CN109700071A - A kind of structure, preparation method and application that can quickly reduce cigarette smoke temperature - Google Patents
A kind of structure, preparation method and application that can quickly reduce cigarette smoke temperature Download PDFInfo
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- CN109700071A CN109700071A CN201910157256.6A CN201910157256A CN109700071A CN 109700071 A CN109700071 A CN 109700071A CN 201910157256 A CN201910157256 A CN 201910157256A CN 109700071 A CN109700071 A CN 109700071A
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Abstract
A kind of structure that can reduce cigarette smoke temperature, the structure are gathered the filter stick formed by particulate matter, include the gap passed through for cigarette smoke in the filter stick.Described for the gap that cigarette smoke passes through is three-dimensional, nonlinear gap.The filter stick includes base particle, adhesive and lapping；Contact point is formed between each adhesive particle, base particle in many places physical adhesion, lapping is wrapped in the filter stick to form porous structure outside.The particulate matter is to reduce cigarette smoke temperature, the particulate matter low to effective component adsorption rate in cigarette smoke.The present invention also provides porous filter sticks not to burn the application method in cigarette field in Novel heating.By adjusting adhesive particle content and the partial size of particle, the resistance to suction of filter stick is controlled with can be convenient, under the conditions of reducing the adsorption filtration to cigarette smoke, while energy is quick, the temperature of cigarette smoke is greatly reduced, and does not bring miscellaneous gas to flue gas.
Description
Technical field
The invention belongs to technical field of tobacco, are related to fume treatment, especially reduce the structure of cigarette smoke temperature.
Background technique
With the ratio decline and increasingly serious tobacco control regulations of cigarette consumption person traditional on international market, numerous world cigarettes
Careless enterprise has carried out the exploitation and marketing for heating the new cigarette that do not burn, such as the IQOS of the world Fei Mo, British American Tobacco
The tobaccos such as the lil of GLO, PLOOM TECH of Japan Tobacco, Korea Spro's cigarette ginseng share KT&G heat product development rapidly, market rule
Mould, consumer groups and capability of production and sale Rapid Expansion year by year, important influence is produced to World tobacco Market Situation.
Heating do not burn tobacco technology be by glow carbon-point or heating electronic component at 200~400 DEG C of temperature plus
Hot tobacco, makes tobacco not burn, but tobacco component remains to distillation and cracking, to also release flue gas.Relative to tradition
Burning tobacco product, heating do not burn cigarette due to there is no burning, release harmful components have compared with traditional cigarette
Significantly reduce, pumped mass close under conditions of, Product Safety significantly improves.However, heating do not burn cigarette due to
Tobacco material does not burn, therefore release exhaust gas volumn is few compared with traditional cigarette, if again using traditional increase filtering and ventilation
Diluted technological means reduces flue-gas temperature, then product exhaust gas volumn can further decline, and can therefore influence the suction impression of product.
On the other hand, the higher problem of the generally existing flue-gas temperature of cigarette of not burning is heated at present, and thus bring flue gas is stimulated and burnt
Thermal sensation can reduce cigarette suction comfort.
Chinese patent CN10756878A discloses a kind of perfuming temperature-lowering base rod, adulterates one in the fiber tow filter rods of cellulose
The diameter of certainty ratio is the particles of polylactic acid or acetate fiber crude granule of 0.45-0.6mm.Chinese patent CN107616543A is disclosed
A kind of cooling flavouring film layer gathers base rod, and zigzag is wrapped up in filter stick and has several size and shapes irregular cigarettes
The rugosity acid fiber by polylactic film layer or acetate fiber film layer in gas channel.Chinese patent CN104203015A, which discloses one kind, to be had
The aerosol of aerosol cooling element generates article, and cooling element, which uses, gathers polylactic acid film.Above three patent is
Reduce the temperature of aerosol using the melting phase transition heat absorption of polylactic acid, but it is common the problem is that packing density of particle compared with
It is small, material and smoke contacts limited area, it is difficult to realize the effect to flue gas fast cooling, and deform and lead after polylactic acid melting
Cause resistance to suction variation.Chinese patent CN1044394719A discloses the method for filter and filter stick of the manufacture comprising porous mass
Be related to its product, the patent use active carbon, molecular sieve isoreactivity substance, to flue gas aerosol have very high filterability
Can, the exhaust gas volumn for heating the cigarette that do not burn is seriously affected, is not suitable for heating the application for the cigarette that do not burn.
Summary of the invention
For aforementioned techniques demand and defect of the existing technology, the purpose of the present invention is to provide a kind of reduction cigarettes
The technology of straw-made articles flue-gas temperature provides one kind quick reduction cigarette smoke temperature, low resistance to suction, the structure of low filtering, especially
Plug configuration, preparation method and application.
In order to achieve the above object, the technical solution adopted by the present invention is that:
A kind of structure that can reduce cigarette smoke temperature, the structure are gathered the filter stick formed, the filter stick by particulate matter
In include the gap that passes through for cigarette smoke.
Further, it is described for the gap that cigarette smoke passes through be it is three-dimensional, perforation, nonlinear gap.
Optionally, the voidage of the filter stick is 40%-90%.
Optionally, the filter stick includes base particle, adhesive and lapping；Adhesive particle and adhesive particle,
Contact point is formed between adhesive particle and base particle, base particle and base particle in many places physical adhesion, lapping
It is wrapped in the filter stick outside to form porous structure.
Optionally, the particulate matter can reduce cigarette smoke temperature, low to effective component adsorption rate in cigarette smoke
Particulate matter.
Optionally, the filter stick is a kind of form of porous mass, and there is papery lapping in the porous mass outer surface.
Optionally, the particle is the activity or non-active particles of non-active particles or outer coating layer.
Optionally, if base particle be non-active particles, equally can outer coating layer, outer coating layer with a thickness of 0-
0.2mm, outer coating layer account for the 0-50% of entire granular mass；Obviously, when the thickness of its outer coating layer or entire granular mass is accounted for
When being 0, that is, indicate the not outer coating layer of non-active particles.
If base particle is active particle, disactivation is needed to handle, outer coating layer with a thickness of 0.001-0.2mm,
Account for the 0.001-50% of entire granular mass.
Optionally, the particle is to be less than 3.0mg/cm to nicotine absorption in flue gas aerosol3Particle.
Optionally, the nonactive organic or inorganic particle.Inorganic particle include aluminum oxide, zirconium oxide, calcium carbonate,
Bead, silica, iron, copper, aluminium, gold, platinum, magnesium silicate ball or calcium sulfate.Organic granular includes cellulose acetate, acetic acid third
Acid cellulose, acetylbutyrylcellulose, microcrystalline cellulose, cane sugar powder, dextrin, lactose, Icing Sugar, glucose, mannitol, starch,
Methylcellulose, ethyl cellulose, polylactic acid, polyethylene, polypropylene, poly butyric ester, poly-epsilon-caprolactone, polyglycolic acid,
At least one of polyhydroxyalkanoates, thermoplastic resin based on starch.
