WO2015177907A1 - Cigarette - Google Patents

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Publication number
WO2015177907A1
WO2015177907A1 PCT/JP2014/063590 JP2014063590W WO2015177907A1 WO 2015177907 A1 WO2015177907 A1 WO 2015177907A1 JP 2014063590 W JP2014063590 W JP 2014063590W WO 2015177907 A1 WO2015177907 A1 WO 2015177907A1
Authority
WO
WIPO (PCT)
Prior art keywords
filter
cigarette
thermochromic ink
heat
paper
Prior art date
Application number
PCT/JP2014/063590
Other languages
English (en)
Japanese (ja)
Inventor
佑一 松本
裕紀 里村
Original Assignee
日本たばこ産業株式会社
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 日本たばこ産業株式会社 filed Critical 日本たばこ産業株式会社
Priority to PCT/JP2014/063590 priority Critical patent/WO2015177907A1/fr
Publication of WO2015177907A1 publication Critical patent/WO2015177907A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24C—MACHINES FOR MAKING CIGARS OR CIGARETTES
    • A24C5/00—Making cigarettes; Making tipping materials for, or attaching filters or mouthpieces to, cigars or cigarettes
    • A24C5/60—Final treatment of cigarettes, e.g. marking, printing, branding, decorating
    • 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
    • A24D3/00—Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
    • A24D3/04—Tobacco smoke filters characterised by their shape or structure
    • 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
    • D—TEXTILES; PAPER
    • D21—PAPER-MAKING; PRODUCTION OF CELLULOSE
    • D21H—PULP COMPOSITIONS; PREPARATION THEREOF NOT COVERED BY SUBCLASSES D21C OR D21D; IMPREGNATING OR COATING OF PAPER; TREATMENT OF FINISHED PAPER NOT COVERED BY CLASS B31 OR SUBCLASS D21G; PAPER NOT OTHERWISE PROVIDED FOR
    • D21H27/00—Special paper not otherwise provided for, e.g. made by multi-step processes

Definitions

  • the present invention relates to a cigarette.
  • thermochromic ink to cigarette cigarette rods and winding members that wrap around the outer periphery of the filter (for example, wrapping paper that wraps cigarettes on cigarette rods, chip paper that wraps filters, etc.)
  • the application region of the thermochromic ink is thermally changed by the temperature change when the fire type approaches the application region of the thermochromic ink during smoking.
  • thermochromic ink in the cigarette, the temperature in the vicinity of the fire type is high, while the temperature rapidly decreases when it is a little away from the fire type. Therefore, when applying a thermochromic ink to a cigarette winding member, there are many restrictions on the type of the thermochromic ink to be used and its application area, and it cannot be said that the degree of freedom of selection is sufficiently wide. For example, when a thermochromic ink having a relatively low color change temperature due to heat sensitivity is used, the thermochromic ink may change color before smoking.
  • thermochromic ink applied to the winding member may change color before smoking. is there.
  • thermochromic ink having a relatively high color change temperature has the following problems.
  • the temperature of the thermochromic ink application area does not reach the ink discoloration temperature range, and thermal discoloration occurs.
  • the color ink does not change color.
  • the thermochromic ink changes color when the fire is in close proximity, but after the discoloration of the thermochromic ink, the application area burns out immediately. Therefore, it is difficult to say that the degree of appeal to smokers accompanying the discoloration of thermochromic ink is sufficiently high.
  • the present invention has been made in view of the above problems, and its purpose is to change the color of the thermochromic ink before smoking when applying the thermochromic ink to a winding member that winds the outer peripheral surface of the cigarette.
  • An object of the present invention is to provide a technique capable of accelerating the discoloration of the thermochromic ink at the time of smoking and increasing the degree of freedom with respect to the portion where the thermochromic ink is applied.
  • the present invention provides a hollow cavity portion in a filter in a cigarette, and discolors the winding member at a position corresponding to the cavity portion or a position closer to the front end of the cigarette than the cavity portion.
  • the reactive ink was applied.
  • the cigarette according to the present invention is a cigarette including a tobacco rod including a tobacco engraver and a filter connected to a rear end side of the tobacco rod, and is formed in a part of the filter.
  • a hollow cavity portion and a thermochromic portion formed on at least a part of a winding member that winds the outer peripheral surface of the tobacco rod and the filter, and is formed by applying a thermochromic ink to the outer surface of the winding member.
