CN114209085B - Tobacco extract, preparation method and application thereof, and low-temperature heating non-combustible product - Google Patents
Tobacco extract, preparation method and application thereof, and low-temperature heating non-combustible product Download PDFInfo
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- CN114209085B CN114209085B CN202111557415.5A CN202111557415A CN114209085B CN 114209085 B CN114209085 B CN 114209085B CN 202111557415 A CN202111557415 A CN 202111557415A CN 114209085 B CN114209085 B CN 114209085B
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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
- A24B15/167—Chemical features of tobacco products or tobacco substitutes of tobacco substitutes in liquid or vaporisable form, e.g. liquid compositions for electronic cigarettes
Abstract
The invention relates to a dry tobacco extract, a preparation method and a low-temperature heating non-combustion cigarette product, belonging to the field of low-temperature heating non-combustion products.
Description
Technical Field
The invention belongs to the field of low-temperature heating non-combustible products, and particularly relates to a dry tobacco extract, a preparation method and a low-temperature heating non-combustible cigarette product.
Background
The low-temperature heating non-combustible product is a tobacco substitute product, and is prepared by adding the extract liquid to plant particles to obtain low-temperature heating non-combustible particles, and making the particles into a cigarette bullet shape and other shapes. When in use, the particles are heated and roasted by utilizing heating equipment, and the temperature is controlled to be lower than the ignition point of the particles (generally between 200 and 400 ℃) so as to be smoked by smokers.
The low-temperature heating non-combustible product has the advantages that the product atomization temperature is low, the characteristic fragrant substances are retained to the maximum extent, and the particles can adsorb the fragrant substances in a saturated manner, so that the smoking quality is more elegant and lingering; the low-temperature heating non-combustible product also has the characteristics of controllable chemical components of atomized smoke, effective reduction of harmful substances and the like. But the low-temperature heating non-combustible product has the defects of unstable smoke quantity, unobvious characteristic aroma substances, obvious bitter taste of partial particles and the like.
The dry tobacco is non-baked dry tobacco, has the characteristics of high content of fatty substances, pectin substances, saccharides and other substances, and has the unpleasant fragrance of heavy miscellaneous gas, obvious burnt taste, green miscellaneous gas, fatty miscellaneous gas and the like when the dry tobacco is used for extracting cigarettes which are not combusted by low-temperature heating.
Disclosure of Invention
In order to overcome the problems in the background art, the first object of the present invention is to provide a method for preparing a tobacco extract; a second object of the present invention is to provide a tobacco extract; the third purpose of the invention is to provide a low-temperature heating non-burning cigarette containing a tobacco extract, and the fourth purpose of the invention is to provide an application of the tobacco extract to the low-temperature heating non-burning cigarette.
In order to realize the purpose, the invention is realized by the following technical scheme:
the preparation method of the tobacco extract comprises the following steps:
1) Flexible carbonization: heating plant carbon ash to a floating state, adding the tobacco before or after the floating state, and fully and flexibly carbonizing the tobacco in the floating state; separating and removing plant carbon dust to obtain flexible carbonized tobacco;
2) Extraction: extracting the flexible carbonized tobacco by alcohol to obtain an extracting solution;
3) And (3) concentrating under reduced pressure: and concentrating the extracting solution to obtain the tobacco extract.
Further, the extraction in the step (2) is hot reflux extraction, specifically, alcohol is added, the soft carbonized tobacco is soaked until the soft carbonized tobacco swells, the soft carbonized tobacco is extracted by a hot reflux method, and an extracting solution is obtained by separation.
Further, in the step (1), the plant carbon ash is prepared by the following method: and (3) taking the organic carbon, igniting the organic carbon to ensure that the organic carbon is completely burnt, and sieving the organic carbon by a sieve of 100-300 meshes to obtain the plant carbon ash fine powder.
Further, in the step (1), the flexible carbonization temperature is 180-300 ℃, and the flexible carbonization time is 5-10 min.
Further, in the step (2), the mass fraction of the alcohol is 40-60%, the mass of the alcohol is 8-12 times of that of the flexible carbonized tobacco, and the soaking time is 10-20 min.
Further, in the step (2), a reverse thermal reflux extraction method is adopted for extraction, the extraction time is 0.5-1.5 h, the extraction temperature is 55-75 ℃,
further, in the step (3), the pressure reduction concentration is carried out under the relative pressure of-30 to-60 KPa and the temperature of 40 to 80 ℃, and the concentration is carried out until the density of the extract is 1.260 to 1.290g/cm 3 。
The tobacco extract provided by the invention is characterized in that: the tobacco extract is prepared by the preparation method of the tobacco extract.