Optionally, the active particle is to adsorb more than nicotine in flue gas aerosol equal to 3.0mg/cm3Particle.It is living
Property particle surface film after, be converted to in flue gas aerosol nicotine absorption be less than 3.0mg/cm3Disactivation particle.
Optionally, the active particle include molecular sieve, active carbon, diatomite, zeolite, perlite, ceramics, sepiolite,
Bleaching earth, ion exchange resin.
Optionally, the film layer is made of filmogen.
Optionally, the filmogen includes cellulose acetate, cellulose acetate propionate, acetylbutyrylcellulose, hydroxypropyl
Cellulose, hypromellose, methylcellulose, ethyl cellulose, polyvinylpyrrolidone, polyethylene contracting ethyl alcohol diethylamine
Acetate, styrol maleic acid copolymers, styrene-ethylene pyridine copolymer, cellulose acetate-phthalate, O-phthalic
Sour hydroxypropyl methyl cellulose, cellulose acetate/polyethylene glycol, methylcellulose/polyethylene glycol, carboxymethyl cellulose/poly- second
Glycol, hypromellose/polyethylene glycol, ethyl cellulose/polyethylene glycol or acrylic resin/polyethylene glycol, polylactic acid.
Optionally, the grain shape includes spherical, spherical, pie, flake, band-like, needle-shaped, multilateral shape, band
Faceted shape is randomly shaped.
Optionally, the particle has at least one dimension, 50 microns, 100 microns, 150 microns, 200 microns or
250 microns of lower limit, until the average diameter of 5000 microns, 2000 microns, 1000 microns, 900 microns or 700 microns of the upper limit.
Optionally, the adhesive particle includes: selected from polyolefin, polyester, polyamide, polyacrylic acid, polyvinyl
Compound, polytetrafluoroethylene (PTFE), polyether-ether-ketone, polyethylene terephthalate, polybutylene terephthalate, poly terephthalic acid
Two methylene ester of hexamethylene, polytrimethylene terephthalate, polyacrylics, polymethyl methacrylate, acrylonitrile-butadiene-
Styrene, styrene-acrylonitrile, styrene-butadiene, styrene-maleic acid, cellulose acetate, cellulose acetate-butyrate, increasing
At least one of plasticized cellulose plastics, cellulose propionate, ethyl cellulose, its any derivative, its any copolymer, Yi Jiqi
Any combination.
Optionally, any shape can be presented in the adhesive particle.Such shape include spherical shape, star, graininess,
Potato, irregular shape and any combination.
Optionally, 5 microns, 10 microns, 50 microns, 100 microns are included at least one dimension of the adhesive particle
Or 150 microns of lower limit, until the average diameter of 500 microns, 400 microns, 300 microns, 250 microns or 200 microns of the upper limit.
Optionally, the adhesive particle accounts for entire filter stick weight 0.1% to 99%.
Optionally, the adhesive particle can have about 0.10g/cm3To about 0.55g/cm3Bulk density,
Including any subset between, such as about 0.17g/cm3To about 0.50g/cm3, or about 0.20g/cm3To about
0.47g/cm3。
Optionally, the adhesive particle melt flow index is less than or equal to 3.5g/10min.
The structure that can reduce cigarette smoke temperature of any description above is in cigarette and heats answering in the cigarette that do not burn
With.
In some embodiments, described adhesive particle can show to gather under its melting temperature and not flow, that is, work as
It is heated to showing not showing polymer flow seldom or when its melting temperature.Such as ultra-high molecular weight polyethylene, extra high molecular
Weight northylen, High molecular weight polyethylene and any combination.In some embodiments, the adhesive is under 190 DEG C and 15kg
Melt flow index (MFI) is less than or equal to 3.5g/10min.A kind of measurement of MFI-polymer flow, such as passes through ASTM
D1238 is measured under 190 DEG C and 15 kilograms loads.
By adjusting adhesive particle and the partial size of base particle, the resistance to suction of filter stick is controlled with can be convenient, reducing
Under the premise of the adsorption filtration of cigarette smoke, while the temperature of cigarette smoke can be greatly reduced, and flue gas not brought any
Miscellaneous gas.
The present invention, which uses to have, adsorbs low base particle to cigarette smoke, adds in die cavity with polymer binder particle
Heat arrives certain temperature, bonds particle and adhesive particle at multiple contact points, forms the porous filter stick of strip wrapped up,
Under the conditions of the filter stick of every cigarette addition above-mentioned preparation of 7-25mm, the temperature for heating the cigarette mainstream flue gas that do not burn can significantly reduce
Degree.Preparation with the filter stick for reducing cigarette smoke temperature porous structure, can complete in a variety of ways.One of method is
Using method described in CN103330283B.The following steps are included:
(1) base particle and adhesive particle are mixed, the mixed material includes multiple non-active particles and multiple viscous
Mixture particle；The weight ratio of adhesive and particle can be according to the requirement of the porosity and resistance to suction of final filter stick in any proportion
It is mixed.The weight of non-active particles can be 40% to 95%, and preferred scope can be 55% to 85%, most preferred model
Enclose to be 67% to 75%.Other components are adhesive particle.
(2) mixture of base particle and adhesive is filled into the mold containing internal lining paper.The grammes per square metre of internal lining paper can be
20-40g, with a thickness of 0.08-0.12mm.The mixing material is heated to 175 DEG C to 300 DEG C, so as to by the host material
It is bonded at multiple contact points, to form the long state porous structure wrapped up；
(3) it is then removed from the molds porous filter stick and cooling, which is cut into the segment of required length.
Porous filter stick can also be prepared using method described in CN04797148A.It is caused including using pneumatic
Close phase charging, basis material is fed in die cavity, and to form required cross-sectional shape, described matrix material includes binder
Grain and base particle；At least part of (such as via microwave radiation) basis material is heated to connect basis material largely
It is bonded at contact, to form the long section of porous structure；The cooling long section of porous structure；It is long radially to cut the porous mass
Section, to generate porous structure.
The present invention controls the resistance to suction of filter stick by adjusting adhesive particle and the partial size of particle in which can be convenient, and is subtracting
Under few adsorption filtration addition to cigarette smoke, while energy is quick, the temperature of cigarette smoke is greatly reduced, and does not bring to flue gas
Miscellaneous gas.
Detailed description of the invention
Fig. 1 is the schematic diagram of fast cooling porous filter stick embodiment of the present invention containing cooling particle.
Fig. 2 is the Three-element composite filter core embodiment schematic diagram comprising the porous filter stick of fast cooling of the present invention.
Fig. 3 is that the heating comprising the porous filter stick of fast cooling of the present invention is not burnt the structural schematic diagram of cigarette embodiment.
Do not burn cigarette products structure and flue-gas temperature test schematic diagram are heated in Fig. 4 control.
