WO2024101680A1 - Poche, vaporisateur comprenant la poche, et dispositif de génération d'aérosol comprenant la poche - Google Patents

Poche, vaporisateur comprenant la poche, et dispositif de génération d'aérosol comprenant la poche Download PDF

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Publication number
WO2024101680A1
WO2024101680A1 PCT/KR2023/015721 KR2023015721W WO2024101680A1 WO 2024101680 A1 WO2024101680 A1 WO 2024101680A1 KR 2023015721 W KR2023015721 W KR 2023015721W WO 2024101680 A1 WO2024101680 A1 WO 2024101680A1
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WO
WIPO (PCT)
Prior art keywords
pouch
vaporizer
aerosol generating
liquid composition
water
Prior art date
Application number
PCT/KR2023/015721
Other languages
English (en)
Inventor
Sung Wook Yoon
Tae Hun Kim
Ju Eon Park
Hyung Jin Jung
Jung Ho Han
Original Assignee
Kt&G Corporation
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
Priority claimed from KR1020230030807A external-priority patent/KR20240069574A/ko
Application filed by Kt&G Corporation filed Critical Kt&G Corporation
Publication of WO2024101680A1 publication Critical patent/WO2024101680A1/fr

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  • One or more embodiments relate to a pouch, a vaporizer including the pouch, and an aerosol generating device including the pouch.
  • An aerosol generating device for generating an aerosol by heating a liquid composition may include a vaporizer including the liquid composition.
  • the vaporizer may be integrally formed with a main body of the aerosol generating device or detachably coupled thereto.
  • vaporizers Materials with sealing capabilities to prevent leakage of a liquid composition and heat-resistant materials capable of withstanding heat generated during the heating of the liquid composition are commonly used in vaporizers.
  • a disposable vaporizer detachably coupled to an aerosol generating device is discarded once an initially stored liquid composition is completely consumed, and thus, cost-effectiveness for manufacturing and discarding the vaporizer has to be taken into consideration.
  • a pouch according to an embodiment includes a liquid composition that generates an aerosol when heated, and a water-soluble film surrounding the liquid composition.
  • a vaporizer includes a pouch and a heating portion detachably coupled to the pouch and heating a liquid composition, wherein the pouch includes a liquid composition that generates an aerosol when heated, and a water-soluble film surrounding the liquid composition.
  • An aerosol generating device includes a main body configured to receive an aerosol generating article, a pouch including a water-soluble film surrounding a liquid composition that generates an aerosol when heated, and a heating portion detachably coupled to the pouch and configured to heat the liquid composition, wherein the main body is detachably coupled to the vaporizer, and an aerosol generated in the vaporizer passes through the aerosol generating article.
  • the pouch may be replaced with a new pouch when a liquid composition therein is exhausted, while other components may be continuously used.
  • the pouch includes a water-soluble film, simple and cost-effective disposal of the used pouch may be enabled by exposing the used pouch to water. Also, because the water-soluble film of the pouch is lightweight and relatively easily deformed, the pouch may be easily replaced and contain a relatively great amount of liquid compositions.
  • FIGS. 1 and 2 are diagrams showing examples in which an aerosol generating article is inserted into an aerosol generating device.
  • FIGS. 3 and 4 illustrate examples of the aerosol generating article.
  • FIG. 5 is a top view of a pouch according to an embodiment.
  • FIG. 6 is a perspective view of the pouch of FIG. 5.
  • FIG. 7 is a side view of the pouch of FIG. 5.
  • FIG. 8 is a cross-sectional view of a vaporizer coupled to the pouch of FIG. 5, according to an embodiment.
  • FIG. 9 is a cross-sectional view of a vaporizer according to another embodiment.
  • FIG. 10 illustrates an example of an aerosol generating device to which the vaporizer of FIG. 9 is coupled.
  • FIG. 11 is a block diagram of an aerosol generating device according to another embodiment.
  • a pouch according to an embodiment includes a liquid composition that generates an aerosol when heated and a water-soluble film surrounding the liquid composition.
  • the water-soluble film may include one or more water-soluble polymers selected from the group consisting of polyvinyl alcohol, polyvinylpyrrolidone, sodium alginate, pullulan, xanthan gum, polyethylene oxide, starch or starch derivatives, gelatin, and alkyl cellulose.
  • the water-soluble film may include one or more additives selected from the group consisting of silicon, silica, calcium chloride, zeolite, and clay.
  • the pouch may further include a support located inside the pouch and configured to support a shape of the pouch.
  • a vaporizer includes a pouch and a heating portion detachably coupled to the pouch and heating a liquid composition, wherein the pouch includes a liquid composition heated to generate an aerosol and a water-soluble film surrounding the liquid composition.
  • the water-soluble film may include one or more water-soluble polymers selected from the group consisting of polyvinyl alcohol, polyvinylpyrrolidone, sodium alginate, pullulan, xanthan gum, polyethylene oxide, starch or starch derivatives, gelatin, and alkyl cellulose.
  • the water-soluble film may include one or more additives selected from the group consisting of silicon, silica, calcium chloride, zeolite, and clay.
  • the vaporizer may further include a support located inside the pouch and configured to support a shape of the pouch.
  • the heating portion may include a liquid delivery element configured to deliver the liquid composition and a heating element configured to heat the liquid composition delivered by the liquid delivery element.
  • the heating portion may further include an insulation portion arranged between the pouch and the heating element, and the liquid delivery element may penetrate the insulation portion.
  • the water-soluble film may further include a first coupling portion coupled to the heating portion, a hole may be formed in the first coupling portion when the first coupling portion is coupled to the heating portion, and the liquid composition may be released outside the pouch through the hole formed in the first coupling portion.
  • the heating portion may further include at least one rib, and the pouch may include a second coupling portion coupled to the at least one rib.
  • the vaporizer may further include a pressing portion configured to apply pressure to the pouch in a direction towards the heating portion.
  • the heating portion may further include: a cover blocking the pouch from the outside, the pouch being coupled to the heating portion; and a pressing portion located on an inner surface of the cover and configured to apply pressure to the pouch in the direction towards the heating portion.
  • An aerosol generating device includes a main body into which an aerosol generating article is inserted, a pouch including a liquid composition that is heated to generate an aerosol and a water-soluble film surrounding the liquid composition, and a vaporizer including a heating portion detachably coupled to the pouch and configured to heat the liquid composition, wherein the main body is detachably coupled to the vaporizer, and an aerosol generated in the vaporizer passes through the aerosol generating article.