  • the heat-sensitive discoloration part is arranged at a position corresponding to the cavity part or on the front end side of the cigarette with respect to the cavity part in the longitudinal direction of the cigarette.
  • the ⁇ wrapping member '' for winding the tobacco rod and the outer peripheral surface of the filter includes a wrapping paper for wrapping the cigarette in the tobacco rod, a filter wrapping paper for winding the outer peripheral surface of the filter, and the like.
  • the thermosensitive discoloration part according to the present invention is formed by applying a thermochromic ink to the outer surface of the winding member, and discolors by the heat of fire type transferred via mainstream smoke during smoking.
  • the “discoloration” in the present specification includes an aspect (appearance) in which the thermochromic ink changes from colorless to colored, and an aspect (disappearance) in which the thermochromic ink changes from colored to colorless.
  • the “color change” includes a mode in which the thermochromic ink changes from a certain color to another color.
  • the filter paper is a general term for materials that wind the outer peripheral surface of the filter, and examples thereof include chip paper that is connected by winding the filter and the rear end side of the tobacco rod integrally.
  • thermochromic ink having a relatively high color change temperature refers to, for example, when a cigarette is exposed to a relatively high temperature environment such as in a vending machine, a bag, or a car in summer. The temperature at which it can be determined that the thermochromic ink applied to the winding member can be prevented from being discolored before smoking.
  • the heat-sensitive discoloration portion may be disposed at a position corresponding to the cavity portion in the longitudinal direction of the cigarette or at a position closer to the front end of the cigarette than the cavity portion, and winds the outer peripheral surface of the filter.
  • a heat-sensitive discoloration portion may be formed on either the filter paper or the paper for wrapping the cigarette.
  • the heat-sensitive discoloration part can be heated up to the discoloration temperature of the thermochromic ink immediately after smoking by the heat insulating function of the cavity.
  • thermochromic ink changes color the state after the ink changes color can be maintained for a relatively long time until the end of smoking. Therefore, the visual appeal to the smoker accompanying the discoloration of the thermochromic ink can be increased.
  • thermochromic ink when applying the thermochromic ink to the outer surface of the wrapping paper for wrapping the cigarette, even if the thermosensitive discoloration part is formed near the rear end of the cigarette rod, the heat insulation function of the cavity part allows smoking. Thereafter, the temperature of the thermochromic portion can be quickly reached up to the color change temperature of the thermochromic ink. That is, after the start of smoking, the thermochromic ink can be changed in a state where the application region of the thermochromic ink is relatively away from the position of the fire type. Thereby, the smoker can perceive the process in which the thermochromic ink changes color during smoking, and the state after the ink changes color can be maintained for a relatively long time until the end of smoking.
  • thermochromic ink the visual appeal to the smoker accompanying the discoloration of the thermochromic ink can be increased.
  • the discoloration of the thermochromic ink is promoted at the time of smoking, and the degree of freedom in selecting the portion where the thermochromic ink is applied Can be secured sufficiently.
  • the heat-sensitive discoloration portion in the present invention may be formed on a filter paper that wraps around the outer peripheral surface of the filter. Even when the tobacco rod accompanying smoking burns to the root (rear end), the filter paper that wraps around the outer periphery of the filter will not burn, so form a heat-sensitive discoloration on such filter paper. Thus, it is possible to maintain the state after discoloring the heat-sensitive discoloration portion during smoking for a long period of time. As a result, the degree of visual appeal to the smoker due to the discoloration of the thermochromic ink can be increased.
  • a pre-stage filtering material for filtering mainstream smoke may be connected to the pre-stage of the cavity portion in the filter.
  • the portion where the pre-filter material is disposed permeates the filter paper as compared to the hollow cavity portion.
  • the permeation amount of the outside air flowing into the filter is relatively reduced. Therefore, when cigarettes are smoked, the cavity front stage is maintained at a relatively higher temperature than the filter cavity. Therefore, the heat-sensitive color changing portion may be arranged at a position corresponding to the pre-filter material in the filter paper. According to this, the color change of the thermochromic ink can be promoted more remarkably.
  • the filter paper is provided with a ventilation hole for introducing outside air into the filter, and the ventilation hole is covered with a coating material that is melted by the heat of mainstream smoke during smoking. It may be.
