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WO2023095209A1 - Bande de mèche pour filtre de cigarette chauffé, et article de conditionnement de bande de mèche pour filtre de cigarette chauffé - Google Patents

Bande de mèche pour filtre de cigarette chauffé, et article de conditionnement de bande de mèche pour filtre de cigarette chauffé Download PDF

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Publication number
WO2023095209A1
WO2023095209A1 PCT/JP2021/043005 JP2021043005W WO2023095209A1 WO 2023095209 A1 WO2023095209 A1 WO 2023095209A1 JP 2021043005 W JP2021043005 W JP 2021043005W WO 2023095209 A1 WO2023095209 A1 WO 2023095209A1
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WO
WIPO (PCT)
Prior art keywords
tow band
plasticizer
band
heated cigarette
mass
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/JP2021/043005
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English (en)
Japanese (ja)
Inventor
知治 宮下
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.)
Daicel Corp
Original Assignee
Daicel 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
Application filed by Daicel Corp filed Critical Daicel Corp
Priority to EP21965583.4A priority Critical patent/EP4437864A4/fr
Priority to PCT/JP2021/043005 priority patent/WO2023095209A1/fr
Priority to US18/708,609 priority patent/US20250000135A1/en
Publication of WO2023095209A1 publication Critical patent/WO2023095209A1/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
    • 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
    • A24C—MACHINES FOR MAKING CIGARS OR CIGARETTES
    • A24C5/00—Making cigarettes; Making tipping materials for, or attaching filters or mouthpieces to, cigars or cigarettes
    • A24C5/01—Making cigarettes 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
    • A24D3/02—Manufacture of tobacco smoke filters
    • A24D3/0204—Preliminary operations before the filter rod forming process, e.g. crimping, blooming
    • A24D3/0212—Applying additives to filter materials
    • A24D3/022—Applying additives to filter materials with liquid additives, e.g. application of plasticisers
    • 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
    • A24D3/04—Tobacco smoke filters characterised by their shape or structure
    • 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
    • A24D3/062—Use of materials for tobacco smoke filters characterised by structural features
    • A24D3/063—Use of materials for tobacco smoke filters characterised by structural features of the fibers
    • 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
    • A24D3/067—Use of materials for tobacco smoke filters characterised by functional properties
    • A24D3/068—Biodegradable or disintegrable
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D3/00—Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
    • A24D3/06—Use of materials for tobacco smoke filters
    • A24D3/08—Use of materials for tobacco smoke filters of organic materials as carrier or major constituent
    • A24D3/10—Use of materials for tobacco smoke filters of organic materials as carrier or major constituent of cellulose or cellulose derivatives
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D3/00—Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
    • A24D3/06—Use of materials for tobacco smoke filters
    • A24D3/14—Use of materials for tobacco smoke filters of organic materials as additive

Definitions

  • the present disclosure relates to a heated cigarette filter toe band and a heated cigarette filter toe band packing article.
  • TD Total denier, refers to the fiber density (grams per 9000m) of a tow band or a bundle of multiple filaments.
  • FD Single fiber density (filament denier), which refers to the fiber density of a single fiber (grams per 9000m). Also called monofilament denier.
  • Filament refers to a continuous long fiber. In particular, it refers to single fibers extruded from the spinning holes of a spinneret.
  • Spinning hole formed in the spinneret of the spinning tube, and discharges (spinning) the filament.
  • Tow band Yarn, which is an aggregate of filaments (single fibers) discharged from each spinneret of a plurality of spinning tubes, is united. A plurality of yarns are united and the TD is set to a predetermined number to form an end. This end is crimped. This crimped end (aggregate of filaments) is called a toe band. That is, the toe band has a TD and a number of crimps. The toe band is packed in bales.
  • Filter Passes the aerosol generated by an aerosol-generating article containing tobacco components when smoking a heated cigarette.
  • the filter is constructed, for example, by winding a wrapping paper around the outer periphery of a molded body obtained by molding a predetermined filter material into a cylindrical shape.
  • Water Vapor Permeability refers to the mass (5 g/m 2 / day) of the amount of water vapor in grams per square meter of area that permeates an object (eg, sheet or film) in 24 hours.
  • Water vapor permeability is defined in item 3.1 of JIS K 7129-1:2019.
  • the measurement conditions for water vapor permeability in this document are set at a temperature of 40° C. and a humidity of 90% RH.
  • Heat-not-burn cigarettes are known in which aerosol obtained by heating an aerosol-generating article is used for smoking.
  • Aerosol-generating articles employ, for example, heated cigarette filters made from a toe band containing crimped fibers.
  • the fibers include, for example, crimped cellulose acetate fibers as disclosed in US Pat.
  • heated cigarette filters use, for example, a tow band containing cellulose acetate fibers having a relatively large FD compared to ordinary cigarette filters. This creates abundant fiber interstices within the heated cigarette filter for aerosol flow.
  • the tow band is used, for example, in the manufacture of heated cigarette filters after being formed into a bale and compression packed.
  • the toe band generates stress by being compressed during packing. Due to this stress, the cellulose acetate fibers with large FD in the tow band crack. The result is fly, which is fiber fragments and fluff. Fly contaminates the filter and degrades the quality of the filter.
  • the problem of fly due to compression of the toe band is noticeable in, for example, a toe band containing cellulose acetate fibers with a relatively large FD used in heated cigarette filters.
  • the present disclosure is directed to the production of a heated cigarette filter using a tow band containing crimped cellulose acetate fibers, and even if the FD of the fibers is relatively large, the toe band is compressed during packaging.
  • the purpose is to prevent deterioration in quality of heated cigarette filters due to frying.
  • a tow band containing crimped cellulose acetate fibers contains an appropriate amount of plasticizer with a value in the range of 8% by mass or more and 12% by mass or less when compressed and packed. In this case, it was confirmed that the amount of fly generated by compression can be reduced.
