CN102292001A - Cigarette - Google Patents
Cigarette Download PDFInfo
- Publication number
- CN102292001A CN102292001A CN2010800051450A CN201080005145A CN102292001A CN 102292001 A CN102292001 A CN 102292001A CN 2010800051450 A CN2010800051450 A CN 2010800051450A CN 201080005145 A CN201080005145 A CN 201080005145A CN 102292001 A CN102292001 A CN 102292001A
- Authority
- CN
- China
- Prior art keywords
- cigarette
- leaf silk
- tobacco
- stripped leaf
- salt
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
- A24B15/00—Chemical features or treatment of tobacco; Tobacco substitutes, e.g. in liquid form
- A24B15/18—Treatment of tobacco products or tobacco substitutes
- A24B15/28—Treatment of tobacco products or tobacco substitutes by chemical substances
-
- 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
- A24B15/24—Treatment of tobacco products or tobacco substitutes by extraction; Tobacco extracts
- A24B15/241—Extraction of specific substances
- A24B15/246—Polycyclic aromatic compounds
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Toxicology (AREA)
- Manufacture Of Tobacco Products (AREA)
- Cigarettes, Filters, And Manufacturing Of Filters (AREA)
Abstract
A cigarette is provided with a tobacco rod including a tobacco filler. The tobacco filler includes stemmed tobacco leaf shreds, and also includes a metal carboxylate salt selected from a metal lactate salt, a metal tartarate salt, a metal succinate salt, a metal 3-hydroxybutyrate salt, a metal acetate salt and a metal formate salt,in an amount of 0.5 to 6.0% by weight of the weight of the stemmed tobacco leaf shreds.
Description
Technical field
The present invention relates to a kind of cigarette, the amount of the benzo in the mainstream smoke that this cigarette produces when smoking [a] pyrene has obtained reduction.
Background technology
Benzo in the mainstream smoke that cigarette produces when smoking [a] pyrene is to remain the material that is removed or reduces.
Up to the present, having reported in a large number the technology about the amount that reduces benzo [a] pyrene in the cigarette mainstream smoke, wherein, is one of easy and practical technology by add the method that additive reduces benzo [a] pyrene in pipe tobacco.For example, disclose in No. 4055191, international open WO2004/110185, No. the 4248251st, United States Patent (USP) and the United States Patent (USP) by palladium metal or palladium salt are added to the method for the amount that reduces Ppolynuclear aromatic hydro carbons (PAHs or PCAHs) such as BaP in the cigarette mainstream smoke in the pipe tobacco as main interpolation material.
Yet palladium and platinum, metallographic are the noble metals of heavy price together, are disadvantageous with regard to the cost aspect therefore.In addition, known palladium is one of less noble metal of reserves, and there is wilderness demand because of having very high catalyst function in it in automobile, semiconductor industry etc., also is disadvantageous with regard to the supply and demand aspect therefore.
On the other hand, carboxylic metallic salt has been used to reduce the amount of the carbon monoxide in the cigarette mainstream smoke in the prior art.For example, in No. the 4489739th, United States Patent (USP),, disclose a kind of tobacco compositions, contained the alkali metal salt of carboxylic acid in the said composition with 6.5～20% amount in order to reduce the generation of carbon monoxide.In the TOHKEMY 2006-187260 communique, in order to reduce the amount of carbon monoxide in the cigarette mainstream smoke, the organic alkali metal salt of mixing specified quantitative in pipe tobacco and the method for inorganic alkaline metal salt are disclosed.
But, do not report as yet in the prior art that the relevant carboxy acid alkali of use slaine reduces the technology of the amount of benzo in the cigarette mainstream smoke [a] pyrene.
Summary of the invention
The problem that invention will solve
The object of the present invention is to provide a kind of cigarette, the amount of the benzo in the mainstream smoke that this cigarette produces when smoking [a] pyrene is reduced.
The method of dealing with problems
The inventor etc. are at furtheing investigate in order to the active principle that reduces the amount of benzo [a] pyrene in the cigarette mainstream smoke, and found that: each slaine of lactic acid, tartaric acid, butanedioic acid, 3-hydroxybutyric acid, acetate and formic acid optionally reduces the amount of benzo in the cigarette mainstream smoke [a] pyrene.
