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WO2025133328A1 - Système de fourniture d'aérosol avec indicateur thermochromique et procédé - Google Patents

Système de fourniture d'aérosol avec indicateur thermochromique et procédé Download PDF

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Publication number
WO2025133328A1
WO2025133328A1 PCT/EP2024/088222 EP2024088222W WO2025133328A1 WO 2025133328 A1 WO2025133328 A1 WO 2025133328A1 EP 2024088222 W EP2024088222 W EP 2024088222W WO 2025133328 A1 WO2025133328 A1 WO 2025133328A1
Authority
WO
WIPO (PCT)
Prior art keywords
thermochromic
color
aerosol provision
module
aerosol
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.)
Pending
Application number
PCT/EP2024/088222
Other languages
English (en)
Inventor
Yukun ZHOU
Ying Liu
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.)
Nicoventures Trading Ltd
Original Assignee
Nicoventures Trading Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Nicoventures Trading Ltd filed Critical Nicoventures Trading Ltd
Publication of WO2025133328A1 publication Critical patent/WO2025133328A1/fr
Pending legal-status Critical Current
Anticipated expiration legal-status Critical

Links

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
    • A24F40/60—Devices with integrated user interfaces
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/50—Control or monitoring
    • A24F40/51—Arrangement of sensors
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/40—Constructional details, e.g. connection of cartridges and battery parts

