CN1988816A - Filter for cigarette and cigarette having same - Google Patents
Filter for cigarette and cigarette having same Download PDFInfo
- Publication number
- CN1988816A CN1988816A CNA2005800253381A CN200580025338A CN1988816A CN 1988816 A CN1988816 A CN 1988816A CN A2005800253381 A CNA2005800253381 A CN A2005800253381A CN 200580025338 A CN200580025338 A CN 200580025338A CN 1988816 A CN1988816 A CN 1988816A
- Authority
- CN
- China
- Prior art keywords
- ptio
- cigarette
- filter
- active carbon
- infiltration
- 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
- A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
- A24D3/00—Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
- A24D3/06—Use of materials for tobacco smoke filters
- A24D3/14—Use of materials for tobacco smoke filters of organic materials as additive
-
- 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
- A24D3/16—Use of materials for tobacco smoke filters of inorganic materials
- A24D3/163—Carbon
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Inorganic Chemistry (AREA)
- Cigarettes, Filters, And Manufacturing Of Filters (AREA)
Abstract
Disclosed is a filter for cigarettes containing a filter material for cigarettes which is impregnated with 2-phenyl-4,4,5,5-tetramethylimidazoline-3-oxide-1-oxyl.
Description
Technical field
The present invention relates to cigarette filter and have filter-tip cigarette, more particularly, relate to the filter tip of the nitrogen oxide (NOx) that removes very effectively in the main plume and have this filter-tip cigarette.
Background technology
Now, cigarette has been proposed various requirement, one of them is the amount (Japanese Patent Application Publication 2002-119270) that requirement reduces the nitrogen oxide in the main plume of cigarette.Disclose a kind of filter tip of cigarette among the Japanese Patent Application Publication 2002-119270, wherein in constituting filter-tip fiber, contained OPC.
But, have been found that conventional filter tip of cigarette can not be with nitrogen oxide (NO from main plume
x) eliminate the degree that meets the demands.
Summary of the invention
Therefore, the object of the present invention is to provide a kind of cigarette filter, it can remove nitrogen oxide effectively from the main plume of tobacco, and provides and have filter-tip like this cigarette.
According to the present invention, the cigarette filter that is provided comprises to wherein adding 2-phenyl-4,4,5, the cigarette filter tip materials of 5-tetramethyl imidazoline-3-oxide-1-oxygen base.
And, according to the present invention, also provide a kind of cigarette that has according to cigarette filter of the present invention.
Description of drawings
Fig. 1 is the curve map that is illustrated among the embodiment 1 slip of NO in the main plume of the cigarette of making, and wherein will be described in detail with its Comparative Examples in the back.
Fig. 2 is the curve map that is illustrated among the embodiment 2 slip of NO in the main plume of the cigarette of making, and wherein will be described in detail with its Comparative Examples in the back.
Fig. 3 is the curve map that is illustrated among the embodiment 3 slip of NO in the main plume of the cigarette of making, and wherein will be described in detail with its Comparative Examples in the back; And
Fig. 4 is the curve map that is illustrated among the embodiment 4 slip of NO in the main plume of the cigarette of making, and wherein will be described in detail with its Comparative Examples in the back.
The specific embodiment
Below, with the present invention will be described in detail.
Cigarette filter according to the present invention comprises to wherein adding 2-phenyl-4,4,5, the cigarette filter tip materials of 5-tetramethyl imidazoline-3-oxide-1-oxygen base (PTIO).
In cigarette filter of the present invention, PTIO as an active ingredient that is used to remove nitrogen oxide, has been a known compound (seeing the flat 9-43153 of Japanese Patent Application Publication) in the prior art.
In cigarette filter of the present invention, can use tow, filter paper and porous particle carrier, for example active carbon of cellulose acetate fibre as filter-tip material.Under the situation of tow as filter-tip material of using cellulose acetate fibre, PTIO can add by the method for spray PTIO on described fibre bundle.When using filter paper, PTIO can be infiltrated up in the filter paper.The filter-tip material that so obtains can be rolled into a volume with encapsulating material by the method for routine, and is connected to an end of cigarette.
Using, for example, under the situation of porous particle carrier as filter-tip material of active carbon, PTIO is infiltrated up in the porous particle carrier, such as known to those skilled in the art then, with so obtain be loaded with PTIO particles filled in the space or be added in the tow.More particularly, for the filling in this space, common filter tip is set at the two ends of filter tip coil paper pipe.The particle of the described PTIO of being loaded with is filled in the space between these common filter tips.On the other hand, the method for the charcoal filtering mouth by a similar commercially available cigarette joins additive in the tow, and just, the particle of the described PTIO of being loaded with is dispersed in the middle of the filter tip of described cellulose acetate fibre system.
Based on the filter-tip material of 100 weight portions, preferably add the PTIO of 3～10 weight portions, more preferably 5～7 weight portions.Even under the wet condition suitable with the smoking condition of reality, PTIO also can reduce NO and the NO in the cigarette master plume significantly
xContent.
The present invention will be described in detail for mode that below will be by embodiment, but the invention is not restricted to these embodiment.
Embodiment 1
The preparation of the active carbon of＜infiltration PTIO 〉
The PTIO of 10 milligrams, 30 milligrams, 50 milligrams and 100 milligrams (can be from Wako Pure ChemicalIndustries, Ltd. obtains; CAS:18390-00-6) be dissolved in fully respectively in the ethanol of 2490 milligrams, 2470 milligrams, 2450 milligrams and 2400 milligrams, the ethanolic solution of Zhi Bei PTIO has the concentration of 0.4 weight %, 1.2 weight %, 2 weight % and 4 weight % respectively thus.For every kind of described ethanolic solution, add 1 gram and (can obtain specific area: be approximately 1200m from JapanEnvirochemicals Ltd. at 200 ℃ of cocoanut active charcoals that carry out vacuum and heating drying in advance
2/ g), and use the test tube blender to stir 60 minutes.After this in one 50 ℃ water-bath, remove this alcohol solvent and simultaneously nitrogen is blown in the described solution, then dry resulting material under 120 ℃ vacuum heating conditions.Thus, acquisition is through the active carbon of infiltration PTIO.Measure the ethanolic solution infiltration of using PTIO and the active carbon of the infiltration PTIO that obtains has the active carbon (the active carbon I of infiltration PTIO) that the content of PTIO is equivalent to 1 weight % with 0.4 weight % concentration; Use have 1.2 weight % concentration PTIO ethanolic solution infiltration and the active carbon of the infiltration PTIO that obtains has the active carbon (the active carbon II of infiltration PTIO) that the content of PTIO is equivalent to 3 weight %; Use have 2 weight % concentration PTIO ethanolic solution infiltration and the active carbon of the infiltration PTIO that obtains has the active carbon (the active carbon III of infiltration PTIO) that the content of PTIO is equivalent to 5 weight %; Use have 4 weight % concentration PTIO ethanolic solution infiltration and the active carbon of the infiltration PTIO that obtains has the active carbon (the active carbon IV of infiltration PTIO) that the content of PTIO is equivalent to 10 weight %.
The manufacturing of＜cigarette sample 〉
The smoking mixture bar of U.S.'s brand that can be purchased is used as tobacco rods.The filter-tip plug of filling the space by the active carbon of above-mentioned infiltration PTIO is installed in the corresponding distolateral of described tobacco rods.This filter tip bung has common filter tip (being made by the cellulose acetate fibre tow), it has 5 millimeters long, be installed on the two ends of plug, and the activated carbon granule of the infiltration PTIO of 0 milligram, 50 milligrams, 100 milligrams and 200 milligrams is filled in the packing of sealing.This plug does not have passage.
＜NO and NO
xThe measurement of amount 〉
Cigarette sample as above-mentioned acquisition is set at (RM26 can obtain from Borgwaldt GmbH) on the smoking machine, and burned under the condition below.
Smoking volume: 17.5mL/ one inhales (puff)
Inhale one time the time: 2 seconds/one inhales
Interval between inhaling once: 58 seconds
Smoking number of times: 7 times
For in 7 times smokings (smoking) and the suction (after burning is finished once) each time, by diluted 20 times of the filter-tip cigarette in described Cambridge (Cambridge) (collect by utilizing an aluminium bag, in bag, inject the nitrogen of 17.5mL * 19=332.5mL in advance).Then by chemiluminescence method measuring N O and NO
xConcentration.Calculate NO and NO from the concentration of above-mentioned acquisition
xWeight, and the calculated weight value of all smokings and suction always adds up, and obtained the burst size of every cigarette.For purpose relatively, make a similar cigarette sample in an identical manner and obtain the burst size of every cigarette, PTIO but active carbon does not wherein infiltrate.According to similarly there not being described filter tip to be connected every NO and NO that common cigarette wherein obtains
xBurst size calculate NO and NO
xSlip.The NO slip (%) of each sample is shown among Fig. 1.In Fig. 1, the a line represents to use the result who obtains under the situation of PTIO active carbon I of infiltration, the b line represents to use the result who obtains under the situation of active carbon II of infiltration PTIO, the c line represents to use the result who obtains under the situation of active carbon III of infiltration PTIO, the d line represents to use the result who obtains under the situation of active carbon IV of infiltration PTIO, and the e line represents to use the result of not infiltrating and obtaining under the situation of active carbon of PTIO.
By result shown in Figure 1, the filter tip that comprises the activated carbon granule of the PTIO that infiltrates is as can be seen compared with the activated carbon granule that does not comprise the PTIO that infiltrates and has been reduced nitric oxide production amount significantly.Particularly, the active carbon that contains the PTIO of 3～10 weight % has the minimizing effect of obviously high NO.It should be noted NO
xSlip show and the similar trend of the slip of above-mentioned NO.
Embodiment 2
The active carbon II of infiltration PTIO of preparation among the embodiment 1 is carried out moisture absorption, and to handle up to it be that 22 ℃ and relative humidity are till 60% condition is issued to balance in temperature, so obtain by the active carbon III of the infiltration PTIO of moisture absorption.Except using, as embodiment 1, make cigarette, and calculate the slip that obtains the NO in main plume by the active carbon III of the infiltration PTIO of moisture absorption.It the results are shown among Fig. 2.In Fig. 2, a line is illustrated in use by the result who obtains under the situation of the active carbon III of the infiltration PTIO of moisture absorption, and the b line is illustrated in use and carries out the result that obtains under the situation of the active carbon that moisture absorption handle to obtain equally except the PTIO that do not infiltrate.By result shown in Figure 2 as can be seen, when carrying out the moisture absorption processing, to hang down a little under the situation of the slip of NO than the active carbon III (embodiment 1) of the PTIO that infiltrates in drying; But the amount of NO be reduced using to compare significantly under the situation of simple active carbon, this shows, even (ventilation with respect to filter-tip 50%) PTIO also has the effect of enough minimizing NO amounts under the situation of actual smoking.Also should be understood that NO at this
xSlip show and the similar trend of the slip of above-mentioned NO.
Embodiment 3
The cigarette sample of making in embodiment 1 burns under the same terms in embodiment 1, except the smoking volume is changed one suction into 35mL/.Use the cigarette sample of active carbon of the PTIO that do not infiltrate also burned under the condition that the smoking volume is inhaled as 35mL/ one.Calculate the nitric oxide production slip in the main plume.Its result is displayed among Fig. 3.In Fig. 3, a line is illustrated in the result who obtains under the situation of the active carbon III that uses infiltration PTIO, and the b line represents to use the result who obtains under the situation of the active carbon that does not have PTIO.By Fig. 3 result displayed as can be seen, when the smoking volume increases, reduced though compare the slip of NO with embodiment 1; But showing than the cigarette sample that does not have the PTIO active carbon, the sample that is to use the active carbon III of infiltration PTIO has obviously higher nitric oxide slip.Also should be understood that NO at this
xSlip show and the similar trend of the slip of above-mentioned NO.
Embodiment 4
Similarly to Example 2 cigarette sample (wherein using by the infiltration PTIO of moisture absorption) is burnt under the condition identical with embodiment 3, and calculate nitric oxide production slip in the main plume.Also calculate the slip of NO for the cigarette sample of the active carbon that uses the PTIO that do not infiltrate.Its result is shown among Fig. 4.In Fig. 4, a line is illustrated in the result who obtains under the situation of the active carbon that uses infiltration PTIO, and the b line represents to use the result who obtains under the situation of the active carbon that does not have PTIO.By Fig. 4 result displayed as can be seen, when the smoking volume increases, reduced though compare the slip of NO with embodiment 2; But showing than the cigarette sample that does not have the PTIO active carbon, the sample that is to use the active carbon of infiltration PTIO has obviously higher NO slip.Also should be understood that NO at this
xSlip show and the similar trend of the slip of above-mentioned NO.
As mentioned above, filter for cigarette of the present invention can remove nitrogen oxide effectively from the main plume of tobacco.
Claims (4)
1. cigarette filter, it comprises and adds 2-phenyl-4,4,5, the cigarette filter tip materials of 5-tetramethyl imidazoline-3-oxide-1-oxygen base.
2. according to the described cigarette filter of claim 1, it is characterized in that, comprise activated carbon granule in the filter-tip material.
3. according to the described cigarette filter of claim 1, wherein, add the 2-phenyl-4,4,5 of 3～10 weight portions, 5-tetramethyl imidazoline-3-oxide-1-oxygen base based on 100 weight portion filter-tip materials.