The invention provides a kind of cigarette, it possesses the tobacco rods (tobacco rod) that comprises tobacco fill material, wherein, described tobacco fill material comprises the stripped leaf silk, and (タ バ コ Chu Gu Leaf carves, midrib-removed tobacco leaf strips), and comprise the carboxylic metallic salt that is selected from lactic acid slaine, tartaric acid metal salt, butanedioic acid slaine, 3-hydroxybutyric acid slaine, acetate slaine and the formic acid slaine, the amount of described carboxylic metallic salt is 0.5～6.0 weight % of described stripped leaf silk weight.
The effect of invention
The carboxylic metallic salt that uses among the present invention optionally reduces benzo [a] pyrene in the cigarette mainstream smoke.In addition, because the carboxylic metallic salt that uses among the present invention is generally speaking cheap than palladium, the cigarette that therefore can provide benzo [a] pyrene in the mainstream smoke that is produced to reduce with lower price.
Description of drawings
Fig. 1 is a stereo amplification figure, diagrammatically shows the cigarette of one of embodiments of the present invention.
The specific embodiment
Below, be described in more detail at the present invention.
Cigarette possessing of the present invention comprises the tobacco rods of tobacco fill material.Tobacco fill material comprises the stripped leaf silk, and comprises in order to reduce the carboxylic metallic salt of the amount of benzo [a] pyrene in the cigarette mainstream smoke.Usually, the tobacco fill material that uses in the cigarette comprises stripped leaf silk (tobacco mesophyll silk (タ バ コ Leaf meat quarter)), offal silk (bone sculpture among the タ バ コ), regenerated cut tobacco or their mixture.The stripped leaf silk can through expanded, also can be without expanded.In the tobacco fill material of the present invention, the weight of the stripped leaf silk more with respect to the generation of benzo [a] pyrene can comprise specific percentile carboxylic metallic salt.Need to prove that expanded stripped leaf silk is to utilize swelling agents such as carbon dioxide to make through super-dry and the pipe tobacco that the tissue of contracted stripped leaf silk obtains after expanding.
The carboxylic metallic salt that uses among the present invention is selected from lactic acid slaine, tartaric acid metal salt, butanedioic acid slaine, 3-hydroxybutyric acid slaine, acetate slaine and formic acid slaine.Carboxylic metallic salt is preferably alkali metal salt, especially is preferably sylvite or sodium salt.
The content of the carboxylic metallic salt that uses among the present invention in tobacco fill material accounts for and obstructs 0.5～6.0 weight % of tobacco leaf silk weight.When the amount of carboxylic metallic salt was lower than 0.5 weight %, existence can't make the significantly reduced tendency of benzo [a] pyrene.The amount of carboxylic metallic salt can be given full play to its effect when 6.0 weight % are following.But, even the amount of the carboxylic metallic salt that adds surpasses 6 weight % of stripped leaf silk, to compare with the situation of adding 6.0 weight %, the reduction effect of its BaP can not significantly improve yet, also there is the tendency of fragrance (the fragrant Eat flavor) decline that causes cigarette on the contrary, therefore not preferred.More preferably add carboxylic metallic salt with the amount of 2～6.0 weight % of stripped leaf silk weight.
As mentioned above, comprise expanded and/or unpuffed stripped leaf silk in the tobacco fill material that uses among the present invention, can also comprise offal silk, regenerated cut tobacco or the mixture of any materials in them.That is, tobacco fill material can comprise non-expansion stripped leaf silk or be made of non-expansion stripped leaf silk; Can comprise expanded stripped leaf silk or constitute by expanded stripped leaf silk; Can comprise the mixture of non-expansion stripped leaf silk and expanded stripped leaf silk or constitute by this mixture; Can comprise the mixture of non-expansion stripped leaf silk and offal silk and/or regenerated cut tobacco or constitute by this mixture; Can comprise the mixture of expanded stripped leaf silk and offal silk and/or regenerated cut tobacco or constitute by this mixture; Perhaps, can comprise non-expansion stripped leaf silk, expanded stripped leaf silk, and the mixture of offal silk and/or regenerated cut tobacco or constitute by this mixture.(for example except the stripped leaf silk, also comprise stripped leaf silk other tobacco-containing material in addition in the tobacco fill material, offal silk, regenerated cut tobacco or their mixture) situation under, the stripped leaf silk can account for more than 70% of tobacco fill material weight usually.The kind of the tobacco of using comprises yellow kind, Burley kind (バ one レ Yi Seed) etc.