  • the present disclosure is based on such findings.
  • the tow band for a heated cigarette filter includes crimped cellulose acetate fibers and a plasticizer that plasticizes the cellulose acetate fibers, and the content of the plasticizer is 8 mass. % or more and 12 mass % or less.
  • the toe band contains an appropriate amount of plasticizer whose content is in the range of 8% by mass or more and 12% by mass or less, so that the cellulose acetate fibers contained in the toe band are plasticized and hardly damaged. Become. Therefore, for example, even if stress is generated in the toe band compressed during packing, the cellulose acetate fibers in the toe band are less likely to be damaged. As a result, even when the FD of the cellulose acetate fiber is relatively large, it is possible to reduce the occurrence of fly due to compression of the toe band during packing. As a result, deterioration in quality of the heated cigarette filter due to frying can be prevented.
  • Water may be included as the plasticizer, and the water content may be in the range of 8% by mass or more and 12% by mass or less.
  • the toe band can be appropriately plasticized. As a result, it is possible to better prevent the toe band from being damaged due to compression and causing fly.
  • the plasticizer may contain at least one of a glycerin ester plasticizer, a citrate ester plasticizer, an adipic acid plasticizer, a phthalate plasticizer, acetone, and diethylene glycol. This allows for increased plasticizer options. As a result, the degree of freedom in designing the toe band can be improved.
  • the FD of the cellulose acetate fiber may be in the range of 10 or more and 30 or less.
  • the FD of the cellulose acetate fibers can be set to a relatively large value, and plenty of inter-fiber spaces can be secured in the toe band. Therefore, in a heated cigarette filter manufactured using this toe band, it is possible to appropriately prevent aerosol from being excessively filtered during smoking. Therefore, it is possible to prevent deterioration of the quality of the filter due to the fly caused by the compression of the toe band during packing, and to manufacture a heat-not-burn cigarette filter with excellent smoking taste.
  • the degree of substitution of the cellulose acetate fiber may be in the range of 2.0 or more and 2.7 or less.
  • a tow band packing article for a heated cigarette filter includes any of the above toe bands formed in a sheet shape, and a packaging material arranged to wrap at least part of the toe band. and, the water vapor permeability of the packaging material is a value in the range of 5 g/m 2 /day or less.
  • the toe band is wrapped with a wrapping material having a water vapor permeability set to a value within the above range.
  • a wrapping material having a water vapor permeability set to a value within the above range.
  • the wrapping material may be disposed so as to wrap the entire outer surface of the toe band, and the water vapor transmission rate of the wrapping material may be in the range of 2 g/m 2 /day or less. According to the toe band packing article having such a configuration, the water content of the toe band can be stably maintained. Therefore, it is possible to prevent fly from occurring due to compression of the toe band during packing for a longer period of time.
  • the tow band is compressed during packaging even when the FD of the fibers is relatively large. As a result, it is possible to prevent deterioration in the quality of the heated cigarette filter due to the fly that occurs.
  • BRIEF DESCRIPTION OF THE DRAWINGS It is a schematic diagram of the cellulose acetate tow band manufacturing apparatus which concerns on embodiment.
  • BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a view showing a cellulose acetate tow band packing article for a heated cigarette filter according to an embodiment;
  • Fig. 10 is a diagram showing a cellulose acetate tow band packing article for a heated cigarette filter according to a modification of the embodiment;
  • BRIEF DESCRIPTION OF THE DRAWINGS Fig. 1 is a schematic diagram of a heated cigarette filter manufacturing apparatus according to an embodiment; 1 is a cross-sectional view of a heat-not-burn cigarette according to an embodiment;
  • FIG. 4 is a graph showing the relationship between the number of days after manufacture of CA tow bands and the amount of fly generated.
  • FIG. 1 is a schematic diagram of a cellulose acetate (hereinafter also referred to as CA) tow band manufacturing apparatus 1 according to an embodiment.
  • CA cellulose acetate
  • the CA tow band manufacturing apparatus 1 also manufactures a CA tow band 64 using CA fibers 61 .
  • CA toe band 64 is a toe band for a heated cigarette filter.
  • the CA tow band 64 of the present embodiment includes crimped CA fibers 61 and a plasticizer that plasticizes the CA fibers 61, as will be described later in detail.
  • the CA tow band 64 has a value in the range of 8 mass % or more and 12 mass % or less of the plasticizer content. Accordingly, the CA tow band 64 is configured to be less likely to be damaged even if it is compressed during packaging. Therefore, fly is prevented both when the CA tow band 64 is compressed and packed, and when the packed CA tow band 64 is unwound to manufacture a heated cigarette filter.
  • the CA tow band manufacturing apparatus 1 includes a mixer M, a filter F, a spinning unit 2, a fixing roll R0, a godet roll GR, a crimping device 3, and a drying device 4.
  • the CA tow band manufacturing apparatus 1 uses a spinning dope 60 containing CA such as cellulose diacetate and a solvent.
  • CA such as cellulose diacetate and a solvent.
  • CA flakes are dissolved in an organic solvent and water.
  • the spinning dope 60 of the present embodiment contains a plasticizer that plasticizes the CA fibers 61 .
  • water also serves as a plasticizer.
  • the spinning stock solution 60 has a titanium oxide content set to a value in the range of 0% by mass or more and 0.01% by mass or less. That is, the spinning stock solution 60 does not substantially contain titanium oxide.
  • the spinning stock solution 60 is filtered by the filter F after passing through the mixer M.
  • the spinning stock solution 60 that has passed through the filter F is supplied to the spinneret 11 arranged on the spinning tube 12 of the spinning unit 2 .
  • the spinning dope 60 is discharged from a plurality of spinning holes 11 a of the spinneret 11 .
  • the peripheral shape of the spinning hole 11a is triangular as an example, but may be a shape other than triangular such as a circle.
