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WO2022138015A1 - Cigarette de type à chauffage sans combustion et produit de cigarette de type à chauffage électrique - Google Patents

Cigarette de type à chauffage sans combustion et produit de cigarette de type à chauffage électrique Download PDF

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Publication number
WO2022138015A1
WO2022138015A1 PCT/JP2021/043821 JP2021043821W WO2022138015A1 WO 2022138015 A1 WO2022138015 A1 WO 2022138015A1 JP 2021043821 W JP2021043821 W JP 2021043821W WO 2022138015 A1 WO2022138015 A1 WO 2022138015A1
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WO
WIPO (PCT)
Prior art keywords
tobacco
segment
less
cooling segment
filter
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/JP2021/043821
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English (en)
Japanese (ja)
Inventor
弘樹 中合
哲哉 吉村
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 EP21910167.2A priority Critical patent/EP4268631A4/fr
Priority to JP2022572031A priority patent/JP7659576B2/ja
Publication of WO2022138015A1 publication Critical patent/WO2022138015A1/fr
Anticipated expiration legal-status Critical
Priority to JP2025054952A priority patent/JP2025089539A/ja
Ceased legal-status Critical Current

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Classifications

    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D1/00—Cigars; Cigarettes
    • A24D1/20—Cigarettes specially adapted for simulated smoking devices
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D1/00—Cigars; Cigarettes
    • A24D1/02—Cigars; Cigarettes with special covers
    • A24D1/027—Cigars; Cigarettes with special covers with ventilating means, e.g. perforations
    • 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
    • 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
    • A24B15/10—Chemical features of tobacco products or tobacco substitutes
    • A24B15/12—Chemical features of tobacco products or tobacco substitutes of reconstituted tobacco
    • 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
    • A24B15/10—Chemical features of tobacco products or tobacco substitutes
    • A24B15/12—Chemical features of tobacco products or tobacco substitutes of reconstituted tobacco
    • A24B15/14—Chemical features of tobacco products or tobacco substitutes of reconstituted tobacco made of tobacco and a binding agent not derived from tobacco
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/20—Devices using solid inhalable precursors