Tobacco fill material is the stripped leaf silk and (for example removes stalk tobacco leaf silk other tobacco-containing material in addition, offal silk and/or regenerated cut tobacco) the situation of mixture under, can in advance carboxylic metallic salt be added in the stripped leaf silk, mix with other tobacco-containing material again.For example, tobacco fill material serve as reasons yellow plant and/or the situation of the smoking mixture that the non-expansion stripped leaf silk of Burley kind, expanded stripped leaf silk and offal silk constitute under, the above-mentioned carboxylic metallic salt that preferably with content is 0.5～6.0 weight % of non-expansion stripped leaf silk and expanded stripped leaf silk gross weight, preferred 2～6 weight % in advance adds in the mixture of non-expansion stripped leaf silk and expanded stripped leaf silk, mixes offal silk and/or regenerated cut tobacco again in the gained mixture.Thus, can further improve the effect that reduces benzo [a] pyrene.In this case, need not in the offal silk, add carboxylic metallic salt in advance.In addition, in the present invention, can also use following material as tobacco fill material: in solvent, to mix stripped leaf silk, tobacco fine powder (タ バ コ fine powder), adhesive, aerosol product etc., make slurry, the pipe tobacco of the reconstituted tobacco (タ バ コ シ one ト) that this slurry system of copying, calendering are formed.At this moment, in the pipe tobacco of reconstituted tobacco, add carboxylic metallic salt with 0.5～6.0 weight % of used stripped leaf silk weight, the amount of preferred 2～6 weight %.
Spices can also be in tobacco fill material, added, for example menthol can be added.Can carboxylic metallic salt be contained in the tobacco fill material by any suitable method.For example, the aqueous solution of carboxylic metallic salt can be sparged the stripped leaf silk.The tobacco fill material that comprises the stripped leaf silk that is added with carboxylic metallic salt is used for the making of cigarette after the process humidity regulation.Except using the tobacco fill material that comprises above-mentioned carboxylic metallic salt, can use conventional cigarette manufacture method to make cigarette of the present invention as the tobacco fill material.
Utilize the cigarette coil paper that the tobacco fill material package that comprises carboxylic metallic salt of the present invention is become bar-shaped (common, cylindric).As the cigarette coil paper, can use with the paper pulp such as conventional flax paper pulp that are used for cigarette any cigarette coil paper as basic material.Can contain 2g/m in the cigarette coil paper
2The filler such as the such routine use of hydroxide such as carbonate such as calcium carbonate, potash, calcium hydroxide, magnesium hydroxide of above ratio.Can contain 2～8g/m in the cigarette coil paper
2The filler of ratio.In addition, the cigarette coil paper has 22g/m usually
2Above level ground amount.This level ground amount is generally 80g/m
2Below.The intrinsic air permeability of coil paper is generally 10～60CORESTA unit.
In addition, can also in the cigarette coil paper, add citric acid or its salt combustionregulators such as (sodium salt, sylvite).Usually, under the situation of using combustionregulator, use the combustionregulator of the following ratio of 2 weight % in the cigarette coil paper.
The present invention can have structure and the outward appearance identical with conventional cigarette.
Fig. 1 is for amplifying and diagrammatically show the stereogram of the cigarette of one of embodiments of the present invention.Need to prove that the cigarette among Fig. 1 is not amplified with constant ratio.
Cigarette 10 shown in Figure 1 possesses plume (cigarette rod) 12, plume 12 comprises tobacco rods (being cylindric rod among Fig. 1) 121 and cigarette coil paper 122, wherein, tobacco rods 121 contains the tobacco fill material that comprises carboxylic metallic salt of the present invention, this tobacco rods 121 of cigarette coil paper 122 packages.Plume 12 has the length of circumference and the 49mm～90mm of 17mm～26mm usually.Can at the bottom of plume 12 (that is the downstream of smoking direction) 12a conventional tobacco filter 16 be installed by tipping paper 14.In order to import extraneous air with dilution cigarette mainstream smoke, can be along circumferentially running through of cigarette air-vent (not shown) being set on tipping paper 14.
Cigarette of the present invention is optionally reduced benzo [a] pyrene in the mainstream smoke.
Embodiment
Below, in conjunction with the embodiments the present invention is described in more detail.
Embodiment 1～5
In these embodiments, as carboxylic metallic salt, used the carboxy acid alkali's slaine shown in the table 1; As tobacco fill material, used yellow kind of stripped leaf silk.
Carboxy acid alkali's slaine 2.5g shown in the table 1 is dissolved in the 20mL ultra-pure water, and to yellow kind stripped leaf silk 50g this solution of spraying.Thus, in the stripped leaf silk, added carboxy acid alkali's slaine of 5% amount of stripped leaf silk weight.In the mediation chamber of 22 ℃ of room temperatures, 60% relative humidity, the stripped leaf silk that is added with carboxy acid alkali's slaine has been carried out the humidity regulation more than 48 hours.The stripped leaf silk of use after humidity regulation and conventional cigarette coil paper have been made plume by manual operation.The amount of the pipe tobacco that is added with carboxy acid alkali's slaine that uses in every plume is 735mg, and the length of plume is 57mm, and the circumference of plume is 25mm.Have the tobacco filter (long 27mm) of cellulose acetate tow (cellulose acetate tow) by running through the tipping paper that is provided with air-vent in the end installation of above-mentioned each plume, obtain cigarette as filter tip material.
Comparative example 1
Except not adding carboxy acid alkali's slaine, use with embodiment 1～5 in the identical yellow kind stripped leaf silk 700mg of use, similarly made cigarette.
Embodiment 6～10
In these embodiments, as carboxylic metallic salt, used the carboxy acid alkali's slaine shown in the table 2.
Carboxy acid alkali's slaine 2.5g shown in the table 2 is dissolved in the 20mL ultra-pure water, and to yellow kind stripped leaf silk 50g this solution of spraying.Thus, in pipe tobacco, added the carboxylic metallic salt of 5% amount of stripped leaf silk weight.According to the method identical the pipe tobacco that is added with carboxy acid alkali's slaine has been carried out humidity regulation with embodiment 1～5.Except having used this through the pipe tobacco after the humidity regulation, made cigarette according to the method identical with embodiment 1～5.
Comparative example 2
Except not adding carboxy acid alkali's slaine, use with embodiment 6～10 in the identical yellow kind stripped leaf silk 700mg of use, similarly made cigarette.
The analysis of tar, nicotine and benzo [a] pyrene in the mensuration of＜cigarette suction number of times and the cigarette mainstream smoke 〉
A. the mensuration of catching and aspirating number of times of the particulate matter in the cigarette mainstream smoke
The filter tip of the cigarette of making from embodiment 1～10 and comparative example 1～2 is removed cellulose acetate tow, and after sticking with glue the air-vent of band shutoff tipping paper, is used for following operation.
The line style smoking apparatus (hanging け リ ニ ア type Eat Smoke device for 10) (SM410 that Cerulean company makes) that utilization can be held 10 cigarette amounts carries out smoking to cigarette, thereby particulate matter is trapped in Cambridge filter tip (Cambridge Filter), and the described line style smoking apparatus that holds 10 cigarette amounts possesses the particulate matter grabber that Cambridge filter tip (having measured its weight in advance) is installed.For cigarette, the suction time of each suction is that 2 seconds, suction capacity are that 35mL, suction were spaced apart for 60 seconds.Only make the length of cigarette combustion, measure the suction number of times of cigarette, and calculate its mean value apart from cigarette end 49mm.The result is shown in table 1 and table 2.
B. tar and nicotine analysis
Mensuration is caught the filter-tip weight in Cambridge behind the above-mentioned particulate matter, and deducts the filter-tip weight of measuring in advance in Cambridge from this weight, thereby calculates the gross weight of particulate matter.
Add 10mL isopropyl alcohol (use interior mark as analyzing, comprise quinoline, ethanol) in Cambridge filter tip after catching particulate matter, particulate matter is extracted.At its extract, use GC-FID/TCD (6890N that Agilent company makes) amount of water and nicotine to be carried out quantitatively by internal standard method.From the gross weight of particulate matter, deduct the weight of gained water and nicotine, calculate tar content.
C. the analysis of benzo [a] pyrene
For benzo [a] pyrene,, utilize gaschromatographic mass spectrometric analysis (GC-MS) method of following record to analyze at embodiment 1～10 and comparative example 1～2; At the embodiment 11～16 and the comparative example 3～4 of following record, utilize high performance liquid chromatography (HPLC) method of following record to analyze.
The C-1:GC-MS method
According to above-mentioned tar and nicotine analysis in identical method obtained the isopropyl alcohol extract of particulate matter.In this extract 6mL, add inner mark solution (methanol solution of benzo [a] pyrene deuterium substituent) and 14mL ultra-pure water, thereby prepared testing liquid.This testing liquid fills in CH post (the MEGA BE-CH that Varian company makes, 1GM 6ML).After the post drying, utilize the cyclohexane of 5mL to carry out wash-out.Its eluent is filled in Si post (Sep-Pak Vac 3cc (500mg) Silica Cartridge, Waters company makes), utilize carrene/cyclohexane (1/4) mixed solvent 5mL to carry out wash-out.Concentrate eluant uses GC-MS (6890N that Agilent company makes) to be undertaken quantitatively by internal standard method.
The C-2:HPLC method
Cambridge filter tip after catching above-mentioned particulate matter adds cyclohexane, makes the concentration of particulate matter reach about 1mg/mL, and has carried out 30 minutes oscillation extractions.After utilizing the molecular filter of 0.45 μ m to filter above-mentioned extract, use the glass syringe that is connected with solid-phase extraction column (the Sep-Pak NH2plus that Waters company makes) to gather 8mL filtrate, and reclaim by extraction column.Utilize the 7mL hexane to clean employed extraction column, with the filtrate merging of this washing lotion and above-mentioned recovery.After making the liquid dried solidification (universe is solid) after this merging, it is dissolved in the 1mL acetonitrile again the quantitative analysis that is used to utilize HPLC-FLD (series 1000, and HEWLETT PACKARD company makes), benzo [a] pyrene is carried out by absolute correction method.
Above-mentioned analysis result is shown in table 1 and 2.
As shown in Table 1, with respect to the cigarette of comparative example 1, the amount of the benzo of every cigarette [a] pyrene has reduced 15%～27% in the cigarette of embodiment 1～5.In addition, as shown in table 2, to compare with the cigarette of comparative example 2, the suction number of times of the cigarette of embodiment 6～10 increases to some extent, and however, the amount of its benzo [a] pyrene has reduced 12～23%.In table 1, arbitrary result of 2, the amount of tar and nicotine does not all change substantially.Thus, The above results shows: the carboxylic metallic salt that uses among the present invention can make the amount of benzo [a] pyrene in the cigarette mainstream smoke optionally reduce.
Embodiment 11～16
In these embodiments, at the addition of potassium lactate (with respect to the weight percent of the weight of stripped leaf silk; Be designated hereinafter simply as " addition ") study.
