WO2020220507A1 - 一种低截留加热不燃烧卷烟烟支 - Google Patents

一种低截留加热不燃烧卷烟烟支 Download PDF

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Publication number
WO2020220507A1
WO2020220507A1 PCT/CN2019/099836 CN2019099836W WO2020220507A1 WO 2020220507 A1 WO2020220507 A1 WO 2020220507A1 CN 2019099836 W CN2019099836 W CN 2019099836W WO 2020220507 A1 WO2020220507 A1 WO 2020220507A1
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WO
WIPO (PCT)
Prior art keywords
section
paper
supporting
support
heat
Prior art date
Application number
PCT/CN2019/099836
Other languages
English (en)
French (fr)
Chinese (zh)
Inventor
申钦鹏
赵杨
杨柳
刘春波
段沅杏
赵辉
杨继
龚为民
吴俊�
孙志勇
陈永宽
缪明明
Original Assignee
云南中烟工业有限责任公司
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority claimed from CN201910356740.1A external-priority patent/CN109998161A/zh
Priority claimed from CN201910488102.5A external-priority patent/CN110214973A/zh
Application filed by 云南中烟工业有限责任公司 filed Critical 云南中烟工业有限责任公司
Priority to RU2020136434A priority Critical patent/RU2791922C2/ru
Priority to JP2020551345A priority patent/JP7096354B2/ja
Priority to KR1020207029089A priority patent/KR102444970B1/ko
Publication of WO2020220507A1 publication Critical patent/WO2020220507A1/zh

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Classifications

    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D1/00—Cigars; Cigarettes
    • A24D1/02—Cigars; Cigarettes with special covers
    • A24D1/027—Cigars; Cigarettes with special covers with ventilating means, e.g. perforations
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24C—MACHINES FOR MAKING CIGARS OR CIGARETTES
    • A24C5/00—Making cigarettes; Making tipping materials for, or attaching filters or mouthpieces to, cigars or cigarettes
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24C—MACHINES FOR MAKING CIGARS OR CIGARETTES
    • A24C5/00—Making cigarettes; Making tipping materials for, or attaching filters or mouthpieces to, cigars or cigarettes
    • A24C5/005—Treatment of cigarette paper
    • A24C5/007—Perforating
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24C—MACHINES FOR MAKING CIGARS OR CIGARETTES
    • A24C5/00—Making cigarettes; Making tipping materials for, or attaching filters or mouthpieces to, cigars or cigarettes
    • A24C5/14—Machines of the continuous-rod type
    • A24C5/18—Forming the rod
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24C—MACHINES FOR MAKING CIGARS OR CIGARETTES
    • A24C5/00—Making cigarettes; Making tipping materials for, or attaching filters or mouthpieces to, cigars or cigarettes
    • A24C5/14—Machines of the continuous-rod type
    • A24C5/18—Forming the rod
    • A24C5/1885—Forming the rod for cigarettes with an axial air duct
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24C—MACHINES FOR MAKING CIGARS OR CIGARETTES
    • A24C5/00—Making cigarettes; Making tipping materials for, or attaching filters or mouthpieces to, cigars or cigarettes
    • A24C5/14—Machines of the continuous-rod type
    • A24C5/18—Forming the rod
    • A24C5/1892—Forming the rod with additives, e.g. binding agent, flavorants
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24C—MACHINES FOR MAKING CIGARS OR CIGARETTES
    • A24C5/00—Making cigarettes; Making tipping materials for, or attaching filters or mouthpieces to, cigars or cigarettes
    • A24C5/56—Making tipping materials, e.g. sheet cork for mouthpieces of cigars or cigarettes, by mechanical means
    • A24C5/58—Applying the tipping materials
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24C—MACHINES FOR MAKING CIGARS OR CIGARETTES
    • A24C5/00—Making cigarettes; Making tipping materials for, or attaching filters or mouthpieces to, cigars or cigarettes
    • A24C5/56—Making tipping materials, e.g. sheet cork for mouthpieces of cigars or cigarettes, by mechanical means
    • A24C5/58—Applying the tipping materials
    • A24C5/586—Applying the tipping materials to a cigarette
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D1/00—Cigars; Cigarettes
    • A24D1/02—Cigars; Cigarettes with special covers
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D1/00—Cigars; Cigarettes
    • A24D1/04—Cigars; Cigarettes with mouthpieces or filter-tips
    • A—HUMAN NECESSITIES
    • A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
    • A24D—CIGARS; CIGARETTES; TOBACCO SMOKE FILTERS; MOUTHPIECES FOR CIGARS OR CIGARETTES; MANUFACTURE OF TOBACCO SMOKE FILTERS OR MOUTHPIECES
    • A24D1/00—Cigars; Cigarettes
    • A24D1/04—Cigars; Cigarettes with mouthpieces or filter-tips
    • A24D1/045—Cigars; Cigarettes with mouthpieces or filter-tips with smoke filter means

Definitions

  • the patent of the present invention relates to the technical field of heat-not-burn cigarette production, in particular to a low-retention heat-not-burn cigarette stick.
