CN105495685A - Multi-component filter for smoking article and smoking article - Google Patents

Multi-component filter for smoking article and smoking article Download PDF

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Publication number
CN105495685A
CN105495685A CN201510956284.6A CN201510956284A CN105495685A CN 105495685 A CN105495685 A CN 105495685A CN 201510956284 A CN201510956284 A CN 201510956284A CN 105495685 A CN105495685 A CN 105495685A
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CN
China
Prior art keywords
filter
component filter
flavor
end portion
releasing segment
Prior art date
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Pending
Application number
CN201510956284.6A
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Chinese (zh)
Inventor
C·贝索
Y·若尔迪尔
C·屈尔施泰纳
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Philip Morris Products SA
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Philip Morris Products SA
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Application filed by Philip Morris Products SA filed Critical Philip Morris Products SA
Publication of CN105495685A publication Critical patent/CN105495685A/en
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Classifications

    • AHUMAN NECESSITIES
    • A24TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24DCIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D3/00Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
    • A24D3/04Tobacco smoke filters characterised by their shape or structure
    • A24D3/048Tobacco smoke filters characterised by their shape or structure containing additives
    • AHUMAN NECESSITIES
    • A24TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24BMANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
    • A24B15/00Chemical features or treatment of tobacco; Tobacco substitutes, e.g. in liquid form
    • A24B15/18Treatment of tobacco products or tobacco substitutes
    • A24B15/28Treatment of tobacco products or tobacco substitutes by chemical substances
    • A24B15/30Treatment of tobacco products or tobacco substitutes by chemical substances by organic substances
    • A24B15/302Treatment of tobacco products or tobacco substitutes by chemical substances by organic substances by natural substances obtained from animals or plants
    • A24B15/303Plant extracts other than tobacco
    • AHUMAN NECESSITIES
    • A24TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24DCIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D1/00Cigars; Cigarettes
    • A24D1/002Cigars; Cigarettes with additives, e.g. for flavouring
    • AHUMAN NECESSITIES
    • A24TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24DCIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D3/00Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
    • A24D3/02Manufacture of tobacco smoke filters
    • A24D3/0204Preliminary operations before the filter rod forming process, e.g. crimping, blooming
    • A24D3/0212Applying additives to filter materials
    • A24D3/022Applying additives to filter materials with liquid additives, e.g. application of plasticisers
    • AHUMAN NECESSITIES
    • A24TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24DCIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D3/00Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
    • A24D3/06Use of materials for tobacco smoke filters
    • AHUMAN NECESSITIES
    • A24TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24DCIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D3/00Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
    • A24D3/06Use of materials for tobacco smoke filters
    • A24D3/061Use of materials for tobacco smoke filters containing additives entrapped within capsules, sponge-like material or the like, for further release upon smoking
    • AHUMAN NECESSITIES
    • A24TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24DCIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D3/00Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
    • A24D3/06Use of materials for tobacco smoke filters
    • A24D3/062Use of materials for tobacco smoke filters characterised by structural features
    • A24D3/063Use of materials for tobacco smoke filters characterised by structural features of the fibers
    • AHUMAN NECESSITIES
    • A24TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24DCIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D3/00Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
    • A24D3/06Use of materials for tobacco smoke filters
    • A24D3/14Use of materials for tobacco smoke filters of organic materials as additive

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Agronomy & Crop Science (AREA)
  • Botany (AREA)
  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)

Abstract

Disclosed are a multi-component filter for a smoking article and the smoking article. The multi-component filter comprises: a mouth end segment (12); and a flavour release segment (14) upstream of the mouth end segment (12). The flavour release segment (14) comprises non-tobacco plant leaves and glycerol triacetate. The multi-component filter (4) preferably further comprises a rod end segment (32) comprising filtration material upstream of the flavour release segment. Preferably, one or both of the mouth end segment (12) and the rod end segment (32) comprises at least one liquid flavourant. The rod end segment (32) may include a sorbent. The smoking article comprises a coated smokable material strip (2) and the multi-component filter (4). The multi-component filter is connected to the mokable material strip (2) through tipping paper (6).

Description

For multi-component filter and the smoking article of smoking article
This divisional application is 200880100773.X based on application number, and the applying date is on August 14th, 2008, and denomination of invention is the divisional application of the Chinese patent application of " multi-component filter for smoking article ".The National Phase in China of this Chinese patent application to be international application no be international application of PCT/IB2008/002887.
Technical field
The present invention relates to the multi-component filter for smoking article, and relate to the smoking article comprising such multi-component filter.
Background technology
Cigarette with filter tip generally include by cigarette paper around tobacco rod and to aim at end-to-end relation with the tobacco rod of parcel and be connected to the Cylindrical filter mouth of described tobacco rod by tipping paper.The passage of circumference punch format is arranged on along certain position filter-tip usually, to be mixed with surrounding air by the main flume produced in the tobacco rod combustion process of parcel.