As tobacco fill material, the smoking mixture A and the B that constitute by yellow kind and Burley kind non-expansion stripped leaf silk, expanded stripped leaf silk and offal (middle bone) have been prepared.The kind of pipe tobacco is different with mixing ratio among smoking mixture A and the B.When preparing these smoking mixtures, Yi Bian utilize blender that the mixture 10kg of not expanded pipe tobacco and expanded pipe tobacco is stirred, Yi Bian utilize the nozzle spray aqueous potassium lactate solution.Spraying utilizes large-scale drier that mixture is carried out drying after finishing, and mixes vein, thereby has prepared smoking mixture.Addition with respect to the potassium lactate of stripped leaf silk (non-expansion stripped leaf silk+expanded stripped leaf silk) is as shown in table 3.
Use the tobacco composition A or the B of the above-mentioned preparation of the amount of Table 3 (amount of every cigarette), and use conventional coil paper as the cigarette coil paper, use the cellulose ethanoate filter tip as filter tip, use conventional tipping paper as tipping paper, utilize cigarette-making machine to make and have filter-tip plume.The length of each plume is 57mm, and the circumference of plume is 25mm, and filter-tip length is 27mm.
Comparative example 3 and 4
Use the smoking mixture A, the B that do not add potassium lactate of the amount of Table 3 respectively, made cigarette according to the method identical with embodiment 11～16.
At the cigarette of making in embodiment 11～16 and the comparative example 3～4, measured the amount of tar and nicotine in the suction number of times, cigarette mainstream smoke of cigarette according to method same as described above, and utilized the HPLC method to measure the amount of benzo [a] pyrene.The result is shown in table 4 and table 5.
By table 4 and 5 as can be known, the amount of benzo [a] pyrene among all embodiment has all obtained reduction.But,, observe the difference aspect the minimizing effect of benzo [a] pyrene under the lower situation of potassium lactate addition because of the difference of smoking mixture kind.In the embodiment 11～13 that uses smoking mixture A to study,, also obtained 17% benzo [a] pyrene amount slip at 0.5% o'clock even be at the addition of potassium lactate.On the other hand, in the embodiment 14～16 that uses smoking mixture B to study, when the addition of potassium lactate was low to moderate 1.1%, the slip of benzo [a] pyrene amount was lower.This result shows, according to employed raw material and mixing ratio difference thereof, may cause the effect of potassium lactate there are differences.
According to The above results, can think: as bringing into play the addition that benzo [a] pyrene reduces the potassium lactate of effect, need be about 0.5～6%.But owing to can infer, the minimizing effect that is reached by this interpolation can be different because of raw material or its mixing ratio of smoking mixture, and therefore more preferably its addition is 2～6%.
Claims (11)
1. cigarette, it possesses the tobacco rods that comprises tobacco fill material, wherein,
Described tobacco fill material comprises the stripped leaf silk, and comprise the carboxylic metallic salt that is selected from lactic acid slaine, tartaric acid metal salt, butanedioic acid slaine, 3-hydroxybutyric acid slaine, acetate slaine and the formic acid slaine, the amount of described carboxylic metallic salt is 0.5～6.0 weight % of described stripped leaf silk weight.
2. cigarette according to claim 1, wherein, described tobacco rods is by the package of cigarette coil paper.
3. cigarette according to claim 2, wherein, described carboxylic metallic salt is an alkali metal salt.
4. cigarette according to claim 3, wherein, described alkali metal salt is sodium salt or sylvite.
5. according to each described cigarette in the claim 1～4, wherein, the amount of the described carboxylic metallic salt that comprises in the described tobacco fill material is 2～6 weight % of described stripped leaf silk weight.
6. cigarette according to claim 2, wherein, described stripped leaf silk comprises the mixture of non-expansion stripped leaf silk and expanded stripped leaf silk.
7. cigarette according to claim 6, wherein, described tobacco fill material comprises non-expansion stripped leaf silk, expanded stripped leaf silk, reaches the mixture of offal silk and/or regenerated cut tobacco.
8. cigarette according to claim 7, wherein, described carboxylic metallic salt makes an addition in described non-expansion stripped leaf silk and the described expanded stripped leaf silk.
9. cigarette according to claim 8, wherein, described carboxylic metallic salt makes an addition in described non-expansion stripped leaf silk and the described expanded stripped leaf silk, and the amount of described carboxylic metallic salt is 2～6 weight % of the gross weight of described non-expansion stripped leaf silk and described expanded stripped leaf silk.