4. cigarette, it has according to the described cigarette filter of claim 1.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP219103/2004 | 2004-07-27 | ||
| JP2004219103 | 2004-07-27 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN1988816A true CN1988816A (en) | 2007-06-27 |
Family
ID=35786237
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2005800253381A Pending CN1988816A (en) | 2004-07-27 | 2005-07-26 | Filter for cigarette and cigarette having same |
Country Status (9)
| Country | Link |
|---|---|
| US (1) | US20070113863A1 (en) |
| EP (1) | EP1782704A4 (en) |
| JP (1) | JP4262279B2 (en) |
| CN (1) | CN1988816A (en) |
| CA (1) | CA2573030C (en) |
| RU (1) | RU2336791C1 (en) |
| TW (1) | TWI296506B (en) |
| UA (1) | UA87149C2 (en) |
| WO (1) | WO2006011486A1 (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1905300A1 (en) * | 2006-09-30 | 2008-04-02 | Bayer CropScience AG | Water dispersible agrochemical formulations comprising polyalkoxytriglycerides as penetration promoters |
| CN105167186B (en) * | 2015-07-10 | 2019-02-19 | 湖北中烟工业有限责任公司 | A kind of cigarette filter-tip additive agent for reducing phenol content fragrant in flue gas |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB1235880A (en) * | 1968-12-11 | 1971-06-16 | British American Tobacco Co | Improvements relating to tobacco-smoke filters |
| US4163452A (en) * | 1977-12-01 | 1979-08-07 | British-American Tobacco Company Limited | Tobacco-smoke filters |
| US4637408A (en) * | 1983-08-25 | 1987-01-20 | Philip Morris Incorporated | Filter material for the removal of nitric oxide |
| BR8903470A (en) * | 1988-07-15 | 1990-03-06 | Mo Tabachnaya Fabrika Yava | COMPOSITION AND PROCESS FOR ABSORPTION OF NITROGEN OXIDE FROM TOBACCO SMOKE, FILTER TO PURIFY TOBACCO SMOKE FROM NITROGEN OXIDE AND IMPREGNATION PROCESS FROM A BASE OF A FILTER |
| JPH06105675A (en) * | 1992-09-29 | 1994-04-19 | Matsushita Electric Ind Co Ltd | Cigatette filter |
| US5671758A (en) * | 1994-12-13 | 1997-09-30 | Rongved; Paul I. | Catalytic cigarette smoke cleaning devise and process |
| ITPI20010014A1 (en) * | 2001-03-05 | 2002-09-05 | Ivo Pera | COMPOUND FOR FILTERS FOR CIGARETTES, OR OTHER SMOKING ITEMS, BASED ON ANTIOXIDANT SUBSTANCES AND THE FILTER SO OBTAINED |
| JP4373634B2 (en) * | 2001-11-02 | 2009-11-25 | 焼津水産化学工業株式会社 | Nitric oxide scavenger |
-
2005
- 2005-07-26 UA UAA200700839A patent/UA87149C2/en unknown
- 2005-07-26 CA CA002573030A patent/CA2573030C/en not_active Expired - Fee Related
- 2005-07-26 EP EP05767374A patent/EP1782704A4/en not_active Withdrawn
- 2005-07-26 JP JP2006527802A patent/JP4262279B2/en not_active Expired - Fee Related
- 2005-07-26 WO PCT/JP2005/013659 patent/WO2006011486A1/en active Application Filing
- 2005-07-26 RU RU2007103157/12A patent/RU2336791C1/en not_active IP Right Cessation
- 2005-07-26 CN CNA2005800253381A patent/CN1988816A/en active Pending
- 2005-07-27 TW TW094125366A patent/TWI296506B/en active
-
2007
- 2007-01-16 US US11/653,296 patent/US20070113863A1/en not_active Abandoned
Also Published As
| Publication number | Publication date |
|---|---|
| TWI296506B (en) | 2008-05-11 |
| JP4262279B2 (en) | 2009-05-13 |
| WO2006011486A1 (en) | 2006-02-02 |
| CA2573030A1 (en) | 2006-02-02 |
| CA2573030C (en) | 2009-05-12 |
| RU2336791C1 (en) | 2008-10-27 |
| RU2007103157A (en) | 2008-08-10 |
| US20070113863A1 (en) | 2007-05-24 |
| UA87149C2 (en) | 2009-06-25 |
| TW200614927A (en) | 2006-05-16 |
| JPWO2006011486A1 (en) | 2008-05-01 |
| EP1782704A1 (en) | 2007-05-09 |
| EP1782704A4 (en) | 2009-07-29 |
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