CN212306796U - Aerosol cooling element and filter tip rod capable of being used for heating cigarette - Google Patents
Aerosol cooling element and filter tip rod capable of being used for heating cigarette Download PDFInfo
- Publication number
- CN212306796U CN212306796U CN201922458418.8U CN201922458418U CN212306796U CN 212306796 U CN212306796 U CN 212306796U CN 201922458418 U CN201922458418 U CN 201922458418U CN 212306796 U CN212306796 U CN 212306796U
- Authority
- CN
- China
- Prior art keywords
- cellulose acetate
- cooling element
- aerosol
- sheet
- cigarette
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
An aerosol-cooling element formed by free-stacking of cellulose acetate sheets separated from each other. The cellulose acetate sheet has a width of 2-5mm, a length of 4-25mm and a thickness of 0.2-1 mm. The cellulose acetate sheet comprises cellulose acetate and a modifier. The modifier includes a plasticizer and/or a polyol. The utility model also discloses a preparation method of cellulose acetate sheet and a mouth stick that can be used to heat cigarette, the cooling zone adopts aerosol cooling element, along mouth stick axis direction, cavity section, aerosol cooling element, mouth linking section link to each other in proper order, are formed by the shaping paper parcel. Will the utility model discloses in being applied to the heating cigarette, show advantages such as high temperature thermal deformation resistance ability reinforce, material security height, can realize reducing cigarette smoke temperature, low resistance, the absorbent technological effect of low flue gas of inhaling, improve flue gas sense organ travelling comfort, promote consumer's suction and experience.
Description
Technical Field
The utility model belongs to the technical field of the tobacco, a aerosol cooling element who can be used to heating cigarette is related to.
Background
The heating cigarette is a novel tobacco product, most of smoke aerosol generating substances are completely wrapped by a heating appliance, the temperature of the generated smoke is higher at the heating temperature of 250-300 ℃, the temperature of the first three openings can reach 55-65 ℃, and the smoke release amount is 5% of that of the traditional cigarette.
In order to reduce the smoke temperature and smoke filtration efficiency of heated cigarettes, materials and filter rod constructions were developed in part different from those used for conventional cigarettes, e.g. CN104203015B provides an aerosol-generating article with an aerosol-cooling element having a diameter of 300mm per mm2-1000mm2Total surface area of (a); patents CN107458055A, CN108813713A provide a material for a cooling section carrying a functional film on cellulose paper; CN108041680A uses polylactic acid film material as cooling section;
the cooling element is formed by folding and stacking a certain width of continuous polylactic acid film to form a longitudinal channel, the continuous polylactic acid can generate remarkable thermal shrinkage deformation when cigarettes are smoked, and the safety needs to be verified. Meanwhile, the high surface area also improves the smoke adsorption and reduces the smoking experience of consumers.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an aerosol cooling element is freely piled up by the cellulose acetate sheet and is formed, is applied to it and adds the cigarette with it, can reach and reduce flue gas temperature, low filterable effect of cigarette.
In order to solve the technical problem, the utility model discloses a following technical scheme:
an aerosol-cooling element formed by free-stacking of cellulose acetate sheets separated from each other.
The cellulose acetate sheets can be overlapped at a certain inclination angle; the sheet materials are not pressurized, and are not bonded by any chemical or physical treatment, so that the sheet materials cannot be contracted due to local contraction caused by high-temperature smoke, the influence on the smoke flowing path is reduced, and the suction resistance and the absorption change in the suction process are reduced. The defects existing in the prior art are avoided: for example, the PLA cooling film of the fimo company, the local shrinkage of the film material will cause the film material to shrink together, which has a greater influence.
Optionally, the cellulose acetate sheet has a width of 2-5mm, a length of 4-25mm, and a thickness of 0.2-1 mm; length: width (1-10): 1.
Further, the cellulose acetate sheet has a length of 10-18mm, a width of 3.5-4mm and a thickness of 0.3-0.9 mm.
