CN101947436B - Polycation additive for reducing phenols in cigarette smoke and preparation method - Google Patents
Polycation additive for reducing phenols in cigarette smoke and preparation method Download PDFInfo
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- CN101947436B CN101947436B CN2010102788764A CN201010278876A CN101947436B CN 101947436 B CN101947436 B CN 101947436B CN 2010102788764 A CN2010102788764 A CN 2010102788764A CN 201010278876 A CN201010278876 A CN 201010278876A CN 101947436 B CN101947436 B CN 101947436B
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Abstract
The invention discloses a polycation additive for reducing phenols in cigarette smoke and a preparation method. The additive is characterized in that the additive takes the granular porous materials as the carrier and hydrophilic polycation materials are loaded on the porous materials. When applied to preparing the cigarette filters, the additive can selectively reduce the phenols in the cigarette smoke by utilizing own moisture, at the same time, as most aromatic organic compounds are insoluble in water, the additive can avoid aroma component loss while reducing the phenols in the cigarette smoke and maintain the inner quality of the cigarette.
Description
Technical field
The present invention relates to reducing cigarette tar and reducing harm reduction technical field, be specifically related to a kind of polycationic additive capable that reduces content of phenol type substances in the cigarette smoke and preparation method thereof.
Background technology
For a long time, the World tobacco industry is paid much attention to the work of cigarette lowering harm and decreasing coking always.WHO has especially clearly regulation to the control of harmful ingredients in flue gas in recent years, has obtained the active response of countries in the world.To various harmful components in the cigarette smoke, the researcher has been developed the multiple evil technology of falling, and wherein the modification to cigarette filter is the most effectively to fall one of harmful means; Through interpolation in cigarette filter or composite nano materials, macromolecular material and biomaterial etc., reach the effect of some harmful components of effective reduction cigarette smoke.
The cigarette smoke composition is very many, mainly is divided into two types of hydrophilic composition and hydrophobicity compositions.Result of study shows: with some metallic catalysts, porous or mesoporous adsorption material, nano material; Also have of the modification of material such as large biological molecule DNA, lowly played good effect for what hydrophobicity polycyclic aromatic hydrocarbon such as harmful components such as BaP and CO were fallen to cigarette filter; The low CO type cigarette of metallic catalyst has appearred on the market in cigarette filter, adding.The researcher finds with materials such as hemoglobin, tea matter composite modified to cigarette filter, perhaps uses NaA type zeolite composite modified to cigarette filter, for the reduction of harmful constituents such as nitroso compound, aldehyde ketone compound certain effect arranged also.
Phenolic compound is a kind of main harmful substance in the cigarette smoke, can through mucocutaneous, respiratory tract and alimentary canal get in the body with cell magma in protein generation chemical reaction, cause that the stupor of the property accumulated slow poisoning or acute poisoning is dead.Wherein maximum with the toxicity of phenol again, so phenol classified as one of index property compound of cigarette smoke harmful substance, needs monitor and control it.At present, some researchs have begun to pay close attention to the reduction of phenols harmful substance in the cigarette smoke.The extract mixture that discloses among the Chinese patent ZL 200710162960.8 some Chinese herbal medicines is incorporated in the pipe tobacco as the method that reduces phenols harmful substance in the cigarette smoke; But the method might influence the normal combustion of pipe tobacco; The mouthfeel of flue gas is affected, even can increases other harmful components.The calixarenes that discloses among the one Chinese patent application CN200910307638.9 solid powdery directly is added in the cigarette filter as additive, can reduce about 40% phenol, but the toxicity of calixarenes self is still waiting to consider.In addition, disclose ionic liquid, metal oxide additive among one Chinese patent application CN200810031589.6 and the one Chinese patent application CN200710034453.6 respectively, and had certain phenol effect of falling as filter stick; But these two kinds of material preparation technology more complicated, and the filter-tip safe and sanitary problem that is added with ionic liquid or metal oxide also needs further to investigate.Therefore, be necessary to develop a kind of novel cigarette filter-tip additive agent.
Summary of the invention
The present invention is based on phenol type substances principle soluble in water, designed and developed the additive of phenols harmful substance contents in the selectivity reducing cigarette fume that a kind of load has the hydrophily polycation.
