CN110353299A - A kind of extracting method of leaf tobacco extract - Google Patents
A kind of extracting method of leaf tobacco extract Download PDFInfo
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- CN110353299A CN110353299A CN201910582478.2A CN201910582478A CN110353299A CN 110353299 A CN110353299 A CN 110353299A CN 201910582478 A CN201910582478 A CN 201910582478A CN 110353299 A CN110353299 A CN 110353299A
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- China
- Prior art keywords
- extracting solution
- tobacco extract
- leaf tobacco
- temperature
- extracting
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Classifications
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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
- A24B15/18—Treatment of tobacco products or tobacco substitutes
- A24B15/24—Treatment of tobacco products or tobacco substitutes by extraction; Tobacco extracts
- A24B15/241—Extraction of specific substances
-
- 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
- A24B15/18—Treatment of tobacco products or tobacco substitutes
- A24B15/24—Treatment of tobacco products or tobacco substitutes by extraction; Tobacco extracts
- A24B15/26—Use of organic solvents for extraction
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D11/00—Solvent extraction
- B01D11/02—Solvent extraction of solids
- B01D11/0288—Applications, solvents
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- General Chemical & Material Sciences (AREA)
- Manufacture Of Tobacco Products (AREA)
Abstract
The present invention is suitable for tobacco leaf extractive technique field, provide a kind of extracting method of leaf tobacco extract, offal is compressed into the leaf tobacco extract that cylindrical body particle uses No. 6 solvent extraction gasoline in two times in heating extraction offal again by the present invention, compression process can destroy the part cell wall of tobacco leaf, ooze out extracting section object, effectively promote the rate and recovery rate that extract dissolves in a solvent, there are enough gaps, and solvent can quickly and evenly be penetrated into wherein between granule materials, granule materials are impregnated simultaneously, so that extraction process is more rapidly and efficiently, recovery rate of the invention can be improved 20% compared with the prior art.
Description
Technical field
The invention belongs to tobacco leaf extractive technique field more particularly to a kind of extracting methods of leaf tobacco extract.
Background technique
Tobacco leaf is the primary raw material of tobacco industry, also known as tobacco.Chemical component contained by tobacco leaf include carbohydrate, starch,
The carbohydrate such as cellulose, the nitrogenous compounds such as vegetable soda, amino acid, protein, volatility and non-volatile organic acids etc.
Account for containing organic matter in the overwhelming majority.In addition, also different containing hydro carbons, alcohols, esters, phenols, ethers, carbonyls and class
The terpene substances such as pentadiene.Inorganic elements mainly have potassium, sodium, calcium, magnesium, chlorine, sulphur, phosphorus and micro zinc, copper, iron, manganese, molybdenum,
Boron etc..
Containing Salanesol and tobacco leaf essential oil in tobacco leaf after overbaking, Salanesol is a kind of important medicine intermediate,
The irreplaceable ingredient of ubiquinone class pharmaceutical intermediate, be synthesize vitamin K side chain and Co-Q10 and synthesis anti-ulcer agent
The irreplaceable natural material of object, anticancer drug.
In the prior art, when extracting to leaf tobacco extract, mostly use offal as raw material, but mentioning of extracting of offal
Take that rate is low and extraction rate is slow.
Summary of the invention
The embodiment of the present invention provides a kind of extracting method of leaf tobacco extract, it is intended to solve mentioning for existing leaf tobacco extract
Take rate low, the slow problem of extraction rate.
The embodiments of the present invention are implemented as follows, a kind of extracting method of leaf tobacco extract, comprising:
Offal is collected, offal is divided into more parts, every part is compressed into cylindrical body particle, obtains granule materials；
Granule materials and No. 6 solvent extraction gasoline are added to and are extracted in kettle, obtain the first mixed material, granule materials with
The volumetric ratio of No. 6 solvent extraction gasoline is 1:2, and the boiling range of No. 6 solvent extraction gasoline is 61-71 DEG C；
Heating extraction kettle after so that the first mixed material is warming up to 40-45 DEG C, keeps the temperature 2-3h, obtains the first extracting solution；
The first extracting solution for taking out half volume, is added with granule materials volumetric ratio into remaining first extracting solution and is
No. 6 solvent extraction gasoline of 1:1, obtain the second mixed material；
Heating extraction kettle after so that the second mixed material is warming up to 40-45 DEG C, keeps the temperature 1-2h, obtains the second extracting solution；
The first extracting solution and the second extracting solution for collecting the half volume, obtain tobacco leaf after filtering and concentration and mention
Take object.
