WO2020105942A1 - Cigarette et dispositif de génération d'aérosol pour cigarette - Google Patents

Cigarette et dispositif de génération d'aérosol pour cigarette

Info

Publication number
WO2020105942A1
WO2020105942A1 PCT/KR2019/015419 KR2019015419W WO2020105942A1 WO 2020105942 A1 WO2020105942 A1 WO 2020105942A1 KR 2019015419 W KR2019015419 W KR 2019015419W WO 2020105942 A1 WO2020105942 A1 WO 2020105942A1
Authority
WO
WIPO (PCT)
Prior art keywords
cigarette
porosity
aerosol
segment
rod
Prior art date
Application number
PCT/KR2019/015419
Other languages
English (en)
Korean (ko)
Inventor
황중섭
고동균
노재성
정봉수
최상원
Original Assignee
주식회사 케이티앤지
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 주식회사 케이티앤지 filed Critical 주식회사 케이티앤지
Priority to US16/976,973 priority Critical patent/US20210000175A1/en
Priority to EP19886799.6A priority patent/EP3847915A4/fr
Priority to CN201980014951.5A priority patent/CN111741689A/zh
Priority to JP2020544491A priority patent/JP7088595B2/ja
Publication of WO2020105942A1 publication Critical patent/WO2020105942A1/fr

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Classifications

    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/20—Devices using solid inhalable precursors
    • 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
    • A24D1/04—Cigars; Cigarettes with mouthpieces or filter-tips
    • A24D1/045—Cigars; Cigarettes with mouthpieces or filter-tips with smoke filter means
    • 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
    • A24D3/02—Manufacture of tobacco smoke filters
    • A24D3/0275—Manufacture of tobacco smoke filters for filters with special features
    • A24D3/0279—Manufacture of tobacco smoke filters for filters with special features with tubes
    • 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
    • A24D3/02—Manufacture of tobacco smoke filters
    • A24D3/0275—Manufacture of tobacco smoke filters for filters with special features
    • A24D3/0287—Manufacture of tobacco smoke filters for filters with special features for composite filters
    • 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
    • A24D3/06—Use of materials for tobacco smoke filters
    • A24D3/08—Use of materials for tobacco smoke filters of organic materials as carrier or major constituent
    • A24D3/10—Use of materials for tobacco smoke filters of organic materials as carrier or major constituent of cellulose or cellulose derivatives
    • 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
    • A24D3/17—Filters specially adapted for simulated smoking devices
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/30—Devices using two or more structurally separated inhalable precursors, e.g. using two liquid precursors in two cartridges
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/40—Constructional details, e.g. connection of cartridges and battery parts
    • A24F40/46—Shape or structure of electric heating means
    • 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
    • A24F40/50—Control or monitoring
    • 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
    • A24F40/50—Control or monitoring
    • A24F40/57—Temperature control

