CN105011355B - A kind of essential oil of tobaccos and extracting method thereof and application - Google Patents
A kind of essential oil of tobaccos and extracting method thereof and application Download PDFInfo
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- CN105011355B CN105011355B CN201510308380.XA CN201510308380A CN105011355B CN 105011355 B CN105011355 B CN 105011355B CN 201510308380 A CN201510308380 A CN 201510308380A CN 105011355 B CN105011355 B CN 105011355B
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Abstract
The invention discloses a kind of essential oil of tobaccos and extracting method thereof and application, wherein method comprises the following steps: Nicotiana tabacum L. is heated cracking by (1), and the temperature adding thermal cracking is 150～1000 DEG C；(2) utilize solvent to absorb adding thermal cracking products, and condense absorbing liquid, obtain described essential oil of tobaccos.The present invention utilizes the mode of carbonization that Nicotiana tabacum L. is processed, carry out the complex reaction processes such as cracking, Mei Lade that conventional cigarette carries out in combustion in advance, the essential oil of tobaccos obtained can farthest reduce cigarette smoke, make up the novel tobacco goods insufficient fragrance such as electronic cigarette, heating non-combustion-cigarette, the shortcomings such as style is fuzzy, do not affecting on the basis of Medicated cigarette sense organ, reaching the effect reducing cigarette smoke, avoiding second hand smoking environmental pollution.
Description
Technical field
The present invention relates to tobacco product technical field, be specifically related to a kind of essential oil of tobaccos and extracting method thereof and application.
Background technology
The healthy of smoker is not only damaged by smoking, crowd around smoker also can come to harm because of passive smoking, in order to reduce pollution and the harm that public environment is caused by flue gas, urgently develop smokeless goods, in prior art, occurred in that electronic cigarette, heat not burning type Medicated cigarette, buccal cigarette, chew the novel tobacco goods such as cigarette, these novel tobacco goods obtain the extensive concern of domestic and international tobacco business.
Above-mentioned novel tobacco goods are the strategic products that tobacco industry is emerging, and in these novel tobacco goods, tobacco shred does not all experience combustion process, are mostly low-temperature heat release flue gas or not heated slow releasing tobacco flavor.
Result of combustion of tobacco process in traditional cigarette is an extremely complex reaction intersection, M.F.Dube and C.R.Green is (TCRC) report in the 36th the American Tobacco chemist meeting that October nineteen eighty-two holds, Nicotiana tabacum L. identifies 2549 kinds of materials, and the flue gas after result of combustion of tobacco identifies 3875 kinds of materials, material in flue gas can be divided into 15 big classes, wherein in flue gas, distinctive material has 2740 kinds, and these materials are formed by pyrolysis and high-temperature nuclei reaction when burning by Nicotiana tabacum L..Along with analysis means progress and analyze method improvement, up to now, from Nicotiana tabacum L., Analysis and Identification goes out more than 4200 kind of chemical composition altogether, and in cigarette smoke, Analysis and Identification goes out 7300 multiple compounds.
At present, chemical research persons have identified nearly 300 and have grown tobacco and form the Main Fragrance produced in flue gas process, and analyze its mechanism of production and the contribution of the sense organ in flue gas.Dividing from substance classes, in flue gas endemic element, majority is phenols and nitrogen heterocyclic (pyridine, pyrroles, pyrazine), and part acids, aldehydes, ketone, alcohols, esters etc..These flavor components are absent from Nicotiana tabacum L. itself, or content is less, or exist with the form of combined state, and for affecting the important flavor component of flue gas pleasure of the senses in cigarette smoke.
Novel tobacco goods, owing to avoiding combustion process, also just have lost distinctive flavor component in the flue gas based on combustion process generation.No matter it is prepare tobacco juice or directly heat tobacco shred, if tobacco component does not experience the combustion process of traditional cigarette, is difficult to make smoker obtain the distinctive pleasure of the senses of traditional cigarette, and traditional tobacco extract and existing essence and flavoring agent cannot make up this defect.