In traditional cigarette with filter tip, filter tip generally includes the cellulose acetate tow rod wrapped up with porous, shaped paper (plugwrap).But the also known cigarette with filter tip with multi-component filter, described multi-component filter comprises two or more filtering material part, for removing particulate and the gaseous component of main flume.In order to strengthen the fragrance of main flume, knownly provide the filter-tip cigarette with filter tip having and comprise spices.Especially, the spices comprising vegetable material form is proposed, such as, from the leaf of one or more fragrant plants, seed or root.In a known example, the cigarette with filter tip with multi-component filter is proposed, described multi-component filter has the flavor-releasing segment containing vegetable material mixture, and described vegetable material comprises the peppermint leaf of Radix Glycyrrhizae vegetable material, race and chopping.
Expect to provide a kind of multi-component filter for smoking article, it in use provides the fragrance of improvement to strengthen, especially, its main flume by consumer by filter tip from can smoking material bar aspirate time, provide improvement to main flume release peppermint and the situation of menthol flavor.And expect to provide a kind of multi-component filter for smoking article, it comprises and makes the minimized flavor-releasing segment of loss of aroma in storing process.
Summary of the invention
The invention provides a kind of multi-component filter for smoking article, described multi-component filter comprises: mouth end portion; With the flavor-releasing segment being positioned at described mouth end portion upstream, wherein, described flavor-releasing segment comprises non-tobacco herbaceous plant leaf and the glyceryl triacetate of fragrance.
Preferably, the non-tobacco herbaceous plant leaf of described fragrance comprises peppermint leaf.
Preferably, described flavor-releasing segment comprises cellulose acetate tow rod, and the non-tobacco herbaceous plant leaf of described fragrance is distributed in described cellulose acetate tow rod.
Preferably, the amount of the glyceryl triacetate in described flavor-releasing segment is up to 5% of cellulose acetate tow weight.
Preferably, described multi-component filter also comprises the second flavor-releasing segment between described mouth end portion and described flavor-releasing segment.
Preferably, wherein, described mouth end portion comprises at least one liquid spice.
Present invention also offers a kind of smoking article, described smoking article comprises: wrapped can smoking material bar; With above-mentioned multi-component filter, described multi-component filter can smoking material bar described in tipping paper is connected to.
Preferably, the mouth end of described multi-component filter is divided into hollow tube or recess.
According to the present invention, a kind of multi-component filter for smoking article is provided, comprises: mouth end portion; With the flavor-releasing segment being positioned at described mouth end portion upstream, wherein, described flavor-releasing segment comprises leaves of plants and filter tip plasticizer.
According to the present invention, also provide a kind of smoking article, comprise parcel can smoking material bar and preferably by tipping paper be connected to described can smoking material bar according to multi-component filter of the present invention.Preferably, described smoking article is cigarette with filter tip.
In whole description, term " upstream " and " downstream " for each several part that describes multi-component filter of the present invention relative in use by multi-component filter from can the relative position in direction of main flume of smoking material bar suction.Such as, in filter tip of the present invention, flavor-releasing segment, in the upstream of mouth end portion, this means that first main flume is drawn through flavor-releasing segment, then by mouth end portion.
Term " filter tip plasticizer " refers to be suitable for any compound of the plasticizer done in traditional fibre cigarette filter stick.In traditional fibre filter stick, the effect of filter tip plasticizer is bonded together by the fiber of filter stick, to increase the rigidity of filter stick, and therefore increases its crush resistance.Plasticizer is generally the solvent for fibrous material, and makes it be bonded to one another by softening fibre outer surface to work.Glyceryl triacetate is typically used as the filter tip plasticizer for cellulose acetate tow.
Preferably, be glyceryl triacetate for the filter tip plasticizer in the present invention.
Term " leaves of plants " is for representing the material of the leaf comprising plant, and the leaf of described plant is preferably cut off or chopping forms microparticle material.
Flavor-releasing segment can comprise any leaves of plants that can release flavour in the main flume aspirated by multi-component filter.Preferably, leaves of plants is non-tobacco leaves of plants.Flavor-releasing segment can comprise the leaf from one or more plants.In a preferred embodiment, provided from the fragrance of leaves of plants release by volatile compound, be such as contained in oil wherein, it volatilizees in smoking process.The main flume be rich in from the volatile oil of leaves of plants is flowed in consumer's mouth to downstream by the mouth end portion of multi-component filter.
Before smoking, volatile oil keeps being collected in leaves of plants.This advantageously guarantees to minimize in the loss of aroma deposited in process of multi-component filter according to the present invention and smoking article, and therefore makes the fragrance be discharged in smoking process in main flume maximize.