  • the ventilation hole is covered with the coating material at the start of smoking, outside air is not introduced through the ventilation hole in the early stage of smoking, and the temperature of the heat-sensitive discoloration portion is quickly heated. The temperature can be raised to the color change temperature range of the color changeable ink. After the heat-sensitive discoloration portion is discolored, the coating material is melted by the heat of mainstream smoke during smoking, so that the inside and outside of the filter communicate with each other through the ventilation holes. As a result, outside air is introduced into the filter through the ventilation holes, and mainstream smoke can be diluted.
  • the temperature of the thermal discoloration part can be quickly raised to the discoloration temperature range of the thermochromic ink regardless of the position where the ventilation hole is disposed. The degree can be increased.
  • the melting temperature of the coating material is preferably higher than the color change temperature of the thermochromic ink. According to this, it can suppress that a coating material melt
  • outside air is passed into the filter at a position corresponding to the front-stage filter medium among the filter paper. You may make it perforate the ventilation hole for introducing.
  • ventilating holes are drilled in the filter paper, the outside air is more excessive in the position corresponding to the pre-filter material than in the case where the ventilation hole is positioned corresponding to the cavity. Introducing into the filter can be suppressed, and the thermochromic ink can be quickly discolored during smoking.
  • the wrapping paper for wrapping the outer peripheral surface of the tobacco rod may have an air permeability of 0 to 25 coresta units (CU: CORESTA Unit), and such a low air permeability type cutting wrapping paper.
  • CU CORESTA Unit
  • thermochromic ink when applying the thermochromic ink to the winding member that winds the outer peripheral surface of the cigarette, the discoloration of the thermochromic ink is promoted during smoking while suppressing the discoloration of the thermochromic ink before smoking.
  • FIG. 1 is an external view of a cigarette according to the first embodiment.
  • FIG. 2 is a longitudinal sectional view of the cigarette according to the first embodiment.
  • FIG. 3 is a view illustrating another aspect of the cigarette according to the first embodiment (1).
  • FIG. 4 is a diagram illustrating another aspect of the cigarette according to the first embodiment (2).
  • FIG. 5 is a longitudinal sectional view of a cigarette according to the second embodiment.
  • FIG. 6 is a diagram for explaining the specifications of the cigarette according to the embodiment.
  • FIG. 7 is a diagram illustrating a cigarette according to the embodiment.
  • FIG. 8 is a diagram illustrating the measurement result of the filter surface temperature according to Evaluation 1 of the example.
  • FIG. 9 is a diagram illustrating a measurement result of the filter surface temperature according to evaluation 2 of the example.
  • FIG. 1 is an external view of a cigarette 1 according to the first embodiment.
  • FIG. 2 is a longitudinal sectional view of the cigarette 1 according to the first embodiment.
  • the cigarette 1 is a cigarette with a filter including a cigarette rod 2 and a filter 4 connected to a rear end of the cigarette rod 2 via a chip paper 3.
  • the tobacco rod 2 is formed by winding a cigarette 21 with a wrapping paper 22 into a cylindrical shape (bar shape), and is also referred to as a “single roll”.
  • the filter 4 is a member for filtering smoke components contained in the mainstream smoke when passing the mainstream smoke generated when the cigarette 1 is smoked, and is a circle having substantially the same diameter as the tobacco rod 2. It is shaped like a column.
  • the entire periphery of the filter 4 is wound with the chip paper 3 and is connected to the rear end side of the tobacco rod 2 through the chip paper 3.
  • the chip paper 3 is connected (linked) by winding the end of the tobacco rod 2 and the entire filter 4 together.
  • the end connected to the filter 4 is referred to as “rear end”, and the opposite end is referred to as “front end”.
  • a “fire type” is formed by burning the front end side of the tobacco rod 2.
  • the end connected to the tobacco rod 2 is called “front end”, and the end opposite to the front end is called “mouth end”.
  • a front-stage filter segment 5, a hollow cavity portion 6, and a rear-stage filter segment 7 are connected from the front end side.
  • the front-stage filter segment 5 constitutes the front end portion of the filter 4
  • the rear-stage filter segment 7 constitutes the mouth end of the filter 4.
  • the front-stage filter segment 5 and the rear-stage filter segment 7 are filter media (filter materials) in which fiber bundles 51 and 71 of cellulose acetate formed in a columnar shape are wound with webs 52 and 72.
  • the front-stage filter segment 5 and the rear-stage filter segment 7 are not limited to cellulose acetate filters.
  • the front-stage filter segment 5 and the rear-stage filter segment 7 are integrally wound by a molding paper 8.
