CN105969515A - Leaching refinement technique of rapeseed oil - Google Patents
Leaching refinement technique of rapeseed oil Download PDFInfo
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- CN105969515A CN105969515A CN201610580606.6A CN201610580606A CN105969515A CN 105969515 A CN105969515 A CN 105969515A CN 201610580606 A CN201610580606 A CN 201610580606A CN 105969515 A CN105969515 A CN 105969515A
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11B—PRODUCING, 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
- C11B1/00—Production of fats or fatty oils from raw materials
- C11B1/02—Pretreatment
- C11B1/04—Pretreatment of vegetable raw material
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11B—PRODUCING, 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
- C11B1/00—Production of fats or fatty oils from raw materials
- C11B1/10—Production of fats or fatty oils from raw materials by extracting
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11B—PRODUCING, 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
- C11B3/00—Refining fats or fatty oils
- C11B3/001—Refining fats or fatty oils by a combination of two or more of the means hereafter
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11B—PRODUCING, 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
- C11B3/00—Refining fats or fatty oils
- C11B3/008—Refining fats or fatty oils by filtration, e.g. including ultra filtration, dialysis
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11B—PRODUCING, 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
- C11B3/00—Refining fats or fatty oils
- C11B3/02—Refining fats or fatty oils by chemical reaction
- C11B3/04—Refining fats or fatty oils by chemical reaction with acids
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11B—PRODUCING, 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
- C11B3/00—Refining fats or fatty oils
- C11B3/02—Refining fats or fatty oils by chemical reaction
- C11B3/06—Refining fats or fatty oils by chemical reaction with bases
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11B—PRODUCING, 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
- C11B3/00—Refining fats or fatty oils
- C11B3/10—Refining fats or fatty oils by adsorption
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- C—CHEMISTRY; METALLURGY
- C11—ANIMAL OR VEGETABLE OILS, FATS, FATTY SUBSTANCES OR WAXES; FATTY ACIDS THEREFROM; DETERGENTS; CANDLES
- C11B—PRODUCING, 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
- C11B3/00—Refining fats or fatty oils
- C11B3/12—Refining fats or fatty oils by distillation
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Abstract
The invention discloses a leaching refinement technique of rapeseed oil, relating to the field of food processing. The technique comprises the following steps: (1) pretreatment: screening rapeseed to remove solid particle impurities, adding into a pulverizer, pulverizing, and pressing by an embryo turbine to obtain rapeseed embryo sheets; (2) leaching: mixing the pretreated rapeseed embryo sheets with a solvent, adding the embryo sheets, of which the feed amount is 55-70 vol% of the tank, into the leaching tank, leaching at 50-55 DEG C for 1-2 hours while stirring every 20-30 minutes to obtain a leaching solution, and filtering the leaching solution to obtain a rapeseed crude leaching liquid and a wet pulp, wherein the solvent is 110-160mm higher than the embryo sheets in the leaching tank; (3) evaporation and cold extraction: carrying out evaporation and cold extraction on the rapeseed crude leaching liquid to obtain rapeseed raw oil; and (4) refining the raw oil to obtain the safflower seed oil finished product. The technique can effectively enhance the yield of rapeseed oil, thereby lowering the rapeseed oil cost and enhancing the economic benefit.
Description
Technical field
The present invention relates to food processing field, be specifically related to the leaching process for refining of a kind of Oleum Brassicae campestris.
Background technology
Oleum Brassicae campestris is called for short " vegetable oil ", is typically buff or brown, containing arachidic acid in Oleum Brassicae campestris
0.4-1.0%, oleic acid 14-19%, linoleic acid 12-24%, erucic acid 31-55%, linolenic acid 1-10%,
From the perspective of nutritive value, human body may be up to 99% to Oleum Brassicae campestris digestibility, and favorably
Gallbladder function.The nutritional labelings such as unsaturated fatty acid and vitamin E such as the linoleic acid that it is contained can be very
It is absorbed by organisms well, there is certain vessel softening, effect of slow down aging；Oleum Brassicae campestris one
As can containing certain seed phospholipid, to blood vessel, nerve, brain growth particularly significant；Often
The cholesterol of rule Oleum Brassicae campestris is with little or no containing, so the people controlling cholesterol intake is permissible
Relieved edible.
