CN110506977B - Low-temperature non-combustion tobacco particles for cigarettes and preparation method thereof, and smoke body and preparation method thereof - Google Patents
Low-temperature non-combustion tobacco particles for cigarettes and preparation method thereof, and smoke body and preparation method thereof Download PDFInfo
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- A—HUMAN NECESSITIES
- A24—TOBACCO; CIGARS; CIGARETTES; SIMULATED SMOKING DEVICES; SMOKERS' REQUISITES
- A24B—MANUFACTURE OR PREPARATION OF TOBACCO FOR SMOKING OR CHEWING; TOBACCO; SNUFF
- A24B15/00—Chemical features or treatment of tobacco; Tobacco substitutes, e.g. in liquid form
- A24B15/10—Chemical features of tobacco products or tobacco substitutes
- A24B15/16—Chemical features of tobacco products or tobacco substitutes of tobacco substitutes
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Abstract
The invention relates to tobacco particles for low-temperature non-combustion cigarettes, a preparation method thereof, a fuming body and a preparation method thereof. The tobacco particles for low-temperature non-combustible cigarettes have a core-shell structure, wherein an inner core of the core-shell structure comprises a porous material, and the porous material is loaded with a smoke agent; the outer shell of the core-shell structure comprises a tobacco powder material. The smoke agent in the tobacco particles provided by the invention is uniformly distributed, and the smoke stability and uniformity are better; the tobacco particles are of a core-shell structure, the inner core adsorbs the atomizing agent and the tobacco extract, and the tobacco powder material is wrapped outside, so that contact between internal components of the particles and the outside is prevented to a great extent, storage is facilitated, and the problem of leakage of liquid is effectively solved; in addition, the tobacco particle core material is a non-tobacco material with strong adsorption capacity, nicotine is not released in the heating process, the problems of overhigh nicotine and overlarge irritation in the process of smoking and easily occurring when the particles are all tobacco materials are avoided, and the smoking experience is better.
Description
Technical Field
The invention relates to tobacco particles for low-temperature non-combustible cigarettes, a preparation method of the tobacco particles, a smoke body and a preparation method of the smoke body, and belongs to the field of low-temperature cigarettes.
Background
With the technological progress and the general improvement of health consciousness of people, the novel tobacco products show blowout type development. The low-temperature non-combustible cigarette is taken as one of main products and is particularly valued by various large research institutions and enterprises. At present, the low-temperature non-combustion cigarette products in the market mainly utilize a purpose-made electric heating device to fill tobacco materials such as cigarettes, tobacco shreds or tobacco flakes and the like, and smoke in the tobacco filling materials is volatilized through electric heating, so that smokers can obtain the smoking feeling similar to the traditional tobacco. However, the low-temperature smoke generating body of this form generally has problems such as insufficient smoke amount, uneven front and back, and less mouth feeling.
Chinese patent CN201610232919 provides a tobacco column suitable for low temperature cigarette, by tobacco granule, heat conduction component and adhesive, tobacco essence and humectant shaping after the misce bene, this tobacco column has the volume of giving out a cigarette fast and many, the smooth advantage of suction, the defect is that the tobacco column is still comparatively moist even make drying process after, is unfavorable for the storage, the easy seepage is strong to the hygroscopicity, seriously influences its usability, its stability of giving off a cigarette and homogeneity all are relatively poor around with it simultaneously.
Disclosure of Invention
The invention solves the technical problems that the low-temperature non-combustible cigarette in the prior art has insufficient smoke quantity, few suction ports, poor smoke stability and front-back uniformity and easy oil leakage of a smoke body.
The technical scheme of the invention is that the tobacco particles for low-temperature non-combustion smoke have a core-shell structure, wherein the core of the core-shell structure comprises a porous material, and the porous material is loaded with a smoke agent; the outer shell of the core-shell structure comprises a tobacco powder material.
In the invention, the smoke agent is loaded in the porous material positioned in the tobacco particles, the porous material has higher porosity, the smoke agent loading capacity is large, the requirement of the number of suction openings can be met, and the smoke stability is ensured; and the tobacco powder material in the shell prevents the contact of the internal components of the particles with the outside, so that the storage is more facilitated, and the leakage problem of the liquid is effectively solved.
