WO2020098320A1

WO2020098320A1 - Cigarette rod for circumferentially heating non-burning cigarette

Info

Publication number: WO2020098320A1
Application number: PCT/CN2019/099835
Authority: WO
Inventors: 刘春波; 赵杨; 杨柳; 申钦鹏; 段沅杏; 赵辉; 龚为民; 吴俊�; 杨继; 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: 2018-11-14
Filing date: 2019-08-08
Publication date: 2020-05-22
Also published as: RU2020135456A; JP7109568B2; KR102436742B1; KR20200128430A; JP2021525056A

Abstract

Disclosed is a cigarette rod for a circumferentially heating non-burning cigarette. The cigarette rod is formed by sequentially connecting a smoke generation core base material (1), a paper tube unit (2), a filter stick unit (3) and a condensation unit (4), wherein composite molding paper (5) is wrapped around the paper tube unit (2), the filter stick unit (3) and the condensation unit (4); rolling paper (6) is wrapped around the smoke generation core base material (1); tipping paper (7) is wrapped around the composite molding paper (5) and the rolling paper (6); and the condensation unit (4) is made of a high-molecular polymer material. According to the cigarette rod, the paper tube unit (2) is additionally arranged between the smoke generation core base material (1) and the filter stick unit (3), thereby preventing the high-molecular polymer material of the filter stick unit (3) from collapsing and generating a plastic smell under direct or indirect baking by circumferential heating, and the structure of the cigarette body better satisfies the design requirements of a circumferentially heating non-burning cigarette.

Description

Cigarette for circumferentially heating non-burning cigarette

Technical field

The invention belongs to the field of new cigarettes, and in particular relates to a cigarette for circumferentially heating non-burning cigarettes.

Background technique

With the improvement of consumers' health awareness, the tobacco industry has continuously responded to the upgrading of consumer demand and has continuously accelerated the pace of R & D and promotion of new tobacco products. Among them, heating non-burning cigarettes has been widely regarded as the hope and direction of the sustainable development of the tobacco industry, triggering a global market boom for heating non-burning cigarettes. However, since the smoking material of heated non-burning cigarettes is a special core substrate loaded with a high proportion of smoke agent, it uses low-temperature baking to release smoke, so its smoke composition and smoking experience are very different from traditional cigarettes. The circumferential heating does not burn cigarettes, which maximizes the heating area of the cigarettes, improves the utilization rate of tobacco, and has the advantages of large smoke volume and easy maintenance and cleaning; .

CN207207542 discloses a new type of cigarette used for heating non-burning cigarettes. The venturi effect can be used to cool the temperature of the flue gas, the amount of smoke is sufficient, and the purpose of releasing the smoke is fast.

CN1041041515A discloses an aerosol biological product with an aerosol condensing element, the purpose of cooling the flue gas by heating and melting the polymer polymer cooling element.

CN104104296296A discloses a compound nozzle rod used for heating non-burning cigarettes, and the purpose of shortening the response time of smoke is to mix the smoke with a multi-stage composite structure.

The above technical solution achieves the purposes of reducing the temperature of the flue gas, increasing the amount of smoke and shortening the response time of the smoke through the multi-component composite polymer material and the change in the pore size. However, in the above schemes, the filter unit is used after the smoking core material section, and the filter units are all polymer materials. When the cigarettes of the above structure are applied to circumferentially heated non-burning cigarettes, the polymer materials are Direct or indirect baking of circumferential heating will collapse and produce plastic breath, which has a great influence on the absorption resistance and taste. Therefore, the cigarettes of the above structure in the circumferential heating and non-burning products cannot meet the design requirements.

In order to solve the above problems, the present invention is proposed.