  • the forming paper 8 is a web used for fixing a plurality of filter segments together. A predetermined gap is sandwiched between the front-stage filter segment 5 and the rear-stage filter segment 7, and the molding paper 8 integrally winds them up to form a cavity 6 between the front-stage filter segment 5 and the rear-stage filter segment 7.
  • the filter 4 is wound by the chip paper 3 so as to cover the outer surface of the molding paper 8 in the filter 4.
  • the chip paper 3 corresponds to “filter wrapping paper” on which the outer peripheral surface of the filter 4 is wound.
  • the tip paper 3 is provided with ventilation holes 9 for introducing outside air into the filter 4.
  • the number, arrangement, and the like of the ventilation holes 9 can be freely changed.
  • a plurality of ventilation holes 9 are arranged at regular intervals in the circumferential direction of the filter 4. The outside air (air) taken into the filter 4 from the ventilation holes 9 dilutes the mainstream smoke flowing into the filter 4 from the tobacco rod 2.
  • the cigarette 1 is provided with a heat-sensitive discoloration part 10.
  • the heat-sensitive color changing portion 10 is formed on at least a part of a winding member that winds the outer peripheral surfaces of the tobacco rod 2 and the filter 4, and is configured by applying a thermochromic ink to the outer surface of the winding member.
  • a winding member is a member which winds the outer peripheral surface of the cigarette 1, and the cutting paper 22 and the chip paper 3 correspond to a winding member in this embodiment.
  • the heat-sensitive color changing portion 10 will be described in detail. In the example shown in FIG. 1, the heat-sensitive color changing portion is located on the outer surface of the chip paper 3 in the filter 4 and at a position corresponding to the front stage of the cavity 6 in the filter 4, that is, the front-stage filter segment 5. 10 is arranged.
  • thermochromic ink that forms the thermosensitive color changing portion 10 is applied to the outer surface of the chip paper 3, and various designs including arbitrary characters, figures, symbols, patterns, colors, or combinations thereof are applied by the thermochromic ink. Has been. In the example shown in FIG. 1, the design “GO!” Is given by the thermochromic ink, but the design given by the thermochromic ink is arbitrary as described above.
  • the cigarette 1 of the present embodiment thermally changes the color of the thermochromic ink related to the thermosensitive color changing unit 10 by heat transferred from the tobacco rod 2 through the mainstream smoke during smoking. In this way, by allowing the smoker to recognize the discoloration of the heat-sensitive discoloration unit 10, the smoker can be entertained visually or alerted.
  • the “color change” in the present specification includes an aspect in which a certain color changes from another color to another color, an aspect in which the color changes from colorless to colored (appearance), and an aspect in which the color changes from colorless to colorless (disappearance). Etc. are included.
  • the thermochromic ink a known temperature indicating ink (thermo ink) or the like can be suitably employed. Here, if a thermochromic ink having a relatively low color change temperature due to heat sensitivity is used, the thermochromic ink may change color before smoking.
  • thermochromic ink related to the thermosensitive color changing portion 10 is not smoked even if it is exposed to a relatively high temperature environment such as a vending machine in a summer, in a bag, or in a car ( A thermochromic ink having a color change temperature that does not change color during the presence of the cigarette 1 is used.
  • thermochromic ink having a relatively high color change temperature
  • the thermochromic ink is used. This temperature does not reach the discoloration temperature range, and the thermochromic ink may not discolor.
  • the cigarette 1 in this embodiment is provided with a hollow cavity portion 6 in the filter 4 in order to promote discoloration of the thermochromic ink during smoking while suppressing discoloration of the thermochromic ink before smoking.
  • a structure in which thermochromic ink is applied to a winding member at a position corresponding to the cavity portion 6 or a position closer to the front end of the cigarette 1 than the cavity portion 6 is employed.
  • the mainstream smoke generated by the burning of the tobacco 21 of the tobacco rod 2 flows into the filter 4 and sequentially passes through the front filter segment 5, the hollow cavity portion 6, and the rear filter segment 7. Then it is sucked into the smoker's mouth.
  • the filter 4 of the cigarette 1 is provided with a hollow cavity portion 6, the air in the cavity portion 6 functions as a heat insulating layer, and the diffusion of heat is suppressed, so that the cavity portion 6 and its front stage are provided.
  • the temperature of the part can be kept high.