Preferably, the leaves of plants in flavor-releasing segment is shredded, cut off or otherwise reduce size.More preferably, the cutting width of leaves of plants is at about 0.25mm with about between 3mm.Most preferably, leaves of plants cutting width is at about 1mm with about between 2mm.
Preferably, leaves of plants is dried to moisture about 8% with about between 10%.
Preferably, the leaves of plants in flavor-releasing segment comprises herbaceous plant leaf.
Term " herbaceous plant leaf " is for representing from herbal leaf." herbaceous plant ", for not having the fragrant plant of woody tissue, its leaf is used for medical treatment, culinary art or aromatic purposes, and can release flavour in the main flume aspirated by multi-component filter.Flavor-releasing segment can comprise herbaceous plant leaf that is perennial from one or more or annual herb plant.Such as, flavor-releasing segment can comprise from following herbal herbaceous plant leaf, and described herbaceous plant includes but not limited to peppermint, balm, Chinese cassia tree sweet basil (basilcinnamon), Lemon Basil, chives, coriander, sweet basil, lavender, vanilla, tea, thyme and caraway (carvi).
In particularly preferred embodiment of the present invention, the leaves of plants in flavor-releasing segment comprises peppermint leaf.Preferably, the oil content of peppermint leaf is at least about 0.6% percentage by weight.Comprise peppermint leaf at the flavor-releasing segment of multi-component filter according to the present invention and advantageously provide the mode of peppermint and menthol flavor being given the improvement of the main flume of smoking article.Compared with traditional menthol cigarette, the smoking article with the multi-component filter comprising peppermint leaf according to the present invention advantageously provides peppermint and the menthol flavor of enhancing.
In particularly preferred embodiment of the present invention, the leaves of plants in flavor-releasing segment is peppermint leaf, and filter tip plasticizer is glyceryl triacetate.Be surprisingly found out that, comprise peppermint leaf and glyceryl triacetate at the flavor-releasing segment of the multi-component filter of smoking article according to the present invention and advantageously enhance peppermint by providing from the menthol of peppermint leaf and the release of other volatile oil and menthol flavor.This is such as illustrated by the result of display in table 1 below.
Table 1 shows the amount being discharged into the specific perfume compound in main flume according to the peppermint leaf in the flavor-releasing segment of cigarette with filter tip of the present invention (sample 1 and 3) from having the general structure shown Fig. 1.Flavor-releasing segment comprises the cellulose acetate tow rod being wherein distributed with peppermint leaf and glyceryl triacetate.Table 1 also show from there is structure identical with 3 with sample 1 but wherein flavor-releasing segment containing glyceryl triacetate and the amount of perfume compound that discharges of peppermint leaf the flavor-releasing segment of not according to cigarette with filter tip of the present invention (sample 2 and 4).Each sample contains 40mg peppermint leaf.Do not measure all compounds from the release of peppermint leaf.
Each in sample is aspirated at iso conditions, and the flue gas extract obtained uses GC-MS single ion monitoring method to analyze, to determine the level of volatile compounds in flue gas.Carry out the full scan analysis of sweep limits from 30 to 400m/z (anion quality and charge ratios).
As from table 1 see, with be not according to wherein flavor-releasing segment of the present invention containing glyceryl triacetate cigarette with filter tip compared with, according to the combination of glyceryl triacetate and peppermint leaf in the flavor-releasing segment of cigarette with filter tip of the present invention cause in smoking process from peppermint leaf be discharged into the perfume compound main flume level increase.
Table 1
Sample 1 Sample 2 Sample 3 Sample 4
Tar, mg/ props up cigarette 1 1 6 6
The glyceryl triacetate content of flavor-releasing segment, % 5 0 5 0
Be discharged into the amount of the menthol in main flume in smoking process, μ g/ props up cigarette 0.70 0.25 3.63 1.79
Be discharged into the amount of the menthones in main flume in smoking process, μ g/ props up cigarette 0.45 0.36 1.19 0.87
Be discharged into the amount of the menthyl acetate in main flume in smoking process, μ g/ props up cigarette nd nd 0.187 0.052
Be discharged into the amount of the neomenthol in main flume in smoking process, μ g/ props up cigarette 0.050 0.018 0.254 0.124
Be discharged into the amount of the australene in main flume in smoking process, μ g/ props up cigarette nd nd 0.032 0.030
Be discharged into the amount of the nopinene in main flume in smoking process, μ g/ props up cigarette nd nd 0.050 0.049
(nd=does not measure)
To comprise in the smoking process according to the smoking article of multi-component filter of the present invention (in described multi-component filter, filter tip plasticizer is glyceryl triacetate), acetic acid and glycerine are released in filter-tip flavor-releasing segment as the hydrolysate of glyceryl triacetate.Therefore, as shown in by the result below as shown in table 2, it is not according to smoking article of the present invention that the level being discharged into the acetic acid in filter tip in smoking process is significantly higher than.Table 2 provides according to size and the characteristic with the cigarette with filter tip (sample 5) of the general structure shown in Fig. 1 of the present invention.The mouth end portion of cigarette with filter tip comprises cellulose acetate tow rod, and flavor-releasing segment comprises peppermint leaf and glyceryl triacetate and is distributed in cellulose acetate tow rod wherein.Table 2 gives has structure identical with sample 5 but wherein flavor-releasing segment is not size according to cigarette with filter tip of the present invention (sample 6) and characteristic containing glyceryl triacetate.