Summary of the invention

A cigarette for circumferentially heating non-burning cigarettes, which is formed by a cigarette core substrate 1, a paper tube unit 2, a filter rod unit 3, and a condensation unit 4 successively;

The paper tube unit 2, the filter rod unit 3 and the condensing unit 4 are wrapped with composite forming paper 5;

A cigarette paper 6 is wrapped around the cigarette core substrate 1;

The composite forming paper 5 and the cigarette paper 6 are wrapped with a tipping paper 7;

The condensation unit 4 is a polymer material, wherein the polymer material is selected from polylactic acid, polyethylene, polypropylene, polyethylene terephthalate, or diacetate, and the condensation unit 4 may be It is only one kind of high molecular polymer material, and may also be a mixture of multiple high molecular polymer materials. Preferably, the condensation unit 4 is made of a blend material of polylactic acid tow and diacetate fiber tow. When the mass ratio of the diacetate fiber tow to the polymer polymer tow is 50-90%, or the condensation unit 4 is a polylactic acid film wrapped around the diacetate fiber tow, the diacetic acid The volume ratio of the fiber tow to the polylactic acid film is 50-90%.

Preferably, the paper tube unit 2 is formed by composite processing of paper materials.

Preferably, the paper tube unit 2 has a first vent hole 9.

Preferably, the first vent hole 9 is prepared by laser drilling.

Preferably, the paper tube unit 2 has a first flavor layer 10 on the inner wall or in the middle.

Preferably, the wall thickness of the paper tube unit 2 is 0.20mm-0.30mm.

Preferably, the paper tube unit 2 includes a tube wall 21 and a lumen 22;

The wall 21 has a plurality of spoilers 211 extending into the lumen 22;

A plurality of the spoilers 211 are arranged at intervals along the axial direction of the paper tube unit 2 and distributed along the circumferential direction of the paper tube unit 2.

Preferably, the inner diameter of the paper tube unit 2 is 7-10 mm, and the length of the spoiler 211 extending into the lumen 22 is 3-5 mm.

Preferably, the length of the spoiler 211 extending in the axial direction of the paper tube unit 2 is 2-4 mm, and the distance between adjacent spoilers 211 in the axial direction of the paper tube unit 2 is 2- 4mm.

Preferably, the spoiler 211 is rectangular, square, or parallelogram, and the spoiler 211 has a second flavor layer 212 thereon.

Wherein, the first flavor layer 10 is a polymer or flavor paint. These high-molecular polymers or flavor-enhancing coatings are selected from materials that do not produce plastic odors at high temperatures, such as bio-wax, natural bio-polymers such as alginic acid, gelatin, bio-polysaccharides, etc. The second flavoring layer 212 is a flavoring gel selected from polyethylene glycol or flavor.

Among them, in a preferred embodiment of the present invention, the paper tube unit 2 with the spoiler 211 is prepared by the following method: taking a rectangular sheet-shaped paper material, which has a crease B 3-5 mm from a long side of the rectangle, along The long side is cut toward the crease B to form a plurality of cutouts A and a plurality of paper fragments, each of which has a length of 2-4 mm; the paper fragments are named Shi film C and spoiler D in turn , Turn the spoiler D upwards to separate it from the sizing film C; sizing the side of the sizing film C away from the spoiler D, and then form from the long side and any short side of the sheet of paper The corner is rolled toward the spoiler D side to form a paper tube unit, wherein the spoiler D is the spoiler 211 of the paper tube unit.

Wherein, the sizing film C can be coated with a flavoring gel on both sides of the spoiler D while sizing the side away from the spoiler D, and the flavoring gel is selected from polyethylene glycol or fragrance , To form the second flavor layer 212.

Preferably, the length of the paper tube unit 2 is 1 / 4-1 / 2 of the total length of the paper tube unit 2, the filter rod unit 3 and the condensation unit 4.

Preferably, the filter rod unit 3 is a special-shaped hollow filter rod unit with a wall thickness of 0.8 mm-1.5 mm, the filter rod unit 3 has a cavity 8, and the cavity 8 has a fragrance-increasing bead or a Fragrant gel. The filter rod unit 3 is a conventional filter rod unit in the prior art. Diacetate fiber tow or tow mixed with diacetate fiber and polylactic acid or diacetate fiber tow is coated with a polylactic acid film. When the filter segment 4 is a tow mixed with diacetate fiber and polylactic acid, the mass ratio of the diacetate fiber to the polylactic acid is 50-90%; when the filter segment 4 is diacetate fiber yarn When the polylactic acid film is wrapped around the bundle, the volume ratio of the diacetate fiber tow to the polylactic acid film is 50-90%.