Further, the inner core is composed of a porous material.
Further, the porous material includes an organic porous material and/or an inorganic porous material. Preferably, the porous material comprises a natural organic porous material and/or a natural inorganic porous material.
Further, the porous material comprises one of corncob particles, rice hull particles, walnut shell particles, shaddock peel particles, tobacco stem particles, tea leaves particles, porous silica gel, activated carbon, porous ceramic particles and porous molecular sieves.
Furthermore, the particle size of the porous material is 40-80 meshes, the proper particle size can ensure that the tobacco particles can grow up smoothly in the preparation process, and the proportion of the inner core is not too large.
Further, the particle size of the tobacco powder material is 100-200 meshes, preferably 120-180 meshes.
Further, the smoke agent comprises a tobacco extract and an atomizing agent, and preferably, the mass ratio of the tobacco powder material to the tobacco extract to the atomizing agent is 100: (1-15): (5-30). Ensures that the fuming body has good fuming capability and good smoking taste.
Further, the tobacco particles have a moisture content of 8-25wt% and a particle size of 20-40 mesh. After the proper moisture content is prepared into the smoke body, the smoke body can be ensured not to mildew during storage, and simultaneously, better smoking taste is ensured; the proper particle size can ensure stable and smooth smoking, and the inside of the smoking body has better air permeability and lower smoking resistance.
The preparation method of the tobacco particles comprises the steps of spraying the smoke agent on the porous material, and uniformly mixing; and taking the porous material loaded with the smoke agent as an inner core and the mixture of the tobacco powder material and the first adhesive as a shell raw material, granulating, drying and sieving to obtain a tobacco particle finished product.
Preferably, the first binder comprises polyvinyl alcohol and/or carboxymethyl cellulose.
A low temperature non-combustible smoking body comprising tobacco particles as described above or prepared by the preparation method as described above.
Further, the smoke body is of a porous and breathable structure, and the effective porosity of the inside of the smoke body is 65-95%. The proper effective porosity can ensure the internal air permeability of the fuming body, so that the fuming body can be sucked more easily and smoothly and fuming is quicker.
The preparation method of the low-temperature non-combustible smoke body comprises the steps of spraying the second adhesive on the surface of the tobacco particles, uniformly mixing, and curing and forming to obtain the low-temperature non-combustible smoke body.
Preferably, the moisture content of the body is from 5 to 13 wt%.
Preferably, the second binder comprises hydroxypropyl cellulose and/or povidone.
Compared with the prior art, the invention has the beneficial effects that:
1. the smoke agent in the tobacco particles is uniformly distributed, and the smoke generating stability and uniformity are better.
2. The tobacco particles are of a core-shell structure, the inner core adsorbs the atomizing agent and the tobacco extract, and the tobacco powder material is wrapped outside, so that contact between internal components of the particles and the outside is prevented to a great extent, the storage is facilitated, and the problem of liquid leakage is effectively solved.
3. The tobacco particle inner core material is a non-tobacco material with strong adsorption capacity, does not release nicotine in the heating process, avoids the problems of overhigh nicotine and overlarge irritation during smoking easily caused by the fact that particles are all made of tobacco materials, and is good in smoking experience.
Detailed Description
The following examples are intended to illustrate the invention without further limiting its scope.
Example 1
The preparation method of the low-temperature non-combustible smoke body comprises the following steps: 1) weighing 5 parts of tobacco extract, 10 parts of glycerol and 5 parts of glycerol according to the mass parts, and uniformly mixing to obtain a smoke agent; 2) weighing 50 parts of corn cob particles of 40-60 meshes, spraying the smoke agent on the corn cob particles, and uniformly mixing; 3) weighing 100 parts of 100-200-mesh tobacco powder, and preparing a 2% carboxymethyl cellulose aqueous solution as a first adhesive; 4) taking the corncob particles adsorbed with the liquid components as kernels, wrapping the tobacco powder material on the surfaces of the corncob particles by adopting a general method under the action of a first adhesive, drying until the moisture content reaches 10%, and sieving to obtain 20-40-mesh tobacco particles for later use; 5) preparing 5% hydroxypropyl cellulose aqueous solution as a second adhesive for forming, spraying the second adhesive on the surfaces of the prepared tobacco particles, uniformly mixing, placing the tobacco particles into a special cylindrical cavity die, properly pressurizing, rapidly heating to 100 ℃, keeping the temperature for a certain time to control the water content in the particles to be about 10wt%, rapidly cooling to room temperature, bonding the tobacco particles in the die into a stick, and taking out to obtain the required low-temperature smoke body.