As appreciable from table 2, not according to compared with cigarette with filter tip of the present invention (sample 6) with wherein only mouth end portion contains glyceryl triacetate, cause the acetic acid level be discharged in filter tip to significantly improve according to the combination of glyceryl triacetate and peppermint leaf in the flavor-releasing segment of the multi-component filter of cigarette with filter tip of the present invention.
Table 2
Sample 5 Sample 6
Tar, mg/ props up cigarette 6.1 6.2
Total RTD, mm water column 9.3 9.2
Gas permeability, % 35 36
Cigarette length, mm 84.0 84.0
The length of mouth end portion, mm 15.0 15.0
The length of flavor-releasing segment, mm 12.0 12.0
Filter tip RTD, mm water column 92.7 91.2
The glyceryl triacetate content of mouth end portion, % 7.0 7.0
The glyceryl triacetate content of flavor-releasing segment, % 5.0 0.0
Peppermint leaf content, mg 40.0 40.0
Acetic acid concentration, ppm (based on cigarette weight=920mg) 221 57
Preferably, according to the overall length of smoking article of the present invention at about 70mm with about between 128mm, more preferably 84mm is about.
Preferably, according to the external diameter of multi-component filter of the present invention and smoking article about between 5mm and 8.5mm, be more preferably about 7.9mm.
Preferably, according to the overall length of multi-component filter of the present invention at about 18mm with about between 36mm, be more preferably about 27mm.
Preferably, according to the length of each unitary part of multi-component filter of the present invention at about 5mm with about between 22mm.
In certain embodiments, in smoking process, can advantageously prevent leaves of plants from arriving the mouth of consumer from flavor-releasing segment according to the mouth end portion of multi-component filter of the present invention.Preferably, mouth end portion comprises filtering material.More preferably, mouth end portion comprises essentially no particulate phase filter efficiency or the low-down filtering material of particulate phase filter efficiency.Mouth end portion such as can comprise cellulosic material, the suitable fiber filter material of such as cellulose acetate tow or other low filter efficiencies.
When mouth end portion comprises filtering material, the length of mouth end portion preferably at about 3mm with about between 12mm, more preferably at about 6mm with about between 8mm.
The bar end portion being positioned at flavor-releasing segment upstream also can be comprised according to multi-component filter of the present invention.Preferably, bar end portion comprises fiber filter material.Bar end portion such as can comprise cellulosic material, such as cellulose acetate tow, or other suitable fiber filter material, such as paper.Comprise the bar end portion be made up of filtering material and advantageously provide additional filter efficiency.
Alternatively or additionally, bar end portion can comprise at least one adsorbent, described adsorbent can remove at least one gas phase composition from the main flume aspirated by filter tip.Preferably, described at least one adsorbent is selected from the group comprising active carbon, activated aluminum, zeolite, sepiolite, molecular sieve and silica gel.
Bar end portion can comprise one or more spices, preferably includes one or more liquid spices, to strengthen in smoking process the fragrance discharged to consumer further.
Such as, bar end portion can comprise plug of filtration material, and described plug of filtration material comprises one or more silk using liquid spice dipping.It is described that one or more can by cellulose acetate yarn, artificial silk, cotton thread or any other can absorb or adsorb the hydrophilic fabric of liquid spice or non-woven material is made.Described silk can be colored, such as, for indicating the type of the spices that impregnated in wherein.If arranged more than a rhizoid, then described silk can have identical or different color, and can use identical or different liquid spice dipping.Preferably, the diameter of described silk is at about 0.6mm with about between 2.0mm, and more preferably diameter is about 0.8mm.U.S. Patent No. 4,281,671 and 7,074, describe in 170 and be applicable to according to carrying the filter stick of silk of spices and the method and apparatus for the preparation of such filter stick comprising in the bar end portion of multi-component filter of the present invention, described filter stick and U.S. Virginia can be derived from for the preparation of the method and apparatus of such filter stick, the AmericanFiltrona company of Richmond.
