US20130312778A1 - Filter for cigarette and filter-tipped cigarette - Google Patents

Filter for cigarette and filter-tipped cigarette Download PDF

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Publication number
US20130312778A1
US20130312778A1 US13/957,793 US201313957793A US2013312778A1 US 20130312778 A1 US20130312778 A1 US 20130312778A1 US 201313957793 A US201313957793 A US 201313957793A US 2013312778 A1 US2013312778 A1 US 2013312778A1
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United States
Prior art keywords
flavor
filter
flavorant
releasing
cigarette
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Abandoned
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US13/957,793
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English (en)
Inventor
Hiroshi SHIBUICHI
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Japan Tobacco Inc
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Japan Tobacco Inc
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Assigned to JAPAN TOBACCO INC. reassignment JAPAN TOBACCO INC. ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). Assignors: SHIBUICHI, Hiroshi
Publication of US20130312778A1 publication Critical patent/US20130312778A1/en
Abandoned legal-status Critical Current

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    • 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
    • A24D3/048—Tobacco smoke filters characterised by their shape or structure containing additives
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
    • A24B15/00—Chemical features or treatment of tobacco; Tobacco substitutes, e.g. in liquid form
    • A24B15/18—Treatment of tobacco products or tobacco substitutes
    • A24B15/28—Treatment of tobacco products or tobacco substitutes by chemical substances
    • A24B15/281—Treatment of tobacco products or tobacco substitutes by chemical substances the action of the chemical substances being delayed
    • A24B15/283—Treatment of tobacco products or tobacco substitutes by chemical substances the action of the chemical substances being delayed by encapsulation of the chemical substances
    • A24B15/284—Treatment of tobacco products or tobacco substitutes by chemical substances the action of the chemical substances being delayed by encapsulation of the chemical substances the additive being bound to a host by chemical, electrical or like forces, e.g. use of precursors, inclusion complexes
    • 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
    • A24D1/002—Cigars; Cigarettes with additives, e.g. for flavouring
    • 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
    • A24D3/061—Use of materials for tobacco smoke filters containing additives entrapped within capsules, sponge-like material or the like, for further release upon smoking

Definitions

  • This invention relates to a filter for a cigarette and a filter-tipped cigarette.
  • a cigarette provided with a cigarette filter incorporating a filament containing a cigarette smoke modifier has been known (for example, Patent Documents 1 and 2).
  • the cigarette smoke modifier can add a flavor or aroma to cigarette mainstream smoke passing through the filter.
  • This invention provides a filter for a cigarette, which enables tasting flavors different for each puff when a cigarette is smoked, and a cigarette with the filter.
  • a filter for a cigarette comprising a filter body and a flavor-releasing member which includes a flavorant carrier constituted of one or more descrete yarns and a plurality of flavor-releasing components carried by the flavor carrier.
  • the flavor-releasing member is incorporated in the filter body, extending along a central axis of the filter body.
  • One flavor-releasing component releases flavor different from the other one or more flavor-releasing components.
  • Flavor-releasing behavior of one flavor-releasing component is different from that of the other one or more flavor-releasing components.
  • the flavor-releasing component is selected from the group consisting of a pure flavorant, a pure flavorant combined with cyclodextrin, and a pure flavorant combined with dextrin.
  • a filter-tipped cigarette comprising a cigarette rod and a filter connected to one end of the cigarette rod, wherein the filter is constituted of a filter according to this invention.
  • a filter for a cigarette of this invention enables enjoying flavors different for each puff when a cigarette is smoked.
  • FIG. 1 is an enlarged schematic perspective view showing an example of a filter according to a first embodiment of the invention.
  • FIG. 2 is an enlarged schematic perspective view showing another example of a filter according to the first embodiment of the invention.
  • FIG. 3 is an enlarged schematic view showing an example of a filter according to a second embodiment of the invention.
  • FIG. 4 is an enlarged schematic perspective view showing an example of a cigarette according to the invention.
  • FIG. 5 is a graph for explaining a change of delivery amount of the flavor into a cigarette mainstream smoke with respect to the number of puffs when an example of the cigarette according to this invention is smoked.
  • FIG. 6 is a graph showing results of sensory evaluation for each puff in a filter-tipped cigarette produced in Example 1 described.
  • FIG. 7 is a graph showing a flavor-releasing behavior in a filter-tipped cigarette produced in Example 2 described.
  • a filter for a cigarette comprises a filter body and a flavor-releasing member which includes a flavorant carrier constituted of one or more discrete yarns and a plurality of flavor-releasing components carried by the flavorant carrier.
  • the flavor-releasing member is incorporated in a filter body, extending along a central axis of the filter body.
  • One flavor-releasing component releases flavor different from the other one or more flavor-releasing components.
  • Flavor-releasing behavior of one flavor-releasing component is different from that of other one or more flavor-releasing components.
  • the flavor-releasing component is selected from the group consisting of a pure flavorant, a pure flavorant combined with cyclodextrin, and a pure flavorant combined with dextrin.
  • the filter body incorporating the flavor-releasing member includes tow of cellulose acetate fibers, for example, and usually has a columnar shape.
  • the length of the filter body is usually 100 mm to 140 mm, and the diameter is usually 15 mm to 26 mm.
  • the flavor-releasing member includes a flavorant carrier consisting of one or more discrete yarns and a plurality of flavor-releasing components carried by the flavorant carrier.
  • the flavor-releasing member may be constituted of the flavorant carrier and a plurality of flavor-releasing components.
  • the yarn constituting the flavorant carrier may be constituted of a single fiber (filament) or a bundle of a plurality of fibers (filaments), and includes a monofilament yarn and a multifilament yarn.
  • Multifilament yarns include various textured yarns.
  • the material of the yarn is not particularly limited.
  • the yarn can be formed of, for example, a natural material such as cotton, wool, or silk, or a synthetic material such as polypropylene, polyethylene, or acetylcellulose.
  • the diameter of the yarn is usually 0.3 to 2.5 mm, and preferably 0.7 mm to 1.5 mm.
  • the length of the yarn is usually the same as the length of the filter body.
  • the yarn usually extends, along the central axis of the filter body, over the full length of the filter body, that is, from the distal end to the proximal end of the filter body.
  • the outer circumference of the filter body is wrapped by a filter wrapper such as tissue paper to provide a filter.
  • the flavor-releasing component is selected from the group consisting of (i) a pure flavorant, (ii) a pure flavorant combined with cyclodextrin, and (iii) a pure flavorant combined with dextrin.
  • the pure flavorant is a flavorant itself.
  • the pure flavorant examples include acetanisole, acetophenone, acetylpyradine, 2-acetylthiazole, alfalfa extract, amyl alcohol, amyl butyrate, trans-anethole, star anise oil, apple juice, Peru balsam oil, yellow-beeswax absolute, benzaldehyde, benzoin resinoid, benzyl alcohol, benzyl benzoate, benzyl phenylacetate, benzyl propionate, 2,3-butanedione, 2-butanol, butyl butyrate, butyric acid, caramel, cardamom oil, carob absolute, ⁇ -carotene, carrot juice, L-carvone, ⁇ -caryophyllene, cassia bark oil, cedarwood oil, celery seed oil, chamomile oil, cinnamaldehyde, cinnamic acid, cinnamyl alcohol, cin
  • the flavor-releasing component constituted of the pure flavorant can be carried on the yarn by dissolving it in polypropylene glycol, glycerin, ethanol, water, triglyceride, triacetin, triethyl citrate, or the like, and impregnating the yarn with the solution.
  • the flavor-releasing component constituted of the pure flavorant combined with cyclodextrin can be carried on the yarn by suspending it in polypropylene glycol, glycerin, ethanol, water, triglyceride, triacetin, triethyl citrate, or the like, and impregnating the yarn with the suspension.
  • An emulsifier such as sucrose fatty acid ester, a dispersant, and an antifoamer can be added to the suspension.
  • the flavor-releasing component constituted of the pure flavorant combined with dextrin can be carried on the yarn by suspending it in polypropylene glycol, glycerin, ethanol, water, triglyceride, triacetin, triethyl citrate, or the like, and impregnating the yarn with the suspension.
  • An emulsifier such as sucrose fatty acid ester, a dispersant, and an antifoamer can be added to the suspension.
  • a flavor-releasing component constituted of the pure flavorant combined with dextrin can be obtained in the form of finely divided powder containing the flavorant by adding a flavorant to an aqueous solution of dextrin in which optionally an emulsifier or the like is dissolved, emulsifying it by a homomixer, and then spray-drying it by using a spray drier.
  • One flavor-releasing component releases a flavor different from a flavor or flavors of other one or more flavor-releasing components.
  • a pure flavorant contained in one flavor-releasing component is a flavorant which releases a flavor different from a pure flavor or flavorants contained in other one or more flavor-releasing components.
  • a flavor-releasing behavior of one flavor-releasing component is different from that of the other one or more flavor-releasing components.
  • the flavor-releasing component constituted of a pure flavorant emits the flavor when a cigarette is smoked, in substantially proportion to an amount of tar in cigarette mainstream smoke flowing into a filter.
  • the flavor-releasing component constituted of the pure flavorant combined with cyclodextrin (in this case, the pure flavorant is clathrated in cyclodextrin) emits the flavor by a specified smoke component in the cigarette mainstream smoke (especially, a component having a steam pressure having a level distributed into both phases of a liquid phase and a solid phase at normal temperature) flowing into a filter and by the increase of heat when a cigarette is smoked.
  • the flavor-releasing component constituted of a pure flavorant combined (mixed) with dextrin mainly emits the flavor by water in the cigarette mainstream smoke flowing into the filter and by the increase of heat.
  • the amount of the flavor emitted from these flavor-releasing components is different for each puff when a cigarette is smoked.
  • a cigarette provided with a filter including a plurality of different flavor-releasing components when the cigarette is smoked, it is possible to taste a fragrance inhaling taste of the cigarette itself and a blend of flavors of heterogeneous flavorants having different amount for each puff.
  • the method disclosed in the Japanese Examined Patent Publication No. 63-38187 can be applied, for example. Namely, in a general cigarette filter manufacturing machine, for example, immediately before a process of wrapping an opened cellulose acetate fiber bundle with a filter wrapper and forming the wrapped fiber bundle into a rod, a guide and a mandrel guiding a yarn are installed at a predetermined position in the circumference direction of the cellulose acetate fiber bundle, and the yarn is passed through the guide and the mandrel, whereby the yarn can be inserted into the cellulose acetate fiber bundle. Obviously, the yarn is impregnated with the flavor-releasing component before being inserted into the cellulose acetate fiber bundle, as described above.
  • the flavorant carrier is constituted of a plurality of discrete yarns, and a plurality of flavor-releasing components can be respectively carried by different discrete yarns.
  • a filter for a cigarette according to the first aspect includes a filter body incorporating a plurality of flavor-releasing members constituted of one or more discrete yarns containing the flavor-releasing component, and although the flavorant of the filter is the same as the flavorant in one flavor-releasing member, the flavorant of the filter is different from the flavorant in the other one or more flavor-releasing members, and in this filter, the flavor-releasing behavior of one flavor-releasing member is different from the flavor-releasing behavior of the other one or more flavor-releasing members.
  • different yarns carrying different flavor-releasing components can be colored in colors different from each other.
  • the flavorant carrier is constituted of one or more discrete yarns, and each discrete yarn carries a plurality of flavor-releasing components containing a heterogeneous pure flavorant.
  • the discrete yarn is constituted of a plurality of filaments, a filament carries an flavor-releasing component, the other one or more filaments carry another flavor-releasing component, and these filaments are twisted together to form a yarn.
  • the flavor-releasing member is constituted of one or more discrete yarns carrying different flavor-releasing components.
  • the cigarette of the invention is provided with the filter of the invention at one end of a cigarette rod.
  • the cigarette rod is similar to a cigarette rod of a usual filter-tipped cigarette and is constituted of a rod of a tobacco filler such as a shredded tobacco and a cigarette wrapper wrapping an outer circumferential surface of a tobacco filler rod.
  • a filter is connected to the cigarette rod with a tip paper.
  • the length of the cigarette rod is usually 40 mm to 70 mm, and the diameter may be the same as the diameter of the filter, or, in order to further secure the connection to the filter with the tip paper using glue, the diameter may be slightly larger than the diameter of the filter (the maximum diameter is 0.5 mm).
  • FIG. 1 is an enlarged schematic perspective view showing an example of a filter according to the first aspect of the invention.
  • a filter 10 shown in FIG. 1 has a columnar filter body 110 constituted of a tow of a cellulose acetate fiber bound with a plasticizer such as triacetin.
  • the filter body 110 incorporates a plurality of flavor-releasing members extending in parallel to the central axis of the filter body 110 .
  • a plurality of flavor-releasing members is constituted of a plurality of discrete yarns carrying the flavor-releasing component containing a pure flavorant.
  • One of those flavor-releasing members contains a pure flavorant different from a pure flavorant contained in the other one or more flavor-releasing members.
  • FIG. 1 is an enlarged schematic perspective view showing an example of a filter according to the first aspect of the invention.
  • a filter 10 shown in FIG. 1 has a columnar filter body 110 constituted of a tow of a cellulose acetate fiber bound with a plasticizer such as triacetin.
  • the flavor-releasing member 121 is constituted of a cotton yarn 121 a carrying the flavor-releasing component constituted of a pure flavorant A
  • the flavor-releasing member 122 is constituted of a cotton yarn 122 a carrying the flavor-releasing component constituted of a pure flavorant B combined with cyclodextrin or a pure flavorant C combined with dextrin.
  • the pure flavorant A is a flavorant different from the pure flavorant B and/or the pure flavorant C.
  • the cotton yarns 121 a and 122 a can be colored in colors different from each other.
  • the outer circumferential surface of the filter body 110 is wrapped by a filter wrapper 130 to provide the filter 10 .
  • the filter 10 specifies a front end surface 10 a and a base end surface 10 b .
  • the front end surface 10 a can be abutted against a base end surface of the cigarette rod.
  • a filter region including the base end surface 10 b of the filter 10 is held by a smoker.
  • FIG. 2 is an enlarged schematic perspective view showing another example of a filter according to the first aspect of the invention.
  • a filter 20 shown in FIG. 2 has a structure similar to the structure of the filter 10 of FIG. 1 except that three flavor-releasing members 221 , 222 , and 223 are incorporated in the filter body 110 .
  • the flavor-releasing member 221 is constituted of a cotton yarn 221 a carrying the flavor-releasing component constituted of the pure flavorant A
  • the flavor-releasing member 222 is constituted of a cotton yarn 222 a carrying the flavor-releasing component constituted of the pure flavorant B combined with cyclodextrin
  • the flavor-releasing member 223 is constituted of a cotton yarn 223 a carrying the flavor-releasing component constituted of the pure flavorant C combined with dextrin.
  • the pure flavorant A, the pure flavorant B and the pure flavorant C are flavorants different from each other and accordingly emit different flavors.
  • the cotton yarns 221 a , 222 a , and 223 a can be colored in colors different from each other.
  • the cotton yarn 221 a may be colored in blue
  • the cotton yarn 222 a may be colored in yellow
  • the cotton yarn 223 a may be colored in pink.
  • FIG. 3 is an enlarged schematic view showing an example of a filter according to the second aspect of the invention.
  • a filter 30 shown in FIG. 3 has a structure similar to the structure of the filter 10 shown FIG. 1 except that instead of the flavor-releasing members 121 and 122 , a flavor-releasing member 310 constituted of a yarn 310 a carrying a plurality of flavor-releasing components is incorporated in the filter body 110 .
  • the yarn 310 a carrying a plurality of flavor-releasing components can be formed by, for example, twisting together a cotton filament carrying the flavor-releasing component constituted of the pure flavorant A, a cotton filament carrying the flavor-releasing component constituted of the pure flavorant B combined with cyclodextrin, and a cotton filament carrying the flavor-releasing component constituted of the pure flavorant C combined with dextrin.
  • the pure flavorant A, the pure flavorant B, and the pure flavorant C may be flavorants different from each other, and these pure flavorants accordingly emit different flavors.
  • Two or more the flavor-releasing member 310 can be inserted through the filter body 110 .
  • FIG. 4 is an enlarged schematic perspective view showing an example of a filter-tipped cigarette according to the invention.
  • a filter-tipped cigarette 40 shown in FIG. 4 is provided with a cigarette rod 410 having a front end 410 a and a base end 410 b constituting an ignition end and a filter 420 having a front end 420 a and a base end 420 b .
  • the base end 410 b of the cigarette rod and the front end 420 a of the filter are abutted against each other, whereby the cigarette rod 410 and the filter 420 are connected by a tip paper 430 .
  • the cigarette rod 410 is constituted of a rod 411 of the tobacco filler described above and a cigarette wrapper 412 wrapping an outer circumferential surface of the tobacco filler rod 411 .
  • a filter 420 is constituted of a filter of the invention.
  • the filter 420 can be constituted of the filter 10 shown in FIG. 1 , the filter 20 shown in FIG. 2 , or the filter 30 shown in FIG. 3 .
  • FIG. 5 is a graph for explaining a change for each puff of an amount (delivery amount) of a flavorant fed from the filter 420 in the cigarette mainstream smoke passing through the filter 420 when the cigarette of FIG. 4 provided with the filter 20 of FIG. 2 as the filter 420 is smoked.
  • the main body 110 of the filter 20 incorporates an flavor-releasing member (flavor-releasing member A) constituted of the cotton yarn 221 a carrying the flavor-releasing component constituted of the pure flavorant A, an flavor-releasing member (flavor-releasing member B) constituted of the cotton yarn 222 a carrying the flavor-releasing component constituted of the pure flavorant B combined with cyclodextrin, and the flavor-releasing member (flavor-releasing member C) constituted of the cotton yarn 223 a carrying the flavor-releasing component constituted of the pure flavorant C combined with dextrin, and the pure flavorant A, the pure flavorant B, and the pure flavorant C are different from each other.
  • an flavor-releasing member constituted of the cotton yarn 221 a carrying the flavor-releasing component constituted of the pure flavorant A
  • an flavor-releasing member (flavor-releasing member B) constituted of the cotton yarn 222 a carrying the flavor-releasing component constituted of the pure flavorant B combined with cyclodextrin
  • the amount of the flavorant fed into the cigarette mainstream smoke from the flavor-releasing member A gradually increases substantially linearly for each puff (curve a).
  • the amount of the flavorant fed into the cigarette mainstream smoke from the flavor-releasing member B is larger than that in the flavor-releasing member A from an initial stage to an intermediate stage of puff, the amount then gradually decreases, and the delivery amount of the flavorant is smaller than that of the flavor-releasing member A in a late stage of puff (curve b).
  • the amount of the flavorant fed into the cigarette mainstream smoke from the flavor-releasing member C is very small from the puff initial stage to the intermediate state, the flavorant amount rapidly increases in the puff late stage and is larger than the flavorant delivery amounts from the flavor-releasing members A and B (curve c).
  • the smoker can taste not only a flavor of the cigarette itself but also a blend of flavors of heterogeneous flavorants having different amounts for each puff.
  • a filter having a structure shown in FIG. 1 was produced, and the filter was connected to a cigarette rod to produce a filter-tipped cigarette, and, thus, to provide the cigarette to sensory evaluation.
  • Both the flavorant emitting member manufacturing apparatuses and the filter manufacturing machine were driven, and a desired filter long body was produced.
  • a fineness was 2.5 denier
  • a total fineness was 35000 denier
  • the cross-sectional shape of each fiber was a Y shape.
  • the air permeability was a 10000 cholester unit (CU)
  • the basis weight was 24.0 g/m 2
  • the width was 26.5 mm.
  • the obtained filter long body had a circumference of 24.5 mm and a length of 100 mm.
  • a filter-tipped cigarette was manufactured by a normal cigarette hoisting machine.
  • the filter long body was divided into four portions, and a length of 25 mm per one cigarette was butted against the cigarette rod.
  • the circumferential length was 24.5 mm, and the length was 84 mm.
  • Sense of menthol seven expert evaluators of the company of the applicant who were professionally trained in the fragrance inhaling taste evaluation of a cigarette and were put in charge of evaluating the fragrance inhaling taste and developing the fragrance inhaling taste scored sensory score by the following standards, and an average value was calculated.
  • the sensory score of the sense of menthol of the cigarette product showing the strongest sense of menthol was set to 2.0 points (reference point), and the sensory score of the sense of menthol of the cigarette product having no sense of menthol was set to 1.0 point (reference point).
  • the evaluation point of the cigarette manufactured in the example 1 relative to both the reference points was scored at steps of 0.1 point.
  • Sense of sweet the above seven expert evaluators scored the sensory score by the following standards, and the average value was calculated.
  • the sensory score of the sense of sweet of the cigarette product showing the strongest sense of sweet was set to 2.0 points (reference point), and the sensory score of the sense of sweet of the cigarette product having the weakest sense of sweet was set to 1.0 point (reference point).
  • the evaluation point of the cigarette manufactured in the example 1 relative to both the reference points was scored at steps of 0.1 point.
  • Table 1 The results shown in Table 1 are shown as a graph in FIG. 6 .
  • a line segment a shows the results of the sense of sweet
  • a line segment b shows the results of the sense of menthol.
  • menthol which is not clathrated in cyclodextrin transfers from cotton yarn to other portions (shredded cigarette, cellulose acetate fiber, and so on) during the storage and is distributed in the cigarette in a state of being close to an equilibrium state.
  • the delivery of menthol to the cigarette mainstream smoke is similar to a behavior for each puff of tar in the cigarette mainstream smoke.