  • the expression, "at least one of a, b, and c,” should be understood as including only a, only b, only c, both a and b, both a and c, both b and c, or all of a, b, and c.
  • aerosol generating device may refer to a device for generating an aerosol by using an aerosol generating material to generate an aerosol that is inhalable directly through the user's mouth into the user's lungs.
  • the term "aerosol generating article” refers to a product used for smoking.
  • the aerosol generating article may be a combustible cigarette that burns when ignited, or a heating-type cigarette that is used when heated by an aerosol generating device.
  • FIGS. 1 and 2 are diagrams showing examples in which an aerosol generating article is inserted into an aerosol generating device.
  • the aerosol generating device 100 may include a battery 110, a controller 120, a heater 130, and a vaporizer 140. Also, the aerosol generating article 200 may be inserted into an inner space of the aerosol generating device 100.
  • the aerosol generating device 100 illustrated in FIGS. 1 and 2 includes the vaporizer. However, the embodiments are not limited to the implementation method thereof, and the vaporizer may be omitted. In case the vaporizer is omitted from the aerosol generating device 100, the aerosol generating article 200 contains an aerosol generating material, so that the aerosol generating article 200 generates aerosol when the aerosol generating article 200 is heated by the heater 130.
  • FIGS. 1 and 2 illustrate components of the aerosol generating device 100, which are related to the present embodiment. Therefore, it will be understood by one of ordinary skill in the art related to the present embodiment that other general-purpose components may be further included in the aerosol generating device 100, in addition to the components illustrated in FIGS. 1 and 2.
  • FIGS. 1 and 2 illustrate that the aerosol generating device 100 includes the heater 130. However, as necessary, the heater 130 may be omitted.
  • FIG. 1 illustrates that the battery 110, the controller 120, the vaporizer 140, and the heater 130 are arranged in series. Also, FIG. 2 illustrates that the vaporizer 140 and the heater 130 are arranged in parallel.
  • the internal structure of the aerosol generating device 100 is not limited to the structures illustrated in FIGS. 1 or 2. In other words, according to the design of the aerosol generating device 100, the battery 110, the controller 120, the vaporizer 140, and the heater 130 may be differently arranged.
  • the aerosol generating device 100 may operate the vaporizer 140 to generate aerosol from the vaporizer 140.
  • the aerosol generated by the vaporizer 140 is delivered to a user by passing through the aerosol generating article 200.
  • the vaporizer 140 will be described in more detail later.
  • the battery 110 may supply power to be used for the aerosol generating device 100 to operate.
  • the battery 110 may supply power to heat the heater 130 or the vaporizer 140, and may supply power for operating the controller 120.
  • the battery 110 may supply power for operations of a display, a sensor, a motor, etc. mounted in the aerosol generating device 100.
  • the controller 120 may generally control operations of the aerosol generating device 100.
  • the controller 120 may control not only operations of the battery 110, the heater 130, and the vaporizer 140, but also operations of other components included in the aerosol generating device 100.
  • the controller 120 may check a state of each of the components of the aerosol generating device 100 to determine whether or not the aerosol generating device 100 is able to operate.
  • the controller 120 may include at least one processor.
  • a processor can be implemented as an array of a plurality of logic gates or can be implemented as a combination of a general-purpose microprocessor and a memory in which a program executable in the microprocessor is stored. It will be understood by one of ordinary skill in the art that the processor can be implemented in other forms of hardware.
  • the heater 130 may be heated by the power supplied from the battery 110.
  • the heater 130 may be located outside the aerosol generating article 200.
  • the heated heater 130 may increase a temperature of an aerosol generating material in the aerosol generating article 200.
  • the heater 130 may include an electro-resistive heater.
  • the heater 130 may include an electrically conductive track, and the heater 130 may be heated when currents flow through the electrically conductive track.
  • the heater 130 is not limited to the example described above and may include any other heaters which may be heated to a desired temperature.
  • the desired temperature may be pre-set in the aerosol generating device 100 or may be set by a user.
  • the heater 130 may include an induction heater.
  • the heater 130 may include an electrically conductive coil for heating an aerosol generating article in an induction heating method, and the aerosol generating article may include a susceptor which may be heated by the induction heater.
  • FIG. 1 and 2 illustrate that the heater 130 is positioned outside the aerosol generating article 200, but the position of the heater 130 is not limited thereto.
  • the heater 130 may include a tube-type heating element, a plate-type heating element, a needle-type heating element, or a rod-type heating element, and may heat the inside or the outside of the aerosol generating article 200, according to the shape of the heating element.
  • the aerosol generating device 100 may include a plurality of heaters 130.
  • the plurality of heaters 130 may be inserted into the aerosol generating article 200 or may be arranged outside the aerosol generating article 200.
  • some of the plurality of heaters 130 may be inserted into the aerosol generating article 200 and the others may be arranged outside the aerosol generating article 200.
  • the shape of the heater 130 is not limited to the shapes illustrated in FIGS. 1 and 2 and may include various shapes.
  • the vaporizer 140 may generate aerosol by heating a liquid composition and the generated aerosol may pass through the aerosol generating article 200 to be delivered to a user.
  • the aerosol generated via the vaporizer 140 may move along an air flow passage of the aerosol generating device 100 and the air flow passage may be configured such that the aerosol generated via the vaporizer 140 passes through the aerosol generating article 200 to be delivered to the user.
  • the vaporizer 140 may include a liquid storage, a liquid delivery element, and a heating element, but it is not limited thereto.
  • the liquid storage, the liquid delivery element, and the heating element may be included in the aerosol generating device 100 as independent modules.
  • the liquid storage may store a liquid composition.
  • the liquid composition may be a liquid including a tobacco-containing material having a volatile tobacco flavor component, or a liquid including a non-tobacco material.
  • the liquid storage may be formed to be detachable from the vaporizer 140 or may be formed integrally with the vaporizer 140.
  • the liquid composition may include water, a solvent, ethanol, plant extract, spices, flavorings, or a vitamin mixture.
  • the spices may include menthol, peppermint, spearmint oil, and various fruit-flavored ingredients, but are not limited thereto.
  • the flavorings may include ingredients capable of providing various flavors or tastes to a user.
  • Vitamin mixtures may be a mixture of at least one of vitamin A, vitamin B, vitamin C, and vitamin E, but are not limited thereto.
  • the liquid composition may include an aerosol forming substance, such as glycerin and propylene glycol.
