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WO2023214672A1 - Articles de génération d'aérosol et systèmes de génération d'aérosol - Google Patents

Articles de génération d'aérosol et systèmes de génération d'aérosol Download PDF

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Publication number
WO2023214672A1
WO2023214672A1 PCT/KR2023/003355 KR2023003355W WO2023214672A1 WO 2023214672 A1 WO2023214672 A1 WO 2023214672A1 KR 2023003355 W KR2023003355 W KR 2023003355W WO 2023214672 A1 WO2023214672 A1 WO 2023214672A1
Authority
WO
WIPO (PCT)
Prior art keywords
aerosol
segment
medium
nicotine
generating
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/KR2023/003355
Other languages
English (en)
Korean (ko)
Inventor
이태경
권찬민
김태균
박인수
이미정
이존태
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
KT&G Corp
Original Assignee
KT&G Corp
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 KR1020230007206A external-priority patent/KR102782130B1/ko
Application filed by KT&G Corp filed Critical KT&G Corp
Priority to CN202380038018.8A priority Critical patent/CN119136692A/zh
Priority to EP23799555.0A priority patent/EP4501148A4/fr
Priority to JP2024564462A priority patent/JP2025514994A/ja
Priority to US18/861,831 priority patent/US20250302112A1/en
Publication of WO2023214672A1 publication Critical patent/WO2023214672A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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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
    • A24F40/50—Control or monitoring
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
    • A24B15/00—Chemical features or treatment of tobacco; Tobacco substitutes, e.g. in liquid form
    • A24B15/10—Chemical features of tobacco products or tobacco substitutes
    • A24B15/12—Chemical features of tobacco products or tobacco substitutes of reconstituted tobacco
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
    • A24B15/00—Chemical features or treatment of tobacco; Tobacco substitutes, e.g. in liquid form
    • A24B15/10—Chemical features of tobacco products or tobacco substitutes
    • A24B15/12—Chemical features of tobacco products or tobacco substitutes of reconstituted tobacco
    • A24B15/14—Chemical features of tobacco products or tobacco substitutes of reconstituted tobacco made of tobacco and a binding agent not derived from tobacco
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
    • A24B15/00—Chemical features or treatment of tobacco; Tobacco substitutes, e.g. in liquid form
    • A24B15/18—Treatment of tobacco products or tobacco substitutes
    • A24B15/28—Treatment of tobacco products or tobacco substitutes by chemical substances
    • A24B15/42—Treatment of tobacco products or tobacco substitutes by chemical substances by organic and inorganic substances
    • 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
    • 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
    • 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
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/10—Devices using liquid inhalable precursors
    • 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
    • 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
    • A24F42/00—Simulated smoking devices other than electrically operated; Component parts thereof; Manufacture or testing thereof
    • A24F42/20—Devices without heating means

Definitions

  • the following examples relate to aerosol-generating articles and aerosol-generating systems.
  • Patent Publication No. 10-2017-0132823 discloses a non-combustible flavor aspirator, a flavor source unit, and an atomization unit.
  • An object according to one embodiment is to provide an aerosol-generating article that does not require heating and an aerosol-generating system including the same.
  • An object according to one embodiment is to provide an aerosol-generating article that can ensure a uniform delivery amount of nicotine during smoking and an aerosol-generating system including the same.
  • the purpose of one embodiment is to provide an aerosol-generating article that can ensure uniformity of taste during smoking and an aerosol-generating system including the same.
  • the purpose of one embodiment is to provide an aerosol-generating article that can ensure sufficient nicotine delivery even in an unheated state and an aerosol-generating system including the same.
  • the purpose of one embodiment is to provide an aerosol-generating article that can selectively provide various flavor intensities with a single aerosol-generating article and an aerosol-generating system including the same.
  • An aerosol-generating article includes a medium segment including a cavity, and at least one of a first segment disposed upstream of the medium segment and a second segment disposed downstream of the medium segment, the cavity is filled with tobacco medium, and the filling rate of the tobacco medium in the cavity may be at least 50 vol%.
  • Nicotine transferred from the tobacco medium may be adsorbed to at least one of the first segment or the second segment.
  • the filling rate of the tobacco medium in the cavity may be 80 vol% or less.
  • the first segment or the second segment may include cellulose acetate.
  • the tobacco media of the media segment may be pH treated.
  • the tobacco medium may be pH treated to range from 7.0 to 9.5, or the tobacco medium may be pH treated to range from 8.0 to 9.5.
  • the amount of nicotine adsorption per unit length of the first segment may be greater than or equal to the amount of nicotine adsorption per unit length of the second segment.
  • An aerosol-generating system includes an aerosol-generating article, a control unit including at least one processor, an elongated cavity in which the aerosol-generating article is accommodated, and a liquid composition that is heated to generate an aerosol, and the aerosol is generated into the aerosol.
  • An aerosol-generating device comprising a vaporizer discharging toward a generating article, the aerosol-generating article comprising: a first segment, a second segment disposed downstream of the first segment, and the first segment and the second segment; a medium segment disposed between the segments, the medium segment including a cavity, the cavity being filled with a tobacco medium, and at least one of the first segment and the second segment containing nicotine transferred from the tobacco medium. is adsorbed, and the filling rate of the tobacco medium in the cavity may be 50 vol% or more and 80 vol% or less.