Further, the size of the cylindrical body particle is diameter 3-9mm, length 35-65mm.
Further, the ratio of pressure when compression and diameter is 3.9-4.6.
Further, heating extraction kettle after so that the first mixed material is warming up to 40 DEG C, keeps the temperature 2.5h.
Further, heating extraction kettle after so that the second mixed material is warming up to 40 DEG C, keeps the temperature 1.5h.
Further, described filter includes:
The first extracting solution for collecting the half volume and the second extracting solution are obtained initially by 120 mesh screens
Filtrate；
Initial filtrate is obtained into filtrate by 200 mesh screens.
Further, the concentration is that vacuum and low temperature is concentrated, and the pressure of vacuum and low temperature concentration is 0.085-0.09Mpa,
Temperature is 40-60 DEG C.
Further, the first extracting solution of the half volume is first extracting solution of lower layer.
Offal is compressed into cylindrical body particle and is mentioned again with No. 6 solvents by the extracting method of leaf tobacco extract provided by the invention
Leaf tobacco extract of the gasoline in two times in heating extraction offal is taken, compression process can destroy the part cell wall of tobacco leaf, make portion
The exudation of point extract, effectively promotes rate and recovery rate that extract dissolves in a solvent, and there are enough between granule materials
Gap solvent can quickly and evenly be penetrated into wherein, while impregnating granule materials so that extraction process is more rapidly and efficiently,
Recovery rate of the invention can be improved 20% compared with the prior art.
Specific embodiment
In order to make the objectives, technical solutions, and advantages of the present invention clearer, by the following examples to the present invention
It is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not used to
Limit the present invention.
Offal is collected, offal is divided into more parts, every part is compressed into cylindrical body particle, obtains granule materials.
The recovery rate directly extracted with offal is low, is contacted using offal with solvent when extracting, due in offal
The gap in portion is small, and offal mutual extrusion accumulation, solvent is not easy to penetrate into.
In the present invention, offal is compressed into cylindrical body particle, compression process can destroy the part cell wall of tobacco leaf, make portion
Divide extract exudation, effectively promotes rate and recovery rate that leaf tobacco extract dissolves in a solvent, meanwhile, between granule materials
There are enough gaps, and solvent can quickly and evenly be penetrated into wherein, while impregnating granule materials, so that extraction process is more
Rapidly and efficiently, recovery rate can be improved 20% compared with the prior art.
Further, the ratio of pressure and diameter that compression offal uses is 3.9-4.6, with unit kilogram gauging pressure, with
The compression of this ratio can be avoided tobacco leaf and change colour in compression process, it is ensured that quality.
The size of cylindrical body particle has a direct impact the color and recovery rate of leaf tobacco extract, the ruler of cylindrical body particle
Very little smaller, the subsequent color for taking extraction of essential oil to go out is deeper.Oversized will lead to of cylindrical body particle extracts insufficient, recovery rate
Decline, in the embodiment of the present invention, cylindrical body particle is preferably dimensioned to be diameter 3-9mm, length 35-65mm.
Granule materials and No. 6 solvent extraction gasoline are added to and are extracted in kettle, obtain the first mixed material, granule materials with
The volumetric ratio of No. 6 solvent extraction gasoline is 1:2, and the boiling range of No. 6 solvent extraction gasoline is 61-71 DEG C.
No. 6 solvent extraction gasoline are mainly used for natural perfume material, pigment, grease and other liposoluble substances in food industry
Leaching extraction process be mainly used in all-purpose adhesive, the solvent in rubber synthesis process, certain fire proofing woods in industrial products
Also there are certain applications in material.In the present invention, use No. 6 solvent extraction gasoline as the Extraction solvent of leaf tobacco extract, particulate matter
The volumetric ratio of material and No. 6 solvent extraction gasoline is 1:2, it is ensured that recovery rate, it is 61-71 that No. 6 solvent extraction gasoline, which need to select boiling range,
DEG C dosage form.
Heating extraction kettle after so that the first mixed material is warming up to 40-45 DEG C, keeps the temperature 2-3h, obtains the first extracting solution.