The low-temperature heating non-combustion cigarette product provided by the invention contains the dry tobacco extract prepared by the invention.
The application of the prepared tobacco extract in low-temperature heating non-combustible cigarettes is specifically that the tobacco extract and basic particles KL-I (bagasse as a main component) are added in an amount of 8g/kg (relative to the basic particles, the same is applied below), low-temperature heating non-combustible particles are manufactured, and a low-temperature heating non-combustible product (sample 1) is obtained by packaging. Wherein the proportion of the KL-A particles is KL-1 (90%), KL-2 (8%) and KL-3 (2%).
Evaluation of smoking quality of non-combustible product heated at low temperature
The composition can be used in combination, specifically, 8-15g of herba Nicotianae extract is added into each kilogram of basic granules.
The invention has the beneficial effects that:
according to the invention, by performing flexible carbonization before extraction, substances such as fatty substances, amino acids and the like in the tobacco can be effectively removed, and pigments can be degraded; meanwhile, the flexible carbonization process of the plant carbon ash can effectively prevent the fragrance of the tobacco from overflowing, and the flavor of the tobacco is retained to the maximum extent.
The invention adopts the method of hot reflux extraction and reduced pressure concentration, can simply and conveniently obtain the flexible carbonized dry tobacco extract which is taken as a substrate and added into the particles of the low-temperature heating non-combustible product, so that the substrate and the particles can be easily adsorbed, and the prepared low-temperature heating non-combustible product has stronger and natural aroma and flavor characteristics.
The extract of the low-temperature heating non-combustible product is more harmonious with the low-temperature heating non-combustible product, so that the smoke concentration and the fragrance can be effectively improved, the burnt smell can be covered, and the smoking quality of the low-temperature heating non-combustible product can be obviously improved.
The preparation method provided by the invention has the advantages of simple process, easiness in operation, low cost, suitability for popularization and application and positive significance for the healthy development of low-temperature heating non-combustible products.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, preferred embodiments of the present invention will be described in detail below to facilitate understanding of the skilled person.
Example 1
The preparation method of the tobacco extract comprises the following steps:
1) Preparing plant carbon ash: igniting organic carbon to fully burn to obtain plant carbon ash powder; sieving with 100 mesh sieve to obtain plant charcoal fine powder.
2) Heating plant carbon ash to boiling, mixing with 3cm long tobacco section, carbonizing at 210 deg.C for 8min to make tobacco flexible, wherein during the flexible carbonization process of tobacco, substances such as fat, pectin, etc. are carbonized and not extracted, meanwhile, tobacco is covered with plant carbon powder, aroma, etc. is retained, and sieving with 200 mesh sieve to remove plant carbon ash to obtain flexible carbonized tobacco.
3) Adding 50% alcohol into the soft carbonized tobacco, the adding amount is 8 times of the mass of the soft carbonized tobacco to be extracted, and soaking for 15min to swell the raw materials. Extracting with hot reflux at 60 deg.C for 1.2 hr, repeating the extraction for two times, and mixing the two extractive solutions.
4) Centrifuging to separate tobacco extract, collecting clear liquid, and concentrating under reduced pressure at 60 deg.C under-42 KPa until the extract density reaches 1.2776 + -0.0080 g/cm 3 Obtaining the soft carbonized dry tobacco extract.
Preparation of low-temp. heating incombustible products
Three low-temperature heating non-combustible granules are prepared by purchasing a certain low-temperature heating non-combustible extract (hereinafter referred to as a commercially available extract) sold in the market and the extract of the tobacco extract obtained in the embodiment: adding commercial extract and basic particles into the first part at an adding amount of 8g/kg, so that the extract is uniformly adsorbed by the basic particles to obtain a reference sample 1; mixing 4 parts of commercially available extract and 4 parts of extract of the tobacco leaf extract in the embodiment, and uniformly adsorbing the extract by the basic particles by adding 8g/kg of the extract and the basic particles to obtain a sample 1; the third part was all the extract obtained in this example, and the extract and the base particles were added in an amount of 8g/kg, so that the extract was uniformly adsorbed by the base particles, thereby obtaining sample 2.
Control 1, sample 1 and sample 2 were all randomly numbered and subjected to sensory panel. The results of the smoke panel are shown in Table 1.