The low-temperature smoke body can be directly filled in corresponding low-temperature cigarette smoking tools or tobacco pipes to serve as smoking materials, and can also be rolled into a cigarette branch shape for smoking, and the low-temperature smoke body has the advantages of high smoking speed, sufficient smoke amount, good front and back uniformity, more suction openings, good aroma quality and strong satisfaction during smoking.
Example 2
The preparation method of the low-temperature non-combustible smoke body comprises the following steps: 1) weighing 10 parts of tobacco extract, 5 parts of glycerol and 10 parts of glycerol according to the parts by mass, and uniformly mixing; 2) weighing 40 parts of 40-60-mesh active carbon particles, spraying the mixed solution on the active carbon powder, and uniformly mixing; 3) weighing 100 parts of 100-200-mesh tobacco powder, and preparing a 2% carboxymethyl cellulose aqueous solution as a first adhesive; 4) taking the activated carbon particles adsorbed with the liquid components as an inner core, wrapping tobacco powder on the surface of the activated carbon under the action of a binder by adopting a general method, drying until the moisture content reaches 10wt%, and sieving to obtain 20-40-mesh tobacco particles for later use; 5) preparing 5% PVP aqueous solution as a second adhesive for forming, spraying the PVP aqueous solution on the surface of the prepared tobacco particles, uniformly mixing, placing the tobacco particles in a specially-made cylindrical cavity die, properly pressurizing, quickly heating to 100 ℃, keeping the temperature for a certain time to control the water content in the particles to be about 9wt%, quickly cooling to room temperature, bonding the tobacco particles in the die into a rod, and taking out to obtain the required low-temperature smoke body.
The low-temperature smoke body can be directly filled in corresponding low-temperature cigarette smoking tools or tobacco pipes to serve as smoking materials, and can also be rolled into a cigarette branch shape for smoking, and the low-temperature smoke body has the advantages of high smoking speed, sufficient smoke amount, good front and back uniformity, more suction openings, good aroma quality and strong satisfaction during smoking.
Example 3
The preparation method of the low-temperature non-combustible smoke body comprises the following steps: 1) weighing 5 parts of tobacco extract, 10 parts of glycerol and 5 parts of glycerol according to the parts by mass, and uniformly mixing; 2) weighing 100 parts of porous ceramic particles of 40-60 meshes, spraying the mixed solution on the porous ceramic, and uniformly mixing; 3) weighing 100 parts of 100-200-mesh tobacco powder, and preparing 5% polyvinyl alcohol aqueous solution as a first adhesive; 4) taking the porous ceramic particles adsorbed with the liquid components as an inner core, wrapping tobacco powder on the surface of the porous ceramic under the action of an adhesive by adopting a general method, drying the tobacco powder to 10wt%, and sieving to obtain 20-40 mesh tobacco particles for later use; 5) preparing 5% polyvidone water solution as a second adhesive for molding, spraying the polyvidone water solution on the surfaces of the prepared tobacco particles, uniformly mixing, placing the mixture into a special cylindrical cavity mold, properly pressurizing and performing microwave treatment for 45s, rapidly cooling to room temperature, bonding the tobacco particles in the mold into a rod, and taking out to obtain the required low-temperature smoke body.
The low-temperature smoke body can be directly filled in corresponding low-temperature cigarette smoking tools or tobacco pipes to serve as smoking materials, and can also be rolled into a cigarette branch shape for smoking, and the low-temperature smoke body has the advantages of high smoking speed, sufficient smoke amount, good front and back uniformity, more suction openings, good aroma quality and strong satisfaction during smoking.
Claims (12)
1. A preparation method of tobacco particles for low-temperature non-combustible cigarettes is characterized in that a smoke agent is sprayed on a porous material and is uniformly mixed; taking a porous material loaded with a smoke agent as an inner core, taking a mixture of a tobacco powder material and a first adhesive as a shell raw material, granulating, drying and sieving to obtain a tobacco particle finished product;
wherein the tobacco particles have a core-shell structure, and the porous material is loaded with a smoke agent; the outer shell of the core-shell structure comprises a tobacco powder material.