Furthermore, the length of the cellulose acetate sheet is 4-5mm, the width is 3.5-4mm, and the thickness is 0.3-0.7 mm.
The aerosol-cooling element may be a free stack of cellulose acetate sheets of various lengths, widths and thicknesses, provided that the dimensions are within the above numerical ranges.
The cellulose acetate sheet comprises cellulose acetate and a modifier.
The modifier includes a plasticizer and/or a polyol.
Optionally, the plasticizer comprises one or more of triacetin and acetyl triethyl citrate.
Optionally, the polyol comprises one or more of glycerol, propylene glycol.
Further, the modifier is composed of a plasticizer and a polyol.
Optionally, the modifying agent is 5-45% of the dry weight of the sheet, which is the sum of the weights of the base material and modifying agent.
Further, the modifier is 15-36% of the dry weight of the sheet.
The preparation method of the cellulose acetate sheet comprises the following steps:
(1) mixing cellulose acetate and an organic solvent, uniformly stirring to obtain 5-20 wt% of homogeneous phase slurry, adding a modifier, fully stirring, and blending to form a mixed material, wherein the mass percentage of the cellulose acetate to the modifier is (55-85%): 15% -45%);
(2) and (3) casting the mixed material on a support surface, drying to form a sheet, and cutting to obtain the cooling sheet for the heated cigarette.
Or:
the preparation method of the cellulose acetate sheet comprises the following steps:
(A) mixing cellulose acetate and a modifier to form a mixed material, wherein the mass percentage of the cellulose acetate to the modifier is (60-75%): 25% -40%); (B) and plasticizing, extruding, rolling and stretching the mixed material to form a sheet, cooling by air, slitting and rolling to obtain the cooling sheet for heating the cigarettes.
Optionally, the organic solvent comprises one of acetone and dichloromethane.
Optionally, the temperature of the plasticizing treatment is 120-.
Preferably, the temperature of the plasticizing treatment is 180-.
Optionally, the processing temperature of the extrusion treatment is 100-220 ℃, the extrusion thickness is 2-5mm, and the stretching ratio is controlled to be 1-1.5.
The aerosol cooling element is applied to heating cigarettes.
Optionally, the aerosol-cooling element comprises cellulose acetate sheet in an amount of 50-300mg per cigarette.
Further, the addition amount of the cellulose acetate sheet contained in the aerosol cooling element in each cigarette is 100-250 mg.
Optionally, the aerosol-cooling element comprises a cellulose acetate sheet providing 100-2The flue gas contact surface area of.
Further, the cellulose acetate sheet contained in the aerosol cooling element can provide 300-1200mm of cellulose acetate in each cigarette2The flue gas contact surface area of.
A filter tip capable of being used for heating cigarettes comprises a hollow section, a cooling section and a filter tip section, wherein the cooling section adopts the aerosol cooling element, the hollow section, the aerosol cooling element and the filter tip section are sequentially connected along the axial direction of the filter tip and are formed by wrapping forming paper.
Further, the aerosol-cooling element comprises a cellulose acetate sheet having a width greater than the inner diameter of the hollow tube to prevent it from entering the hollow tube.
Optionally, the hollow section and the mouthpiece section employ a hollow cellulose acetate tube and a cellulose acetate mouthpiece, respectively.
Optionally, the hollow cellulose acetate tube, the aerosol cooling element and the cellulose acetate mouthpiece of the cellulose acetate mouthpiece rod have a length ratio of: (1-3): 1-5): 1-3.
Will contain the utility model discloses aerosol cooling element's cellulose acetate filter rod is applied to the heating cigarette, compares with polylactic acid fold form membrane cooling unit filter rod (the same with CN104203015B patent content) and the cylindrical cigarette filter rod of conventional silk bundle class, can not show thermal contraction adhesion phenomenon through taking place between cellulose acetate sheet and the sheet among the aerosol cooling element, can not inhale to hinder and produce harmful effects to the heating cigarette, can not influence the suction quality along with the high temperature flue gas.