  • the tobacco medium may be treated with a pH ranging from 8.0 to 9.5.
  • An aerosol-generating article and an aerosol-generating system including the same according to an embodiment can implement aerosol transfer without heating the aerosol-generating article.
  • An aerosol-generating article and an aerosol-generating system including the same according to an embodiment can ensure a uniform amount of nicotine delivered during smoking.
  • An aerosol-generating article and an aerosol-generating system including the same according to an embodiment can ensure uniformity of taste during smoking.
  • An aerosol-generating article and an aerosol-generating system including the same according to an embodiment can be used directly without preheating the device.
  • An aerosol-generating article and an aerosol-generating system including the same according to an embodiment can minimize instability caused by free nicotine due to pH adjustment.
  • An aerosol-generating article and an aerosol-generating system including the same can selectively provide various taste intensities with a single aerosol-generating article.
  • An aerosol-generating article and an aerosol-generating system including the same can satisfy a user's satisfaction with smoking by ensuring sufficient nicotine delivery even in a non-heating mode.
  • the effect of increasing the service life of the device can be expected as it is used in a non-heating mode.
  • FIG. 1 is a block diagram of an aerosol generating system according to one embodiment.
  • Figures 2a and 2b are diagrams schematically showing an aerosol generating system in which an aerosol generating device is coupled with an aerosol generating article according to an embodiment.
  • Figure 3 is a diagram schematically showing the structure of an aerosol-generating article according to an embodiment.
  • Figure 4 is a graph showing smoke components according to the amount of medium filled in an aerosol-generating article.
  • Figure 5 shows nicotine compliance testing by segment of aerosol-generating articles.
  • first, second, A, B, (a), and (b) may be used. These terms are only used to distinguish the component from other components, and the nature, sequence, or order of the component is not limited by the term.
  • a component is described as being “connected,” “coupled,” or “connected” to another component, that component may be directly connected or connected to that other component, but there is no need for another component between each component. It should be understood that may be “connected,” “combined,” or “connected.”
  • humectant may refer to a substance that can facilitate the formation of visible smoke and/or aerosol.
  • humectants include, but are not limited to, glycerin (GLY), propylene glycol (PG), ethylene glycol, dipropylene glycol, diethylene glycol, triethylene glycol, tetraethylene glycol, and oleyl alcohol.
  • GLY glycerin
  • PG propylene glycol
  • ethylene glycol dipropylene glycol
  • diethylene glycol diethylene glycol
  • triethylene glycol tetraethylene glycol
  • oleyl alcohol oleyl alcohol
  • aerosol-forming substrate may mean a material capable of forming an aerosol. Aerosols may contain volatile compounds.
  • the aerosol-forming substrate may be solid or liquid.
  • solid aerosol-forming substrates may include solid materials based on tobacco raw materials, such as tobacco cut filler, tobacco granules, reconstituted tobacco, etc. Reconstituted tobacco can be divided into slurry-type leaflets and paper-type leaflets depending on the manufacturing method.
  • Liquid aerosol-forming substrates may include liquid composition materials based on nicotine, tobacco extract and/or various flavoring agents. However, the scope of the present disclosure is not limited to these examples.
  • aerosol-generating article may refer to an aerosol-forming substrate, that is, an article containing a medium through which the aerosol passes and the nicotine contained in the medium is transferred.
  • a representative example of an aerosol-generating article may include a cigarette, but the scope of the present disclosure is not limited thereto.
  • aerosol generating device may refer to a device that generates an aerosol using an aerosol-forming substrate to generate an aerosol that can be directly inhaled through the user's mouth and into the user's lungs.
  • upstream or “upstream direction” means a direction away from the user's (smoker's) mouth
  • downstream or “downstream direction” means a direction closer to the user's mouth. It can mean.
  • upstream and downstream may be used to describe the relative positions of elements that make up an aerosol-generating article.
  • puff refers to the user's inhalation
  • inhalation refers to the situation of pulling the puff into the user's oral cavity, nasal cavity, or lungs through the user's mouth or nose.
  • Figure 1 is a block diagram of an aerosol generating system according to an embodiment
  • Figures 2a and 2b are schematic diagrams showing an aerosol generating system in which an aerosol generating article is combined with an aerosol generating device according to an embodiment
  • Figure 3 is The structure of an aerosol-generating article according to one embodiment is schematically shown.
  • an aerosol generating system 1 may include an aerosol generating device 11 and an aerosol generating article 12.
  • the aerosol generating device 11 may include a battery 111, a control unit 112, a vaporizer 113, and an elongated cavity 115. there is.
  • the aerosol generating device 11 shown in FIGS. 2A and 2B shows only components related to this embodiment. Accordingly, those skilled in the art can understand that in addition to the components shown in FIGS. 2A and 2B, other general-purpose components may be further included in the aerosol generating device 11. . Additionally, the aerosol generating device 11 may be in the form of a stick or a holder.
  • the battery 111 may supply power used to operate the aerosol generating device 11.
  • the battery 111 may supply current to the vaporizer 113 so that the vaporizer 113 can heat the liquid composition.
  • the battery 111 can supply power necessary for the display, sensor, motor, etc. installed in the aerosol generating device 11 to operate.
  • the battery 111 may be a lithium iron phosphate (LiFePO4) battery, but is not limited to the above-described example.
