CN102746943A - Cold pressing preparation process of non-transgenic soybean oil - Google Patents
Cold pressing preparation process of non-transgenic soybean oil Download PDFInfo
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Abstract
The invention discloses a cold pressing preparation process of non-transgenic soybean oil, which is characterized by comprising the following process steps of raw material selection, polishing and peeling treatment, adjustment of pressed water, pressing and residual oil control, crude oil filtration, ultra-micro filtration for removing lipoxygenase and low-temperature vacuum bumping for removing beany flavor: the non-transgene is used as the raw material, potential hazards possibly brought by the transgene raw material are eliminated, the physical cold pressing technology is utilized, no organic solvent residue exists in the product, the pollution of aflatoxin on the raw material and biological factors causing deterioration in the storage process of the soybean oil are eliminated, the beany flavor and other peculiar smell in the soybean oil are effectively removed, the soybean oil is rich in natural antioxidants such as VE, and the additional antioxidants are not needed in the storage process of the oil.
Description
Technical field:
The present invention relates to the VT 18 processing technique field, is a kind of cold press reparation technology of non-transgenic VT 18 specifically.
Background technology:
VT 18 is that every day must obligato edible oil in people's daily life, be mainly used in cook, fry, fry in shallow oil, fried food etc., consumption is very big, the security of soybean oil and healthy nutritive value more and more become the focus of people's concern.
Mainly there is following security hidden trouble in the VT 18 product at present:
1, the unsafe factor that brings of raw material problem, what present most of VT 18 production was used is genetically engineered soybean, makes to have potential food safety hidden danger in the product;
2, the unsafe factor that brings of solvent extracting technology; What VT 18 production was at present generally adopted is the solvent extracting technology that mechanization degree is high, oil yield is high; The VT 18 of this explained hereafter has following potential safety hazard: 1) dissolvent residual problem: in the immersion oil process; Use a large amount of organic solvents, residual organic solvent has certain harm to HUMAN HEALTH in the finished product soya-bean oil; 2) refining process produces objectionable impurities: the VT 18 that the solvent lixiviate goes out is called crude oil, contains the impurity of volume, can not directly eat, and needs through coming unstuck, behind the alkali refining, decolouring, deodorization, just can becoming edible soybean oil; Refining process can produce unwholesome trans fatty acid and toxic substance---the precursor of propylene chlorohydrin; 3) refining process makes that the natural nutrition loss is serious: contain abundant natural nutrition health-care components in the soybean: Yelkin TTS, VE, sterol etc.; Refining processing makes that these valuable nutritive substance losses are serious, after the soybean oil refining, has become a kind of high calorie, high-energy cooking oil that does not almost have what nutritive value; 4) natural VE in the VT 18 after the refining (powerful natural oxidation inhi bitor) loss is serious, in order to guarantee VT 18 deterioration by oxidation not in storage process, needs extra interpolation antigen oxidation additive.
3, the problem of traditional squeezing process existence, traditional VT 18 squeezing process, though avoided the dissolvent residual problem,, in order to eliminate the beany flavor and other peculiar smell in the product, increase oil yield, earlier soybean process heat denatured to be handled.High-temperature heating treatment not only makes heat loss such as unsaturated fatty acids in the soybean, VE, and makes that expressed crude oil color is dark, impurity is many, also must be through coming unstuck, behind the alkali refining, decolouring, deodorization, just can becoming edible soybean oil.So, it is serious still to bring nutritive ingredients such as unsaturated fatty acids, VE, Yelkin TTS to destroy, and possibly produce problems such as healthy material of harm such as propylene chlorohydrin precursor, trans fatty acid and extra interpolation oxidation inhibitor.
Summary of the invention:
The objective of the invention is to overcome the deficiency that above-mentioned prior art exists; And a kind of cold press reparation technology of non-transgenic VT 18 is provided, mainly solve existing VT 18 squeezing process bring nutritive ingredients such as unsaturated fatty acids, VE, Yelkin TTS destroy serious, and possibly produce problems such as healthy material of harm such as propylene chlorohydrin precursor, trans fatty acid and extra interpolation oxidation inhibitor.