Definitions

  • the present invention relates to non-combustion heated tobacco and electrically heated tobacco products.
  • the non-combustion heat-not-burn tobacco generally includes a tobacco rod in which a material for producing tobacco nicks and flavor components is wrapped with rolling paper, a mouthpiece for sucking components generated from the tobacco rod by heating, and these. Equipped with a tip paper to wrap.
  • a non-combustion heated tobacco is inserted into an electrically heated device, and then the heater member is heated to heat the tobacco rod starting from a point in contact with the heater member.
  • the generated ingredients are delivered to the user.
  • Patent Document 2 by adding a volatile content agent contained in a polysaccharide gel to a tobacco rod, the amount of volatile fragrance contained in smoke at the first puff is increased, and it is volatile even during storage. Disclosed are cigarettes that do not cause bleeding of sexual fragrances and can maintain the desired volatile fragrance delivery amount during smoking after storage. According to Patent Document 3, by adding an adsorbent or a liquid absorbent to a filter arranged downstream of a tobacco rod, it is possible to reduce unfavorable components generated by combustion and deliver a good flavor. Is disclosed.
  • Patent Documents 1 and 2 disclose a technique for adjusting the amount of volatile components by adding a specific material to a tobacco rod or a filter to achieve a desired component delivery.
  • a technique for improving the delivery of the component produced by heating from the viewpoint of the material contained in the tobacco there are few studies on the technique of improving the delivery of the component from the viewpoint of the structure of the tobacco, and there is room for improvement.
  • the heat-not-burn tobacco product has a lower heating temperature during use and a smaller amount of the component produced than the cigarette with combustion, improvement in the delivery of the component is particularly desired. Therefore, it is an object of the present invention to provide a non-combustion heat-not-burn tobacco product and an electrically heat-not-burn tobacco product with improved delivery of components produced by heating.
  • a rod-shaped non-combustion heated tobacco having a tobacco rod portion and a mouthpiece portion.
  • the mouthpiece portion includes a cooling segment and a filter segment containing a filter filter medium, and the cooling segment is sandwiched between the tobacco rod portion and the filter segment in the axial direction of non-combustion heating type tobacco.
  • Non-combustion heating is provided concentrically in the circumferential direction of the cooling segment, and the openings are present in a region of 4 mm or more in the direction toward the cooling segment from the boundary between the cooling segment and the filter segment.
  • the non-combustion heating type cigarette according to claim 1 wherein the opening exists in a region of 24 mm or more in the direction toward the cooling segment side from the mouthpiece end of the non-combustion heating type cigarette.
  • the non-combustion heat-not-burn tobacco according to claim 1 or 2 wherein the opening exists in a region of 7 mm or less in the direction toward the cooling segment from the boundary between the cooling segment and the filter segment.
  • the axial length of the cooling segment is 20 mm or more, and the opening exists in a region of 5 mm or more in the direction toward the cooling segment from the boundary between the cooling segment and the tobacco rod portion.
  • An electrically heated device including a heater member, a battery unit as a power source for the heater member, and a control unit for controlling the heater member is inserted so as to be in contact with the heater member.
  • An electrically heated tobacco product comprising the non-combustion heated tobacco according to any one of claims 1 to 4.
  • the non-combustion heat-not-burn tobacco (also simply referred to as "non-combustion heat-not-burn tobacco") according to an embodiment of the present invention is a rod-shaped non-combustion heat-not-burn tobacco provided with a tobacco rod portion and a mouthpiece portion.
  • the mouthpiece portion includes a cooling segment and a filter segment containing a filter filter medium, and the cooling segment is sandwiched between the tobacco rod portion and the filter segment in the axial direction of non-combustion heating type tobacco.
  • Non-combustion heating is provided concentrically in the circumferential direction of the cooling segment, and the openings are present in a region of 4 mm or more in the direction toward the cooling segment from the boundary between the cooling segment and the filter segment. It is a formula cigarette.
  • An example of the non-combustion heat-not-burn tobacco according to the embodiment is shown in FIG.
  • the non-combustion heat-not-burn tobacco will be described with reference to FIG.
  • the non-combustion heat-not-burn tobacco 10 shown in FIG. 1 is a rod-shaped non-combustion heat-not-burn tobacco having a tobacco rod portion 11, a mouthpiece portion 14, and a chip paper 15 wrapped around these, and the mouthpiece.
  • the unit 14 includes a cooling segment 12 and a filter segment 13 including a filter filter medium, and the cooling segment 12 is the tobacco with respect to the axial direction (also referred to as “long axis direction”) of the non-combustion heat-not-burn tobacco 10.
  • the rod portion 11 and the filter segment 13 are sandwiched adjacent to each other, and holes V are provided concentrically in the circumferential direction of the cooling segment 12.
  • the opening V provided in the cooling segment 12 of the non-combustion heat-not-burn tobacco 10 shown in FIG. 1 is usually a hole for promoting the inflow of air from the outside due to the suction of the user, and the inflow of the air causes the inflow of tobacco.
  • the temperature of the components and air flowing in from the rod portion 11 can be lowered.
  • the opening V in the present embodiment exists in a region of 4 mm or more in the direction toward the cooling segment from the boundary between the cooling segment 12 and the filter segment 13, but is generated by heating by the configuration.
  • the cooling capacity for lowering the temperature of the component or air can be improved, and the retention of the component or air in the cooling segment can be suppressed, and thus the delivery amount of the component can be improved.
  • the component produced by heating examples include a flavor component derived from a fragrance, nicotine or tar derived from tobacco leaves, an aerosol component derived from an aerosol base material, and the like.
  • the aerosol base material is a base material for producing an aerosol.
  • the rod-shaped non-combustion heat-not-burn tobacco 10 preferably has a columnar shape satisfying a shape having an aspect ratio of 1 or more as defined below.
  • Aspect ratio h / w w is the width of the bottom surface of the columnar body (in the present specification, the width of the bottom surface on the tobacco rod portion side), h is the height of the columnar body, and h ⁇ w is preferable.
  • the long axis direction is defined as the direction indicated by h. Therefore, even if w ⁇ h, the direction indicated by h is referred to as the major axis direction for convenience.
  • the shape of the bottom surface is not limited and may be a polygon, a polygon with rounded corners, a circle, an ellipse, or the like, and the width w is a diameter when the bottom surface is circular, a major axis when the bottom surface is elliptical, or a polygon or rounded corners. If it is a polygon, it is the diameter of the circumscribed circle or the major axis of the circumscribed ellipse.
  • the length h in the major axis direction of the non-combustion heat-not-burn tobacco 10 is not particularly limited, and is, for example, usually 40 mm or more, preferably 45 mm or more, more preferably 50 mm or more, and usually 100 mm.
  • the width w of the bottom surface of the columnar body of the non-combustion heat-not-burn tobacco 10 is not particularly limited, and is, for example, usually 5 mm or more, preferably 5.5 mm or more, and usually 10 mm or less, 9 mm or less. It is preferably present, and more preferably 8 mm or less.
  • the ratio of the length of the cooling segment and the length of the filter segment (cooling segment: filter segment) to the length in the long axis direction of the non-combustion heated cigarette is not particularly limited, but the delivery amount of the fragrance and the appropriate aerosol temperature are not particularly limited.
  • the aeration resistance in the long axis direction per non-combustion heat-not-burn cigarette 10 is not particularly limited, but from the viewpoint of ease of sucking, it is usually 8 mmH 2 O or more, preferably 10 mmH 2 O or more, preferably 12 mmH. It is more preferably 2 O or more, and usually 100 mmH 2 O or less, preferably 80 mmH 2 O or less, and more preferably 60 mmH 2 O or less. Ventilation resistance is measured according to the ISO standard method (ISO 6565: 2015), for example, using a filter aeration resistance measuring instrument manufactured by Cerulean.
  • the ventilation resistance is a predetermined air flow rate (17.5 cc / min) from one end face (first end face) to the other end face (second end face) in a state where air is not permeated on the side surface of the non-combustion heat-not-burn tobacco 10.
  • the unit is generally expressed in mmH 2 O. It is known that the relationship between the aeration resistance and the length of non-combustion heat-not-burn tobacco is proportional to the length range (length 5 to 200 mm) that is usually carried out, and if the length is doubled, it is not.
  • the ventilation resistance of combustion-heated cigarettes is doubled.
  • the configuration of the mouthpiece portion 14 includes a cooling segment 12 and a filter segment 13 including a filter filter medium, and the cooling segment 12 is the tobacco rod portion 11 and the filter segment 13 with respect to the axial direction of the non-combustion heat-not-burn tobacco 10.
  • the filter segment 13 and the cooling segment 12 will be described in detail.
  • the filter segment 13 is not particularly limited as long as it includes a filter filter medium and has a function as a general filter.
  • the general functions of the filter include, for example, adjusting the amount of air mixed when sucking aerosols, reducing flavor, reducing nicotine and tar, etc., but it is not possible to have all of these functions. I don't need it.
  • the tobacco filling can be dropped while suppressing the filtration function. Preventing is also one of the important functions.
  • the shape of the filter segment 13 is not particularly limited, and a known shape can be adopted, usually a columnar shape, and the following aspects can be used.
  • the cross-sectional shape of the filter segment 13 in the circumferential direction is substantially circular, and the diameter of the circle can be appropriately changed according to the size of the product, but is usually 4.0 mm or more and 9.0 mm or less. It is preferably 5 mm or more and 8.5 mm or less, and more preferably 5.0 mm or more and 8.0 mm or less. If the cross section is not circular, the diameter in the circle is applied when the above diameter is assumed to be a circle having the same area as the area of the cross section.
  • the circumferential length of the cross-sectional shape of the filter segment 13 in the circumferential direction can be appropriately changed according to the size of the product, but is usually 14.0 mm or more and 27.0 mm or less, and 15.0 mm or more and 26.0 mm or less. It is preferably 16.0 mm or more, and more preferably 25.0 mm or less.
  • the axial length of the filter segment 13 can be appropriately changed according to the size of the product, but is usually 15 mm or more and 35 mm or less, preferably 17.5 mm or more and 32.5 mm or less, and 20.0 mm. As mentioned above, it is more preferable that it is 30.0 mm or less.
  • the shape and dimensions of the filter filter medium can be appropriately adjusted so that the shape and dimensions of the filter segment 13 are within the above range.
  • the ventilation resistance per 120 mm of the axial length of the filter segment 13 is not particularly limited, but is usually 40 mmH 2 O or more and 300 mmH 2 O or less, preferably 70 mmH 2 O or more and 280 mmH 2 O or less, and 90 mmH. It is more preferably 2 O or more and 260 mmH 2 O or less.
  • the above ventilation resistance is measured according to the ISO standard method (ISO6565), for example, using a filter ventilation resistance measuring instrument manufactured by Cerulean.
  • the ventilation resistance of the filter segment 13 is a predetermined air flow rate (17.5 cc /) from one end face (first end face) to the other end face (second end face) in a state where air is not permeated on the side surface of the filter segment 13.
  • the unit is generally expressed in mmH 2 O. It is known that the relationship between the ventilation resistance of the filter segment 13 and the length of the filter segment 13 is proportional to the length range (length 5 to 200 mm) that is normally carried out, and if the length is doubled, it is known. , The ventilation resistance of the filter segment 13 is doubled.
  • the filter filter medium constituting the filter segment 13 for example, one manufactured by a manufacturing method described later may be used, or a commercially available product may be used.
  • the mode of the filter segment 13 is not particularly limited, and may be a plain filter including a single filter segment, a multi-segment filter including a plurality of filter segments such as a dual filter or a triple filter, and the like.
  • the filter segment 13 can be produced by a known method. For example, when a synthetic fiber such as cellulose acetate tow is used as a material for a filter filter medium, a polymer solution containing a polymer and a solvent is spun and crimped. It can be manufactured by the method. As the method, for example, the method described in International Publication No. 2013/067511 can be used. In the production of the filter segment 13, it is possible to appropriately design the adjustment of the aeration resistance and the addition of additives (known adsorbents and fragrances (for example, menthol), granular activated carbon, fragrance holders, etc.) to the filter filter media.
  • additives known adsorbents and fragrances (for example, menthol), granular activated carbon, fragrance holders, etc.
  • the mode of the filter filter medium constituting the filter segment 13 is not particularly limited, and a known mode may be adopted.
  • a cellulose acetate tow processed into a columnar shape can be mentioned.
  • the single thread fineness and total fineness of the cellulose acetate tow are not particularly limited, but in the case of a mouthpiece portion having a circumference of 22 mm, the single thread fineness is 5 g / 9000 m or more, 12 g / 9000 m or less, and the total fineness is 12000 g / 9000 m or more, 35000 g. It is preferably / 9000 m or less.
  • Examples of the cross-sectional shape of the fibers of the cellulose acetate tow include a circular shape, an elliptical shape, a Y-shape, an I-shape, and an R-shape.
  • triacetin may be added in an amount of 5% by weight or more and 10% by weight or less based on the weight of the cellulose acetate tow in order to improve the hardness of the filter.
  • a paper filter filled with sheet-shaped pulp paper may be used instead of the acetate filter.
  • the density of the filter media is not particularly limited, but is usually 0.10 g / cm 3 or more and 0.25 g / cm 3 or less, and preferably 0.11 g / cm 3 or more and 0.24 g / cm 3 or less. , 0.12 g / cm 3 or more, more preferably 0.23 g / cm 3 or less.
  • the filter filter medium may include a crushable additive release container (eg, a capsule) containing a crushable outer shell such as gelatin.
  • a crushable additive release container eg, a capsule
  • the embodiment of the capsule also referred to as "additive release container” in the art
  • crushable additive release containing a crushable outer shell such as gelatin can be a container.
  • the capsule when the capsule is destroyed before, during or after use by the user of the tobacco product, it releases the liquid or substance (usually a flavoring agent) contained in the capsule and then the liquid or The substance is transmitted to tobacco smoke during use of the tobacco product and to the surrounding environment after use.
  • the form of the capsule is not particularly limited, and may be, for example, a easily destructible capsule, and the shape thereof is preferably a sphere.
  • the additive contained in the capsule may contain any of the above-mentioned additives, but it is particularly preferable to include a flavoring agent and activated carbon. Also, as an additive, one or more materials that help filter smoke may be added.
  • the form of the additive is not particularly limited, but is usually liquid or solid.
  • the use of capsules containing additives is well known in the art. Destructible capsules and methods for producing them are well known in the art.
  • the flavoring agent may be, for example, menthol, spearmint, peppermint, fenugreek, cloves, medium chain fatty acid triglyceride (MCT), or the like.
  • the flavoring agent may be menthol, menthol or the like, or a combination thereof.
  • the filter segment 13 may include a winding paper (filter plug winding paper) for winding the above-mentioned filter filter medium and the like.
  • the aspect of the roll paper is not particularly limited and may include a seam containing one or more rows of adhesive.
  • the adhesive may include a hot melt adhesive, further the hot melt adhesive may contain polyvinyl alcohol.
  • the roll paper is wound by winding these two or more segments together.
  • the material of the roll paper is not particularly limited, and a known material can be used, and a filler such as calcium carbonate may be contained.
  • the thickness of the roll paper is not particularly limited, and is usually 20 ⁇ m or more and 140 ⁇ m or less, preferably 30 ⁇ m or more and 130 ⁇ m or less, and more preferably 30 ⁇ m or more and 120 ⁇ m or less.
  • the basis weight of the roll-up paper is not particularly limited, and is usually 20 gsm or more and 100 gsm or less, preferably 22 gsm or more and 95 gsm or less, and more preferably 23 gsm or more and 90 gsm or less.
  • the roll paper may or may not be coated, but it is preferably coated with a desired material from the viewpoint of imparting functions other than strength and structural rigidity.
  • the filter segment 13 may further include a center hole segment having one or more hollow portions.
  • the center hole segment is usually arranged closer to the cooling segment than the filter filter medium, and preferably adjacent to the cooling segment.
  • the center hole segment is composed of a packed bed having one or more hollow portions and an inner plug wrapper (inner roll paper) covering the packed bed.
  • the center hole segment is composed of a packed bed having a hollow portion and an inner plug wrapper covering the packed bed.
  • the center hole segment has a function of increasing the strength of the mouthpiece portion.
  • the packed bed has, for example, an inner diameter of ⁇ 1.0 mm or more and ⁇ 5.
  • the rod can be 0 mm or less. Since the packed bed has a high packing density of fibers, air and aerosol flow only in the hollow portion during suction, and hardly flow in the packed bed. Since the packed layer inside the center hole segment is a fiber-filled layer, the feeling of touch from the outside during use does not cause a sense of discomfort to the user.
  • the center hole segment may not have an inner plug wrapper and its shape may be maintained by thermoforming.
  • the center hole segment and the filter filter medium may be connected by, for example, an outer plug wrapper (outer winder).
  • the outer plug wrapper can be, for example, cylindrical paper.
  • the tobacco rod portion 11, the cooling segment 12, and the connected center hole segment and filter filter medium may be connected by, for example, a mouthpiece lining paper.
  • glue such as vinyl acetate glue
  • the tobacco rod portion 11, the cooling segment 12, and the connected center hole segment and filter filter medium are put and wound. You can connect with. It should be noted that these may be connected in a plurality of times by a plurality of lining papers.
  • the cooling segment 12 is a rod-shaped member that is sandwiched between the tobacco rod portion and the filter segment adjacent to each other and is usually provided with a cavity such as a cylinder having a hollow cross section in the circumferential direction.
  • the cooling segment 12 is provided with an opening V (also referred to as a “ventilation filter (Vf)” in the present art) concentrically and in the circumferential direction thereof.
  • Vf ventilation filter
  • eight openings V are arranged concentrically, but the number of openings V is not limited to this. Further, the opening V exists in a region of 4 mm or more in the direction toward the cooling segment from the boundary between the cooling segment and the filter segment.
  • the opening V Due to the presence of the opening V, air flows into the cooling portion from the outside during use, and the temperature of the components and air flowing in from the tobacco rod portion can be lowered. Furthermore, by setting the position where the cooling segment is provided within a region of 4 mm or more in the direction toward the cooling segment from the boundary between the cooling segment and the filter segment, not only the cooling capacity is improved, but also the components generated by heating are generated. Retention in the cooling segment can be suppressed and the delivery amount of the component can be improved.
  • the vapor containing the aerosol base material and the tobacco flavor component generated by heating the tobacco rod comes into contact with the air from the outside and the temperature drops. It can be liquefied and promote the formation of aerosols.
  • the open hole group may be one or two or more.
  • the perforated group is in the region less than 4 mm in the direction toward the cooling segment from the boundary between the cooling segment and the filter segment. It is preferable not to provide.
  • the non-combustion heat-not-burn tobacco 10 has an embodiment in which the tobacco rod portion 11, the cooling segment 12, and the filter segment 13 are wrapped with the chip paper 15, the chip paper 15 is provided with the cooling segment 12. It is preferable that the opening is provided at a position directly above the opening V.
  • a chip paper 15 having an opening that overlaps with the opening V may be prepared and wound, but from the viewpoint of ease of manufacture, the opening may be made. After producing the non-combustion heat-not-burn tobacco 10 using the cooling segment 12 having no V, it is preferable to make a hole through the cooling segment 12 and the chip paper 15 at the same time.
  • the opening is the ratio of air inflow from the opening when sucked at 17.5 ml / sec with an automatic smoking machine (when the ratio of the air sucked from the mouth end is 100% by volume, the air flowing in from the opening is
  • the volume ratio is preferably 10% by volume or more and 90% by volume or less, preferably 50% by volume or more and 80% by volume or less, more preferably 55% by volume or more and 75% by volume or less.
  • the number of openings V per group can be selected from the range of 5 to 50, the diameter of the openings V can be selected from the range of 0.1 to 0.5 mm, and this can be achieved by a combination of these selections. can.
  • the above air inflow ratio can be measured by a method compliant with ISO9512 using an automatic smoking machine (for example, a single-barreling automatic smoking machine manufactured by Borgwald).
  • the region where the opening V exists is particularly limited as long as it is a region of 4 mm or more in the direction toward the cooling segment from the boundary between the cooling segment 12 and the filter segment 13 from the viewpoint of improving the delivery of the component generated by heating.
  • a region of 4.5 mm or more is preferable, a region of 5 mm or more is more preferable, and a region of 5.5 mm or more is further preferable.
  • a region of 15 mm or less is preferable, a region of 10 mm or less is more preferable, and a region of 7 mm or less is further preferable.
  • the region where the opening V is present is preferably a region of 24 mm or more in the direction from the mouthpiece end of the non-combustion heated cigarette to the cooling segment side from the viewpoint of improving the delivery of the component produced by heating. It is preferably a region of 5 mm or more, preferably a region of 25 mm or more, more preferably a region of 25.5 mm or more, and a region of 35 mm or less from the viewpoint of ensuring a cooling function. Is more preferable, a region of 30 mm or less is more preferable, and a region of 27 mm or less is further preferable.
  • the region where the opening V exists is a viewpoint of ensuring the cooling function. Therefore, from the boundary between the cooling segment 12 and the tobacco rod portion 11, a region of 5 mm or more in the direction toward the cooling segment is preferable, a region of 10 mm or more is more preferable, and a region of 13 mm or more is preferable. Further, from the viewpoint of improving the delivery of the component produced by heating, it is preferably 16 mm or less, more preferably 15.5 mm or less, and further preferably 15 mm or less. It is particularly preferable that the region is 14.5 mm or less.
  • the diameter of the opening V is not particularly limited, but is preferably 100 ⁇ m or more and 1000 ⁇ m or less, more preferably 100 ⁇ m or more and 500 ⁇ m or less, and further preferably 300 ⁇ m or more and 800 ⁇ m or less.
  • the openings are preferably substantially circular or substantially elliptical, and in the case of a substantially elliptical shape, the diameter represents a major axis.
  • the length of the cooling segment in the major axis direction can be appropriately changed according to the size of the product, but is usually 15 mm or more, preferably 20 mm or more, more preferably 25 mm or more, and usually 40 mm. It is less than or equal to, preferably 35 mm or less, and more preferably 30 mm or less.
  • the total surface area of the cooling segment 12 is not particularly limited, and examples thereof include 300 mm 2 / mm or more and 1000 mm 2 / mm or less. This surface area is the surface area per length (mm) of the cooling segment 12 in the ventilation direction.
  • the total surface area of the cooling segment 12 is preferably 400 mm 2 / mm or more, more preferably 450 mm 2 / mm or more, while preferably 600 mm 2 / mm or less, preferably 550 mm 2 / mm or less. It is more preferable to have.
  • the cooling segment 12 has a large internal structure and has a large total surface area.
  • the cooling segment 12 may be wrinkled to form a channel and then formed by a sheet of pleated, gathered, and folded thin material. Folding or folds within a given volume of the element increases the total surface area of the cooling segment.
  • the thickness of the constituent material of the cooling segment 12 is not particularly limited, and may be, for example, 5 ⁇ m or more and 500 ⁇ m or less, and may be 10 ⁇ m or more and 250 ⁇ m or less.
  • the aspect of the tobacco rod portion 11 is not particularly limited as long as it is a known aspect, but it is usually an aspect in which the tobacco filler is wrapped with rolling paper.
  • the tobacco filling is not particularly limited, and a first tobacco filling, a second tobacco filling, or a third tobacco filling, which will be described later, can be used.
  • a molded product of dried tobacco such as tobacco chopped, tobacco sheet, tobacco granule, etc., which will be described later, may be simply referred to as "dried tobacco leaf”.
  • the tobacco rod portion 11 may have a fitting portion with a heater member or the like for heating the tobacco product.
  • the tobacco rod portion 11 formed by wrapping the tobacco filler with rolling paper preferably has a columnar shape, and in this case, the long axis direction of the tobacco rod portion 11 with respect to the width of the bottom surface of the tobacco rod portion 11. It is preferable that the aspect ratio represented by the height of is 1 or more.
  • the shape of the bottom surface is not limited and may be a polygon, a rounded polygon, a circle, an ellipse, etc., and the width is a diameter when the bottom surface is circular, a major axis when the bottom surface is elliptical, a polygonal shape, or a rounded corner polygon.
  • the case is the diameter of the circumscribed circle or the major axis of the circumscribed ellipse.
  • the height of the tobacco filling material constituting the tobacco rod portion 11 is preferably about 10 to 70 mm, and the width is preferably about 4 to 9 mm.
  • the length of the tobacco rod portion 11 in the major axis direction can be appropriately changed according to the size of the product, but is usually 10 mm or more, preferably 12 mm or more, more preferably 15 mm or more, and 18 mm or more. It is more preferably 70 mm or less, preferably 50 mm or less, more preferably 30 mm or less, still more preferably 25 mm or less. Further, the ratio of the length of the tobacco rod portion 11 to the total length h of the non-combustion heating type tobacco 10 in the major axis direction is not particularly limited, but is usually 10% or more from the viewpoint of the balance between the delivery amount and the aerosol temperature.
  • It is preferably 20% or more, more preferably 25% or more, further preferably 30% or more, and usually 80% or less, preferably 70% or less. It is more preferably 60% or less, further preferably 50% or less, particularly preferably 45% or less, and most preferably 40% or less.
  • the content of dried tobacco leaves in the tobacco rod portion 11 is not particularly limited, but may be 200 mg / rod portion or more, 800 mg / rod portion or less, and 250 mg / rod portion or more and 600 mg / rod portion or less are preferable. This range is particularly suitable for a tobacco rod portion having a circumference of 22 mm and a length of 20 mm.
  • the material for chopping tobacco contained in the first filling material is not particularly limited, and known materials such as lamina and middle bone can be used. Further, dried tobacco leaves are crushed so that the average particle size is 20 ⁇ m or more and 200 ⁇ m or less to obtain a crushed tobacco product, and the homogenized product is processed into a sheet (hereinafter, also simply referred to as a homogenized sheet). It may be chopped.
  • a so-called strand type may be used in which a uniformed sheet having a length similar to that in the longitudinal direction of the tobacco rod is chopped substantially horizontally with the longitudinal direction of the tobacco rod and filled in the tobacco rod.
  • the width of the tobacco notch is preferably 0.5 mm or more and 2.0 mm or less for filling the tobacco rod.
  • the tobacco leaves used for producing the tobacco chopped and the homogenized sheet various types of tobacco can be used. For example, yellow varieties, Burley varieties, Orient varieties, native varieties, other Nicotiana-Tabacam varieties, Nicotiana rustica varieties, or mixtures thereof can be mentioned. As for the mixture, each of the above varieties can be appropriately blended and used so as to obtain the desired taste. Details of the tobacco varieties are disclosed in "Tobacco Encyclopedia, Tobacco Academic Studies Center, 2009.3.31". There are a plurality of conventional methods for producing the homogenized sheet, that is, a method for crushing tobacco leaves and processing them into a homogenized sheet. The first is a method of producing a papermaking sheet using a papermaking process.
  • the second method is to mix an appropriate solvent such as water with crushed tobacco leaves to homogenize it, then cast the homogenized product thinly on a metal plate or metal plate belt and dry it to make a cast sheet.
  • the third method is to mix an appropriate solvent such as water with crushed tobacco leaves and extrude the homogenized one into a sheet to produce a rolled sheet. Details of the types of the homogenized sheet are disclosed in "Tobacco Encyclopedia, Tobacco Academic Studies Center, 2009.3.31".
  • the water content of the tobacco filling may be 10% by weight or more and 15% by weight or less, preferably 11% by weight or more and 13% by weight or less, based on the total amount of the tobacco filling. With such a water content, the occurrence of winding stains is suppressed, and the hoisting suitability at the time of manufacturing the tobacco rod is improved.
  • the size of the tobacco nicks contained in the first tobacco filling and the method for preparing the nicks For example, dried tobacco leaves may be chopped to a width of 0.5 mm or more and 2.0 mm or less.
  • a crushed product of a homogenized sheet When a crushed product of a homogenized sheet is used, dried tobacco leaves are crushed so that the average particle size is about 20 to 200 ⁇ m, and the homogenized product is processed into a sheet, which has a width of 0.5 mm or more, 2 Those chopped to 0.0 mm or less may be used.