Alternatively, bar end portion can comprise the microballon (bead) of multiple use liquid spice dipping.Described microballon can be formed by the fibrous material such as using polyvinyl acetate adhesive to bond, or is formed by the tobacco powder using microcrystalline cellulose to bond.To be applicable to according to the microballon in the bar end portion of multi-component filter of the present invention by the RengoCo.Ltd. of Japan with trade mark manufacture and sell.Described by also having in Japanese patent application No.10182842 for the preparation of the method and apparatus of such microballon.Described microballon can have identical or different diameter and color.The color of microballon such as can indicate the type of its impregnated spices.Preferably, described bead diameter is at about 0.2mm with about between 2mm.
Can comprise one or more fragrance components for the liquid spice in the bar end portion of multi-component filter according to the present invention, to form certain flavor type, and described liquid spice can be natural extract, synthetic perfume or its combination.Can be included in and include, but are not limited to menthol, peppermint, spearmint, coffee, tea, condiment (such as Chinese cassia tree, cloves and ginger), cocoa, vanilla and fruit flavor according to the liquid spice in the bar end portion of multi-component filter of the present invention and flavor type.Leaves of plants in flavor-releasing segment of the present invention is in the preferred embodiment of peppermint leaf, and the bar end portion of described multi-component filter preferably includes liquid menthol flavor.In such embodiments, there is provided menthol flavor advantageously to strengthen in smoking process fragrance in the main flume being discharged into and being aspirated by filter tip in bar end portion, and enhance and to be discharged into menthol in main flume and mint flavored in downstream by the peppermint leaf in flavor-releasing segment.
Mouth end portion can comprise at least one spices, those spices for bar end portion such as described above.Preferably, if provide spices, then mouth end portion comprises one or more silk using liquid spice dipping.
The mouth end portion comprising at least one spices or the bar end portion comprising at least one spices can be comprised according to multi-component filter of the present invention, or comprise the mouth end portion of at least one spices and comprise the bar end portion of at least one spices.When mouth end portion and bar end portion comprise at least one spices, at least one spices in described mouth end portion can be identical or different with at least one spices in described bar end portion.
In use, when by multi-component filter from can smoking material bar mainstream smoke drawn time, fragrance is discharged in main flume from the leaves of plants described flavor-releasing segment.Be arranged in the embodiment in bar end portion at wherein at least one spices of the present invention, also as mentioned before at flavor-releasing segment upstream release fragrance.Alternately or be additionally arranged in the embodiment in mouth end portion at wherein at least one spices of the present invention, also at flavor-releasing segment downstream release fragrance.Therefore can two or three fragrance be provided to strengthen to the main flume aspirated by filter tip in smoking process according to multi-component filter of the present invention.
Multi-component filter according to the present invention comprises the independent continuous strip preparation of multiple unit of the various piece of multi-component filter by being formed, then in a known way in one or more steps in conjunction with these independent bars, to form the continuous filtration mouth bar of the multiple unit comprising multi-component filter.Then continuous filtration mouth bar can equidistantly be cut by cutting mechanism, with produce series of discrete according to multi-component filter of the present invention.
Preferably, smoking article according to the present invention comprises the tobacco rod of parcel.
Preferably, what smoking article according to the present invention had that the upper limit reaches about 10mg always goes nicotine dry granular phases (NFDPM) or " tar " burst size.More preferably, " releasing content of coke tar " between 1mg and 10mg, and is more preferably about 6mg.
Can be packaged in box according to smoking article of the present invention, such as, be packaged in liner and apply in the flexible package of one or more spices or in hinge-lid pack.
In a first aspect of the present invention, the leaves of plants in flavor-releasing segment is distributed in whole fiber filter material rod, is preferably distributed in whole cellulose acetate tow rod.Filter tip plasticizer preferably before leaves of plants is applied to filtering material by the fiber that is ejected into separation is applied to fiber filter material in a conventional manner.
Preferably, leaves of plants is substantially equably along fiber filter material rod distribution of lengths.For diameter at about 7.5mm and the multi-component filter about between 7.8mm, in flavor-releasing segment, the charge weight of peppermint leaf is preferably between about 1mg and about 4mg every millimeter flavor-releasing segment.
The amount of filter tip plasticizer between 1% and 9% of fiber filter material rod weight, can be preferably 5% or less of fiber filter material rod weight.If glyceryl triacetate is used as filter tip plasticizer, then the amount of glyceryl triacetate is preferably about 5% of cellulose acetate tow or other fiber filter material weight.Have been found that the glyceryl triacetate of this level provides acceptable rigidity to the fiber filter material rod of flavor-releasing segment and do not hinder fragrance to discharge from peppermint leaf.It is significantly lower than the glyceryl triacetate amount in traditional cellulose acetate tow filter stick, and the glyceryl triacetate amount in traditional cellulose acetate tow filter stick is generally about 7% percentage by weight.