  • Existing heat-not-burn cigarettes mainly include a core material section, a support section, a cooling section and a filter section.
  • the support section not only supports the cigarette, but also gathers the smoke and assists in the cooling section. Cool down the flue gas.
  • the prior art uses online laser drilling methods to penetrate the tube wall of the support section, and the forming paper and tipping paper wrapping the tube wall to form vents, so that outside air enters the support section and mixes with the smoke, thereby increasing the amount of smoke and effectively reducing
  • the flue gas temperature but its cooling effect on the flue gas and the mixing effect of air and flue gas are still not good, because of the following two reasons: 1.
  • the radial support force of the tube wall of the support section is insufficient, and the tube wall receives external force Collapse toward the center of the tube cavity, causing the airflow channels of smoke and air to be blocked, and the amount of smoke is insufficient; 2.
  • the contact area of the smoke and the tube wall of the support section is limited, and effective cooling cannot be achieved; 3.
  • the smoke and air are supporting The residence time in the section is short, and the flue gas and air quickly pass through the support section and enter the cooling section, which cannot achieve full mixing. Therefore, in order to further reduce the temperature of the flue gas, the current main aim is to improve the cooling material in the cooling section or directly increase the amount of the cooling material, but the cooling material is mostly phase change material. After a few puffs, the phase change material shrinks. It collapses and blocks the airflow channel, and the suction resistance is greatly increased, which affects the suction experience.
  • the process of online laser drilling has higher requirements on the material and thickness of the pipe wall of the support section.
  • Support first The material of the pipe wall cannot collapse during the online laser drilling process, and the pipe wall of the support section cannot be particularly thick, so as not to penetrate during the online laser drilling; 2.
  • the online laser drilling process requires high laser power. If the laser drilling equipment fails to penetrate the pipe wall of the support section, there will be problems of unqualified production of heat-not-burn cigarettes and overheating of the cigarette temperature; 3.
  • the paper and the tipping paper form vents. The outside air directly enters the inside of the support section through the vents.
  • the vents introduce air at a high speed, the contact area between the introduced air and the flue gas is limited, and the mixture is uneven, resulting in inhalation of the smoke in the consumer’s mouth
  • the air volume has increased, the smoke concentration is low, the smoke is obviously mixed with a large amount of air, and the smoking quality is severely reduced; 4.
  • the existing online laser drilling methods are 14-15mm or 18mm near the tobacco section. Punch holes at -19mm, and the position of the ventilation holes is fixed.
  • the support section must not only provide a better support for the entire cigarette, but also take into account the role of reducing the temperature of the flue gas and concentrating the flue gas, that is, to develop a flue gas temperature of moderate, sufficient amount of smoke and uniform smoke and mixing , Heat-not-burn cigarettes with high smoke quality are what people want.
  • the present invention is proposed to solve the above-mentioned problems.
  • the present invention provides a low-retention heating non-combustion cigarette, which in turn includes: a smoking core material section 1, a supporting section 2 and a filter section 4;
  • the supporting section 2 includes a tube wall 21 and a lumen 22.
  • the lumen 22 has a supporting member 23 in contact with the tube wall 21, and the supporting member 23 is a first breathable paper;
  • the supporting member 23 divides the lumen 22 into a plurality of longitudinal channels, and the sum of the volumes of the plurality of longitudinal channels is 50%-90% of the volume of the lumen 22;
  • the supporting section 2 and the filter tip section 4 are wrapped by forming paper to form a tipping rod, and the smoking core material section 1 and the tipping rod are connected by tipping paper;
  • the length of the supporting section 2 is 1/3-3/4 of the total length of the mouth stick.