The extraction of Oleum Brassicae campestris mainly has two kinds of processes, physical squeezing and Chemical Leaching.Physics
Squeezing is the technique utilizing mechanical expression technique that oil is squeezed out from Semen Allii Tuberosi.Physical squeezing is not
Using chemical reagent, without chemical residual, but oil productivity is low, and in the oil cake extruded, Residual oil contains
Measure higher, so cost is high.It addition, containing a certain amount of sinigrin in Semen Allii Tuberosi, have one
Fixed penetrating odor, people claim its " blue or green abnormal smells from the patient ", also limit the edible crowd of Oleum Brassicae campestris.Change
Learn leaching be Semen Allii Tuberosi is pressed into broken thin slice after, soaked in solvent, make lipid solubilization in solvent naphtha
Formed miscella, then add heat extraction solvent naphtha, the crude oil obtained through chemistry high temperature refinery degumming,
Decolouring, deodorize, filtration are eventually fabricated edible oil.Leaching refining method oil yield is high, processing cost
Low, the most increasingly obtain the favor of masses.
Summary of the invention
(1) solve the technical problem that
The invention provides the leaching process for refining of a kind of Oleum Brassicae campestris, Oleum Brassicae campestris can be effectively improved
Oil yield, thus reduce Oleum Brassicae campestris cost, improve economic well-being of workers and staff.
(2) technical scheme
For realizing object above, the present invention is achieved by the following technical programs:
The leaching process for refining of a kind of Oleum Brassicae campestris, comprises the following steps:
(1) pretreatment: sieved by Semen Allii Tuberosi, removes solid particle polluter therein, then
Add in pulverizer and crush, be pressed into Semen Allii Tuberosi embryo sheet by wheel embryo machine subsequently；
(2) leaching: the Semen Allii Tuberosi embryo sheet of gained after pretreatment is mixed with solvent, the charging of embryo sheet
Amount joins in leaching can by the 55-70% of leaching can volume, and solvent presses embryo sheet in leaching can
Position exceeds the high computational of 110-160mm, and leaching temperature is 50-55 DEG C, and leaching time is
1-2h, period every 20-30min stir once, obtain lixiviating solution, are filtered by this lixiviating solution, i.e.
Obtain Semen Allii Tuberosi crude extract and the wet dregs of rice；
(3) evaporation and cold extraction: be evaporated and cold extraction by Semen Allii Tuberosi crude extract, prepares crude rapeseed oil.
(4) crude oil refine: crude rapeseed oil is carried out degumming, deacidification, decolouring, deodorize process and
Cooling is filtered, and get product safflower oil.
Preferably, in described step (1), the granularity of Semen Allii Tuberosi embryo sheet is 0.25-0.5mm.
Preferably, in described step (2), solvent is the mixed liquor of normal hexane and isopropanol.
Preferably, in described step (3), evaporating temperature is set as 105-110 DEG C.
Preferably, the step of described degumming is: join in reactor by the crude oil after roguing,
It is warming up to 45～56 DEG C, is subsequently added and accounts for crude oil weight 4～the boiling water of 6% or mass concentration is 4
0～the citric acid solution of 55%, at 60～80 DEG C, quickly stirring 15～20min, stops stirring,
Insulation stands 2～5h, obtains degummed oil after layered shaping.
Preferably, the step of described deacidification is: keeping ambient temperature is 40～80 DEG C, with suitable
Alkali liquor is added in degummed oil by speed, stirs 10～15min, then filters, toward the liquid filtered out
Adding the hot water that temperature is 80～100 DEG C in body, the addition of water is the 5～1 of the liquid filtered out
0%, stand 5h, refilter, prepare deacidification oil.
Preferably, the step of described decolouring is: stirring under conditions of, toward deacidification oil in addition 2～
The decolorising agent of 4%, constant temperature stirring 20～35min, it is then poured into the Bu Shi equipped with granular active carbon
In funnel, after decompression sucking filtration, obtain bleached oil.
Preferably, the step of described deodorize is: is loaded by bleached oil in there-necked flask, is placed in and adds
In pyromagnetic force agitator, under the vacuum condition of 0.09～0.12MPa, carry out steam deodorization.
Preferably, the step filtered of lowering the temperature described in step (4) is: entered by the crude oil after deodorize
Row cooling is filtered, and get product Oleum Brassicae campestris.
