CN104473329A - Application of silica gel material in reduction of phenol and crotonaldehyde in cigarette smoke - Google Patents
Application of silica gel material in reduction of phenol and crotonaldehyde in cigarette smoke Download PDFInfo
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- CN104473329A CN104473329A CN201410764953.5A CN201410764953A CN104473329A CN 104473329 A CN104473329 A CN 104473329A CN 201410764953 A CN201410764953 A CN 201410764953A CN 104473329 A CN104473329 A CN 104473329A
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- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
- A24D3/00—Tobacco smoke filters, e.g. filter-tips, filtering inserts; Filters specially adapted for simulated smoking devices; Mouthpieces for cigars or cigarettes
- A24D3/06—Use of materials for tobacco smoke filters
- A24D3/14—Use of materials for tobacco smoke filters of organic materials as additive
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- Cigarettes, Filters, And Manufacturing Of Filters (AREA)
Abstract
The invention belongs to the technical field of cigarette materials, relates to an application of a silica gel material in reduction of phenol and crotonaldehyde in cigarette smoke, and in particular relates to an application of a macroporous silica gel material with high specific surface area in reduction of the phenol and crotonaldehyde content in cigarette smoke. The pore volume of the macroporous silica gel material with high specific surface area disclosed by the invention is large; the cigarette smoke can rapidly pass through internal holes of the material; the mass transfer process of adsorbate is facilitated; the macroporous silica gel material is added to a cigarette filter stick, so that the silica gel material has the characteristics that the phenol and crotonaldehyde content in the cigarette smoke is significantly reduced and meanwhile, the mouthfeel of the cigarette is not affected when the harm to a smoker is reduced; the method for preparing the filter stick by using the macroporous silica gel material disclosed by the invention is simple, low in cost, and easy to for large-scale production; the actual production application feasibility is large.
Description
Technical field
The invention belongs to cigarette material technical field, relate to a kind of application reducing the silica gel material of phenol and crotonaldehyde in cigarette smoke, be specifically related to a kind of application of the amorphous large pore material of total silicon type in cigarette filter rod reducing phenol and crotonaldehyde in cigarette smoke.
Background technology
Harmful substance in cigarette smoke mainly comprises carbon monoxide, nitrogen oxide, methacrylaldehyde, volatile aromatics, hydrogen cyanide, nitrosamine etc. in flue gas gas gas-phase objects, the radioactive element etc. of the condensed-nuclei aromatics in Smoke Particulate, phenols, nicotine, nitrosamine (especially tobacco-specific nitrosamine) and some heterocyclic compounds and trace, these materials can cause direct harm to human body.Low grade aldehyde in components in cigarette smoke gas phase thing such as formaldehyde, acetaldehyde, methacrylaldehyde and crotonaldehyde etc. come from Substance Transformations such as sugar, pectin, protein in combustion, these volatile carbonyl compounds have ciliary toxicity, enter can suppress the excremental removing of lung after human body thus cause PUD D with hydrogen cyanide together with ammonia.Phenol compound in Smoke Particulate is generated by polyphenol compound cracking in combustion, and phenolic compound enters in human body chemical reaction can occur with the protein in cell magma, thus causes sequel slow poisoning or acute poisoning.Therefore be necessary to greatly develop Harm reduction techniques technology, by the burst size of nuisance in selectivity reducing cigarette fume.
Reduction crotonaldehyde is a key areas in current cigarette technical research.The major technique that existing reduction crotonaldehyde is taked is absorption and ventilation dilution, and method comprises active carbon, filter tip punching etc., and these technical methods cannot realize reducing the selective of crotonaldehyde and specific aim.In addition in flue gas, the removal of phenol compound is another key areas in cigarette technical research.The method of existing removal phenol compound is mainly realized by the suction-operated of various material, sorbing material mainly contain CNT, calixarene compound, chitosan hydrochloride, containing sugar copolymer and the phenolic resins etc. through primary amine and secondary amine functionalization; Also have and utilize microwave treatment means to change cigarette primary processing technique to reduce the phenol content in cigarette mainstream flue gas, but technical method is comparatively complicated.