  • the supporting member 23 extends axially along the supporting section 2, and a plurality of the longitudinal channels are parallel to each other.
  • the supporting member 23 helically extends along the axial direction of the supporting section 2 with a helix angle of 5°-30°, and the longitudinal channel extends helically along the axial direction of the supporting section 2.
  • the helix angle refers to the angle at which the terminal end of the support member is twisted in the circumferential direction relative to the start end.
  • the cross section of the supporting member 23 is corrugated or hollow polygonal.
  • the low-retention heat-not-burn cigarettes refers to the fact that compared with the conventional heat-not-burn cigarettes in the prior art, the cigarette stick has a lower rejection rate of the smoke generated by the smoking core section 1.
  • the preparation method of the supporting member 23 is as follows:
  • the first air-permeable paper material of corrugated shape can be gathered to obtain the supporting member 23 with a corrugated cross-section.
  • the first air-permeable paper material of corrugated shape is rolled from one side to the other to obtain a support member with a hollow polygonal cross-section. twenty three.
  • one end of the folded support member 23 rotates in a certain direction, and the twisted angle of the end relative to the other end in the circumferential direction is 5°-30° after the rotation, and the axial direction of the support section 2 can be obtained.
  • Spiral extension support member 23 is
  • step (1) the paper material with good supporting performance is crushed into a porous structure to form the first air-permeable paper material, so that the hot smoke and air are fully mixed in the supporting section 2 without the problem of collapse.
  • Papers that have a certain degree of hardness and are easy to fold into forming can be used as the papers with good supporting properties described in step (1), such as ordinary A4 paper, high-gram paper or kraft paper.
  • the supporting member 23 has a fragrance-enhancing material layer 231 on it.
  • a mixed solution of ethanol and polyol is used as the solvent, and the content of the polyol is greater than 50%.
  • Tobacco extracts and tobacco flavor substances are added to the solvent to make a saturated solution.
  • the saturated solution is sprayed on the first air-permeable paper material folded to form the support member 23, that is, the first air-permeable paper material formed in step (1) above, to form the fragrance enhancing material layer 231 on the support member 23, wherein 1 Spray 1-5 mL of the above-mentioned saturated solution on the first air-permeable paper that is folded to form the supporting member 23.
  • the support section 2 has a vent 24 penetrating the tube wall 21, the forming paper 5 and the tipping paper 6 along the radial direction thereof.
  • the supporting section 2 has a ventilation window 25 extending through the tube wall 21 along its radial direction, and the area where the tipping paper 6 wraps the supporting section 2 has a vent 26, so The area of the ventilation hole 26 is smaller than the area of the ventilation window 25, and the ventilation hole 26 and the ventilation window 25 at least partially overlap.
  • the length of the ventilation window 25 extending along the axial direction of the cigarette is 1-2 mm.
  • the ventilation window 25 includes a pane 27, and the pane 27 is rectangular, square or circular.
  • the ventilation window 25 includes a plurality of panes 27, the plurality of panes 27 are intermittently arranged to form the ventilation window 25, and the panes 27 are rectangular, square or circular.
  • the forming paper 5 is a second air-permeable paper material or air-permeable non-woven fabric, and the air permeability of the second air-permeable paper material or the air-permeable non-woven fabric is 2000-32000 CU.
  • the forming paper 5 there are no artificially punched holes on the forming paper 5, and ventilation is only provided by the air permeability of the forming paper 5 itself.
  • cooling section 3 between the supporting section 2 and the filter section 4, and the supporting section 2, the cooling section 3 and the filter section 4 are wrapped by forming paper to form a mouthpiece.
  • the tobacco core material section 1 and the mouthpiece rod are connected by a tipping paper, and the length of the support section 2 is 1/3-3/4 of the total length of the mouthpiece rod.
  • the tube wall 21 of the supporting section 2 is made of paper, polymer material non-woven fabric, or polymer material through extrusion molding, and the polymer material is selected from acetate fiber, polylactic acid, polyethylene, poly Propylene, modified starch or polyethylene terephthalate, the modified starch is starch treated with functional groups carboxyl or hydroxyl.
  • the ventilation window 25 can be cut by cutting the paper and polymer non-woven fabric forming the tube wall 21.