  • the shape and opening size of the spinning holes 11a are appropriately set according to the specifications of the CA fibers 61 to be spun.
  • the spinning dope 60 discharged from the spinning holes 11a comes into contact with the hot air supplied from the outside into the spinning tube 12.
  • the spinning dope 60 dries as the solvent partially evaporates. Thereby, a solid CA fiber 61 is formed.
  • a plurality of CA fibers 61 passing through each spinning tube 12 are bundled to form a yarn 62 .
  • the yarn 62 is impregnated with a textile oil or the like by the impregnation roll R0, and then wound up by the godet roll GR.
  • the yarn 62 is then wound up by a predetermined winding device.
  • a plurality of yarns 62 are accumulated or laminated.
  • an end (tow) 63 which is a flat assembly of yarns 62, is formed. End 63 has a predetermined TD.
  • the end 63 is conveyed to the crimping device 3 .
  • the crimping device 3 has a pair of nip rolls R1 and R2 and a stuffing box 13.
  • the end 63 is pushed into the stuffing box 13 after a nip pressure is applied by a pair of nip rolls R1 and R2. Thereby, a plurality of CA fibers 61 in the end 63 are crimped to produce a CA tow band 64 .
  • the CA toe band 64 is dried by the drying device 4. By adjusting the degree of drying of the CA tow band 64 by the drying device 4, the water content of the CA tow band 64 is adjusted.
  • the CA tow band 64 that has passed through the drying device 4 is accumulated and passes through the nip point between the transport rolls R3 and R4. After that, the CA tow band 64 is introduced into the packing container 14 in a bale-like state by the compression device 15 while being guided by the guide G2.
  • the CA tow band 64 is compressed within the packaging container 14 to form a CA tow band deposit 65 .
  • the CA tow band deposit 65 is compressed in one direction (here, in the vertical direction) while the veil-shaped CA tow band 64 is horizontally folded multiple times. Also, as will be described later, the CA tow band deposit 65 is used to produce the CA tow band packaged goods (bales) 20 .
  • the FD and TD of the CA toe band 64 can be set as appropriate. Since the CA toe band 64 of this embodiment is used for a heated cigarette filter, the FD is set to a relatively large value so that the aerosol of the aerosol-generating article can easily pass through. As an example, the FD of the CA toe band 64 is a value in the range of 10 or more and 30 or less. As another example, the FD of the CA toe band 64 preferably has a value in the range of 12 or more and 30 or less, and more preferably has a value in the range of 12 or more and 20 or less.
  • the substitution degree (acetyl substitution degree) of the CA fiber 61 is a value in the range of 2.0 or more and 2.7 or less.
  • the lower limit of the substitution degree of the CA fiber 61 is preferably 2.1, more preferably 2.3.
  • the CA tow band 64 can be imparted with good biodegradability.
  • the degree of substitution of the CA fiber 61 to 2.3 or more, when a heat-not-burn cigarette filter is manufactured using the CA tow band 64, the burning-type smoking article ignites and smokes the taste of the heat-not-burn cigarette. It is possible to get close to the comfort of sucking a cigarette. Therefore, a good smoking taste of the heat-not-burn tobacco can be obtained.
  • the degree of substitution of the CA fiber 61 can be calculated, for example, according to the method for measuring the degree of acetylation in ASTM: D-817-91 (test method for cellulose acetate, etc.).
  • the content of titanium oxide in the CA tow band 64 of the present embodiment is set to a value in the range of 0% by mass or more and 0.01% by mass or less by using the above-mentioned spinning dope 60 . That is, the CA tow band 64 does not substantially contain titanium oxide.
  • the content of titanium oxide in the CA tow band 64 may be zero.
  • the CA tow band 64 includes crimped CA fibers 61 and a plasticizer whose content is in the range of 8 mass % or more and 12 mass % or less and plasticizes the CA fibers 61 .
  • the CA tow band 64 of this embodiment contains water as a plasticizer.
  • the CA tow band 64 has a water content of 8% by mass or more and 12% by mass or less.
  • the water content of the CA tow band 64 in this document refers to a value obtained by quickly weighing a sample of the CA tow band 64 having a predetermined weight (100 g) and averaging the values calculated by the following formula 1 for four samples. .
  • the atmospheric environment of the place where the weighing machine and the dryer are arranged is, for example, a temperature of 20° C. ⁇ 2° C. and a relative humidity of 65% ⁇ 5%, and the CA tow band 64 is conditioned under these temperature and relative humidity environments.
  • the CA tow band 64 may contain a plasticizer other than water.
  • a plasticizer can be used.
  • the CA tow band 64 includes at least one of, for example, a glycerin ester plasticizer, a citrate ester plasticizer, an adipic acid plasticizer, a phthalate plasticizer, acetone, and diethylene glycol. .
  • Glycerin ester-based plasticizers include lower fatty acid esters of glycerin, in other words, ester compounds of glycerin and fatty acids having 2 to 4 carbon atoms.
  • a 2-carbon fatty acid is acetic acid.
  • a 3-carbon fatty acid is propionic acid.
  • a four-carbon fatty acid is butyric acid.
  • Glycerin ester plasticizers may have two or three of the three hydroxyl groups of glycerin esterified with the same fatty acid. Further, in the glycerin ester plasticizer, all three hydroxyl groups of glycerin may be esterified with different fatty acids. Glycerin ester plasticizers are non-toxic and readily biodegradable. Therefore, the load on the environment is small.
  • examples of glycerin ester-based plasticizers in which three hydroxyl groups of glycerin are esterified with acetic acid include triacetin and the like.
  • diacetin and the like can be mentioned as a glycerin ester-based plasticizer in which two hydroxyl groups are esterified with acetic acid.