In figure: 11-thermocouples detect position；12-the Three-element composite filter cores containing Celluloseacetate cigarette filter tow；13-add
The hot tobacco material that do not burn；14-electric heating body cavitys；15-electrically heated rods；16-ventilation guide holes；17-cell devices；18—
Smoking set element.
Fig. 5 is that do not burnt using the heating of fast cooling filter stick of the present invention cigarette products structure and flue-gas temperature is tested and shown
It is intended to.
In figure: 21-thermocouples detect position；22-the Three-element composite filter cores containing the porous filter stick of fast cooling；23-add
The hot tobacco material that do not burn；24-electric heating body cavitys；25-electrically heated rods；26-ventilation guide holes；27-cell devices；28—
Smoking set element.
Specific embodiment
The present invention is further illustrated with reference to the accompanying drawings and embodiments.
Following percentage (%) is unless otherwise indicated mass percent.
The main body of the porous filter stick of the present invention bonds the structure formed by particulate matter, and the voidage of porous filter stick is particle
Object free space remaining after taking up space, is the free space in addition to base particle and adhesive particle.Including envelope
Enclosed gap and through channel.Flue gas is generated by heater heating pipe tobacco by smoke section, is formed aerosol.Aerosol has
Higher temperature (being greater than 100 DEG C).By sucking, through excessive air filter stick or temperature descending section entrance.Porous filter stick includes at least one
The non-linear channels of perforation after flue gas passes through, reach cooling effect.Non-linear channels can be interlaced or be mutually communicated, shape
At a solid netted channel, aerosol is passed through, while not generating high resistance to suction or " closing pressure drop ".Generate perforation
There are many mode, modes provided by the present invention both to pass through the multiple spot physical adhesion of binder particles and fundamental particle, energy in channel
Enough provide has relatively high porosity, while having the porous filter stick of stronger mechanical strength and hardness again, meets following process
And application requirement.
Terms used herein " closing pressure drop " refers to when volume flow of the sample under stable condition in outlet end is
When being passed through in the case where 17.5mL/s by air stream, it is completely enclosed in measuring device with sample is worked as so that air can not pass through
Static pressure difference when packaging, between sample both ends.CORESTA (" tobacco scientific research according in June, 2007 publication herein
Cooperation Centre ") 41 pairs of closing pressure drops of recommended method measure.Higher closing pressure drop illustrates that smoker must use biggish power
To aspirate smoking apparatus.The pressure drop of porous filter stick can be lower than 200mmH2O (120mm length) is further lower than 100mmH2O.
In order to determine voidage, the average value of fundamental particle and binder particles diameter is found out first, is then made respectively
Volume shared by respective particle is calculated (assuming that the ball based on the average diameter with the density of fundamental particle and binder particles material
Shape).
Described temperature descending section refers to the porous filter stick positioned at smoke section lower end herein.It is traditional by acetate silk shape
At filter stick be not considered temperature descending section.In other words the temperature descending section being made of porous filter stick and traditional cellulose acetate filter rod phase
Than under the same measuring conditions and under the conditions of identical resistance to suction, flue gas aerosol is by porous filter stick temperature at least than acetic acid
Fibrous filter candle reduces by 2 DEG C or more.
Cooling is generally by convection current, and conduction and radiation are to realize.Since heating is not burnt, cigarette smoke temperature is lower, and heat is handed over
The heat of flue gas will be given to temperature descending section by convection current by change owner, and temperature descending section transfers heat to radiating segment by way of conduction
Outer surface, to achieve the purpose that heat dissipation.Traditional cellulose acetate filter rod, arrangement of the tow in filter stick are longitudinal arrangements, silk with
Air between silk has the very low coefficient of heat conduction, therefore thermal energy is difficult to horizontal proliferation.Cause the temperature of flue gas after entrance compared with
It is high.The material of porous filter stick of the invention has three-dimensional arrangement, is convenient for thermal energy cross conduction, therefore has preferably cooling effect
Fruit.Basic granules can be inorganic material, be also possible to organic material.
Phase-change material can selectively be coated in the surface of base particle, further reduce flue-gas temperature.Phase transformation
Material refers to that small molecule or high molecular material have phase transition function in certain temperature range, including the molten of crystalline material
Change.The fusing of crystal is generally accompanied with endothermic thermal event.Small molecule phase-change material includes paraffin etc..Polymeric phase change material includes poly-
Ethylene, PLA, PEG, HPMC/PEG blend.If phase transition temperature is lower than the temperature of the aerosol by heating cigarette generation of not burning,
Phase-change material can further reduce flue-gas temperature.
Heating does not burn cigarette in use, the temperature of tobacco heating generally at 200 to 400 DEG C, discharges nicotine, generation and tradition
Cigarette compares less harmful substance.Therefore fillter section or temperature descending section otherwise reduce or marginally reduce nicotine filtering.
When low adsorption mentioned in the present invention refers to that flue gas passes through temperature descending section, porous structure to amount of flue gas emission without or have compared with
Small retention functions.Such as total exhaust gas volumn (TPM) is not higher than 30% by reducing after temperature descending section.Wherein to nicotine (nicotine)
Interception is not more than 3.0mg/cm3.To guarantee that flue gas does not absorb when passing through temperature descending section or absorb smaller nicotine, base particle
It needs to be non-active particles.Described non-active particles refer to that particle has compact texture or the outer bread of porous active particle
Wrap up in fine and close coating.One typical example of active particle is active carbon.
Moisture counterpart temperature-sensitive degree in flue gas has large effect.Moisture content height will lead to oral cavity burning heat sensation, influence
The comfort sucked.Total moisture in flue gas, by that can be retained by porous filter stick part after temperature descending section.Interception can be greater than
Equal to 30%.Temperature descending section can retain the phenol in flue gas simultaneously, reduce the irritation and harmfulness of flue gas.The retention of phenol amount is big
In equal to 90%.The retention of phenol can be by being dissolved in the steam being trapped, or the polar group with base particle surface
Interaction, achievees the effect that selective absorption.The polar functional group on base particle surface includes hydroxyl.
The main function of adhesive particle is that base particle is at least fixed to base particle in a manner of two-point contact, shape
At porous material or filter stick with higher mechanical strength.Adhesive particle, which is similar in room temperature with solid-state, to be existed.It can be glass
The polymer (glass transition temperature is greater than room temperature) of state, is also possible to crystallization or hemicrystalline elastomer (glass transition temperature
Degree is lower than room temperature), or the elastomer of non-crystalline.Adhesive particle softens during heating, with base particle
Adhesive effect is played in contact.If phase-change material is applied as adhesive particle, heat can be absorbed during phase transition,
Play better cooling effect.
Example 1:
(1) the whole aspect of plug configuration of the present invention
As shown in Figure 1, the porous filter stick of the present invention is a kind of porous cylindrical-shaped structure, filter-rod periphery 22.08mm, filter stick envelope
Closing resistance to suction is 20mmH2O (120mm length), voidage 72%.