  • the method of pre-opening the window, and then the paper and polymer non-woven fabric are directly rolled or folded in half to form the support section 2; when the support section 2 is prepared by the method of extruding the polymer material, all
  • the ventilating window 25 is formed in the support section 2 from polymer material through the extrusion molding process.
  • the vent holes 26 are formed by punching before the tipping paper 6 is rolled.
  • the ventilation window 25 may be formed by the extrusion molding process of the tube wall 21 of the support section 2 from a polymer material, or the ventilation hole 26 may be formed by an online laser after the heat-not-burn cigarette is formed.
  • the hole is formed by punching through the forming paper 5 or the area where the tipping paper 6 wraps the support section 2, or it can be formed by pre-punching the forming paper 5 or the tipping paper 6
  • the ventilation window 25 or the vent 26 is then wrapped with the forming paper 5 to wrap the supporting section 2, the cooling section 3 and the filtering section 4 to form a mouthpiece, and the tipping paper 6 wraps the
  • the smoking core material section 1 and the mouth rod form the cigarette, wherein the pre-opened area of the forming paper 5 and the tipping paper 6 wraps the supporting section 2.
  • the cooling section 3 is a gathered polylactic acid mesh film, a polylactic acid tow or an acetate fiber tow wrapping a polylactic acid mesh film.
  • the filter section 4 is cellulose acetate tow or a tow made of cellulose acetate and polylactic acid or a cellulose acetate tow is wrapped with a polylactic acid film, when the filter section 4 is made of a mixed cellulose acetate and polylactic acid
  • the mass ratio of the acetate fiber to the polylactic acid is 50-90%
  • the filter section 4 is an acetate fiber tow wrapped with a polylactic acid film, the acetate fiber tow and the polylactic acid
  • the volume ratio of the polylactic acid film is 50-90%.
  • the smoking core material section 1 is a rod-shaped smoking core formed by random filling of shredded tobacco containing a smoking agent or reconstituted tobacco containing a flavor substance.
  • the heat-not-burn cigarette of the present invention can also be used as a traditional cigarette to be ignited and smoked.
  • the present invention has the following beneficial effects:
  • the supporting section 2 of the present invention has a supporting member 23.
  • the supporting member 23 is a paper material with good supporting force, and the supporting member 23 is in contact with the tube wall 21, which can provide radial support for the tube wall 21 and avoid After receiving an external force, the flue gas flow channel is blocked and the amount of smoke is insufficient due to the collapse of the center of the lumen 22.
  • the supporting section 2 of the present invention has a supporting member 23.
  • the supporting member 23 divides the lumen 32 into a plurality of airflow channels. When the smoke enters the cooling element, the supporting member 23 divides a smoke into multiple smokes, thereby Increase the contact area between the smoke and the supporting member 23.
  • the supporting member 23 of the present invention is a first air-permeable paper. The air entering the lumen 22 through the vent hole 24 or the vent window 25 is dispersed to each The longitudinal channel fully mixes with the flue gas in the longitudinal channel, thereby further reducing the flue gas temperature.
  • the sum of the volume of the longitudinal channels in the support section 2 of the present invention is 50%-90% of the volume of the lumen 22, and the flue gas flow is smooth, that is, the support section 2 of the present invention does not increase the interception of smoke
  • the smoke and air in the tube cavity 22 are fully mixed, so as to obtain a heating non-burning cigarette with a smoke temperature suitable for smoking and sufficient smoke volume.
  • the supporting member 23 spirally extends along the axial direction of the supporting section 2, and the method of spiral extension can change the airflow path of smoke and air in the longitudinal channel, thereby increasing the smoke and air
  • the residence time in the supporting member 23 allows the smoke and air to be mixed separately, preventing the smoke and air from directly passing through the supporting member 23 quickly, and further reducing the temperature of the smoke.
  • the supporting member 23 of the present invention is a paper material, which will not collapse during the phase change heat absorption process, so as to prevent the phase change material from collapsing and blocking the air flow channel after a few puffs, causing the suction resistance to increase greatly. High, affecting the smoking experience.
  • a ventilation window 25 is formed on the tube wall 21 of the support section 2, and a vent hole 26 is pre-opened on the tipping paper 6, and then the ventilating non-woven fabric is used
  • the forming paper 5 wraps the support section 2 and the filter section 4 to form a mouthpiece
  • the tipping paper 6 wraps the smoking core material section 1 and the mouthpiece to form the cigarette
  • the vent 26 on the tipping paper 6 partially overlaps the ventilation window 25 on the support section 2.