  • the battery 111 may include a lithium cobalt oxide (LiCoO2) battery, a lithium titanate battery, and a lithium ion battery.
  • the battery 111 may have a cylindrical shape with a diameter of 10 mm and a length of 37 mm, but is not limited thereto.
  • the capacity of the battery 111 may range from 120 mAh to 250 mAh, but is not limited thereto.
  • the battery 111 may be a rechargeable battery or a disposable battery.
  • the charging rate (C-rate) of the battery 111 may be 10C and the discharge rate (C-rate) may be 10C to 20C, but are not limited thereto.
  • the battery 111 can be manufactured so that more than 80% of the total capacity can be secured even when charging/discharging is performed 2000 times.
  • control unit 112 generally controls the operation of the aerosol generating device 11. Specifically, the control unit 112 controls the operation of the battery 111, the vaporizer 113, as well as other components included in the aerosol generating device 11. Additionally, the control unit 112 may check the status of each component of the aerosol generating device 11 and determine whether the aerosol generating device 11 is in an operable state.
  • control unit 112 includes at least one processor.
  • the processor may be implemented as an array of multiple logic gates, or as a combination of a general-purpose microprocessor and a memory storing a program that can be executed on the microprocessor. Additionally, those skilled in the art can understand that the present embodiment may be implemented with other types of hardware.
  • the vaporizer 113 may heat the liquid composition to generate an aerosol, such that the generated aerosol passes through an aerosol-generating article 12 inserted into the elongated cavity 115. It may be emitted toward the inserted aerosol-generating article 12. Therefore, tobacco flavor may be added to the aerosol that passes through the aerosol-generating article 12, and the user inhales one end of the aerosol-generating article 12 with the mouth to inhale the aerosol with tobacco flavor added. can do.
  • the vaporizer 113 may be referred to as a cartomizer or an atomizer.
  • the vaporizer 113 may be coupled to the aerosol generating device 11 so as to be replaceable.
  • the aerosol generating device 11 may further include a heater 114.
  • the aerosol-generating article 12 can transfer nicotine even under non-heated conditions. Additionally, in the low-temperature heating mode using the heater 114, the transfer amount of nicotine can be increased by promoting the transfer of nicotine.
  • the low-temperature heating mode using the heater 114 can achieve a higher level of taste intensity compared to the non-heating board, and the amount of nicotine transferred can be easily adjusted through the non-heating mode and the low-temperature heating mode.
  • the heater 114 may be heated by power supplied from the battery 111.
  • the heater 114 may be located external to the aerosol-generating article 12. Accordingly, the heated heater 114 may increase the temperature of the aerosol-generating material within the aerosol-generating article 12.
  • heater 114 may be an electrically resistive heater.
  • the heater 114 includes an electrically conductive track, and the heater 114 may be heated as a current flows through the electrically conductive track.
  • the heater 114 is not limited to the above-described example, and may be any heater that can be heated to a desired temperature without limitation.
  • the desired temperature may be preset in the aerosol generating device 11, or may be set to a desired temperature by the user.
  • the heater 114 may be an induction heating type heater.
  • the heater 114 may include an electrically conductive coil for heating the aerosol-generating article 12 by induction heating, and the aerosol-generating article 12 may include a susceptor that can be heated by the induction heating type heater. It can be included.
  • the heater 114 may include a tubular heat transfer element, a plate heat transfer element, a needle-shaped heat transfer element, or a rod-shaped heat transfer element, which may be inside or inside the aerosol-generating article 12 depending on the shape of the heat transfer element. The outside can be heated.
  • a plurality of heaters 114 may be disposed in the aerosol generating device 11. At this time, the plurality of heaters 114 may be arranged to be inserted into the inside of the aerosol-generating article 12, or may be placed outside of the aerosol-generating article 12. Additionally, some of the plurality of heaters 114 may be arranged to be inserted into the inside of the aerosol-generating article 12, and others may be placed outside the aerosol-generating article 12.
  • elongated cavity 115 may contain an aerosol-generating article 12.
  • heater 114 may be disposed surrounding an exterior surface of elongate cavity 115 to heat an aerosol-generating article contained in elongate cavity 115 .
  • the heater 114 according to one embodiment may be disposed surrounding at least a portion of the outer surface of the elongated cavity 115.
  • the aerosol generating device 11 may further include general-purpose components in addition to the battery 111, the control unit 112, the vaporizer 113, and the elongated cavity 115.
  • the aerosol generating device 11 may include a sensing unit 116, an output unit 117, a user input unit 118, a memory 119, and a communication unit 120.
  • the sensing unit 116 may detect the state of the aerosol generating device 11 or the state surrounding the aerosol generating device 11 and transmit the sensed information to the control unit 112. Based on the sensed information, the control unit 112 controls the aerosol generating device 11 to perform various functions such as limiting smoking, determining whether to insert an aerosol generating article 12 (e.g., cigarette, cartridge, etc.), displaying a notification, etc. ) can be controlled.
  • an aerosol generating article 12 e.g., cigarette, cartridge, etc.
  • the sensing unit 116 may include at least one of a temperature sensor 1161, an insertion detection sensor 1162, and a puff sensor 1163, but is not limited thereto.
  • the temperature sensor 1161 may detect the temperature at which the heater 114 (or an aerosol-generating material) is heated.
  • the aerosol generating device 11 may include a separate temperature sensor that detects the temperature of the heater 114, or the heater 114 itself may serve as a temperature sensor.