  • the first tobacco filling may contain an aerosol substrate that produces aerosol smoke.
  • the type of the aerosol base material is not particularly limited, and extracts from various natural products and / or components thereof can be selected depending on the intended use.
  • Examples of the aerosol base material include glycerin, propylene glycol, triacetin, 1,3-butanediol, or a mixture thereof.
  • the content of the aerosol base material in the first tobacco filling is not particularly limited, and is usually 5% by weight based on the total amount of the tobacco filling from the viewpoint of sufficiently producing an aerosol and imparting a good flavor.
  • the above is preferably 10% by weight or more, and usually 50% by weight or less, preferably 15% by weight or more and 25% by weight or less.
  • the first tobacco filling may contain a fragrance.
  • the type of the fragrance is not particularly limited, and from the viewpoint of imparting a good flavor, acetoanisol, acetophenone, acetylpyrazine, 2-acetylthiazole, alfalfa extract, amyl alcohol, amyl butyrate, trans-annetol, and staranis oil.
  • Apple juice Peruvian balsam oil, Mitsurou absolute, benzaldehyde, benzoin resinoid, benzyl alcohol, benzyl benzoate, benzyl phenylacetate, benzyl propionate, 2,3-butandione, 2-butanol, butyl butyrate, butyric acid, caramel, cardamon oil , Carob absolute, ⁇ -carotene, carrot juice, L-carboxyl, ⁇ -cariophyllene, cassia bark oil, cedarwood oil, celery seed oil, camomil oil, cinnamaldehyde, silicate syrup, cinnamyl alcohol, cinnamyl silicate, citronella Oil, DL-Citronellol, Clarisage Extract, Cocoa, Coffee, Cognac Oil, Coriander Oil, Cuminaldehyde, Davana Oil, ⁇ -Decalactone, ⁇ -Decalactone, Decanoic Acid, Dil
  • the content of the fragrance in the first tobacco filling is not particularly limited, and is usually 10,000 ppm or more, preferably 20,000 ppm or more, more preferably 25,000 ppm or more, and more preferably 25,000 ppm or more, from the viewpoint of imparting a good flavor. , Usually 70,000 ppm or less, preferably 50,000 ppm or less, more preferably 40,000 ppm or less, still more preferably 33,000 ppm or less.
  • the filling density in the first tobacco filling is not particularly limited, but is usually 250 mg / cm 3 or more, preferably 250 mg / cm 3 or more, from the viewpoint of ensuring the performance of the first non-combustible heat-not-burn tobacco and imparting a good flavor. It is 300 mg / cm 3 or more, and usually 400 mg / cm 3 or less, preferably 350 mg / cm 3 or less.
  • the first tobacco filling described above is wrapped with rolling paper so that it is on the inside to form the tobacco rod portion 11.
  • the second tobacco filling is composed of a tobacco sheet filled in the to be filled.
  • the number of tobacco sheets may be one or two or more.
  • the second tobacco filling is composed of one tobacco sheet
  • a tobacco sheet having one side having a length similar to the longitudinal direction of the filling is the filling.
  • a filling mode can be mentioned in a state where the tobacco is folded back in a plurality of directions horizontally with the longitudinal direction of the tobacco.
  • a tobacco sheet having one side having a length similar to that in the longitudinal direction of the object to be filled is wound in a direction orthogonal to the longitudinal direction of the object to be filled.
  • the second tobacco filling is composed of two or more tobacco sheets
  • a plurality of tobacco sheets having one side having a length similar to the longitudinal direction of the to be filled may be used.
  • Concentrically arranged means that the centers of all tobacco sheets are arranged so as to be substantially in the same position.
  • the number of cigarette sheets is not particularly limited, and examples thereof include two, three, four, five, six, or seven.
  • Two or more tobacco sheets may all have the same composition or physical properties, or some or all of the tobacco sheets may have different compositions or physical properties. Further, the thickness of each tobacco sheet may be the same or different.
  • a plurality of tobacco sheets having different widths are prepared, a laminated body is prepared in which the width decreases from the bottom to the top, and this is passed through a winding tube and rolled up.
  • the plurality of tobacco sheets extend in the longitudinal direction and are arranged concentrically about the longitudinal axis. Further, a fitting portion extending in the longitudinal direction may be formed between the longitudinal axis and the innermost layer of the tobacco sheet.
  • the laminate is prepared so that a non-contact portion is formed between the adjacent tobacco sheets after the winding molding. If there is a non-contact portion (gap) between the plurality of tobacco sheets that the tobacco sheet does not contact, the flavor flow path can be secured and the delivery efficiency of the flavor component can be enhanced. On the other hand, since the heat from the heater can be transferred to the outer tobacco sheet through the contact portions of the plurality of tobacco sheets, high heat transfer efficiency can be ensured.
  • an embossed tobacco sheet is used, and adjacent tobacco sheets are laminated without adhering the entire surfaces of the adjacent tobacco sheets.
  • a method of preparing a laminate by adhering a part of each other and laminating, or by slightly adhering and laminating the entire surface or a part of adjacent tobacco sheets so as to be peeled off after winding molding can be mentioned. ..
  • the above-mentioned wrapping paper may be arranged at the bottom of the laminated body.
  • a fitting portion can be formed by placing a tubular dummy such as a mandrel on the uppermost portion of the laminated body to form a second tobacco filler and then removing the dummy.
  • the filling density of the second tobacco filler is not particularly limited, but is usually 250 mg / cm 3 or more, preferably 300 mg / cm 3 or more, from the viewpoint of ensuring the performance of the tobacco product and imparting a good flavor. Yes, and usually 400 mg / cm 3 or less, preferably 350 mg / cm 3 or less.
  • the tobacco sheet may contain an aerosol base material that produces aerosol smoke upon heating.
  • An aerosol source such as a polyol such as glycerin, propylene glycol, or 1,3-butanediol is added as an aerosol base material.
  • the amount of the aerosol base material added is preferably 5% by weight or more and 50% by weight or less, more preferably 15% by weight or more and 25% by weight or less, based on the dry weight of the tobacco sheet.
  • the tobacco sheet can be appropriately produced by a known method such as papermaking, slurry, or rolling. It should be noted that the homogenizing sheet described in the first tobacco filling can also be used. In the case of papermaking, it can be manufactured by a method including the following steps. 1) Dried tobacco leaves are coarsely crushed, extracted with water and separated into a water extract and a residue. 2) The water extract is dried under reduced pressure and concentrated. 3) Pulp is added to the residue, fiberized with a refiner, and then made into paper. 4) Add a concentrated solution of water extract to the paper-made sheet and dry it to make a tobacco sheet. In this case, a step of removing a part of the components such as nitrosamine may be added (see Japanese Patent Publication No. 2004-510422).
  • the slurry method it can be produced by a method including the following steps. 1) Mix water, pulp and binder with crushed tobacco leaves. 2) The mixture is thinly spread (cast) and dried. In this case, a step of removing some components such as nitrosamines by irradiating a slurry obtained by mixing water, pulp and a binder with crushed tobacco leaves with ultraviolet rays or X-rays may be added.
  • a non-woven fabric-like tobacco sheet produced by a method including the following steps can also be used. 1) Mix the powdered tobacco leaves and the binder. 2) The mixture is sandwiched between non-woven fabrics. 3) The laminate is formed into a constant shape by heat welding to obtain a non-woven fabric-like tobacco sheet.
  • the type of the raw material tobacco leaves used in each of the above methods the same types as those described in the first filling can be used.
  • the composition of the tobacco sheet is not particularly limited, but for example, the content of the tobacco raw material (tobacco leaf) is preferably 50% by weight or more and 95% by weight or less with respect to the total weight of the tobacco sheet.
  • the tobacco sheet may contain a binder, and examples of the binder include guar gum, xanthan gum, CMC (carboxymethyl cellulose), CMC-Na (sodium salt of carboxymethyl cellulose) and the like.
  • the amount of the binder is preferably 1% by weight or more and 10% by weight or less with respect to the total weight of the tobacco sheet.
  • the tobacco sheet may further contain other additives. Examples of the additive include a filler such as pulp. Although a plurality of tobacco sheets are used in the present embodiment, all of the tobacco sheets may have the same composition or physical properties, or some or all of the tobacco sheets may have different compositions or physical properties.
  • each tobacco sheet is not limited, but is preferably 150 ⁇ m or more and 1000 ⁇ m or less, and more preferably 200 ⁇ m or more and 600 ⁇ m or less, from the viewpoint of heat transfer efficiency and strength.
  • the thickness of each tobacco sheet may be the same or different.
  • the third tobacco filling is composed of tobacco granules.
  • the raw material of the third tobacco filling is not particularly limited, but at least one selected from the group consisting of (a) crushed tobacco material, (b) moisture, (c) potassium carbonate and sodium hydrogen carbonate.
  • a pH regulator and at least one binder selected from the group consisting of (d) purulan and hydroxypropyl cellulose can be mentioned.
  • the crushed tobacco material (component (a)) contained in the third tobacco filling includes crushed tobacco leaves, crushed tobacco sheets, and the like. Tobacco varieties include Burley, Yellow and Oriental varieties.
  • the tobacco material is preferably pulverized to a size of 200 ⁇ m or more and 300 ⁇ m or less.
  • the raw material mixture of the third tobacco filling usually contains crushed tobacco material in an amount of 20% by weight or more and 80% by weight or less.
  • Moisture (component (b)) contained in the third tobacco filling is for maintaining the integrity of the tobacco granules.
  • the raw material mixture of the third tobacco filling usually contains water in an amount of 3% by weight or more and 13% by weight or less.
  • the third tobacco filling can usually contain water in an amount of 5% by weight or more and 17% by weight or less in terms of dry weight loss. Dry weight loss is when a part of the sample is taken for measurement and the sample is completely dried by evaporating the total water content in the collected sample (for example, at a constant temperature (105 ° C.) for 15 minutes.