2. The method of claim 1, wherein the first binder comprises polyvinyl alcohol and/or carboxymethyl cellulose.
3. The production method according to claim 1, wherein the porous material comprises an organic porous material or an inorganic porous material.
4. The method of claim 1, wherein the porous material comprises at least one of corncob particles, rice hull particles, walnut shell particles, grapefruit skin particles, tobacco stem particles, tea leaves particles, porous silica gel, activated carbon, porous ceramic particles, porous molecular sieves.
5. The production method according to claim 1, wherein the particle size of the porous material is 40 to 80 mesh; the particle size of the tobacco powder material is 100-200 meshes.
6. The method of claim 1, wherein the smoking agent comprises a tobacco extract and a nebulizing agent.
7. The preparation method according to claim 6, wherein the mass ratio of the tobacco powder material, the tobacco extract and the atomizing agent is 100: (1-15): (5-30).
8. The method of claim 1, wherein the tobacco particles have a moisture content of 8-25wt% and a particle size of 20-40 mesh.
9. A low-temperature non-combustible smoking body comprising tobacco particles produced by the production method according to any one of claims 1 to 8.
10. The low temperature non-combustible smoking body of claim 9, wherein the body is a porous air permeable structure having an effective internal porosity of 65-95%.
11. The method for producing a low-temperature non-combustible smoke body according to claim 9 or 10, wherein a second binder is sprayed on the surface of the tobacco particles, and after being uniformly mixed, the mixture is cured and formed to obtain the low-temperature non-combustible smoke body.
12. The method of producing a low temperature non-combustible smoking body of claim 11, wherein the moisture content of the smoking body is 5-13 wt%.
Priority Applications (6)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810486822.3A CN110506977B (en) | 2018-05-21 | 2018-05-21 | Low-temperature non-combustion tobacco particles for cigarettes and preparation method thereof, and smoke body and preparation method thereof |
| EP19808374.3A EP3797602A4 (en) | 2018-05-21 | 2019-03-19 | Low-temperature smoking body and preparation method therefor |
| US17/057,598 US20210401030A1 (en) | 2018-05-21 | 2019-03-19 | Low-temperature smoking body and preparation method thereof |
| KR1020207036581A KR102583754B1 (en) | 2018-05-21 | 2019-03-19 | Low-temperature smoking body and method of manufacturing the same |
| JP2020563970A JP7029553B2 (en) | 2018-05-21 | 2019-03-19 | Low temperature smoker and its manufacturing method |
| PCT/CN2019/078652 WO2019223411A1 (en) | 2018-05-21 | 2019-03-19 | Low-temperature smoking body and preparation method therefor |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810486822.3A CN110506977B (en) | 2018-05-21 | 2018-05-21 | Low-temperature non-combustion tobacco particles for cigarettes and preparation method thereof, and smoke body and preparation method thereof |
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| CN110506977A CN110506977A (en) | 2019-11-29 |
| CN110506977B true CN110506977B (en) | 2021-08-27 |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111449271A (en) * | 2020-04-09 | 2020-07-28 | 安徽中烟工业有限责任公司 | Smoke release particle material containing biomass fibers and preparation method thereof |
| CN111329120A (en) * | 2020-04-09 | 2020-06-26 | 上海华宝生物科技有限公司 | Low-temperature heating non-combustible fuming particle and preparation method thereof |
| CN113545514A (en) * | 2020-04-23 | 2021-10-26 | 云南中烟工业有限责任公司 | Heating cigarette with self-bonding function |
| CN112806603A (en) * | 2021-02-02 | 2021-05-18 | 云南中烟工业有限责任公司 | Agglomeration-preventing heating non-combustible fuming particle mixture |
| CN113598403B (en) * | 2021-08-12 | 2022-07-12 | 云南中烟新材料科技有限公司 | Granule for heating cigarette and preparation method thereof |
| CN115299630B (en) * | 2022-06-23 | 2023-12-22 | 山东工业陶瓷研究设计院有限公司 | Porous ceramic for electronic cigarette and preparation method thereof |
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