  • the temperature sensor 1161 may be disposed around the battery 111 to monitor the temperature of the battery 111.
  • Insertion detection sensor 1162 may detect insertion and/or removal of aerosol-generating article 12.
  • the insertion detection sensor 1162 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 the aerosol-generating article 12 is inserted. And/or a signal change due to removal may be detected.
  • the puff sensor 1163 may detect the user's puff based on various physical changes in the airflow passage or airflow channel. For example, the puff sensor 1163 may detect the user's puff based on any one of temperature change, flow change, voltage change, and pressure change.
  • the sensing unit 116 includes a temperature/humidity sensor, an atmospheric pressure sensor, a magnetic sensor, an acceleration sensor, a gyroscope sensor, a position sensor (e.g., GPS), It may further include at least one of a proximity sensor and an RGB sensor (illuminance sensor). Since the function of each sensor can be intuitively deduced by a person skilled in the art from its name, detailed descriptions may be omitted.
  • the output unit 117 may output information about the status of the aerosol generating device 11 and provide it to the user.
  • the output unit 117 may include at least one of a display unit 1171, a haptic unit 1172, and an audio output unit 1173, but is not limited thereto.
  • the display unit 1171 and the touch pad form a layer structure to form a touch screen
  • the display unit 1171 can be used as an input device in addition to an output device.
  • the display unit 1171 can visually provide information about the aerosol generating device 11 to the user.
  • information about the aerosol-generating device 11 may include the charging/discharging state of the battery 111 of the aerosol-generating device 11, the insertion/removal state of the aerosol-generating article 12, or the aerosol-generating device 11. It may refer to various information such as a state in which use is restricted (e.g., abnormal item detection), and the display unit 1171 may output the information to the outside.
  • the display unit 1171 may be, for example, a liquid crystal display panel (LCD) or an organic light emitting display panel (OLED). Additionally, the display unit 1171 may be in the form of an LED light-emitting device.
  • the haptic unit 1172 can convert electrical signals into mechanical stimulation or electrical stimulation to provide tactile information about the aerosol generating device 11 to the user.
  • the haptic unit 1172 may include a motor, a piezoelectric element, or an electrical stimulation device.
  • the sound output unit 1173 can provide information about the aerosol generating device 11 audibly to the user.
  • the audio output unit 1173 can convert an electrical signal into an acoustic signal and output it to the outside.
  • the user input unit 118 may receive information input from the user or output information to the user.
  • the user input unit 118 includes a key pad, a dome switch, and a touch pad (contact capacitive type, pressure resistive type, infrared detection type, surface ultrasonic conduction type, and integral type). Tension measurement method, piezo effect method, etc.), jog wheel, jog switch, etc., but are not limited thereto.
  • the aerosol generating device 11 further includes a connection interface such as a USB (universal serial bus) interface, and is connected to other external devices through a connection interface such as a USB interface. This allows information to be transmitted and received or the battery 111 to be charged.
  • USB universal serial bus
  • the memory 119 is hardware that stores various data processed within the aerosol generating device 11, and can store data processed by the control unit 112 and data to be processed.
  • the memory 119 is a flash memory type, hard disk type, multimedia card micro type, card type memory (for example, SD or XD memory, etc.), RAM. (RAM, random access memory) SRAM (static random access memory), ROM (read-only memory), EEPROM (electrically erasable programmable read-only memory), PROM (programmable read-only memory), magnetic memory, magnetic disk , and may include at least one type of storage medium among optical disks.
  • the memory 119 may store the operation time of the aerosol generating device 11, the maximum number of puffs, the current number of puffs, at least one temperature profile, and data on the user's smoking pattern.
  • the communication unit 120 may include at least one component for communication with other electronic devices.
  • the communication unit 120 may include a short-range communication unit 1201 and a wireless communication unit 1202.
  • the short-range wireless communication unit 1201 includes a Bluetooth communication unit, a Bluetooth Low Energy (BLE) communication unit, a Near Field Communication unit, a WLAN (Wi-Fi) communication unit, a Zigbee communication unit, and an infrared (IrDA) communication unit. , infrared Data Association) communication unit, WFD (Wi-Fi Direct) communication unit, UWB (ultra wideband) communication unit, Ant+ communication unit, etc., but is not limited thereto.
  • the wireless communication unit 1202 may include, but is not limited to, a cellular network communication unit, an Internet communication unit, a computer network (eg, LAN or WAN) communication unit, etc.
  • the wireless communication unit 1202 may identify and authenticate the aerosol generating device 11 within the communication network using subscriber information (eg, International Mobile Subscriber Identifier (IMSI)).
  • subscriber information eg, International Mobile Subscriber Identifier (IMSI)
  • the aerosol-generating device 11 may include a terminal coupled to the cradle and/or at least one input device (e.g., a button) through which a user can control the functions of the aerosol-generating device 11.
  • a user can execute various functions using the input device of the aerosol generating device 100.
  • the number of times the user presses the input device e.g., once, twice, etc.
  • the time the user presses the input device e.g., 0.1 second, 0.2 second, etc.
  • a plurality of aerosol generating devices 11 You can execute the desired function among the functions.