The cellulose acetate sheet in the aerosol cooling element has a lower surface area than pleated temperature reduction sheets (such as the sheet disclosed in the CN104203015B patent document) and may reduce smoke filtration.
The modifier in the aerosol cooling element can absorb heat by vaporization and evaporation along with high-temperature smoke, so that the temperature of the smoke is reduced.
Since the technical scheme is used, the utility model discloses the beneficial effect who obtains includes:
the aerosol cooling element and the cellulose acetate filter tip made by the aerosol cooling element have the advantages of strong high-temperature heat deformation resistance, high material safety and the like; the cellulose acetate filter tip is applied to heating cigarettes, so that the technical effects of reducing the smoke temperature of the cigarettes, reducing the smoke resistance and reducing the smoke adsorption can be achieved, the smoke sense organ comfort can be improved, and the satisfaction of consumers can be improved.
Drawings
Fig. 1 is a schematic cross-sectional view of an embodiment of an aerosol-cooling element according to the present invention.
Fig. 2 is a schematic structural diagram of an embodiment of a filter rod made of the aerosol cooling element of the present invention.
Figure 3 is a graph of the smoke temperature test of sample 1 obtained by applying the embodiment of the filter tip made of the aerosol cooling element of the present invention to a cigarette as control a.
Figure 4 is an axial schematic view of a filter rod embodiment 2 made from the aerosol cooling elements shown in sample 8 and sample 9 of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and examples.
Introduction of raw materials and equipment in the examples:
cellulose diacetate tow (tow single denier > 10 denier, total denier > 15000 denier) available from Nantong acetate Co.
Cellulose diacetate, made by acetylation of wood pulp, was a white powder supplied by Nantong acetate Co.
Glyceryl triacetate, glycerol and food additives are provided by the national reagent company.
The twin-screw extruder was a model BP-8177-ZB available from precision instruments Co., Ltd.
Single screw extruder: the model BP-8176-B of precious instruments Limited is adopted.
Example 1：
Figure 1 is a schematic cross-sectional view of an aerosol-cooling element 2 according to the invention.
As mentioned above, the aerosol-cooling element 12 of the present invention is formed by freely stacking a plurality of cellulose acetate sheets 10 and wrapping them with a paper wrap 13, wherein the cellulose acetate sheets 10 are separated from each other. The cellulose acetate sheets 10 of the present invention are allowed to overlap at a certain inclination angle; the aerosol-cooling element 12 may be a free stack of cellulose acetate sheets 10 of varying length, width and thickness, provided that the dimensions are within the aforementioned numerical ranges.
Further, the length: width of the cellulose acetate sheet is (1-10): 1, and in alternative embodiments, the cellulose acetate sheet may be 4mm by 18mm sheet, or 4mm by 4mm sheet, and other dimensions. For example, in a cylindrical cavity with a diameter of 7mm and a length of 18mm, sheets with different sizes are combined and freely arranged, which is not described in detail.
FIG. 2 is an axial schematic view of an embodiment of a filter rod made of the aerosol-cooling element of FIG. 1, the cellulose acetate filter rod comprising a cellulose acetate mouthpiece 11, an aerosol-cooling element 12, a plug wrap 13, a hollow acetate tube 14, as shown in FIG. 2;
as shown in fig. 1 and fig. 2, the aerosol cooling element 12 is located between the cellulose acetate mouthpiece 11 and the hollow cellulose acetate tube 14, along the axial direction of the composite filter rod, the aerosol cooling element 12 is formed by freely stacking and stacking a plurality of cellulose acetate sheets, and a layer of paper wrap 13 is wrapped on the outer side of the aerosol cooling element 12, so as to form a cooling section, wherein the cellulose acetate mouthpiece 11, the cooling section 12 and the hollow cellulose acetate tube 14 are sequentially connected to obtain the filter rod of the present invention, and the front end of the hollow cellulose acetate filter rod 14 is combined with the tobacco section to obtain a heated cigarette product.
