CN109554218A - The technique of fat-soluble compound in a kind of supercritical fluid extraction idesia - Google Patents

The technique of fat-soluble compound in a kind of supercritical fluid extraction idesia Download PDF

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Publication number
CN109554218A
CN109554218A CN201910056571.XA CN201910056571A CN109554218A CN 109554218 A CN109554218 A CN 109554218A CN 201910056571 A CN201910056571 A CN 201910056571A CN 109554218 A CN109554218 A CN 109554218A
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CN
China
Prior art keywords
extraction
idesia
technique
fat
pressure
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN201910056571.XA
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Chinese (zh)
Inventor
杨再文
孙太林
刘敏
龙艺
李井强
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Guizhou Aerospace Wujiang Electro Mechanical Equipment Co Ltd
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Guizhou Aerospace Wujiang Electro Mechanical Equipment Co Ltd
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Publication of CN109554218A publication Critical patent/CN109554218A/en
Pending legal-status Critical Current

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    • CCHEMISTRY; METALLURGY
    • C11ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11BPRODUCING, e.g. BY PRESSING RAW MATERIALS OR BY EXTRACTION FROM WASTE MATERIALS, REFINING OR PRESERVING FATS, FATTY SUBSTANCES, e.g. LANOLIN, FATTY OILS OR WAXES; ESSENTIAL OILS; PERFUMES
    • C11B1/00Production of fats or fatty oils from raw materials
    • C11B1/10Production of fats or fatty oils from raw materials by extracting
    • C11B1/104Production of fats or fatty oils from raw materials by extracting using super critical gases or vapours
    • CCHEMISTRY; METALLURGY
    • C11ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
    • C11BPRODUCING, e.g. BY PRESSING RAW MATERIALS OR BY EXTRACTION FROM WASTE MATERIALS, REFINING OR PRESERVING FATS, FATTY SUBSTANCES, e.g. LANOLIN, FATTY OILS OR WAXES; ESSENTIAL OILS; PERFUMES
    • C11B1/00Production of fats or fatty oils from raw materials
    • C11B1/02Pretreatment
    • C11B1/04Pretreatment of vegetable raw material

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  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Wood Science & Technology (AREA)
  • Organic Chemistry (AREA)
  • Extraction Or Liquid Replacement (AREA)
  • Fats And Perfumes (AREA)

Abstract

The invention discloses the technique of fat-soluble compound in supercritical fluid extraction idesia, extraction process parameter: extraction temperature is 15~40 DEG C, and extracting pressure is 20~50MPa, 120~300min of static extracting time.Separating technology parameter: separation reactor I is 6~15MPa, 20~45 DEG C of separation temperature with separation reactor I I pressure.Crushing material granularity is 20~40 mesh.Technique extraction yield of the invention is high, and extraction conditions readily satisfies, and processing step is safe and reliable, is worthy to be popularized.