  • This method prevents the support section 2 of the cigarette and the forming paper 5 and the tipping paper wrapping the support section 22. 6 Online laser drilling, thereby reducing the requirements for the wall material and wall thickness of the tube wall 21 of the support section 2, and reducing the laser power requirements for the online laser drilling process, which is easier to achieve in the industrial production process.
  • the outside of the ventilation window 25 on the support section 2 is the ventilated molded paper 5, and then the vent 26 on the tipping paper 6.
  • the outside air passes through the vent 26.
  • the breathable molding paper 5 and the ventilation window 25 enter the inside of the support section 2.
  • the function of the air-permeable forming paper 5 is similar to that of the existing window screens, so that the air passing through the vent 26 does not directly enter the support section 2, but allows the outside air to enter the support section 2 after passing through a layer of window screen.
  • the velocity of the air entering the inside of the support section 2 is slower, resulting in better smoke contact.
  • the area of the ventilating window 25 of the present invention is larger than that of the vent 26, the air entering the support section 2 is easier to diffuse, and the contact area with the smoke is larger, so as to better mix with the smoke and avoid inhaling the smoke in the consumer's mouth.
  • the air volume has increased, the smoke concentration is low, the smoke is obviously mixed with a large amount of air, and the smoking quality is seriously reduced.
  • the ventilation windows 25 and the ventilation holes 26 are pre-formed before the cigarette is rolled.
  • the position and shape of the ventilation windows 25 and the ventilation holes 26 are not limited and can be Any position in segment 2.
  • the difficulty of opening the window of the support section 2 and perforating the tipping paper 6 before rolling is significantly less than the online perforation of the support section 2, the forming paper 5 and the tipping paper 6 after the cigarette is rolled. This method is industrialized The production process is easier to achieve and more efficient.
  • fragrance-enhancing substance layer 231 on the supporting member 23, which can add fragrance to the smoke while cooling the smoke.
  • Figure 1 is a schematic diagram of the structure of a low-retention heat-not-burn cigarette in Example 1 of the present invention
  • Example 2 is a schematic diagram of the structure of the low-retention heat-not-burn cigarette in Example 2 of the present invention
  • Fig. 3 is a schematic diagram of the structure of a low-retention heat-not-burn cigarette in Example 3 of the present invention
  • Fig. 5 is a cross-sectional view of one end of the supporting section 2 in embodiment 2 and embodiment 3 of the present invention
  • FIG. 6 is a cross-sectional view of the other end of the supporting section 2 of the second embodiment and the third embodiment of the present invention.
  • Fig. 7 is an expanded plan view of the supporting section 2 of the embodiment 3 of the present invention.
  • Figure 8 is an expanded plan view of the supporting section 2 of the present invention.
  • Figure 9 is an expanded plan view of the supporting section 2 of the present invention.
  • this embodiment is a low-retention heat-not-burn cigarette, which in turn includes: a smoking core section 1, a support section 2, and a filter section 4;
  • the supporting section 2 includes a tube wall 21 and a lumen 22.
  • the lumen 22 has a supporting member 23 in contact with the tube wall 21, and the supporting member 23 is a first breathable paper;
  • the supporting member 23 divides the lumen 22 into a plurality of longitudinal channels, and the sum of the volumes of the plurality of longitudinal channels is 60% of the volume of the lumen 22;
  • the supporting section 2 and the filter tip section 4 are wrapped by forming paper to form a tipping rod, and the smoking core material section 1 and the tipping rod are connected by tipping paper;
  • the length of the supporting section 2 is 2/3 of the total length of the mouth stick.
  • the supporting member 23 extends axially along the supporting section 2, and a plurality of the longitudinal channels are parallel to each other.
  • the cross section of the supporting member 23 is corrugated.
  • the supporting section 2 has a vent hole 24 penetrating the tube wall 21 along its radial direction.
  • the preparation method of the supporting member 23 is as follows:
  • the first air-permeable paper material in a corrugated shape can be gathered to obtain a supporting member 23 with a corrugated cross section, as shown in FIG. 3.
  • step (1) the paper material with good supporting performance is crushed into a porous structure to form the first air-permeable paper material, so that the hot smoke and air are fully mixed in the supporting section 2 without the problem of collapse.