The addition amount of the cellulose acetate sheet in the aerosol cooling element 12 in each cigarette is 100-250mg, and the density is 1.0-1.25mg/mm3。
The basic information for examples, samples 1-7, is shown in Table 1. The diameter of the composite filter tip is 7.5 mm; the inner diameter of the hollow acetate fiber tube 14 is 3.3mm, and the length is 8 mm; the cellulose acetate mouthpiece 11 is a cellulose acetate tow mouthpiece rod with single denier of 20/total denier 27000 and suction resistance of 6.0Pa/mm, and the length is 7 mm;
in samples 1-7, the aerosol cooling section 12 was a cylinder 18mm in length and consistent in diameter with a composite filter rod, in which the cellulose acetate sheet material was 18mm in length, 4.0mm in width and 0.25-0.75mm in thickness. The draw resistance of the heated cigarette was 0.420 kPa.
The cellulose acetate sheet in the aerosol cooling element 12 is prepared by the following solvent film-forming method, which comprises the following steps: mixing cellulose diacetate and acetone, stirring uniformly to obtain homogeneous slurry of 5-20 wt%, adding modifier (glycerol and glycerol triacetate) of 15-36 wt% of cellulose diacetate, stirring fully, and mixing uniformly to obtain a mixture; and (3) casting the mixed material on a supporting surface, and drying to form a sheet, wherein the thickness of the obtained cooling sheet for the heating cigarette is 0.3-0.75 mm.
The cellulose acetate sheet in the aerosol-cooling element 12 may be prepared by a method comprising the steps of:
1) grinding a cellulose diacetate raw material, drying at 110 ℃ for 2 hours to remove water to obtain cellulose diacetate particles with the particle size of 100 mu m, mixing 70 parts by mass of the cellulose diacetate particles and 30 parts by mass of glycerol triacetate, and uniformly mixing to obtain a mixed material;
2) and (2) placing the mixed material in a double-screw extruder for plasticizing at 180 ℃ to obtain plasticized particles, extruding, rolling and stretching the plasticized particles by a single-screw extruder at 120 ℃ according to a stretching ratio of 1.3 to obtain a plastic sheet, and carrying out air cooling, slitting and rolling on the plastic sheet to obtain the cellulose acetate sheet with the width of 25mm and the thickness of 0.25mm for heating the cigarettes.
Comparative example 1:
the aerosol-cooling element 12 described in example 1 was replaced with a folded polylactic acid film material, which was used in example 1 of the chinese patent with the reference CN104203015BThe polylactic acid has the same performance, the length of the polylactic acid film folding material is 18mm, the thickness is 50 mu m, the porosity is 72 percent, and the surface area is about 9000mm2The adding amount of the polylactic acid film folding material in the composite filter rod is 250mg, the obtained heated cigarette product is a comparison A, and the suction resistance of the heated cigarette product is 0.510 kPa.
Comparative example 2:
the aerosol-cooling element 12 of example 1 was replaced with a folded cellulose acetate film material having a length of 18mm and a thickness of 75 μm, an applied amount of 15% of triglyceride and a porosity of 65%, wherein the amount of the folded cellulose acetate film material added to the composite filter rod was 330mg, and the resulting heated cigarette product was control B having a draw resistance of 0.540 kPa.
Test example 1
Simulated smoking was performed according to the cigarette smoking model specified in the national standard GB/T19609-2004 using the Canadian deep draw mode (HCI) with the following smoking parameters: aspiration volume 55mL, aspiration frequency 30s, aspiration duration 2 s. And detecting the smoke temperature value when six mouths of the cigarette sample are smoked by using a thermocouple temperature detector, wherein the temperature of the position of the center of the cigarette holder rod, which is 0mm away from the mouth end, is detected.