Definitions

  • One or more embodiments relate to cigarettes and aerosol generating devices for cigarettes.
  • a cigarette having a filter having a porosity greater than the porosity of the filter positioned in the front may be provided at the rear.
  • the cigarette is adjacent to the tobacco rod, the first end of the tobacco rod, the first air flow transmission element having the first porosity, and the second end of the tobacco rod, greater than or equal to the first porosity It includes a second air flow transmission element having a second porosity, the second porosity may be 30% or more.
  • the first porosity may be 10% or more and 30% or less.
  • the ratio of the second porosity to the first porosity may be 1 or more and less than 3.
  • the second airflow transmission element may be in the form of a tube having an inner diameter formed by hollows.
  • the ratio of the inner diameter to the outer diameter of the second airflow transmission element may be 55% or more.
  • the inner diameter may be 3.0 mm or more and 4.5 mm or less.
  • the first airflow transfer element and the second airflow transfer element can include cellulose acetate.
  • the aerosol-generating device comprises a cigarette rod, a shear plug adjacent to the front end of the cigarette rod and having a first porosity, and a filter having a second porosity greater than or equal to the first porosity, adjacent to the rear end of the cigarette rod A rod, the second porosity of the heating unit for heating a cigarette of 30% or more, vaporizing the liquid composition to generate an aerosol, and the operation of the vaporizer and the heating unit and the vaporizer to deliver the aerosol into the cigarette through a shear plug It may include a control unit for controlling the.
  • the cigarette has a porosity greater than the porosity of the filter positioned in the front, and is disposed at the rear, so that the surface temperature of the mainstream smoke and the cigarette can be cooled to a safe temperature.
  • FIG. 1 is a perspective view of a drawing according to an embodiment.
  • FIG. 2 is a perspective view of a cigarette according to another embodiment.
  • 3 to 4 are views showing examples in which a cigarette is inserted into the aerosol-generating device.
  • FIG. 5 is a cross-sectional view taken along line A-A 'showing the flow of air through the cigarette of FIG. 1.
  • FIG. 6 is a cross-sectional view taken along the line B-B 'and the line C-C' of the cigarette of FIG. 1.
  • FIG. 7 is a view showing a point where the temperature of the mainstream smoke and the surface temperature of the cigarette are measured in a cigarette according to an embodiment.
  • the cigarette is adjacent to the tobacco rod, the first end of the tobacco rod, the first air flow transmission element having the first porosity, and the second end of the tobacco rod, greater than or equal to the first porosity It includes a second air flow transmission element having a second porosity, the second porosity may be 30% or more.
  • the aerosol-generating device comprises a cigarette rod, a shear plug adjacent to the front end of the cigarette rod and having a first porosity, and a filter having a second porosity greater than or equal to the first porosity, adjacent to the rear end of the cigarette rod A rod, the second porosity of the heating unit for heating a cigarette of 30% or more, vaporizing the liquid composition to produce an aerosol, and the operation of the vaporizer and the heating unit and the vaporizer to deliver the aerosol into the cigarette through a shear plug It may include a control unit for controlling the.
  • aerosol-generating article may mean a substance capable of generating an aerosol, such as a cigarette (cigarette) or cigar.
  • the aerosol-generating article can include an aerosol-generating material or an aerosol-forming substrate.
  • the aerosol-generating article may include a solid material based on tobacco raw materials such as platy leaf tobacco, cut filler, and reconstituted tobacco. Aerosols can include volatile compounds.
  • upstream or “front” means the direction away from the user's bend smoking the aerosol-generating article
  • downstream or “rear” means the direction closer to the user's bend smoking the aerosol-generating article. it means.
  • FIG. 1 is a perspective view of a drawing according to an embodiment.
  • the cigarette 3 includes a cigarette rod 31, a filter rod 32, and a shear plug 33.
  • the tobacco rod 31 includes tobacco material and aerosol-generating material.
  • the tobacco material may be tobacco.
  • the filter rod 32 may be adjacent to the end of the cigarette rod 31.
  • the filter rod 32 may be adjacent to the rear end of the cigarette rod 31.
  • the filter rod 32 may be composed of a single segment or a plurality of segments.
  • the filter rod 32 may include a first segment 321 that cools the aerosol and a second segment 322 that filters certain components contained in the aerosol.
  • the front end plug 33 may be adjacent to the end of the tobacco rod 31.
  • the front end plug 33 may be located on one side of the tobacco rod 31 opposite the filter rod 32.
  • the front end plug 33 may be adjacent to the front end of the tobacco rod 31.
  • the front end plug 33 can prevent the cigarette rod 31 from escaping to the outside, and the aerosol liquefied from the cigarette rod 31 flows into the aerosol-generating device (1 in FIGS. 1 to 3) during smoking. Can be prevented.
