CN105112156A - Method for extracting black wolfberry seed oil by virtue of subcritical fluid - Google Patents
Method for extracting black wolfberry seed oil by virtue of subcritical fluid Download PDFInfo
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- CN105112156A CN105112156A CN201510643761.3A CN201510643761A CN105112156A CN 105112156 A CN105112156 A CN 105112156A CN 201510643761 A CN201510643761 A CN 201510643761A CN 105112156 A CN105112156 A CN 105112156A
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Abstract
The invention discloses a method for extracting black wolfberry seed oil by virtue of subcritical fluid. The method comprises the steps: (1) placing dry black wolfberry seeds and an extracting agent into an extraction kettle of a subcritical fluid extraction apparatus according to a mass-volume ratio of 1:1 to 1: 20, continuously extracting for 1 to 20 times to obtain extract, wherein the extraction time is 10 to 15 minutes per time; (2) separating the extract in the step (1) by utilizing a pressure reduction heating method under the condition that the separation pressure is 0.10 to 1.95 MPa and the separation temperature is 10 to 90 DEG C, to obtain an extraction solution; (3) standing the extraction solution for 10 to 90 minutes under the room temperature, to obtain the black wolfberry seed oil. By adopting the method, not only can the production cost be effectively reduced, the extraction and separation time is shortened, and the consumption of solvent and energy consumption in the process flow can be reduced; moreover, the method is simple in process flow, high in operability, high in extraction efficiency, environment-friendly, pollution-free, good in safety and repeatability and capable of realizing the industrialized continuous mass production.
Description
Technical field
The present invention relates to a kind of black Boxthorn Seed Oil extracting method, particularly relate to the method for the black Boxthorn Seed Oil of a kind of subcritical fluid extraction.
Background technology
Black matrimony vine taste is sweet, property is put down, rich in proteins, fat, carbohydrate, total free aminoacids, organic acid, mineral substance, trace element, alkaloid, vitamins C, B
1, B
2, calcium, magnesium, copper, zinc, manganese, iron, lead, nickel, cadmium, cobalt, chromium, potassium, the various nutritive ingredient such as sodium, especially the content of pycnogenols is very high.Black matrimony vine in the middle part of China's West of Qinghai Province, Jiuquan, Xinjiang, all there is distribution on West Inner Mongolia, the ground such as Ningxia and Tibet.
In addition, show through low-polarity components analysis, the unsaturated fatty acids in black Lycium-seed-oil, close to 80%, has good health value and pharmaceutical use.Owing to containing a large amount of nutritive ingredients and physiologically active substance in black Lycium-seed-oil, except having edibleness, also have medical care effect, may be used for the assisting therapy to cardiovascular and cerebrovascular diseases such as hypertension, hyperlipidemia, atherosclerosiss.
The extraction of current plant oil mainly adopts mechanical process, organic solvent method and supercritical fluid extraction.The mechanical expression method squeezing time is long, oil yield is low, foreign matter content is high, oil quality is poor, and color and luster is darker; Organic solvent extractionprocess exists that extraction time is long, efficiency is not high, and solvent-oil ratio is large, and easily to cause in product a series of drawbacks such as dissolvent residual; And supercritical fluid extraction requires high to plant and instrument, technical process is complicated, and volume of equipment is little, cost is high, energy consumption is large, is not suitable for heavy industrialization consecutive production.
Subcritical fluid extraction technology developed novel extractive technique comparatively fast in the last few years, is also a field technology revolution of extraction industry.Subcritical fluid extraction technology utilizes subcritical fluids as extraction agent, in the pressurized vessel of airtight, anaerobic, low pressure, according to the similar principle mixed of organism, by extraction material and the molecular diffusion process of extraction agent in immersion process, the fat-soluble component reached in solid materials is transferred in liquid extraction agent, pass through the process of reduction vaporization again by extraction agent and object product separation, finally obtain a kind of novel extraction and the isolation technique of object product.Compared with traditional solvent extraction and supercritical extraction technique, subcritical abstraction had both had that supercritical extraction---extraction efficiency is high, the advantage of product no solvent residue, there is again Conventional solvents extraction simultaneously---the features such as equipment manufacturing cost is low, technical process is simple, production cost is low, and whole extraction process carries out under the condition of airtight anoxybiotic, low-temp low-pressure, be particularly suitable for the industrialization continuity production that similar black matrimony vine wet goods is rich in unsaturated fatty acids acid lipid.
Summary of the invention
The object of the present invention is to provide the method for the black Boxthorn Seed Oil of a kind of subcritical fluid extraction, its can effectively improve black Boxthorn Seed Oil extraction efficiency, be suitable for suitability for industrialized production.