Specific results are shown in table 2. Fig. 3 is a graph of the smoke temperature test curve of the comparison a and the sample 1 of the present invention.
TABLE 1 sample information Table for samples 1 to 7 obtained in example
| Sample numbering | The content of glycerol triacetate is wt% | The content of the glycerol is wt% | Adding in mg/ |
| Sample | |||
| 1 | 36 | / | 200 |
| |
21 | / | 100 |
| Sample 3 | 21 | / | 250 |
| Sample No. 4 | 15 | / | 200 |
| Sample No. 5 | 8 | 7 | 200 |
| Sample No. 6 | 14 | 7 | 250 |
| Sample 7 | 30 | / | 200 |
TABLE 2 temperature results Table for the flue gas temperature (deg.C) by mouth
| Sample (I) | First port | Second port | Third port | The fourth port | Fifth port | Sixth port |
| Control A | 59.1 | 59.5 | 56.7 | 54.9 | 51.7 | 49.1 |
| |
52.5 | 55.4 | 55.2 | 53.7 | 51.2 | 48.8 |
| |
56.9 | 58.5 | 56.9 | 55.6 | 53.0 | 50.4 |
| Sample 3 | 55.1 | 58.0 | 55.7 | 54.1 | 51.5 | 49.0 |
| Sample No. 4 | 55.9 | 58.4 | 57.5 | 55.3 | 52.4 | 50.2 |
| Sample No. 5 | 55.5 | 57.5 | 56.7 | 55.3 | 53.2 | 51.0 |
| Sample No. 6 | 52.0 | 55.3 | 54.5 | 53.7 | 51.2 | 49.5 |
| Sample 7 | 53.6 | 56.1 | 54.3 | 53.6 | 51.5 | 47.1 |
| Control B | 57.3 | 58.6 | 56.8 | 55.6 | 52.8 | 50.5 |
With reference to table 2 and fig. 2, compared with the control a and the control B, the temperature of the smoke of the sample 1 sucked in the first mouth and the second mouth is reduced to the maximum, and the maximum temperature of the smoke is reduced to about 55 ℃, which indicates that the cellulose acetate sheet cooling section of the heated cigarette has a cooling effect on the smoke.
Meanwhile, the cellulose acetate sheet in the aerosol cooling element 2 does not have the phenomenon of obvious thermal contraction of adhesion, and the cigarette suction resistance of the sample 1 cellulose acetate filter rod sample is reduced by nearly 100Pa compared with that of the control A.
The test data in table 2 show that, as can be seen from the difference in smoke temperature between comparative samples 4 and 5, and between samples 3 and 6, in the case where the amounts of the modifiers are substantially the same, the cellulose acetate sheet for heated cigarettes is prepared using the modifier composed of glycerol triacetate and glycerin, and the obtained cellulose acetate sheet for heated cigarettes is applied to cigarette products, and the smoke cooling effect is superior to that of the cellulose acetate sheet for heated cigarettes using only glycerol triacetate as the modifier.
Example 2
Figure 4 is an axial schematic view of a filter rod of example 2 made from the aerosol-cooling element of examples 8 and 9, said cellulose acetate filter rod comprising a cellulose acetate mouthpiece 11, an aerosol-cooling element 12, a plug wrap 13, a hollow acetate fiber tube 14, as shown in figure 4; cellulose acetate mouthpiece 11 the cooling zone 12 the cavity acetate fiber pipe 14 links to each other in proper order and obtains the utility model discloses the filter rod combines the front end and the 13mm tobacco section of cavity cellulose acetate filter rod 14 and can obtains the heating cigarette product.
The diameter of the composite filter tip is 7.2mm, the inner diameter of the hollow acetate fiber tube 14 is 3.0mm, and the length of the hollow acetate fiber tube is 7 mm; the cellulose acetate mouthpiece 11 is a cellulose acetate tow mouthpiece rod with single denier of 20/total denier 27000 and suction resistance of 9.1Pa/mm, and the length is 8 mm.