  • the pH adjuster (component (c)) contained in the third tobacco filler comprises potassium carbonate, sodium hydrogen carbonate or a mixture thereof. These pH regulators adjust the pH of the third tobacco filling to the alkaline side, thereby promoting the release of the flavor component contained in the third tobacco filling from the tobacco granules, which may be satisfactory to the user. Brings flavor.
  • the raw material mixture of the third tobacco filler may usually contain a pH adjuster in an amount of 5% by weight or more and 20% by weight or less.
  • the binder (component (d)) contained in the third tobacco filling is for binding the tobacco granule components to maintain the integrity of the tobacco granules.
  • the binder is composed of pullulan, hydroxypropyl cellulose (HPC) or a mixture thereof.
  • the raw material mixture of the third tobacco filling can usually contain the binder in an amount of 0.5% by weight or more and 15% by weight or less.
  • the third tobacco filling can consist of the above components (a), (b), (c) and (d), but can also include additional components.
  • Additional components include an aerosol substrate (component (e)).
  • the aerosol substrate is one that produces aerosol smoke.
  • the aerosol substrate is composed of a polyhydric alcohol, which may include glycerin, propylene glycol, sorbitol, xylitol, or erythritol. These polyhydric alcohols can be used alone or in combination of two or more. When the raw material mixture of the third tobacco filling contains an aerosol substrate, it may be contained in an amount of 5 to 15% by weight.
  • examples of the additional component include (f) a flavoring material (solid or liquid) other than the flavoring component.
  • Such flavoring materials include sugar (sucrose, fructose, etc.), cocoa powder, carob powder, coriander powder, licorice powder, orange peel powder, rose pip powder, chamomile flower (flower) powder, lemon verbena powder, peppermint powder, leaf powder. , Sparemint flour, black tea flour, menthol, etc. These flavoring materials can be used alone or in combination of two or more.
  • the raw material mixture of the third tobacco filling can usually contain the above flavoring material in an amount of 0.5% by weight or more and 30% by weight or less.
  • the flavoring material may be added to the ingredients by directly kneading the ingredients (a), (b), (c), (d) and (e), or a known package such as cyclodextrin. It may be added to the above component by supporting it on a contact host compound to prepare an inclusion compound and then kneading it with the above component.
  • the third tobacco filling comprises the above components (a), (b), (c), (d) and (e)
  • the raw material mixture of the third tobacco filling contains the component (a). , Usually, it may be contained in an amount of about 33% by weight or more (about 90% by weight or less).
  • the third tobacco filling is obtained by mixing the components (a), (c) and (d) and, if desired, the components (e) and (f), adding the component (b) to the mixture and kneading. It is obtained by granulating (long columnar) the kneaded material with a wet extruder granulator and then sizing it into short columns or spheres.
  • the average particle size (D50) of the obtained tobacco granules is usually 0.2 mm or more and 1.2 mm or less, preferably 0.2 mm or more and 1.0 mm or less, and 0.2 mm or more and 0.8 mm or less. The following is more preferable.
  • the kneaded product In extruding granulation, it is preferable to extrude the kneaded product at an ambient temperature and a pressure of 2 kN or more. Due to this high-pressure extrusion, the temperature of the kneaded product at the outlet of the extruder and granulator rises instantaneously from the ambient temperature to, for example, 90 to 100 ° C., and the water content and volatile components are 2% by weight or more and 4% by weight. It evaporates below. Therefore, the water to be blended to make the kneaded product can be used in an amount larger than the desired water content in the tobacco granules, which is the final product, by the amount of evaporation.
  • Tobacco granules obtained by extrusion granulation may be further dried if necessary for moisture adjustment. For example, if the dry weight loss of tobacco granules obtained by extruded granulation is measured and it is higher than the desired dry weight loss (eg 5% by weight or more, 17% by weight or less), the tobacco to obtain the desired dry weight loss.
  • the granules may be further dried.
  • the drying conditions (temperature and time) for obtaining the desired drying weight loss shall be set in advance based on the drying conditions (temperature and time) required to reduce the drying weight loss by a predetermined value. Can be done.
  • the third tobacco filling can consist only of the above tobacco granules, but can also contain additional tobacco material. Additional tobacco material is usually tobacco leaf chopped or finely ground. Additional tobacco materials can be used in admixture with tobacco granules.
  • the composition of the rolling paper is not particularly limited and can be a general embodiment, and examples thereof include those having pulp as a main component.
  • wood pulp such as coniferous tree pulp and broadleaf tree pulp
  • non-wood pulp commonly used for wrapping paper for tobacco products such as flax pulp, cannabis pulp, sisal hemp pulp, and esparto is mixed. It may be manufactured and obtained.
  • type of pulp chemical pulp by kraft cooking method, acidic / neutral / alkaline sulfite cooking method, soda salt cooking method, etc., gland pulp, chemi-grand pulp, thermomechanical pulp and the like can be used.
  • a wet paper strength enhancer may be added to impart water resistance to the wrapping paper, or a sizing agent may be added to adjust the printing condition of the wrapping paper.
  • papermaking additives such as aluminum sulfate bands, various anionic, cationic, nonionic or amphoteric yield improvers, drainage improvers, and paper strength enhancers, as well as dyes and pH adjusters. Papermaking additives such as defoaming agents, pitch control agents, and slime control agents can be added.
  • the basis weight of the rolling paper base paper is, for example, usually 20 gsm or more, preferably 25 gsm or more. On the other hand, the basis weight is usually 65 gsm or less, preferably 50 gsm or less, and more preferably 45 gsm or less.
  • the thickness of the rolling paper having the above characteristics is not particularly limited, and is usually 10 ⁇ m or more, preferably 20 ⁇ m or more, more preferably 30 ⁇ m or more, from the viewpoint of rigidity, breathability, and ease of adjustment during papermaking. It is usually 100 ⁇ m or less, preferably 75 ⁇ m or less, and more preferably 50 ⁇ m or less.
  • the non-combustion heat-not-burn tobacco wrapping paper may have a square or rectangular shape.
  • the length of one side can be about 12 mm to 70 mm, and the length of the other side is 15 mm to 28 mm.
  • a preferable length of one side is 22 mm to 24 mm, and a more preferable length is about 23 mm.
  • a columnar paper tube is formed. The shape is filled with tobacco filling.
  • the size of the rectangular wrapping paper can be determined by the size of the finished tobacco rod portion 11.
  • the rolling paper may contain a filler.
  • the content of the filler may be 10% by weight or more and less than 60% by weight, preferably 15% by weight or more and 45% by weight or less, based on the total weight of the wrapping paper.
  • the filler is preferably 15% by weight or more and 45% by weight or less in a preferable range of the basis weight (25 gsm or more and 45 gsm or less). Further, when the basis weight is 25 gsm or more and 35 gsm or less, the filler is preferably 15% by weight or more and 45% by weight or less, and when the basis weight is more than 35 gsm and 45 gsm or less, the filler is 25% by weight or more and 45 weight. % Or less is preferable.
  • the filler calcium carbonate, titanium dioxide, kaolin and the like can be used, but it is preferable to use calcium carbonate from the viewpoint of enhancing the flavor and whiteness.
  • the water resistance improver includes a wet paper strength enhancer (WS agent) and a sizing agent.
  • WS agent wet paper strength enhancer
  • PAE polyamide epichlorohydrin
  • sizing agents include rosin soap, alkyl ketene dimer (AKD), alkenyl succinic anhydride (ASA), and highly saponified polyvinyl alcohol having a saponification degree of 90% or more.
  • a paper strength enhancer may be added, and examples thereof include polyacrylamide, cation starch, oxidized starch, CMC, polyamide epichlorohydrin resin, polyvinyl alcohol and the like.
  • the air permeability of oxidized starch is improved by using a very small amount (Japanese Unexamined Patent Publication No. 2017-218699).
  • the rolling paper may be appropriately coated.
  • a coating agent may be added to at least one of the two front and back surfaces of the wrapping paper.
  • the coating agent is not particularly limited, but a coating agent capable of forming a film on the surface of paper and reducing the permeability of the liquid is preferable.
  • alginic acid and salts thereof eg sodium salt
  • polysaccharides such as pectin, ethyl cellulose, methyl cellulose, carboxymethyl cellulose, cellulose derivatives such as nitrocellulose, starch and derivatives thereof (eg carboxymethyl starch, hydroxyalkyl starch and cationic starch).
  • ether derivatives such as ether derivatives, ester derivatives such as starch acetate, starch phosphate and starch octenyl succinate).
  • the composition of the chip paper 15 is not particularly limited and can be a general embodiment, and examples thereof include those having pulp as a main component.
  • pulp in addition to being made from wood pulp such as coniferous tree pulp and broadleaf tree pulp, non-wood pulp commonly used for wrapping paper for tobacco articles such as flax pulp, cannabis pulp, sisal hemp pulp, and esparto is mixed. It may be manufactured and obtained. These pulps may be used alone or in combination of a plurality of types at any ratio.
  • the chip paper 15 may be composed of one sheet, but may be composed of a plurality of sheets or more.
  • the chip paper 15 may be manufactured by the manufacturing method described later or may be a commercially available product.
  • the shape of the chip paper 15 is not particularly limited and may be, for example, a square or a rectangle.
  • the basis weight of the chip paper 15 is not particularly limited, but is usually 32 gsm or more and 40 gsm or less, preferably 33 gsm or more and 39 gsm or less, and more preferably 34 gsm or more and 38 gsm or less.
  • the air permeability of the chip paper 15 is not particularly limited, but is usually 0 cholesta unit or more and 30,000 cholesta units or less, and preferably 0 cholesta unit or more and 10000 cholesta units or less.
  • the air permeability is a value measured in accordance with ISO 2965: 2009, and is expressed as the flow rate (cm 3 ) of gas passing through an area of 1 cm 2 every minute when the differential pressure on both sides of the paper is 1 kPa. Will be done.
  • One cholesta unit (1 cholesta unit, 1 C.U.) is cm 3 / (min ⁇ cm 2 ) under 1 kPa.