Description

The technique of fat-soluble compound in a kind of supercritical fluid extraction idesia
Technical field
The invention belongs to extracting substances technical fields, and in particular to fat-solubleization in a kind of supercritical fluid extraction idesia The technique for closing object.
Technical background
The common extracting method of natural products has solvent extraction method, ultrasonic extraction, microwave loss mechanisms and enzyme to mention at present It follows the example of.Although extracting modes such as extraction methods, recovery rate is higher, it has inevitable defect, that is, has solvent residual It stays, for thermal sensitivity food, heating can cause certain unsaturated fatty acids that the chemicals such as the variation, such as DHA, ARA of matter occur The change of matter generation matter.And natural extract is mainly used for the fields such as food, cosmetics.With the improvement of living standards, people It is higher and higher to the nutritional quality of the products such as food, cosmetics, sensible quality, freshness requirement, it is obtained by extraction Natural products be extremely difficult to require, so the abstraction technique of low temperature, organic solvent-free is gradually valued by people.Currently, Low temperature, no solvent residue high-new extraction and separation technology mainly have supercritical extract fluid technique, aqueous enzymatic method technology, pulverize Technology, molecularly distilled etc..
Idesia polycarpa is Flacourtiaceae, one kind of idesia subordinate.Its dry fruit oil content 35%~40%, idesia In contain the unsaturated fatty acids such as linoleic acid, oleic acid, linolenic acid.Idesia is also woody oil tree species, is known as " the oil on tree The good reputation in library ", pulp account for total 62.3% of fruit, and seed accounts for 37.6%.Its extract can soap system or lubricating oil, be excellent The excellent raw material of matter edible oil and advanced skin-protection soap, health care product.The extracting process of common idesia oil mainly includes solvent leaching Formulation, ultrasonic extraction, microwave loss mechanisms and enzyme extraction method, supercritical fluid extraction etc..In common extracting process, only The extraction for having solvent extraction method often to use natural products produces, and this extracting process not only has dissolvent residual, and production cost is higher.
Supercritical CO2The principle of extraction separation process is to utilize supercritical CO2Have to certain special natural products special molten Solution effect, utilizes supercritical CO2Solvability and its density relationship, i.e., using pressure and temperature to supercritical CO2Dissolve energy The influence of power and carry out.In supercritical CO2It is in contact with the substance to be separated, makes it selectively polarity size, boiling point The height ingredient different with molecular size range is extracted in turn.
At present it is believed that supercritical CO2It is mainly following several to extract advantage: 1) critical-temperature and critical pressure (Tc =31.1 DEG C, Pc=7.38MPa), operating condition is mild, destroys to effective component few;2)CO2It can regard as and nothing as water phase Malicious, cheap organic solvent;3)CO2It is stable in use, nontoxic, do not burn, be safe, is free from environmental pollution, and can avoid The oxidation of product;4)CO2Nitrate and harmful heavy metal, and the residual without hazardous solvent are free of in extract;5) exist Supercritical CO2When extraction, the substance being extracted can be precipitated by reduction pressure, or raising temperature, it is not necessary to by extracting repeatedly Operation.
However in the prior art, there are no use supercritical CO2The technique for extracting fat-soluble compound in idesia.
Summary of the invention
It is existing to overcome the object of the present invention is to provide the technique of fat-soluble compound in supercritical fluid extraction idesia Technology extracts deficiency existing for the technique of liposoluble substance in idesia.
Technical scheme is as follows:
Key point of the invention is: extraction process parameter: extraction temperature be 15~40 DEG C, extracting pressure be 20~ 50MPa, 120~300min of static extracting time.Separating technology parameter: separation reactor I and separation reactor I I pressure are 6~15MPa, divide From 20~45 DEG C of temperature.Crushing material granularity is 20~40 mesh.Under process above parameter, it can obtain and be difficult to expect extraction Effect achieves significant progress than the prior art.
Specifically, supercritical CO of the invention2The technique of liposoluble substance in fluid extraction idesia, including following step It is rapid:
Step 1: the idesia after screening being crushed, grinding particle size is 20~40 mesh;The idesia handled well is taken, is put Enter in supercritical extraction reactor, technological parameter is arranged: extraction temperature is 15~40 DEG C, extracting pressure is 20~50MPa, static extracting 120~300min of time;Separation reactor I and separation reactor I I pressure are 6~15MPa, 20~45 DEG C of separation temperature.
Step 2: starting force (forcing) pump, starting pressurization pump frequency is 10~15Hz, slowly promotes pressurization pump frequency, makes its extraction Pressure reaches set numerical value.
Step 3: the extract in 30min, separate collection separation reactor I and separation reactor I I.
Step 4: after the dwell time, closing force (forcing) pump, supercritical CO2Inlet valve allows it slowly to carry out pressure release, allows Pressure gauge reading in extraction kettle is 0.
Wherein: the grinding particle size of idesia is 20~40 mesh in step 1;In step 4, in pressure leak process, slowly to carry out, Conversely, idesia powder can be with supercritical CO2Plug net is penetrated, is gone in separating still, so that pipeline pollutes.Pressure leak process In, pressure release speed is 0.001~0.10MPa/s in extraction kettle.
Technique extraction yield of the invention is high, and extraction conditions readily satisfies, and processing step is safe and reliable, is worthy to be popularized.
Specific embodiment
Below with reference to embodiment, the present invention is described in further detail.
Embodiment 1:
A kind of supercritical CO2The technique of liposoluble substance in fluid extraction idesia, comprising the following steps:
Step 1: the idesia (non-pulp separation) after screening being crushed, grinding particle size is 20 mesh;It takes and crushes Idesia is put into supercritical extraction reactor, and technological parameter is arranged: extraction temperature is 15~40 DEG C, extracting pressure be 20~ 50MPa, 120~300min of static extracting time;Separation reactor I and separation reactor I I pressure are 6~15MPa, separation temperature 20~45 ℃。
Step 2: starting force (forcing) pump, starting pressurization pump frequency is 10~15Hz, slowly promotes pressurization pump frequency, makes its extraction Pressure reaches set numerical value.
Step 3: the extract in 30min, separate collection separation reactor I and separation reactor I I.
Step 4: after the dwell time, closing force (forcing) pump, supercritical CO2Inlet valve allows it slowly to carry out pressure release, allows Pressure gauge reading in extraction kettle is 0.
Points for attention: the grinding particle size of idesia is 20 mesh in step 1;In step 4, in pressure leak process, slowly to carry out, Conversely, idesia powder can be with supercritical CO2Plug net is penetrated, is gone in separating still, so that pipeline pollutes.Pressure leak process In, pressure release speed is 0.001~0.10MPa/s in extraction kettle.
Embodiment 2:
Step 1: the de- seed idesia after screening being crushed, grinding particle size is 40 mesh;The idesia crushed is taken, is put Enter in supercritical extraction reactor, technological parameter is arranged: extraction temperature is 15~40 DEG C, extracting pressure is 20~50MPa, static extracting 120~300min of time;Separation reactor I and separation reactor I I pressure are 6~15MPa, 20~45 DEG C of separation temperature.
Step 2: starting force (forcing) pump, starting pressurization pump frequency is 10~15Hz, slowly promotes pressurization pump frequency, makes its extraction Pressure reaches set numerical value.
Step 3: the extract in 30min, separate collection separation reactor I and separation reactor I I.
Step 4: after the dwell time, closing force (forcing) pump, supercritical CO2Inlet valve allows it slowly to carry out pressure release, allows Pressure gauge reading in extraction kettle is 0.
Detection method: sense organ, nutritional ingredient and microorganism that oil product is obtained by extraction in embodiment 1, embodiment 2 are referred to respectively Mark performance test experiment.
1, experimental material: the idesia oil that embodiment 1, embodiment 2 obtain.
2, it experimental method: is detected referring to the corresponding national standard of the People's Republic of China (PRC).
3, experimental result:
Experimental result is as shown in table 1.
1 separation reactor I of table forms testing result with the sense organ of extract, fatty acid in separation reactor I I
Detection project Separation reactor I Separation reactor I I
Acid value (mg/g) Less than 10 Less than 10
Saponification number (mmol/kg) Less than 200 Less than 200
Unsaturated fatty acid (%) Greater than 80 Greater than 85
Linolenic acid (%) Greater than 0.2 Greater than 0.3
Linoleic acid (%) Greater than 65 Greater than 70
Lead (mg/kg) It is not detected It is not detected
Arsenic (mg/kg) It is not detected It is not detected
Benzo (α) pyrene (μ g/kg) It is not detected It is not detected
The above is only preferable examples of the present invention, not to making any data and formal limitation, it is all according to According to technical spirit of the invention to any data modification, equivalent variations made by example is applied above, the technology of the present invention reality is still fallen within Within the scope of matter.

Claims (3)

1. the technique of fat-soluble compound in a kind of supercritical fluid extraction idesia, it is characterised in that: extraction process parameter: extraction Taking temperature is 15~40 DEG C, and extracting pressure is 20~50MPa, 120~300min of static extracting time.
2. the technique of fat-soluble compound in supercritical fluid extraction idesia according to claim 1, it is characterised in that: Separating technology parameter: separation reactor I is 6~15MPa, 20~45 DEG C of separation temperature with separation reactor I I pressure.
3. the technique of fat-soluble compound in supercritical fluid extraction idesia according to claim 1, it is characterised in that: Crushing material granularity is 20~40 mesh.
CN201910056571.XA 2018-10-12 2019-01-22 The technique of fat-soluble compound in a kind of supercritical fluid extraction idesia Pending CN109554218A (en)

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CN201811191235 2018-10-12
CN2018111912358 2018-10-12

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110643420A (en) * 2019-11-13 2020-01-03 贵州航天乌江机电设备有限责任公司 Process for extracting and refining oil from idesia polycarpa

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101230541A (en) * 2007-12-13 2008-07-30 中国人民解放军总后勤部军需装备研究所 Hemp softening oil, preparation method and use thereof
CN102212415A (en) * 2011-04-26 2011-10-12 刘长根 Biodiesel prepared from Idesia polycarpa var.vestita Diels oil and preparation method thereof
JP2014510164A (en) * 2011-02-14 2014-04-24 カウンスィル オブ サイエンティフィック アンド インダストリアル リサーチ Improved process for producing fatty acid alkyl esters (biodiesel) from triglyceride oils by using environmentally friendly solid base catalysts
CN106916624A (en) * 2017-03-27 2017-07-04 四川森迪科技发展股份有限公司 A kind of idesia polycarpa oil CO 2 supercritical extracting method
CN107751188A (en) * 2017-10-25 2018-03-06 湖北旭舟林农科技有限公司 A kind of store method of idesia seed

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101230541A (en) * 2007-12-13 2008-07-30 中国人民解放军总后勤部军需装备研究所 Hemp softening oil, preparation method and use thereof
JP2014510164A (en) * 2011-02-14 2014-04-24 カウンスィル オブ サイエンティフィック アンド インダストリアル リサーチ Improved process for producing fatty acid alkyl esters (biodiesel) from triglyceride oils by using environmentally friendly solid base catalysts
CN102212415A (en) * 2011-04-26 2011-10-12 刘长根 Biodiesel prepared from Idesia polycarpa var.vestita Diels oil and preparation method thereof
CN106916624A (en) * 2017-03-27 2017-07-04 四川森迪科技发展股份有限公司 A kind of idesia polycarpa oil CO 2 supercritical extracting method
CN107751188A (en) * 2017-10-25 2018-03-06 湖北旭舟林农科技有限公司 A kind of store method of idesia seed

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CN110643420A (en) * 2019-11-13 2020-01-03 贵州航天乌江机电设备有限责任公司 Process for extracting and refining oil from idesia polycarpa

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