The aerosol cooling section 2 is a cylinder with the length of 17mm and the diameter of about 7.2mm, 200mg of cellulose acetate sheet is added into each cigarette, the length is 4.0mm, the width is 4.0mm, the thicknesses of the sheets in the sample 8 and the sample 9 are respectively 0.25mm and 0.75mm, the content of the triglyceride is respectively 25 percent and 36 percent, the sample 8 and the sample 9 are obtained, and the suction resistance of the heated cigarette is respectively 0.333kPa and 0.348 kPa.
Comparative example 3:
the aerosol-cooling element 12 of example 2 was replaced with a folded polylactic acid film material having the same properties as the polylactic acid of example 1 of chinese patent No. CN108041680A, a length of 17mm, a thickness of 40 μm, a porosity of about 83%, an addition of 150mg, and a surface area of about 6000mm2The resulting heated cigarette product was control C and had a draw resistance of 0.440 kPa.
The smoke mouth-to-mouth test temperature data are shown in table 5.
TABLE 5 temperature results Table for the flue gas temperature (deg.C) by mouth
| Sample (I) | First port | Second port | Third port | The fourth port | Fifth port | Sixth port |
| Control C | 53.7 | 56.8 | 56.4 | 52.8 | 47.6 | 42.8 |
| Sample 8 | 49.3 | 54.2 | 54.0 | 50.0 | 46.4 | 42.5 |
| Sample 9 | 46.0 | 51.9 | 51.2 | 47.3 | 43.9 | 40.5 |
Compared with the control C, the smoke resistance of the sample 8 and the sample 9 is reduced by about 100Pa, the smoke mouth-by-mouth smoke temperature is reduced by 2-7 ℃, and the triglyceride modifier in the sample 9 is increased, so that the smoke temperature is favorably reduced. The temperature data show that the cooling section for heating the cigarette cellulose acetate sheet has a cooling effect on smoke.
Test example 2
The nicotine release amount in the total particulate matter of the cigarettes is tested by referring to YC/T156-2001, and the nicotine release amount after 13 mouths of each cigarette is sucked is captured, and the specific test results are shown in Table 4.
Table 4 data on nicotine release from smoke
| Sample numbering | Control A | Sample 3 | Sample No. 5 |
| Nicotine release amount mg/cig | 1.44 | 1.51 | 1.54 |
Cellulose acetate filter rod is applied to in the cigarette product, and the sample 3 that obtains the nicotine release amount and be 1.51mg/cig and the sample 5 that the nicotine release amount is 1.54mg/cig, and the nicotine release amount of every ten thousand bao lu heating cigarettes of selling on the market after 12 mouths of suction is 1.3-1.6mg/cig, and is consequently visible from this, and the nicotine release amount after 13 mouths of sample 3 and sample 5 suction is at the nicotine release amount within range of common commercially available cigarette, and all is higher than the nicotine release amount after 13 mouths of suction of control A, consequently the cellulose acetate filter rod of heating cigarette is applied to in the cigarette product, can reduce the flue gas temperature, can also make the cigarette flue gas keep certain nicotine release amount, satisfies consumer's suction sensory demand.
The foregoing description and description of the embodiments are provided to facilitate understanding and application of the invention by those skilled in the art. It will be readily apparent to those skilled in the art that various modifications can be made to these teachings and the generic principles described herein may be applied to other embodiments without the use of the inventive faculty. Therefore, the present invention is not limited to the above description and the description of the embodiments, and those skilled in the art should be able to make modifications and alterations without departing from the scope of the present invention.
Claims (4)
1. An aerosol-cooling element, characterized by: the aerosol cooling element is formed by freely piling cellulose acetate sheets, and the cellulose acetate sheets are separated from each other; the length: width (1-10): 1 of the cellulose acetate sheet; the cellulose acetate sheet has a width of 2-5mm, a length of 4-25mm and a thickness of 0.2-1 mm.