Preferably, the filter rod unit 3 has a second vent hole 31 penetrating the filter rod unit 3 in the radial direction, and the second vent hole 31 is prepared by laser drilling.

Preferably, the condensing unit 4 is a cylindrical body formed by gathering mesh material or wrinkled material.

The heated non-burning cigarette cigarette according to the present invention can also be used as a traditional cigarette for ignition and smoking.

Compared with the prior art, the present invention has the following beneficial effects:

1. The cigarette stick of the present invention adds a paper tube unit 2 between the smoking core substrate 1 and the filter unit 3, and when applied to a circumferentially heated non-burning cigarette, the aerosol is filled from the cigarette core substrate disorderly filled 1 After volatilization, it enters the paper tube unit 2, mixes with the air in the paper tube and cools down to prevent the polymer material of the filter unit 3 from collapsing and generating under the direct or indirect baking of the circumferential heating The breath of plastic affects the problem of the smoking taste of the circumferentially heated non-burning cigarette. The cigarette support structure of the present invention is more in line with the design requirements of the circumferentially heated non-burning cigarette.

2. The cigarettes of the present invention can add radial first vent holes 9 to the paper tube unit 2 by laser drilling, and introduce air into the high-temperature aerosol to further achieve the effect of physical cooling, or to the paper tube unit 2 Coated with high molecular polymer on the inner wall or in the middle, it meets the effect of physical temperature reduction when it is melted by high temperature hot melt adhesive.

3. The paper tube unit 2 of the cigarette stick of the present invention has a cavity inside, which can play a role in collecting smoke. The cigarette stick of the present invention is applied to a circumferentially heated non-burning cigarette, because the smoke is fully contained in the paper tube unit The blending further improves the smoke volume of the product and enhances the smoking experience.

4. In a preferred embodiment of the present invention, the tube wall 21 of the paper tube unit 2 has a plurality of spoilers 211, and the plurality of spoilers 211 are arranged at intervals along the axial direction of the paper tube unit 2 The paper tube unit 2 is distributed circumferentially, and the arrangement and distribution of the spoiler 211 can change the airflow path of the flue gas and air in the paper tube unit 2 and generate turbulence to the flue gas and air flowing through the paper tube unit 2 Phenomenon, thereby increasing the residence time of flue gas and air in the paper tube unit 2, mixing the flue gas and air, preventing the flue gas and air from passing directly through the paper tube unit 2, and realizing the cooling of the flue gas.

5. In the preferred embodiment of the present invention, during the rolling process of the paper tube unit 2, a spoiler 211 is formed inside the lumen 22, the spoiler 211 contacting the flue gas can reduce the temperature of the flue gas, and the spoiler 211 can increase the contact area between the flue gas and the paper tube unit 2, which is more conducive to reducing the temperature of the flue gas. At the same time, the spoiler 211 is coated with a flavoring gel to reduce the temperature of the flue gas while flavoring the flue gas.

6. The paper tube unit 2 of the cigarette of the present invention is prepared from a paper material with a certain hardness through composite forming processing, the preparation method is simple, and the cost is low. At the same time, the cigarette stick of the present invention is composed of a randomly filled cigarette core substrate 1, a paper tube unit 2, a filter rod unit 3, and a condensation unit 4, the structure is simple, it can be realized by using traditional cigarette machine equipment, and the production cost is low .

BRIEF DESCRIPTION

FIG. 1 is a schematic structural diagram of a circumferentially heated non-burning cigarette cigarette in Embodiment 1 of the present invention.

Fig. 2 is a schematic diagram of the package of cigarettes with circumferentially heated non-burning cigarettes in Example 1 of the present invention.

FIG. 3 is a schematic structural view of a circumferentially heated non-burning cigarette cigarette in Embodiment 2 of the present invention.

4 is a schematic structural view of a circumferentially heated non-burning cigarette cigarette in Embodiment 3 of the present invention.