  • the function of preheating the heating element of the vaporizer 113, the function of adjusting the temperature of the heating element of the vaporizer 113, the function of cleaning the space where the aerosol-generating article is inserted, A function of checking whether the aerosol generating device 11 is in an operable state, a function of displaying the remaining amount (available power) of the battery 111, a reset function of the aerosol generating device 11, etc. may be performed.
  • the function of the aerosol generating device 11 is not limited to the examples described above.
  • the aerosol-generating device 11 may include a puff detection sensor, a temperature detection sensor, and/or an aerosol-generating article insertion detection sensor. Additionally, the aerosol generating device 11 may be manufactured in a structure that allows external air to flow in/out even when an aerosol generating article is inserted.
  • the aerosol-generating device 11 may include a vaporizer 113 and an elongated cavity 115 arranged in series, as shown in FIG. 2A. According to another embodiment, the aerosol-generating device 11 may include a vaporizer 113 and an elongated cavity 115 arranged in parallel, as shown in FIG. 2B.
  • the arrangement form of the battery 111, control unit 112, vaporizer 113, and elongated cavity 115 of the aerosol generating device 11 is not limited to FIGS. 2A and 2B and may have various forms. .
  • a heater eg, heater 114 in FIG. 1
  • the aerosol generated by the vaporizer 113 may enter the elongated cavity 115 and pass through the aerosol-generating article 12. Accordingly, the aerosol passing through the aerosol-generating article 12 may be added with tobacco flavor or nicotine, and the user inhales one end of the aerosol-generating article 12 with the mouth to add tobacco flavor or nicotine.
  • the aerosol can be inhaled.
  • the vaporizer 113 may include a liquid storage unit, a liquid delivery means, a heating element, and an airflow passage.
  • Each component of the vaporizer 113 may be made of polycarbonate, but is not limited thereto.
  • the liquid storage unit may store a liquid composition that can generate an aerosol when heated.
  • the liquid composition may be a liquid containing tobacco-containing substances including volatile tobacco flavor components, and according to another embodiment, the liquid composition may be a liquid containing non-tobacco substances. Additionally, the liquid composition can store a liquid of 0.1 to 2.0 mL, but is not limited thereto. Additionally, the liquid reservoir may be exchangeably coupled within the vaporizer 113.
  • liquid compositions may include water, solvents, ethanol, plant extracts, fragrances, flavors, or vitamin mixtures.
  • Fragrances may include, but are not limited to, menthol, peppermint, spearmint oil, and various fruit flavor ingredients.
  • Flavoring agents may include ingredients that can provide various 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 contain 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, which may transfer the liquid composition of the liquid reservoir to the heating element using capillary action.
  • the heating element is an element for heating a liquid composition delivered by a liquid delivery means, and may be a metal heating wire, a metal heating plate, or a ceramic heater. Additionally, 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 may be heated by supplying an electric current and may transfer heat to the liquid composition in contact with the heating element, thereby heating the liquid composition. As a result, aerosols may be generated.
  • the airflow passageway may be arranged such that the generated aerosol is released toward the inserted aerosol-generating article 12. That is, the aerosol generated by the heating element can be released through the airflow passage.
  • the controller 112 may control the temperature of the heating element by controlling the current supplied to the heating element. Accordingly, the control unit 112 can control the amount of aerosol generated from the liquid composition by controlling the current supplied to the heating element. Additionally, the control unit 112 may control supply of current to the heating element for a preset time when detecting a user's puff. For example, the controller 112 may control current to be supplied to the heating element for 1-5 seconds from the time the user's puff is detected.
  • control unit 112 may control the amount of aerosol emitted from the vaporizer 113 by controlling the open/closed state of the airflow passage. Specifically, the control unit 112 can increase the amount of aerosol emitted from the vaporizer 113 by increasing the size of the air gap in the air flow passage, and can increase the amount of aerosol emitted from the vaporizer 113 by reducing the size of the air gap in the air flow passage. It can reduce the amount of aerosol emitted. For example, the control unit 112 may control the air gap in the airflow passage using a dial method.
  • control unit 112 may inform the user of the lack of liquid composition through a vibration motor or a display.
  • the aerosol-generating article 12 may include a first segment 121, a medium segment 122, a second segment 123, and a wrapper 125.
  • aerosol-generating article 12 may be wrapped by at least one wrapper 125. At least one hole may be formed in the wrapper 125 through which external air flows in or internal gas flows out.
  • the wrapper 125 may include a material with high thermal conductivity.
  • the first segment 121 is wrapped by the first wrapper 1251
  • the medium segment 122 is wrapped by the second wrapper 1252
  • the second segment is wrapped by the third wrapper 1253. (123) can be packaged.
  • the entire aerosol-generating article 12 can be repackaged by the fifth wrapper 1255.
  • the first wrapper 1251, the second wrapper 1252, and the third wrapper 1253 may be made of porous wrapping paper.
  • the porosity of each of the first wrapper 1251, the second wrapper 1252, and the third wrapper 1253 may be 35,000 CU, but is not limited thereto.
  • the thickness of each of the first wrapper 1251, the second wrapper 1252, and the third wrapper 1253 may be within the range of 70 ⁇ m to 80 ⁇ m.
  • the basis weight of each of the first wrapper 1251, the second wrapper 1252, and the third wrapper 1253 may be within the range of 20 g/m2 to 25 g/m2.
  • the second wrapper 1252 may include an aluminum component.
  • the second wrapper 1252 may be a metal foil such as aluminum foil combined with a general filter wrapper.