The leaf tobacco extract in material particles can be made to accelerate to be precipitated and be dissolved in molten with 40-45 DEG C of the first mixed material of heating
In agent, in the embodiment of the present invention, the temperature of heating is preferably 40 DEG C, and soaking time is preferably 2.5h.
The first extracting solution for taking out half volume, is added with granule materials volumetric ratio into remaining first extracting solution and is
No. 6 solvent extraction gasoline of 1:1, obtain the second mixed material.
In the embodiment of the present invention, the first extracting solution of the half of taking-up is preferably the first extracting solution of lower layer, wherein
Leaf tobacco extract concentration it is high, adding solvent to initial volume after taking-up again and extract again helps to promote recovery rate,
Leaf tobacco extract is set to be fully extracted out.
Heating extraction kettle after so that the second mixed material is warming up to 40-45 DEG C, keeps the temperature 1-2h, obtains the second extracting solution.
In the embodiment of the present invention, heating extraction kettle, the temperature for making the second mixed material heat up is preferably 40 DEG C, soaking time
The principle and purpose that preferably 1.5h, principle and purpose heat up and keep the temperature with the first mixed material are identical.
The first extracting solution and the second extracting solution for collecting the half volume, obtain tobacco leaf after filtering and concentration and mention
Take object.
Collecting the extracting solution obtained after extracting twice can be obtained leaf tobacco extract by filtering and concentration, wherein due to
Physics material has a small amount of offal residue during the extraction process and falls off, therefore is removed by filtration the offal contained in extracting solution
The mode filtered twice in succession can be used in residue, filtering, uses 120 mesh screens for the first time, second using 200 mesh mistakes
Filter removes offal, obtains the extracting solution of particle free from foreign meter.
Vacuum and low temperature concentration can be used to extracting solution concentration, have concentration speed fast, the low feature of temperature can be avoided
Extract volatilization loss, it is preferable that the pressure of vacuum and low temperature concentration is 0.085-0.09Mpa, and temperature is 40-60 DEG C.
It is described further below with extracting method of the embodiment to leaf tobacco extract provided by the invention.
Embodiment one
The embodiment of the present invention provides a kind of extracting method of leaf tobacco extract, comprising:
1.5 tons of offals are collected, it is 8mm that offal, which is compressed into diameter, and length is the cylindrical body particle of 50mm, obtains particulate matter
Material.
Granule materials and 3 tons of No. 6 solvent extraction gasoline are added to and are extracted in kettle, the first mixed material is obtained.
Heating extraction kettle after so that the first mixed material is warming up to 40 DEG C, keeps the temperature 2.5h, obtains the first extracting solution.
No. 6 solvents of 1.5 tons of particulate matters are added into remaining first extracting solution in the first extracting solution for taking out half volume
Gasoline is extracted, the second mixed material is obtained.
Heating extraction kettle after so that the second mixed material is warming up to 40 DEG C, keeps the temperature 1.5h, obtains the second extracting solution.
The first extracting solution and the second extracting solution of the half volume are collected, is successively filtered by 120 mesh and 200 mesh
Obtain filtrate.
By filtrate in 0.085Mpa, temperature is concentrated into paste under conditions of being 40 DEG C, obtains leaf tobacco extract.
Embodiment two
The embodiment of the present invention provides a kind of extracting method of leaf tobacco extract, comprising:
1.5 tons of offals are collected, it is 5mm that offal, which is compressed into diameter, and length is the cylindrical body particle of 50mm, obtains particulate matter
Material.
Granule materials and 3 tons of No. 6 solvent extraction gasoline are added to and are extracted in kettle, the first mixed material is obtained.
Heating extraction kettle after so that the first mixed material is warming up to 45 DEG C, keeps the temperature 2.5h, obtains the first extracting solution.
No. 6 solvents of 1.5 tons of particulate matters are added into remaining first extracting solution in the first extracting solution for taking out half volume
Gasoline is extracted, the second mixed material is obtained.
Heating extraction kettle after so that the second mixed material is warming up to 45 DEG C, keeps the temperature 1.5h, obtains the second extracting solution.
The first extracting solution and the second extracting solution of the half volume are collected, is successively filtered by 120 mesh and 200 mesh
Obtain filtrate.