(2) structure partial of plug configuration of the present invention
Furthermore, the porous filter stick of the present invention is to wrap up polymer binder particle and surface coating film by forming paper
Cylindrical-shaped structure made of the cellulose acetate spheric granules physical adhesion of layer.
The porous filter stick is that the surface 1.2mm coats polyethylene glycol/hypromellose film layer by 75% average grain diameter
Cellulose acetate spheric granules and 25% 500 micron grain size ultra high molecular polyethylene adhesives be made.Lapping is gram
Weight is 20g, the forming paper with a thickness of 0.08mm.
(3) preparation method of granules used in plug configuration of the present invention
The internal layer of base particle is to be prepared by cellulose diacetate by extrusion spheronization method, and outside coats poly- second two
Alcohol/hypromellose film layer is made by fluidized bed coating.Coating film layer accounts for the 12% of entire granular mass.Thicknesses of layers
It is 0.04 micron.
It is specific the preparation method is as follows:
Use wet grinding at average grain diameter for 48 microns of powder industrial cellulose diacetate.Weigh 1 kilogram it is above-mentioned
1.18 kilogram of 7.8% hypromellose (HPMC) aqueous solution is added, in laboratory wet mixing machine in the powdered sample of grinding
On mixing is sufficiently stirred, be made wet feed.The software wet feed of above-mentioned preparation is enterprising in wet-method extrusion machine (distribution grid aperture 1.0mm)
Row wet process squeezes granulation, obtains cylinder bar.The feed revolving speed of extruder is 23rpm, extruded velocity 26rpm.By cylinder
Bar carries out round as a ball molding on spheronizator, obtains spherical wet granular.Round as a ball condition are as follows: spheronizator first works at 600 rpm
It 1.5 minutes, then works at 500 rpm again 3 minutes.By above-mentioned spherical wet granular, dry 5-6 is small at a temperature of 105-120 DEG C
When, moisture removal is removed, dry particle is obtained, can be used as the inner layer granule of cellulose acetate spheric granules.
The inner layer granule of the drying is coated using fluidized bed bottom spirt row film layer, the dosage of coating solution is controlled, makes to wrap
Clothing film layer accounts for the 12% of final granule quality.After coating, under 60 DEG C of inlet air temperature, dry particle 15 minutes,
It is taken out after grain surface moisture drying, crosses 14 mesh and 20 meshes, the cooling particle of particle size needed for obtaining.By test, particle
Bulk density be 0.50g/mL.Coating solution concentration used is 5.25%.Principal component is hypromellose and polyethylene glycol
6000, solvent is water.It is 23.3% that wherein polyethylene glycol, which accounts for the ratio of principal component,.Fluidized bed coating operating condition are as follows: air inlet temperature
Degree: 60 DEG C, temperature of charge: 37.5-38.5 DEG C, spray tip diameter 1.0mm, atomizing pressure 0.17MPa, peristaltic pump flow velocity
For 10r/min.
(4) using the method for the porous filter stick of the particle preparation present invention
The porous filter stick is by coming from Ticona, the GUR2105 resin of LLC and the cellulose acetate prepared by preceding method
Spheric granules is made.
1) cellulose acetate of the GUR2105 resin of 25% weight and 75% weight prepared by preceding method is spherical
Particle is mixed；
2) and then mold is filled with the mixture in the case where not applying pressure to heating mixture；
3) then the mold is heated at 200 DEG C 40 minutes；
4) it is then removed from the molds porous filter stick and cooling, and with grammes per square metre is 20g, the forming paper of thickness 0.08mm package
Filter stick；
5) filter stick is cut into isometric segment, such as 120mm.
The porous filter stick closes resistance to suction with 72% percent porosity and 20mmH2O (120mm length).
(5) application of the porous filter stick
Porous filter stick obtained above is cut into 18mm segment, there is same circumference with porous filter stick, length is respectively 8mm
Three-element composite filter core is made by filter stick combination process in cellulose acetate blank pipe and 7mm cellulose acetate filter stick, wherein ternary
The interlude of composite filter is that the present invention is based on the porous filter sticks 22 of the fast cooling containing membrane-coating granules (see Fig. 2).Pass through volume again
The tobacco-containing material aerosol atomizing unit (circumference 22.08mm) of cigarette rubbing technique and 12mm length is prepared into Novel heating and does not burn
Cigarette (see Fig. 3).
Cigarette smoking model as defined in GB/T19609-2004 carries out simulation smoking according to national standards, using Canadian deep
It spends suction mode (HCI), smoking parameters are as follows: pumping volume 55mL/L, suction frequencies 30s, puff duration 2s.Use heat
Temperature when galvanic couple temperature detector detects cigarette smoking at cigarette filter rod centre distance mouth end 5mm is (referring to the thermocouple in Fig. 5
Detect position 21).
Pass through the comparison with cellulose acetate filter stick, it may be clearly seen that the cooling effect of porous filter stick.Compare filter stick
Using 22.0Y/31500 Diacetate cellulose tow, it is prepared into acetate fiber base rod using filter stick formation machining, the length is
108mm, circumference 22.89mm, resistance to suction 61.3mmH2O.The base rod is cut into the isometric filter stick of 18mm, replaces the filter of IQOS cigarette
18mm in stick gathers PLA film, the heating containing cellulose acetate filter stick is made does not burn and compare cigarette, and using with it is above-mentioned
It is similarly aspirated containing porous filter stick cigarette and flue-gas temperature test method (see Fig. 4).Test result is shown in Tables 1 and 2.
Comparative example 1 and containing cellulose acetate tow compare cigarette smoke temperature analysis as a result, example 1 every mouthful of flue gas
Temperature is below control cigarette.Compared with containing cellulose acetate tow control cigarette smoke analysis result, main flume
Total granules is much higher than cellulose acetate tow filter stick cigarette, has higher exhaust gas volumn.
Example 2:
(1) the whole aspect of plug configuration of the present invention
As shown in Fig. 2, the porous filter stick of the present invention is a kind of porous cylindrical-shaped structure, filter-rod periphery 21.80mm, filter stick envelope
Close resistance to suction 54mmH2O (120mm length), voidage 70.3%.
(2) structure partial of plug configuration of the present invention
Furthermore, the porous filter stick of the present invention is to wrap up polymer binder particle and surface coating film by forming paper
The cylindrical-shaped structure that the microcrystalline cellulose practical physical of layer is bonded.
The porous filter stick is that the surface 1.2mm coats polyethylene glycol/hypromellose film layer by 75% average grain diameter
Microcrystalline cellulose crude granule and 25% 500 micron grain size ultra high molecular polyethylene adhesives be made.Lapping is that grammes per square metre is
20g, with a thickness of 0.08mm cigarette paper.
(3) preparation method of the used particle of plug configuration of the present invention
The internal layer of the particle is to be prepared by microcrystalline cellulose by extrusion spheronization method, outside cladding polyethylene glycol/
Hypromellose film layer is made by fluidized bed coating.Coating film layer accounts for the 13% of entire granular mass.Thicknesses of layers is
0.05 micron.