(3) beneficial effect
The invention provides the leaching process for refining of a kind of Oleum Brassicae campestris, Oleum Brassicae campestris can be effectively improved
Oil yield, thus reduce Oleum Brassicae campestris cost, improve economic well-being of workers and staff.
Detailed description of the invention
For making the purpose of the embodiment of the present invention, technical scheme and advantage clearer, below will knot
Close the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely retouched
State, it is clear that described embodiment is a part of embodiment of the present invention rather than whole realities
Execute example.Based on the embodiment in the present invention, those of ordinary skill in the art are not making creation
The every other embodiment obtained under property work premise, broadly falls into the scope of protection of the invention.
Embodiment 1:
The leaching process for refining of the present embodiment Oleum Brassicae campestris, comprises the following steps:
(1) pretreatment: sieved by Semen Allii Tuberosi, removes solid particle polluter therein, then
Add in pulverizer and crush, be pressed into Semen Allii Tuberosi embryo sheet by wheel embryo machine subsequently；
(2) leaching: the Semen Allii Tuberosi embryo sheet of gained after pretreatment is mixed with solvent, the charging of embryo sheet
Amount joins in leaching can by the 55-70% of leaching can volume, and solvent presses embryo sheet in leaching can
Position exceeds the high computational of 110-160mm, and leaching temperature is 50-55 DEG C, and leaching time is
1-2h, period every 20-30min stir once, obtain lixiviating solution, are filtered by this lixiviating solution, i.e.
Obtain Semen Allii Tuberosi crude extract and the wet dregs of rice；
(3) evaporation and cold extraction: be evaporated and cold extraction by Semen Allii Tuberosi crude extract, prepares crude rapeseed oil.
(4) crude oil refine: crude rapeseed oil is carried out degumming, deacidification, decolouring, deodorize process and
Cooling is filtered, and get product safflower oil.
Wherein in step (1), the granularity of Semen Allii Tuberosi embryo sheet is 0.25-0.5mm；
Wherein in step (2), solvent is the mixed liquor of normal hexane and isopropanol；
Wherein in step (3), evaporating temperature is set as 105-110 DEG C；
Wherein in step (4), the step of degumming is: join in reactor by the crude oil after roguing,
It is warming up to 45～56 DEG C, is subsequently added and accounts for crude oil weight 4～the boiling water of 6% or mass concentration is 4
0～the citric acid solution of 55%, at 60～80 DEG C, quickly stirring 15～20min, stops stirring,
Insulation stands 2～5h, obtains degummed oil after layered shaping；
Wherein in step (4), the step of deacidification is: keeping ambient temperature is 40～80 DEG C, with suitable
When speed alkali liquor is added in degummed oil, stir 10～15min, then filter, toward filtering out
Liquid in add temperature be the hot water of 80～100 DEG C, the addition of water is the liquid filtered out
5～10%, stand 5h, refilter, prepare deacidification oil；
Wherein in step (4), the step of decolouring is: under conditions of stirring, add in deacidification oil
Enter the decolorising agent of 2～4%, constant temperature stirring 20～35min, be then poured into equipped with granular active carbon
Buchner funnel in, decompression sucking filtration after, obtain bleached oil；
Wherein in step (4), the step of deodorize is: is loaded by bleached oil in there-necked flask, is placed in
In heating magnetic stirring apparatus, under the vacuum condition of 0.09～0.12MPa, carry out steam deodorization；
The step filtered of wherein lowering the temperature described in step (4) is: dropped by the crude oil after deodorize
Temperature filters, and get product Oleum Brassicae campestris.
Embodiment 2:
The leaching process for refining of the present embodiment Oleum Brassicae campestris, comprises the following steps:
(1) pretreatment: sieved by Semen Allii Tuberosi, removes solid particle polluter therein, then
Add in pulverizer and crush, be pressed into Semen Allii Tuberosi embryo sheet by wheel embryo machine subsequently；
(2) leaching: the Semen Allii Tuberosi embryo sheet of gained after pretreatment is mixed with solvent, the charging of embryo sheet
Amount joins in leaching can by the 55% of leaching can volume, and embryo sheet position in leaching can pressed by solvent
Setting high out the high computational of 110mm, leaching temperature is 50 DEG C, and leaching time is 1h, period
Every 20min stirs once, obtains lixiviating solution, is filtered by this lixiviating solution, obtains Semen Allii Tuberosi crude extract
With the wet dregs of rice；
(3) evaporation and cold extraction: be evaporated and cold extraction by Semen Allii Tuberosi crude extract, prepares crude rapeseed oil.