  • Any paper material that has a certain hardness and is easy to be folded into a shape can be used as the paper material with good supporting performance described in step (1), and kraft paper is used in this embodiment.
  • the supporting member 23 has a fragrance enhancing material layer 231 on it.
  • a mixed solution of ethanol and glycerol is used as the solvent, and the glycerol content is greater than 50%.
  • Tobacco extracts and tobacco flavor substances are added to the solvent to make a saturated solution.
  • the saturated solution is sprayed on the first air-permeable paper material folded to form the support member 23, that is, the first air-permeable paper material formed in step (1) above, to form the fragrance enhancing material layer 231 on the support member 23, wherein 1 Spray 3 mL of the above-mentioned saturated solution on the first air-permeable paper material forming the supporting member 23 by gram folding.
  • the material of the tube wall 21 is paper.
  • the filter segment 4 is acetate fiber tow.
  • the smoking core material section 1 is a rod-shaped smoking core formed by random filling of cut tobacco containing a smoking agent.
  • the heat-not-burn cigarettes prepared in this example were named as cigarette sample 1.
  • the cigarette sample 1 was made according to the cigarette sample 1 of this embodiment.
  • the other structures of the cigarette sample 1 were similar to those of the cigarette sample of this embodiment. 1.
  • the structure is the same, except that the lumen 22 of the supporting section 2 does not add the supporting member 23.
  • the two were used for heating non-combustion cigarettes for smoking, and it was found that the temperature of the smoke entering the smoker's mouth was 51°C. The smoker felt hot and the smoking experience was poor.
  • the temperature of the smoke entering the mouth of the smoker by the cigarette sample 1 of this example is 37° C., and the smoker feels that the temperature is moderate and can be smoked. Therefore, the supporting section 2 in the cigarette sample 1 of this embodiment has strong supporting force and can take into account the cooling effect of the smoke, and can even replace the cooling section.
  • this embodiment is a low-retention heat-not-burn cigarette, which in turn includes: a smoking core material section 1, a supporting section 2, a cooling section 3, and a filter section 4;
  • the supporting section 2 includes a tube wall 21 and a lumen 22.
  • the lumen 22 has a supporting member 23 in contact with the tube wall 21, and the supporting member 23 is a first breathable paper;
  • the supporting member 23 divides the lumen 22 into a plurality of longitudinal channels, and the total volume of the plurality of longitudinal channels is 80% of the volume of the lumen 22;
  • the supporting section 2, the cooling section 3, and the filter tip section 4 are wrapped by forming paper to form a tip rod, and the smoking core material section 1 and the tip rod are connected by tipping paper;
  • the length of the supporting section 2 is 2/5 of the total length of the mouth stick.
  • the supporting member 23 helically extends along the axial direction of the supporting section 2 with a helix angle of 10°, the longitudinal channel extends helically along the axial direction of the supporting section 2, and a plurality of the longitudinal channels are parallel to each other.
  • the helix angle refers to the angle at which the end end of the support member 23 is twisted in the circumferential direction relative to the start end.
  • the cross section of the supporting member 23 is hollow polygonal, as shown in FIGS. 4 and 5.
  • FIG. 4 it can be seen from the cross-sectional view of one end of the supporting section 2 that the two intersection points of the pipe wall 21 of the supporting section 2 and the supporting member 23 are A and B.
  • the intersections A and B are the intersections A'and B', so the helix angle of the supporting member 23 in the axial direction of the supporting section 2 is the point A Rotate to the angle of A'point 10°.
  • the supporting section 2 has a vent hole 24 penetrating the tube wall 21 along its radial direction.
  • the preparation method of the supporting member 23 is as follows:
  • the first air-permeable paper material of corrugated shape can be gathered to obtain the supporting member 23 with a corrugated cross-section.
  • the first air-permeable paper material of corrugated shape is rolled from one side to the other to obtain a support member with a hollow polygonal cross-section. twenty three.
  • one end of the folded support member 23 rotates in a certain direction, and the twisted angle of the end relative to the other end in the circumferential direction is 10° after the rotation, so that the axially extending support along the support section 2 can be obtained. Part 23.
  • step (1) the paper material with good supporting performance is crushed into a porous structure to form the first air-permeable paper material, so that the hot smoke and air are fully mixed in the supporting section 2 without the problem of collapse.
  • Any paper material that has a certain hardness and is easy to fold and shape can be used as the paper material with good supporting performance described in step (1).