  • the liquid delivery element may deliver the liquid composition of the liquid storage to the heating element.
  • the liquid delivery element 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 element.
  • the heating element may be a metal heating wire, a metal hot plate, a ceramic heater, or the like, but is not limited thereto.
  • the heating element may include a conductive filament such as nichrome wire and may be positioned as being wound around the liquid delivery element. The heating element may be heated by a current supply and may transfer heat to the liquid composition in contact with the heating element, thereby heating the liquid composition. As a result, aerosol may be generated.
  • the vaporizer 140 may be referred to as a cartomizer or an atomizer, but it is not limited thereto.
  • the aerosol generating device 100 may further include general-purpose components in addition to the battery 110, the controller 120, the heater 130, and the vaporizer 140.
  • the aerosol generating device 100 may include a display capable of outputting visual information and/or a motor for outputting haptic information.
  • the aerosol generating device 100 may include at least one sensor (a puff sensor, a temperature sensor, an aerosol generating article insertion detecting sensor, etc.).
  • the aerosol generating device 100 may be formed as a structure that, even when the aerosol generating article 200 is inserted into the aerosol generating device 100, may introduce external air or discharge internal air.
  • the aerosol generating device 100 and an additional cradle may form together a system.
  • the cradle may be used to charge the battery 110 of the aerosol generating device 100.
  • the heater 130 may be heated when the cradle and the aerosol generating device 100 are coupled to each other.
  • the aerosol generating article 200 may be similar to a general combustive cigarette.
  • the aerosol generating article 200 may be divided into a first portion including an aerosol generating material and a second portion including a filter, etc.
  • the second portion of the aerosol generating article 200 may also include an aerosol generating material.
  • an aerosol generating material made in the form of granules or capsules may be inserted into the second portion.
  • the first portion may be completely inserted into the aerosol generating device 100, and the second portion may be exposed to the outside. Alternatively, only a portion of the first portion may be inserted into the aerosol generating device 100, or a portion of the first portion and a portion of the second portion may be inserted thereinto.
  • the user may puff aerosol while holding the second portion by the mouth of the user. In this case, the aerosol is generated by the external air passing through the first portion, and the generated aerosol passes through the second portion and is delivered to the user's mouth.
  • the external air may flow into at least one air passage formed in the aerosol generating device 100.
  • opening and closing of the air passage and/or a size of the air passage formed in the aerosol generating device 100 may be adjusted by the user. Accordingly, the amount and the quality of smoking may be adjusted by the user.
  • the external air may flow into the aerosol generating article 200 through at least one hole formed in a surface of the aerosol generating article 200.
  • FIGS. 3 and 4 illustrate examples of the aerosol generating article.
  • the aerosol generating article 200 includes a tobacco rod 210 and a filter rod 220.
  • the first portion described above with reference to FIGS. 1 and 2 may include the tobacco rod 210, and the second portion may include the filter rod 220.
  • FIG. 3 illustrates that the filter rod 220 includes a single segment, but is limited thereto.
  • the filter rod 220 may include a plurality of segments.
  • the filter rod 220 may include a first segment configured to cool an aerosol and a second segment configured to filter a certain component included in the aerosol.
  • the filter rod 220 may further include at least one segment configured to perform other functions.
  • the aerosol generating article 200 may be packaged by at least one wrapper 240.
  • the wrapper 240 may have at least one hole through which external air may be introduced or internal air may be discharged.
  • the aerosol generating article 200 may be packaged by one wrapper 240.
  • the aerosol generating article 200 may be doubly packaged by two or more wrappers 240.
  • the tobacco rod 210 may be packaged by a first wrapper 241, and the filter rod 220 may be packaged by wrappers 242, 243, 244.
  • the entire aerosol generating article 200 may be re-packaged by another single wrapper 245.
  • each segment may be packaged by wrappers 242, 243, 244.
  • the tobacco rod 210 may include an aerosol generating material.
  • the aerosol generating material may include at least one of glycerin, propylene glycol, ethylene glycol, dipropylene glycol, diethylene glycol, triethylene glycol, tetraethylene glycol, and oleyl alcohol, but it is not limited thereto.
  • the tobacco rod 210 may include other additives, such as flavors, a wetting agent, and/or organic acid.
  • the tobacco rod 210 may include a flavored liquid, such as menthol or a moisturizer, which is injected to the tobacco rod 210.
  • the tobacco rod 210 may be manufactured in various forms.
  • the tobacco rod 210 may be formed as a sheet or a strand.
  • the tobacco rod 210 may be formed as a pipe tobacco, which is formed of tiny bits cut from a tobacco sheet.
  • the tobacco rod 210 may be surrounded by a heat conductive material.
  • the heat conductive material may be, but is not limited to, a metal foil such as aluminum foil.
  • the heat conductive material surrounding the tobacco rod 210 may uniformly distribute heat transmitted to the tobacco rod 210, and thus, the heat conductivity applied to the tobacco rod may be increased and taste of the tobacco may be improved.
  • the heat conductive material surrounding the tobacco rod 210 may function as a susceptor heated by the induction heater.
  • the tobacco rod 210 may further include an additional susceptor, in addition to the heat conductive material surrounding the tobacco rod 210.
  • the filter rod 220 may include a cellulose acetate filter. Shapes of the filter rod 220 are not limited.
  • the filter rod 220 may include a cylinder-type rod or a tube-type rod having a hollow inside. Also, the filter rod 220 may include a recess-type rod. When the filter rod 220 includes a plurality of segments, at least one of the plurality of segments may have a different shape.
  • the filter rod 220 may be formed to generate flavors. For example, a flavoring liquid may be injected onto the filter rod 220, or an additional fiber coated with a flavoring liquid may be inserted into the filter rod 220.
  • the filter rod 220 may include at least one capsule 230.
  • the capsule 230 may generate a flavor or an aerosol.
  • the capsule 230 may have a configuration in which a liquid containing a flavoring material is wrapped with a film.
  • the capsule 230 may have a spherical or cylindrical shape, but is not limited thereto.
  • the cooling segment may include a polymer material or a biodegradable polymer material.
  • the cooling segment may include pure polylactic acid alone, but the material for forming the cooling segment is not limited thereto.
  • the cooling segment may include a cellulose acetate filter having a plurality of holes.
  • the cooling segment is not limited to the above-described example and is not limited as long as the cooling segment cools the aerosol.
  • the aerosol generating article 300 may further include a front-end plug 330.