In order to achieve the above object, technical solution of the present invention is: the method for the black Boxthorn Seed Oil of a kind of subcritical fluid extraction, it comprises the steps:
(1) by black for drying matrimony vine and extraction agent by expecting that molten mass volume ratio is put in the extraction kettle of subcritical fluid extraction device continuous extraction 1 ~ 20 time at 1: 1 ~ 1: 20, each 10 ~ 150min, is extracted thing;
(2) utilize decompression temperature-raising method make the extract in step (1) separating pressure be 0.10 ~ 1.95MPa, separation temperature is separated under being the condition of 10 ~ 90 DEG C, is extracted liquid;
(3) by after the extraction liquid left at room temperature 10 ~ 90min in step (2), black Lycium-seed-oil is obtained.
The method of the black Boxthorn Seed Oil of subcritical fluid extraction of the present invention, black matrimony vine seed described in wherein said step (1) is by black medlar fresh fruit or with the black dried fruit of lycium barbarum after 40-80 DEG C of warm water soaking of 2-5 times of weight, the black matrimony vine seed that fragmentation obtains after going juice, drying.
The method of the black Boxthorn Seed Oil of subcritical fluid extraction of the present invention, in wherein said step (1), extraction agent is any one in propane, butane, Trimethylmethane, dme, liquefied petroleum gas (LPG), HFA 134a.
The method of the black Boxthorn Seed Oil of subcritical fluid extraction of the present invention, in wherein said step (1), extraction conditions is extraction temperature 5 ~ 85 DEG C, extracting pressure 0.15 ~ 2.95MPa, extraction agent flow 10 ~ 200L/h.
After adopting such scheme, the present invention compared with prior art has the following advantages:
1, the present invention adopts subcritical fluid extraction and isolation technique, not only significantly reduce production cost, shorten the extraction and isolation time, decrease solvent-oil ratio and energy consumption in technological process, and technical process is simple, workable, extraction efficiency is high, environmental protection, pollution-free, security and reproducible, can realize heavy industrialization consecutive production;
2, because whole extraction process carries out under the condition of airtight anoxybiotic, low-temp low-pressure, therefore, the industrialization continuity production that similar black Boxthorn Seed Oil etc. is rich in unsaturated fatty acids acid lipid is particularly suitable for;
3, extraction efficiency of the present invention is high, and Extraction solvent can be recycled;
4, the black Boxthorn Seed Oil clear of gained of the present invention, have the fragrance that black Boxthorn Seed Oil is special, quality is better.
Embodiment
Below in conjunction with specific embodiment, set forth the present invention further.But these embodiments are only limitted to illustrate that the present invention and being not used in limits the scope of the invention.
Embodiment 1
The method of the black Boxthorn Seed Oil of subcritical fluid extraction of the present invention, it comprises the steps:
(1) by the black matrimony vine seed of drying and extraction agent-propane by 1: 1 the molten mass volume ratio of material (black matrimony vine seed quality: extraction agent volume ratio) (g/mL) put into subcritical fluid extraction device (this subcritical abstraction device be the extraction and fractionation device of existing market sale, the subcritical abstraction instrument of subcritical Bioisystech Co., Ltd of such as Henan Province production and selling) extraction kettle in, extraction temperature be 5 DEG C, extracting pressure is 0.15MPa, extraction agent flow be the condition of 10L/h under continuous extraction 1 time, each 10min, is extracted thing;
(2) utilize decompression temperature-raising method make extract separating pressure be 0.10MPa, separation temperature is separated under being the condition of 10 DEG C, is extracted liquid; Wherein subcritical fluid extraction agent becomes gaseous state from liquid state and is recycled;
(3), after extraction liquid left at room temperature 72min, black Boxthorn Seed Oil is obtained.
Embodiment 2
The method of the black Boxthorn Seed Oil of subcritical fluid extraction of the present invention, it comprises the steps:
(1) by the black matrimony vine seed of drying and extraction agent-1,1,1,2-Tetrafluoroethane is put in the extraction kettle of subcritical fluid extraction device by the molten mass volume ratio of material (black matrimony vine seed quality: extraction agent volume ratio) (g/mL) of 1: 20, extraction temperature be 85 DEG C, extracting pressure is 2.95MPa, extraction agent flow be the condition of 200L/h under continuous extraction 20 times, each 150min, is extracted thing;
(2) utilize decompression temperature-raising method make extract separating pressure be 1.95MPa, separation temperature is separated under being the condition of 90 DEG C, is extracted liquid; Wherein subcritical fluid extraction agent becomes gaseous state from liquid state and is recycled;
(3), after extraction liquid left at room temperature 30min, black Boxthorn Seed Oil is obtained.