TABLE 1 evaluation of sample 1 aspiration quality
The results of smoke panel test show that the extract of the present invention has a soft and mellow smoke aroma, a cleaner smoking texture, a harmonious effect with the smoke, and less scorched miscellaneous gases compared with the comparative sample 1 and the sample 1.
Table 2 comparison of the fragrance materials of comparative example 1 and sample 2
The extract of the invention has reduced nicotine relative content, increased anatabine relative content and increased myrtenal and plant alcohol relative content.
Comparative example 1 (compared with example 1, the preparation of plant carbon powder and the flexible carbonization of tobacco leaves are cancelled)
1) Taking tobacco leaves with length of about 3cm, adding 50% alcohol with the addition amount of 8 times of tobacco leaves, soaking for 15min to swell tobacco leaves. And extracting by adopting a reverse thermal reflux method at the extraction temperature of 60 ℃ for 1.2h, repeating the extraction for two times, and combining the extracting solutions obtained in the two times.
2) Centrifuging to separate tobacco extract, collecting clear liquid, concentrating under reduced pressure at-42 KPa and 60 deg.C until the density of the extract reaches 1.2776 + -0.0080 g/cm3 to obtain herba et radix Gaultheriae Yunnanensis extract.
Preparation of low-temperature heating non-combustible product
Adding the obtained extract of the tobacco extract into the basic particles, and uniformly adsorbing the extract by the basic particles to obtain low-temperature heating non-combustible particles; the heat-not-combustible pellets were charged into a smoke tube at an amount of 8g/kg to prepare a low-temperature heat-not-combustible product (comparative example 2). Comparative sample 2 and sample 2 from example 1 were randomly numbered and subjected to sensory panel test by a panel test. The results of the smoke panel are shown in Table 2.
Table 3 evaluation of aspiration quality for comparative sample 2
If the tobacco is directly extracted without flexible carbonization, the obtained tobacco extract has weaker smoke characteristics, rigid smoke texture, uncoordinated smoke and heavier green miscellaneous gas.
Comparative sample 2 was subjected to aroma substance analysis and compared with sample 2 of example 1, and the results are shown in Table 4.
Table 4 comparison of the fragrance materials of comparative example 2 and sample 2
The extract of the invention has reduced nicotine relative content, reduced anatabine relative content and increased myrtenal and plant alcohol relative content.
Comparative example 2 (same as example 1 except that ordinary carbonization was used)
The preparation method of the tobacco extract comprises the following steps:
1) Taking a 3cm long tobacco section, and carbonizing at 210 deg.C for 8min to obtain carbonized tobacco.
3) Adding 50% alcohol into carbonized tobacco, the amount of the alcohol is 8 times of the carbonized tobacco, and soaking for 15min to swell the raw materials. Extracting with reverse thermal reflux method at 60 deg.C for 1.2h, repeating the extraction for two times, and mixing the two extractive solutions.
4) Centrifuging to separate tobacco extractive solution, collecting supernatant, and concentrating under reduced pressure at 60 deg.C under-42 KPa until the density of the extract reaches 1.2776 + -0.0080 g/cm3 to obtain carbonized dry tobacco extract.
Preparation of low-temperature heating non-combustible product:
adding the obtained carbonized tobacco extract into basic particles, and uniformly adsorbing by the basic particles to obtain low-temperature heating non-combustible particles; the extract and the heat non-combustible granules were added at an amount of 8g/kg, and then charged into a cigarette tube to obtain a low-temperature heat non-combustible product (comparative example 3).
Comparative sample 3 and sample 2 from example 1 were randomly numbered and subjected to sensory panel. The results of the smoke panel are shown in Table 3.
Table 5 comparative sample 3 aspiration quality evaluation
The smoke characteristics of the common carbonized drought tobacco extract are weaker, the smoke texture is weaker, the smoke is not harmonious, and the miscellaneous gas is heavier; the carbonized dry tobacco extract has soft fragrance, good texture, harmony with smoke and less miscellaneous gas.
Comparative sample 3 was subjected to aroma substance analysis and compared with sample 2 of example 1, and the results are shown in Table 6.
Table 6 comparison of fragrance materials for control 3 and sample 2
The result of smoke panel test shows that compared with the common carbonization and the flexible carbonization, the flexible carbonization smoke ash is more mellow and soft, the fragrance amount is more sufficient, the smoke ash is more harmonious with the smoke, the texture is more elegant, the miscellaneous gas is lower, and the like. Also indicates that the flexible carbonization is more suitable for carbonization.