Prior art is studied seldom for the retorting technique of Nicotiana tabacum L., and research is extracted mainly for destructive distillation device, technological process and nicotine, as the distillation process impact on Nicotiana tabacum L. dry distilling extract component, lack systematic research.
Summary of the invention
The invention provides a kind of essential oil of tobaccos and extracting method thereof and application, the essential oil of tobaccos provided is added in novel tobacco goods, it is possible to strengthens flue gas main aroma, significantly improves the organoleptic attribute of novel tobacco goods.
A kind of method utilizing carbonization to extract essential oil of tobaccos, comprises the following steps:
(1) Nicotiana tabacum L. being heated cracking, the temperature adding thermal cracking is 150～1000 DEG C.
The Nicotiana tabacum L. being heated cracking process can adopt various forms, for instance offal, tobacco shred, cabo or tobacco leaf etc..
On the one hand, the temperature adding thermal cracking can be arranged according to taste demand, and temperature is more high, and physiological strength is more big, and the essential oil of tobaccos finally given is more obvious for the improvement of novel tobacco goods organoleptic attribute；On the other hand, the temperature adding thermal cracking is also required to consider the release of harmful substance, and temperature is more high, and it is more many that harmful substance produces.
As preferably, the temperature adding thermal cracking is 200～800 DEG C.It is preferred that, the temperature adding thermal cracking is 400～600 DEG C.In this temperature range, the tobacco flavor composition release ground of essential oil of tobaccos is relatively more abundant, and harmful substance not yet rolls up.
In the process of result of combustion of tobacco, programming rate is very fast, in the process being rapidly heated, produce distinctive fragrance in flue gas, more satisfactory situation is, the temperature-rise period adding thermal cracking is identical with the variations in temperature of cigarette burning process, and the product fragrance to ensure two processes is identical.
But due in cigarette burning process, the temperature of Medicated cigarette different parts also differs, the programming rate at each position also differs, and in the process adding thermal cracking, temperature and heating rate are relatively uniform processes, it is difficult to keep consistent with cigarette burning process, therefore, the extraction of essential oil of tobaccos can only be carried out under different heating conditions, and the composition of the essential oil of tobaccos extracted is analyzed, obtain close to material produced by cigarette burning process.
In order to make the product of the product and cigarette burning process that add thermal cracking have same or like flavor component, it is preferable that the programming rate adding thermal cracking is 50～120 DEG C/s.It is preferred that, the programming rate adding thermal cracking is 80～100 DEG C/s.
When being heated cracking; can carry out under isolation air conditions; different protection gas can also be selected; such as; the mixing gas of nitrogen, air or different oxygen content; to regulate the atmosphere of Nicotiana tabacum L. cracking, change the composition of gained essential oil of tobaccos, thus finally affecting the flue gas impression of novel tobacco goods.
(2) utilize solvent to absorb adding thermal cracking products, and condense absorbing liquid, obtain described essential oil of tobaccos.
Described solvent selects according to the use occasion of essential oil of tobaccos, is generally the solvent as tobacco juice for electronic smoke, it is preferable that described solvent is at least one in ethanol, water, menthol, propylene glycol, glycerol, diethylene glycol, 2,2'-ethylenedioxybis(ethanol)..
Propylene glycol or ethanol are easily atomized, cheap, and tobacco extract has good dissolubility, it is preferred that, described solvent is propylene glycol or ethanol.
Most preferably, described solvent is propylene glycol.Most flavor components in nicotine and flue gas are had good dissolution by propylene glycol, propylene glycol is adopted to carry out the extraction of essential oil of tobaccos as solvent, regulate sense organ through later stage flavoring and casing and inhale taste, it is possible to obtaining taste comparatively ripe, and close to the electronic cigarette liquid formula of traditional cigarette sense organ.
Adding thermal cracking products utilizes carrier gas (adopting gas of the same race with protection gas) to be transferred in solvent, and after solvent absorption adds thermal cracking products, be absorbed liquid, utilizes and absorbs the pipeline that liquid cleaning carrier gas flows through, farthest collects and add thermal cracking products.