Embodiment 3
The method of the black Boxthorn Seed Oil of subcritical fluid extraction of the present invention, it comprises the steps:
(1) by the black matrimony vine seed of drying and extraction agent-butane by 1: 5 the molten mass volume ratio of material (black matrimony vine seed quality: extraction agent volume ratio) (g/mL) put in the extraction kettle of subcritical fluid extraction device, extraction temperature be 45 DEG C, extracting pressure is 0.55MPa, extraction agent flow be the condition of 80L/h under continuous extraction 5 times, each 40min, is extracted thing;
(2) utilize decompression temperature-raising method make extract separating pressure be 0.20MPa, separation temperature is separated under being the condition of 50 DEG C, is extracted liquid; Wherein subcritical fluid extraction agent becomes gaseous state from liquid state and is recycled;
(3), after extraction liquid left at room temperature 40min, black Boxthorn Seed Oil is obtained.
The above embodiment is only be described the preferred embodiment of the present invention; not scope of the present invention is limited; under not departing from the present invention and designing the prerequisite of spirit; the various distortion that the common engineering technical personnel in this area make technical scheme of the present invention and improvement, all should fall in protection domain that claims of the present invention determine.
Claims (4)
1. a method for the black Boxthorn Seed Oil of subcritical fluid extraction, is characterized in that: comprise the steps:
(1) by black for drying matrimony vine seed and extraction agent by expecting that molten mass volume ratio is put in the extraction kettle of subcritical fluid extraction device continuous extraction 1 ~ 20 time at 1: 1 ~ 1: 20, each 10 ~ 150min, is extracted thing;
(2) utilize decompression temperature-raising method make the extract in step (1) separating pressure be 0.10 ~ 1.95MPa, separation temperature is separated under being the condition of 10 ~ 90 DEG C, is extracted liquid;
(3) by after the extraction liquid left at room temperature 10 ~ 90min in step (2), black Boxthorn Seed Oil is obtained.
2. the method for the black Boxthorn Seed Oil of subcritical fluid extraction according to claim 1, it is characterized in that: black matrimony vine seed described in described step (1) is by black medlar fresh fruit or with the black dried fruit of lycium barbarum after 40-80 DEG C of warm water soaking of 2-5 times of weight, the black matrimony vine seed that fragmentation obtains after going juice, drying.
3. the method for the black Boxthorn Seed Oil of subcritical fluid extraction as claimed in claim 1, is characterized in that: in described step (1), extraction agent is any one in propane, butane, Trimethylmethane, dme, liquefied petroleum gas (LPG), HFA 134a.
4. the method for the black Boxthorn Seed Oil of subcritical fluid extraction as claimed in claim 1, is characterized in that: in described step (1), extraction conditions is extraction temperature 5 ~ 85 DEG C, extracting pressure 0.15 ~ 2.95MPa, extraction agent flow 10 ~ 200L/h.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106281667A (en) * | 2016-11-19 | 2017-01-04 | 青海泰柏特生物科技有限公司 | A kind of method of subcritical fluid extraction Quinoa seed oil |
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|---|---|---|---|---|
| CN101805664A (en) * | 2010-03-29 | 2010-08-18 | 甘肃省轻工研究院 | Method and device for extracting olive pomace oil from olive pomace |
| CN102504939A (en) * | 2011-11-22 | 2012-06-20 | 中国科学院西北高原生物研究所 | Method for extracting sea buckthorn seed oil through subcritical fluid method |
| CN102886153A (en) * | 2012-10-24 | 2013-01-23 | 周学义 | Method for extracting eyesight improving functional components in Chinese wolfberries and dregs thereof |
| CN104774690A (en) * | 2014-01-13 | 2015-07-15 | 台建祥 | Production process of medlar essential oil and edible meal powder |
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2015
- 2015-10-08 CN CN201510643761.3A patent/CN105112156A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101805664A (en) * | 2010-03-29 | 2010-08-18 | 甘肃省轻工研究院 | Method and device for extracting olive pomace oil from olive pomace |
| CN102504939A (en) * | 2011-11-22 | 2012-06-20 | 中国科学院西北高原生物研究所 | Method for extracting sea buckthorn seed oil through subcritical fluid method |
| CN102886153A (en) * | 2012-10-24 | 2013-01-23 | 周学义 | Method for extracting eyesight improving functional components in Chinese wolfberries and dregs thereof |
| CN104774690A (en) * | 2014-01-13 | 2015-07-15 | 台建祥 | Production process of medlar essential oil and edible meal powder |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106281667A (en) * | 2016-11-19 | 2017-01-04 | 青海泰柏特生物科技有限公司 | A kind of method of subcritical fluid extraction Quinoa seed oil |
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Application publication date: 20151202 |