WO2023202059A1 - Feuille produisant de la vapeur basée sur un chauffage par induction, et produit de tabac - Google Patents

Feuille produisant de la vapeur basée sur un chauffage par induction, et produit de tabac Download PDF

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Publication number
WO2023202059A1
WO2023202059A1 PCT/CN2022/132479 CN2022132479W WO2023202059A1 WO 2023202059 A1 WO2023202059 A1 WO 2023202059A1 CN 2022132479 W CN2022132479 W CN 2022132479W WO 2023202059 A1 WO2023202059 A1 WO 2023202059A1
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WO
WIPO (PCT)
Prior art keywords
tobacco
induction
sheet
smoking
pieces
Prior art date
Application number
PCT/CN2022/132479
Other languages
English (en)
Chinese (zh)
Inventor
唐良颖
刘华臣
谭健
黄婷
吴聪
彭峥
Original Assignee
湖北中烟工业有限责任公司
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.)
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Publication date
Application filed by 湖北中烟工业有限责任公司 filed Critical 湖北中烟工业有限责任公司
Publication of WO2023202059A1 publication Critical patent/WO2023202059A1/fr

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Classifications

    • 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
    • A24B15/16—Chemical features of tobacco products or tobacco substitutes of tobacco substitutes
    • A24B15/167—Chemical features of tobacco products or tobacco substitutes of tobacco substitutes in liquid or vaporisable form, e.g. liquid compositions for electronic cigarettes
    • 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
    • A24D3/17—Filters specially adapted for simulated smoking devices
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24F—SMOKERS' REQUISITES; MATCH BOXES; SIMULATED SMOKING DEVICES
    • A24F40/00—Electrically operated smoking devices; Component parts thereof; Manufacture thereof; Maintenance or testing thereof; Charging means specially adapted therefor
    • A24F40/20—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
    • A24F40/40—Constructional details, e.g. connection of cartridges and battery parts
    • A24F40/46—Shape or structure of electric heating means
    • A24F40/465—Shape or structure of electric heating means specially adapted for induction heating

Definitions

  • the present invention relates to the field of tobacco technology, and in particular to an induction-heated smoking piece and tobacco products.
  • Electrically heated smoking devices are a smoking method that uses electronic devices to heat tobacco substances.
  • Electrically heated smoking sets include resistance heating and electromagnetic heating smoking sets.
  • Electrically heated smoking articles with resistance heating are in direct contact with cigarettes or shredded tobacco through heating elements in the form of electrically heated tubes, needles or plates, and bake the cigarette or shredded tobacco through direct contact at a temperature lower than the ignition point of the cigarette.
  • the aroma-causing components of tobacco are evaporated to meet the smoker's smoking requirements.
  • resistance heating has low heating efficiency.
  • the research direction of heating methods for heat-not-burn cigarettes is mainly electromagnetic induction heating.
  • Electromagnetic induction heating uses the principle of high-frequency current heating to convert alternating current into high-frequency current, thereby generating a high-frequency magnetic field.
  • the magnetic field lines in the magnetic field act on the heating element, the magnetic field lines are cut, generating a large number of small eddy currents, causing the heating element itself to heat up rapidly , thereby achieving the purpose of heating cigarettes.
  • Common induction heating cigarettes include built-in receptors in the smoking material or magnetic particles added to the smoking material. When the receptor is built into the smoking substance, the receptor is usually placed in the center of the smoking substance. This causes the receptor to only be in close contact with the adjacent smoking substance and has little heating effect on the smoking substance on the periphery of the cigarette.
  • the present invention provides an induction-heated smoking sheet.
  • Each tobacco sheet can be in contact with the induction material, and the heat conduction is faster and more uniform, which reduces the energy consumption of each cigarette.
  • the energy loss is smaller and the heating efficiency is improved. higher.
  • the invention also provides a tobacco product.
  • An induction-heated smoking sheet includes a first tobacco sheet, a magnetic induction material layer and a second tobacco sheet arranged in sequence. One side of the magnetic induction material layer is fixedly connected to the first tobacco sheet, and the other side is connected to the first tobacco sheet. The second tobacco sheet is fixedly connected.
  • the magnetic induction material layer is a magnetic slurry layer printed, sprayed or coated on one of the first tobacco sheet or the second tobacco sheet, and the other is bonded to the first tobacco sheet through an adhesive layer. on the magnetically sensitive material layer.
  • the magnetic induction material layer is a ferromagnetic material sheet, and the ferromagnetic material sheet is bonded between the first tobacco sheet and the second tobacco sheet through an adhesive layer.
  • the ferromagnetic material sheet is made of one of iron alloy or ferrite.
  • the adhesive layer is a chitin adhesive, sodium carboxymethylcellulose adhesive or sodium hydroxymethyl starch adhesive.
  • the magnetic slurry of the magnetic slurry layer is composed of raw materials with the following mass ratio: magnetic powder 50%-80%, binder 2%-12%, solvent 10%-30%, dispersant 0.2-1.5 %, anti-settling agent 0.2-1.5%, defoaming agent 0.1-1%; the particle size of the magnetic powder is 1-15 ⁇ m.
  • the adhesive is one of water-based acrylic resin, water-based polyurethane resin or water-based silicone carbon resin;
  • the solvent is one of water or ethanol.
  • the induction heating smoking sheet provided by the present invention includes a first tobacco sheet, a magnetic induction material layer and a second tobacco sheet.
  • a magnetic induction material layer is provided between the first tobacco sheet and the second tobacco sheet. , forming a composite structure of two tobacco sheets sandwiching a flexible magnetic induction material layer, so that the magnetic induction material is in close contact with the tobacco sheets. Since each tobacco sheet can be in contact with the induction material, the heat conduction is faster and more uniform, reducing the cost of each cigarette. The energy consumption is smaller, the energy loss is smaller, and the heating efficiency is higher.
  • the susceptor in the present invention is arranged between the tobacco sheets. There is no need to install the susceptor in the smoking set, and there is no need to clean the smoking set. This avoids the problems of damage and replacement of the susceptor of the smoking set in the prior art.
  • the invention also provides a tobacco product, which includes a filter segment and a tobacco segment.
  • the tobacco segment includes a plurality of the above-mentioned induction-heated smoking pieces.
  • the outer side of the tobacco segment is wrapped with a fixing layer, and the fixing layer is close to An air flow channel is provided on one side of the tobacco section.
  • the tobacco section includes several rectangular induction-heated smoking pieces, each of the induction-heated smoking pieces is arranged in parallel, and the induction-heated smoking pieces are arranged parallel to the axis of the tobacco section. ;
  • a first gap is left between different induction heated smoke generating pieces.
  • the tobacco section includes several circular induction-heated smoking pieces, each of the induction-heated smoking pieces is arranged in parallel, and the induction-heated smoking pieces are perpendicular to the axis of the tobacco section. set up;
  • a second gap is left between different induction heated smoke generating pieces.
  • the tobacco product of the present invention includes a plurality of the above-mentioned induction-heated smoking pieces, and therefore has its advantages, which will not be described again here.
  • Figure 1 is a schematic structural diagram of an induction-heated smoke-generating piece provided by an embodiment of the present invention
  • Figure 2 is a schematic structural diagram of an induction-heated smoke-generating piece provided by another embodiment of the present invention.
  • Figure 3 is a schematic structural diagram of an induction-heated smoke-generating piece provided by yet another embodiment of the present invention.
  • Figure 4 is a schematic structural diagram of a tobacco product provided by an embodiment of the present invention.
  • Figure 5 is a schematic diagram of the structure in direction A of Figure 4.
  • Figure 6 is a schematic structural diagram of a tobacco product provided by another embodiment of the present invention.
  • Figure 7 is a schematic structural diagram in direction B of Figure 6;
  • Figure 8 is a schematic structural diagram of the fixed layer provided by an embodiment of the present invention from an angle
  • Figure 9 is a schematic structural diagram of the fixed layer provided by an embodiment of the present invention from another angle;
  • Figure 10 is a schematic structural diagram of the application of a fixed layer provided by an embodiment of the present invention.
  • First tobacco sheet 2. Adhesive layer, 3. Magnetic induction material layer, 4. Second tobacco sheet, 5. Fixed layer, 501. Bottom layer, 502. Fastening block, 503. Air flow channel, 6. Filter section , 601. Cigarette holder, 602. Cooling section, 603. Smoke diversion section, 7. Tobacco section, 701. Second gap, 702. First gap.
  • the invention discloses an induction heating smoking sheet.
  • Each tobacco sheet can be in contact with the induction material, and the heat conduction is faster and more uniform.
  • the energy consumption of each cigarette is reduced, the energy loss is smaller, and the heating efficiency is higher.
  • the invention also provides a tobacco product.
  • the induction-heated smoking sheet of the present invention includes a first tobacco sheet 1, a magnetic induction material layer 3 and a second tobacco sheet 4 arranged in sequence. One side of the magnetic induction material layer 3 is in contact with the first tobacco sheet. The sheet 1 is fixedly connected, and the other side is fixedly connected to the second tobacco sheet 4.
  • the magnetic induction material layer 3 is a flexible sheet or coating.
  • the induction-heated smoking sheet of the present invention includes a first tobacco sheet 1, a magnetic induction material layer 3 and a second tobacco sheet 4.
  • a magnetic induction material layer 3 is provided between the first tobacco sheet 1 and the second tobacco sheet 4, forming two A composite structure in which a flexible magnetic induction material layer 3 is sandwiched between a tobacco sheet, so that the magnetic induction material is in close contact with the tobacco sheet. Since each tobacco sheet can be in contact with the induction material, the heat conduction is faster and more uniform, reducing the energy consumption of each cigarette. consumption, smaller energy loss and higher heating efficiency.
  • the susceptor in the present invention is arranged between the tobacco sheets. There is no need to install the susceptor in the smoking set, and the smoking set does not need to be cleaned. This avoids the problems of damage and replacement of the susceptor of the smoking set in the prior art.
  • the magnetic induction material layer 3 is a magnetic slurry layer printed, sprayed or coated on one side of the second tobacco sheet 4, and the first tobacco sheet 1 is bonded to the magnetic induction material layer 3 through the adhesive layer 2.
  • One side of the second tobacco sheet 4 is as shown in Figure 1 .
  • a flexible magnetic sensor made of one or more layers of nanometer-thick sensing material is formed on the upper surface of the second tobacco sheet 4 through a printing, spraying or coating process. Material layer 3, and then place a formed first tobacco sheet 1 on the upper surface of the magnetic induction material layer 3. The first tobacco sheet 1 is connected to the magnetic induction material layer 3 through the adhesive layer 2.
  • the adhesive layer 2 is free of Toxic and harmless adhesive to avoid poisoning of smokers. Finally, it is fixed and formed through rolling, drying and other processes to form a composite structure of two tobacco sheets sandwiching a layer of magnetic induction material layer 3.
  • the magnetic induction material layer 3 is a magnetic slurry layer printed, sprayed or coated on the first tobacco sheet 1, and the second tobacco sheet 4 is bonded to a side of the magnetic induction material layer 3 away from the second tobacco sheet 4 through the adhesive layer 2. side, as shown in Figure 2.
  • the specific production method refers to the above production method. The difference between the two is that the magnetic induction material layer 3 is printed, sprayed or coated on the first tobacco sheet 1, which will not be described again here.
  • the magnetically sensitive material layer 3 is a ferromagnetic material sheet, and the ferromagnetic material sheet is bonded between the first tobacco sheet 1 and the second tobacco sheet 4 through the adhesive layer 2 , that is, the magnetically sensitive material layer 3 One side is connected to the first tobacco sheet 1 through an adhesive layer 2, and the other side is connected to the second tobacco sheet 4 through another adhesive layer 2, as shown in Figure 3.
  • ferromagnetic materials are directly made into magnetic material sheets similar to tobacco sheets, that is, the magnetic induction material layer 3 is a magnetic material sheet, for example, the magnetic induction material layer 3 is an iron-nickel alloy foil.
  • two tobacco sheets and a magnetic induction material layer 3 are compositely formed through the adhesive layer 2. The structure is simple, and at the same time, the uniform contact between the magnetic induction material layer 3 and each tobacco sheet is ensured, ensuring the uniformity of induction heating. .
  • the ferromagnetic material sheet is made of one of iron alloy or ferrite.
  • the adhesive layer 2 is one of chitin adhesive, sodium carboxymethylcellulose adhesive or sodium hydroxymethyl starch adhesive. It can be understood that the adhesive layer 2 can also be a mixture of two or three types of the above-mentioned adhesives, and the specific mixing ratio is determined by those skilled in the art.
  • the magnetic slurry of the magnetic slurry layer is composed of raw materials with the following mass ratio: magnetic powder 50%-80%, adhesive 2%-12%, solvent 10%-30%, dispersant 0.2-1.5%, anti-sedimentation agent 0.2 ⁇ 1.5%, defoaming agent 0.1 ⁇ 1%.
  • the particle size of magnetic powder is 1 to 15 ⁇ m.
  • the dispersant, anti-settling agent and defoaming agent are dissolved in a solvent according to the mass ratio to obtain an organic carrier, and then the magnetic powder, binder and organic carrier are mixed into a uniform paste, which is the above-mentioned magnetic slurry.
  • dispersant, anti-settling agent, and defoaming agent are all commonly used materials in the prior art, and will not be described again here.
  • the adhesive is one of water-based acrylic resin, water-based polyurethane resin or water-based silicone carbon resin;
  • the solvent is one of water or ethanol.
  • the magnetic induction material layer 3 can be in close thermal contact with all tobacco sheets, resulting in more uniform heating and higher heat transfer efficiency. , the energy utilization rate is also higher, reducing the energy consumption of each cigarette and increasing the battery life of the smoking device.
  • the present invention also provides a tobacco product, which includes a filter section 6 and a tobacco section 7.
  • the tobacco section 7 is filled with induction-heated smoking sheets.
  • the tobacco section 7 includes a number of the above-mentioned induction-heated smoking pieces, as shown in Figures 4 to 7.
  • the outer side of the tobacco section 7 is wrapped with a fixing layer 5.
  • An airflow channel 503 is provided on the side close to the tobacco section 7 .
  • the filter section 6 includes a mouthpiece 601, a cooling section 602 and a smoke guide section 603, as shown in Figures 4 and 6.
  • the smoke guide section 603 is a hollow cellulose acetate tube
  • the cooling section 602 is filled with polylactic acid particles or films
  • the cigarette holder 601 is filled with acetate fiber tows
  • the outer layers of the cigarette holder 601, the cooling section 602 and the smoke guide section 603 They are all covered with cigarette paper.
  • the above structure, that is, the materials of each section, are all existing technologies and will not be described again here.
  • the fixing layer 5 includes a bottom layer 501.
  • a number of fastening blocks 502 are evenly distributed on the bottom layer 501.
  • the surface of the fastening blocks 502 away from the bottom layer 501 is used to clamp the tobacco section 7.
  • the length direction of the air flow channel 503 is set along the length direction of the tobacco section 7 to facilitate air flow.
  • the fastening block 502 is fixedly connected to the bottom layer 501 .
  • the bottom layer 501 and the fastening block 502 are both made of plant fiber.
  • the tobacco section 7 includes several rectangular induction-heated smoking pieces, each of the induction-heated smoking pieces is arranged in parallel, and the induction-heated smoking pieces are arranged parallel to the axis of the tobacco section 7 , as shown in Figure 6 and Figure 7.
  • a first gap 702 is left between different induction heated smoke generating pieces to facilitate air flow.
  • the specific production process is: perform a slicing process on the composite above-mentioned induction-heated smoking pieces.
  • the size of the sliced smoking pieces is larger than the size of the smoke-generating pieces at the required position.
  • the size of the cigarette pieces should be large, and the cigarette pieces are usually cut into slightly larger block-shaped rectangular structures to ensure that the composite smoking material as a whole will not be scattered during transportation and cigarette rolling.
  • multiple smoking pieces are arranged parallel to the axis of the cigarette, leaving a first gap 702 between each smoking piece.
  • the tobacco section 7 includes several circular induction-heated smoking pieces, each of the induction-heated smoking pieces is arranged in parallel, and the induction-heated smoking pieces are perpendicular to the edges of the tobacco section 7
  • the axis (that is, the axis of the cigarette) is set as shown in Figures 4 and 5.
  • a second gap 701 is left between different induction heated smoke generating pieces.
  • the specific production process is as follows: cut the composite induction-heated smoking pieces into a circular structure with a diameter equivalent to that of a cigarette, then stack and arrange multiple cut circular smoking pieces, and finally use cigarettes. The paper is rolled and spliced.
  • the stacked circular smoking sheets are first rolled through the fixing layer 5 and then wrapped in cigarette paper.
  • the circular smoking material forms the tobacco section 7, and then the non-tobacco section of the tobacco product and the tobacco section 7 are rolled into one body through cigarette paper.
  • first and second are used for descriptive purposes only and cannot be understood as indicating or implying relative importance or implicitly indicating the quantity of indicated technical features. Therefore, features defined as “first” and “second” may explicitly or implicitly include one or more of these features. In the description of this solution, “plurality” means two or more, unless otherwise explicitly and specifically limited.

Abstract

L'invention concerne une feuille de production de vapeur basée sur un chauffage par induction, comprenant une première feuille de tabac (1), une couche de matériau d'induction magnétique (3) et une seconde feuille de tabac (4), qui sont agencées de manière séquentielle, une face latérale de la couche de matériau d'induction magnétique (3) étant reliée de manière fixe à la première feuille de tabac (1) ; et l'autre face latérale de la couche de matériau d'induction magnétique (3) étant reliée de manière fixe à la seconde feuille de tabac (4).
PCT/CN2022/132479 2022-04-20 2022-11-17 Feuille produisant de la vapeur basée sur un chauffage par induction, et produit de tabac WO2023202059A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN202210415225.8A CN114617286A (zh) 2022-04-20 2022-04-20 一种感应加热的发烟片及烟草制品
CN202210415225.8 2022-04-20

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WO2023202059A1 true WO2023202059A1 (fr) 2023-10-26

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WO (1) WO2023202059A1 (fr)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114617286A (zh) * 2022-04-20 2022-06-14 湖北中烟工业有限责任公司 一种感应加热的发烟片及烟草制品
DE102022121024A1 (de) 2022-08-19 2024-02-22 Körber Technologies Gmbh Vorrichtung und Verfahren zum Herstellen eines Strangs aus einer Mehrlagen-Flachbahn sowie stabförmiger Artikel

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CN108851218A (zh) * 2018-07-31 2018-11-23 玉溪市新特材料有限公司 一种长方体低温不燃烧烟支
CN109337415A (zh) * 2018-09-21 2019-02-15 佛山市摩陶新材料科技有限公司 一种电磁发热涂料及其制备方法
US20200323271A1 (en) * 2017-12-29 2020-10-15 Jt International S.A. Inductively Heatable Consumable For Aerosol Generation
CN112369716A (zh) * 2020-06-24 2021-02-19 湖北中烟工业有限责任公司 加热不燃烧烟支及制备方法
CN213695694U (zh) * 2020-09-25 2021-07-16 贵州中烟工业有限责任公司 一种气雾产生基质及烟支
CN114617286A (zh) * 2022-04-20 2022-06-14 湖北中烟工业有限责任公司 一种感应加热的发烟片及烟草制品

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JP6718383B2 (ja) * 2014-06-20 2020-07-08 フィリップ・モーリス・プロダクツ・ソシエテ・アノニム 管理手段を備えたニコチン粉末送達システム
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US20200323271A1 (en) * 2017-12-29 2020-10-15 Jt International S.A. Inductively Heatable Consumable For Aerosol Generation
CN108851218A (zh) * 2018-07-31 2018-11-23 玉溪市新特材料有限公司 一种长方体低温不燃烧烟支
CN109337415A (zh) * 2018-09-21 2019-02-15 佛山市摩陶新材料科技有限公司 一种电磁发热涂料及其制备方法
CN112369716A (zh) * 2020-06-24 2021-02-19 湖北中烟工业有限责任公司 加热不燃烧烟支及制备方法
CN213695694U (zh) * 2020-09-25 2021-07-16 贵州中烟工业有限责任公司 一种气雾产生基质及烟支
CN114617286A (zh) * 2022-04-20 2022-06-14 湖北中烟工业有限责任公司 一种感应加热的发烟片及烟草制品

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