  • thermochromic ink having a relatively high discoloration temperature is used for the thermochromic portion 10
  • the temperature in the thermochromic portion 10 reaches the discoloration temperature of the thermochromic ink by the heat insulating function of the cavity portion 6.
  • the thermochromic ink of the thermosensitive color changing portion 10 can be discolored.
  • it can accelerate
  • thermosensitive discoloration part 10 is formed in the chip paper 3 which winds the outer peripheral surface of the filter 4, when the tobacco rod 2 burns to the root (rear end) with smoking.
  • the thermosensitive discoloration part 10 formed in the chip paper 3 does not burn. Therefore, according to the cigarette 1 which concerns on this embodiment, the state after changing the thermal discoloration part 10 at the time of smoking can be maintained over a long period until it ends smoking. As a result, the degree of visual appeal to the smoker due to the discoloration of the thermochromic ink can be increased.
  • the portion where the pre-stage filter segment 5 is disposed as compared to the hollow cavity portion 6 permeates the chip paper 3 and flows into the filter 4.
  • the amount of inflow becomes relatively small. Therefore, when the cigarette 1 is smoked, the temperature at the position corresponding to the front-stage filter segment 5 (hereinafter also referred to as “cavity front-stage portion”) is maintained relatively higher than the temperature at the position corresponding to the cavity section 6. Is done.
  • the thermal discoloration part 10 is arrange
  • thermosensitive discoloration portion 10 is located at a position corresponding to the cavity portion 6 or a position closer to the front end of the cigarette 1 than the cavity portion 6.
  • the thermal color changing portion 10 may be formed at a position corresponding to the cavity portion 6 in the chip paper 3 (filter wrapping paper). The discoloration of such thermochromic ink can be promoted. Also in the embodiment shown in FIG.
  • thermochromic ink since the heat-sensitive color changing portion 10 does not burn, the state after changing the color of the heat-sensitive color changing portion 10 is long-term until the end of smoking, as in the embodiment shown in FIG. 1. Can be maintained. As a result, the degree of visual appeal to the smoker due to the discoloration of the thermochromic ink can be increased.
  • thermochromic portion 10 may be formed on the engraved wrapping paper 22 of the tobacco rod 2, and the discoloration of the thermochromic ink related to the thermochromic portion 10 is also promoted by such an aspect. it can.
  • the thermal discoloration portion 10 is formed on the engraved wrapping paper 22 in the vicinity of the rear end of the tobacco rod 2.
  • the color of the thermochromic ink can be changed at the stage where the region where the thermosensitive color changing portion 10 is formed is relatively distant from the fire type after the start of smoking.
  • thermochromic ink is not burned out immediately after the thermochromic ink of the thermochromic ink 10 is discolored, and the period from the discoloration of the thermochromic ink until the thermochromic ink 10 is burned out is prolonged. Can be secured over the entire range. As a result, the degree of visual appeal to the smoker due to the discoloration of the thermochromic ink can be increased.
  • the amount of tar of the cigarette 1 is adjusted by diluting the mainstream smoke with the outside air introduced into the filter 4 from the ventilation hole 9 drilled in the chip paper 3.
  • the amount of mainstream smoke flowing into the filter 4 from the tobacco rod 2 decreases. Therefore, if the amount of outside air introduced into the filter 4 through the ventilation hole 9 becomes excessive, there is a possibility that the amount of heat transmitted to the heat-sensitive discoloration portion 10 is insufficient.
  • the ventilation is provided at a position corresponding to the pre-stage filter segment 5 having a large ventilation resistance as compared with the case where the ventilation hole 9 is provided at a position corresponding to the hollow cavity portion 6 in the chip paper 3.
  • a hole 9 was provided.
  • an excessive amount of outside air from the ventilation holes 9 is suppressed from flowing into the filter 4.
  • it can suppress that the calorie
  • the air permeability of the engraved wrapping paper 22 which is an example of a winding member on which the heat-sensitive color changing portion 10 is formed will be described. If the amount of outside air that passes through the engraved wrapping paper 22 becomes too large, the amount of heat that is transmitted to the heat-sensitive discoloration part 10 during smoking may be insufficient. From the viewpoint of suppressing such problems, it is preferable to set the air permeability of the engraved wrapping paper 22 to 0 to 25 Cholesta Units (CU: CORESTA Unit).