In smoking article according to a first aspect of the present invention, flavoring section length is preferably at about 5mm with about between 22mm, and more preferably length is at about 10mm with about between 15mm, and more preferably length is about 12mm.
In smoking article according to a first aspect of the present invention, mouth end portion can comprise hollow tube or recess.Described hollow tube or recess can be connected to can be formed and formed according to during smoking article of the present invention by smoking material bar by such as tipping paper at multi-component filter.In such smoking article, the downstream of flavor-releasing segment described multi-component filter mouth end portion by hollow tube or recess visible, permission consumer sees the leaves of plants be distributed in fiber filter material rod.When mouth end portion comprises hollow tube or recess, the length of mouth end portion is preferably at about 3mm with about between 4mm.
In a second aspect of the present invention, flavor-releasing segment comprises the leaves of plants rod utilizing filter tip plasticizer to apply, and described leaves of plants is preferably the leaves of plants of compression.Described leaves of plants rod does not preferably comprise any other material.Described filter tip plasticizer can be applied to leaves of plants before or after clavate becomes.
The amount of filter tip plasticizer preferably leaves of plants weight about 0.5% and about between 1.5%.If flavor-releasing segment comprise utilize glyceryl triacetate to apply peppermint leaf rod, then the amount of glyceryl triacetate preferably peppermint leaf weight about 0.5% and about between 1.5%.In such smoking article, come owing to only needing glyceryl triacetate to strengthen for fragrance instead of for the sclerosis of filter stick, therefore need to be distributed in much lower glyceryl triacetate level required in the smoking article in fiber filter material rod than wherein peppermint leaf.
In smoking article according to a second aspect of the present invention, mouth end portion preferably includes fiber filter material, loses to prevent peppermint leafage filter tip.
In smoking article according to a second aspect of the present invention, flavor-releasing segment length is preferably at about 3mm with about between 12mm.
In a third aspect of the present invention, also comprise the second flavor-releasing segment between aforesaid mouth end portion and flavor-releasing segment according to multi-component filter of the present invention.Comprise the second flavor-releasing segment and further enhancing in smoking process the fragrance discharged to consumer.
Preferably, the second flavor-releasing segment comprises tobacco leaf.Tobacco leaf can shred, cut off or otherwise reduce size.Preferably, cut by tobacco leaf very thin, more preferably, the cut-out width of tobacco leaf is about 0.4mm.
Preferably, the tobacco leaf in the second flavor-releasing segment is dry.Preferably, the moisture of tobacco leaf is about 15% or less percentage by weight.
Preferably, the length of the second flavor-releasing segment at about 6mm with about between 12mm, more preferably at about 6mm with about between 10mm.
Second flavor-releasing segment can comprise the outer field tobacco leaf being coated with and being such as made up of sugar or NMF.
Accompanying drawing explanation
Below will further describe the present invention, in accompanying drawing by means of only example with reference to accompanying drawing:
Fig. 1 shows the side view of three kinds of cigarettes with filter tip of the multi-component filter of first, second, and third embodiment comprised respectively according to a first aspect of the present invention to 3;
Fig. 4 shows the schematic vertical sectional view of four kind cigarettes with filter tip of the multi-component filter of the four to the seven embodiment comprised respectively according to a first aspect of the present invention to 7;
Fig. 8 shows the side view of the cigarette with filter tip of the multi-component filter of the embodiment comprised according to a second aspect of the present invention; And
Fig. 9 shows the side view of the cigarette with filter tip of the multi-component filter of the embodiment comprised according to a third aspect of the present invention.
Detailed description of the invention
Cigarette with filter tip shown in Fig. 1 to 9 has several common parts, and these parts provide identical Reference numeral.In each side view, part is broken away the interior details that multi-component filter is shown.
Each cigarette with filter tip generally includes the tobacco rod 2 of the parcel of elongate cylindrical shape, and described tobacco rod 2 one end is connected to axially aligned elongate cylindrical shape multi-component filter 4.Tobacco rod 2 and the multi-component filter 4 of parcel are combined in a conventional manner by tipping paper 6, and tipping paper 6 is around the overall length of the adjacent part of the tobacco rod 2 of multi-component filter and parcel.In order to make the main flume that produces in the combustion process of the tobacco rod 2 of parcel ventilate with surrounding air, multiple annular perforations 8 is passed tipping paper 6 and is arranged in certain position along multi-component filter 4.