FIG. 5 is a schematic structural view of a circumferentially heated non-burning cigarette cigarette in Example 4 of the present invention.

6 is a schematic view of the structure of a circumferentially heated non-burning cigarette cigarette in Example 6 of the present invention;

FIG. 7 is a schematic view of the paper tube unit 2 in Embodiment 6 of the present invention before being rolled without being cut;

8 is a schematic view of the paper tube unit 2 in Embodiment 6 of the present invention that has been cut before being rolled;

9 is a schematic structural diagram of a paper tube unit 2 in Embodiment 6 of the present invention;

The reference signs have the following meanings:

1- smoking core substrate, 2- paper tube unit, 3- filter rod unit, 4- condensing unit, 5- forming paper, 6- cigarette paper, 7- tipping paper, 8- cavity, 9- first Ventilation holes, 10-first fragrance layer, 21-tube wall, 22-lumen, 211-spoiler, 212-second fragrance layer, 31-second ventilation hole.

detailed description

The present invention will be further described in detail below in conjunction with embodiments and drawings. The embodiments are limited to illustrating the present invention rather than limiting the present invention.

Example 1

As shown in FIG. 1, this embodiment is a cigarette for circumferentially heating non-burning cigarettes, which is composed of a smoking core substrate 1, a paper tube unit 2, a filter rod unit 3, and a condensation unit 4 ;

Composite paper 5 is provided outside the paper tube unit 2, the filter rod unit 3 and the condensation unit 4;

A cigarette paper 6 is provided on the outside of the smoking core substrate 1;

The composite forming paper 5 and the cigarette paper 6 are provided with a tipping paper 7 on the outside;

The condensing unit 4 is a cylindrical body formed by gathering the diacetate fiber tow and the pleated polylactic acid mesh material film, and the pleated polylactic acid mesh material film is wrapped around the outer layer of the diacetate fiber tow. The volume ratio of the acetate fiber tow to the polylactic acid film is 50%.

The paper tube unit 2 is formed by composite processing of paper materials.

The wall thickness of the paper tube unit 2 is 0.20 mm.

The length of the paper tube unit 2 is 1/3 of the total length of the paper tube unit 2, the filter rod unit 3 and the condensation unit 4.

The filter rod unit 3 is a diacetate fiber tow.

Example 2

As shown in FIG. 3, this embodiment is a cigarette for circumferentially heating non-burning cigarettes, which is composed of a smoking core substrate 1, a paper tube unit 2, a filter rod unit 3, and a condensation unit 4 ;

A cigarette paper 6 is provided on the outside of the smoking core substrate 1;

The condensing unit 4 is a cylindrical body made of polylactic acid tow.

The paper tube unit 2 is formed by composite processing of paper materials.

The paper tube unit 2 has a first ventilation hole 9.

The first vent hole 9 is prepared by laser drilling.

The wall thickness of the paper tube unit 2 is 0.25 mm.

The filter rod unit 3 is a diacetate fiber tow.

Example 3

As shown in FIG. 4, this embodiment is a cigarette for circumferentially heating non-burning cigarettes, which is composed of a smoking core substrate 1, a paper tube unit 2, a filter rod unit 3, and a condensation unit 4 which are successively connected ;

A cigarette paper 6 is provided on the outside of the smoking core substrate 1;

The condensing unit 4 is made by blending and processing polylactic acid tow and diacetate fiber tow. The mass ratio of the diacetate fiber tow to the polylactic acid tow is 70%.

The paper tube unit 2 is formed by composite processing of paper materials.

The inner wall of the paper tube unit 2 has a first flavor layer 10, and the first flavor layer 10 is a polymer.

The wall thickness of the paper tube unit 2 is 0.25 mm.

The filter rod unit 3 is a hollow diacetate fiber tube with a wall thickness of 1 mm. The filter rod unit 3 has a second vent hole 31 penetrating the filter rod unit 3 in the radial direction. The second vent hole 31 Prepared by laser drilling.

Example 4

As shown in FIG. 5, this embodiment is a cigarette for circumferentially heating non-burning cigarettes. ;

A cigarette paper 6 is provided on the outside of the smoking core substrate 1;

The condensing unit 4 is a diacetate fiber tow.