  • triacetin glycerol trisacetate obtained by esterifying (in other words, acetylating) all three hydroxyl groups of glycerin with acetic acid is particularly preferable.
  • Triacetin is a component recognized as safe for human consumption.
  • triacetin is easily biodegradable and therefore has a low environmental impact.
  • the CA fiber 61 obtained by adding triacetin has improved biodegradability compared to the case where triacetin is not added.
  • triacetin is less likely to impair the taste of tobacco.
  • Triacetin should be of high purity, but it does not have to be strictly of high purity. Moreover, the content of triacetin in the glycerin ester plasticizer may be, for example, 80% by mass or more or 90% by mass or more in the glycerin ester plasticizer. Further, for example, at least one of monoacetin and diacetin may be included as the remainder of the glycerin ester plasticizer.
  • a citric acid ester-based plasticizer is obtained by condensing citric acid and alcohol.
  • Such alcohols may be monohydric alcohols or polyhydric alcohols having a valence of 2 or higher.
  • Citric acid ester plasticizers include, for example, citric acid esters such as acetyltriethyl citrate, acetyltributyl citrate, isodecyl citrate, isopropyl citrate, triethyl citrate, triethylhexyl citrate, and tributyl citrate. .
  • adipic acid-based plasticizers include dimethyl adipate, dibutyl adipate, diisostearyl adipate, diisodecyl adipate, diisononyl adipate, diisobutyl adipate, diisopropyl adipate, diethylhexyl adipate, dioctyl adipate, and adipic acid.
  • Adipate esters such as dioctyldodecyl, dicapryl adipate, and dihexyldecyl adipate are included.
  • phthalate plasticizers include phthalates such as ethyl phthalate, methyl phthalate, diaryl phthalate, diethyl phthalate, diethylhexyl phthalate, dioctyl phthalate, dibutyl phthalate, and dimethyl phthalate. be done.
  • the CA tow band 64 contains a plasticizer whose content is in the range of 8 mass % or more and 12 mass % or less, but the plurality of CA fibers 61 in the CA tow band 64 are dissolved and integrated. do not have. In other words, the multiple CA fibers 61 in the CA tow band 64 are not bonded together.
  • the CA fibers 61 contained in the CA tow band 64 are plasticized by the CA tow band 64 containing an appropriate amount of plasticizer whose content is in the range of 8% by mass or more and 12% by mass or less. less likely to be damaged. Therefore, for example, even if stress is generated in the CA tow band 64 that has been compressed during packaging, the CA fibers 61 in the CA tow band 64 are less likely to be damaged. As a result, even when the FD of the CA fiber 61 is relatively large, it is possible to reduce the occurrence of fly due to compression of the CA tow band 64 during packing. As a result, deterioration in quality of the heated cigarette filter due to frying can be prevented.
  • the CA tow band 64 of the present embodiment contains water as the plasticizer, and the water content is in the range of 8% by mass or more and 12% by mass or less.
  • the CA tow band 64 can be appropriately plasticized. As a result, it is possible to more effectively prevent the CA toe band 64 from being damaged by compression and causing fly.
  • the plasticizer contained in the CA tow band 64 of the present embodiment includes at least one of a glycerin ester plasticizer, a citric ester plasticizer, an adipic acid plasticizer, a phthalic acid plasticizer, acetone, and diethylene glycol. include. This allows for increased plasticizer options. As a result, the degree of freedom in designing the CA toe band 64 can be improved.
  • FIG. 2 is a diagram showing a CA tow band packing article for a heated cigarette filter (hereinafter referred to as a "veil") 20 according to the embodiment.
  • the bale 20 includes a CA tow band stack 65 (a sheet-shaped CA tow band 64) and wrapping materials 22 and 23 (upper wrapping material 22 and lower wrapping material 22) for wrapping the CA tow band stack 65. the wrapping material 23), the paperboard material 21 disposed over the outer surfaces (e.g., the bottom, top, and side surfaces) of the CA tow band stack 65 via the wrapping materials 22, 23, and the paperboard material 21.
  • a binding band B is provided for binding the CA tow band deposit 65, the packaging materials 22 and 23, and the paperboard material 21 integrally from the outside.
  • the packaging materials 22 and 23 are also called interior materials.
  • the CA tow band deposit 65 is formed in a rectangular parallelepiped shape.
  • the CA tow band deposit 65 has a mass of, for example, several hundred kg (500 kg as an example) to about 1 ton (1000 kg).
  • the packaging materials 22 and 23 are resin sheets, such as LDPE (low density polyethylene), as an example.
  • the packaging materials 22 and 23 may be composite sheets in which two strips made of resin such as PE (polyethylene) are crossed and attached to a resin sheet such as OPP (biaxially oriented polypropylene).
  • the wrapper may also consist of three or more separate sheets.
  • two sheets that individually cover the lower surface and the upper surface of the CA tow band deposit 65 and one sheet that mainly covers a total of four side surfaces of the CA tow band deposit 65 can be used.
  • a plurality of heat-sealable sheets are used for the wrapping material, for example, after covering the entire surface of the CA tow band deposit 65 with the wrapping material, the overlapping portions of the sheets may be heat-sealed.
  • the water vapor permeability of the packaging materials 22 and 23 is set to a value within the range of 5 g/m 2 /day or less. Thereby, in the bale 20, the amount of moisture contained in the CA tow band 64 is maintained for a long period of time. As an example, in the bail 20 of this embodiment, strictly speaking, overlapping portions of the sheets of the packaging materials 22 and 23 are not sealed.
  • the ratio X1/X2 (kg/m 2 ) of the mass (weight) X1 (Kg) of the bale 20 to the surface area X2 (m 2 ) is a value in the range of 60 or more and 110 or less, for example.
  • the ratio X1/X2 preferably has a value in the range of 64 to 100, more preferably 70 to 95, even more preferably 80 to 95, and 85 to 95. is most preferred.