10. according to each described cigarette in the claim 6～9, wherein, described carboxylic metallic salt is an alkali metal salt.
11. cigarette according to claim 10, wherein, described alkali metal salt is sodium salt or sylvite.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2009-013594 | 2009-01-23 | ||
| JP2009013594 | 2009-01-23 | ||
| PCT/JP2010/050065 WO2010084792A1 (en) | 2009-01-23 | 2010-01-06 | Cigarette |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102292001A true CN102292001A (en) | 2011-12-21 |
Family
ID=42355846
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010800051450A Pending CN102292001A (en) | 2009-01-23 | 2010-01-06 | Cigarette |
Country Status (7)
| Country | Link |
|---|---|
| US (1) | US20110271970A1 (en) |
| EP (1) | EP2382879A4 (en) |
| JP (1) | JPWO2010084792A1 (en) |
| KR (1) | KR20110094118A (en) |
| CN (1) | CN102292001A (en) |
| TW (1) | TW201032738A (en) |
| WO (1) | WO2010084792A1 (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104284605B (en) * | 2012-03-19 | 2018-02-23 | R.J.雷诺兹烟草公司 | For the tobacco product for handling the method for the tobacco pulp extracted and thus preparing |
| KR20240070710A (en) * | 2013-12-05 | 2024-05-21 | 쥴 랩스, 인크. | Nicotine liquid formulations for aerosol devices and methods thereof |
| GB201412752D0 (en) | 2014-07-17 | 2014-09-03 | Nicoventures Holdings Ltd | Electronic vapour provision system |
| ES2808125T3 (en) * | 2016-08-17 | 2021-02-25 | Philip Morris Products Sa | Aerosol generator item that has a new tobacco substrate |
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| CN1006443B (en) * | 1987-12-14 | 1990-01-17 | 华中工学院 | Method for reducing the tar content in cigarette |
| GB8907255D0 (en) * | 1989-03-31 | 1989-05-17 | British American Tobacco Co | Improvements relating to smoking articles |
| JP3113948B2 (en) * | 1992-02-17 | 2000-12-04 | 株式会社五十鈴製作所 | Multifunctional casting equipment |
| CN1121159A (en) * | 1995-05-29 | 1996-04-24 | 李福春 | Low-freq pulse type atomizer for cylinder-held liquefied petroleum gas |
| US5722431A (en) * | 1995-11-20 | 1998-03-03 | British-American Tobacco | Method and plant for treating tobacco leaves for the production of cut tobacco |
| US6514014B1 (en) * | 2000-09-29 | 2003-02-04 | R. J. Reynolds Tobacco Company | Method and apparatus for collecting and transporting cigarettes and cigarette rejects |
| US20050061338A1 (en) | 2003-06-18 | 2005-03-24 | Olegario Raquel M. | Reduction of polycyclic aromatic hydrocarbons in tobacco smoke using palladium salts |
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-
2009
- 2009-12-31 TW TW098146242A patent/TW201032738A/en unknown
-
2010
- 2010-01-06 KR KR1020117015585A patent/KR20110094118A/en not_active Application Discontinuation
- 2010-01-06 EP EP10733399.9A patent/EP2382879A4/en not_active Withdrawn
- 2010-01-06 CN CN2010800051450A patent/CN102292001A/en active Pending
- 2010-01-06 WO PCT/JP2010/050065 patent/WO2010084792A1/en active Application Filing
- 2010-01-06 JP JP2010547456A patent/JPWO2010084792A1/en active Pending
-
2011
- 2011-07-21 US US13/187,892 patent/US20110271970A1/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| TW201032738A (en) | 2010-09-16 |
| EP2382879A1 (en) | 2011-11-02 |
| EP2382879A4 (en) | 2014-02-19 |
| US20110271970A1 (en) | 2011-11-10 |
| WO2010084792A1 (en) | 2010-07-29 |
| KR20110094118A (en) | 2011-08-19 |
| JPWO2010084792A1 (en) | 2012-07-19 |
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