  • the front-end plug 330 may be located on one side of the tobacco rod 310 which is opposite to the filter rod 320.
  • the front-end plug 330 may prevent the tobacco rod 310 from being detached outwards and prevent the liquefied aerosol from flowing from the tobacco rod 310 into the aerosol generating device (100 of FIGS. 1 and 2) , during smoking.
  • the filter rod 320 may include a first segment 321 and a second segment 322.
  • the first segment 321 may correspond to the first segment of the filter rod 220 of FIG. 3
  • the second segment 322 may correspond to the third segment of the filter rod 220 of FIG. 3.
  • a diameter and a total length of the aerosol generating article 300 may correspond to a diameter and a total length of the aerosol generating article 200 of FIG. 3.
  • the length of The front-end plug 330 is about 7 mm
  • the length of the tobacco rod 310 is about 15 mm
  • the length of the first segment 321 is about 12 mm
  • the length of the second segment 322 is about 14 mm, but it is not limited thereto.
  • the aerosol generating article 300 may be packaged using at least one wrapper 350.
  • the wrapper 350 may have at least one hole through which external air may be introduced or internal air may be discharged.
  • the front end plug 330 may be packaged by a first wrapper 351
  • the tobacco rod 310 may be packaged by a second wrapper 352
  • the first segment 321 may be packaged by a third wrapper 353
  • the second segment 322 may be packaged by a fourth wrapper 354.
  • the entire aerosol generating article 300 may be repackaged by a fifth wrapper 355.
  • at least one perforation 360 may be formed in the fifth wrapper 355.
  • the perforation 360 may be formed in a region surrounding the tobacco rod 310, but is not limited thereto.
  • the perforation 360 may serve to transfer heat generated by the heater 130 illustrated in FIGS. 2 and 3 to the inside of the tobacco rod 310.
  • At least one capsule 340 may be included in the second segment 322.
  • the capsule 340 may generate a flavor or an aerosol.
  • the capsule 340 may have a configuration in which a liquid containing a flavoring material is wrapped with a film.
  • the capsule 340 may have a spherical or cylindrical shape, but is not limited thereto.
  • FIGS. 5 to 7 illustrate an exterior of a pouch 10 according to an embodiment.
  • FIG. 5 is a top view of the pouch 10 according to an embodiment
  • FIG. 6 illustrates a perspective view of the pouch 10 of FIG. 5
  • FIG. 7 is a side view of the pouch 10 of FIG. 5.
  • the pouch 10 may include a liquid composition and water-soluble films surrounding the liquid composition.
  • the pouch 10 may include the water-soluble film 13 forming the exterior of the pouch 10 so that a space is formed therein.
  • the liquid composition may be stored in the space formed inside the pouch 10. For example, as shown in FIGS. 5 to 7, edges of two water-soluble films 13 are coupled to each other, and thus, an inner space may be formed inside the pouch 10.
  • one or more embodiments are not limited thereto, and two or more water-soluble films 13 or a single water-soluble film 13 may be used to form an inner space.
  • the water-soluble film 13 may be transparent. A user may check with the naked eyes the liquid composition remaining in the pouch 10 through the transparent portion of the water-soluble film 13.
  • the water-soluble film 13 may be transparent because of the inherent properties of a material for forming the water-soluble film 13.
  • FIGS. 5 to 7 illustrate an example of the pouch 10 including the entirely transparent water-soluble film 13, but one or more embodiments are not limited thereto.
  • the water-soluble film 13 may include a separate transparent portion formed of a material that is different from the material of the water-soluble film 13.
  • the water-soluble film 13 may be a film dissolving in water and having flexibility.
  • the water-soluble film 13 may include a water-soluble polymer.
  • the water-soluble film 13 may include one or more water-soluble polymers selected from the group consisting of polyvinyl alcohol, polyvinylpyrrolidone, sodium alginate, pullulan, xanthan gum, polyethylene oxide, starch or starch derivatives, gelatin, and alkyl cellulose.
  • alkyl cellulose may be one or more materials selected from the group consisting of methylcellulose, hydroxypropylmethylcellulose, carboxymethylcellulose, hydroxymethylcellulose, and hydroxypropylcellulose.
  • the water-soluble film 13 may include additives configured to improve heat resistance.
  • the additives may include one or more materials selected from the group consisting of silicon, silica, calcium chloride, zeolite, and clay.
  • the clay may be selected from among saponite (SPT), montmorillonite (MMT), hectorite (SWN), water-soluble bentonite (PGV), mica, or a mixture thereof.
  • the water-soluble film 13 may be manufactured by casting and then drying homogeneous slurry, which is manufactured by mixing 5 to 20 parts by weight of water-soluble polymers with 1 to 3 parts by weight of additives, based on 100 parts by weight of distilled water.
  • a liquid composition that is heated to generate an aerosol may be stored in the inner space of the pouch 10. As described below, the liquid composition in the pouch 10 may be discharged to the outside of the pouch 10, and the discharged liquid composition may be heated by an external heating element so that an aerosol may be generated.
  • the liquid composition may include water, a solvent, ethanol, plant extract, spices, flavorings, or a vitamin mixture.
  • the spices may include menthol, peppermint, spearmint oil, and various fruit-flavored ingredients, but are not limited thereto.
  • the flavorings may include ingredients capable of providing various flavors or tastes to a user.
  • Vitamin mixtures may be a mixture of at least one of vitamin A, vitamin B, vitamin C, and vitamin E, but are not limited thereto.
  • the liquid composition may include an aerosol generating material, such as glycerin and propylene glycol.
  • the pouch 10 may include a support 14 located in the pouch 10 and supporting the shape of the pouch 10.
  • the support 14 may include metal, plastic, and/or paper, but one or more embodiments are not limited thereto.
  • the support 14 may be located inside the pouch 10 and prevent the deformation of the shape of the pouch 10, the pouch 10 being deformed upon the exhaustion of the liquid composition.
  • the exterior of the pouch 10 includes the water-soluble film 13 with flexibility
  • the exterior may be deformed depending on the amount of liquid compositions included in the pouch 10.
  • the amount of liquid compositions remaining inside the pouch 10 is sufficient, the exterior of the pouch 10 may be maintained because of the volume of the liquid compositions. However, when the remaining amount of liquid compositions is small, the exterior may not be maintained. If the shape of the pouch 10 is not maintained, the liquid compositions in the pouch 10 may not be smoothly released, and thus, unwanted liquid compositions may remain inside the pouch 10. Also, the water-soluble film 13 may be broken by external pressure.