It is specific the preparation method is as follows:
1 kilogram of industrial microcrystalline cellulose (production of Anhui mountains and rivers company, 45 microns of powder average particle size) is weighed, is added 1.22
Kilogram 9.1% pregelatinized starch aqueous solution, is sufficiently stirred mixing on laboratory wet mixing machine, and wet feed is made.By above-mentioned system
Wet process is carried out on standby software wet feed wet-method extrusion machine (distribution grid aperture 1.0mm) and squeezes granulation, obtains cylinder bar.It squeezes
The feed revolving speed of machine is 24rpm, extruded velocity 27rpm.Cylinder bar is subjected to round as a ball molding on spheronizator, obtains ball
Shape wet granular.Round as a ball condition are as follows: spheronizator first works 2 minutes at 650rpm, then works at 450 rpm again 3 minutes.It will
Spherical shape wet granular obtained above is 5-6 hours dry at a temperature of 105-120 DEG C, removes moisture removal, obtains dry inner layer granule.
The internal layer rigid particles of drying are coated using fluidized bed bottom spirt row film layer, the dosage of coating solution is controlled, makes to wrap
Clothing film layer accounts for the 13% of final granule quality.After coating, under 60 DEG C of inlet air temperature, dry particle 15 minutes,
Grain surface moisture drying.It takes out, crosses 14 mesh and 20 meshes, the cooling particle of particle size needed for obtaining.By test particle
Bulk density is 0.86g/mL.Coating solution concentration is 5.25%.Principal component be hypromellose and Macrogol 6000, it is molten
Agent is water.It is 23.3% that wherein polyethylene glycol, which accounts for the ratio of principal component,.Fluidized bed coating operating condition are as follows: inlet air temperature: 60 DEG C,
Temperature of charge: 37.5-38.5 DEG C, spray tip diameter 1.0mm, atomizing pressure 0.17MPa, peristaltic pump flow velocity be 10r/
min。
(4) method of the porous filter stick of the particle preparation certain size of the invention, voidage is used
The porous filter stick contains 25%Ticona, the base particle of the above-mentioned preparation of the GUR2105 of LLC and 75%.This is porous
Filter stick has 70.3% percent porosity and 54mmH2O (120mm length) closes resistance to suction.GUR2015 resin and above-mentioned system
After standby base particle mixing, mold is filled with the mixture in the case where not applying pressure to mixture.Then by the mould
Tool is heated at 200 DEG C and is kept for 40 minutes.It is then removed from the molds porous filter stick and cooling, and with grammes per square metre is 20g, thickness
The forming paper of 0.08mm wraps up filter stick.The filter stick is cut into isometric segment, such as 120mm.
(5) application of the porous filter stick of the size, voidage
18mm segment is cut into based on the porous filter stick of the fast cooling containing membrane-coating granules by obtained above, with porous filter stick
With same circumference, length is respectively that 8mm cellulose acetate blank pipe and 7mm cellulose acetate filter stick pass through filter stick combination process
Three-element composite filter core is made, wherein the interlude of Three-element composite filter core is that the present invention is based on the fast prompt drops containing phase transformation membrane-coating granules
The porous filter stick 22 of temperature (see Fig. 2).Pass through the tobacco-containing material aerosol atomizing unit (circumference of cigarette rubbing technique and 12mm length again
It 22.08mm) is prepared into Novel heating and does not burn cigarette (see Fig. 3).The flue gas cool-down method of evaluating performance of porous cooling filter stick is same
Example 1.It the results are shown in Table 1 and table 2.Comparative example 2 and containing cellulose acetate tow control cigarette smoke temperature analysis as a result, reality
Every mouthful of flue-gas temperature of example 2 is below control cigarette.The total granules of its main flume is much higher than cellulose acetate tow filter stick
Cigarette has higher exhaust gas volumn.
Example 3:
(1) the whole aspect of plug configuration of the present invention
As shown in figure 3, the porous filter stick of the present invention is a kind of porous cylindrical-shaped structure, filter-rod periphery 21.93mm, filter stick envelope
Close resistance to suction 74.9mmH2O (120mm length), voidage 68%.
(2) structure partial of plug configuration of the present invention
Furthermore, the porous filter stick of the present invention is that adhesive particle and cellulose acetate spherical are wrapped up by forming paper
Cylindrical-shaped structure made of grain physical adhesion.
The porous filter stick is 1.0mm cellulose acetate spheric granules and 25% (weight) by the average grain diameter of 75% (weight)
500 micron grain size ultra high molecular polyethylene adhesives be made.Lapping is (specific) grammes per square metre 20g, with a thickness of 0.08mm volumes
Cigarette paper.
(3) preparation method of the used particle of plug configuration of the present invention
The internal layer of the particle is to be prepared by cellulose acetate by extrusion spheronization method.It is specific the preparation method is as follows:
Use wet grinding at average grain diameter for 48 microns of powder industrial cellulose diacetate.Weigh 1 kilogram it is above-mentioned
1.18 kilogram of 7.8% hypromellose (HPMC) aqueous solution is added, in laboratory wet mixing machine in the powdered sample of grinding
On mixing is sufficiently stirred, be made wet feed.It will be carried out on the software wet feed wet-method extrusion machine (distribution grid aperture 1.0mm) of above-mentioned preparation
Wet process squeezes granulation, obtains cylinder bar.The feed revolving speed of extruder is 23rpm, extruded velocity 26rpm.By cylindrical bars
Shape object carries out round as a ball molding on spheronizator, obtains spherical wet granular.Round as a ball condition are as follows: spheronizator first works at 600 rpm
It 1.5 minutes, then works at 500 rpm again 3 minutes.By above-mentioned spherical wet granular, dry 5-6 is small at a temperature of 105-120 DEG C
When, moisture removal is removed, dry particle is obtained.14 mesh and 20 meshes are crossed, the cooling particle of particle size needed for obtaining.
(4) method of the porous filter stick of the particle preparation certain size of the invention, voidage is used
The porous filter stick is by 25%Ticona, made of the base particle of the above-mentioned preparation of the GUR2105 of LLC and 75%.
The porous filter stick has 68% percent porosity and 74.9mmH2O (120mm length) closes resistance to suction.The porous filter stick passes through
The particle of GUR2015 resin and above-mentioned preparation is mixed, and then in the case where not applying pressure to mixture with the mixture
Mold is filled to manufacture.Then the mold is heated at 200 DEG C 40 minutes.It is removed from the molds porous filter stick and cooling, and
Filter stick is wrapped up with the forming paper that grammes per square metre is 20, thickness 0.08mm.The filter stick is cut into isometric segment, such as 120mm.