The additive of phenol harmful substance contents in a kind of selectivity reducing cigarette fume, be with the porous material be carrier and on porous material load the material of hydrophily polycation.
The present invention finds that the hydrophily polycation has the ability of moisture water conservation, and the ability of its moisture water conservation has guaranteed the moisture in the additive, makes moisture play the effect that phenol harmful substance selectivity in the cigarette smoke is reduced.
Described hydrophily polycation is selected polyacrylate and amino glucose ester hydrochloride for use, wherein contains a large amount of hydroxyl structures, can promote and phenolic compound between active force.
Described polyacrylate and amino glucose ester hydrochloride prepares according to existing polymerization, can synthesize (Biotechnol.Lett., 2001,23,1981 with reference to people's such as Wuqi County research report; ChineseChemical Letters, 2002,12,416.).Conventional method is: synthesizing propylene vinyl acetate at first: acrylic acid and vinylacetate are mixed, under the effect of catalyst, react and make vinyl acrylate; Then, mix with aminoglucose hydrochloride, under the catalytic action of bacillus alkaline protease, react with the gained vinyl acrylate; Crude product is after column chromatography for separation is extracted; Obtain buff product acrylic-amino glucose ester hydrochloride, again this product is carried out radical polymerization (potassium peroxydisulfate is made initator) under nitrogen protection, thick polymerizate is after the water dialysis; Freeze drying promptly gets polyacrylate and amino glucose ester hydrochloride finally.
Described porous material is the carrier of additive, and its porous adsorption capacity provides guarantee for the load of hydrophily polycation; The porous material of preferred particulates shape, granular profile can better meet the production demand of cigarette filter.Described granular porous material can be selected this area granular porous material commonly used, one or more in the preferred diatomite of described porous material, silica gel, active carbon, macroporous absorbent resin, molecular sieve, zeolite, the sepiolite etc. for use.
The quality percentage composition of the hydrophily polycation of load in the described additive is preferably 0.05%～5%, can under the prerequisite of practicing thrift cost, more effectively remove the phenols harmful substance.
The particle diameter of described additive is preferably 0.05mm～3mm, and specific area is preferably 20m
2/ g～1500m
2/ g, quality moisture content are preferably 10%～40% (method of testing of quality moisture content is generally: 100 ℃ of dry 2h, according to the calculated mass moisture content of poor quality before and after dry).
The preparation method of described additive comprises: the mode of hydrophily polycation through common dipping absorption loaded on the porous material, make additive; Concrete steps comprise: the aqueous solution of porous material and hydrophily polycation is fully mixed, leave standstill the back and filter, the solid matter vacuum drying with filtration obtains obtains additive.
The concentration of the aqueous solution of described hydrophily polycation is preferably 0.2g/L～10g/L.
To be water-keeping material through an effect of carrying of porous material construct described additive forms with the hydrophily polycation; Described additive is applied to prepare in the cigarette filter, just can utilizes the phenol harmful substance in the moisture selectivity reducing cigarette fume in the additive.
In the filter stick gross mass in the cigarette filter of a cigarette, the quality percentage composition of described additive is preferably 5%～50%.
Described cigarette filter can be the binary compound cigarette filter, comprises common filter stick and the composite filter that superposes along the axial and common filter stick of common filter stick; Described composite filter is perhaps processed by described additive and common filter stick material by described additive; Composite filter contacts with the pipe tobacco section when being used to prepare cigarette.Wherein, described composite filter is preferably 1～2: 1～2 with the length ratio of common filter stick.
Described cigarette filter can also be the three-stage compound cigarette filter, comprises two sections common filter sticks and the composite filter that superposes along the axial and common filter stick of common filter stick, and described composite filter is between two sections common filter sticks; Described composite filter is perhaps processed by described additive and common filter stick material by described additive; Common filter stick contacts with the pipe tobacco section when being used to prepare cigarette.Wherein, described composite filter is preferably 0.5～2: 1 with the length ratio of the common filter stick of each section.
Material selection this area of described common filter stick is applicable to the material of doing filter stick, as selecting in acetate fiber commonly used, polypropylene fibre, paper fiber, viscose fiber, the Lyocell fiber (being disappearing fibre) etc. one or more for use.