Definitions

  • An electronic aerosol provision system such as heat-not-burn (THP or HNB) system generates a large amount of heat during use, resulting in high temperatures on the surface of the system. It is generally considered that the safe temperature of the system surface is within 45 °C, while the product quality limit requires that the high temperature should not exceed 48 °C.
  • a tobacco consumable must be heated to a certain temperature, such as 350 °C, for optimal flavour. Therefore, it is necessary to remind the user when to take a puff to enable the user to experience the best flavour.
  • thermochromic module does not require additional consumption of electric energy from the battery module of the aerosol provision system during the process of indicating the surface temperature or heating area temperature of the aerosol provision system.
  • the thermochromic module may be configured to change to a first predetermined color when the system is sensed to reach a color changing temperature; or may be configured to display a predetermined pattern when the system is sensed to reach a color changing temperature.
  • thermochromic module may comprise multiple thermochromic units, the respective corresponding color changing temperature of each of the thermochromic units is different.
  • thermochromic units may be stacked along a direction facing or facing away from a side surface of the housing.
  • the temperature insulation member may comprise at least one of ceramic fiber cotton and aerogel insulation materials.
  • thermochromic module may be made by mixing multiple thermochromic materials with respective different color changing temperatures, so that the thermochromic module displays different colors at different temperatures.
  • thermochromic materials may comprise reversible thermosensitive printing inks.
  • the reversible thermosensitive printing inks may comprise organic reversible thermosensitive printing inks and/or inorganic reversible thermosensitive printing inks.
  • the organic reversible thermosensitive printing inks may comprise a color developer and a color former.
  • the color developer may comprise at least one of phenolic hydroxyl compounds and their derivatives and carboxyl compounds and their derivatives.
  • the inorganic reversible thermosensitive printing inks may comprise crystal transformation-based color changing materials, materials that change color based on the gain and loss of water of crystallization, or materials that change color due to changes in the geometric configuration of their ligands.
  • thermochromic material may have a color changing temperature range of 45 °C - 350 °C.
  • thermochromic module may be attached to a position on the housing of the system corresponding to the internal heating area.
  • the system may further comprise: a protection module, the protection module being a transparent material, and the protection module being configured to cover on a display surface of the thermochromic module.
  • the protection module may comprise one of a transparent film, a transparent coating and a transparent cover plate.
  • thermochromic module on a housing of an aerosol provision system, changing color when the system is sensed to reach a color changing temperature to indicate the temperature of the system.
  • thermochromic module By providing the housing of the aerosol provision system with a thermochromic module with a visible surface to the user, where the thermochromic module is configured to contain a thermochromic material and change color when the aerosol provision system is sensed to reach the color changing temperature, the purpose of using the thermochromic module to indicate the temperature level is achieved, thereby consuming no additional electric energy during the entire temperature indication process, and reducing the energy consumption of the battery module of the aerosol provision system.
  • an aerosol provision device comprising: a thermochromic module comprising at least a thermochromic material, the thermochromic module being arranged on a housing of the system and having a surface that is visible to a user, and being configured to change color when the system is sensed to reach a color changing temperature.
  • an aerosol provision system comprising the aerosol provision device as described above, and an article comprising aerosol generating material. Additional aspects and advantages will be partially described in the following description, some will become apparent from the following description.
  • Figure 1 is a schematic structure diagram of an aerosol provision system provided according to an embodiment
  • Figure 2 is a schematic structure diagram of an aerosol provision system provided according to another embodiment
  • Figure 3 is a schematic structure diagram of an aerosol provision system provided according to still another embodiment.
  • the term “delivery system” is intended to encompass systems that deliver at least one substance to a user in use, and includes: combustible aerosol provision systems, such as cigarettes, cigarillos, cigars, and tobacco for pipes or for roll-your-own or for make-your-own cigarettes (whether based on tobacco, tobacco derivatives, expanded tobacco, reconstituted tobacco, tobacco substitutes or other smokable material); non-combustible aerosol provision systems that release compounds from an aerosolgenerating material without combusting the aerosol-generating material, such as electronic cigarettes, tobacco heating products, and hybrid systems to generate aerosol using a combination of aerosol-generating materials; and aerosol-free delivery systems that deliver the at least one substance to a user orally, nasally, transdermally or in another way without forming an aerosol, including but not limited to, lozenges, gums, patches, articles comprising inhalable powders, and oral products such as oral tobacco which includes snus or moist snuff, wherein the at least one substance may or may
  • a “combustible” aerosol provision system is one where a constituent aerosol-generating material of the aerosol provision system (or component thereof) is combusted or burned during use in order to facilitate delivery of at least one substance to a user.
  • the delivery system is a combustible aerosol provision system, such as a system selected from the group consisting of a cigarette, a cigarillo and a cigar.
  • the disclosure relates to a component for use in a combustible aerosol provision system, such as a filter, a filter rod, a filter segment, a tobacco rod, a spill, an aerosol-modifying agent release component such as a capsule, a thread, or a bead, or a paper such as a plug wrap, a tipping paper or a cigarette paper.
  • a component for use in a combustible aerosol provision system such as a filter, a filter rod, a filter segment, a tobacco rod, a spill, an aerosol-modifying agent release component such as a capsule, a thread, or a bead, or a paper such as a plug wrap, a tipping paper or a cigarette paper.
  • a “non-combustible” aerosol provision system is one where a constituent aerosol-generating material of the aerosol provision system (or component thereof) is not combusted or burned in order to facilitate delivery of at least one substance to a user.
  • the non-combustible aerosol provision system is an aerosolgenerating material heating system, also known as a heat-not-burn system.
  • An example of such a system is a tobacco heating system.
  • thermochromic module 200 may be composed of multiple thermochromic units 210, and each thermochromic unit 210 corresponds to a different color changing temperature.
  • thermochromic units 210 may correspond to the same color changing temperature or some of the thermochromic units 210 may correspond to different color changing temperatures, but all of the thermochromic units 210 may display the same color when the aerosol provision system reaches the respective color changing temperatures thereof.
  • This arrangement enables different numbers of the thermochromic units to display the same color when the system has reached different color changing temperatures, so that the thermochromic units 210 display a different number of color blocks at different temperatures, so that the temperature can be inferred by the user by the number of colored color blocks.
  • the mapping relationship between the number of thermochromic units 210 with the same color changing temperature and specific temperature values may be preestablished, so that the temperature of the housing or heating region of the current aerosol provision system may be inferred based on this mapping relationship and the number of colored blocks.
  • Each thermochromic unit 210 may correspond to the same color changing temperature, while the distance between each thermochromic unit 210 and the heating region may be different, and it will be appreciated by those skilled in the art that the closer to the heating region, the higher the corresponding temperature, and conversely, the farther away from the heating region, the lower the corresponding temperature. Therefore, the times at which the thermochromic units 210 at different distances from the heating region sense that the aerosol provision system has reached the color changing temperature will also be different, thus achieving the goal of using the same thermochromic units 210 to indicate that different positions of the aerosol provision system have reached the color changing temperature.
  • the multiple thermochromic units 210 may be disposed on the housing 100 according to a predetermined arrangement mode. This can improve the aesthetics and interestingness of the product.
  • thermochromic units 210 may be configured to have a strip shape, such as rectangle. Further referring to Figure 2, the multiple rectangular thermochromic units 210 are attached to the surface of the housing 100 successively along a direction close to or away from the heating region of the aerosol provision system. Further, the thermochromic materials of different thermochromic units 210 may have the same initial color in their initial state, but respectively correspond to different color changing temperatures, and display different colors when reaching their respective color changing temperatures.
  • thermochromic material contained in the thermochromic module 200 may be made by mixing various materials, with different thermochromic materials corresponding to different color changing temperatures, and different thermochromic materials may display different colors when the system is sensed to reach their respective corresponding color changing temperatures.
  • the thermochromic module senses that the aerosol provision system has reached different color changing temperatures
  • the thermochromic material corresponding to this color changing temperature displays the corresponding color to indicate the temperature level.
  • the color gradient of the thermochromic module 200 with temperature changes can be achieved, which can better provide temperature prompts.
  • the various thermochromic materials are transparent at low temperatures and display corresponding colors when reaching the color changing temperatures.
  • thermochromic module 200 may achieve a transition from light pink to dark purple to black as the temperature increases, without any abrupt color changes during this process.
  • the crystal transformation-based color changing materials comprise but are not limited to CuHgl4, at a temperature of 344 K, red CuHgl4 tetragonal crystal system changes to black Cu2Hgl4 cubic crystal system, namely the color changes due to the change in crystal form;
  • the materials that change color based on the gain and loss of water of crystallization comprise but are not limited to CoCI2 6H2O, when the temperature reaches 314 K, the red CoCI2 6H2O loses water and turns into sky blue CoCI2, namely the color changes due to loss of water;
  • the materials that change color due to changes in the geometric configuration of their ligands may comprise but are not limited to [(C2H5)2NH2]2CuCI4, whose color reversibly changes between green and yellow at a temperature of 316 K, mainly due to changes in structure or coordination number.
  • a protection module may be provided on the display surface of the thermochromic module 100, mainly for protecting the thermochromic module, avoiding wear or contamination, and improving its service life.
  • the protective module may be made of transparent material, including but not limited to one of a transparent film, a transparent coating and a transparent cover plate.
  • a method for an aerosol provision system to generate an aerosol from an aerosol-generating material comprising: providing a thermochromic module on a housing of an aerosol provision system, changing color when the system is sensed to reach a color changing temperature to indicate the temperature of the system.
  • each part may be implemented by hardware, software, firmware or combinations thereof.
  • multiple steps or methods may be implemented with software or firmware stored in memory and executed by an appropriate instruction execution system.
  • it can be implemented by any one of the following technologies known in the art or combinations thereof: discrete logic circuits with logic gate circuits for implementing logic functions for data signal, special integrated circuits with appropriate combined logic gate circuits, programmable gate arrays (PGAs), field programmable gate arrays (FPGAs), etc.
  • connection can be a fixed connection or a detachable connection, or integrated; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediary medium, it can be the internal communication of two components or the interaction between two components, unless explicitly defined otherwise.
  • connection can be a fixed connection or a detachable connection, or integrated; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediary medium, it can be the internal communication of two components or the interaction between two components, unless explicitly defined otherwise.