  • the support 14 may reduce the shape deformation of the pouch 10 to prevent unwanted liquid compositions from remaining inside the pouch 10 and to prevent the water-soluble film 13 from being broken.
  • a plurality of supports 14 may be arranged apart from each other inside the pouch 10.
  • the support 14 may extend in a z-axis direction, and both end portions of the support 14 may contact an inner surface of the water-soluble film 13.
  • the shape, arrangement, and number of supports 14 may vary as long as the shape of the pouch 10 is maintained.
  • a cross-sectional area of one end portion of the support 14 may be greater than a cross-sectional area of a portion between both end portions of the support 14.
  • the supports 14 may be arranged to extend in different directions.
  • a single support 14 may be arranged in the pouch 10.
  • the pouch 10 may be detachably coupled to a heating portion 141 of the vaporizer and replace a function of a liquid storage.
  • the vaporizer including the pouch 10 according to an embodiment is described with reference to FIGS. 8 and 9.
  • FIG. 8 is a cross-sectional view of the vaporizer coupled to the pouch 10 of FIG. 5, according to an embodiment.
  • the vaporizer 140 includes the pouch 10 and the heating portion 141.
  • the heating portion is detachably coupled to the pouch 10 and may heat the liquid composition.
  • the description provided above with reference to FIGS. 1 and 2 may be identically applied to the vaporizer according to an embodiment.
  • the heating portion 141 may include a liquid delivery element 143 and a heating element 142.
  • the liquid delivery element 143 may deliver the liquid composition of the liquid storage to the heating element 142.
  • the liquid delivery element 143 may be a wick such as cotton fiber, ceramic fiber, glass fiber, or porous ceramic, but is not limited thereto.
  • the liquid delivery element 143 may absorb the liquid composition, and the liquid composition absorbed into the liquid delivery element 143 may move towards the heating element 142.
  • the heating element 142 is an element for heating the liquid composition delivered by the liquid delivery element 143.
  • the heating element 142 may be a metal heating wire, a metal hot plate, a ceramic heater, or the like, but is not limited thereto.
  • the heating element 142 may include a conductive filament such as nichrome wire and may be positioned as being wound around the liquid delivery element 143.
  • the heating element 142 may be heated by a current supply and may transfer heat to the liquid composition in contact with the heating element 142, thereby heating the liquid composition. As a result, an aerosol may be generated.
  • the water-soluble film 13 may include a first connection portion 11 coupled to the heating portion 141.
  • the first coupling portion 11 may be a ring-shaped member having elasticity.
  • a surface of the first coupling portion 11 having the ring shape may be attached to the water-soluble film 13 of the pouch 10.
  • a hole smaller than the size of the first coupling portion 11 having the ring shape may be formed in the heating portion 141, and the first coupling portion 11 may be coupled to the heating portion 141 by passing through the hole in the heating portion 141 in a state in which the first coupling portion 11 is pressed. Because the water-soluble film 13 has flexibility and elasticity, it may extend so that the first coupling portion 11 passes through the hole in the heating portion 141.
  • the first coupling portion 11 may include a rigid member and may be coupled to the heating portion 141 according to interference fit.
  • the heating portion 141 While being coupled to the heating portion 141, a hole may be formed in the first coupling portion 11.
  • the heating portion 141 may include a tip portion for forming a hole in the first coupling portion 11.
  • the liquid composition in the pouch 10 may be released to the outside of the pouch 10 through the hole in the first coupling portion 11.
  • the liquid composition released through the hole formed in the first coupling portion 11 may move towards the heating element 142 through the liquid delivery element 143.
  • the first coupling portion 11 may contact the liquid delivery element 143.
  • the heating portion 141 may further include an insulation portion 144 arranged between the pouch 10 and the heating element 142.
  • the insulation portion 144 may block at least part of heat transferred from the heating element 142 toward the pouch 10.
  • the water-soluble film 13 of the pouch 10 may lack heat resistance because of the characteristics of materials of the water-soluble film 13, and when the water-soluble film 13 is exposed to the excessive amount of heat, the water-soluble film 13 may be damaged. By blocking the heat generated by the heating element 142, the insulation portion 144 may prevent the water-soluble film 13 of the pouch 10 from being exposed to excessive heat.
  • the insulation portion 144 may surround the heating element 142 to improve the insulation.
  • the liquid delivery element 143 may penetrate the insulation portion 144.
  • a hole, through which the liquid delivery element 143 penetrates, may be formed in the insulation portion 144.
  • the insulation portion 144 may include a plastic material with great insulating properties.
  • the insulation portion 144 may include one or more plastic materials selected from the group consisting of polycarbonate (PC), acrylonitrile-butadiene-styrene (ABS), polyetheretherketone (PEEK), polysulfone (PSU), liquid crystal polymer (LCP), polyetherimide (PEI), polyethersulfone (PES), polyphenylene sulfone (PPS), and polyimide (PI).
  • PC polycarbonate
  • ABS acrylonitrile-butadiene-styrene
  • PEEK polyetheretherketone
  • PSU polysulfone
  • LCP liquid crystal polymer
  • PEI polyetherimide
  • PES polyethersulfone
  • PPS polyphenylene sulfone
  • PI polyimide
  • the insulation portion 144 may include any suitable plastic capable of blocking heat transferred from the heating element 142 toward the pouch 10.
  • the heating portion 141 may include at least one rib 145.
  • the rib 145 may be formed on a side of the heating portion 141 and may extend in a direction towards the pouch 10 from the heating element 142.
  • the pouch 10 may include a second coupling portion 12 coupled to the rib 145.
  • the rib 145 may fix the location of the pouch 10 coupled to the heating portion 141. Because the water-soluble film 13 of the pouch 10 has flexibility and elasticity, although the water-soluble film 13 is coupled to the heating portion 141 by the first coupling portion 11, a portion of the water-soluble film 13, which is relatively away from the first coupling portion 11, may not be fixed. As the rib 145 is additionally coupled to the second coupling portion 12 of the pouch 10, the location of the pouch 10 may be fixed.
  • the heating portion 141 may include a plurality of ribs 145, and the pouch 10 may include a plurality of second coupling portions 12 to be coupled to the ribs 145.
  • the second coupling portion 12 may include a hole formed in the edge of the pouch 10.
  • the rib 145 of the heating portion 141 may be coupled to the pouch 10 by penetrating the hole in the second coupling portion 12.
  • a method of coupling the second coupling portion 12 to the rib 145 is not limited thereto.