  • the ratio X1/X2 can be set by adjusting the packing density of the bale 20 . For example, by setting the ratio X1/X2 to a value of 60 or more, the surface area X2 can be suppressed with respect to the mass X1 of the bail 20 .
  • the content of the plasticizer in the bale 20 can be easily maintained over time. Further, for example, by setting the ratio X1/X2 to a value of 110 or less, troubles such as breakage of the CA tow band 64 when the CA tow band 64 is let out from the bail 20 can be reduced.
  • the optimal mode of the bale 20 is to set the ratio X1/X2 to a value in the range of 64 or more and 95 or less (more preferably a value in the range of 64 or more and 87 or less),
  • No. 23 is a combination that sets the water vapor permeability of No. 23 to a value in the range of 2 g/m 2 /day or less.
  • the plasticizer content of the CA tow band 64 is higher than that of a normal bale. Therefore, it is preferable to consider the ratio X1/X2 of the bail 20 .
  • the CA tow band 64 is wrapped with the wrapping materials 22, 23 whose water vapor permeability is set within the above range. As a result, it is possible to suppress the water content of the CA tow band 64 from decreasing over time. Therefore, the effect of plasticizing the CA fibers 61 in the CA tow band 64 by the moisture contained in the CA tow band 64 can be stably maintained. Therefore, for example, even when the CA tow band 64 wrapped with the wrapping materials 22 and 23 is compressed and packed, it is possible to prevent the CA tow band 64 from flying over a long period of time. As a result, this CA tow band 64 can be used to manufacture heated cigarette filters with stable quality.
  • FIG. 3 is a diagram showing a heated cigarette filter bail 25 according to a modification of the embodiment.
  • the bale 25 is covered with the wrapping material 26 over the entire surface of the CA tow band deposit 65 .
  • CA tow band stack 65 is internally sealed by wrapper 26 .
  • wrapping material 26 is arranged to wrap the entire outer surface of CA tow band 64 .
  • the water vapor permeability of the packaging material 26 is a value in the range of 2 g/m 2 /day or less. According to the bail 25 having such a configuration, the water content of the CA tow band 64 can be stably maintained. Therefore, it is possible to prevent fly from occurring due to compression of the CA tow band 64 during packing for a longer period of time.
  • FIG. 4 is a schematic diagram of a heated cigarette filter (chip) manufacturing apparatus 5 according to an embodiment.
  • the filter manufacturing device 5 includes a first fiber-spreading unit BJ1, a guide G4, a second fiber-spreading unit BJ2, pretension rolls R5 and R6, first fiber-spreading rolls R7 and R8, and a second fiber-spreading unit.
  • Rolls R9 and R10, a third fiber opening unit BJ3, a plasticizer impregnation device 51, transport rolls R11 and R12, a transport jet 52, a winder 53, and a cutting device 56 are provided.
  • the CA tow band 64 raised from the CA tow band deposit 65 after the bale 20 is opened is guided by the guide G3.
  • the CA tow band 64 is opened in the width direction by gas in the first opening unit BJ1.
  • the CA tow band 64 is guided by the guide G4 and conveyed to the second opening unit BJ2.
  • the CA tow band 64 is further spread in the width direction by gas in the second spreading unit BJ2.
  • the CA tow band 64 is sequentially inserted between the pretension rolls R5 and R6, between the first fiber-spreading rolls R7 and R8, and between the second fiber-spreading rolls R9 and R10. Thereby, the CA tow band 64 is opened in the conveying direction.
  • the CA tow band 64 that has passed between the second opening rolls R9 and R10 is further opened in the width direction by gas in the third opening unit BJ3.
  • the CA tow band 64 is then impregnated with a plasticizer for forming the filter by a plasticizer impregnator 51 .
  • the CA tow band 64 that has passed through the plasticizer impregnation device 51 is inserted between the transport rolls R11 and R12.
  • the CA tow band 64 is impregnated with a plasticizer for molding by the plasticizer impregnation device 51, thereby bonding the plurality of CA fibers 61 together. Thereby, a three-dimensional mesh structure is formed by the plurality of CA fibers 61 .
  • the CA tow band 64 is introduced into the transport jet 52 and carried into the winding tube portion 53 by the jet stream.
  • the CA toe band 64 is wound and formed into a columnar shape.
  • a columnar filter material 66 including the CA tow band 64 is formed.
  • a wrapping paper 69 is also guided toward the filter material 66 .
  • the filter material 66 is conveyed through the winding tube portion 53, and a winding paper 69 is wound around the outer periphery of the filter material 66 and fixed.
  • the cutting device 56 cuts the filter material 66 to predetermined dimensions.
  • a plug (rod) 67 is thus manufactured. Further cutting of plug 67 produces filter 68 which is a heated cigarette filter.
  • the filter 68 includes a filter material 66 including a CA tow band 64 and a wrapping paper 69 wound around the filter material 66 .
  • the CA tow band 64 included in the filter 68 has a small amount of fly generated due to compression during packing. Therefore, the amount of fly mixed in the filter 68 is reduced. Filter 68 therefore has a stable quality. Filter 68 is also not overly packed with CA toe band 64 . As for the filter 68, the filling amount of the CA toe band 64 is appropriately set. The filter 68 thereby has a relatively low airflow resistance suitable for heated cigarette filters. Further, in this embodiment, the CA fibers 61 included in the filter 68 have an FD value in the range of 10 or more and 30 or less, and are relatively thick. Therefore, the filter 68 has good hardness without increasing the packing amount of the CA tow band 64 .
  • FIG. 5 is a cross-sectional view of a heated cigarette 80 according to an embodiment.
  • Heat-not-burn cigarette 80 comprises unit 81 and replaceable cartridge 82 .
  • the unit 81 controls a housing 83, a heating section 87 that heats the cartridge 82, a power supply 84 that is a driving source, a display section 85, an operation section 88, a display section 85, and a heating section 87. and a control unit 86 .