2. An aerosol-cooling element according to claim 1, wherein: the cellulose acetate sheet has a length of 4-18mm, a width of 3.5-4mm and a thickness of 0.3-0.9 mm.
3. A filter rod for heating cigarettes, comprising a hollow section, a cooling section and a mouthpiece section, characterized in that: the cooling section adopts the aerosol cooling element as claimed in any one of claims 1 or 2, and the hollow section, the aerosol cooling element and the mouthpiece section are sequentially connected along the axial direction of the mouthpiece rod and are formed by wrapping forming paper; the length ratio of the hollow cellulose acetate tube, the aerosol cooling element and the cellulose acetate mouthpiece of the cellulose acetate mouthpiece rod is as follows: (1-3): 1-5): 1-3.
4. A filter rod usable with a heated cigarette according to claim 3, wherein: the aerosol-cooling element comprises a sheet of cellulose acetate having a width greater than the internal diameter of the hollow section to prevent it from entering the hollow section.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922458418.8U CN212306796U (en) | 2019-12-30 | 2019-12-30 | Aerosol cooling element and filter tip rod capable of being used for heating cigarette |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922458418.8U CN212306796U (en) | 2019-12-30 | 2019-12-30 | Aerosol cooling element and filter tip rod capable of being used for heating cigarette |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212306796U true CN212306796U (en) | 2021-01-08 |
Family
ID=74030927
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922458418.8U Active CN212306796U (en) | 2019-12-30 | 2019-12-30 | Aerosol cooling element and filter tip rod capable of being used for heating cigarette |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212306796U (en) |
-
2019
- 2019-12-30 CN CN201922458418.8U patent/CN212306796U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| RU2710468C2 (en) | Aerosol-generating article and low-resistance support member for use as aerosol-generating article segment | |
| WO2014016961A1 (en) | Smoking article | |
| JP7074413B2 (en) | cigarette | |
| EP3752013B1 (en) | Aerosol-generating article with ventilated hollow segment | |
| JP2004536551A (en) | High performance cigarette filter | |
| KR20150064731A (en) | Smoking article with reduced mouth end staining | |
| JP2021520787A (en) | cigarette | |
| CN110396822A (en) | A kind of PLA composite fibre long filament and its manufacture craft and purposes | |
| CN111109652B (en) | Aerosol cooling element, application thereof and filter tip capable of being used for heating cigarettes | |
| CN111887484B (en) | Aerosol cooling element and application thereof | |
| CN110292207A (en) | Aerosol cooling filter element and low temperature cigarette | |
| RU2637743C2 (en) | Smoking product comprising flow limiter | |
| CN210158000U (en) | Heating non-combustion cigarette with hollow and groove structure | |
| CN212306796U (en) | Aerosol cooling element and filter tip rod capable of being used for heating cigarette | |
| CN214431744U (en) | Supporting and cooling unit using reconstituted tobacco sheets as inner tube and heating cigarette comprising same | |
| WO2020012633A1 (en) | Tow band for electronic cigarette tip, electronic cigarette tip, and production method of tow band for electronic cigarette tip | |
| WO2020067766A1 (en) | Aerosol-generating rod comprising tabacco strands arranged in parallel | |
| CN114652015A (en) | Cooling particles for cigarette filter and preparation method thereof | |
| CN104661543A (en) | Smoking article with contoured filter portion | |
| KR20210021084A (en) | Cooling filter rod and its application | |
| WO2020220592A1 (en) | Cigarette rod for heat-not-burn cigarette | |
| TW202145913A (en) | Non-combustion heating-type cigarette and heating-type cigarette product | |
| CN218389761U (en) | Aerosol-generating article | |
| CN212754232U (en) | Reconstituted tobacco filter unit for cigarettes and cigarette comprising same | |
| JP7476193B2 (en) | Aerosol-generating article including light hollow segments |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |