.
  • the form of the nicotine-containing liquid LE is not particularly limited, and for example, a liquid containing one or more types of nicotine selected from synthetic nicotine and natural nicotine in a predetermined solvent can be used.
  • the specific type of the predetermined solvent is not particularly limited, but for example, one or more types selected from the group consisting of glycerin, propylene glycol, triacetin, 1,3-butanediol, and water.
  • a liquid containing a substance can be used.
  • glycerin and/or propylene glycol is used as an example of the predetermined solvent.
  • the purity of natural nicotine when using natural nicotine as the nicotine contained in the nicotine-containing liquid LE, by purifying the extract of tobacco materials such as tobacco leaves and removing as much as possible components other than natural nicotine from the extract of tobacco materials, The purity of natural nicotine may be increased, and natural nicotine with increased purity may be used.
  • the purity of the natural nicotine contained in the predetermined solvent of the nicotine-containing liquid LE may be 99.9% by weight or more (that is, in this case, the purity of the natural nicotine contained in the natural nicotine ( (components other than natural nicotine) are less than 0.1% by weight).
  • components obtained by extracting tobacco materials are referred to as tobacco extract components (containing at least nicotine).
  • nicotine when synthetic nicotine is used as the nicotine contained in the nicotine-containing liquid LE, nicotine produced by chemical synthesis using a chemical substance can be used as the synthetic nicotine.
  • the purity of this synthetic nicotine may also be 99.9% by weight or more, similar to natural nicotine.
  • the method for producing synthetic nicotine is not particularly limited, and it can be carried out by chemical synthesis using chemical substances, and known production methods can be used.
  • the type of nicotine-containing compound is not particularly limited, and examples thereof include nicotine salts such as nicotine pyruvate, nicotine citrate, nicotine lactate, nicotine salicylate, nicotine fumarate, nicotine levulinic acid salt, nicotine benzoic acid salt, or nicotine tartrate. Can be mentioned.
  • the production method is not particularly limited, and any known production method can be used.
  • This tobacco extract component is a substance generally contained in tobacco plants, and examples of substances other than nicotine include neophytadiene, solanone, or solanesol, and even if these components other than nicotine are contained, they are not included. It does not have to be present, but if it is present, it can function as a fragrance.
  • nicotine there are two types of nicotine: (S)-nicotine and (R)-nicotine, and most naturally occurring nicotine is usually in the S form, with the R form accounting for less than 1 mol%.
  • synthetic nicotine the ratio of S-form and R-form is usually close to 1:1, although it depends on the synthesis method and purification method.
  • the amount of R-isomer relative to the total amount of nicotine in the oral composition is 5 mol% or more (may be 1 mol% or more, 10 mol% or more, or 40 to 60 mol%).
  • the nicotine in the oral composition is synthetic nicotine.
  • the target to be extracted may be, for example, tissues of tobacco plants themselves such as leaves, stems, flowers, roots, reproductive organs, or embryos, or processed products using these tobacco plant tissues (for example, known Tobacco powder, shredded tobacco, tobacco sheets, tobacco granules, etc. used in tobacco products) may be used, but from the viewpoint of ensuring a sufficient amount of use and avoiding the inclusion of unnecessary ingredients, tobacco leaves may be used. It is preferable.
  • An embodiment that uses tobacco extract components obtained by extraction of tobacco materials can lower liquid raw material costs and manufacturing costs compared to embodiments that use nicotine obtained by synthesis or the like.
  • the method of incorporating nicotine into a liquid is not particularly limited, and includes, for example, a method of dissolving nicotine or a nicotine-containing compound such as a nicotine salt obtained by synthesis or extraction of tobacco materials in a liquid, or a method of dissolving nicotine or a nicotine-containing compound in the liquid. Examples include a method in which the liquid is dissolved in a solvent and then mixed with another liquid.
  • substances that can also be used as an aerosol base material can also be used as solvents used for extracting tobacco materials, such as glycerin, propylene glycol, triacetin, 1,3-butanediol, and , water.
  • tobacco materials such as glycerin, propylene glycol, triacetin, 1,3-butanediol, and , water.
  • the nicotine content in the nicotine-containing liquid LE is not particularly limited, but from the viewpoint of enabling a sufficient supply of nicotine, it may be, for example, 0.1% by weight or more and 10% by weight or less, and 0.5% by weight or less. % or more and 7.5% by weight or less, and 1% or more and 5% by weight or less.
  • the tobacco extract can be used as the source of the tobacco extract component, but in this case, the content of the tobacco extract in the nicotine-containing liquid LE is not particularly limited.
  • nicotine may be, for example, 0.1% by weight or more and 10% by weight or less, or 0.5% by weight or more and 7.5% by weight or less, It may be 1% by weight or more and 5% by weight or less.
  • the predetermined solvent that can be included in the nicotine-containing liquid LE is not particularly limited, and for example, an aerosol base material (a base material for generating an aerosol) can be used.
  • the type of aerosol base material is not particularly limited, and for example, one or more substances selected from the group consisting of glycerin, propylene glycol, triacetin, 1,3-butanediol, and water can be used.
  • the type of solvent used in the extraction to obtain the above tobacco extract component is not particularly limited as long as it can dissolve nicotine, and examples include glycerin, propylene glycol, triacetin, 1,3-butanediol, and water.
  • One or more substances selected from the group or a liquid containing this substance can be used.
  • glycerin and/or propylene glycol is used as an example of the predetermined solvent.
  • the solvent also acts as an aerosol base material, the tobacco extract can be used as is as the nicotine-containing liquid LE, but the tobacco extract may contain components that can cause charring when heated (e.g., lipids, etc.).
  • tobacco extract when used as a source of nicotine, flavor components in the tobacco material other than nicotine can be imparted, and a specific example thereof includes, for example, neophytadiene.
  • the nicotine-containing liquid LE may contain components other than nicotine (other components), such as flavor components other than nicotine (including the above-mentioned tobacco extract components other than nicotine).
  • Flavoring ingredients other than nicotine include, for example, menthol, natural vegetable flavorings (e.g., cognac oil, orange oil, jasmine oil, spearmint oil, peppermint oil, anise oil, coriander oil, lemon oil, chamomile oil, labdanum, vetiver).
  • esters e.g., menthyl acetate, isoamyl acetate, linalyl acetate, isoamyl propionate, butyl butyrate, methyl salicylate, etc.
  • ketones e.g., menthone, ionone, ethyl maltol, etc.
  • alcohol e.g., phenylethyl alcohol, anethole, cis-6-nonen-1-ol, eucalyptol, etc.
  • aldehydes e.g., benzaldehyde, etc.
  • lactones e.g., ⁇ -pentadecalactone, etc.
  • neophytadiene examples include solanone and solanesol.
  • the outer shape of the flavor molded object 60 may be a shape other than a columnar shape. Further, the through hole of the flavor molded body 60 may have a side surface having a shape other than a cylindrical surface. Even in such a case, the nicotine-containing liquid LE can be suitably held in the through-hole, and the same effects as in the above embodiment can be achieved.
  • FIGS. 4A and 4B are a schematic perspective view and a bottom view, respectively, of a flavor molded object 60A of this modification.
  • the flavor molded body 60A has a rectangular parallelepiped-shaped body with a through hole 600A formed therein.
  • the outer shape of the flavor molded body 60A excluding the through hole 600A is a rectangular parallelepiped.
  • the flavor molded body 60A has a first surface 61A, a second surface 62A, and a side surface 63A.
  • the first surface 61A and the second surface 62A facing the first surface 61A have rectangular outer contours.
  • the first surface 61A and the second surface 62A correspond to the bottom surface or the top surface of a quadrangular prism.
  • the side surface 63A includes four rectangular surfaces and connects the first surface 61 and the second surface 62.
  • An opening 610A of the through hole 600A is formed in the first surface 61A and the second surface 62A of the flavor molded body 60A.
  • the inner surface 620A of the flavor molded body 60A which is the side surface of the through hole 600A, is schematically shown with a broken line.
  • the inner side surface 620A has a similar shape to the side surface of a quadrangular prism.
  • the outer shape of the flavor molded object 60A is a square prism, but the outer shape of the flavor molded object 60A is not particularly limited as long as it is columnar.
  • the outer shape of the flavor molded body 60A may be, for example, a columnar shape having a cross-sectional outline such as a triangle, a pentagon, or a polygon having six or more corners.
  • a concave portion may be formed in the flavor molded body instead of a through hole. Even in such a case, the nicotine-containing liquid LE can be suitably held in the recess, and the same effects as in the above-described embodiment can be achieved.
  • concave portions are preferable to through-holes in that they can more easily hold the nicotine-containing liquid LE.
  • FIGS. 5A and 5B are a schematic perspective view and a bottom view, respectively, of a flavor molded body 60B of this modification.
  • the flavor molded body 60B has a cylindrical main body with a recess 700 formed therein.
  • the outer shape of the flavor molded body 60B excluding the recess 700 is cylindrical.
  • a first surface 61, a second surface 62B, and a side surface 63 are formed in the flavor molded body 60B.
  • the second surface 62B facing the first surface 61 has a circular shape.
  • the first surface 61 and the second surface 62B correspond to the bottom surface or the top surface of the cylinder.
  • the side surface 63 has a cylindrical shape and connects the first surface 61 and the second surface 62B.
  • the width (i.e., outer diameter) (W1), which is the length in the lateral direction of the flavor molded body 60B, and the total length (L), which is the length in the longitudinal direction of the flavor molded body 60B, are not particularly limited, and are as described above. Settings can be made in the same manner as in the case of the molded body 60 of the embodiment.
  • An opening 710 of a recess 700 is formed on the first surface 61 of the flavor molded body 60B.
  • the inner surface 720 of the flavor molded body 60B, which is the side surface of the recess 700, and the recess bottom surface 730, which is the bottom surface of the recess 700, are schematically shown with broken lines.
  • a nicotine-containing liquid LE is held in the recess 700.
  • the opening 710 of the recess 700 is formed so as to surround the central axis CA on the first surface 61 in which the opening 710 is formed. Since the opening 710 is formed in the center of the flavor molded body 60B, the nicotine-containing liquid LE permeates through the flavor molded body 60B and diffuses relatively slowly to the outside of the flavor molded body 60B. . This makes it possible to suppress temporal changes in flavor during inhalation.
  • the inner diameter W3 of the opening 710 of the recess 700 on the surface of the flavor molded body 60B is smaller than the depth D2 of the recess 700.
  • the inner diameter W3 of the opening 710 refers to the maximum width of the opening 710 on a straight line passing through the central axis CA on the first surface 61. Since the inner diameter W3 of the opening 710 is smaller than the depth D2 of the recess 700, the flavor molded body 60B can easily hold the nicotine-containing liquid LE. This allows the nicotine-containing liquid LE to diffuse relatively slowly.
  • the inner diameter W3 of the opening 710 is preferably 3 mm or less, more preferably 2 mm or less, and even more preferably 1 mm or less.
  • the inner diameter W3 of the opening 710 is set to 100 ⁇ m or more.
  • the manufacturing method of the flavor molded body 60B and the atomization unit 12 for a suction tool of this modification includes a molding step of molding a columnar flavor molded body 60B in which a recess 700 is formed, and a step of molding a nicotine-containing liquid LE into the recess 700. and an introduction step.
  • the method for manufacturing the flavor molded body 60 according to the embodiment described above, including the modified examples, is not particularly limited, and can be carried out by combining a known molding method and a method for manufacturing the flavor molded body 60 in the molding process according to the embodiment described above. can do.
  • Suction using the atomization unit 12 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 (including nicotine) that can be eluted from the flavor molded body 60 and nicotine if the aerosol generation liquid Le in the liquid storage section 50 contains nicotine. 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.
  • flavor components including nicotine
  • the aerosol generated by the load 40 contains the flavor components derived from the flavor material that may be contained in the flavor molded body 60, and further includes the aerosol in the liquid storage section 50.
  • the nicotine can be added. This allows you to fully enjoy the flavor.
  • the flavor molded body 60 is disposed inside the aerosol generation liquid in the liquid storage section 50, and the flavor molded body 60 and the electrical load 40 are physically connected. Since they are separated from each other, it is possible to suppress the tobacco material 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 carbonized components contained in the aerosol generation liquid Le1g with the flavor molded body 60 disposed inside the liquid storage section is preferably 6 mg or less, and preferably 3 mg or less. More preferred.
  • the amount of carbonized components adhering to the electrical load 40 can be suppressed as much as possible while enjoying the flavor of nicotine and the like. Thereby, it is possible to enjoy the flavor of nicotine and the like while suppressing the occurrence of burnt on the load 40 as much as possible.
  • the carbonized component contained in the aerosol generation liquid Le in a state where the flavor molded body 60 is placed inside the liquid storage section specifically refers to the carbonized component contained in the aerosol generation liquid Le in a state where the flavor molded body 60 is placed inside the liquid storage section. This value corresponds to the sum of the amount of carbonized components contained in the aerosol generation liquid Le and the amount of carbonized components eluted from the flavor molded body 60 into the aerosol generation liquid Le.
  • 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 the aerosol generation liquid Le1g with the flavor molded body 60 disposed inside the liquid storage section” can be measured, for example, by the following method. . First, a predetermined amount (g) of the aerosol generation liquid Le with the flavor molded body 60 disposed inside the liquid storage section is prepared. Next, this aerosol generation liquid Le is heated to 180° C. to volatilize the solvent (liquid component) contained in the aerosol generation liquid Le, 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.
  • the amount (mg) of carbide contained in a predetermined amount (g) of aerosol generation liquid Le it is possible to measure the amount (mg) of carbide contained in a predetermined amount (g) of aerosol generation liquid Le, and based on this measurement value, the amount (mg) of carbide contained in 1 g of aerosol generation liquid Le is determined. That is, the amount (mg) of carbonized components can be calculated.
  • FIG. 6 shows the results of measuring the TPM reduction rate with respect to the amount of carbonized components contained in 1 g of extract when tobacco extract (hereinafter also simply referred to as "extract") was used as the aerosol generation liquid Le.
  • extract tobacco extract
  • FIG. The horizontal axis of FIG. 6 indicates the amount of carbonized components contained in 1 g of the extract, and the vertical axis indicates the TPM reduction rate ( RTPM ) (%).
  • the TPM reduction rate (R TPM :%) in FIG. 6 was measured by the following method. First, samples of a plurality of atomization units 12 having different amounts of carbonized components contained in 1 g of extract liquid were prepared. Specifically, five samples (sample SA1 to sample SA5) were prepared as samples of the plurality of atomization units 12. These five samples were prepared by the following steps.
  • Step 1 To a tobacco material made of tobacco leaves, 20 (wt%) of potassium carbonate was added in terms of dry weight, and then heated and distilled. The distillation residue after this heating distillation treatment is immersed for 10 minutes in water that is 15 times the weight of the tobacco raw material before the heating distillation treatment, dehydrated in a dehydrator, and then dried in a drier to produce tobacco. A residue was obtained.
  • Step 2 Next, a portion of the tobacco residue obtained in Step 1 was washed with water to prepare tobacco residue containing a small amount of char.
  • Step 3 25 g of dipping liquid (propylene glycol 47.5 wt%, glycerin 47.5 wt%, water 5 wt%) as an extraction liquid was added to 5 g of the tobacco residue obtained in step 2, and the temperature of the dipping liquid was raised to 60%. It was left to stand at °C. By varying the standing time (that is, the immersion time in the immersion liquid), the amount of carbonized components eluted into the immersion liquid (extract liquid) was varied.
  • the standing time that is, the immersion time in the immersion liquid
  • the amount of total particulate matter captured 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 ( RTPM ) was calculated using the following formula (1).
  • the TPM reduction rate (R TPM ) shown in FIG. 6 was measured by the above method.
  • R TPM (%) (1-TPM (201puff ⁇ 250puff) / TPM (1puff ⁇ 50puff)) x 100... (1)
  • TPM Total Particle Molecule
  • TPM (1puff to 50puff) 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 (201puff to 250puff) indicates the amount of total particulate matter collected by the Cambridge filter from the 201st puff to the 250th puff of the automatic smoking machine.
  • the TPM reduction rate ( RTPM ) in equation (1) is calculated as follows: "The amount of total particulate matter collected by the Cambridge filter from the 201st puff to the 250th puff of the automatic smoking machine It is calculated by subtracting the value divided by the total amount of particulate matter collected by the Cambridge filter from the 1st puff to the 50th puff from 1 and multiplying it by 100.
  • FIG. 7 is a flow diagram for explaining an example of a method for manufacturing the atomization unit 12 including the flavor molded body 60 according to the above embodiment.
  • the manufacturing method of the atomization unit 12 shown in FIG. A method for manufacturing an atomization unit of a suction tool having a liquid storage section, the method comprising: A flavor molded body preparation step of molding a flavor molded body 60 comprising a columnar body containing a non-tobacco base material and a flavor material, and a through hole 600 or a recess 700 formed in the body; an assembly step of arranging the flavor molded body 60 in the liquid storage section 50; a housing step of housing the aerosol generation liquid Le in the liquid housing section 50; has
  • the flavor material includes a tobacco material, and the content of the tobacco material in the flavor molded body 60 in a state where the flavor molded body 60 is accommodated inside the liquid storage section 50 is 10% by weight or less.
  • the manufacturing method according to the present embodiment may include all of the above-mentioned flavor molded object preparation process, assembly process, and housing process, but as a modification, it may also include an arbitrary combination of each process.
  • it may be an embodiment that includes a flavor molded body preparation step and an assembly step, it may be an embodiment that further combines this embodiment with a housing step, or it may include steps other than these steps. Good too.
  • a molded body is used as a flavor source, and this molded body has the through hole 600 or the recess 700 and the nicotine-containing body held in the through hole 600 or the recess 700. If the liquid LE is provided, it is possible to suppress the supply of liquid to the electrical load from being inhibited, and it is possible to suppress a decrease in the usable amount of the aerosol generating liquid Le. The transfer of the flavor components to the product liquid Le becomes easy and the desired flavor can be provided, and each condition can be arbitrarily combined within the range where this effect can be obtained.
  • flavor molded body preparation process In the flavor molded body preparation step according to step S100, a material including a non-tobacco base material etc. is solidified into a predetermined shape having through holes 600 or recesses 700, and after being molded into a column shape with through holes 600 formed, nicotine By introducing the containing liquid LE, the flavor molded body 60 is manufactured.
  • the method for obtaining the flavor molded body 60 in this step S10 is also a method for manufacturing the flavor molded body 60, which is another embodiment of the present invention, and includes a columnar body containing a non-tobacco base material and a flavor material, and a molded body formed on the body.
  • flavor molded body preparation step can be translated as "method for producing a flavor molded body” according to this embodiment.
  • the method for manufacturing the flavor molded body 60 may include a nicotine-containing liquid preparation step of preparing the nicotine-containing liquid LE.
  • a specific method for preparing the nicotine-containing liquid LE is not particularly limited, and any known method can be adopted. Examples include a method in which nicotine or a nicotine-containing compound such as a nicotine salt obtained by synthesis is dissolved in a solvent, or a method in which a component (which may be only nicotine) obtained by extraction of tobacco materials is dissolved in a solvent. .
  • the method for obtaining nicotine-containing compounds such as nicotine or nicotine salts obtained by synthesis etc. is not particularly limited, and can be produced by known methods, but commercially available products may also be used.
  • the type of solvent is not particularly limited, and for example, one or more substances selected from the group consisting of glycerin, propylene glycol, triacetin, 1,3-butanediol, and water, which can also function as an aerosol base material. It may be.
  • an alkaline substance is applied to tobacco leaves (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 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.
  • the tobacco leaves are brought into contact with one or more substances selected from the group consisting of, for example, glycerin, propylene glycol, triacetin, 1,3-butanediol, and water.
  • released components (which include flavor components such as nicotine) released from the tobacco leaves into the gas phase are collected in a predetermined collection solvent.
  • a collection solvent for example, one or more substances selected from the group consisting of glycerin, propylene glycol, triacetin, 1,3-butanediol, and water can be used.
  • flavor components such as nicotine (hereinafter also simply referred to as “flavor components”) can be obtained (that is, flavor components can be extracted from tobacco leaves).
  • this step can also be configured without using the above-mentioned collection solvent.
  • the alkali-treated tobacco leaves are subjected to the above heat treatment and then cooled using a condenser or the like, thereby reducing the released components released from the tobacco leaves into the gas phase. It is also possible to condense and extract flavor components.
  • this step can be configured without performing the alkali treatment as described above.
  • tobacco leaves tobacco leaves that have not been subjected to alkali treatment
  • Add one or more selected substances are selected.
  • the tobacco leaves 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 or more substances selected from the group consisting of glycerin, propylene glycol, triacetin, 1,3-butanediol, and water are aerosolized, or from this group.
  • An aerosol obtained by aerosolizing two or more selected substances is passed through tobacco leaves (tobacco leaves that have not been subjected to alkali treatment), and the aerosol that has passed through the tobacco leaves is collected in a collection solvent. Flavor components can also be extracted by such a process.
  • this step includes a process (hereinafter simply referred to as a "reduction process") that reduces "the amount of carbonized components that become carbonized when heated to 250°C" that may be contained in the flavor components extracted by the method described above. ) may further be included.
  • a reaction process that reduces "the amount of carbonized components that become carbide when heated to 250° C.”
  • adhesion of carbonized components to the load 40 can be effectively suppressed.
  • occurrence of burnt on the load 40 can be effectively suppressed.
  • the carbonized components that become carbonized when heated to 250°C are mainly derived from tobacco materials such as tobacco leaves, the effects of the reduction treatment are particularly low in methods that use tobacco extract as a source of nicotine. is large.
  • 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 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
  • Tobacco extract contains components that can cause charring when heated (e.g., lipids, metal ions, sugars, or proteins), so tobacco extract components are subjected to distillation treatment or vacuum distillation treatment, and other means such as concentration are used. It is preferable to use this method to remove substances that cause scorching. Note that even when tobacco extract is not used, it is preferable to subject the tobacco extract to distillation treatment or vacuum distillation treatment if it contains a substance that causes charring.
  • components that can cause charring when heated e.g., lipids, metal ions, sugars, or proteins
  • the method for manufacturing the flavor molded body 60 includes a molding step of molding the flavor molded body 60, which includes a columnar body containing a non-tobacco base material and a flavor material, and a through hole 600 or a recess formed in the body.
  • the method of forming the through hole 600 is not particularly limited, and for example, the through hole 600 may be formed by drilling after solidifying a material such as a non-tobacco base material, or the method may be formed by forming a mold around the shape of the through hole 600.
  • the molded body 60 may be formed by solidifying a material such as a non-tobacco base material.
  • the method of solidifying the material such as the non-tobacco base material is not particularly limited.
  • the method of solidifying the material such as the non-tobacco base material (melt material of the non-tobacco base material) such as ceramic, synthetic polymer, or pulp derived from plants other than tobacco plants is ) to obtain a mixture, the mixture is molded into a predetermined shape by a method such as press molding, extrusion molding, injection molding, transfer molding, compression molding, or cast molding.
  • a method such as press molding, extrusion molding, injection molding, transfer molding, compression molding, or cast molding.
  • a flavor molded article of a predetermined shape can be obtained by dissolving the polymer in a solvent and evaporating the solvent by heating, etc., or by polymerizing a monomer, etc.
  • a method of obtaining 60 can also be adopted. Another method is to obtain a composite material in any solid shape containing a non-tobacco base material and then process the composite material into a predetermined shape by cutting, grinding, or the like.
  • a method for imparting flavor materials such as tobacco materials to non-tobacco base materials There are no particular restrictions on the method for imparting flavor materials such as tobacco materials to non-tobacco base materials.
  • step S10 may include a process of coating the surface of the flavor molded body 60 with a coating material. Thereby, it is possible to manufacture the flavor molded object 60 having a structure in which the surface of the non-tobacco base material hardened into a predetermined shape is covered with the coating material.
  • wax can be used as this coating material.
  • this wax include Microcrystan WAX (model number: Hi-Mic-1080 or Hi-Mic-1090) manufactured by Nippon Seiro Co., Ltd., and water-dispersed ionomer (model number: Chemipearl S120) manufactured by Mitsui Chemicals. ), Hiwax (model number: 110P) manufactured by Mitsui Chemicals, etc. can be used.
  • corn protein can also be used as a coating material.
  • Zein model number: Kobayashi Zein DP-N manufactured by Kobayashi Perfume Co., Ltd.
  • polyvinyl acetate can also be used as a coating material.
  • the coating material covering the surface of the flavor molded body 60 has pores (fine pores) that allow the flavor components in the non-tobacco base material to pass through while suppressing the passage of the non-tobacco base material. It is preferable that a plurality of them be provided. That is, the pores of this coating material need only have a size larger than the size of the flavor component and smaller than the size of the non-tobacco base material. According to this configuration, the flavor components in the non-tobacco base material can be eluted into the aerosol generation liquid Le while suppressing the non-tobacco base material from eluting into the aerosol generation liquid Le.
  • the specific size (diameter) of the pores provided in this coating material is not particularly limited, but to give a specific example, a value selected from the range of 10 ⁇ m or more and 3 mm or less may be used. can.
  • a net-like mesh member can also be used as the coating material.
  • the flavor components in the non-tobacco base material can be eluted into the aerosol generation liquid Le while suppressing the non-tobacco base material from eluting into the aerosol generation liquid Le.
  • tobacco residue may be included in the non-tobacco base material.
  • the flavor components remaining in the tobacco residue can be eluted into the aerosol generation liquid Le while suppressing the tobacco residue from eluting into the extract liquid.
  • the flavor molded body 60 can also be manufactured by washing tobacco residue and the like with a cleaning liquid in the molding process related to step S10, and incorporating the washed tobacco residue and the like into the non-tobacco base material.
  • the amount of carbonized components contained in the tobacco residue or the like can be reduced as much as possible by washing, and the flavor molded body 60 can be manufactured using the tobacco residue or the like with the reduced amount of carbonized components.
  • adhesion of carbonized components to the load 40 can be effectively suppressed.
  • occurrence of burnt on the load 40 can be effectively suppressed.
  • the method for manufacturing the flavor molded body 60 includes an introduction step of introducing the nicotine-containing liquid LE into the through hole 600 or the recess 700.
  • the method of introducing the nicotine-containing liquid LE into the through-hole 600 or the recess 700 is not particularly limited.
  • the nicotine-containing liquid LE is introduced from the opening 610 of the through-hole 600 using a syringe or the like having a thin tubular end. can be introduced.
  • step S10 an assembly process related to step S20 is executed. Specifically, in step S20, the atomization unit 12 in which the flavor molded object 60 is not accommodated is prepared, and the flavor molded object 60 after step S10 is placed in the liquid storage section 50 of this atomization unit 12. Place. In this case, apart from the flavor component added to the flavor molded body 60 in step S10 described above, a flavor component may be further added to the aerosol generation liquid Le stored in the liquid storage section 50. .
  • the atomization unit 12 of the suction tool 10 according to the present embodiment is manufactured. Furthermore, a modification of the present embodiment is a manufacturing method that does not include the step of accommodating the aerosol generation liquid Le in step 20. In this case, the user of the atomization unit 12 can replenish the liquid into the liquid storage section 50 by himself/herself.
  • the aerosol generation liquid preparation step may be performed at any timing before step S30.
  • the method for preparing the aerosol generation liquid Le is not particularly limited, and for example, the aerosol base material itself may be used, or a mixture of the aerosol base material and another substance may be used.
  • the type of aerosol base material is not particularly limited, and examples include one or more substances selected from the group consisting of glycerin, propylene glycol, triacetin, 1,3-butanediol, and water.
  • step S30 the aerosol generation liquid Le, such as glycerin, propylene glycol, triacetin, 1,3-butanediol, is placed in the liquid storage part 50 of the atomization unit 12 so as to come into contact with the flavor molded body 60. , and water.
  • a flavor component may be further added to the liquid contained in the liquid storage section 50, in addition to the nicotine-containing liquid LE introduced into the flavor molded body 60 in step S10 described above.
  • the atomization unit 12 of the suction tool 10 is manufactured.
  • the atomization unit 12 may be provided to the user without performing step S30. In this case, the user can personally introduce the aerosol generation liquid Le.
  • the manufacturing method according to the present embodiment as described above, it is possible to suppress the supply of liquid to the electrical load from being inhibited, and to suppress a decrease in the usable amount of the aerosol generation liquid Le.
  • the flavor components can be easily transferred to the aerosol generation liquid Le, and a desired flavor can be provided.
  • FIG. 8 is a perspective view schematically showing the appearance of the suction tool 10 according to this 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 "long axis direction (direction of the central axis CL)", a "width direction” perpendicular to the long axis direction, and a “thickness” perpendicular to the long axis direction and the width direction. It has an external shape having a direction. The dimensions of the suction tool 10 in the long axis direction, width direction, and thickness direction decrease in this order.
  • the Z-axis direction (Z direction or -Z direction) corresponds to the major axis direction
  • the X-axis direction (X direction or -X direction) corresponds to the width direction
  • the Y-axis direction (Y direction or -Y direction) corresponds to the thickness direction.
  • the suction tool 10 includes a power supply unit 11 and the atomization unit 12 described above.
  • 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 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 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.

Landscapes

  • Manufacture Of Tobacco Products (AREA)

Abstract

L'invention concerne un corps moulé aromatisant à placer dans un liquide de production d'aérosol d'une unité d'atomisation dans un dispositif d'inhalation, ledit corps moulé aromatisant étant équipé d'un corps en forme de colonne contenant un matériau de base autre que le tabac et un matériau aromatisant, d'un trou traversant ou d'un évidement formé dans la partie corps, et d'un liquide contenant de la nicotine qui est maintenu dans le trou traversant ou l'évidement, le matériau aromatisant contenant un matériau de tabac et la teneur en matériau de tabac dans le corps moulé aromatisant étant de 10 % en poids ou moins.
PCT/JP2022/016691 2022-03-31 2022-03-31 Corps moulé aromatisant et son procédé de production, unité d'atomisation et dispositif d'inhalation Ceased WO2023188327A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/JP2022/016691 WO2023188327A1 (fr) 2022-03-31 2022-03-31 Corps moulé aromatisant et son procédé de production, unité d'atomisation et dispositif d'inhalation

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2022/016691 WO2023188327A1 (fr) 2022-03-31 2022-03-31 Corps moulé aromatisant et son procédé de production, unité d'atomisation et dispositif d'inhalation

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WO2023188327A1 true WO2023188327A1 (fr) 2023-10-05

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PCT/JP2022/016691 Ceased WO2023188327A1 (fr) 2022-03-31 2022-03-31 Corps moulé aromatisant et son procédé de production, unité d'atomisation et dispositif d'inhalation

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Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016512033A (ja) * 2013-03-14 2016-04-25 アール・ジエイ・レイノルズ・タバコ・カンパニー 改良された保管手段を備える電子喫煙アーティクル

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2016512033A (ja) * 2013-03-14 2016-04-25 アール・ジエイ・レイノルズ・タバコ・カンパニー 改良された保管手段を備える電子喫煙アーティクル

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