Composite filter of the present invention and common filter stick all adopt the conventional preparation method of this area filter stick to prepare.
The specification of cigarette filter of the present invention can be according to the filter tip specification of commercial cigarettes.
Described phenol type substances comprise phenol ,-in the phenol compound such as cresols, p-Cresol, neighbour-cresols one or more.
Compared with prior art, the present invention has following advantage:
The cigarette filter of additive preparation of the present invention can effectively reduce the phenol harmful components in the flue gas with the moisture of hydrophily polycation in the additive and absorption as filter medium.Compare with the commercial cigarettes of same specification, adopt the cigarette filter of additive preparation of the present invention can make the content of phenol harmful components in the cigarette smoke reduce by 40%～60%.
Because many fragrance organic compounds are water insoluble, additive of the present invention can also be avoided the flavor component loss in the phenol harmful components in reducing flue gas simultaneously, keeps the interior quality of cigarette.
Description of drawings
Fig. 1 is the structural representation that the cigarette of binary compound cigarette filter of the present invention is housed;
Fig. 2 is the structural representation that the cigarette of three-stage compound cigarette filter of the present invention is housed;
Among Fig. 1 and Fig. 2,1 is common filter stick, and 2 is composite filter, and 3 is cigarette filter, and 4 is the pipe tobacco section.
The specific embodiment
Polyacrylate and amino glucose ester hydrochloride synthetic: get at first respectively in the 250mL flask that 0.1mol acrylic acid joins the mercuric acetate that fills 100mL vinylacetate, 0.5g and acetate in minute copper.Heating and magnetic agitation in 60 ℃ constant temperature oil bath, the concentrated sulfuric acid of dropping 0.25mL mass percentage concentration 98% continues reaction 3h after half an hour.After the cooling, add about 2g sodium acetate and fully stir, add saturated sodium bicarbonate solution again, be stirred to bubble collapse, leave standstill, separatory gets crude product with non-water layer decompression distillation, and column chromatography for separation gets vinyl acrylate again.In the conical flask of 250mL, add the aminoglucose hydrochloride of 0.3mol and the vinyl acrylate of 0.1mol, add 1g bacillus alkaline protease and 40mL pyridine again, 50 ℃ were reacted 3 days.After reaction finished, filtration was dezymotized and pyridine is removed in decompression distillation, and crude product uses column chromatography extraction, obtains buff product acrylic-amino glucose ester hydrochloride, 80 ℃ of vacuum drying.In product acrylic-amino glucose ester hydrochloride, add the potassium persulfate solution of 6mg/mL, making the potassium peroxydisulfate quality is 2% of acrylic-amino glucose ester hydrochloride gross mass.Under nitrogen protection; 80 ℃ of stirring reaction 12h; Pour deposition in the acetone, filtration, 50 ℃ of vacuum drying acquisition crude products into, this crude product was dialysed 3 days to big water gaging after being dissolved in suitable quantity of water, and-45 ℃ of freeze dryings get white end product polyacrylate and amino glucose ester hydrochloride.1647cm in the infrared spectrum of above-mentioned product
-1Disappearance, the 3000～3100cm of the two key characteristic peaks of the C=C at place
-1The uncle's ammonium salt characteristic peak and the 1740cm at place
-1The appearance and the 1000～1100cm of the C=O of place key characteristic peak
-1Locate the maintenance at sugared C-O vibration performance peak, product polymerization success is described.
Embodiment 1
With the water-soluble said polycation solution that is mixed with 0.5mg/mL of polyacrylate and amino glucose ester hydrochloride; Again the Powdered silica gel of 5.0g is immersed in the above-mentioned said polycation solution of 15ml; Soak 4h, filter, the gained solid dries by the fire 12h down in 60 ℃; Obtain additive, the quality percentage composition of the polycation of load is 0.8% in the additive.Through the infrared spectrum characterization analysis, 3000～3100cm in the infrared spectrum of this additive
-1, 1740cm
-1With 1000～1100cm
-1The load success on Powdered silica gel of polyacrylate and amino glucose ester hydrochloride has been verified in the appearance of three place's characteristic peaks, obtains the granular porous material that load has polyacrylate and amino glucose ester hydrochloride.