As preferably, heating pyrolysis time is 2～5h.In the process carrying out essential oil of tobaccos extraction, heating is to predetermined cracking temperature, and constant temperature 2～5 hours, constant temperature time is heating pyrolysis time, and in the process, the gas-phase product adding thermal cracking is persistently transferred in solvent by carrier gas.
As preferably, condensation temperature is-50 DEG C～room temperature.It is preferred that, condensation temperature is-25～0 DEG C.Being condensate in cold-trap and carry out, component and the constituent content of the final essential oil of tobaccos obtained are had material impact by condensation temperature, and the fragrance matter that should ensure in flue gas condenses as much as possible, avoids the condensation of too much harmful substance again.
Present invention also offers a kind of essential oil of tobaccos, adopt described extracting method to prepare.
Essential oil of tobaccos provided by the invention can be applied to various new tobacco product, for instance, tobacco juice for electronic smoke, heating non-burning Medicated cigarette etc., coordinate mouthfeel through flavoring and casing and inhale taste.
Present invention also offers a kind of tobacco juice for electronic smoke, comprise described essential oil of tobaccos, the weight portion of tobacco juice for electronic smoke is composed as follows:
Tobacco extract, cloud and mist absolute oil and Fructus Jujubae extract can adopt commercially available product, it is mainly used in perfumery, essential oil of tobaccos is in harmonious proportion mutually with traditional tobacco extract, with the use of cloud and mist absolute oil, Fructus Jujubae extract, ethylmaltol, 2,3,5-trimethylpyrazines, Cortex Cinnamomi wet goods essence and flavoring agent, make the richness of flue gas be improved, cigarette perfume (or spice) is abundanter, and the theme style of Nicotiana tabacum L. obtains and promotes.
In order to obtain better pleasure of the senses, it is preferable that the weight portion of tobacco juice for electronic smoke is composed as follows:
The present invention utilizes the mode of carbonization that Nicotiana tabacum L. is processed, carry out the complex reaction processes such as cracking, Mei Lade that conventional cigarette carries out in combustion in advance, the essential oil of tobaccos obtained can farthest reduce cigarette smoke, make up the novel tobacco goods insufficient fragrance such as electronic cigarette, heating non-combustion-cigarette, the shortcomings such as style is fuzzy, do not affecting on the basis of Medicated cigarette sense organ, reaching the effect reducing cigarette smoke, avoiding second hand smoking environmental pollution.
Detailed description of the invention
Embodiment 1
Weigh 4g tobacco shred and put in tube furnace, it is heated to 200 DEG C, and constant temperature 2.5h, the absorption bottle being placed in cold-trap is brought into by adding flue gas utilization nitrogen produced by thermal cracking, being pre-loaded with 25mL propylene glycol in absorption bottle, condenser temperature is-15 DEG C, washes out the smoke condensate in pipeline with 40mL propylene glycol, the liquid that absorbs in absorption bottle is merged with the smoke condensate washed out in pipeline, obtains essential oil of tobaccos.
Gained essential oil of tobaccos is analyzed through GC-MS; identify and sense organ is had contribution; and in Nicotiana tabacum L. itself non-existent flavor component totally 11 kinds, respectively benzyl alcohol, maltol, 3-hydroxy-beta-damascenone, benzoic acid, pyridine, 2-picoline, 5 methyl furfural, 1-methylpyrrole-2-formaldehyde, 2-formylpyrrole, 2-acetyl pyrrole, 5 hydroxymethyl 2 furaldehyde.
Embodiment 2
Weigh 4g tobacco shred and put in tube furnace, it is heated to 400 DEG C, and constant temperature 3h, the absorption bottle being placed in cold-trap is brought into by adding flue gas utilization nitrogen produced by thermal cracking, being pre-loaded with 25mL propylene glycol in absorption bottle, condenser temperature is-15 DEG C, washes out the smoke condensate in pipeline with 40mL propylene glycol, the liquid that absorbs in absorption bottle is merged with the smoke condensate washed out in pipeline, obtains essential oil of tobaccos.