  • the cigarette 3 can be packaged by at least one wrapper 35.
  • the wrapper 35 may surround the cigarette 3.
  • the diameter of the cigarette 3 is within the range of 5 mm to 9 mm, and the length may be about 48 mm, but is not limited thereto.
  • the cigarette rod 31 is, for example, glycerin, propylene glycol, ethylene glycol, ethylene glycol, di It may include at least one of propylene glycol, diethylene glycol, triethylene glycol, tetraethylene glycol and oleyl alcohol, but is not limited thereto.
  • the tobacco rod 31 may contain other additives, such as flavoring agents, wetting agents and / or organic acids.
  • a flavoring solution such as menthol or moisturizer may be added to the tobacco rod 31 by spraying it onto the tobacco rod 31.
  • the cigarette rod 31 may be manufactured in various ways.
  • the tobacco rod 31 may be made of a sheet or may be made of strands.
  • the tobacco rod 31 may be made of cut tobacco cut into cut grass.
  • the tobacco rod 31 may be surrounded by a heat-conducting material.
  • the heat conducting material can be a cellulose acetate filter.
  • the shape of the filter rod 32 is not limited.
  • the filter rod 32 may be a cylindrical type rod or a tube type rod including a hollow inside.
  • the filter rod 32 may be a recessed type rod. If the filter rod 32 is composed of a plurality of segments, at least one of the segments may be manufactured in a different shape.
  • the first segment 321 of the filter rod 32 may cool the aerosol generated by the heating unit 13 heating the cigarette rod 31. Therefore, the user can inhale the aerosol cooled to a suitable temperature.
  • the first segment 321 may be a filter that blocks certain components, such as foreign matter, in the process of passing gas from the tobacco rod through the second segment 322.
  • first segment 321 may be an airflow transmission element that delivers the gas from its front end to the rear end by providing a path through which the gas discharged from the tobacco rod moves.
  • the first segment 321 may include an empty space through which the gas can move.
  • the empty space may be hollow or have a polygonal cross section, and may be a passage extending in the longitudinal direction.
  • the empty space may be a plurality of small holes formed as the first segment 321 is made of a porous material.
  • the porosity of the first segment 321 may be variously determined by the empty space.
  • the porosity may be a ratio of an area occupied by the empty space among the entire cross-sectional areas of the first segment 321. It can be designed considering the cooling effect of airflow and the amount of nicotine transfer.
  • the empty space and porosity may be designed in various shapes and numbers, and the embodiments will be described in more detail through FIG. 6.
  • the length or diameter of the first segment 321 may be variously determined according to the shape of the cigarette 3.
  • the length of the first segment 321 may be suitably employed within a range of 7 mm to 20 mm.
  • the length of the first segment 321 may be about 14 mm, but is not limited thereto.
  • the first segment 321 of the filter rod 32 may be a cellulose acetate filter.
  • the first segment 321 may be manufactured by inserting a structure such as a film or tube of the same or different material inside (eg, hollow).
  • the first segment 321 may be a tube-shaped structure including a hollow inside.
  • the heating unit 13 When the heating unit 13 is inserted by the first segment 321, the phenomenon in which the internal material of the cigarette rod 210 is pushed back may be prevented, and a cooling effect of the aerosol may also be generated.
  • the diameter of the hollow included in the first segment 321 may be an appropriate diameter within the range of 2mm to 4.5mm, but is not limited thereto.
  • the first segment 321 may be manufactured by weaving a polymer fiber.
  • a flavoring liquid may be applied to fibers made of a polymer.
  • the first segment 321 may be manufactured by weaving together fibers made of a polymer and separate fibers coated with a flavoring solution.
  • the first segment 321 may be formed by a crimped polymer sheet. Thereby, the surface area in contact with the aerosol can be increased. Therefore, the aerosol cooling effect of the cooling structure 830 can be further improved.
  • the polymer is a group consisting of polyethylene (PE), polypropylene (PP), polyvinyl chloride (PVC), polyethylene terephthalate (PET), polylactic acid (PLA), cellulose acetate (CA) and aluminum foil. It can be made of a material selected from.
  • the first segment 321 may include singular or plural channels extending in the longitudinal direction.
  • a channel means a passage through which a gas (eg, air or aerosol) passes.
  • a thread containing a volatile flavor component may be included in the first segment 321.
  • the volatile flavor component may be menthol, but is not limited thereto.
  • the second segment 322 of the filter rod 32 may be a cellulose acetate filter.
  • the length of the second segment 322 can be suitably employed within a range of 4 mm to 20 mm.
  • the length of the second segment 322 may be about 14 mm or about 12 mm, but is not limited thereto.
  • the flavor may be produced by spraying a fragrance liquid to the second segment 322.
  • a separate fiber coated with a fragrance liquid may be inserted into the second segment 322.