Through detecting, this additive particle diameter is 0.3mm, and specific area is 750m
2/ g, quality moisture content are 15%.
With above-mentioned additive on the acetate silk that is added on shredding on the filter-stick forming device uniformly and roll-forming process composite filter 2; Being raw material with the acetate silk makes common cellulose acetate filter rod 1 according to the preparation method of composite filter 2.The composite filter that makes 2 is axially superposeed with common cellulose acetate filter rod 1 along common cellulose acetate filter rod 1; Make binary compound cigarette filter 3; Wherein, Composite filter 2 is 1: 1 with the length ratio of common cellulose acetate filter rod 1, and the addition of additive is 20% of composite filter 2 and common cellulose acetate filter rod 1 gross mass.
Common cellulose acetate filter rod with the binary compound cigarette filter that makes 3 substitutes in certain brand commercial cigarettes is produced the sample cigarette, and composite filter 2 one ends contact with pipe tobacco section 4 in the sample cigarette.Aldehydes matter in the sample cigarette flue gas is measured, and contrasts with the commercial cigarettes of pipe tobacco of the same race (adopting the common cellulose acetate filter rod of same size).(Cerulean measures on UK) content of phenol type substances according to the Cerulean SM450 type that the is defined in smoking machine of ISO3308 in the cigarette smoke.The result sees table 1.
Table 1 combined type cigarette filter of the present invention is to the harmful effect of falling of phenols harmful substance
With the water-soluble said polycation solution that is mixed with 3mg/mL of polyacrylate and amino glucose ester hydrochloride; Again 5.0g graininess diatom soil is immersed in the above-mentioned said polycation solution of 20ml; Soak 3h, filter, the gained solid dries by the fire 12h down in 60 ℃; Obtain additive, the quality percentage composition of the polycation of load is 0.5% in the additive.Through the infrared spectrum characterization analysis, 3000～3100cm in the infrared spectrum of this additive
-1, 1740cm
-1With 1000～1100cm
-1The load success on graininess diatom soil of polyacrylate and amino glucose ester hydrochloride has been verified in the appearance of three place's characteristic peaks, obtains the granular porous material that load has polyacrylate and amino glucose ester hydrochloride.
Through detecting, this additive particle diameter is 0.1mm, and specific area is 750m
2/ g, quality moisture content are 20%.
Above-mentioned additive roll-forming on filter-stick forming device is processed composite filter 2; Being raw material with the acetate silk makes common cellulose acetate filter rod 1 according to the preparation method of composite filter 2.The composite filter that makes 2 is axially superposeed with common cellulose acetate filter rod 1 along common cellulose acetate filter rod 1; Make binary compound cigarette filter 3; Wherein, Composite filter 2 is 1: 1 with the length ratio of common cellulose acetate filter rod 1, and the addition of additive is 20% of composite filter 2 and common cellulose acetate filter rod 1 gross mass.
Common cellulose acetate filter rod with the binary compound cigarette filter that makes 3 substitutes in certain brand commercial cigarettes is produced the sample cigarette, and composite filter 2 one ends contact with pipe tobacco section 4 in the sample cigarette.Aldehydes matter in the sample cigarette flue gas is measured, and contrasts with the commercial cigarettes of pipe tobacco of the same race (adopting the common cellulose acetate filter rod of same size).The detection method of content of phenol type substances is with embodiment 1 in the cigarette smoke.The result sees table 2.
Table 2 combined type cigarette filter of the present invention is to the harmful effect of falling of phenols harmful substance
With the water-soluble said polycation solution that is mixed with 1mg/mL of polyacrylate and amino glucose ester hydrochloride; Again the 5.0g particulate molecular sieve is immersed in the above-mentioned said polycation solution of 15ml; Soak 3h, filter, the gained solid dries by the fire 12h down in 60 ℃; Obtain additive, the quality percentage composition of the polycation of load is 0.3% in the additive.Through the infrared spectrum characterization analysis, 3000～3100cm in the infrared spectrum of this additive
-1, 1740cm
-1With 1000～1100cm
-1The load success on particulate molecular sieve of polyacrylate and amino glucose ester hydrochloride has been verified in the appearance of three place's characteristic peaks, obtains the granular porous material that load has polyacrylate and amino glucose ester hydrochloride.