By filtrate in 0.085Mpa, temperature is concentrated into paste under conditions of being 50 DEG C, obtains leaf tobacco extract.
Embodiment three
The embodiment of the present invention provides a kind of extracting method of leaf tobacco extract, comprising:
1.5 tons of offals are collected, it is 5mm that offal, which is compressed into diameter, and length is the cylindrical body particle of 60mm, obtains particulate matter
Material.
Granule materials and 3 tons of No. 6 solvent extraction gasoline are added to and are extracted in kettle, the first mixed material is obtained.
Heating extraction kettle after so that the first mixed material is warming up to 45 DEG C, keeps the temperature 2h, obtains the first extracting solution.
No. 6 solvents of 1.5 tons of particulate matters are added into remaining first extracting solution in the first extracting solution for taking out half volume
Gasoline is extracted, the second mixed material is obtained.
Heating extraction kettle after so that the second mixed material is warming up to 45 DEG C, keeps the temperature 2h, obtains the second extracting solution.
The first extracting solution and the second extracting solution of the half volume are collected, is successively filtered by 120 mesh and 200 mesh
Obtain filtrate.
By filtrate in 0.09Mpa, temperature is concentrated into paste under conditions of being 40 DEG C, obtains leaf tobacco extract.
Example IV
The embodiment of the present invention provides a kind of extracting method of leaf tobacco extract, comprising:
1.5 tons of offals are collected, it is 7mm that offal, which is compressed into diameter, and length is the cylindrical body particle of 65mm, obtains particulate matter
Material.
Granule materials and 3 tons of No. 6 solvent extraction gasoline are added to and are extracted in kettle, the first mixed material is obtained.
Heating extraction kettle after so that the first mixed material is warming up to 40 DEG C, keeps the temperature 3h, obtains the first extracting solution.
No. 6 solvents of 1.5 tons of particulate matters are added into remaining first extracting solution in the first extracting solution for taking out half volume
Gasoline is extracted, the second mixed material is obtained.
Heating extraction kettle after so that the second mixed material is warming up to 45 DEG C, keeps the temperature 2h, obtains the second extracting solution.
The first extracting solution and the second extracting solution of the half volume are collected, is successively filtered by 120 mesh and 200 mesh
Obtain filtrate.
By filtrate in 0.085Mpa, temperature is concentrated into paste under conditions of being 60 DEG C, obtains leaf tobacco extract.
Embodiment five
The embodiment of the present invention provides a kind of extracting method of leaf tobacco extract, comprising:
1.5 tons of offals are collected, it is 4mm that offal, which is compressed into diameter, and length is the cylindrical body particle of 40mm, obtains particulate matter
Material.
Granule materials and 3 tons of No. 6 solvent extraction gasoline are added to and are extracted in kettle, the first mixed material is obtained.
Heating extraction kettle after so that the first mixed material is warming up to 45 DEG C, keeps the temperature 2h, obtains the first extracting solution.
No. 6 solvents of 1.5 tons of particulate matters are added into remaining first extracting solution in the first extracting solution for taking out half volume
Gasoline is extracted, the second mixed material is obtained.
Heating extraction kettle after so that the second mixed material is warming up to 40 DEG C, keeps the temperature 1h, obtains the second extracting solution.
The first extracting solution and the second extracting solution of the half volume are collected, is successively filtered by 120 mesh and 200 mesh
Obtain filtrate.
By filtrate in 0.085Mpa, temperature is concentrated into paste under conditions of being 50 DEG C, obtains leaf tobacco extract.
Offal is compressed into cylindrical body particle and is mentioned again with No. 6 solvents by the extracting method of leaf tobacco extract provided by the invention
Leaf tobacco extract of the gasoline in two times in heating extraction offal is taken, compression process can destroy the part cell wall of tobacco leaf, make portion
The exudation of point extract, effectively promotes rate and recovery rate that extract dissolves in a solvent, and there are enough between granule materials
Gap solvent can quickly and evenly be penetrated into wherein, while impregnating granule materials so that extraction process is more rapidly and efficiently,
Recovery rate of the invention can be improved 20% compared with the prior art.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Made any modifications, equivalent replacements, and improvements etc., should all be included in the protection scope of the present invention within mind and principle.