Silica gel is as a kind of high activity sorbing material, have that absorption property is high, Heat stability is good, stable chemical nature, have the features such as higher mechanical strength, but, silica gel material there is not yet bibliographical information for reducing phenol in cigarette smoke and crotonaldehyde, still needs to continue to explore suitable techniques and methods.
Summary of the invention
The shortcoming of prior art in view of the above, the object of the present invention is to provide a kind of silica gel material reducing phenol and crotonaldehyde in cigarette smoke, by the macro porous silica gel material of high-specific surface area is added in cigarette filter rod, be applied to cigarette filter processing, can phenol and crotonaldehyde nuisance burst size in selectivity reducing cigarette fume, while minimizing flue gas is to human injury, can not have a negative impact to the sucking quality of cigarette.
For achieving the above object and other relevant objects, the invention provides a kind of macro porous silica gel material of high-specific surface area in the application reducing phenol and crotonaldehyde content in cigarette smoke.
Preferably, described macro porous silica gel material is the amorphous large pore material of total silicon, and its specific area is 300-450m
2/ g, aperture is 5-20nm.
Preferably, described macro porous silica gel material is the amorphous large pore material of total silicon, and its specific area is 330-400m
2/ g, aperture is 8-15nm.
Preferably, macro porous silica gel material adds in cigarette filter rod by the macro porous silica gel material of described high-specific surface area phenol and being applied as of crotonaldehyde content in reduction cigarette smoke, for reducing the content of phenol in cigarette smoke and crotonaldehyde.
The present invention further discloses the cigarette filter rod of the macro porous silica gel material that with the addition of high-specific surface area as described above.
The present invention still further provides the preparation method of above-mentioned cigarette filter rod, specifically comprises the steps:
1), after macro porous silica gel ball being activated, grind, sieve, choose the macro porous silica gel of certain particle diameter;
Preferably, the specification of described macro porous silica gel ball is 125-425 μm.
Preferably, described macro porous silica gel ball activation is 100-120 DEG C of heating 3.5-4.5 hour in vacuum drying oven.
Preferably, described macro porous silica gel ball activates as in vacuum drying oven, 110 DEG C are heated 4 hours.
Preferably, the particle diameter of described macro porous silica gel is 20-80 order.
Preferably, the particle diameter of described macro porous silica gel is 40-60 order.
Use the principle of macro porous silica gel material to be in the present invention: the silica gel of different model can form different pore structures because preparation method is different, wherein macro porous silica gel and the maximum difference feature of other silica gel are that pore volume is large, namely adsorbance very greatly, packing ratio heavy and light.Due to macro porous silica gel material surface porous and pore volume is large, increase the specific area of adsorbent, reduce the resistance to mass tranfer of solute, be conducive to adsorbate and reach adsorption equilibrium fast at material surface, enhance adsorption effect.
2) by step 1) described in macro porous silica gel add in triacetyl glycerine, obtain plasticizer after fully stirring;
Preferably, described macro porous silica gel is 3-6:100 with the ratio adding weight of triacetyl glycerine.
Preferably, described macro porous silica gel is 5:100 with the ratio adding weight of triacetyl glycerine.
Preferably, described stirring adopts conventional machine mixer to stir.
Preferably, described mixing time is 50-70min.Described abundant stirring can make macro porous silica gel be dispersed in triacetyl glycerine.Preferably, described mixing time is 60min.
3) by step 2) described in plasticizer add in cigarette filter rod strand material, make cigarette filter rod.
Preferably, described cigarette filter rod strand material is acetate fibres beam material.
Preferably, described cigarette filter rod adopts the instrument and supplies of existing routine to make.
Preferably, described cigarette filter rod is cellulose acetate filter rod.
Preferably, described cigarette filter rod is binary composite cigarette filter stick.
Preferably, described binary composite cigarette filter stick is the acetate silk by being evenly sprayed on filter stick containing the plasticizer of described silica gel material, and the binary compound filter candle formed with the filter stick not adding described silica gel material.Specifically, described binary composite cigarette filter stick comprises filter core and is wrapped in interior integument, the outer casing on filter core; Described filter core is binary composite filter element, and binary composite filter element is made up of spaced acetate fiber section and macro porous silica gel material segment.Macro porous silica gel material segment is formed by being sprayed onto by the macro porous silica gel be dispersed in triacetyl glycerine on acetate silk.
More preferably, described binary compound filter candle, leading portion is the filter stick layer not adding described silica gel material, and back segment is the filter stick layer evenly spraying the plasticizer containing described silica gel material.
Preferably, the described consumption often propping up macro porous silica gel contained in cigarette filter rod is 8-12mg.
Preferably, the described consumption often propping up macro porous silica gel contained in cigarette filter rod is 10mg.
Present invention also offers a kind of purposes that with the addition of cigarette filter rod phenol and crotonaldehyde content in reduction cigarette mainstream flue gas of the macro porous silica gel material of high-specific surface area.
As mentioned above, a kind of application reducing the macro porous silica gel material of phenol and crotonaldehyde in cigarette smoke of the present invention, macro porous silica gel materials application is processed in cigarette filter, effectively can adsorb the nuisance phenol in cigarette mainstream flue gas and crotonaldehyde, phenol and crotonaldehyde nuisance burst size in selectivity reducing cigarette fume, flue gas perfume quantity remains unchanged substantially simultaneously, keeps the flavor and taste of flue gas, can not have a negative impact to the sucking quality of cigarette.The macro porous silica gel material pore volume adopted in the present invention is large, cigarette smoke can be made quickly through the inner void of material, be conducive to the mass transport process of adsorbate.The adding technology of macro porous silica gel material is simple, directly can add, do not affect the moulding process of filter stick in filter stick production process, and with low cost, and the filter stick outward appearance of producing is all consistent with prior art with every physical index, is easy to carry out large-scale production.Further, the filter stick adding macro porous silica gel material significantly can reduce the burst size of phenol and crotonaldehyde in cigarette mainstream flue gas, and reduced rate reaches 33.19%, 60.59% respectively, successful.In addition, large pore material addition in filter stick is few, is conducive to reducing the fragrance that obviously can not affect cigarette in cigarette smoke while nuisance burst size, and production application feasibility is large.
Accompanying drawing explanation
Fig. 1 is shown as the schematic diagram of macro porous silica gel material to crotonaldehyde vapor sorption effect assessment
Fig. 2 is shown as the transmission electron microscope phenogram of macro porous silica gel
Fig. 3 is shown as the nitrogen adsorption-desorption isotherm schematic diagram of macro porous silica gel material
Fig. 4 is shown as the graph of pore diameter distribution of macro porous silica gel material
Detailed description of the invention
Set forth the present invention further below in conjunction with specific embodiment, should be understood that these embodiments are only not used in for illustration of the present invention and limit the scope of the invention.
Below by way of specific instantiation, embodiments of the present invention are described, those skilled in the art the content disclosed by this description can understand other advantages of the present invention and effect easily.The present invention can also be implemented or be applied by detailed description of the invention different in addition, and the every details in this description also can based on different viewpoints and application, carries out various modification or change not deviating under spirit of the present invention.
The following reagent that following examples use and equipment
1. reagent
Macro porous silica gel ball (125-425 μm, Qingdao micro-nano silica gel Science and Technology Ltd.); Triacetyl glycerine (analyzing pure, Hu Shi company of traditional Chinese medicines group); Phenol, crotonaldehyde (98%, Aladdin Reagent Company)
2. equipment
JEM 2010 type high resolution transmission electron microscopy (Japanese JEOL company); ASAP 2010 type N2 adsorption specific surface tester (Micromeritics company of the U.S.); SP-6890 type gas chromatograph (Shandong Lunan Ruihong Chemical Instrument Co., Ltd.); Cerulean SM4500 orthoscopic smoking machine (Cerulean company of the U.S.)
Embodiment 1
After being activated by macro porous silica gel ball, grind, sieve, choosing and obtaining particle diameter is 40-60 object macro porous silica gel material.
Then, the macro porous silica gel material of acquisition is added in triacetyl glycerine, after fully stirring, make macro porous silica gel dispersed, obtain plasticizer.Wherein, described macro porous silica gel is 5:100 with the ratio adding weight of triacetyl glycerine.Plasticizer is added in cigarette filter rod strand material again, according to existing Processes and apparatus, filter stick strand material is made binary composite cigarette filter stick.Described binary composite cigarette filter stick is the acetate silk by being evenly sprayed on filter stick containing the plasticizer of described silica gel material, and the binary compound filter candle formed with the filter stick not adding described silica gel material.Described binary compound filter candle, leading portion is the filter stick layer not adding described silica gel material, and back segment is the filter stick layer evenly spraying the plasticizer containing described silica gel material.The described consumption often propping up macro porous silica gel contained in cigarette filter rod is 10mg.
Embodiment 2
After being activated by macro porous silica gel ball, grind, sieve, choosing and obtaining particle diameter is 20-80 object macro porous silica gel material.
Then, the macro porous silica gel material of acquisition is added in triacetyl glycerine, after fully stirring, make macro porous silica gel dispersed, obtain plasticizer.Wherein, described macro porous silica gel is 3:100 with the ratio adding weight of triacetyl glycerine.Plasticizer is added in cigarette filter rod strand material again, according to existing Processes and apparatus, filter stick strand material is made binary composite cigarette filter stick.Described binary composite cigarette filter stick is the acetate silk by being evenly sprayed on filter stick containing the plasticizer of described silica gel material, and the binary compound filter candle formed with the filter stick not adding described silica gel material.Described binary compound filter candle, leading portion is the filter stick layer not adding described silica gel material, and back segment is the filter stick layer evenly spraying the plasticizer containing described silica gel material.The described consumption often propping up macro porous silica gel contained in cigarette filter rod is 8mg.
Embodiment 3
After being activated by macro porous silica gel ball, grind, sieve, choosing and obtaining particle diameter is 20-80 object macro porous silica gel material.
Then, the macro porous silica gel material of acquisition is added in triacetyl glycerine, after fully stirring, make macro porous silica gel dispersed, obtain plasticizer.Wherein, described macro porous silica gel is 6:100 with the ratio adding weight of triacetyl glycerine.Plasticizer is added in cigarette filter rod strand material again, according to existing Processes and apparatus, filter stick strand material is made binary composite cigarette filter stick.Described binary composite cigarette filter stick is the acetate silk by being evenly sprayed on filter stick containing the plasticizer of described silica gel material, and the binary compound filter candle formed with the filter stick not adding described silica gel material.Described binary compound filter candle, leading portion is the filter stick layer not adding described silica gel material, and back segment is the filter stick layer evenly spraying the plasticizer containing described silica gel material.The described consumption often propping up macro porous silica gel contained in cigarette filter rod is 12mg.
Embodiment 4
Evaluated crotonaldehyde vapor sorption effect by the macro porous silica gel material obtained in embodiment 1, idiographic flow technique is shown in Fig. 1.From macro porous silica gel material in Fig. 1 to the schematic diagram of crotonaldehyde vapor sorption effect assessment, the mist entering gas-chromatography is made up of two parts: out divide two-way to connect two mass flow controllers from air compressor, wherein a road is through crotonaldehyde tank, crotonaldehyde solution is advertised out formation crotonaldehyde saturated vapor and is then arrived mixed gas tank by compressed air, and control flow is 20ml/min; Another road is without crotonaldehyde tank, and directly arrive mixed gas tank, this road is that mixture gas is used for diluting the crotonaldehyde saturated vapor entering mixed gas tank, and control flow is 60ml/min; Material is thus formed stable certain density crotonaldehyde steam.
Then, joined in clean U-shaped reaction tube by the sorbing material of certain mass, interface adds silica gel sealing ring or raw material band, add filtering material in the nut of gas outlet, prevent the blowout of test sample, blocking cross valve, fastening nut, makes system seal completely, and U-shaped pipe keeps vertically placing.Open gas chromatograph and computer coherent detection software, regulate gas chromatograph parameters: air: 0.10mpa; Hydrogen: 0.06mpa; Nitrogen: 0.25mpa; Sensitivity: 1; Temperature of vaporization chamber: 130 DEG C; Column compartment temperature: 180 DEG C; Detector temperature: 170 DEG C.Meanwhile, open Flow Measurement Display Meter, regulate air distribution and crotonaldehyde carrier gas flux to desirable value; After stability of flow, start test, four-way reaches setting out on a journey without sorbing material, detects to signal is steady, writes down peak value; Four-way is transferred to lower road path again, make crotonaldehyde steam through sorbing material, detection signal has decline, record after signal value is steady.Obtaining the adsorption capacity of macro porous silica gel to crotonaldehyde according to the change conversion of peak area and be about 2.97mg/g, is have comparatively bigger serface (600m
2/ g) nanometer silicon dioxide material to 7 of crotonaldehyde adsorption capacity times, visible macro porous silica gel material has good adsorption capacity.
Embodiment 5
The macro porous silica gel material of preparation in above-described embodiment 1 is obtained Fig. 2-Fig. 4 after testing, and Fig. 2 is the transmission electron microscope phenogram of macro porous silica gel, and Fig. 3 is the nitrogen adsorption-desorption isotherm schematic diagram of macro porous silica gel material, and Fig. 4 is the graph of pore diameter distribution of macro porous silica gel material.Wherein, the adsorption-desorption isothermal of Fig. 3 is the master data studied surface and the hole of adsorption phenomena and solid, therefrom can study the character in surface and hole, calculating specific area and pore-size distribution, specifically, is by a constant temperature, corresponding certain adsorbate pressure, a certain amount of gas absorption can only being there is in the surface of solids, by measuring corresponding adsorbance under a series of relative pressure, can adsorption-desorption isothermal be obtained.In Fig. 3 lower branch line be material at various pressures to N
2adsorption curve, upper branch line is material desorption curve at various pressures.
Observed the shape characteristic of macro porous silica gel material by Fig. 2, therefrom can find out macro porous silica gel material to be average diameter be the irregular particle of about 10nm, dispersion is comparatively even, not easily reunites.According to Fig. 3-4, by specific area and the pore-size distribution of isothermal adsorption line computation macro porous silica gel material, the BET specific surface area obtaining macro porous silica gel material is 379.8m
2/ g, average pore size is 8.39nm, and the most of molecules be applicable in flue gas enter and transmit.
Embodiment 6
According to method step described in above-described embodiment 1, described macro porous silica gel material is obtained binary composite cigarette filter stick with the level that 10mg/ props up, make test cigarette and with contrast cigarette and contrast.Contrast cigarette is not except containing except adding material, and other specification is as all identical with test cigarette in cigarette material auxiliary material, dimensions, filter stick etc., and filter stick is cellulose acetate filter rod.
Cigarette will be tested and contrast cigarette according to standard ISO 3308-2000 " routine analytical cigarette-smoke extractor-definition and standard conditions ", Cerulean SM4500 orthoscopic smoking machine is adopted to aspirate, trapping smoke components, then the content of phenol in flue gas and crotonaldehyde is measured respectively according to professional standard YCT255-2008 " the mensuration high performance liquid chromatography of main phenolic compounds in main stream smoke of cigarette " and YCT254-2008 " the mensuration high performance liquid chromatography of main carbonyl compounds in main stream cigarette smoke ", tar content in Simultaneously test flue gas, 5, each sample parallel sample, add the reduced rate of phenol and crotonaldehyde in cigarette mainstream flue gas before and after macro porous silica gel material in table 1.
As shown in Table 1, in the present invention, macro porous silica gel material can be applied to the production of composite filter.Macro porous silica gel material adds in cigarette filter rod makes tar content TAR slightly increase, and 5 mean release of phenol and crotonaldehyde are reduced to 33.19%, 60.59% respectively.As can be seen here, to the nuisance phenol in cigarette mainstream flue gas and crotonaldehyde, there is selective reducing effect, and smoking property of cigarette quality is had no adverse effects.
The burst size of phenol and crotonaldehyde in table 1 macro porous silica gel composite filter and common filter stick cigarette mainstream flue gas
| Concentration of harmful substance | Phenol (μ g/cig) | Crotonaldehyde (μ g/cig) | TAR(mg/cig) |
| Contrast cigarette | 9.76 | 11.47 | 8.81 |
| Add macro porous silica gel cigarette | 6.52 | 4.52 | 9.19 |
| Reduced rate (%) | 33.19 | 60.59 | -4.31 |
Embodiment 7
According to method step described in above-described embodiment 2,3, described macro porous silica gel material is made binary composite cigarette filter stick, make test cigarette and with contrast cigarette and contrast.Contrast cigarette is not except containing except adding material, and other specification is as all identical with test cigarette in cigarette material auxiliary material, dimensions, filter stick etc., and filter stick is cellulose acetate filter rod.
Cigarette and contrast cigarette standard ISO 3308-2000 " routine analytical cigarette-smoke extractor-definition and standard conditions " will be tested, Cerulean SM4500 orthoscopic smoking machine is adopted to aspirate, trapping smoke components, then the content of phenol in flue gas and crotonaldehyde is measured respectively according to professional standard YCT255-2008 " the mensuration high performance liquid chromatography of main phenolic compounds in main stream smoke of cigarette " and YCT254-2008 " the mensuration high performance liquid chromatography of main carbonyl compounds in main stream cigarette smoke ", tar content in Simultaneously test flue gas, 5, each sample parallel sample.Result shows, macro porous silica gel material adds in cigarette filter rod makes tar content TAR slightly increase, and phenol 5 mean release are reduced to about 33%, and 5 mean release of crotonaldehyde are reduced to about 60%.As can be seen here, to the nuisance phenol in cigarette mainstream flue gas and crotonaldehyde, there is selective reducing effect, and smoking property of cigarette quality is had no adverse effects.
In sum, its pore volume of macro porous silica gel material of the high-specific surface area that the present invention is used is large, cigarette smoke can be made quickly through the inner void of material, be conducive to the mass transport process of adsorbate.This macro porous silica gel material has the advantages that significantly reduce phenol and crotonaldehyde content in cigarette smoke, does not affect the mouthfeel of cigarette while reducing the harm caused smoker simultaneously.And the method adopting macro porous silica gel material of the present invention to prepare filter stick is simple, with low cost, be easy to carry out large-scale production, production application feasibility is large.So the present invention effectively overcomes various shortcoming of the prior art and tool high industrial utilization.
Above-described embodiment is illustrative principle of the present invention and effect thereof only, but not for limiting the present invention.Any person skilled in the art scholar all without prejudice under spirit of the present invention and category, can modify above-described embodiment or changes.Therefore, such as have in art usually know the knowledgeable do not depart from complete under disclosed spirit and technological thought all equivalence modify or change, must be contained by claim of the present invention.
Claims (10)
1. the macro porous silica gel material of a high-specific surface area is in the application reducing phenol and crotonaldehyde content in cigarette smoke.
2. the macro porous silica gel material of a kind of high-specific surface area according to claim 1 is in the application reducing phenol and crotonaldehyde content in cigarette smoke, and it is characterized in that, described macro porous silica gel material is the amorphous large pore material of total silicon, and its specific area is 330-450m
2/ g, aperture is 5-20nm.
3. a cigarette filter rod, be added with as arbitrary in claim 1-2 as described in the macro porous silica gel material of high-specific surface area.
4. the preparation method of a kind of cigarette filter rod according to claim 3, specifically comprises the steps:
1), after macro porous silica gel ball being activated, grind, sieve, choose the macro porous silica gel of certain particle diameter;
2) by step 1) described in macro porous silica gel add in triacetyl glycerine, obtain plasticizer after fully stirring;
3) by step 2) described in plasticizer add in cigarette filter rod strand material, make cigarette filter rod.
5. the preparation method of a kind of cigarette filter rod according to claim 4, is characterized in that, step 1) in, described macro porous silica gel ball activation is 100-120 DEG C of heating 3.5-4.5 hour in vacuum drying oven.
6. the preparation method of a kind of cigarette filter rod according to claim 4, is characterized in that, step 1) in, the particle diameter of described macro porous silica gel is 20-80 order.
7. the preparation method of a kind of cigarette filter rod according to claim 4, is characterized in that, step 2) in, described macro porous silica gel is 3-6:100 with the ratio adding weight of triacetyl glycerine.
8. the preparation method of a kind of cigarette filter rod according to claim 4, is characterized in that, step 3) in, described cigarette filter rod is binary composite cigarette filter stick; Described binary composite cigarette filter stick is the acetate silk by being evenly sprayed on filter stick containing the plasticizer of described silica gel material, and the binary compound filter candle formed with the filter stick not adding described silica gel material.
9. the preparation method of a kind of cigarette filter rod according to claim 4, is characterized in that, step 3) in, the described consumption often propping up macro porous silica gel contained in cigarette filter rod is 8-12mg.
10. according to the arbitrary described a kind of purposes that with the addition of cigarette filter rod phenol and crotonaldehyde content in reduction cigarette mainstream flue gas of the macro porous silica gel material of high-specific surface area of claim 3-9.
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| CN201410764953.5A CN104473329A (en) | 2014-12-11 | 2014-12-11 | Application of silica gel material in reduction of phenol and crotonaldehyde in cigarette smoke |
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| CN201410764953.5A CN104473329A (en) | 2014-12-11 | 2014-12-11 | Application of silica gel material in reduction of phenol and crotonaldehyde in cigarette smoke |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113598411A (en) * | 2021-08-31 | 2021-11-05 | 上海烟草集团有限责任公司 | Composite filter tip for adsorbing crotonaldehyde in cigarette smoke and cigarette |
| CN113633021A (en) * | 2021-08-25 | 2021-11-12 | 上海烟草集团有限责任公司 | Method for reducing butyric acid in cigarette smoke |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1066767A (en) * | 1991-05-23 | 1992-12-09 | 高春平 | Filtering material for carcinogen in the tobacco smoke |
| TW490316B (en) * | 2000-04-20 | 2002-06-11 | Philip Morris Prod | High efficiency cigarette filters having shaped micro cavity fibers impregnated with adsorbent or absorbent materials |
| US20020166564A1 (en) * | 1997-12-19 | 2002-11-14 | Sung Michael T. | Silica resin filter for smoking articles |
| CN1513390A (en) * | 2003-06-12 | 2004-07-21 | 玉溪金灿科技有限公司 | Filter tip for lowering harmful matter in cigarette, and its prepn. method |
| US20050133047A1 (en) * | 2003-12-22 | 2005-06-23 | Philip Morris Usa Inc. | Smoking articles and filters with carbon-coated molecular sieve sorbent |
| CN103948169A (en) * | 2014-05-08 | 2014-07-30 | 浙江中烟工业有限责任公司 | Wet-combined filter stick for selectively reducing NNK in cigarette mainstream flue gas, as well as preparation method and application thereof |
-
2014
- 2014-12-11 CN CN201410764953.5A patent/CN104473329A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1066767A (en) * | 1991-05-23 | 1992-12-09 | 高春平 | Filtering material for carcinogen in the tobacco smoke |
| US20020166564A1 (en) * | 1997-12-19 | 2002-11-14 | Sung Michael T. | Silica resin filter for smoking articles |
| TW490316B (en) * | 2000-04-20 | 2002-06-11 | Philip Morris Prod | High efficiency cigarette filters having shaped micro cavity fibers impregnated with adsorbent or absorbent materials |
| CN1513390A (en) * | 2003-06-12 | 2004-07-21 | 玉溪金灿科技有限公司 | Filter tip for lowering harmful matter in cigarette, and its prepn. method |
| US20050133047A1 (en) * | 2003-12-22 | 2005-06-23 | Philip Morris Usa Inc. | Smoking articles and filters with carbon-coated molecular sieve sorbent |
| CN103948169A (en) * | 2014-05-08 | 2014-07-30 | 浙江中烟工业有限责任公司 | Wet-combined filter stick for selectively reducing NNK in cigarette mainstream flue gas, as well as preparation method and application thereof |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113633021A (en) * | 2021-08-25 | 2021-11-12 | 上海烟草集团有限责任公司 | Method for reducing butyric acid in cigarette smoke |
| CN113633021B (en) * | 2021-08-25 | 2023-10-13 | 上海烟草集团有限责任公司 | Method for reducing butyric acid in cigarette smoke |
| CN113598411A (en) * | 2021-08-31 | 2021-11-05 | 上海烟草集团有限责任公司 | Composite filter tip for adsorbing crotonaldehyde in cigarette smoke and cigarette |
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Application publication date: 20150401 |