The paper tube unit 2 is formed by composite processing of paper materials.

The paper tube unit 2 has a first ventilation hole 9.

The first vent hole 9 is prepared by laser drilling.

The paper tube unit 2 has a first flavor layer 10 in the middle, and the first flavor layer 10 is a polymer gelatin.

The wall thickness of the paper tube unit 2 is 0.25 mm.

The filter rod unit 3 is a special-shaped hollow filter rod unit. The filter rod unit 3 has a cavity 8 in which a fragrance-enhancing and explosive bead is located.

The filter rod unit 3 is a hollow diacetate fiber tube with a wall thickness of 1 mm, and the condensation unit 4 is a cylindrical body formed by gathering mesh materials.

Example 5

Sensory evaluation comparison test was performed using the heated non-burning cigarette cigarettes in this Example 1 and the existing heated non-burning cigarette cigarettes. The two cigarettes use the same smoking core material.

Table 1: Criteria for sensory evaluation of smoking cigarettes without heating

指标index	烟雾量Smoke volume	烟气温度Flue gas temperature	香气aroma	劲头Stamina	谐调Harmony	刺激性Irritating	余味Aftertaste	杂气Miscellaneous gas

最高分Highest score	10分10 points	10分10 points	10分10 points	10分10 points	10分10 points	10分10 points	10分10 points	10分10 points

The above index has a maximum score of 10 points. The better the feeling or experience on the index during pumping, the higher the score.

Inspection procedure: provide test samples and judgment standards to the evaluation experts, and require the experts to evaluate various indicators according to the requirements of the table.

Result statistics: The evaluation results of all experts are valid, calculate the arithmetic average of the individual evaluation results, keep one decimal, and add the arithmetic average of each individual item to get the total score. :

Table 2: Comparison of sensory evaluation and suction evaluation

As shown in Table 2, the cigarettes of the present invention and the existing heated non-burning cigarettes are applied to circumferentially heated non-burning cigarettes at the same time. It can be seen that the smoke evaluation of the cigarettes of the present invention is significantly higher than the existing Heating does not burn cigarettes, and has improved to varying degrees in terms of smoke temperature, irritation, aftertaste, and miscellaneous gas. Therefore, the cigarette branch structure of the present invention has the effect of significantly improving the aerosol mouthfeel and reducing smoke temperature . In addition, the smoke quantity evaluation of the cigarette of the present invention is higher than that of the existing heated non-burning cigarettes, so the smoke of the present invention is fully mixed in the paper tube unit, which further increases the smoke quantity of the product.

Example 6

As shown in FIG. 6, this embodiment is a cigarette for circumferentially heating non-burning cigarettes, which is composed of a smoking core substrate 1, a paper tube unit 2, a filter rod unit 3, and a condensation unit 4 ;

A cigarette paper 6 is provided on the outside of the smoking core substrate 1;

The condensing unit 4 is formed by gathering polylactic acid film.

The paper tube unit 2 is formed by composite processing of paper materials.

The wall thickness of the paper tube unit 2 is 0.25 mm.

Wherein, the paper tube unit includes a tube wall 21 and a lumen 22;

The wall 21 has a plurality of spoilers 211 extending into the lumen 22;

A plurality of spoilers 211 are arranged along the axial direction of the paper tube unit while being distributed along the circumferential direction of the paper tube unit.

The inner diameter of the paper tube unit is 7 mm, and the length of the spoiler 211 extending into the lumen 22 is 3 mm.

The length of the spoiler 211 extending in the axial direction of the paper tube unit is 4 mm, and the distance between adjacent spoilers 211 in the axial direction of the paper tube unit is 4 mm.

The spoiler 211 has a parallelogram shape, and the spoiler 211 has a second flavor layer 212 on the polyethylene flavor.