Claims (8)
1. a kind of extracting method of leaf tobacco extract characterized by comprising
Offal is collected, offal is divided into more parts, every part is compressed into cylindrical body particle, obtains granule materials；
Granule materials and No. 6 solvent extraction gasoline are added to and are extracted in kettle, obtain the first mixed material, granule materials and No. 6
The volumetric ratio of solvent extraction gasoline is 1:2, and the boiling range of No. 6 solvent extraction gasoline is 61-71 DEG C；
Heating extraction kettle after so that the first mixed material is warming up to 40-45 DEG C, keeps the temperature 2-3h, obtains the first extracting solution；
The first extracting solution for taking out half volume, being added into remaining first extracting solution with granule materials volumetric ratio is 1:1
No. 6 solvent extraction gasoline, obtain the second mixed material；
Heating extraction kettle after so that the second mixed material is warming up to 40-45 DEG C, keeps the temperature 1-2h, obtains the second extracting solution；
The first extracting solution and the second extracting solution for collecting the half volume obtain tobacco leaf extraction after filtering and concentration
Object.
2. the extracting method of leaf tobacco extract as described in claim 1, which is characterized in that the size of the cylindrical body particle is
Diameter 3-9mm, length 35-65mm.
3. the extracting method of leaf tobacco extract as claimed in claim 2, which is characterized in that the ratio of pressure and diameter when compression
For 3.9-4.6.
4. the extracting method of leaf tobacco extract as described in claim 1, which is characterized in that heating extraction kettle makes the first mixing
After material is warming up to 40 DEG C, 2.5h is kept the temperature.
5. the extracting method of leaf tobacco extract as described in claim 1, which is characterized in that heating extraction kettle makes the second mixing
After material is warming up to 40 DEG C, 1.5h is kept the temperature.
6. the extracting method of leaf tobacco extract as described in claim 1, which is characterized in that the filtering includes:
The first extracting solution for collecting the half volume and the second extracting solution are initially filtered by 120 mesh screens
Liquid；
Initial filtrate is obtained into filtrate by 200 mesh screens.
7. the extracting method of leaf tobacco extract as described in claim 1, which is characterized in that the concentration is that vacuum and low temperature is dense
Contracting, the pressure of vacuum and low temperature concentration are 0.085-0.09Mpa, and temperature is 40-60 DEG C.
8. the extracting method of leaf tobacco extract as described in claim 1, which is characterized in that the first of the half volume
Extracting solution is first extracting solution of lower layer.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910582478.2A CN110353299A (en) | 2019-06-29 | 2019-06-29 | A kind of extracting method of leaf tobacco extract |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910582478.2A CN110353299A (en) | 2019-06-29 | 2019-06-29 | A kind of extracting method of leaf tobacco extract |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS626686B2 (en) * | 1980-01-25 | 1987-02-13 | Ajinomoto Kk | |
| CN1087076A (en) * | 1993-07-02 | 1994-05-25 | 张德玉 | Extract the processing method of eggplant Buddhist nun alcohol with mould cigarette or tobacco waste |
| CN1785945A (en) * | 2005-10-09 | 2006-06-14 | 谢兆钟 | Pretreatment method for extracting solasonine from mouldy broken tobacco |
| CN106008444B (en) * | 2016-06-14 | 2018-07-10 | 中国农业科学院烟草研究所 | A kind of method for extracting Salanesol, Cystatins C, vitamin E, phytosterol simultaneously from tobacco |
-
2019
- 2019-06-29 CN CN201910582478.2A patent/CN110353299A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS626686B2 (en) * | 1980-01-25 | 1987-02-13 | Ajinomoto Kk | |
| CN1087076A (en) * | 1993-07-02 | 1994-05-25 | 张德玉 | Extract the processing method of eggplant Buddhist nun alcohol with mould cigarette or tobacco waste |
| CN1785945A (en) * | 2005-10-09 | 2006-06-14 | 谢兆钟 | Pretreatment method for extracting solasonine from mouldy broken tobacco |
| CN106008444B (en) * | 2016-06-14 | 2018-07-10 | 中国农业科学院烟草研究所 | A kind of method for extracting Salanesol, Cystatins C, vitamin E, phytosterol simultaneously from tobacco |
Non-Patent Citations (1)
| Title |
|---|
| 杨明等: "《中药药剂学（新世纪第四版）》", 31 July 2016, 中国中医药出版社 * |
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