(5) application of the porous filter stick of the size, voidage
The porous filter stick of fast cooling obtained above is cut into 18mm segment, there is same circumference, length with porous filter stick
Respectively Three-element composite filter core is made by filter stick combination process in 8mm cellulose acetate blank pipe and 7mm cellulose acetate filter stick,
Wherein the interlude of Three-element composite filter core is the porous filter stick 22 of fast cooling of the present invention (see Fig. 2).Pass through cigarette rubbing technique again
Novel heating, which is prepared into, with the tobacco-containing material aerosol atomizing unit (circumference 22.08mm) of 12mm length does not burn cigarette (see figure
3).The flue gas cool-down method of evaluating performance of porous cooling filter stick is the same as example 1.It the results are shown in Table 1 and table 2.Comparison example 1 and example 3
Flue-gas temperature analysis is as a result, the 3 flue-gas temperature range of decrease of example and example 1 for being used without film layer base particle quite, compare acetic acid
The filter stick of fiber is low.From flue gas analysis result (being shown in Table 2) as can be seen that the total granules of its flue gas is lower than example 1, but ratio contains
Cellulose acetate tow control cigarette wants much higher.Illustrate it to the absorption of Chemical Components in Cigarette Smoke far below acetate silk
Beam.
Example 4:
(1) the whole aspect of plug configuration of the present invention
As shown in Figure 1, the porous filter stick of the present invention is a kind of porous cylindrical-shaped structure, filter-rod periphery 21.63mm, filter stick envelope
Close resistance to suction 127mmH2O (120mm length), voidage 69%.
(2) structure partial of plug configuration of the present invention
Furthermore, the porous filter stick of the present invention is to wrap up polymer binder particle and microcrystalline cellulose by forming paper
The cylindrical-shaped structure that practical physical is bonded.
500 micron grain sizes of the porous filter stick by 75% average grain diameter for 1.0mm microcrystalline cellulose crude granule and 25% surpass
High molecular polythene adhesive is made.Lapping is that grammes per square metre is 20g, with a thickness of 0.08mm cigarette paper.
(3) preparation method of the used particle of plug configuration of the present invention
The internal layer of the particle is to be prepared by microcrystalline cellulose by extrusion spheronization method.
It is specific the preparation method is as follows:
1 kilogram of industrial microcrystalline cellulose (production of Anhui mountains and rivers company, 45 microns of powder average particle size) is weighed, is added 1.22
Kilogram 9.1% pregelatinized starch aqueous solution, is sufficiently stirred mixing on laboratory wet mixing machine, and wet feed is made.By above-mentioned system
Standby software wet feed carries out wet process on E-50 wet-method extrusion machine (distribution grid aperture 1.0mm) and squeezes granulation, obtains cylinder strip
Object.The feed revolving speed of extruder is 24rpm, extruded velocity 27rpm.Cylinder bar is rolled on S-250 spheronizator
Circle molding, obtains spherical wet granular.Round as a ball condition are as follows: spheronizator first works 2 minutes at 650rpm, then again at 450 rpm
Work 3 minutes.Spherical wet granular obtained above is 5-6 hours dry at a temperature of 105-120 DEG C, moisture removal is removed, is done
Dry internal layer rigid particles.14 mesh and 20 meshes are crossed, the cooling particle of particle size needed for obtaining.
(4) method of the porous filter stick of the particle preparation certain size of the invention, voidage is used
The porous filter stick is made of 25%Ticona, the GUR2105 of LLC and 75% according to the particle of above-mentioned preparation.This is more
Hole filter stick has 69% percent porosity and 127mmH2O (120mm length) closes resistance to suction.The porous filter stick passes through mixing
The particle of GUR2015 resin and above-mentioned preparation, and then filled in the case where not applying pressure to mixture with the mixture
Mold.Then the mold is heated at 200 DEG C 40 minutes.It is then removed from the molds porous filter stick and cooling, and uses grammes per square metre
Filter stick is wrapped up for the forming paper of 20g, thickness 0.08mm.The filter stick is cut into isometric segment, such as 120mm.
(5) application of the porous filter stick of the size, voidage
The porous filter stick of particle fast cooling obtained above is cut into 18mm segment, there is same circumference with porous filter stick,
Length is respectively that by filter stick combination process tri compound is made in 8mm cellulose acetate blank pipe and 7mm cellulose acetate filter stick
Filter stick, wherein the interlude of Three-element composite filter core is that the present invention is based on the porous filter sticks 22 of the fast cooling containing particle (see Fig. 2).
Novel add, is prepared by the tobacco-containing material aerosol atomizing unit (circumference 22.08mm) of cigarette rubbing technique and 12mm length again
Heat does not burn cigarette (see Fig. 3).The flue gas cool-down method of evaluating performance of porous cooling filter stick is the same as example 1.It the results are shown in Table 1 and table 2.
Comparison example 4 and 2 flue-gas temperature of example analysis as a result, do not coat film layer the 4 flue-gas temperature range of decrease of example and example 2 quite,
And it is lower than cellulose acetate filter stick.From flue gas analysis result (being shown in Table 2) it can clearly be seen that the total granules of its flue gas is lower than real
Example 2, but it is higher than containing cellulose acetate tow control cigarette.Illustrate that it is slightly less than vinegar to the absorption of Chemical Components in Cigarette Smoke
Acid cellulose tow.
Example 5:
(1) the whole aspect of plug configuration of the present invention
As shown in Figure 1, the porous filter stick of the present invention is a kind of porous cylindrical object, filter-rod periphery 21.56mm, filter stick envelope
Close resistance to suction 60.5mmH2O (120mm length), voidage 78%.
(2) structure partial of plug configuration of the present invention
Furthermore, the porous filter stick of the present invention is to wrap up polymer binder particle and microcrystalline cellulose by forming paper
The cylindrical object that practical physical is bonded.
500 micron grain sizes of the porous filter stick by 67% average grain diameter for 1.0mm microcrystalline cellulose crude granule and 33% surpass
High molecular polythene adhesive is made.Lapping is that (specific) grammes per square metre is 20g, with a thickness of 0.08mm cigarette paper.
(3) preparation method of the used particle of plug configuration of the present invention
The internal layer of the particle is to be prepared by microcrystalline cellulose by extrusion spheronization method.
It is specific the preparation method is as follows:
1 kilogram of industrial microcrystalline cellulose (production of Anhui mountains and rivers company, 45 microns of powder average particle size) is weighed, is added 1.22
Kilogram 9.1% pregelatinized starch aqueous solution, is sufficiently stirred mixing on laboratory wet mixing machine, and wet feed is made.By above-mentioned system
Standby software wet feed carries out wet process on wet-method extrusion machine (distribution grid aperture 1.0mm) and squeezes granulation, obtains cylinder bar.It squeezes
The feed revolving speed of press is 24rpm, extruded velocity 27rpm.Cylinder bar is subjected to round as a ball molding on spheronizator, is obtained
Spherical wet granular.Round as a ball condition are as follows: spheronizator first works 2 minutes at 650rpm, then works at 450 rpm again 3 minutes.