  • the aerosol generated in the tobacco rod 31 is cooled as it passes through the first segment 321, and the cooled aerosol is delivered to the user through the second segment 322. Accordingly, when a flavoring element is added to the second segment 322, an effect of enhancing the persistence of flavor delivered to the user may be generated.
  • the front end plug 33 may be an airflow delivery element that delivers the gas from its front end to the rear end by providing a path through which the gas discharged from the tobacco rod moves.
  • the front end plug 33 may include an empty space through which the gas can move.
  • the empty space may be hollow or have a polygonal cross section, and may be a passage extending in the longitudinal direction.
  • the empty space may be a plurality of small holes formed as the shear plug 33 is made of a porous material.
  • Porosity of the shear plug 33 may be variously determined by the empty space.
  • the porosity may be a ratio of the area occupied by the empty space among the entire cross-sectional areas of the front end plug 33. It can be designed considering the cooling effect of airflow and the amount of nicotine transfer.
  • the empty space and porosity may be designed in various shapes and numbers, and the embodiments will be described in more detail through FIG. 6.
  • the porosity of the shear plug 33 may be designed to be smaller than the porosity of the first segment 321. As a result, the airflow that has passed through the front end plug 33 can expand while passing through the first segment 321, thereby obtaining an effect of cooling the airflow and increasing the amount of nicotine migration. This will be described later in more detail with reference to FIG. 5.
  • the shear plug 33 may be made of cellulose acetate. Also, if necessary, the shear plug 33 may include at least one channel, and the cross-sectional shape of the channel may be variously manufactured.
  • FIG. 2 is a perspective view of a cigarette according to another embodiment.
  • the wrapper 35 may include a plurality of wrappers surrounding each segment.
  • the front end plug 33 is packaged by the first wrapper 351
  • the cigarette rod 31 is packaged by the second wrapper 352
  • the first segment (by the third wrapper 353) 321) is packaged
  • the second segment 322 may be packaged by the fourth wrapper 354.
  • the entire cigarette 3 may be repackaged by the fifth wrapper 355.
  • the first wrapper 351 may be a metal foil such as aluminum foil combined with a general filter wrapper.
  • the second wrapper 352 and the third wrapper 353 may be made of a general filter wrapper.
  • the second wrapper 352 and the third wrapper 353 may be porous wrapper or non-porous wrapper.
  • At least one perforation 36 may be formed in the wrapper 35. Air outside the cigarette 3 may be introduced into the cigarette 3 through the perforations 36 formed in the wrapper 35.
  • the location where the perforation 36 is formed can vary.
  • the perforations 36 may be formed in the fifth wrapper 355.
  • the air introduced through the fifth wrapper 355 may pass through the inner wrapper wrapped by the fifth wrapper 355 and flow into the cigarette 3.
  • the perforation 36 may be formed in an area surrounding the filter rod 32.
  • the perforation 36 may be formed in an area surrounding the first segment 321.
  • the air introduced through the perforation 36 serves to cool the heated air and cool the surface of the filter rod 32 before the heated air passing through the cigarette rod 31 reaches the user's bend. You can do
  • the number of perforations 36 may vary. For example, three perforations 36 may be formed, or nine perforations 36 may be formed. At this time, the separation distance between each of the perforations 36 may be constant, or may be formed according to different separation distances having a constant pattern.
  • 3 to 4 are views showing examples in which a cigarette is inserted into the aerosol-generating device.
  • the aerosol-generating device 1 includes a battery 11, a control unit 12, and a heating unit 13.
  • the aerosol-generating device 1 further includes a vaporizer 14.
  • the cigarette 3 may be inserted into the inner space of the aerosol-generating device 1.
  • the aerosol-generating device 1 shown in FIGS. 3 to 4 shows components related to the present embodiment. Therefore, those of ordinary skill in the art related to this embodiment may understand that other general-purpose components other than those shown in FIGS. 3 to 4 may be further included in the aerosol-generating device 1. .
  • FIG. 4 is shown as including the heating unit 13 in the aerosol-generating device 1, the heating unit 13 may be omitted if necessary.
  • the battery 11, the control unit 12 and the heating unit 13 are shown as being arranged in a line.
  • the battery 11, the control unit 12, the vaporizer 14 and the heating unit 13 are shown arranged in a line.
  • the internal structure of the aerosol-generating device 1 is not limited to that shown in FIGS. 3 to 4. In other words, depending on the design of the aerosol-generating device 1, the arrangement of the battery 11, the control unit 12, the heating unit 13 and the vaporizer 14 can be arranged in parallel or changed to other arrangement types. have.
  • the aerosol-generating device 1 may generate an aerosol by operating the heating unit 13 and / or the vaporizer 14.