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  • Engineering & Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Medicinal Preparation (AREA)
  • Toys (AREA)

Abstract

Les modes de réalisation de la présente demande divulguent un système et un procédé de fourniture d'aérosol, le système de fourniture d'aérosol comprenant au moins : un module thermochromique, comprenant au moins un matériau thermochromique, le module thermochromique étant disposé sur un boîtier du système et ayant une surface qui est visible par un utilisateur, et étant conçu pour changer de couleur lorsqu'il est détecté que le système atteint une température de changement de couleur.
PCT/EP2024/088222 2023-12-22 2024-12-20 Système de fourniture d'aérosol avec indicateur thermochromique et procédé Pending WO2025133328A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202311796071.2A CN120188934A (zh) 2023-12-22 2023-12-22 一种气溶胶供应系统及方法
CN202311796071.2 2023-12-22

Publications (1)

Publication Number Publication Date
WO2025133328A1 true WO2025133328A1 (fr) 2025-06-26

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/EP2024/088222 Pending WO2025133328A1 (fr) 2023-12-22 2024-12-20 Système de fourniture d'aérosol avec indicateur thermochromique et procédé

Country Status (2)

Country Link
CN (1) CN120188934A (fr)
WO (1) WO2025133328A1 (fr)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20180099674A (ko) * 2015-12-31 2018-09-05 필립모리스 프로덕츠 에스.에이. 열 표시기를 포함한 에어로졸 발생 물품
CN109475176A (zh) * 2016-05-25 2019-03-15 R.J.雷诺兹烟草公司 使用热致变色标签的非燃烧吸烟制品
US10244793B2 (en) * 2005-07-19 2019-04-02 Juul Labs, Inc. Devices for vaporization of a substance
WO2023001822A1 (fr) * 2021-07-22 2023-01-26 Jt International S.A. Dispositif de génération d'aérosol et procédé d'indication d'un état de fonctionnement d'un dispositif de génération d'aérosol
WO2023031197A2 (fr) * 2021-08-31 2023-03-09 Philip Morris Products S.A. Cartouche comprenant un élément thermo-chromatique et thermo-conducteur
WO2023067357A1 (fr) * 2021-10-22 2023-04-27 Nicoventures Trading Limited Système de fourniture d'aérosol

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10244793B2 (en) * 2005-07-19 2019-04-02 Juul Labs, Inc. Devices for vaporization of a substance
KR20180099674A (ko) * 2015-12-31 2018-09-05 필립모리스 프로덕츠 에스.에이. 열 표시기를 포함한 에어로졸 발생 물품
CN109475176A (zh) * 2016-05-25 2019-03-15 R.J.雷诺兹烟草公司 使用热致变色标签的非燃烧吸烟制品
WO2023001822A1 (fr) * 2021-07-22 2023-01-26 Jt International S.A. Dispositif de génération d'aérosol et procédé d'indication d'un état de fonctionnement d'un dispositif de génération d'aérosol
WO2023031197A2 (fr) * 2021-08-31 2023-03-09 Philip Morris Products S.A. Cartouche comprenant un élément thermo-chromatique et thermo-conducteur
WO2023067357A1 (fr) * 2021-10-22 2023-04-27 Nicoventures Trading Limited Système de fourniture d'aérosol

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