Gained essential oil of tobaccos is analyzed through GC-MS, identify and sense organ is had contribution, and in Nicotiana tabacum L. itself non-existent flavor component totally 18 kinds, respectively 2, 3, 4-trimethyl-2-cyclopentenone, maltol, 3-hydroxy-beta-damascone, pyridine, 2-picoline, 2, 6-lutidines, 2-ethylpyridine, 2-furan ethyl ketone, 2, 4-lutidines, 2, 5-lutidines, 2, 3-lutidines, 3-ethylpyridine, 5 methyl furfural, 2, 4, 6-trimethylpyridine, 2, 3, 6-trimethylpyridine, 2-formylpyrrole, 2, 3, 6-trimethylpyridine, 2-acetyl pyrrole.
Embodiment 3
Weigh 4g tobacco shred and put in tube furnace, it is heated to 500 DEG C, and constant temperature 3.5h, the absorption bottle being placed in cold-trap is brought into by adding flue gas utilization nitrogen produced by thermal cracking, being pre-loaded with 25mL propylene glycol in absorption bottle, condenser temperature is-15 DEG C, washes out the smoke condensate in pipeline with 40mL propylene glycol, the liquid that absorbs in absorption bottle is merged with the smoke condensate washed out in pipeline, obtains essential oil of tobaccos.
Gained essential oil of tobaccos is analyzed through GC-MS, identify and sense organ is had contribution, and in Nicotiana tabacum L. itself non-existent flavor component totally 11 kinds, respectively maltol, pyridine, 2-picoline, 2,6-lutidines, 2-ethylpyridine, 2-furan ethyl ketone, 2,4-lutidines, 2,5-lutidines, 2,3-lutidines, 3-ethylpyridine, 2,3,6-trimethylpyridines.
Embodiment 4
Weigh 4g tobacco shred and put in tube furnace, it is heated to 600 DEG C, and constant temperature 4h, the absorption bottle being placed in cold-trap is brought into by adding flue gas utilization nitrogen produced by thermal cracking, being pre-loaded with 25mL propylene glycol in absorption bottle, condenser temperature is-15 DEG C, washes out the smoke condensate in pipeline with 40mL propylene glycol, the liquid that absorbs in absorption bottle is merged with the smoke condensate washed out in pipeline, obtains essential oil of tobaccos.
Gained essential oil of tobaccos is analyzed through GC-MS, identify and sense organ is had contribution, and in Nicotiana tabacum L. itself non-existent flavor component totally 9 kinds, respectively maltol, pyridine, 2-picoline, 2,6-lutidines, 2-ethylpyridine, 2-furan ethyl ketone, 2,5-lutidines, 3-ethylpyridine, indole.
Identifying 125 kinds of compounds in the essential oil of tobaccos of embodiment 1～4 gained altogether, the main flavor substance classes such as heterocyclic when 400 DEG C and 500 DEG C and aldoketones is enriched, and content is higher, and when more than 600 DEG C, the harmful components kind such as aromatic hydrocarbon and content are more.
In the chemical composition that all analyses obtain, identifying more than 20 kinds increases the peculiar fragrance matter of flue gas that flue gas richness and perfume (or spice) make, based on heterocyclic and aldoketones.
The result of embodiment 1～4 can be seen that, within the scope of 200-600 DEG C, the product that Nicotiana tabacum L. carbonization obtains has varying number and different types of flavor component, wherein, in Nicotiana tabacum L. carbonization product, the contributive peculiar flavor component of sense organ is the abundantest under 400 DEG C of conditions.