  • the aerosol generated by the heating unit 13 and / or the vaporizer 14 passes through the cigarette 3 and is delivered to the user.
  • the aerosol-generating device 1 can heat the heating unit 13.
  • the battery 11 supplies power used to operate the aerosol-generating device 1.
  • the battery 11 may supply power so that the heating unit 13 or the vaporizer 14 can be heated, and may supply power necessary for the control unit 12 to operate.
  • the battery 11 may supply power required for the display, sensor, motor, and the like installed in the aerosol generating device 1 to operate.
  • the control unit 12 overall controls the operation of the aerosol-generating device 1. Specifically, the control unit 12 controls the operation of the battery 11, the heating unit 13 and the vaporizer 14, as well as other components included in the aerosol-generating device 1. In addition, the control unit 12 may determine the state of each of the components of the aerosol-generating device 1 to determine whether the aerosol-generating device 1 is in an operable state.
  • the control unit 12 includes at least one processor.
  • the processor may be implemented as an array of multiple logic gates, or a combination of a general-purpose microprocessor and a memory in which programs executable on the microprocessor are stored.
  • programs executable on the microprocessor are stored.
  • those skilled in the art to which this embodiment belongs may understand that it may be implemented with other types of hardware.
  • the heating unit 13 may be heated by electric power supplied from the battery 11. For example, when the cigarette 3 is inserted into the aerosol-generating device 1, the heating unit 13 may be located outside the cigarette 3. Therefore, the heated heating unit 13 may increase the temperature of the aerosol-generating material in the cigarette 3.
  • the heating unit 13 may be an electric resistive heater.
  • the heating unit 13 includes an electrically conductive track, and as the current flows through the electrically conductive track, the heating unit 13 may be heated.
  • the heating unit 13 is not limited to the above-described example, and may be applicable without limitation as long as it can be heated to a desired temperature.
  • the desired temperature may be preset in the aerosol-generating device 1, or may be set to a desired temperature by the user.
  • the heating unit 13 may be an induction heating heater.
  • the heating unit 13 may include an electrically conductive coil for heating the cigarette 3 in an induction heating method, and the cigarette 3 may include a susceptor that can be heated by an induction heating heater. have.
  • the heating unit 13 may include a tubular heating element, a plate-shaped heating element, a needle-shaped heating element, or a rod-shaped heating element, depending on the shape of the heating element, inside or outside the cigarette 3 Can be heated.
  • a plurality of heating units 13 may be disposed in the aerosol-generating device 1. At this time, the plurality of heating units 13 may be disposed to be inserted into the cigarette 3 or may be disposed outside the cigarette 3. In addition, some of the plurality of heating parts 13 may be disposed to be inserted into the cigarette 3, and the rest may be disposed outside the cigarette 3. In addition, the shape of the heating unit 13 is not limited to the shapes shown in FIGS. 3 to 4, and may be manufactured in various shapes.
  • the aerosol-generating device may further include a vaporizer 14.
  • the vaporizer 14 may generate an aerosol by heating the liquid composition, and the generated aerosol may be delivered to the user through the cigarette 3.
  • the aerosol generated by the vaporizer 14 can move along the airflow passage of the aerosol-generating device 1, and the aerosol generated by the vaporizer 14 passes through the cigarette 3 It can be configured to be delivered to the user.
  • vaporizer 14 may include, but is not limited to, a liquid reservoir, a liquid delivery means, and a heating element.
  • the liquid reservoir, liquid delivery means and heating elements may be included in the aerosol-generating device 1 as independent modules.
  • the liquid storage unit may store a liquid composition.
  • the liquid composition may be a liquid containing a tobacco-containing substance containing a volatile tobacco flavor component, or may be a liquid containing a non-tobacco substance.
  • the liquid storage unit may be manufactured to be detachable from the vaporizer 14, or may be manufactured integrally with the vaporizer 14.
  • the liquid composition may include water, solvent, ethanol, plant extracts, flavoring agents, flavoring agents, or vitamin mixtures.
  • the fragrance may include menthol, peppermint, spearmint oil, various fruit flavor ingredients, and the like, but is not limited thereto.
  • Flavoring agents may include ingredients that can provide a variety of flavors or flavors to the user.
  • the vitamin mixture may be a mixture of at least one of vitamin A, vitamin B, vitamin C, and vitamin E, but is not limited thereto.
  • the liquid composition may include aerosol formers such as glycerin and propylene glycol.
  • the liquid delivery means can deliver the liquid composition of the liquid reservoir to the heating element.
  • the liquid delivery means may be a wick such as cotton fiber, ceramic fiber, glass fiber, or porous ceramic, but is not limited thereto.