  • the sweet flavorant ethyl butyrate
  • the sweet flavorant clathrated in cyclodextrin stays in the cotton yarn during the storage, and from the moment the mainstream smoke is passed in the filter by smoking, the sweet flavorant is emitted strongly depending on the amount of the passed mainstream smoke; therefore, the sense of sweet is strongly expressed in the early part of smoking in comparison with menthol which is not clathrated in cyclodextrin.
  • an L-menthol-containing dextrin powder was produced as follows.
  • sucrose fatty acid ester (“Ryoto Sugar Ester S-1170” manufactured by Mitsubishi-Kagaku Foods Corporation) was added to 59 parts by weight of purified water, and the mixture was stirred at 60° C. for 10 minutes.
  • 40 parts by weight of dextrin (produced by Sanwa Starch Co., Ltd., “Sandec #185”) was added to the prepared solution, and the mixture was stirred for 30 minutes. While the prepared solution was kept at 50 to 60° C., 13.67 parts by weight of L-menthol was added and dissolved. The prepared solution was emulsified at 12000 rpm for 10 minutes by a TK homomixer to produce a spray solution.
  • a flavorant emitting member manufacturing apparatus constituted of cheese of bleached cotton yarn of 20/16 in the English count, a flavorant tank, a flavorant feeding pump, a flavorant applicator, and so on was provided to be mounted to a normal filter manufacturing machine, and a polypropen solution of L-menthol (concentration of 70%) or the L-menthol-containing dextrin powder dispersed in polypropylene glycol was put in the flavorant bath of the flavorant emitting member manufacturing apparatus.
  • the flavorant emitting member manufacturing apparatus and the filter manufacturing machine were driven, and a desired filter long body was produced.
  • the fineness was 3.5 denier
  • the total fineness was 35000 denier
  • the cross-sectional shape of each, fiber was a Y shape.
  • the filter wrapper used in the example 1 was used.
  • the obtained filter long body had a circumference of 24.5 mm and a length of 100 mm. A cotton yarn carrying a flavorant was inserted through the center of the filter long body.
  • Two kinds of filter-tipped cigarette samples A and B were produced as in the example 1 except for using the obtained filter long body.
  • the filter-tipped cigarette sample A contained L-menthol (additive amount: 11.5 g per a filter length of 25 mm) not contained in dextrin
  • the filter-tipped cigarette sample B contained L-menthol (additive amount: 10.0 g per a filter length of 25 mm) contained in the above dextrin powder.
  • the ventilation resistances of both the filters were the same.
  • the obtained filter-tipped cigarette samples A and B were stored for one month as in the example 1, and then the amount of menthol in the mainstream smoke for each puff was measured as follows.
  • Table 2 The results shown in Table 2 are shown as a graph in FIG. 7 .
  • a line segment a shows the results of the sample A
  • a line segment b shows the results of the sample B.
  • the menthol amount in the mainstream smoke that is, the strength of the sense of menthol is significantly different between them.
  • the sample B since menthol is contained in (carried by) dextrin, menthol is emitted from dextrin by water in the mainstream smoke passing through a filter, and therefore, the menthol amount in the mainstream smoke significantly increases in the seventh puff. It is considered that this phenomenon is caused by the fact that accumulation of water up to the sixth puff and relative reduction of dilution of the mainstream smoke according to a cigarette wrapper having an air permeability due to that a combustion portion approaches the filter increase the water temperature in the mainstream smoke passing through the filter.

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  • Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
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  • Materials Engineering (AREA)
  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)
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Applications Claiming Priority (3)

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JP2011021789 2011-02-03
JP2011-021789 2011-02-03
PCT/JP2012/051839 WO2012105453A1 (ja) 2011-02-03 2012-01-27 シガレット用フィルタおよびフィルタ付きシガレット

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EP (1) EP2671461A4 (ja)
JP (1) JP5453553B2 (ja)
CN (1) CN103458718B (ja)
TW (1) TW201236588A (ja)
WO (1) WO2012105453A1 (ja)

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US10368581B2 (en) 2016-03-11 2019-08-06 Altria Client Services Llc Multiple dispersion generator e-vaping device
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CN103458718B (zh) 2015-03-25
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CN103458718A (zh) 2013-12-18
TW201236588A (en) 2012-09-16
JPWO2012105453A1 (ja) 2014-07-03
JP5453553B2 (ja) 2014-03-26
RU2013140541A (ru) 2015-03-10
EP2671461A4 (en) 2017-03-15

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