  • the cartridge 82 is an aerosol-generating article.
  • Cartridge 82 includes base material 70 , hollow material 71 , coolant material 72 and tip 73 .
  • the cartridge 82 is cylindrically shaped.
  • the hollow member 71 , the coolant 72 , and the tip 73 are arranged side by side in the longitudinal direction and are integrally wound from the wrapping paper 74 .
  • the cartridge 82 is inserted into an insertion opening 81a formed at the other end of the unit 81 in the longitudinal direction.
  • At least one of the hollow material 71 and the coolant 72 of the cartridge 82 may include the CA toe band 64 .
  • the material of the cartridge 82 can be shared.
  • the aerosol-generating article "Heat Stick” (registered trademark) for "iQOS” manufactured by Philip Morris Co., Ltd. can be exemplified.
  • the base material 70 contains tobacco components that can be vaporized by heating.
  • the tobacco component of the base material 70 is vaporized by being heated by the heating section 87 .
  • the base material 70 of this embodiment also contains a flavor component such as nicotine that can be vaporized by heating.
  • Hollow material 71 is positioned between substrate 70 and coolant 72 .
  • the hollow member 71 is formed in a tubular shape.
  • the hollow material 71 allows components generated by heating the base material 70 to pass through the inside.
  • the hollow member 71 also functions as a separator separating the base material 70 and the coolant 72 .
  • the hollow member 71 prevents the cartridge 82 from being longitudinally compressed and the base material 70 crushed when the cartridge 82 is inserted into the unit 81 through the insertion port 81a.
  • Hollow material 71 may include other materials such as polypropylene.
  • the coolant 72 cools and agglomerates the gas component from the base material 70 that has passed through the hollow member 71 to generate aerosol (liquid).
  • the coolant 72 includes, for example, a strip-shaped sheet body wound in the circumferential direction of the cartridge 82 or a strip-shaped sheet body finely folded so that each fold extends in the longitudinal direction of the cartridge 82 .
  • an aerosol flow path is formed by the gaps between the sheet bodies.
  • Chip 73 filters part of the components that have passed through the coolant 72 .
  • Chip 73 is filter 68 .
  • Chip 73 is located on the opposite side of cartridge 82 from substrate 70 . The tip 73 is held by the user when the heated cigarette 80 is used. Chip 73 filters the aerosol that has passed through coolant 72 .
  • the tip 73 includes a CA tow band 64 in which a plurality of CA fibers 61 are crimped, like the cigarette filter used in the cigarette. Chips 73 have stable quality due to the small amount of fly mixed. Therefore, the heat-not-burn cigarette 80 can stably provide a good smoking taste.
  • the FD of the CA fiber 61 included in the chip 73 of this embodiment is a value in the range of 10 or more and 30 or less.
  • the FD of the CA fibers 61 can be set to a relatively large value, and plenty of inter-fiber gaps in the CA tow band 64 can be secured. Therefore, the tip 73 manufactured using this CA tow band 64 can appropriately prevent aerosol from being excessively filtered. Therefore, it is possible to prevent deterioration in the quality of the chips 73 caused by frying caused by the compression of the CA tow band 64 during packing, and to manufacture chips 73 with excellent smoking taste.
  • a spinning stock solution 60 was prepared by dissolving CA flakes (29% by mass) of cellulose diacetate having a degree of substitution of 2.47 in an organic solvent (a mixture of acetone and water). In order to discharge the spinning dope 60, a total of 15 spinnerets 11 having spinning holes 11a with an equilateral triangle (154 ⁇ m side length) and 88 holes were prepared. As a result, the cross-sectional shape of the spun CA fibers 61 was set to a Y shape.
  • the FD of the CA fiber 61 is set to 19.2 by adjusting the discharge amount of the spinning stock solution 60 from the spinning hole 11a and the rotation speed of the pair of nip rolls R1 and R2 of the winding device and the crimping device 3. and the TD of the CA toe band 64 was set at 27,000. Furthermore, the nip pressure of the nip rolls R1 and R2 when crimping the ends 63, the depth of crimping of the CA fibers 61 by pushing the ends 63 into the stuffing box 13, and the peak-to-valley spacing of the crimped CA fibers 61 are By adjusting, the crimp ratio of the CA tow band 64 calculated by Equation 2 below was set to 40%.
  • Example No. 2 The crimp ratio was set at 35%. By adjusting the drying time, the water content of the CA tow band 64 after production was set to 10.0% by mass. Sample no. Based on the same manufacturing conditions and specifications as those of Sample No. 1, 2 CA tow band 64 was obtained.
  • Example No. 3 A total of 15 spinnerets 11 having 145 spinning holes 11a with an equilateral triangular peripheral shape (side length 118 ⁇ m) were prepared for discharging the spinning dope 60 .
  • the cross-sectional shape of the spun CA fibers 61 was Y-shaped.
  • the FD of CA fiber 61 was set at 11.8 and the TD of CA tow band 64 was set at 25700.
  • the crimp ratio of the CA tow band 64 was set at 56%.
  • the water content of the CA tow band 64 after production was set to 10.0% by mass. Sample no. Based on the same manufacturing conditions and specifications as 1, sample No. 3 CA tow band 64 was obtained.
  • a spinning stock solution 60 was prepared by dissolving 29% by mass of CA flakes of cellulose diacetate having a degree of substitution of 2.40 and 1% by mass of glycerin diacetate as a plasticizer other than water in an organic solvent (a mixture of acetone and water). .
  • a total of 16 spinnerets 11 having 88 spinning holes 11a with a peripheral shape of an equilateral triangle (side length of 154 ⁇ m) were prepared for discharging the spinning dope 60 .
  • the cross-sectional shape of the spun CA fibers 61 was Y-shaped.
  • the FD of CA fiber 61 was set at 19.2 and the TD of CA tow band 64 was set at 27,000.
  • the crimp ratio of the CA tow band 64 was set at 48%. Further, by adjusting the drying time, the CA tow band 64 after production has a water content of 6.0% by mass and a concentration of glycerin diacetate as a plasticizer of 3.0% by mass. set. Sample no. Based on the same manufacturing conditions and specifications as 1, sample No. 4 CA tow band 64 was obtained.
  • sample No. 5 The crimp ratio of the CA tow band was set at 45%. By adjusting the drying time, the water content of the CA tow band after production was set to 6.0% by mass. Sample no. Based on the same manufacturing conditions and specifications as 1, sample No. 5 CA tow bands were obtained.
  • sample No. A plug (rod) was manufactured using CA tow bands 1 to 5 with filter manufacturing device 5 (winding machine "KDF-2" manufactured by Hauni Co., Ltd.).
  • the nip pressure of the pretension rolls R5, R6 was set to 0.5 bar.
  • a speed ratio V2/V1 between the rotation speed V1 of the first spread rolls R7 and R8 and the rotation speed V2 of the second spread rolls R9 and R10 was set to 1.4.
  • the speed ratio V3/V2 between the rotational speed V2 and the rotational speed V3 of the transport rolls R11 and R12 was set to 1.48.
  • the CA fibers of the CA tow band for the heated cigarette filter are formed into a cylindrical shape.
  • the plasticizer forms a three-dimensional network structure of a plurality of CA fibers in the plug.
  • a plasticizer P (triglycerin acetate) different from the plasticizer contained in the CA tow band introduced into the filter manufacturing apparatus was added to the CA tow band by the plasticizer impregnation device 51 for the purpose of forming a plug. It was uniformly sprayed and attached to. The amount of plasticizer P attached was 7% by mass of the total weight of the CA tow band.
  • sample No. In 1 to 5 the circumferential length of the plug was set to 22.5 mm, and the length dimension of the plug was set to 120 mm.
  • Sample no. 3 the packing amount (net tow weight) of the CA tow band 64 in the plug was set to 0.47 g/rod.
  • sample No. In any of 1 to 4 sample No. Compared to 5, it was confirmed that the amount of fly generated during plug manufacturing was greatly reduced. Sample no. 1 to 4 were able to continue to wind up the plug within the tested range. On the other hand, sample no. In No. 5, a large amount of fly was generated during the production of the plug, and it was impossible to wind up (manufacture) the plug continuously. Sample no. In 1 to 4, it is considered that the CA tow band 64 manufactured and compressed and packed was appropriately plasticized with water as a plasticizer, so that the occurrence of fly due to the stress due to compression was appropriately prevented. be done.
  • Fig. 6 shows sample No. 1 is a graph showing the relationship between the number of days after production of CA tow bands 1, 2 and 5 and the amount of fly generated.
  • the fly yield shown in FIG. 6 was measured by the same method as when the values shown in Table 1 were measured.
  • sample no. With the CA tow band No. 5, it was confirmed that the amount of fly generated increased as the number of days increased from immediately after production.
  • Sample no. The CA tow bands 64 of 1 and 2 contain crimped CA fibers 61 and a plasticizer whose content is in the range of 8% by mass to 12% by mass and which plasticizes the CA fibers 61. , it was confirmed that even after 400 days after production, the amount of fly generated immediately after production can be maintained.
  • Example No. 6 Sample no. 2 CA tow band 64 (500 kg) was compressed and baled to produce a CA tow band deposit 65 (rectangular parallelepiped of 97 cm long, 120 cm wide and 90 cm high). In addition, two sheets (1600 mm long ⁇ 1800 mm wide) that mainly cover the lower surface and the upper surface of the CA tow band deposit 65 individually, and mainly cover a total of four side surfaces of the CA tow band deposit 65 One sheet (900 mm ⁇ 5000 mm) (both sheets made of LDPE and having a thickness of 150 ⁇ m) was prepared as the packaging materials 22 and 23 .
  • sample no. 2 CA tow band 64 (500 kg) was compressed and packed to produce a CA tow band deposit 65 (rectangular parallelepiped of 97 cm long, 120 cm wide and 90 cm high).
  • One sheet (900 mm ⁇ 5000 mm) was prepared as packaging materials 22 and 23 .
  • a composite sheet (total thickness: 150 ⁇ m) is used, which is made by bonding two PE strips with a thickness of 25 ⁇ m crossed to an OPP (biaxially oriented polypropylene) sheet with a thickness of 100 ⁇ m. board.
  • Sample no. 2 CA tow bands (500 kg) were compressed and baled to produce CA tow band deposits (97 cm long, 120 cm wide and 90 cm high cuboids).
  • a sheet (900 mm ⁇ 5000 mm) (both sheets made of LDPE and having a thickness of 100 ⁇ m) was prepared as a packaging material. These three sheets covered the entire surface of the CA tow band deposit and did not expose the CA tow band deposit.
  • the lower surface, upper surface and side surfaces of the CA tow band deposit were covered with a paperboard material (interleaving paper) having a thickness of 2 mm with the three sheets interposed therebetween.
  • a PET band having a width of 15 mm and a thickness of 0.2 mm was used as a binding band.
  • the rectangular parallelepiped CA tow band stack, each of the sheets, and the paperboard material were bound and fixed with a plurality of the PET bands.
  • a plurality of the PET bands, 3 in the vertical direction, 6 in the horizontal direction, and 2 in the height direction, were arranged orthogonally, and the banding and fixing were performed.
  • sample No. 1 in which the water vapor transmission rate of the packaging material was set to 10 g/m 2 ⁇ day, was obtained. 8 bales were produced. This sample no. No. 8 bale is not strictly sealed at the overlapping portions of the sheets.