  • the second coupling portion 12 may be coupled to the rib 145 in the Velcro connection method.
  • FIG. 9 is a cross-sectional view of a vaporizer according to another embodiment.
  • the vaporizer 140 includes the pouch 10 and the heating portion 141 which is detachably coupled to the pouch 10 and capable of heating the liquid composition.
  • the description provided above with reference to FIG. 8 may be identically applied to the vaporizer of FIG. 9.
  • the vaporizer may further include a pressing portion 147 configured to apply pressure to the pouch 10 in a direction towards the heating element 142.
  • the pressing portion 147 may press the pouch 10 having flexibility, and thus, the liquid composition in the pouch 10 may be entirely transferred to the heating element 142 without a residue in the pouch 10.
  • FIG. 9 shows an example in which the pressing portion 147 presses the pouch 10 by using an elastic material, but one or more embodiments are not limited thereto.
  • the pressing portion 147 may be a pressing member electrically operating.
  • the pouch 10 may not include therein a support. Because the liquid composition may be fully transferred to the heating element 142 by the pressing portion 147, the necessity of supports for helping the transmission of the liquid composition by maintaining the shape of the pouch 10 decreases.
  • the vaporizer may include a cover 146.
  • the pressing portion 147 may be arranged on an inner surface of the cover 146.
  • the cover 146 may separate the pouch 10 from the outside. Accordingly, the breakage of the water-soluble film 14 by an external factor may be prevented.
  • FIG. 9 shows an example in which the cover 146 operates like a hinged door, but one or more embodiments are not limited thereto. As another example, the cover 146 may operate in a sliding manner.
  • the vaporizer is detachably coupled to the pouch 10 including the liquid composition. Therefore, when the liquid composition is completely consumed, the pouch 10 may be replaced with a new one, and the heating portion 141 may continue to be used. Also, the pouch 10 includes the water-soluble film 13, and thus it may be easily and economically discarded by being exposed to water. Because the water-soluble film 13 of the pouch 10 is lightweight and relatively easily deformed, the pouch 10 may be easily replaced compared to a rigid liquid storage, and may accommodate a relatively great amount of liquid compositions.
  • FIG. 10 illustrates an example of an aerosol generating device 100 to which the vaporizer 140 of FIG. 9 is coupled.
  • the aerosol generating device 100 includes a battery 110, a controller 120, a heater 130, and a vaporizer 140. Also, an aerosol generating article 200 (e.g., a cigarette) may be inserted into the inner space of the main body of the aerosol generating device 100.
  • an aerosol generating article 200 e.g., a cigarette
  • FIGS. 1 and 2 may be identically applied to the aerosol generating device 100 of FIG. 10.
  • the vaporizer 140 may be detachably coupled to the main body of the aerosol generating device 100.
  • the aerosol generating device 100 may operate the vaporizer 140 to generate an aerosol from the vaporizer 140.
  • the aerosol generated from the vaporizer 140 may pass through the aerosol generating article 200, which is inserted into the main body of the aerosol generating device 100, thus being delivered to the user.
  • FIG. 10 illustrates a heater 130 for heating the aerosol generating article 200 inserted into the main body of the aerosol generating device 100, but the aerosol generating device 100 may not include a heater.
  • a high-temperature aerosol generated by the vaporizer 140 may indirectly heat the aerosol generating article 200 by passing through it.
  • a tobacco rod of the aerosol generating article 200 may include a plurality of tobacco granules.
  • the tobacco granules may be manufactured by wet-extruding a mixture of a tobacco material, a pH adjuster, and a solvent.
  • the diameter of the tobacco granule may be in a range from about 0.5 mm to about 1.5 mm.
  • the tobacco material may be, for example, tobacco leaves, tobacco leaf veins, expanded tobacco, cut tobacco bits, sheet tobacco bits, reconstituted tobacco, and a combination thereof.
  • the tobacco granules may have basic pHs because of the pH adjuster.
  • the pH level of the tobacco granules may be in a range from about 7.0 to about 9.0.
  • a portion of the nicotine in the tobacco material may be changed from nicotine salt to freebase nicotine.
  • Freebase nicotine may have a relatively low boiling point and high volatility in comparison to nicotine salt. Therefore, the tobacco granules may generate nicotine vapor under a heating condition at a relatively low temperature.
  • the pH adjuster may include one or more of alkali metal carbonate, alkaline earth metal carbonate, alkali metal bicarbonate, alkaline earth metal bicarbonate, alkali metal hydroxide, alkaline earth metal hydroxide, alkali metal phosphate, alkaline earth metal phosphate, alkali metal phosphate monohydrate, and alkaline earth metal phosphate monohydrate.
  • the pH adjuster may include one or more of sodium carbonate, potassium carbonate, calcium carbonate, sodium hydroxide, potassium hydroxide, calcium hydroxide, and calcium oxide.
  • the tobacco granule may further include a binder.
  • the binder may bind a tobacco material, a pH adjuster, and a solvent to stick together.
  • the binder may be, for example, hydroxypropyl cellulose (HPC) or hydroxypropyl methyl cellulose (HPMC).
  • the tobacco granule may further include an aerosol generating material.
  • the aerosol generating material may include, for example, at least one of glycerin, propylene glycol, ethylene glycol, dipropylene glycol, diethylene glycol, triethylene glycol, tetraethylene glycol, and oleyl alcohol.
  • the tobacco granules may be formed in the cavity surrounded by a wrapper, but are not limited thereto.
  • the tobacco granules may be buried between filter materials.
  • the filter material may include a fiber bundle in which cellulose acetate fiber strands are aggregated.
  • the tobacco granules may be uniformly distributed between the cellulose acetate fibers.
  • the filter material may include a paper sheet.
  • Paper sheet may be located inside the tobacco rod while rolled.
  • the central axis of the rolled paper sheet may be parallel to a lengthwise direction of the aerosol generating article 200.
  • the tobacco granules may be uniformly distributed in the rolled paper sheet.
  • FIG. 11 is a block diagram of an aerosol generating device 1100 according to another embodiment.
  • the aerosol generating device 1100 may include a controller 1110, a sensing unit 1120, an output unit 1130, a battery 1140, a heater 1150, a user input unit 1160, a memory 1170, and a communication unit 1180.
  • the internal structure of the aerosol generating device 1100 is not limited to those illustrated in FIG. 11. That is, according to the design of the aerosol generating device 1100, it will be understood by one of ordinary skill in the art that some of the components shown in FIG. 11 may be omitted or new components may be added.