  • the cigarette 1 is configured in such a manner that the engraved wrapping paper 22 is stacked in a plurality of layers, in the state where the engraved wrapping paper 22 is overlaid, it is positioned on the inner surface and the outermost layer of the engraved wrapping paper 22. It is defined as the flow rate of air that passes through 1 cm 2 of engraving paper per minute when the differential pressure with the outer surface of the engraving paper 22 is 100 mmH 2 O.
  • Smoking can be done by adjusting the air permeability of the engraving paper 22 to 0 to 25 Cholesta Units (CU) by using the low air permeability type engraving paper 22 or by making multiple windings of the engraving paper 22
  • the amount of outside air flowing into the tobacco rod 2 through the engraved paper 22 at the time can be reduced.
  • the cigarette 1 is smoked, it becomes easy to ensure the amount of heat transferred from the fire type to the heat-sensitive color changing portion 10, and the color change of the thermochromic ink forming the heat-sensitive color changing portion 10 can be preferably promoted.
  • FIG. 5 is a longitudinal sectional view of a cigarette 1A according to the second embodiment.
  • the cigarette 1A is the same as the cigarette 1 shown in FIG. 1 except that the ventilation holes 9 are covered with a coating material 11 that melts by the heat of mainstream smoke during smoking.
  • the melting temperature of the coating material 11 is set to a temperature higher than the color change temperature of the thermochromic ink that forms the thermosensitive color changing portion 10.
  • the coating material 11 may be a solid at room temperature, and may be a substance that liquefies or vaporizes when exposed to a temperature of 50 to 60 ° C. or higher, such as oils and fats such as paraffin and wax, low melting point, etc. Examples include synthetic resins.
  • a coating material 11 such as paraffin or wax is applied to the outer surface side of the chip paper 3 so as to close the ventilation hole 9, but the coating material 11 is applied to the inner surface side of the chip paper 3. By doing so, the ventilation hole 9 may be closed.
  • thermochromic portion 10 can be quickly raised to the color changing temperature range of the thermochromic ink.
  • fever of the mainstream smoke at the time of smoking the inside and outside of the filter 4 come to communicate via the ventilation hole 9.
  • the outside air is introduced into the filter 4 through the ventilation hole 9 and mainstream smoke can be diluted.
  • the temperature of the thermosensitive color changing portion 10 can be quickly raised to the color changing temperature range of the thermochromic ink regardless of the position where the ventilation hole 9 is disposed. That is, according to the cigarette 1A according to the present embodiment, the degree of freedom of the position of the ventilation hole 9 can be increased.
  • FIG. 7 is a diagram illustrating a cigarette according to the embodiment.
  • FIG. 8 is a diagram illustrating a measurement result of the filter surface temperature according to the example.
  • the cigarette according to the example was manufactured such that the front-stage filter segment, the cavity portion, and the rear-stage filter segment are connected in series from the front end side of the filter.
  • the length of the front-stage filter segment is L1, the length of the cavity portion is L2, and the length of the rear-stage filter segment is L3.
  • the dimensions of L1 to L3 are different as shown in FIG.
  • the smoking test was conducted in accordance with the standard smoking conditions of the International Organization for Standardization (ISO).
  • the standard smoking conditions of ISO are defined as smoke absorption (1 puff) every 60 seconds for each cigarette under an environment where the wind speed is 0.2 m / s, the room temperature is 22 ° C., and the humidity is 60%. More specifically, 35 ml of smoke is absorbed for 2 seconds per puff, and the interval from the end of a certain puff to the start of the next puff is set to 58 seconds.
  • the temperature measurement point in each cigarette was measured at a position 28 mm from the mouth end of the filter corresponding to the position where the logo was applied, assuming that the ink was applied on the logo.
  • the length of the filter of each cigarette which concerns on an Example was 27 mm, and the ventilation hole was not provided.
  • FIG. 8 shows the measurement result of the filter surface temperature at the above temperature measurement point when the fifth puff was performed in the smoking test.
  • Ctrl shown in FIG. 8 is a control cigarette in which no cavity is provided and an acetate filter is used over the entire section of the filter (length: 27 mm).
  • the filter surface temperature at the temperature measurement point was higher than that of the control cigarette.
  • the filter surface temperature at the time of smoking becomes high by providing a hollow cavity part in a filter.
  • the filter surface temperature of Example 3 in which the length L1 of the pre-stage filter segment was 10 mm was the highest, and the heat insulating function of the cavity portion provided in the filter became remarkable.
  • Example 4 the ventilation hole was opened at a position corresponding to the preceding filter segment, and in Example 5, the ventilation hole was opened at a position corresponding to the cavity part.