Through detecting, this additive particle diameter is 0.5mm, and specific area is 250m
2/ g, quality moisture content are 25%.
With above-mentioned additive on the acetate silk that is added on shredding on the filter-stick forming device uniformly and roll-forming process composite filter 2; Being raw material with the acetate silk makes common cellulose acetate filter rod 1 according to the preparation method of composite filter 2.The composite filter that makes 2 is axially superposeed with common cellulose acetate filter rod 1 along common cellulose acetate filter rod 1; Make binary compound cigarette filter 3; Wherein, Composite filter 2 is 1: 2 with the length ratio of common cellulose acetate filter rod 1, and the addition of additive is 30% of composite filter 2 and common cellulose acetate filter rod 1 gross mass.
Common cellulose acetate filter rod with the binary compound cigarette filter that makes 3 substitutes in certain brand commercial cigarettes is produced the sample cigarette, and composite filter 2 one ends contact with pipe tobacco section 4 in the sample cigarette.Aldehydes matter in the sample cigarette flue gas is measured, and contrasts with the commercial cigarettes of pipe tobacco of the same race (adopting the common cellulose acetate filter rod of same size).The detection method of content of phenol type substances is with embodiment 1 in the cigarette smoke.The result sees table 3.
Table 3 combined type cigarette filter of the present invention is to the harmful effect of falling of phenols harmful substance
With the water-soluble said polycation solution that is mixed with 5mg/mL of polyacrylate and amino glucose ester hydrochloride; Again 5.0g graininess macroporous absorbent resin is immersed in the above-mentioned said polycation solution of 20ml; Soak 6h, filter, the gained solid dries by the fire 12h down in 60 ℃; Obtain additive, the quality percentage composition of the polycation of load is 1% in the additive.Through the infrared spectrum characterization analysis, 3000～3100cm in the infrared spectrum of this additive
-1, 1740cm
-1With 1000～1100cm
-1The load success on the graininess macroporous absorbent resin of polyacrylate and amino glucose ester hydrochloride has been verified in the appearance of three place's characteristic peaks, obtains the granular porous material that load has polyacrylate and amino glucose ester hydrochloride.
Through detecting, this additive particle diameter is 2mm, and specific area is 35m
2/ g, quality moisture content are 40%.
Above-mentioned additive roll-forming on filter-stick forming device is processed composite filter 2; Being raw material with the acetate silk makes common cellulose acetate filter rod 1 according to the preparation method of composite filter 2.The composite filter that makes 2 is placed between two sections common cellulose acetate filter rods 1; And along common cellulose acetate filter rod 1 axial and two sections common cellulose acetate filter rods 1 stacks; Make three-stage compound cigarette filter 3; Wherein, composite filter 2 is 2: 1 with the length ratio of the common cellulose acetate filter rod 1 of each section, and the addition of additive is 15% of composite filter 2 and two sections common cellulose acetate filter rod 1 gross masses.
Common cellulose acetate filter rod with the three-stage compound cigarette filter that makes 3 substitutes in certain brand commercial cigarettes is produced the sample cigarette, and an end of one section common cellulose acetate filter rod 1 contacts with pipe tobacco section 4 in the sample cigarette.Aldehydes matter in the sample cigarette flue gas is measured, and contrasts with the commercial cigarettes of pipe tobacco of the same race (adopting the common cellulose acetate filter rod of same size).The detection method of content of phenol type substances is with embodiment 1 in the cigarette smoke.The result sees table 4.
Table 4 combined type cigarette filter of the present invention is to the harmful effect of falling of phenols harmful substance
Embodiment 5
With the water-soluble said polycation solution that is mixed with 5mg/mL of polyacrylate and amino glucose ester hydrochloride; Again the 2.0g granular active carbon is immersed in the above-mentioned said polycation solution of 25ml; Soak 5h, filter, the gained solid dries by the fire 12h down in 60 ℃; Obtain additive, the quality percentage composition of the polycation of load is 5% in the additive.Through the infrared spectrum characterization analysis, 3000～3100cm in the infrared spectrum of this additive
-1, 1740cm
-1With 1000～1100cm
-1The load success on granular active carbon of polyacrylate and amino glucose ester hydrochloride has been verified in the appearance of three place's characteristic peaks, obtains the granular porous material that load has polyacrylate and amino glucose ester hydrochloride.
Through detecting, this additive particle diameter is 0.1mm, and specific area is 200m
2/ g, quality moisture content are 35%.
With above-mentioned additive on the acetate silk that is added on shredding on the filter-stick forming device uniformly and roll-forming process composite filter 2; Being raw material with the acetate silk makes common cellulose acetate filter rod 1 according to the preparation method of composite filter 2.The composite filter that makes 2 is placed between two sections common cellulose acetate filter rods 1; And along common cellulose acetate filter rod 1 axial and two sections common cellulose acetate filter rods 1 stacks; Make three-stage compound cigarette filter 3; Wherein, composite filter 2 is 1: 1 with the length ratio of the common cellulose acetate filter rod 1 of each section, and the addition of additive is 10% of composite filter 2 and two sections common cellulose acetate filter rod 1 gross masses.
Common cellulose acetate filter rod with the three-stage compound cigarette filter that makes 3 substitutes in certain brand commercial cigarettes is produced the sample cigarette, and an end of one section common cellulose acetate filter rod 1 contacts with pipe tobacco section 4 in the sample cigarette.Aldehydes matter in the sample cigarette flue gas is measured, and contrasts with the commercial cigarettes of pipe tobacco of the same race (adopting the common cellulose acetate filter rod of same size).The detection method of content of phenol type substances is with embodiment 1 in the cigarette smoke.The result sees table 5.
Table 5 combined type cigarette filter of the present invention is to the harmful effect of falling of phenols harmful substance
Embodiment 6
With the water-soluble said polycation solution that is mixed with 1mg/mL of polyacrylate and amino glucose ester hydrochloride; Again 5.0g graininess sepiolite is immersed in the above-mentioned said polycation solution of 10ml; Soak 4h, filter, the gained solid dries by the fire 12h down in 60 ℃; Obtain additive, the quality percentage composition of the polycation of load is 0.05% in the additive.Through the infrared spectrum characterization analysis, 3000～3100cm in the infrared spectrum of this additive
-1, 1740cm
-1With 1000～1100cm
-1The load success on the graininess sepiolite of polyacrylate and amino glucose ester hydrochloride has been verified in the appearance of three place's characteristic peaks, obtains the granular porous material that load has polyacrylate and amino glucose ester hydrochloride.
Through detecting, this additive particle diameter is 3mm, and specific area is 100m
2/ g, quality moisture content are 10%.
With above-mentioned additive on the acetate silk that is added on shredding on the filter-stick forming device uniformly and roll-forming process composite filter 2; Being raw material with the acetate silk makes common cellulose acetate filter rod 1 according to the preparation method of composite filter 2.The composite filter that makes 2 is placed between two sections common cellulose acetate filter rods 1; And along common cellulose acetate filter rod 1 axial and two sections common cellulose acetate filter rods 1 stacks; Make three-stage compound cigarette filter 3; Wherein, composite filter 2 is 1: 2 with the length ratio of the common cellulose acetate filter rod 1 of each section, and the addition of additive is 50% of composite filter 2 and two sections common cellulose acetate filter rod 1 gross masses.
Common cellulose acetate filter rod with the three-stage compound cigarette filter that makes 3 substitutes in certain brand commercial cigarettes is produced the sample cigarette, and an end of one section common cellulose acetate filter rod 1 contacts with pipe tobacco section 4 in the sample cigarette.Aldehydes matter in the sample cigarette flue gas is measured, and contrasts with the commercial cigarettes of pipe tobacco of the same race (adopting the common cellulose acetate filter rod of same size).The detection method of content of phenol type substances is with embodiment 1 in the cigarette smoke.The result sees table 6.
Table 6 combined type cigarette filter of the present invention is to the harmful effect of falling of phenols harmful substance
Claims (7)
1. the additive of phenol harmful substance contents in the selectivity reducing cigarette fume is characterized in that, described phenol harmful substance comprise phenol ,-in the cresols, p-Cresol, neighbour-cresols one or more; Described additive be with the porous material be carrier and on porous material load the material of hydrophily polycation; Described hydrophily polycation is a polyacrylate and amino glucose ester hydrochloride; The quality percentage composition of the hydrophily polycation of load in the described additive is 0.05%～5%; The particle diameter of described additive is 0.05mm～3mm, and specific area is 20m
2/ g～1500m
2/ g, quality moisture content are 10%～40%.
2. the additive of phenol harmful substance contents in the selectivity reducing cigarette fume according to claim 1; It is characterized in that described porous material is one or more in diatomite, silica gel, active carbon, macroporous absorbent resin, molecular sieve, zeolite, the sepiolite.
3. according to the application in the preparation cigarette filter of the additive of phenol harmful substance contents in each described selectivity reducing cigarette fume of claim 1～2.
4. application according to claim 3 is characterized in that, in the filter stick total amount in the cigarette filter of a cigarette, the quality percentage composition of described additive is 5%～50%.
5. application according to claim 3 is characterized in that described cigarette filter is the binary compound cigarette filter, comprises common filter stick and the composite filter that superposes along the axial and common filter stick of common filter stick; Described composite filter is perhaps processed by described additive and common filter stick material by described additive; Composite filter contacts with the pipe tobacco section when being used to prepare cigarette.
6. application according to claim 3; It is characterized in that; Described cigarette filter is the three-stage compound cigarette filter, comprises two sections common filter sticks and the composite filter that superposes along the axial and common filter stick of common filter stick, and described composite filter is between two sections common filter sticks; Described composite filter is perhaps processed by described additive and common filter stick material by described additive; Common filter stick contacts with the pipe tobacco section when being used to prepare cigarette.
7. application according to claim 6 is characterized in that, described composite filter is 0.5～2: 1 with the length ratio of the common filter stick of each section.
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|---|---|---|---|
| CN2010102788764A CN101947436B (en) | 2010-09-10 | 2010-09-10 | Polycation additive for reducing phenols in cigarette smoke and preparation method |
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|---|---|---|---|
| CN2010102788764A CN101947436B (en) | 2010-09-10 | 2010-09-10 | Polycation additive for reducing phenols in cigarette smoke and preparation method |
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| CN101947436B true CN101947436B (en) | 2012-02-08 |
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| CN104720105B (en) * | 2015-02-11 | 2018-01-30 | 浙江中烟工业有限责任公司 | Composite of aldehyde material and its preparation method and application in a kind of selectivity reducing cigarette fume |
| CN110982625A (en) * | 2019-12-29 | 2020-04-10 | 亿利耐雀生物科技有限公司 | Licorice-flavored dried beads for cigarette filter tips and preparation method thereof |
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|---|---|---|---|---|
| US3987802A (en) * | 1975-03-05 | 1976-10-26 | The University Of Delaware | Chitin as an extender and filter for tobacco |
| US5664586A (en) * | 1993-01-19 | 1997-09-09 | Rothmans International Services Limited | Tobacco smoke filters and filter rods therefor |
| CN2485971Y (en) * | 2001-06-11 | 2002-04-17 | 邰增玉 | Ternary compound filter tip |
| CN101171981A (en) * | 2007-10-26 | 2008-05-07 | 梅建华 | Binary composite cigarette filter stick |
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2010
- 2010-09-10 CN CN2010102788764A patent/CN101947436B/en active Active
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3987802A (en) * | 1975-03-05 | 1976-10-26 | The University Of Delaware | Chitin as an extender and filter for tobacco |
| US5664586A (en) * | 1993-01-19 | 1997-09-09 | Rothmans International Services Limited | Tobacco smoke filters and filter rods therefor |
| CN2485971Y (en) * | 2001-06-11 | 2002-04-17 | 邰增玉 | Ternary compound filter tip |
| CN101171981A (en) * | 2007-10-26 | 2008-05-07 | 梅建华 | Binary composite cigarette filter stick |
Non-Patent Citations (2)
| Title |
|---|
| 谢山岭等.壳聚糖-分子筛复合物选择性吸附卷烟烟气中挥发性羰基化合物的应用研究.《化工技术与开发》.2009,第38卷(第11期),第15-18页. * |
| 邱晔等.烟用活性炭及其改性处理对卷烟主流烟气的影响.《昆明理工大学学报(理工版)》.2006,第31卷(第5期),第82-86页. * |
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