Example 2
The main steps of this example are repeated with example 1, with the only difference that: the addition ratio of the tobacco extract to the base particles was 10g/kg, and sample 3 was obtained.
TABLE 7 evaluation of aspiration quality of sample 3
Example 3
The main steps of this example are repeated with example 1, with the only difference that: the adding amount ratio of the dry tobacco extract to the basic particles is 12g/kg, and a sample 4 is obtained.
TABLE 8 evaluation of aspiration quality of sample 4
Finally, it is noted that the above-mentioned preferred embodiments illustrate rather than limit the invention, and that, although the invention has been described in detail with reference to the above-mentioned preferred embodiments, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the scope of the invention as defined by the appended claims.
Claims (7)
1. A preparation method of a tobacco extract is characterized by comprising the following steps: the method comprises the following steps:
1) Flexible carbonization: igniting organic carbon to enable the organic carbon to be completely combusted, and sieving the organic carbon through a sieve with 100 to 300 meshes to obtain plant carbon ash fine powder; heating plant carbon ash to a floating state, adding the tobacco before or after the floating state, and fully and flexibly carbonizing the tobacco in the floating state for 5-10min at the flexible carbonization temperature of 180-300 ℃; separating and removing plant carbon dust to obtain flexible carbonized dry tobacco;
2) Extraction: adding alcohol into the flexible carbonized dry tobacco, soaking until the flexible carbonized dry tobacco swells, extracting the flexible carbonized dry tobacco by adopting a hot reflux method, and separating to obtain an extracting solution;
3) And (3) concentrating under reduced pressure: and concentrating the extracting solution to obtain the tobacco extract.
2. The method for preparing a tobacco extract according to claim 1, wherein the tobacco extract comprises: in the step 2), the mass fraction of the alcohol is 40 to 60%, the mass of the alcohol is 8 to 12 times of that of the flexible carbonization tobacco, and the soaking time is 10 to 20min.
3. A method of preparing a tobacco extract according to claim 1 or 2, wherein the tobacco extract comprises: in the step 2), a reverse thermal reflux extraction method is adopted for extraction, the extraction time is 0.5 to 1.5 hours, and the extraction temperature is 55 to 75 ℃.
4. The method for preparing a tobacco extract according to claim 1, wherein the tobacco extract comprises: in the step 3), the extract is concentrated under reduced pressure at the temperature of 40 to 80 ℃ and the relative pressure of-30 to-60 KPa until the density of the extract is 1.260 to 1.290g/cm 3 。
5. A tobacco extract is characterized in that: prepared by the process of any one of claims 1 to 4.
6. A low-temperature heating non-combustion cigarette product is characterized in that: comprising the extract of claim 5.
7. Use of a tobacco extract according to claim 5 in the production of a low temperature heat non-combustible cigarette.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202111557415.5A CN114209085B (en) | 2021-12-19 | 2021-12-19 | Tobacco extract, preparation method and application thereof, and low-temperature heating non-combustible product |
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| CN202111557415.5A CN114209085B (en) | 2021-12-19 | 2021-12-19 | Tobacco extract, preparation method and application thereof, and low-temperature heating non-combustible product |
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| CN105533793B (en) * | 2016-02-24 | 2016-12-28 | 江西中烟工业有限责任公司 | A kind of preparation method of Dark sun-cured tobacco extract |
| CN105713924A (en) * | 2016-04-18 | 2016-06-29 | 云南中烟工业有限责任公司 | Method for preparing fermented type tobacco spice from rosa sterilis |
| CN109363230A (en) * | 2018-10-31 | 2019-02-22 | 云南恒罡科技有限公司 | It is a kind of to heat cigarette smoker particles inside material and preparation method thereof of not burning |
| CN109222230B (en) * | 2018-09-11 | 2021-04-06 | 云南中烟工业有限责任公司 | Corn, liquorice, black snow tea soft and quasi-carbonized fermentation particles and preparation method and application thereof |
| CN110946316A (en) * | 2018-09-27 | 2020-04-03 | 浙江中烟工业有限责任公司 | Method for treating non-burning tobacco shreds by heating |
| CN109749849A (en) * | 2019-01-04 | 2019-05-14 | 云南中烟工业有限责任公司 | A kind of preparation method and application of fructus piperis longi tobacco aromaticss |
| CN111011915B (en) * | 2020-01-06 | 2022-04-29 | 江苏中烟工业有限责任公司 | Cigarette core column suitable for heating cigarettes and preparation method thereof |
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