Multi-component filter 4 according to the cigarette with filter tip 10 of the first embodiment of the invention shown in Fig. 1 comprises the two parts being in end-to-end syntople: mouth end portion 12, and it is away from the tobacco rod 2 of parcel; With flavor-releasing segment 14, it is positioned at the upstream of mouth end portion 12, and adjacent and adjacent with the tobacco rod 12 of parcel.Mouth end portion 12 comprises the cellulose acetate tow rod of the low filter efficiency using glyceryl triacetate plasticising.Flavor-releasing segment 14 comprises the cellulose acetate tow rod with peppercorn dried peppermint leaf, and described peppercorn dried peppermint leaf has the cut-out width between 1mm and 2mm, substantially spreads all over described rod distribution equably.Described cellulose acetate tow rod comprises the glyceryl triacetate plasticizer of 5% percentage by weight.
In an alternate embodiment (not shown) of the present invention, the mouth end portion 12 of the multi-component filter 4 shown in Fig. 1 is replaced by recess, and the essentially no filter efficiency of described recess, is formed by tipping paper 6.
The multi-component filter 4 of the cigarette with filter tip 20 shown in Fig. 2 has and structure similar with the multi-component filter 4 of above-described cigarette with filter tip 10 shown in Fig. 1.But the mouth end portion 12 of the cigarette with filter tip 20 shown in Fig. 2 also comprises the center staple 22 being loaded with menthol, it runs through cellulose acetate tow rod, be parallel to the longitudinal axis of cigarette with filter tip 20 extends vertically.
Cigarette with filter tip 30 shown in Fig. 3 has multi-component filter 4, and described multi-component filter 4 comprises three parts being in end-to-end syntople: mouth end portion 12, and it is away from tobacco rod 12; Flavor-releasing segment 14, it is positioned at the upstream of mouth end portion 12; With bar end portion 32, it is positioned at the upstream of flavor-releasing segment 14, and adjacent and adjacent with the tobacco rod 2 of parcel.Mouth end portion 12 and flavor-releasing segment 14 have and those the identical structures for the cigarette with filter tip 10 shown in Fig. 1 described above.
The cellulose acetate tow rod of by the time filtration efficiency during bar end portion 32 comprises, its in use Partial filtration go out the particulate phase component of main flume.
The multi-component filter 4 of the cigarette with filter tip 40 shown in Fig. 4 has and structure similar with the multi-component filter 4 of above-described cigarette with filter tip 30 shown in Fig. 3.But the mouth end portion 12 of the cigarette with filter tip 40 shown in Fig. 4 also comprises the center staple 22 being loaded with menthol, it runs through cellulose acetate tow rod, be parallel to the longitudinal axis of cigarette with filter tip 40 extends vertically.
The multi-component filter 4 of the cigarette with filter tip 50 shown in Fig. 5 also has and structure similar with the multi-component filter 4 of above-described cigarette with filter tip 30 shown in Fig. 3.But the bar end portion 32 of the multi-component filter 4 of the cigarette with filter tip 50 shown in Fig. 5 comprises the center staple 52 being loaded with menthol, it runs through cellulose acetate tow filter stick, be parallel to the longitudinal axis of cigarette with filter tip 50 extends vertically.
The multi-component filter 4 of the cigarette with filter tip 60 shown in Fig. 6 equally also has and structure similar with the multi-component filter 4 of above-described cigarette with filter tip 30 shown in Fig. 3.But, the bar end portion 32 of the multi-component filter 4 of the cigarette with filter tip 60 shown in Fig. 6 and mouth end portion 12 all comprise the center staple 22,52 being loaded with menthol, and they run through cellulose acetate tow rod, be parallel to the longitudinal axis of cigarette with filter tip 60 extends vertically.
In alternate embodiment (not shown) of the present invention, the bar end portion 32 of the multi-component filter of Fig. 4, the cigarette with filter tip 40,50,60 shown in 5 and 6 can also comprise at least one adsorbent, and described adsorbent can remove gas phase composition from the main flume aspirated by filter tip 4.Described at least one adsorbent is such as being arranged on active carbon, activated aluminum, zeolite or the sepiolite on cellulose acetate tow.
The multi-component filter 4 of the cigarette with filter tip 70 shown in Fig. 7 has and structure similar with the multi-component filter 4 of above-described cigarette with filter tip 50 shown in Fig. 5.But the bar end portion 32 of the multi-component filter 4 of the cigarette with filter tip 70 shown in Fig. 7 comprises and is loaded with the multiple of menthol replacement center staple 52.
In alternate embodiment (not shown) of the present invention, the mouth end portion 12 of the multi-component filter 4 of the cigarette with filter tip 30,40,50,60,70 shown in Fig. 3 to 7 is replaced by recess, the essentially no filter efficiency of described recess, is formed by tipping paper 6.