  • the sensing unit 1120 may sense a state of the aerosol generating device 1100 or a state around the aerosol generating device 1100, and transmit sensed information to the controller 1110. Based on the sensed information, the controller 1110 may control the aerosol generating device 1100 to perform various functions, such as controlling an operation of the heater 1150, limiting smoking, determining whether an aerosol generating article (e.g., a cigarette, a cartridge, or the like) is inserted, displaying a notification, or the like.
  • an aerosol generating article e.g., a cigarette, a cartridge, or the like
  • the sensing unit 1120 may include at least one of the temperature sensor 1122, the insertion detection sensor 1124, and the puff sensor 1126, but is not limited thereto.
  • the temperature sensor 1122 may sense a temperature at which the heater 1150 (or an aerosol generating material) is heated.
  • the aerosol generating device 1100 may include a separate temperature sensor for sensing the temperature of the heater 1150, or the heater 1150 may serve as a temperature sensor. Alternatively, the temperature sensor 1122 may also be arranged around the battery 1140 to monitor the temperature of the battery 1140.
  • the insertion detection sensor 1124 may sense insertion and/or removal of an aerosol generating article.
  • the insertion detection sensor 1124 may include at least one of a film sensor, a pressure sensor, an optical sensor, a resistive sensor, a capacitive sensor, an inductive sensor, and an infrared sensor, and may sense a signal change according to the insertion and/or removal of an aerosol generating article.
  • the puff sensor 1126 may sense a user's puff based on various physical changes in an airflow passage or an airflow channel. For example, the puff sensor 1126 may sense a user's puff based on any one of a temperature change, a flow change, a voltage change, and a pressure change.
  • the sensing unit 1120 may include, in addition to the temperature sensor 1122, the insertion detection sensor 1124, and the puff sensor 1126 described above, at least one of a temperature/humidity sensor, a barometric pressure sensor, a magnetic sensor, an acceleration sensor, a gyroscope sensor, a location sensor (e.g., a global positioning system (GPS)), a proximity sensor, and a red-green-blue (RGB) sensor (an illuminance sensor).
  • GPS global positioning system
  • RGB red-green-blue
  • the output unit 1130 may output information on the state of the aerosol generating device 1100 and provide the information to a user.
  • the output unit 1130 may include at least one of a display unit 1132, a haptic unit 1134, and a sound output unit 1136, but is not limited thereto.
  • the display unit 1132 and a touch pad form a layered structure to form a touch screen
  • the display unit 1132 may also be used as an input device in addition to an output device.
  • the display unit 1132 may visually provide information about the aerosol generating device 1100 to the user.
  • information about the aerosol generating device 1100 may mean various pieces of information, such as a charging/discharging state of the battery 1140 of the aerosol generating device 1100, a preheating state of the heater 1150, an insertion/removal state of an aerosol generating article, or a state in which the use of the aerosol generating device 1100 is restricted (e.g., sensing of an abnormal object), or the like, and the display unit 1132 may output the information to the outside.
  • the display unit 1132 may be, for example, a liquid crystal display (LCD) panel, an organic light-emitting diode (OLED) display panel, or the like.
  • the display unit 1132 may be in the form of a light-emitting diode (LED) device.
  • LED light-emitting diode
  • the haptic unit 1134 may tactilely provide information about the aerosol generating device 1100 to the user by converting an electrical signal into a mechanical stimulus or an electrical stimulus.
  • the haptic unit 1134 may include a motor, a piezoelectric element, or an electrical stimulation device.
  • the sound output unit 1136 may audibly provide information about the aerosol generating device 1100 to the user.
  • the sound output unit 1136 may convert an electrical signal into a sound signal and output the same to the outside.
  • the battery 1140 may supply power used to operate the aerosol generating device 1100.
  • the battery 1140 may supply power such that the heater 1150 may be heated.
  • the battery 1140 may supply power required for operations of other components (e.g., the sensing unit 1120, the output unit 1130, the user input unit 1160, the memory 1170, and the communication unit 1180) in the aerosol generating device 1100.
  • the battery 1140 may be a rechargeable battery or a disposable battery.
  • the battery 1140 may be a lithium polymer (LiPoly) battery, but is not limited thereto.
  • the heater 1150 may receive power from the battery 1140 to heat an aerosol generating material.
  • the aerosol generating device 1100 may further include a power conversion circuit (e.g., a direct current (DC)/DC converter) that converts power of the battery 1140 and supplies the same to the heater 1150.
  • a power conversion circuit e.g., a direct current (DC)/DC converter
  • the aerosol generating device 1100 may further include a DC/alternating current (AC) that converts DC power of the battery 1140 into AC power.
  • AC DC/alternating current
  • the controller 1110, the sensing unit 1120, the output unit 1130, the user input unit 1160, the memory 1170, and the communication unit 1180 may each receive power from the battery 1140 to perform a function.
  • the aerosol generating device 1100 may further include a power conversion circuit, for example, a low dropout (LDO) circuit or a voltage regulator circuit, which converts the power of the battery 1140 to supply the power to respective components.
  • LDO low dropout
  • the heater 1150 may be formed of any suitable electrically resistive material.
  • the suitable electrically resistive material may be a metal or a metal alloy including titanium, zirconium, tantalum, platinum, nickel, cobalt, chromium, hafnium, niobium, molybdenum, tungsten, tin, gallium, manganese, iron, copper, stainless steel, nichrome, or the like, but is not limited thereto.
  • the heater 1150 may be implemented by a metal wire, a metal plate on which an electrically conductive track is arranged, a ceramic heating element, or the like, but is not limited thereto.
  • the heater 1150 may be a heater of an induction heating type.
  • the heater 1150 may include a susceptor that heats an aerosol generating material by generating heat through a magnetic field applied by a coil.
  • the user input unit 1160 may receive information input from the user or may output information to the user.
  • the user input unit 1160 may include a key pad, a dome switch, a touch pad (a contact capacitive method, a pressure resistance film method, an infrared sensing method, a surface ultrasonic conduction method, an integral tension measurement method, a piezoelectric effect method, or the like), a jog wheel, a jog switch, or the like, but is not limited thereto.
  • the aerosol generating device 1100 may further include a connection interface, such as a universal serial bus (USB) interface, and may connect to other external devices through the connection interface, such as the USB interface, to transmit and receive information, or to charge the battery 1140.