Technical scheme of the present invention is: a kind of cold press reparation technology of non-transgenic VT 18, its special character are that it comprises following process step:
The a raw material is selected and is polished decortication for use and handles, and selects the non-transgenic soybean for use, carries out removal of impurities earlier, polishes decortication then and handles;
B adjusts into press for extracting juice moisture, measures the moisture content of soy material in advance, and its water cut is adjusted to 12-14%;
C squeezing and Residual oil control, with the expeller pressurization, the soybean oleaginousness is generally at 18-20%, when crude oil goes out rate and reaches 10-12%, promptly stops pressurization, and the soya-bean cake Residual oil is generally 6.0-7.5% at this moment;
The d crude oil filters, and crude oil carries out prefiltration with 20,40,60,100 orders earlier, uses flame filter press to filter then, adopts the filter paper plate not have press filtration again;
The e hyperfiltration removes lipoxygenase, selects the hyperfiltration film of molecular weight cut-off 80-120kD for use, the soya-bean oil after filtering is carried out hyperfiltration handle;
F uv irradiating, the VT 18 after the filtration flow and settle the irradiating unit of uv lamp through the top, and irradiation dose is 200-400 J/m
2, irradiation time is 5-15 second;
G cryogenic vacuum bumping removes beany flavor, and the processing soya-bean oil that back is obtained is heated to 90-100 ℃, and is subsequent use; Open the heating unit of vacuum tank, make jar interior temperature maintenance, start vacuum pump at 90-100 ℃; Absolute pressure in the vacuum tank is dropped to below the 400Pa, open feed valve, suck the soya-bean oil that heats; Make the hot soya-bean oil moment bumping of entering, remove the beans off-flavors, the control inlet amount; Keep 90-100 ℃ of the interior feed temperatures of vacuum tank, absolute pressure is no more than 400Pa; After charging finished, operational condition was constant, continued to handle 5-10min, got final product.
Wherein, the protein content of the said non-transgenic soybean of a step is higher than more than 34.0%.
Wherein, the said flame filter press of d step filters and adopts 180 purpose filter clothes, pressurization slowly, and top pressure is no more than 0.4Mpa.
Compared with present technology the cold press reparation technology of a kind of non-transgenic VT 18 of the present invention has outstanding substantive distinguishing features and marked improvement: 1, be raw material with the non-transgenic, eliminate the potential hazard that the transgenic raw material possibly bring; 2, utilize the physical cold Technology in Pressing; Making does not have organic solvent residual in the product, and simultaneously cold expressed crude oil color and luster is more shallow than traditional hot moulding VT 18, need through coming unstuck, alkali refining, decolouring, deodorization handle; Thereby loss such as natural nutrition VE is few, does not also produce objectionable impuritiess such as trans fatty acid; 3, increase soybean seed glossing, remove the dirt settlings such as flavus on the skin of beancurd, eliminate the pollution of the Toxins, afla on the raw material: one of effect of VT 18 refinery practice is to remove with contamination of raw material to get into the Toxins, afla in the VT 18; 4, squeeze the rate that of crude oil through control; Only squeeze the first road soybean oil in the soybean, reduce the content of impurity in the crude oil, need not pass through refining; Only filter technology and just can clarify VT 18, harmful generation material that the elimination refining procedure brings, the drawback of destroying nutritive ingredient with seven road physics; 5, utilize the ultra micro membrane filtration technique, cause rotten biotic factor in the elimination VT 18 storage process; Oxygenase in the VT 18, in storage process, the two bond ruptures in the unsaturated fatty acids in the catalyzed oxidation VT 18 produce smell substance generations such as aldehyde ketone, make VT 18 rotten; The tradition hot moulding is to utilize high temperature to make oxygenase sex change inactivation; Solvent extraction method is in refining process, to make the oxygenase inactivation; Technology of the present invention is handled without heat denatured, does not also carry out refining, and adopts the ultra micro membrane filtration technique, and the lipoxygenase in the soybean is removed in ultrafiltration, has eliminated to cause rotten biotic factor in the VT 18 storage process, and has increased the clarity that has simultaneously; 6, utilize the uv irradiating technology, kill the activity of fatty oxygenase of not removing fully in the hyperfiltration processing, and further destroy the structure of remaining Toxins, afla, reach the purpose of further elimination.In order to guarantee the circulation of ultrafiltration, the ultra-filtration membrane of the 80-120KD that selects for use in the technology can be removed most lipoxygenase, but can not remove fully.Remaining lipoxygenase utilizes the uv irradiating of low dosage to handle, and both can guarantee that the quality of oil was not suffered a loss, and it is active further to reduce the residual fat oxygenase again, guarantees the storage of oil.Simultaneously, utilize the ultraviolet light wavelength short, energy is big, when shining body surface, easily by material absorbing, becomes the interior ability of material, destroys the characteristic of the chemical bond of material molecule, further reduces the aflatoxin content in the VT 18; 7, utilize low-flash bumping technology, remove beany flavor and other peculiar smell in the soybean oil; Beans off-flavors in the soya-bean oil derives from low molecule aldehydes and free fatty acids in the soybean; Tradition hot moulding technology and solvent extracting technology utilize heat treated and refining process, have removed beany flavor wherein; Technology of the present invention is avoided deleterious heating and refining treatment; Utilize high vacuum low-flash technology, VT 18 is heated under 90-100 ℃ the temperature, be exposed under the high vacuum condition immediately; Make the unexpected bumping of VT 18; Removal wherein is the aldehyde material letones of beany flavor rapidly, and the free fatty acids that produces peculiar smell, and guarantees that nutritive substance wherein loses seldom; 8, in the high-quality grease of producing,, do not need extra interpolation oxidation inhibitor in the grease storage process because be rich in natural antioxidantss such as natural VE.
The cold press reparation technology of a kind of non-transgenic VT 18 of the present invention, the high-quality soybean oil of producing aspect nutritional quality and security, definitely is superior to the soybean refining oil that current technology is produced.
The natural former press for extracting juice organic soy oil of explained hereafter of the present invention is following with existing purified soyabean oil synopsis:
Embodiment:
In order to understand better and to implement, provide specific embodiment below and specify the present invention, institute gives an actual example and only is used to explain the present invention, is not to be used to limit scope of the present invention.
Embodiment 1, and a kind of cold press reparation technology of non-transgenic VT 18 adopts following process step to realize:
1, raw material is selected for use: select for use and preserve well, not by mould contamination, protein content is high, and is high more good more more than 34.0%, the non-transgenic soybean 1000kg of full seed;
2, picking of raw material:, remove diameter than the big impurity of beans and ash, soil 1) earlier through the vibratory screening apparatus removal of impurities; 2) then through the pneumatic jig removal of impurities, remove the low weight foreign material of wherein carrying secretly of weight such as grass bits; 3) than the heavy-duty machine removal of impurity: the soy material of preliminary election is sent in the proportion shaker, removed closely with the soybean particle volume, but the different impurity of density is like grains of sand etc.; 4) with the machine sorting: remove the soy material of impurity, send into and be with in the machine, through with behind the machine soy material be divided into two types: full grains, shrivelled.Reject shrivelled not full beans, the good bean or pea of full grains are stayed continue on for oil expression and handle, get into next procedure; 5) the polishing decortication is handled: with the soy material of full grains, send into and carry out polished finish in the seed continuous polisher, the polished finish time is about 1min, through after the polished finish, obtains the about 40kg of skin of beancurd, peeled soybeans 960 kg after the polishing;
3, modifier treatment: i.e. adjustment goes into to press moisture, measures the moisture content of soy material in advance, and its water cut is adjusted to 12-14%; If moisture is low excessively, after the squeezing, go out the loose frangible not moulding of cake, cake, oil colours are dark, and oil is muddy.Moisture is too high, and difficult feed is pressed in the thorax and can not form standard atmosphere pressure, and oil colours is shallow and foam is many, and stream oil is not smooth, and cake becomes large stretch of soft shape, and the cake face has oil stain;