Embodiment 5
By each for tobacco juice for electronic smoke component mix homogeneously, obtaining tobacco juice for electronic smoke, and tobacco juice for electronic smoke is aspirated, carry out sensory evaluation, the weight portion of tobacco juice for electronic smoke is composed as follows:
Wherein, essential oil of tobaccos adopts the essential oil of tobaccos that embodiment 1 prepares, the Adding Way of essential oil of tobaccos is: first essential oil of tobaccos utilizing propylene glycol dilute 10 times, is then added in tobacco juice for electronic smoke, the propylene glycol weight portion in tobacco juice for electronic smoke does not comprise the propylene glycol for diluting essential oil of tobaccos.
The Adding Way of 2，3，5-trimethylpyrazine is: first 2，3，5-trimethylpyrazine is made into the solution that mass fraction is 10%, and solvent is water, is then joined in tobacco juice for electronic smoke by this solution.
Embodiment 6
With the difference is that only of embodiment 5, essential oil of tobaccos adopts embodiment 2 to extract the essential oil of tobaccos obtained.
Embodiment 7
With the difference is that only of embodiment 5, essential oil of tobaccos adopts embodiment 3 to extract the essential oil of tobaccos obtained.
Embodiment 8
With the difference is that only of embodiment 5, essential oil of tobaccos adopts embodiment 4 to extract the essential oil of tobaccos obtained.
The tobacco juice for electronic smoke that embodiment 5～8 obtains is through sensory evaluating smoking, and fragrance enriches, and has the main body note of Nicotiana tabacum L., having certain flue gas concentration and long sense, sweet sense is better, stimulates less, use Nicotiana tabacum L. dry distilling extract can increase the rich of cigarette perfume, promote the main body style of Nicotiana tabacum L..
Above one essential oil of tobaccos of the present invention and extracting method thereof and application are set forth; it is adapted to assist in and understands the present invention; but embodiments of the present invention are also not restricted to the described embodiments; any without departing from the change made under the principle of the invention, modification, replacement, combination, simplification; all should be the substitute mode of equivalence, be included within protection scope of the present invention.
Claims (5)
1. a tobacco juice for electronic smoke, it is characterised in that the weight portion of tobacco juice for electronic smoke is composed as follows:
The extracting method of described essential oil of tobaccos, comprises the following steps:
(1) Nicotiana tabacum L. being heated cracking, the temperature adding thermal cracking is 150～1000 DEG C；
(2) utilize solvent to absorb adding thermal cracking products, and condense absorbing liquid, obtain described essential oil of tobaccos.
2. tobacco juice for electronic smoke as claimed in claim 1, it is characterised in that the temperature adding thermal cracking is 400～600 DEG C.
3. tobacco juice for electronic smoke as claimed in claim 1, it is characterised in that heating pyrolysis time is 2～5h.
4. tobacco juice for electronic smoke as claimed in claim 1, it is characterised in that described solvent is at least one in ethanol, water, menthol, propylene glycol, glycerol, diethylene glycol, 2,2'-ethylenedioxybis(ethanol)..
5. tobacco juice for electronic smoke as claimed in claim 1, it is characterised in that add the mixing gas that protection gas is nitrogen, air or different oxygen content of thermal cracking.
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| CN105852199A (en) * | 2016-04-28 | 2016-08-17 | 湖南中烟工业有限责任公司 | Preparation method of tobacco-sourced basic cigarette-smell raw material |
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| CN105725266A (en) * | 2016-04-28 | 2016-07-06 | 湖南中烟工业有限责任公司 | Preparation method of basic cigarette-smell raw material deriving from tobacco |
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| CN110367583B (en) * | 2019-06-27 | 2022-12-27 | 河南中烟工业有限责任公司 | Tobacco leaf microwave pyrolysis product and application thereof in novel tobacco products |
| CN111296886A (en) * | 2019-12-10 | 2020-06-19 | 颐中（青岛）实业有限公司 | Dry distillation spice and application thereof in novel tobacco products |
| CN111718797A (en) * | 2020-06-17 | 2020-09-29 | 云南中烟工业有限责任公司 | Method for finely extracting tobacco essence |
| CN112956732A (en) * | 2021-04-02 | 2021-06-15 | 河南中烟工业有限责任公司 | Tobacco lysate and preparation method thereof |
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