  • USB universal serial bus
  • the memory 1170 is a hardware component that stores various types of data processed by the aerosol generating device 1100, and may store data processed and data to be processed by the controller 1110.
  • the memory 1170 may include at least one type of storage medium from among a flash memory type, a hard disk type, a multimedia card micro type memory, a card-type memory (for example, secure digital (SD) or extreme digital (XD) memory, etc.), random access memory (RAM), static random access memory (SRAM), read-only memory (ROM), electrically erasable programmable read-only memory (EEPROM), programmable read-only memory (PROM), a magnetic memory, a magnetic disk, and an optical disk.
  • the memory 1170 may store the operation time of the aerosol generating device 1100, the maximum number of puffs, the current number of puffs, at least one temperature profile, data about a user's smoking pattern, etc.
  • the communication unit 1180 may include at least one component for communication with another electronic device.
  • the communication unit 1180 may include a short-range wireless communication unit 1182 and a wireless communication unit 1184.
  • the short-range wireless communication unit 1182 may include a Bluetooth communication unit, a Bluetooth Low Energy (BLE) communication unit, a near field communication unit, a wireless LAN (WLAN) (Wi-Fi) communication unit, a Zigbee communication unit, an infrared data association (IrDA) communication unit, a Wi-Fi Direct (WFD) communication unit, an ultra-wideband (UWB) communication unit, an Ant+ communication unit, or the like, but is not limited thereto.
  • BLE Bluetooth Low Energy
  • Wi-Fi wireless LAN
  • Zigbee communication unit an infrared data association (IrDA) communication unit
  • Wi-Fi Direct (WFD) communication unit Wi-Fi Direct (WFD) communication unit
  • UWB ultra-wideband
  • Ant+ communication unit or the like, but is not limited thereto.
  • the wireless communication unit 1184 may include a cellular network communication unit, an Internet communication unit, a computer network (e.g., local area network (LAN) or wide area network (WAN)) communication unit, or the like, but is not limited thereto.
  • the wireless communication unit 1184 may also identify and authenticate the aerosol generating device 1100 within a communication network by using subscriber information (e.g., International Mobile Subscriber Identifier (IMSI)).
  • subscriber information e.g., International Mobile Subscriber Identifier (IMSI)
  • the controller 1110 may control general operations of the aerosol generating device 1100.
  • the controller 1110 may include at least one processor.
  • a processor can be implemented as an array of a plurality of logic gates or can be implemented as a combination of a general-purpose microprocessor and a memory in which a program executable in the microprocessor is stored. It will be understood by one of ordinary skill in the art that the processor may be implemented in other forms of hardware.
  • the controller 1110 may control the temperature of the heater 1150 by controlling the supply of power of the battery 1140 to the heater 1150.
  • the controller 1110 may control power supply by controlling switching of a switching element between the battery 1140 and the heater 1150.
  • a direct heating circuit may also control power supply to the heater 1150 according to a control command of the controller 1110.
  • the controller 1110 may analyze a result sensed by the sensing unit 1120 and control subsequent processes to be performed. For example, the controller 1110 may control power supplied to the heater 1150 to start or end an operation of the heater 1150 on the basis of a result sensed by the sensing unit 1120. As another example, the controller 1110 may control, based on a result sensed by the sensing unit 1120, the amount of power supplied to the heater 1150 and the time when the power is supplied, such that the heater 1150 may be heated to a certain temperature or maintained at an appropriate temperature.
  • the controller 1110 may control the output unit 1130 on the basis of the result sensed by the sensing unit 1120. For example, when the number of puffs counted through the puff sensor 1126 reaches a preset number, the controller 1110 may notify the user that the aerosol generating device 1100 will soon be terminated through at least one of the display unit 1132, the haptic unit 1134, and the sound output unit 1136.
  • One embodiment may also be implemented in the form of a recording medium including instructions executable by a computer, such as a program module executable by the computer.
  • the computer-readable recording medium may be any available medium that can be accessed by a computer, including both volatile and nonvolatile media, and both removable and non-removable media.
  • the computer-readable recording medium may include both a computer storage medium and a communication medium.
  • the computer storage medium includes all of volatile and nonvolatile media, and removable and non-removable media implemented by any method or technology for storage of information such as computer-readable instructions, data structures, program modules, or other data.
  • the communication medium typically includes computer-readable instructions, data structures, other data in modulated data signals such as program modules, or other transmission mechanisms, and includes any information transfer media.

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Abstract

Poche pour un dispositif de génération d'aérosol comprenant une composition liquide qui génère un aérosol lorsqu'elle est chauffée, et un film soluble dans l'eau entourant la composition liquide.
PCT/KR2023/015721 2022-11-07 2023-10-12 Poche, vaporisateur comprenant la poche, et dispositif de génération d'aérosol comprenant la poche WO2024101680A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR20220147391 2022-11-07
KR10-2022-0147391 2022-11-07
KR1020230030807A KR20240069574A (ko) 2022-11-07 2023-03-08 파우치, 상기 파우치를 포함하는 증기화기 및 상기 파우치를 포함하는 에어로졸 생성 장치
KR10-2023-0030807 2023-03-08

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011116975A1 (fr) * 2010-03-26 2011-09-29 Philip Morris Products S.A. Billes de tabac mentholé à libération contrôlée
WO2019115758A1 (fr) * 2017-12-14 2019-06-20 Jt International S.A. Cigarette électronique
KR20190138461A (ko) * 2018-06-05 2019-12-13 주식회사 이엠텍 전기가열식 에어로졸 발생기용 카토마이저
US20200281261A1 (en) * 2017-12-27 2020-09-10 Japan Tobacco Inc. Smoking article
KR102408183B1 (ko) * 2020-02-17 2022-06-13 주식회사 케이티앤지 에어로졸 흡입기 및 에어로졸 흡입기용 캡슐

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2011116975A1 (fr) * 2010-03-26 2011-09-29 Philip Morris Products S.A. Billes de tabac mentholé à libération contrôlée
WO2019115758A1 (fr) * 2017-12-14 2019-06-20 Jt International S.A. Cigarette électronique
US20200281261A1 (en) * 2017-12-27 2020-09-10 Japan Tobacco Inc. Smoking article
KR20190138461A (ko) * 2018-06-05 2019-12-13 주식회사 이엠텍 전기가열식 에어로졸 발생기용 카토마이저
KR102408183B1 (ko) * 2020-02-17 2022-06-13 주식회사 케이티앤지 에어로졸 흡입기 및 에어로졸 흡입기용 캡슐

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