The water cut of soy material is generally about 9%, and 960kg need add 31-55kg water, and adjustment becomes water cut 12-14%; The process of adjustment is: selected soybean is positioned over temporary storage box, and direct vaporific water spray 31-58kg water stirs while spraying, and makes it even sprinkling; Preserved 5 ~ 6 days after the water spray, make water fully absorb infiltration wherein;
4, squeezing and Residual oil control: with slowly pressurization of expeller, the soybean oleaginousness is generally at 18-20%, when crude oil goes out rate and reaches 11%, promptly stops pressurization; This moment, the soya-bean cake Residual oil was 7%; If oil yield is too high, or Residual oil is low excessively in the cake, and then moisture content in the crude oil, foreign matter content are too high, only use the physical treatment method, can't be up to standard, must just can reach edible oil standard with the chemistry refinery practice the same with the solvent lixiviate; This process produces the about 105kg of crude oil of soybean, and dregs of beans is about 895 kg;
5, crude oil filters: carry out prefiltration layer by layer with 20,40,60,100 purpose Stainless Steel Wire Cloths earlier, the most graininess impurity of elimination uses flame filter press to filter then, 180 purpose filter clothes, and pressurization slowly, top pressure is no more than 0.4Mpa; Oil after the press filtration, brightness and transparency have very big change before than press filtration, still, also are not very desirable, then adopt the filter paper plate not have press filtration, increase brightness, the transparency of oil;
6, hyperfiltration removes most lipoxygenase: also contain lipoxygenase in the soya-bean oil after the filtration, this is to cause in the grease storage process, causes the biotic factor that Oxidation of Fat and Oils is rotten; Select the hyperfiltration film of suitable molecular weight cut-off 80-120kD for use, grease is carried out hyperfiltration handle, remove lipoxygenase wherein, can under the situation of not adding oxidation inhibitor, prolong the preservation period of oil;
7, uv irradiating, it is active further to kill the residual fat oxygenase, and removes the part Toxins, afla; VT 18 after the filtration flows and settles the irradiating unit of uv lamp through the top, and irradiation dose is 300 J/m
2, irradiation time is 10 seconds; After killing the hyperfiltration processing, the activity of the residual fat oxygenase that does not filter fully, and utilize the ultraviolet light wavelength short; Energy is big; When shining body surface,, become the interior ability of material easily by material absorbing; Destroy the characteristic of the chemical bond of material molecule, further reduce the aflatoxin content in the VT 18;
8, the cryogenic vacuum bumping removes beany flavor: the processing soya-bean oil that back is obtained is heated to 95 ℃, and is subsequent use; Open the heating unit of vacuum tank, make jar interior temperature maintenance at 95 ℃; Start vacuum pump, the absolute pressure in the vacuum tank is dropped to below the 400Pa; Open feed valve, suck the soya-bean oil that heats slowly, make the hot soya-bean oil moment bumping of entering, remove the beans off-flavors; The control inlet amount keeps 95 ℃ of the interior feed temperatures of vacuum tank, and absolute pressure is no more than 400Pa; After charging finished, it was constant to keep operational condition, continued to handle 7.5min, got final product.
Embodiment 2, and with embodiment 1, difference is in the step 4 when crude oil goes out rate and reaches 12%, promptly to stop pressurization, and this moment, the soya-bean cake Residual oil was generally 6.0%, and this process produces the about 110kg of crude oil of soybean, and dregs of beans is about 890kg; Irradiation dose in the step 7 is 400 J/m
2, irradiation time is 5 seconds; The processing soya-bean oil that back is obtained in the step 8 is heated to 100 ℃, and is subsequent use; Open the heating unit of vacuum tank, make jar interior temperature maintenance at 100 ℃; Start vacuum pump, the absolute pressure in the vacuum tank is dropped to below the 400Pa; Open feed valve, suck the soya-bean oil that heats slowly, make the hot soya-bean oil moment bumping of entering, remove the beans off-flavors; The control inlet amount keeps 100 ℃ of the interior feed temperatures of vacuum tank, and absolute pressure is no more than 400Pa; After charging finished, it was constant to keep operational condition, continued to handle 10min, got final product.