  • the heating element is an element for heating the liquid composition delivered by the liquid delivery means.
  • the heating element may be a metal heating wire, a metal heating plate, or a ceramic heater, but is not limited thereto.
  • the heating element may be composed of a conductive filament such as a nichrome wire, and may be arranged in a structure wound around the liquid delivery means. The heating element can be heated by a current supply and can transfer heat to the liquid composition in contact with the heating element, thereby heating the liquid composition. As a result, aerosols can be produced.
  • the vaporizer 14 may be referred to as a cartomizer or atomizer, but is not limited thereto.
  • the aerosol-generating device 1 may further include general-purpose components in addition to the battery 11, the control unit 12, the heating unit 13, and the vaporizer 14.
  • the aerosol-generating device 1 may include a display capable of outputting visual information and / or a motor for outputting tactile information.
  • the aerosol-generating device 1 may include at least one sensor.
  • the aerosol-generating device 1 may be manufactured in a structure in which external air may be introduced or internal gas may be discharged even when the cigarette 3 is inserted.
  • the aerosol-generating device 1 can also be configured with a separate cradle.
  • the cradle can be used to charge the battery 11 of the aerosol-generating device 1.
  • the heating unit 13 may be heated in a state where the cradle and the aerosol-generating device 1 are combined.
  • the cigarette 3 may be similar to a general combustion type cigarette.
  • the cigarette 3 may be divided into a cigarette rod 31 including a cigarette material and an aerosol-generating substance, and a filter rod 32 including a filter.
  • an aerosol-generating material may also be included in the cigarette rod 32 of the cigarette 3.
  • an aerosol-generating material made in the form of granules or capsules may be inserted into the filter rod 32.
  • the entire tobacco rod 31 is inserted into the aerosol-generating device 1, and the filter rod 32 may be exposed to the outside. Alternatively, only a part of the tobacco rod 31 may be inserted into the aerosol-generating device 1, or the entirety of the tobacco rod 31 and a part of the filter rod 32 may be inserted.
  • the user can inhale the aerosol while the filter rod 32 is in the mouth. At this time, the aerosol is generated by the external air passing through the tobacco rod 31, and the generated aerosol passes through the filter rod 32 and is delivered to the user's mouth.
  • external air may be introduced through at least one air passage formed in the aerosol-generating device 1.
  • the opening and closing of the air passage and / or the size of the air passage formed in the aerosol-generating device 1 may be adjusted by the user. Accordingly, the amount of atomization, smoking sensation, and the like can be adjusted by the user.
  • the outside air may be introduced into the cigarette 3 through at least one hole formed on the surface of the cigarette 3.
  • FIG. 5 is a cross-sectional view taken along line A-A 'showing the flow of air through the cigarette of FIG. 1.
  • the porosity of the first segment 321 is designed to be larger than the porosity of the shear plug 33.
  • the gas including the air and the mainstream smoke enters the first segment 321 after passing through the shear plug 33, so that the gas can instantly expand in volume.
  • the gas can be cooled while expanding.
  • the gas may diffuse in the radial direction of the cigarette (3). At this time, as the deflection of the airflow directed toward the rear is reduced, the time for the gas to stay in the first segment 321 may be increased, and the cooling effect may be improved.
  • the porosity increases as the inner diameter increases, so that the cooling effect of the gas can be improved.
  • the shear plug 33 is tubular, the larger the inner diameter of the first segment 321 compared to the inner diameter of the shear plug 33, the better the cooling effect of the gas can be.
  • the porosity of the shear plug 33 and the first segment 321 may affect the suction resistance of the airflow and the amount of nicotine carried by the airflow.
  • porosity and inner diameter values of the shear plug 33 and the first segment 321 may be determined in consideration of suction resistance, aerosol transport amount, and cooling effect of the gas.
  • FIG. 6 is a cross-sectional view taken along the line B-B 'and the line C-C' of the cigarette of FIG. 1.
  • the cross section of FIG. 6 is only an example of a cross section of the cigarette 3 and is not limited thereto.
  • Fig. 6 (a) is a cross-sectional view taken along the B-B 'direction of the cigarette 3.
  • the cross section of the cigarette 3 may include an empty space in which a plurality of slit-shaped or bar-shaped empty spaces are combined.
  • the cross section of FIG. 6 (a) may be a cross section of the front end plug 33.
  • the empty space may be a Y-shape in which three slit-shaped or bar-shaped empty spaces having different extension directions are combined.
  • the porosity of the cross section of the cigarette 3 may be different depending on the number, thickness and length of the slit-shaped or rod-shaped empty space.
  • the cigarette (3) and the cross-sectional area of the total is 38.5 mm 2
  • the cross-sectional area of the empty space may be 10.89mm 2.