  • Example 3 and a control cigarette it is the same as that of evaluation 1.
  • the test conditions of the smoking test in Evaluation 2 are the same as those in Evaluation 1.
  • Example 4 in which ventilation holes are opened at positions corresponding to the preceding filter segment is an example in which ventilation holes are opened at positions corresponding to the cavity portions. Compared to Example 5, the filter surface temperature during smoking was higher, and it was found that the position at which the ventilation holes are opened affects the filter surface temperature.
  • the ventilation resistance of the cavity portion is smaller than the ventilation resistance of the pre-stage filter segment, the position corresponding to the pre-stage filter segment as compared with the fifth embodiment in which the ventilation hole is opened at the position corresponding to the cavity section. It can be considered that the filter surface temperature of Example 4 was higher than that of Example 5 in Example 4 in which the ventilation holes were opened, because the amount of outside air flowing through the ventilation holes was reduced. Therefore, it is preferable to provide the ventilation hole in the filter at a position corresponding to the front filter segment, thereby suppressing the decrease in the filter surface temperature and ensuring the dilution of the mainstream smoke and the ventilation resistance, and the low tar product. Can be designed.

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Abstract

L'invention concerne une technique mise en oeuvre lors de l'application d'une encre thermochromique sur un élément d'enveloppement servant à envelopper la surface circonférentielle extérieure d'une cigarette, afin de limiter le changement de couleur de l'encre thermochromique avant que la cigarette soit fumée et d'activer un changement de couleur de l'encre thermochromique pendant que la cigarette est fumée, et qui permet d'augmenter le degré de liberté quant à l'endroit où l'encre thermochromique est appliquée. La cigarette est également pourvue d'une section cavité creuse, formée dans une partie du filtre, et d'une section détection de chaleur à changement de couleur, qui est formée sur au moins une partie d'un élément d'enveloppement servant à envelopper les surfaces circonférentielles extérieures du boudin de tabac et du filtre, et est obtenue par l'application d'encre thermochromique sur la surface extérieure dudit élément d'enveloppement. La section détection de chaleur à changement de couleur est placée dans une position correspondant à la section cavité, ou plus près de l'extrémité avant de la cigarette que ladite section cavité dans la direction longitudinale de la cigarette.
PCT/JP2014/063590 2014-05-22 2014-05-22 Cigarette WO2015177907A1 (fr)

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CN106617285A (zh) * 2016-09-27 2017-05-10 湖北中烟工业有限责任公司 一种变色烟用香料珠及其制备方法
CN107474960A (zh) * 2017-08-29 2017-12-15 上海华宝生物科技有限公司 一种卷烟烟气敏感变色释香颗粒的生产方法
CN109105954A (zh) * 2018-09-27 2019-01-01 上海烟草集团有限责任公司 一种温变变色卷烟滤嘴
CN109497617A (zh) * 2018-11-14 2019-03-22 云南中烟工业有限责任公司 一种具有指示功能的加热不燃烧卷烟烟支
WO2019130446A1 (fr) 2017-12-26 2019-07-04 日本たばこ産業株式会社 Article à fumer à filtre
WO2019211890A1 (fr) * 2018-05-01 2019-11-07 日本たばこ産業株式会社 Papier à rouler pour produit à fumer de type à chauffage sans combustion, produit à fumer de type à chauffage sans combustion, et système à fumer de type à chauffage électrique