Embodiment 3, and with embodiment 1, difference is in the step 4 when crude oil goes out rate and reaches 10%, promptly to stop pressurization, and this moment, the soya-bean cake Residual oil was generally 7.5%, and this process produces the about 96kg of crude oil of soybean, and dregs of beans is about 900kg; Irradiation dose in the step 7 is 200 J/m
2, irradiation time is 15 seconds; The processing soya-bean oil that back is obtained in the step 8 is heated to 90 ℃, and is subsequent use; Open the heating unit of vacuum tank, make jar interior temperature maintenance at 90 ℃; Start vacuum pump, the absolute pressure in the vacuum tank is dropped to below the 400Pa; Open feed valve, suck the soya-bean oil that heats slowly, make the hot soya-bean oil moment bumping of entering, remove the beans off-flavors; The control inlet amount keeps 90 ℃ of the interior feed temperatures of vacuum tank, and absolute pressure is no more than 400Pa; After charging finished, it was constant to keep operational condition, continued to handle 5min, got final product.
Claims (3)
1. the cold press reparation technology of a non-transgenic VT 18 is characterized in that it comprises following process step:
The a raw material is selected and is polished decortication for use and handles, and selects the non-transgenic soybean for use, carries out removal of impurities earlier, polishes decortication then and handles;
B adjusts into press for extracting juice moisture, measures the moisture content of soy material in advance, and its water cut is adjusted to 12-14%;
C squeezing and Residual oil control, with the expeller pressurization, the soybean oleaginousness is generally at 18-20%, when crude oil goes out rate and reaches 10-12%, promptly stops pressurization, and the soya-bean cake Residual oil is generally 6.0-7.5% at this moment;
The d crude oil filters, and crude oil carries out prefiltration with 20,40,60,100 orders earlier, uses flame filter press to filter then, adopts the filter paper plate not have press filtration again;
The e hyperfiltration removes lipoxygenase, selects the hyperfiltration film of molecular weight cut-off 80-120kD for use, the soya-bean oil after filtering is carried out hyperfiltration handle;
F uv irradiating, the VT 18 after the filtration flow and settle the irradiating unit of uv lamp through the top, and irradiation dose is 200-400 J/m
2, irradiation time is 5-15 second;
G cryogenic vacuum bumping removes beany flavor, and uv irradiating kills the VT 18 behind the enzyme, is heated to 90-100 ℃, and is subsequent use; Open the heating unit of vacuum tank, temperature maintenance starts vacuum pump at 90-100 ℃ in jar; Absolute pressure in the vacuum tank drops to below the 400Pa, opens feed valve, sucks the soya-bean oil that heats; Make the hot soya-bean oil moment bumping of entering, remove the beans off-flavors, the control inlet amount; Keep 90-100 ℃ of the interior feed temperatures of vacuum tank, absolute pressure is no more than 400Pa; After charging finished, operational condition was constant, continued to handle 5-10min, got final product.
2. the cold press reparation technology of a kind of non-transgenic VT 18 according to claim 1 is characterized in that the protein content of the said non-transgenic soybean of a step is higher than more than 34.0%.
3. the cold press reparation technology of a kind of non-transgenic VT 18 according to claim 1 is characterized in that the said flame filter press of d step filters employing 180 purpose filter clothes, pressurization slowly, and top pressure is no more than 0.4Mpa.