  • the porosity of the cigarette 3 may be 28.3%.
  • cigarette 3 is a cross-sectional area of the total is 38.5 mm 2, the cross-sectional area of the empty space may be 8.21mm 2. At this time, the porosity of the cross section of the cigarette 3 may be 21.3%. In yet another example one cigarette (3) and the cross-sectional area of the total is 38.5 mm 2, the cross-sectional area of the empty space may be 5.75mm 2. At this time, the porosity of the cross section of the cigarette 3 may be 14.9%. That is, according to Figure 6 (a), the porosity of the cross section of the cigarette 3 may be less than 10% to 30%.
  • the cross section of FIG. 6 (a) is only an example of the cross section of the cigarette 3, but is not limited thereto.
  • the cross section of the cigarette 3 may be provided with one, two or four or more slit-shaped or bar-shaped empty spaces. At this time, the porosity may increase as the number of slit or bar-shaped empty spaces increases.
  • FIG. 6 (b) is a cross-sectional view taken along the line C-C 'of the cigarette 3.
  • the cross section of the cigarette (3) may be a hollow tube shape.
  • 6B may be, for example, a cross-section of the first segment 321.
  • the inner diameter of the hollow can be designed with a numerical value to provide a predetermined porosity.
  • the porosity may increase as the inner diameter of the hollow increases, and the porosity may decrease as the inner diameter of the hollow decreases.
  • the diameter of the entire cigarette 3 may be within a range of 5 mm to 9 mm, and specifically, the diameter of the cigarette 3 may be 7 mm to 7.4 mm.
  • the inner diameter of the hollow may be 3.0 mm or more and 4.5 mm or less.
  • the inner diameter of the hollow may be 3.8 mm or more. More preferably, the inner diameter of the hollow may be 4.0 mm or more.
  • the inner diameter of the hollow compared to the overall diameter of the cigarette 3 may be 50% or more. Specifically, the inner diameter of the hollow compared to the overall diameter of the cigarette 3 may be 55% or more.
  • the cigarette (3) and the cross-sectional area of the total is 38.5 mm 2, the cross-sectional area of the empty space due to the hollow fiber may be 13.85mm 2.
  • the porosity of the cross section of the cigarette 3 may be 30% or more. Specifically, the porosity of the cross section of the cigarette 3 may be 36.0%.
  • the porosity of the cross section of the cigarette 3 may be designed differently according to the cross-sectional shape of the cigarette 3.
  • the first segment 321 may have a hollow cross section having a porosity of 30% or more as shown in FIG. 6 (b), and the shear plug 33 may be 10% or more and 30% as shown in FIG. 6 (a). It may have a cross section including a Y-shaped empty space having a porosity of less than.
  • the ratio of porosity of the first segment 321 to porosity of the shear plug 33 may be 1 or more and less than 3.
  • FIG. 7 is a view showing a point where the temperature of the mainstream smoke and the surface temperature of the cigarette are measured in a cigarette according to an embodiment.
  • Figure 7 (a) is a longitudinal sectional view of the cigarette (3)
  • Figure 7 (b) is a perspective view of the cigarette (3).
  • the perforations 36 may be located in one region of the wrapper surrounding the first segment 321.
  • Table 1 shows the data obtained by measuring the porosity of the first segment 321 to the porosity of the shear plug 33 and measuring the mainstream smoke temperature of the cigarette 3, the surface temperature of the cigarette 3, and the amount of nicotine migration.
  • the temperature of the mainstream smoke was measured in the region A1 where the first segment 321 and the second segment 322 are adjacent and the mainstream smoke passes.
  • Mainstream smoke temperature can be measured via a temperature sensor.
  • the surface temperature was measured in a region A2 in the center of the surface of the second segment 322. Surface temperature can be measured through thermal imaging analysis.
  • the shear plug 33 has an empty space cross-sectional area of 10.89 and a porosity of 28.3%.
  • the shear plug 33 has an empty space cross-sectional area of 10.89 mm2, which results in a porosity of the shear plug 33 cross-section of 28.3. %.
  • the first segment 321 is in the form of a tube including a hollow, and the outer diameter of the first segment 321 may be 7 mm to 7.4 mm.
  • the inner diameter of the first segment 321 is 2.5 mm.
  • the ratio of the inner diameter to the outer diameter of the first segment 321 is 34%.
  • the void area of the first segment 321 is 4.91 mm2, and the porosity of the first segment 321 cross-section is 12.8%.
  • the inner diameter of the first segment 321 is 3.4 mm.
  • the ratio of the inner diameter to the outer diameter of the first segment 321 is 46%.
  • the sectional area of the empty space of the first segment 321 is 9.07 mm2, and thus the porosity of the cross section of the first segment 321 is 23.6%.
  • the inner diameter of the first segment 321 is 4.2 mm.
  • the ratio of the inner diameter to the outer diameter of the first segment 321 is 56%.
  • the void area of the first segment 321 is 13.85 mm2, and the porosity of the cross section of the first segment 321 is 36.0%.
  • the mainstream smoke temperature is low at 56.2 degrees, and the nicotine transition amount can be secured as high as 0.71 mg / cigarette.