US20210007403A1 (en) * 2018-04-09 2021-01-14 Philip Morris Products S.A. Aerosol-generating article having a thermal indicator
CN113679094A (zh) * 2020-05-14 2021-11-23 云南中烟工业有限责任公司 一种具有显示信息功能的烟支
JPWO2022045121A1 (fr) * 2020-08-25 2022-03-03
RU2774111C2 (ru) * 2018-05-01 2022-06-15 Джапан Тобакко Инк. Сигаретная бумага для нагреваемого курительного изделия негорящего типа, нагреваемое курительное изделие негорящего типа и курительная система электронагревательного типа
JPWO2022210880A1 (fr) * 2021-03-31 2022-10-06
JP2023502301A (ja) * 2020-10-23 2023-01-24 ケーティー アンド ジー コーポレイション 液状組成物を含むエアロゾル生成物品及びそれを含むエアロゾル生成システム
US11944118B2 (en) 2018-11-23 2024-04-02 Kt&G Corporation Aerosol-generating article and aerosol-generating systems

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Cited By (26)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106617285B (zh) * 2016-09-27 2019-11-08 湖北中烟工业有限责任公司 一种变色烟用香料珠及其制备方法
CN106617285A (zh) * 2016-09-27 2017-05-10 湖北中烟工业有限责任公司 一种变色烟用香料珠及其制备方法
CN107474960A (zh) * 2017-08-29 2017-12-15 上海华宝生物科技有限公司 一种卷烟烟气敏感变色释香颗粒的生产方法
WO2019130446A1 (fr) 2017-12-26 2019-07-04 日本たばこ産業株式会社 Article à fumer à filtre
US11717023B2 (en) 2017-12-26 2023-08-08 Japan Tobacco Inc. Filtered smoking article
US20210007403A1 (en) * 2018-04-09 2021-01-14 Philip Morris Products S.A. Aerosol-generating article having a thermal indicator
WO2019211890A1 (fr) * 2018-05-01 2019-11-07 日本たばこ産業株式会社 Papier à rouler pour produit à fumer de type à chauffage sans combustion, produit à fumer de type à chauffage sans combustion, et système à fumer de type à chauffage électrique
CN112055546A (zh) * 2018-05-01 2020-12-08 日本烟草产业株式会社 非燃烧加热型吸烟物品用的卷纸、非燃烧加热型吸烟物品以及电加热型吸烟系统
JPWO2019211890A1 (ja) * 2018-05-01 2021-01-07 日本たばこ産業株式会社 非燃焼加熱型喫煙物品用の巻紙、非燃焼加熱型喫煙物品及び電気加熱型喫煙システム
CN112055546B (zh) * 2018-05-01 2024-04-02 日本烟草产业株式会社 非燃烧加热型吸烟物品用的卷纸、非燃烧加热型吸烟物品以及电加热型吸烟系统
JP2022050552A (ja) * 2018-05-01 2022-03-30 日本たばこ産業株式会社 非燃焼加熱型喫煙物品用の巻紙、非燃焼加熱型喫煙物品及び電気加熱型喫煙システム
RU2774111C2 (ru) * 2018-05-01 2022-06-15 Джапан Тобакко Инк. Сигаретная бумага для нагреваемого курительного изделия негорящего типа, нагреваемое курительное изделие негорящего типа и курительная система электронагревательного типа
CN109105954A (zh) * 2018-09-27 2019-01-01 上海烟草集团有限责任公司 一种温变变色卷烟滤嘴
CN109497617A (zh) * 2018-11-14 2019-03-22 云南中烟工业有限责任公司 一种具有指示功能的加热不燃烧卷烟烟支
US11944118B2 (en) 2018-11-23 2024-04-02 Kt&G Corporation Aerosol-generating article and aerosol-generating systems
CN113679094A (zh) * 2020-05-14 2021-11-23 云南中烟工业有限责任公司 一种具有显示信息功能的烟支
WO2022045121A1 (fr) * 2020-08-25 2022-03-03 日本たばこ産業株式会社 Produit à base de tabac à chauffage sans combustion, et article à base de tabac chauffé électriquement
WO2022044116A1 (fr) * 2020-08-25 2022-03-03 日本たばこ産業株式会社 Produit à base de tabac à chauffage sans combustion, et article à base de tabac chauffé électriquement
JPWO2022045121A1 (fr) * 2020-08-25 2022-03-03
JP2023502301A (ja) * 2020-10-23 2023-01-24 ケーティー アンド ジー コーポレイション 液状組成物を含むエアロゾル生成物品及びそれを含むエアロゾル生成システム
JP7477118B2 (ja) 2020-10-23 2024-05-01 ケーティー アンド ジー コーポレイション 液状組成物を含むエアロゾル生成物品及びそれを含むエアロゾル生成システム
JPWO2022210882A1 (fr) * 2021-03-31 2022-10-06
JPWO2022210883A1 (fr) * 2021-03-31 2022-10-06
JP7274055B2 (ja) 2021-03-31 2023-05-15 日本たばこ産業株式会社 非燃焼加熱式香味吸引物品及び非燃焼加熱式香味吸引製品
JP7274672B2 (ja) 2021-03-31 2023-05-16 日本たばこ産業株式会社 非燃焼加熱式香味吸引物品及び非燃焼加熱式香味吸引製品
JPWO2022210880A1 (fr) * 2021-03-31 2022-10-06

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