Spherical wet granular obtained above is 5-6 hours dry at a temperature of 105-120 DEG C, moisture removal is removed, dry rigid is obtained
Grain.14 mesh and 20 meshes are crossed, the cooling particle of particle size needed for obtaining.
(4) method of the porous filter stick of the particle preparation certain size of the invention, voidage is used
The porous filter stick by 33% Ticona, the GUR2105 of LLC and 67% according to the above method prepare particle system
's.The porous filter stick has 78% percent porosity and 60.5mmH2O (120mm length) closes resistance to suction.The porous filter stick
By mixing the particle of GUR2015 resin and above-mentioned preparation, and then used in the case where not applying pressure to heating mixture
The mixture fills mold (being freely sintered) to manufacture.The mold is then heated at 200 DEG C 40 minutes then from mold
Take out porous filter stick and cooling, and with grammes per square metre be 20g, the forming paper of thickness 0.08mm wraps up filter stick.The filter stick is cut into
Long segment, such as 120mm.
(5) application of the porous filter stick of the size, voidage
The porous filter stick of particle fast cooling obtained above is cut into 18mm segment, there is same circumference with porous filter stick,
Length is respectively that by filter stick combination process tri compound is made in 8mm cellulose acetate blank pipe and 7mm cellulose acetate filter stick
Filter stick, wherein the interlude of Three-element composite filter core is that the present invention is based on the porous filter sticks 22 of the fast cooling containing particle (see Fig. 2).
Novel add, is prepared by the tobacco-containing material aerosol atomizing unit (circumference 22.08mm) of cigarette rubbing technique and 12mm length again
Heat does not burn cigarette (see Fig. 3).The flue gas cool-down method of evaluating performance of porous cooling filter stick is the same as example 1.It the results are shown in Table 1.Comparison
As a result, after binder content raising, flue-gas temperature is slightly improved for example 4 and the analysis of 5 flue-gas temperature of example.
Example 6:
(1) the whole aspect of plug configuration of the present invention
As shown in Fig. 2, the porous filter stick of the present invention is a kind of porous cylindrical-shaped structure, filter-rod periphery 22.03mm, filter stick envelope
Close resistance to suction 31mmH2O (120mm length), voidage 73.6%.
(2) structure partial of plug configuration of the present invention
Furthermore, the porous filter stick of the present invention is to wrap up polymer binder particle and surface coating film by forming paper
The cylindrical-shaped structure that the cellulose acetate practical physical of layer is bonded.
The porous filter stick is by the acetate fiber that 75% average grain diameter is that the surface 1.2mm coats hypromellose film layer
Crude granule and 25% 500 micron grain size ultra high molecular polyethylene adhesives be made.Lapping be grammes per square metre be 20g, with a thickness of
0.08mm cigarette paper.
(3) preparation method of the used particle of plug configuration of the present invention
The internal layer of the particle is to be prepared by cellulose acetate by extrusion spheronization method, and outside cladding hydroxypropyl is fine
Tieing up plain film layer is made by fluidized bed coating.Coating film layer accounts for the 12% of entire granular mass.Thicknesses of layers is 0.04 micron.
It is specific the preparation method is as follows:
Use wet grinding at average grain diameter for 48 microns of powder industrial cellulose diacetate.Weigh 1 kilogram it is above-mentioned
1.18 kilogram of 7.8% hypromellose (HPMC) aqueous solution is added, in laboratory wet mixing machine in the powdered sample of grinding
On mixing is sufficiently stirred, be made wet feed.The software wet feed of above-mentioned preparation is enterprising in wet-method extrusion machine (distribution grid aperture 1.0mm)
Row wet process squeezes granulation, obtains cylinder bar.The feed revolving speed of extruder is 23rpm, extruded velocity 26rpm.By cylinder
Bar carries out round as a ball molding on spheronizator, obtains spherical wet granular.Round as a ball condition are as follows: spheronizator first works at 600 rpm
It 1.5 minutes, then works at 500 rpm again 3 minutes.By above-mentioned spherical wet granular, dry 5-6 is small at a temperature of 105-120 DEG C
When, moisture removal is removed, dry particle is obtained, can be used as the inner layer granule of cellulose acetate spheric granules.
The inner layer granule of the drying is coated using fluidized bed bottom spirt row film layer, the dosage of coating solution is controlled, makes to wrap
Clothing film layer accounts for the 12% of final granule quality.After coating, under 60 DEG C of inlet air temperature, dry particle 15 minutes,
It is taken out after grain surface moisture drying, crosses 14 mesh and 20 meshes, the cooling particle of particle size needed for obtaining.By test, particle
Bulk density be 0.50g/mL.Coating solution concentration used is 5.25%.Principal component is hypromellose, and solvent is water.
Fluidized bed coating operating condition are as follows: inlet air temperature: 60 DEG C, temperature of charge: 37.5-38.5 DEG C, spray tip diameter 1.0mm, mist
Change pressure 0.17MPa, peristaltic pump flow velocity is 10r/min.
(4) method of the porous filter stick of the particle preparation certain size of the invention, voidage is used
The porous filter stick contains 25%Ticona, the base particle of the above-mentioned preparation of the GUR2105 of LLC and 75%.This is porous
Filter stick has 73.6% percent porosity and 31mmH2O (120mm length) closes resistance to suction.GUR2015 resin and above-mentioned system
After standby base particle mixing, mold is filled with the mixture in the case where not applying pressure to mixture.Then by the mould
Tool is heated at 200 DEG C and is kept for 40 minutes.It is then removed from the molds porous filter stick and cooling, and with grammes per square metre is 20g, thickness
The forming paper of 0.08mm wraps up filter stick.The filter stick is cut into isometric segment, such as 120mm.
(5) application of the porous filter stick of the size, voidage
18mm segment is cut into based on the porous filter stick of the fast cooling containing membrane-coating granules by obtained above, with porous filter stick
With same circumference, length is respectively that 8mm cellulose acetate blank pipe and 7mm cellulose acetate filter stick pass through filter stick combination process
Three-element composite filter core is made, wherein the interlude of Three-element composite filter core is that the present invention is based on the fast cooling containing membrane-coating granules is more
Hole filter stick 22 (see Fig. 2).Pass through the tobacco-containing material aerosol atomizing unit (circumference of cigarette rubbing technique and 12mm length again
It 22.08mm) is prepared into Novel heating and does not burn cigarette (see Fig. 3).The flue gas cool-down method of evaluating performance of porous cooling filter stick is same
Example 1.It the results are shown in Table 1 and table 2.Comparative example 6 and containing cellulose acetate tow control cigarette smoke temperature analysis as a result, reality
Every mouthful of flue-gas temperature of example 6 is below control cigarette temperature.The total granules of its main flume is filtered higher than cellulose acetate tow
Stick cigarette has higher exhaust gas volumn.
1 main flume temperature test result of table
2 main flume test result of table
The above-mentioned description to embodiment is that this hair can be understood and applied for the ease of those skilled in the art
It is bright.Person skilled in the art obviously easily can make various modifications to these embodiments, and described herein
General Principle is applied in other embodiments without having to go through creative labor.Therefore, the present invention is not limited to implementations here
Example, those skilled in the art's announcement according to the present invention, the improvement for not departing from scope made and modification all should
Within protection scope of the present invention.
Claims (21)
1. a kind of structure that can reduce cigarette smoke temperature, it is characterised in that: the structure is gathered the filter stick formed by particulate matter,
Gap in the filter stick comprising passing through for cigarette smoke.
2. the structure according to claim 1 that cigarette smoke temperature can be reduced, it is characterised in that: described for cigarette smoke
By gap be it is three-dimensional, perforation, nonlinear gap.
3. the structure according to claim 1 that cigarette smoke temperature can be reduced, it is characterised in that: the voidage of the filter stick
For 40%-90%.
4. the structure according to claim 1 that cigarette smoke temperature can be reduced, it is characterised in that: the filter stick includes basis
Particle, adhesive and lapping；Adhesive particle and adhesive particle, adhesive particle and base particle, base particle with
Contact point is formed between base particle in many places physical adhesion, lapping is wrapped in the filter stick to form porous structure outside.
5. the structure according to claim 1 that cigarette smoke temperature can be reduced, it is characterised in that: the particulate matter is to drop
Low cigarette smoke temperature, the particulate matter low to effective component adsorption rate in cigarette smoke.
6. the structure according to claim 1 that cigarette smoke temperature can be reduced, it is characterised in that: the filter stick is that one kind is more
There are papery lapping in the form of hole substance, the porous mass outer surface.
7. the structure according to claim 1 that cigarette smoke temperature can be reduced, it is characterised in that: the particle is nonactive
The active particle or non-active particles of particle or outer coating layer.
8. the structure according to claim 7 that cigarette smoke temperature can be reduced, it is characterised in that: the non-active particles,
Its film layer with a thickness of 0.0-0.2mm, account for the 0-50% of the entire granular mass or 0-50% of size；The active particle, institute
State film layer with a thickness of 0.001-0.2mm, account for the 0.001-50% of the entire granular mass or 0.001-50% of size.
9. the structure according to claim 1 that cigarette smoke temperature can be reduced, it is characterised in that: the particle is to flue gas
Nicotine absorption is less than 3.0mg/cm in aerosol3Particle.
10. the structure according to claim 7 that cigarette smoke temperature can be reduced, it is characterised in that: the non-active particles
For organic granular or inorganic particle；The inorganic particle includes aluminum oxide, zirconium oxide, calcium carbonate, bead, titanium dioxide
Silicon, iron, copper, aluminium, gold, platinum, magnesium silicate ball or calcium sulfate；The organic granular include cellulose acetate, cellulose acetate propionate,
Acetylbutyrylcellulose, microcrystalline cellulose, cane sugar powder, dextrin, lactose, Icing Sugar, glucose, mannitol, starch, Methyl cellulose
Element, ethyl cellulose, polylactic acid, polyethylene, polypropylene, poly butyric ester, poly-epsilon-caprolactone, polyglycolic acid, poly- hydroxyl alkane
Acid esters, the thermoplastic resin based on starch.
11. the structure according to claim 7 that cigarette smoke temperature can be reduced, it is characterised in that: the active particle is
Nicotine in flue gas aerosol is adsorbed more than equal to 3.0mg/cm3Particle.
12. the structure according to claim 7 that cigarette smoke temperature can be reduced, it is characterised in that: the active particle packet
Include molecular sieve, active carbon, diatomite, zeolite, perlite, ceramics, sepiolite, bleaching earth, ion exchange resin.
13. the structure according to claim 7 that cigarette smoke temperature can be reduced, it is characterised in that: the film layer is by forming a film
Material is made.
14. the structure according to claim 13 that cigarette smoke temperature can be reduced, it is characterised in that: the filmogen packet
Include cellulose acetate, cellulose acetate propionate, acetylbutyrylcellulose, hydroxypropylcellulose, hypromellose, Methyl cellulose
Element, ethyl cellulose, polyvinylpyrrolidone, polyethylene contracting ethyl alcohol diethylamine acetate, styrol maleic acid copolymers, benzene second
Alkene-vinylpyridine copolymer, cellulose acetate-phthalate, Hydroxypropyl Methylcellulose Phathalate, cellulose acetate/
Polyethylene glycol, methylcellulose/polyethylene glycol, carboxymethyl cellulose/polyethylene glycol, hypromellose/polyethylene glycol, second
Base cellulose/polyethylene glycol or acrylic resin/polyethylene glycol, polylactic acid.
15. the structure according to claim 7 that cigarette smoke temperature can be reduced, it is characterised in that: the grain shape packet
Include spherical, spherical, pie, flake, band-like, needle-shaped, multilateral shape, band faceted shape or randomly shaped.
16. the structure according to claim 7 that cigarette smoke temperature can be reduced, it is characterised in that: the particle is at least
50 microns, 100 microns, 150 microns, 200 microns or 250 microns of lower limit is included in one dimension, until 5000 microns, 2000
Micron, 1000 microns, the average diameter of the upper limits of 900 microns or 700 microns.
17. the structure according to claim 4 that cigarette smoke temperature can be reduced, it is characterised in that: the adhesive
Grain includes: selected from polyethylene, polypropylene, polyolefin, polylactic acid, polyester, polyamide, polyacrylic acid, polyvinyl compound, gathers
Tetrafluoroethene, polyether-ether-ketone, polyethylene terephthalate, polybutylene terephthalate, cyclohexanedimethanol two are sub-
Methyl esters, polytrimethylene terephthalate, polyacrylics, polymethyl methacrylate, acrylonitrile-butadiene-styrene (ABS), benzene
Ethylene-propylene nitrile, styrene-butadiene, styrene-maleic acid, cellulose acetate, cellulose acetate-butyrate, plasticized fibre element
Plastics, cellulose propionate, ethyl cellulose, its any derivative, at least one of its any copolymer and its any group
It closes.
18. the structure according to claim 4 that cigarette smoke temperature can be reduced, it is characterised in that: the adhesive
The shape of grain includes spherical shape, star, graininess, potato, irregular shape and any combination.
19. the structure according to claim 4 that cigarette smoke temperature can be reduced, it is characterised in that: the adhesive
The lower limit that 5 microns, 10 microns, 50 microns, 100 microns or 150 microns are included at least one dimension of grain, until 500 microns, 400
Micron, 300 microns, the average diameter of the upper limits of 250 microns or 200 microns.
20. the structure according to claim 4 that cigarette smoke temperature can be reduced, it is characterised in that: the adhesive
Grain accounts for entire filter stick weight 0.1% to 99%.
21. any structure that can reduce cigarette smoke temperature is not burnt in cigarette and heating in claim 1 to 20
Application in cigarette.
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