  • high-gram paper is selected.
  • the supporting member 23 has a fragrance enhancing material layer 231 on it.
  • a mixed solution of ethanol and glycerol is used as the solvent, and the glycerol content is greater than 50%.
  • Tobacco extracts and tobacco flavor substances are added to the solvent to make a saturated solution.
  • the saturated solution is sprayed on the first air-permeable paper material folded to form the support member 23, that is, the first air-permeable paper material formed in step (1) above, to form the fragrance enhancing material layer 231 on the support member 23, wherein 1 Spray 3 mL of the above-mentioned saturated solution on the first air-permeable paper material forming the supporting member 23 by gram folding.
  • the material of the tube wall 21 is paper.
  • the cooling section 3 is a gathered polylactic acid mesh film.
  • the filter segment 4 is acetate fiber tow.
  • the smoking core material section 1 is a rod-shaped smoking core formed by random filling of cut tobacco containing a smoking agent.
  • the heat-not-burn cigarettes prepared in this example are named as cigarette sample 2, and the cigarette sample 2 is made according to the cigarette sample 2 of this embodiment.
  • the other structure of the cigarette sample 2 is the same as the cigarette sample of this embodiment. 2 has the same structure, except that the support member 23 is not added to the lumen 22 of the support section 2.
  • the two were used for heating non-combustion cigarettes for smoking, and it was found that the temperature of the smoke entering the smoker's mouth was 42°C. The smoker felt hot and the smoking experience was poor.
  • the smoke temperature of the cigarette sample 2 of the present embodiment entering the mouth of the smoker is 35° C., and the smoker feels that the temperature is just suitable for smoking.
  • the support section 2 in the cigarette sample 2 of this embodiment has a strong supporting force and can take into account the effect of cooling the smoke.
  • this embodiment is a low-retention heat-not-burn cigarette, which in turn includes: a smoking core material section 1, a supporting section 2, a cooling section 3, and a filter section 4;
  • the supporting section 2 includes a tube wall 21 and a lumen 22.
  • the lumen 22 has a supporting member 23 in contact with the tube wall 21, and the supporting member 23 is a first breathable paper;
  • the supporting member 23 divides the lumen 22 into a plurality of longitudinal channels, and the total volume of the plurality of longitudinal channels is 80% of the volume of the lumen 22;
  • the supporting section 2, the cooling section 3, and the filter tip section 4 are wrapped by forming paper to form a tip rod, and the smoking core material section 1 and the tip rod are connected by tipping paper;
  • the length of the supporting section 2 is 2/5 of the total length of the mouth stick.
  • the supporting member 23 helically extends along the axial direction of the supporting section 2 with a helix angle of 10°, the longitudinal channel extends helically along the axial direction of the supporting section 2, and a plurality of the longitudinal channels are parallel to each other.
  • the helix angle refers to the angle at which the end end of the support member 23 is twisted in the circumferential direction relative to the start end.
  • the cross section of the supporting member 23 is hollow polygonal, as shown in FIGS. 4 and 5.
  • FIG. 4 it can be seen from the cross-sectional view of one end of the supporting section 2 that the two intersection points of the pipe wall 21 of the supporting section 2 and the supporting member 23 are A and B.
  • the intersections A and B are the intersections A'and B', so the helix angle of the supporting member 23 in the axial direction of the supporting section 2 is the point A Rotate to the angle of A'point 10°.
  • the supporting section 2 has a ventilation window 25 penetrating through the tube wall 21 in its radial direction, and the area where the tipping paper 6 wraps the supporting section 2 has a ventilation hole 26, and the area of the ventilation hole 26 is smaller than that of the The area of the ventilation window 25, and the ventilation hole 26 and the ventilation window 25 at least partially overlap.
  • the length of the ventilation window 25 extending along the axial direction of the cigarette is 1 mm.
  • the ventilation window 25 includes three panes 27, and the three panes 27 are intermittently arranged to form the ventilation window 25, and the pane 27 is rectangular.
  • the forming paper 5 is an air-permeable non-woven fabric, and the air-permeability of the air-permeable non-woven fabric is 5000 CU.
  • the preparation method of the supporting member 23 is as follows:
  • the first air-permeable paper material of corrugated shape can be gathered to obtain the supporting member 23 with a corrugated cross-section.