Wherein, the paper tube unit 2 is prepared by the following method: taking a rectangular sheet-shaped paper material, which has a crease B at a distance of 3 mm from a long side of the rectangle, and cutting the crease B along the long side to form multiple A cutout A and a plurality of paper fragments, each of which has a length of 4 mm; the paper fragments are named as the film C and the spoiler D in turn, and the spoiler D is turned up to make it match the film C Separation; apply glue on the side of the film C far away from the spoiler D, and then roll from the corner formed by the long side and any short side of the sheet of paper to the side of the spoiler D to form a paper tube Unit, wherein the spoiler D is the spoiler 211 of the paper tube unit.

Wherein, on the side of the application film C away from the spoiler D, sizing can be applied on both sides of the spoiler D to form a second flavoring layer 212, the flavoring gel It is selected from polyethylene glycol.

Wherein, the filter rod unit 3 is a diacetate fiber tow.

The length of the paper tube unit 2 is 1/2 of the total length of the paper tube unit 2, the filter rod unit 3 and the condensation unit 4.

The condensation unit 4 is a cylinder formed by gathering corrugated materials.

Wherein, the smoking core material segment 1 is a rod-shaped smoking core which is filled with shredded tobacco containing smoke agent randomly.

According to the cigarette sample of this embodiment, the cigarette sample is rolled. The other structure of the cigarette sample is the same as that of the cigarette sample of this embodiment, except that there is no spoiler 211 in the cavity 22 of the paper tube unit 2. The two were used to heat non-burning cigarettes for smoking, and it was found that the smoke temperature of the cigarette smoke entering the smoker's mouth was 45 ° C. The smoker felt hot and the smoking experience was poor. The smoke temperature of the cigarette sample in this embodiment entering the smoker's mouth is 35 ° C, and the smoker feels that the temperature is just suitable for smoking.

Therefore, the paper tube unit 2 in the cigarette sample of this embodiment has strong supporting force and can take into account the effect of cooling the flue gas.

Claims

A cigarette for circumferentially heating non-burning cigarettes, characterized in that it is connected by a cigarette core base material (1), a paper tube unit (2), a filter rod unit (3), and a condensation unit (4) Result

The paper tube unit (2), the filter rod unit (3) and the condensing unit (4) are wrapped with composite molding paper (5);

The cigarette core substrate (1) is wrapped with cigarette paper (6);

The composite molding paper (5) and the cigarette paper (6) are wrapped with tipping paper (7);

The condensation unit (4) is a polymer material.
The cigarette according to claim 1, characterized in that the paper tube unit (2) has a first ventilation hole (9).
The cigarette according to claim 1, characterized in that the wall thickness of the paper tube unit (2) is 0.20mm-0.30mm; the inner wall or the middle of the paper tube unit (2) has a first flavor layer (10) .
The cigarette according to claim 1, characterized in that the paper tube unit (2) includes a tube wall (21) and a lumen (22);

The wall (21) has a plurality of spoilers (211) extending into the lumen (22);

A plurality of the spoilers (211) are arranged at intervals along the axial direction of the paper tube unit (2), and are distributed along the circumferential direction of the paper tube unit (2).
The cigarette according to claim 4, characterized in that the inner diameter of the paper tube unit (2) is 7-10 mm, and the length of the spoiler (211) extending into the lumen (22) is 3- 5mm.
The cigarette according to claim 4, characterized in that the length of the spoiler (211) extending in the axial direction of the paper tube unit (2) is 2-4 mm, adjacent to the spoiler (211) ) Are separated by 2-4 mm along the axial direction of the paper tube unit (2).
The cigarette according to claim 4, wherein the spoiler (211) is rectangular, square or parallelogram; the spoiler (211) has a second flavor layer (212).
The cigarette according to any one of claims 1-7, characterized in that the length of the paper tube unit (2) is the paper tube unit (2), the filter rod unit (3) and the condensation 1 / 4-1 / 2 of the total length of the unit (4).
The cigarette according to any one of claims 1-7, characterized in that the filter rod unit (3) is a shaped hollow filter rod unit, and the filter rod unit (3) has a cavity (8) The cavity (8) has flavor-enhancing burst beads or flavor-enhancing gel.
The cigarette according to claim 9, wherein the filter rod unit (3) has a second vent hole (31) penetrating the filter rod unit (3) in the radial direction.