  • the chip paper 15 may contain a filler in addition to the above pulp, for example, metal carbonates such as calcium carbonate and magnesium carbonate, metal oxides such as titanium oxide, titanium dioxide and aluminum oxide, barium sulfate, and the like.
  • metal carbonates such as calcium carbonate and magnesium carbonate
  • metal oxides such as titanium oxide, titanium dioxide and aluminum oxide
  • barium sulfate and the like.
  • metal sulfates such as calcium sulfate, metal sulfides such as zinc sulfide, quartz, kaolin, talc, caestic soil, gypsum, etc.
  • calcium carbonate from the viewpoint of improving whiteness and opacity and increasing the heating rate.
  • these fillers may be used alone or in combination of two or more.
  • the chip paper 15 may have a water resistance improver in order to improve it.
  • the water resistance improver includes a wet paper strength enhancer (WS agent) and a sizing agent.
  • wet paper strength enhancer include urea formaldehyde resin, melamine formaldehyde resin, and polyamide epichlorohydrin (PAE).
  • PAE polyamide epichlorohydrin
  • sizing agents include rosin soap, alkyl ketene dimer (AKD), alkenyl succinic anhydride (ASA), and highly saponified polyvinyl alcohol having a saponification degree of 90% or more.
  • a coating agent may be added to at least one of the two front and back surfaces of the chip paper 15.
  • the coating agent is not particularly limited, but a coating agent capable of forming a film on the surface of paper and reducing the permeability of the liquid is preferable.
  • the non-combustion heating type tobacco configuration according to the present embodiment can be used for an electrically heating type tobacco product described later, but can also be applied to a cigarette (cigarette) accompanied by combustion.
  • the above-mentioned non-combustion heat-not-burn tobacco production method is not particularly limited, and a known method can be applied.
  • the tobacco rod portion and the mouthpiece portion can be produced by winding them with chip paper.
  • An electrically heated tobacco product (also simply referred to as "electrically heated tobacco product") according to another embodiment of the present invention controls a heater member, a battery unit that is a power source of the heater member, and the heater member.
  • An electrically heated tobacco product comprising an electrically heated device provided with a control unit for heating and the above-mentioned non-combustion heated tobacco inserted so as to come into contact with the heater member.
  • the mode of the electrically heated tobacco product may be a mode of heating the outer peripheral surface of the non-combustion heated tobacco 10 as shown in FIG. 3, and the tobacco in the non-combustion heated tobacco 10 as shown in FIG. The mode may be such that heating is performed from the inside of the rod portion 11.
  • the electrically heated device 20 shown in FIGS. 3 and 4 is provided with an air introduction hole, but is not shown here.
  • the electrically heated tobacco product 30 will be described with reference to FIG. Regarding the non-combustion heat-not-burn tobacco 10 in FIGS. 3 and 4, the reference numerals representing the respective configurations shown in FIGS. 1 and 2 are partially omitted.
  • the heat-not-burn tobacco product 30 is used by being inserted into a heater member 21 arranged inside the heat-not-burn device 20 so that the non-combustion heat-not-burn tobacco 10 described above comes into contact with the heater member 21.
  • the electrically heating device 20 has, for example, a battery unit 22 and a control unit 23 inside a resinous skeleton 24.
  • the non-combustion heating type tobacco 10 When the non-combustion heating type tobacco 10 is inserted into the electric heating type device 20, the outer peripheral surface of the tobacco rod portion 11 comes into contact with the heater member 21 of the electric heating type device 20, and eventually the entire outer peripheral surface of the tobacco rod portion 11 and the chip paper A part of the outer peripheral surface of the above comes into contact with the heater member 21.
  • the heater member 21 of the electric heating type device 20 generates heat under the control of the control unit 23.
  • the heat is transferred to the tobacco rod portion 11 of the non-combustion heating type tobacco 10, the aerosol base material and the flavor component contained in the tobacco filling of the tobacco rod portion 11 volatilize.
  • the heater member 21 may be, for example, a sheet heater, a flat plate heater, or a tubular heater.
  • the sheet-shaped heater is a flexible sheet-shaped heater, and examples thereof include a heater containing a film of a heat-resistant polymer such as polyimide (thickness of about 20 ⁇ m to 225 ⁇ m).
  • the flat plate heater is a rigid flat plate heater (thickness of about 200 ⁇ m to 500 ⁇ m), and examples thereof include a heater having a resistance circuit on a flat plate base material and using the portion as a heat generating portion.
  • the tubular heater is a hollow or solid cylindrical heater (thickness of about 200 ⁇ m to 500 ⁇ m), and examples thereof include a heater having a resistance circuit on the outer peripheral surface of a cylinder made of metal or the like and having the portion as a heat generating portion. .. Further, a rod-shaped heater made of metal or the like having a resistance circuit inside and having the portion as a heat generating portion, and a cone-shaped heater can also be mentioned.
  • the cross-sectional shape of the tubular heater may be a circle, an ellipse, a polygon, a polygon with rounded corners, or the like. In the embodiment of heating the outer peripheral surface of the non-combustion heating type cigarette 10 as shown in FIG.
  • the above-mentioned sheet-shaped heater, flat plate-shaped heater, and tubular heater can be used.
  • the above-mentioned flat plate heater, columnar heater, and conical heater can be used.
  • the length of the heater member 21 in the long axis direction can be within the range of L ⁇ 5.0 mm when the length of the tobacco rod portion 11 in the long axis direction is L mm.
  • the length of the heater member 21 in the major axis direction sufficiently transfers heat to the tobacco rod portion 11 and sufficiently volatilizes the aerosol base material, flavor components, etc.
  • L mm contained in the tobacco filling, that is, from the viewpoint of aerosol delivery, L mm.
  • L + 0.5 mm or less L + 1.0 mm or less, L + 1.5 mm or less, L + 2.0 mm or less, L + 2.5 mm or less, L + 3 It is preferably 0.0 mm or less, L + 3.5 mm or less, L + 4.0 mm or less, L + 4.5 mm or less, or L + 5.0 mm or less.
  • the heating intensity such as the heating time and the heating temperature of the non-combustion heating type tobacco 10 by the heater member 21 can be set in advance for each of the electric heating type tobacco products 30. For example, by inserting the non-combustion heating type tobacco 10 into the electric heating type device 20 and then performing preheating for a certain period of time, the outer periphery of the portion of the non-combustion heating type tobacco 10 inserted into the electric heating type device 20 is performed. It can be heated in advance until the surface temperature reaches X (° C.), and then the temperature is maintained at a constant temperature of X (° C.) or lower.
  • the X (° C.) is preferably 80 ° C. or higher and 400 ° C.
  • the steam containing components derived from the aerosol base material, components derived from the flavor component, etc. generated from the tobacco rod portion 11 by heating by the heater member 21 is passed through the mouthpiece portion 14 composed of the cooling segment 12, the filter segment 13, and the like to the user. Reach the oral cavity.
  • the opening V provided in the cooling segment 12 is cooled as shown in FIG. 5 from the viewpoint of promoting the inflow of air from the outside and suppressing the retention of components and air generated by heating in the cooling segment 12. It is preferable that the segment 12 is present on the mouthpiece end side rather than the mouthpiece end side end (point indicated by the arrow X in the figure) of the region in contact with the electrically heated device 20. Further, the insertion port of the non-combustion heating type cigarette 10 of the electric heating type device 20 may be tapered as shown in FIG. 6 in order to facilitate the insertion of the non-combustion heating type cigarette 10. The end portion on the mouthpiece end side of the region in contact with the electrically heated device 20 is the position indicated by the arrow Y in the figure. Regarding the non-combustion heat-not-burn tobacco 10 in FIGS. 5 and 6, some reference numerals representing the respective configurations shown in FIGS. 1 to 4 are omitted.
  • Example 1 As a tobacco filling, a mixture of 7 mg / piece of menthol (7 mg per finally obtained non-combustion heat-not-burn tobacco), 15 g / 100 g of glycerin, and 4 g / 100 g of propylene glycol was prepared in advance. .. Using a high-speed winder, the tobacco filling was wound up with rolling paper (manufactured by Nippon Paper Papylia, basis weight 35 g / m 2 , thickness 52 ⁇ m). The stepped weight per piece was 0.8 g, the winding circumference was 22 mm, and the winding length was 68 mm.
  • the rolled-up tobacco rods were stored in plastic airtight containers with 200 pieces for each level.
  • the stored tobacco rod portion was cut to a length of 20 mm.
  • a tobacco rod portion, a paper tube (cooling segment) having a length of 20 mm, a center hole filter having a through hole (diameter 4.5 mm) having a length of 12 mm, and a cellulose acetate fiber having a length of 8 mm were filled.
  • a non-combustible heated cigarette having no pores is produced, and then the cooling segment side is formed from the boundary between the cooling segment and the filter segment.
  • Example 2 The same method as in Example 1 was applied except that the target to which the menthol was added was changed from the sheet tobacco chopping to the filter segment, and the non-combustion heat-not-burn tobacco of Example 2 was prepared.
  • Example 1 The same as in Example 1 except that the position where the opening is provided is changed from the boundary between the cooling segment and the filter segment to the position of 2 mm (22 mm from the mouth end of the non-combustion heated cigarette) in the direction toward the cooling segment. The method was applied to prepare a non-combustion heat-not-burn tobacco of Comparative Example 1.
  • Comparative Example 2 The same method as in Comparative Example 1 was applied except that the target to which the menthol was added was changed from the sheet tobacco chopping to the filter segment, and the non-combustion heat-not-burn tobacco of Comparative Example 2 was produced.
  • the present invention can provide non-combustion heat-not-burn tobacco and electrically heat-not-burn tobacco products with improved delivery of components produced by heating.
  • Non-combustion heating type tobacco 11 Tobacco rod part 12 Cooling segment 13 Filter segment 14 Mouthpiece part 15 Chip paper V Opening 20 Electric heating type device 21 Heater member 22 Battery unit 23 Control unit 24 Frame 30 Electric heating type tobacco product