  • the first air-permeable paper material of corrugated shape is rolled from one side to the other to obtain a support member with a hollow polygonal cross-section. twenty three.
  • one end of the folded support member 23 rotates in a certain direction, and the twisted angle of the end relative to the other end in the circumferential direction is 10° after the rotation, so that the axially extending support along the support section 2 can be obtained. Part 23.
  • step (1) the paper material with good supporting performance is crushed into a porous structure to form the first air-permeable paper material, so that the hot smoke and air are fully mixed in the supporting section 2 without the problem of collapse.
  • Any paper material that has a certain hardness and is easy to fold and shape can be used as the paper material with good supporting performance described in step (1).
  • high-gram paper is selected.
  • the supporting member 23 has a fragrance enhancing material layer 231 on it.
  • a mixed solution of ethanol and glycerol is used as the solvent, and the glycerol content is greater than 50%.
  • Tobacco extracts and tobacco flavor substances are added to the solvent to make a saturated solution.
  • the saturated solution is sprayed on the first air-permeable paper material folded to form the support member 23, that is, the first air-permeable paper material formed in step (1) above, to form the fragrance enhancing material layer 231 on the support member 23, wherein 1 Spray 3 mL of the above-mentioned saturated solution on the first air-permeable paper material forming the supporting member 23 by gram folding.
  • the material of the tube wall 21 is paper.
  • the cigarette rolling process of this embodiment is as follows: the paper material forming the tube wall 21 is pre-opened by cutting, and then the paper material is folded and rolled to form the supporting section 2 to form the ventilation window 25, and then The tipping paper 6 is pre-punched to form the air vent 26.
  • the supporting section 2, the cooling section 3 and the filtering section 4 are wrapped with the forming paper 5 in the form of the breathable non-woven fabric to form a mouthpiece, and then the tipping paper 6 is wrapped
  • the smoking core material section 1 and the tip rod form the cigarette, wherein the vent 26 and the ventilation window 25 partially overlap.
  • the cooling section 3 is a gathered polylactic acid mesh film.
  • the filter segment 4 is acetate fiber tow.
  • the smoking core material section 1 is a rod-shaped smoking core formed by random filling of cut tobacco containing a smoking agent.
  • the heat-not-burn cigarettes prepared in this example are named as cigarette sample 3. Compare the cigarette sample 3 of embodiment 3 of the present invention and the cigarette sample 2 of embodiment 2, both of which are only the ventilation structure of the support section 2. Different, the two were used for heating non-combustion cigarettes for smoking, and it was found that the temperature of the smoke entering the smoker’s mouth with cigarette sample 3 was 33°C, and the temperature of the smoke was slightly lower than that of the smoke entering the smoker’s mouth with sample 2 The air temperature, but through multiple sensory evaluations, smokers smoked cigarette sample 2 and cigarette sample 3 and found that when the area of vent 24 of cigarette sample 2 is the same as that of vent 25 of cigarette sample 3, cigarette sample 2 During the smoking process, the concentration of air in the flue gas is large, and the flue gas is obviously mixed with a large amount of air. However, during the smoking process of the cigarette sample 3, no air is felt in the flue gas, and the flue gas and air are evenly mixed. High gas quality.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Cigarettes, Filters, And Manufacturing Of Filters (AREA)
  • Manufacture Of Tobacco Products (AREA)
PCT/CN2019/099836 2019-04-29 2019-08-08 一种低截留加热不燃烧卷烟烟支 WO2020220507A1 (zh)

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RU2020136434A RU2791922C2 (ru) 2019-04-29 2019-08-08 Курительная часть нагреваемой невоспламеняемой сигареты с низкой степенью удерживания дыма
JP2020551345A JP7096354B2 (ja) 2019-04-29 2019-08-08 低カットオフの加熱式非燃焼タバコのタバコスティック
KR1020207029089A KR102444970B1 (ko) 2019-04-29 2019-08-08 저차단 가열 불연소 궐련 담배

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CN201910356740.1A CN109998161A (zh) 2019-04-29 2019-04-29 一种具有通风窗的加热不燃烧卷烟烟支
CN201910356740.1 2019-04-29
CN201910488102.5 2019-06-05
CN201910488102.5A CN110214973A (zh) 2019-06-05 2019-06-05 一种低截留加热不燃烧卷烟烟支

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JP2021526350A (ja) 2021-10-07

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