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| CN103484236A (en) * | 2013-09-10 | 2014-01-01 | 滁州金恒油脂工业有限公司定远县金恒油厂 | Preparation method of lung-moistening and cough-relieving soybean oil |
| CN103555418A (en) * | 2013-11-07 | 2014-02-05 | 河南懿丰油脂有限公司 | Method for improving transparency of edible oil |
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| CN104877755A (en) * | 2015-05-07 | 2015-09-02 | 余庆县土司风味食品有限责任公司 | Processing method for high-quality soybean oil |
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| CN105219522A (en) * | 2015-10-09 | 2016-01-06 | 上海韬鸿化工科技有限公司 | The method of soybean oil is prepared in low temperature cold squeezing |
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| CN105400592A (en) * | 2015-12-29 | 2016-03-16 | 上海韬鸿化工科技有限公司 | Squeezing preparation method of 6S1D soybean oil |
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| CN103484236B (en) * | 2013-09-10 | 2015-04-22 | 滁州金恒油脂工业有限公司定远县金恒油厂 | Preparation method of lung-moistening and cough-relieving soybean oil |
| CN103555418A (en) * | 2013-11-07 | 2014-02-05 | 河南懿丰油脂有限公司 | Method for improving transparency of edible oil |
| CN104789348A (en) * | 2015-04-06 | 2015-07-22 | 查孝柱 | Supercritical extraction technology for East China wild walnut oil |
| CN104830518A (en) * | 2015-04-06 | 2015-08-12 | 查孝柱 | Production process of peeled East China wild walnut oil |
| CN104877755A (en) * | 2015-05-07 | 2015-09-02 | 余庆县土司风味食品有限责任公司 | Processing method for high-quality soybean oil |
| CN104782795A (en) * | 2015-05-11 | 2015-07-22 | 查孝柱 | Organic sunflower seed oil and production process thereof |
| WO2017033674A1 (en) * | 2015-08-24 | 2017-03-02 | 株式会社Ｊ－オイルミルズ | Method for producing soya bean oil, method for producing mixed oil, and method for inhibiting soya bean oil odour in bright places |
| CN105219522A (en) * | 2015-10-09 | 2016-01-06 | 上海韬鸿化工科技有限公司 | The method of soybean oil is prepared in low temperature cold squeezing |
| CN105087147A (en) * | 2015-10-09 | 2015-11-25 | 黑龙江林加林油脂有限公司 | Method for preparing soybean oil through cold pressing |
| CN105238548A (en) * | 2015-10-16 | 2016-01-13 | 五大连池风景区铭膳豆制品有限公司 | Method for squeezing non-transgenic soybeans to extract bean kernel oil |
| CN105238548B (en) * | 2015-10-16 | 2019-05-17 | 五大连池风景区铭膳豆制品有限公司 | Squeeze the method that Non-transgenic soybean extracts beans oil |
| CN105400592A (en) * | 2015-12-29 | 2016-03-16 | 上海韬鸿化工科技有限公司 | Squeezing preparation method of 6S1D soybean oil |
| CN108641801A (en) * | 2018-04-11 | 2018-10-12 | 安徽德运粮油有限公司 | Method for extracting soybean oil by enzymolysis through twice vacuum flash evaporation treatment |
| CN110894436A (en) * | 2019-10-29 | 2020-03-20 | 樊江 | Preparation method of soybean oil |
| WO2021239867A1 (en) * | 2020-05-27 | 2021-12-02 | Avril | Cold pressing method and device implementing said method |
| FR3110915A1 (en) * | 2020-05-27 | 2021-12-03 | Avril | Cold pressing process and device implementing this process |
| CN115667473A (en) * | 2020-05-27 | 2023-01-31 | 四月公司 | Cold pressing method and device for realizing same |
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Address after: 272400 No. 263 Jianshe South Road, Jiaxiang County, Jining City, Shandong Province Patentee after: SHANDONG JIAGUAN GRAIN OIL INDUSTRY GROUP Co.,Ltd. Address before: 272400 No. 263 Jianshe South Road, Jiaxiang County, Jining City, Shandong Province Patentee before: JIAXIANG JIAGUAN GREASE CHEMICAL Co.,Ltd. |