  • sample No. Each of 6 to 8 bales was stored for 6 months in an indoor storage (average temperature 20°C, average humidity 75% RH). Each bale package was then opened and the water content of the CA tow band was measured. Also, sample no. Using the CA tow bands immediately after opening the packages of Nos. 6 to 8, plugs were manufactured in the same manufacturing method as in Confirmation Test No. 1. Also, sample no. Fry production per 15 minutes was measured during the production of 6-8 plugs. When measuring the amount of fly generated, the fly remaining inside the box containing the rolls R7 to R10 was collected with an air sucker and weighed with a balance. Also, sample no. In producing the plugs No. 6 to 8, it was investigated whether or not the plugs could be produced continuously for one hour without cleaning the inside of the box containing the rolls R7 to R10. Table 2 shows the test results.
  • sample No. 6 and 7 it was confirmed that the reduction in the water content from the beginning of packaging of the CA tow band 64 six months after the packaging of the CA tow band 64 can be suppressed more than in Comparative Example 2. Also sample no. It was confirmed that No. 6 and No. 7 can significantly reduce the amount of fly generated when the plug 67 is manufactured, compared to Comparative Example No. 2. Sample no. 6-8, the CA tow band deposit 65 is not strictly sealed by the wrappers 22,23. Therefore, sample no. In 6 and 7, when the CA tow band deposit 65 is strictly sealed by the packaging material so as to correspond to the above modified example, it is possible to further reduce the decrease in the water content and the amount of fly generation. Conceivable.
  • the method of adding a plasticizer to the CA tow band 64 to prevent fly is not limited to adding the plasticizer to the spinning dope 60 .
  • the plasticizer may be impregnated with the spinning dope 60 discharged from the spinneret 11 .
  • the plasticizer may be impregnated to the CA fibers by impregnation roll R0, for example.
  • the plasticizer may be attached to the CA fibers 61 between the godet roll GR and the crimping device 3 .

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Biodiversity & Conservation Biology (AREA)
  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)

Abstract

Cette bande de mèche pour un filtre de cigarette chauffé comprend : une fibre bouclée en acétate de cellulose ; et un plastifiant qui plastifie la fibre en acétate de cellulose, la teneur en plastifiant se trouvant dans la plage de 8 % en masse à 12 % en masse.
PCT/JP2021/043005 2021-11-24 2021-11-24 Bande de mèche pour filtre de cigarette chauffé, et article de conditionnement de bande de mèche pour filtre de cigarette chauffé Ceased WO2023095209A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
EP21965583.4A EP4437864A4 (fr) 2021-11-24 2021-11-24 Bande de mèche pour filtre de cigarette chauffé, et article de conditionnement de bande de mèche pour filtre de cigarette chauffé
PCT/JP2021/043005 WO2023095209A1 (fr) 2021-11-24 2021-11-24 Bande de mèche pour filtre de cigarette chauffé, et article de conditionnement de bande de mèche pour filtre de cigarette chauffé
US18/708,609 US20250000135A1 (en) 2021-11-24 2021-11-24 Band for filter for heated tobacco product, and band packaged article for filter for heated tobacco product

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PCT/JP2021/043005 WO2023095209A1 (fr) 2021-11-24 2021-11-24 Bande de mèche pour filtre de cigarette chauffé, et article de conditionnement de bande de mèche pour filtre de cigarette chauffé

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05179528A (ja) 1991-12-27 1993-07-20 Mitsubishi Rayon Co Ltd 繊維トウバンドの処理方法
JP2008504453A (ja) 2004-06-25 2008-02-14 セラニーズ・アセテート・リミテッド・ライアビリティ・カンパニー 酢酸セルローストウおよびその製造方法
CN107326460A (zh) * 2017-07-27 2017-11-07 阜宁澳洋科技有限责任公司 一种植绒用粘胶纤维的制备方法及制备方法所用的后处理设备
JP2019070217A (ja) * 2017-10-11 2019-05-09 株式会社ダイセル 電子タバコチップ用のトウバンド及び電子タバコ用チップ
JP2021513864A (ja) * 2018-02-23 2021-06-03 アセテート・インターナショナル・エルエルシー 中空フィルター及び非包装フィルターのための高い総デニールのセルロースアセテートトウ

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7600635B2 (en) * 2002-04-22 2009-10-13 Dietmar Kern Highly compressed filter tow bales and process for their production
US7306093B2 (en) * 2003-02-14 2007-12-11 Eastman Chemical Company Packages, packaging systems, methods for packaging and apparatus for packaging
US6924029B1 (en) * 2004-06-25 2005-08-02 Celanese Acetate, Llc Cellulose acetate tow and method of making same
GB201908354D0 (en) * 2019-06-11 2019-07-24 Nicoventures Trading Ltd A mouthpiece and an article for use in an aerosol provision system

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH05179528A (ja) 1991-12-27 1993-07-20 Mitsubishi Rayon Co Ltd 繊維トウバンドの処理方法
JP2008504453A (ja) 2004-06-25 2008-02-14 セラニーズ・アセテート・リミテッド・ライアビリティ・カンパニー 酢酸セルローストウおよびその製造方法
CN107326460A (zh) * 2017-07-27 2017-11-07 阜宁澳洋科技有限责任公司 一种植绒用粘胶纤维的制备方法及制备方法所用的后处理设备
JP2019070217A (ja) * 2017-10-11 2019-05-09 株式会社ダイセル 電子タバコチップ用のトウバンド及び電子タバコ用チップ
JP2021513864A (ja) * 2018-02-23 2021-06-03 アセテート・インターナショナル・エルエルシー 中空フィルター及び非包装フィルターのための高い総デニールのセルロースアセテートトウ

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See also references of EP4437864A4

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EP4437864A1 (fr) 2024-10-02
EP4437864A4 (fr) 2025-09-10

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