Cigarette with filter tip 80 shown in Fig. 8 has the similar multi-component filter 4 of the multi-component filter 4 of structure and the cigarette with filter tip shown in Fig. 3 to 6 30,40,50,60, it comprises three parts being in end-to-end syntople: mouth end portion 12, and it is away from tobacco rod 2; Flavor-releasing segment 14, it is positioned at mouth end portion upstream; With bar end portion 32, it is positioned at flavor-releasing segment 14 upstream, and adjacent and adjacent with the tobacco rod 2 of parcel.Mouth end portion 12 and bar end portion 14 have and those the identical structures for the cigarette with filter tip 30,40,50,60 shown in Fig. 3 to 6 described above.Flavor-releasing segment 14 comprises and fritters peppermint leaf rod, and it scribbles glyceryl triacetate, and through by compression, thus replaces the cellulose acetate tow with peppermint distribute throughout it excellent.The amount of glyceryl triacetate is between about between 0.5% and 1.5% of peppermint leaf weight.
It will be appreciated that mouth end portion 12 and the bar end portion 42 of the cigarette with filter tip 80 shown in Fig. 8 can comprise as previously described for the spices of the cigarette with filter tip 30,40,50,60 shown in Fig. 3 to 6.
Cigarette with filter tip 90 shown in Fig. 9 has multi-component filter 4, and it comprises four parts being in end-to-end relation: mouth end portion 12, and it is away from tobacco rod 2; First flavor-releasing segment 92, it is positioned at mouth end portion upstream; Second flavor-releasing segment 14, it is positioned at described first flavor-releasing segment upstream; With bar end portion 32, it is positioned at the second flavor-releasing segment 14 upstream, and adjacent and adjacent with the tobacco rod 2 of parcel.Mouth end portion 12, second flavor-releasing segment 14 and bar end portion 32 have and the mouth end portion for the cigarette with filter tip 30,40,50,60,70 shown in Fig. 3 to 7 described before, structure that flavor-releasing segment is identical with bar end portion.Second flavor-releasing segment 92 comprises the thin tobacco rod of closed packing.
In order to form the cigarette with filter tip 10,20,30,40,50,60,70,80,90 according to the embodiment of the present invention shown in Fig. 1 to 9, prepare multi-component filter 4, then use known cigarette with filter tip manufacturing equipment to be connected to the tobacco rod 2 of parcel by tipping paper, described tobacco rod 2 is prepared in a conventional manner.
In order to prepare each multi-component filter 4, preparation in a known way comprises the independent continuous strip of multiple unit of every a part of 12,14,32,92 of multi-component filter 4, is then combined to be formed the continuous filtration mouth bar of the multiple unit comprising multi-component filter 4.Then equidistantly continuous filtration mouth bar is cut, to produce the multi-component filter of series of discrete by cutting mechanism.

Claims (8)

1. the multi-component filter for smoking article (4), described multi-component filter comprises:
Mouth end portion (12); With
Be positioned at the flavor-releasing segment (14) of described mouth end portion (12) upstream,
Wherein, described flavor-releasing segment (14) comprises non-tobacco herbaceous plant leaf and the glyceryl triacetate of fragrance.
2. multi-component filter according to claim 1 (4), wherein, the non-tobacco herbaceous plant leaf of described fragrance comprises peppermint leaf.
3. multi-component filter according to claim 1 and 2 (4), wherein, described flavor-releasing segment (14) comprises cellulose acetate tow rod, and the non-tobacco herbaceous plant leaf of described fragrance is distributed in described cellulose acetate tow rod.
4. multi-component filter according to claim 3 (4), wherein, the amount of the glyceryl triacetate in described flavor-releasing segment (14) is up to 5% of cellulose acetate tow weight.
5., according to multi-component filter in any one of the preceding claims wherein (4), described multi-component filter also comprises the second flavor-releasing segment between described mouth end portion and described flavor-releasing segment.
6. according to multi-component filter in any one of the preceding claims wherein (4), wherein, described mouth end portion (12) comprises at least one liquid spice.
7. a smoking article (10,20,30,40,50,60,70,80), described smoking article comprises:
Wrapped can smoking material bar (2); With
According to multi-component filter in any one of the preceding claims wherein (4), described multi-component filter can smoking material bar (2) described in tipping paper (6) is connected to.
8. smoking article according to claim 7 (10,20,30,40,50,60,70,80), wherein, the mouth end portion (12) of described multi-component filter (4) is hollow tube or recess.
CN201510956284.6A 2007-08-17 2008-08-14 Multi-component filter for smoking article and smoking article Pending CN105495685A (en)

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CN200880100773A CN101790329A (en) 2007-08-17 2008-08-14 The multi-component filter that is used for smoking article

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CO6251217A2 (en) 2011-02-21
PL2175749T3 (en) 2012-11-30

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