  • the second wrapper 1252 may be made of sterile paper (MFW).
  • the fifth wrapper 1255 may be made of sterile paper (MFW).
  • the basis weight of the fifth wrapper 1255 may be within the range of 57 g/m2 to 63 g/m2.
  • the thickness of the fifth wrapper 1255 may be within the range of 64um to 70um.
  • the first segment 121 may be composed of a cellulose acetate filter. Additionally, the first segment 121 may be composed of a paper filter or a porous molded product. For example, the length of the first segment 121 may be 4 to 15 mm, but is not limited thereto. Additionally, the first segment 121 may be colored or flavored.
  • the medium segment 122 may include a cavity, and the cavity may be filled with a medium.
  • the medium substrate filled in the medium segment 122 may include at least one of granular tobacco (tobacco granules), reconstituted tobacco, and tobacco cut filler.
  • the length of the medium segment 122 may be an appropriate length within the range of 6 mm to 18 mm, but is not limited thereto.
  • tobacco granules contain significantly less moisture and/or aerosol formers than other types of tobacco materials (e.g. cut filler, reconstituted tobacco, etc.), which can significantly reduce the generation of visible smoke and thus aerosol generation.
  • the lead-free function of device 11 can be easily implemented.
  • the diameter, density, filling rate, composition ratio of constituent materials, heating temperature, etc. of the tobacco granules may vary, and this may vary depending on the embodiment.
  • the diameter of tobacco granules can be about 0.3 mm to 1.2 mm. Within this numerical range, appropriate hardness and ease of manufacturing of tobacco granules are ensured, and the probability of swirling within the cavity can be increased.
  • media segment 122 may include an aerosol-generating material such as glycerin. Additionally, media segments 122 may contain other additives such as flavorants, humectants, and/or organic acids. Additionally, a flavoring liquid such as menthol or moisturizer may be added to the medium segment 122 by spraying it on the medium segment 122.
  • media segment 122 may include a pH treated media substrate.
  • the medium substrate may be pH treated to be basic by a pH adjuster, and the pH adjuster is basic, for example, at least one of potassium carbonate (K2CO3), sodium bicarbonate (NaHCO3), and calcium oxide (CaO). It may contain any one substance.
  • the substances included in the pH adjuster are not limited to the above-mentioned examples, and substances that generate less negative odor during smoking may be used.
  • a basic pH adjuster may increase the pH of the medium substrate included in the medium segment 122. Compared to a medium substrate that is not treated with a basic pH adjuster, the basic pH-treated medium substrate increases the amount of nicotine released when heated. That is, in the case of a basic pH treated medium base, sufficient nicotine yield can be achieved even if the medium segment 122 is heated at a low temperature.
  • the media segment 122 may include slurry or paper-based leaflets adjusted to a pH range of 7.0 to 9.5, or tobacco granules adjusted to a pH range of 7.0 to 9.5.
  • the medium segment 122 may include slurry or paper-type leaflets adjusted to a pH range of 8.0 to 9.5, or tobacco granules adjusted to a pH range of 8.0 to 9.5.
  • the medium base may contain nicotine, and by pH treatment, free nicotine (nicotine in a gaseous state) can be transferred from the medium base even under non-heating conditions or relatively low temperature conditions. That is, by adjusting the pH of the medium base of the medium segment 122 to the 7.0 to 9.5 range (or 8.0 to 9.5 range), volatile free nicotine can be implemented in non-heated conditions and a sufficient level of taste intensity can be realized. .
  • the aerosol generating device 11 includes a heater (e.g., the heater 114 in FIG. 1)
  • the transfer of nicotine is promoted through low-temperature heating to achieve a relatively higher level of taste intensity than in the non-heating mode. It can be implemented.
  • the amount of nicotine transferred can be easily adjusted even through non-heating or low-temperature heating.
  • the second segment 123 may be composed of a cellulose acetate filter. Additionally, the second segment 123 may include at least one flavor capsule. For example, the second segment 123 may be a cellulose acetate filter into which at least one flavor capsule is inserted. Additionally, the second segment 123 may be composed of a cellulose acetate filter mixed with a flavoring material.
  • nicotine may be adsorbed on at least one of the first segment 121 and the second segment 123.
  • the nicotine in the medium segment 122 is actively converted to a free nicotine state even under non-heated conditions, thereby forming the first segment 121.
  • it may be transferred to the second segment 123.
  • nicotine transferred from the medium segment 122 may be adsorbed to at least one of the first segment 121 and the second segment 123. Since the first segment 121 or the second segment 123 along with the medium segment 122 also contain nicotine, the aerosol-generating article 12 can be used immediately without preheating the aerosol-generating device 11. This not only increases user convenience, but can also contribute to providing a sense of taste satisfaction due to sufficient nicotine delivery even in the absence of heating.
  • aerosol-generating article 12 may undergo a nicotine transfer treatment process.
  • the nicotine transfer treatment process may be accomplished as follows. First, the medium segment 122 is treated with a pH in the range of 7.0 to 9.5 (or in the range of 8.0 to 9.5), and the first segment 121 and the second segment 123 are wrapped around the wrapper 125 with the medium segment 122 interposed therebetween. ) can be combined. Next, the aerosol-generating article 12 undergoes a nicotine transition period at room temperature. For example, the nicotine transition period may be 4 weeks or longer.
  • Table 1 below shows the amount of nicotine transferred to the aerosol-generating article consisting of the first segment 121, the first medium segment (e.g., the medium segment 122), the second medium segment, and the second segment 123 over time. This is a table representing .
  • the experiment below was conducted under temperature conditions of 22 degrees.
  • the control unit 112 it is possible to control the temperature at which the heater 114 heats the aerosol-generating article 12.
  • the controller 112 may adjust the temperature at which the heater 114 heats the first segment 121, the medium segment 122, or the second segment 123.
  • the control unit 112 may control the heater 114 in a non-heating mode and a low-temperature heating mode.
  • the heater 114 does not heat the aerosol-generating article 12, in which case the first segment 121, the media segment 122, or the second segment 123 may not be heated.
  • the low-temperature heating mode the heater 114 can heat the aerosol-generating article 12 at a low temperature between 0 degrees and 150 degrees.
  • the first segment 121, the medium segment 122, or the second segment 123 may be heated to a low temperature of 0 degrees or more and 150 degrees or less.
  • the flavor intensity can be adjusted.
  • the amount of nicotine transferred from the first segment 121, media segment 122, or second segment 123 may be relatively low, resulting in a relatively low taste intensity.
  • the amount of nicotine transferred from the first segment 121, the medium segment 122, or the second segment 123 is relatively high, so that the taste intensity is relatively high. You can. Therefore, in the low-temperature heating mode, sufficient flavor strength can be secured even without treating the pH of the medium segment 122 to be high.
  • the medium segment 122 is shown between the first segment 121 and the second segment 123, but the configuration of the aerosol-generating article 121 according to one embodiment is not necessarily limited to this. no.
  • an atomized segment containing a moisturizing agent or another segment into which nicotine is transferred may be provided on the upstream side of the first segment 121.
  • another segment in which nicotine is transferred between the first segment 121 and the medium segment 122 may be applied.
  • another segment with nicotine adsorbed may be provided at the downstream end of the second segment 123, or another segment with nicotine adsorbed may be provided between the second segment 123 and the medium segment 122.
  • the filling rate of the medium filled in the cavity of the medium segment 122 of the aerosol-generating article 12 may be 50 vol% or more and 80 vol% or less. This will be explained in detail below with reference to [Table 2] and Figure 4.
  • the experiment according to [Table 2] was conducted under conditions of 30°C and 65% relative humidity (RH), and was subject to a nicotine transition (conditioning) period of 1 week and 4 weeks.
  • the filling rate of tobacco granules in the cavity of the medium segment e.g., medium segment 122 in FIG. 3
  • the filling rate was set to 20vol%
  • the filling rate was set to 50vol%
  • the filling rate was set to 70vol%. It was set as %.
  • the amount of nicotine delivered throughout the year (during smoke), which is a result of the smoke components was measured, and the amount of nicotine transferred per 14 puffs (mg) was measured.
  • the filling ratio of the medium was less than 50 vol%, the amount of nicotine transferred was not sufficient.
  • the filling rate of the medium is less than 50 vol%, there is a possibility of deformation of the aerosol-generating article 12, for example, by bending. This may cause damage to the aerosol-generating article 12 or cause discomfort when the aerosol-generating article 12 is inserted into the aerosol-generating device 11 .
  • a second wrapper e.g., the second wrapper 1252 in FIG. 3
  • a third wrapper e.g., the third wrapper 1253 in FIG. 3 of the aerosol-generating article 12
  • media jamming may occur at the joint, and the medium jamming phenomenon may lead to a decrease in manufacturing work efficiency.
  • the maximum level of nicotine that can be transferred from the medium in the medium segment 122 to the first segment 121 or the second segment 123 is determined, it is inefficient to inject an unnecessarily large amount of medium into the cavity.
  • the medium filling rate in the cavity of the medium segment 122 of the aerosol-generating article 12 is preferably 50 vol% or more and 80 vol% or less.
  • the nicotine adsorption amount per unit length of the first segment 121 of the aerosol-generating article 12 may be equal to or greater than the nicotine adsorption amount per unit length of the second segment 123. This will be explained in detail below.
  • Figure 5 shows nicotine compliance testing by segment of aerosol-generating articles.
  • samples were prepared in which a cellulose acetate filter (CA filter) into which nicotine had been transferred was applied to each different segment, and the nicotine residual amount and nicotine transfer amount in each case were analyzed.
  • CA filter cellulose acetate filter
  • the cellulose acetate filter to which nicotine was transferred was placed in the most upstream segment
  • experimental example (b) the cellulose acetate filter to which nicotine was transferred was placed in the second segment from the upstream
  • Experimental example ( In c) the cellulose acetate filter to which nicotine was transferred was placed in the third segment from the upstream
  • experimental example (d) the cellulose acetate filter to which nicotine was transferred was placed to the most downstream segment.
  • a cellulose acetate filter into which nicotine was transferred was placed in all segments for comparison with the previous experimental examples. At this time, the smoking resistance or filtering effect was set to be the same in each experimental example.
  • the cellulose acetate filter into which nicotine is transferred As the cellulose acetate filter into which nicotine is transferred is placed downstream, the amount of nicotine transferred may increase due to a decrease in filtering effect. Therefore, the cellulose acetate filter into which nicotine is transferred disposed on the downstream side may be mainly involved in nicotine transfer during the initial puff of smoking.
  • the nicotine-transferred cellulose acetate filter placed upstream is mainly used for nicotine transfer during the puff in the latter half of smoking. You can get involved.
  • the second segment ( Nicotine from 123) may be transferred mainly to the oral cavity, and during the middle puff of smoking, some nicotine from the first segment 121 may be transferred to the oral cavity, and during the latter puff of smoking, some nicotine from the first segment 121 may be transferred to the oral cavity. The remaining nicotine may be transferred orally. At this time, the remaining nicotine from the first segment 121 may be transferred to the oral cavity after being adsorbed (filtered) into the second segment 123.
  • the reason why the amount of nicotine transferred to the first segment 121 is large is to ensure uniformity of taste, and the nicotine adsorbed on the first segment 121 contributes to the latter half of smoking, and the nicotine adsorbed on the first segment 121 contributes to the second half of smoking.
  • nicotine adsorbed on contributes to the early stages of smoking. That is, in order for the nicotine adsorbed on the first segment 121 to reach the oral cavity, it must pass through more obstacles than the nicotine adsorbed on the second segment 123, so more nicotine is adsorbed on the first segment 121. This is desirable.
  • the amount of nicotine adsorbed on the first segment 121 of the aerosol-generating article 12 is greater than the amount of nicotine adsorbed on the second segment 123, the amount of nicotine adsorbed orally while smoking continues.
  • the amount of nicotine delivered can be uniform, thereby ensuring uniformity of taste.
  • the plasticizer content of the first segment 121 of the aerosol-generating article 12 may be higher than the plasticizer content of the second segment 123.
  • a plasticizer may be included. Since the plasticizer content of the first segment 121 is higher than the plasticizer content of the second segment 123, the The nicotine adsorption amount per unit length of one segment 121 may be set to be equal to or greater than the nicotine adsorption amount per unit length of the second segment 123.
  • a first plasticizer may be applied to the first segment 121 of the aerosol-generating article 12 according to one embodiment, and a second plasticizer may be applied to the second segment 123,
  • the pH of the first plasticizer may be lower than or equal to the pH of the second plasticizer.
  • the first plasticizer may be triacetin (TA)
  • the second plasticizer may be triethyl citrate (TEC).
  • TA triacetin
  • TEC triethyl citrate
  • the first segment 121 of the aerosol-generating article 12 may be comprised of cellulose acetate having a first density
  • the second segment 123 may be comprised of cellulose acetate having a second density;
  • the first density may be greater than the second density.
  • the suction resistance of the first segment 121 may be greater than or equal to the suction resistance of the second segment 123.
  • the monodenier of the cellulose acetate of the first segment 121 may be lower than or equal to the monodenier of the cellulose acetate of the second segment 123. Because of this, the amount of nicotine adsorbed (transferred) to the first segment 121 may be greater than or equal to the amount of nicotine adsorbed to the second segment 123.
  • the longitudinal length (from upstream to downstream) of the first segment 121 of the aerosol-generating article 12 may be greater than or equal to the longitudinal length of the second segment 123 .
  • the amount of nicotine adsorbed (transferred) to the first segment 121 may be greater than or equal to the amount of nicotine adsorbed to the second segment 123.
  • the second segment 123 may be composed of a tube filter including a hollow formed in the longitudinal direction.
  • the aerosol-generating article 12 can be used immediately without preheating the aerosol-generating device 11, thereby increasing user convenience.
  • sufficient nicotine transfer can be ensured even in non-heating mode, thereby satisfying the user's sense of satisfaction in smoking.
  • the aerosol generating device 11 may not include a heater, so the lifespan of the device can be expected to be increased.

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)
  • Manufacture Of Tobacco Products (AREA)

Abstract

Un article de génération d'aérosol selon un mode de réalisation comprend un segment de milieu comprenant une cavité et un premier segment disposé en amont du segment de milieu et/ou un second segment disposé en aval du segment de milieu, la cavité étant remplie d'un milieu et un taux de remplissage du milieu dans la cavité pouvant être d'au moins 50 % en volume.
PCT/KR2023/003355 2022-05-04 2023-03-13 Articles de génération d'aérosol et systèmes de génération d'aérosol Ceased WO2023214672A1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
CN202380038018.8A CN119136692A (zh) 2022-05-04 2023-03-13 气溶胶生成制品及气溶胶生成系统
EP23799555.0A EP4501148A4 (fr) 2022-05-04 2023-03-13 Articles de génération d'aérosol et systèmes de génération d'aérosol
JP2024564462A JP2025514994A (ja) 2022-05-04 2023-03-13 エアロゾル発生物品及びエアロゾル発生システム
US18/861,831 US20250302112A1 (en) 2022-05-04 2023-03-13 Aerosol-generating articles and aerosol-generating systems

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KR10-2022-0055251 2022-05-04
KR20220055251 2022-05-04
KR1020230007206A KR102782130B1 (ko) 2022-05-04 2023-01-18 에어로졸 발생 물품 및 에어로졸 발생 시스템
KR10-2023-0007206 2023-01-18

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JP2025514994A (ja) 2025-05-13
EP4501148A1 (fr) 2025-02-05
US20250302112A1 (en) 2025-10-02
CN119136692A (zh) 2024-12-13
EP4501148A4 (fr) 2025-08-13

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