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  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)

Abstract

La cigarette de type à chauffage sans combustion ayant une forme de tige comprend une partie tige de cigarette et une partie embout buccal. La partie embout buccal comprend un segment de refroidissement et un segment de filtre ayant un matériau de filtration ; dans la direction axiale de la cigarette de type à chauffage sans combustion, le segment de refroidissement est adjacent à la partie tige de cigarette et au segment de filtre et est pris en sandwich entre eux ; une ouverture est disposée de manière concentrique dans la direction circonférentielle du segment de refroidissement ; et l'ouverture est présente dans une région qui est éloignée d'au moins 4 mm, dans la direction du segment de refroidissement, de la limite du segment de refroidissement et du segment de filtre.
PCT/JP2021/043821 2020-12-24 2021-11-30 Cigarette de type à chauffage sans combustion et produit de cigarette de type à chauffage électrique Ceased WO2022138015A1 (fr)

Priority Applications (3)

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EP21910167.2A EP4268631A4 (fr) 2020-12-24 2021-11-30 Cigarette de type à chauffage sans combustion et produit de cigarette de type à chauffage électrique
JP2022572031A JP7659576B2 (ja) 2020-12-24 2021-11-30 非燃焼加熱式たばこ及び電気加熱式たばこ製品
JP2025054952A JP2025089539A (ja) 2020-12-24 2025-03-28 非燃焼加熱式たばこ及び電気加熱式たばこ製品

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JP2020-214724 2020-12-24
JP2020214724 2020-12-24

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WO2022138015A1 true WO2022138015A1 (fr) 2022-06-30

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EP (1) EP4268631A4 (fr)
JP (2) JP7659576B2 (fr)
WO (1) WO2022138015A1 (fr)

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JP2015508676A (ja) 2012-02-13 2015-03-23 フィリップ・モーリス・プロダクツ・ソシエテ・アノニム エアロゾル冷却要素を有するエアロゾル発生物品
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WO2014104078A1 (fr) 2012-12-28 2014-07-03 日本たばこ産業株式会社 Source de saveur pour produit de tabac du type à inhalation sans combustion, et produit de tabac du type à inhalation sans combustion
JP2017218699A (ja) 2016-06-09 2017-12-14 日本製紙パピリア株式会社 喫煙物品用巻紙
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WO2020213143A1 (fr) * 2019-04-18 2020-10-22 日本たばこ産業株式会社 Produit de tabac chauffé

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See also references of EP4268631A4

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JPWO2022138015A1 (fr) 2022-06-30
JP7659576B2 (ja) 2025-04-09
EP4268631A1 (fr) 2023-11-01
JP2025089539A (ja) 2025-06-12
EP4268631A4 (fr) 2024-11-27

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