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)

Abstract

Une cigarette selon un mode de réalisation comprend : une tige de cigarette ; un premier élément de transfert d'écoulement d'air qui est adjacent à une première extrémité de la tige de cigarette et a une première porosité ; et un second élément de transfert d'écoulement d'air qui est adjacent à une seconde extrémité de la tige de cigarette et a une seconde porosité supérieure ou égale à la première porosité, la seconde porosité pouvant être supérieure ou égale à 30 %.
PCT/KR2019/015419 2018-11-23 2019-11-13 Cigarette et dispositif de génération d'aérosol pour cigarette WO2020105942A1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
US16/976,973 US20210000175A1 (en) 2018-11-23 2019-11-13 Cigarette and aerosol generation device for cigarette
EP19886799.6A EP3847915A4 (fr) 2018-11-23 2019-11-13 Cigarette et dispositif de génération d'aérosol pour cigarette
CN201980014951.5A CN111741689A (zh) 2018-11-23 2019-11-13 卷烟以及卷烟用的气溶胶生成装置
JP2020544491A JP7088595B2 (ja) 2018-11-23 2019-11-13 シガレット及びシガレット用のエアロゾル生成装置

Applications Claiming Priority (2)

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KR10-2018-0146424 2018-11-23
KR1020180146424A KR102400620B1 (ko) 2018-11-23 2018-11-23 궐련 및 궐련용 에어로졸 생성 장치

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WO2020105942A1 true WO2020105942A1 (fr) 2020-05-28

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US (1) US20210000175A1 (fr)
EP (1) EP3847915A4 (fr)
JP (1) JP7088595B2 (fr)
KR (1) KR102400620B1 (fr)
CN (1) CN111741689A (fr)
WO (1) WO2020105942A1 (fr)

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KR102503840B1 (ko) * 2020-06-23 2023-02-24 주식회사 케이티앤지 에어로졸 생성 물품, 쓰레드 필터, 및 쓰레드 필터를 포함한 냉각 물품
KR102605499B1 (ko) 2021-03-25 2023-11-23 주식회사 케이티앤지 냉각 성능과 향 지속성이 증진된 에어로졸 발생 물품 및 그의 제조 방법
WO2024017927A1 (fr) * 2022-07-19 2024-01-25 Jt International Sa Article de tabac conçu pour fonctionner avec un dispositif de génération d'aérosol, et ensemble comprenant un tel article de tabac

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KR102400620B1 (ko) 2022-05-20
JP2021514626A (ja) 2021-06-17
CN111741689A (zh) 2020-10-02
EP3847915A1 (fr) 2021-07-14
US20210000175A1 (en) 2021-01-07
KR20200061072A (ko) 2020-06-02
EP3847915A4 (fr) 2022-01-05
JP7088595B2 (ja) 2022-06-21

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