(4) crude oil refine: crude rapeseed oil is carried out degumming, deacidification, decolouring, deodorize process and
Cooling is filtered, and get product safflower oil.
Wherein in step (1), the granularity of Semen Allii Tuberosi embryo sheet is 0.25mm；
Wherein in step (2), solvent is the mixed liquor of normal hexane and isopropanol；
Wherein in step (3), evaporating temperature is set as 105 DEG C；
Wherein in step (4), the step of degumming is: join in reactor by the crude oil after roguing,
It is warming up to 45 DEG C, is subsequently added and accounts for the boiling water of crude oil weight 4% or mass concentration is the lemon of 40%
Lemon acid solution, quickly stirs 15min at 60 DEG C, stops stirring, and insulation stands 2h, layering
Degummed oil is obtained after process；
Wherein in step (4), the step of deacidification is: keeping ambient temperature is 40 DEG C, with suitable
Alkali liquor is added in degummed oil by speed, stirs 10min, then filters, in the liquid filtered out
Adding the hot water that temperature is 80 DEG C, the addition of water is the 5% of the liquid filtered out, stands 5h,
Refilter, prepare deacidification oil；
Wherein in step (4), the step of decolouring is: under conditions of stirring, add in deacidification oil
Enter the decolorising agent of 2%, constant temperature stirring 20min, be then poured into leaking equipped with the Bu Shi of granular active carbon
In bucket, after decompression sucking filtration, obtain bleached oil；
Wherein in step (4), the step of deodorize is: is loaded by bleached oil in there-necked flask, is placed in
In heating magnetic stirring apparatus, under the vacuum condition of 0.09MPa, carry out steam deodorization；
The step filtered of wherein lowering the temperature described in step (4) is: dropped by the crude oil after deodorize
Temperature filters, and get product Oleum Brassicae campestris.
Embodiment 3:
The leaching process for refining of the present embodiment Oleum Brassicae campestris, comprises the following steps:
(1) pretreatment: sieved by Semen Allii Tuberosi, removes solid particle polluter therein, then
Add in pulverizer and crush, be pressed into Semen Allii Tuberosi embryo sheet by wheel embryo machine subsequently；
(2) leaching: the Semen Allii Tuberosi embryo sheet of gained after pretreatment is mixed with solvent, the charging of embryo sheet
Amount joins in leaching can by the 70% of leaching can volume, and embryo sheet position in leaching can pressed by solvent
Setting high out the high computational of 160mm, leaching temperature is 55 DEG C, and leaching time is 2h, period
Every 30min stirs once, obtains lixiviating solution, is filtered by this lixiviating solution, obtains Semen Allii Tuberosi crude extract
With the wet dregs of rice；
(3) evaporation and cold extraction: be evaporated and cold extraction by Semen Allii Tuberosi crude extract, prepares crude rapeseed oil.
(4) crude oil refine: crude rapeseed oil is carried out degumming, deacidification, decolouring, deodorize process and
Cooling is filtered, and get product safflower oil.
Wherein in step (1), the granularity of Semen Allii Tuberosi embryo sheet is 0.5mm；
Wherein in step (2), solvent is the mixed liquor of normal hexane and isopropanol；
Wherein in step (3), evaporating temperature is set as 110 DEG C；
Wherein in step (4), the step of degumming is: join in reactor by the crude oil after roguing,
It is warming up to 56 DEG C, is subsequently added and accounts for the boiling water of crude oil weight 6% or mass concentration is the lemon of 55%
Lemon acid solution, quickly stirs 20min at 80 DEG C, stops stirring, and insulation stands 5h, layering
Degummed oil is obtained after process；
Wherein in step (4), the step of deacidification is: keeping ambient temperature is 80 DEG C, with suitable
Alkali liquor is added in degummed oil by speed, stirs 15min, then filters, in the liquid filtered out
Adding the hot water that temperature is 100 DEG C, the addition of water is the 10% of the liquid filtered out, stands 5
H, refilters, and prepares deacidification oil；
Wherein in step (4), the step of decolouring is: under conditions of stirring, add in deacidification oil
Enter the decolorising agent of 4%, constant temperature stirring 35min, be then poured into leaking equipped with the Bu Shi of granular active carbon
In bucket, after decompression sucking filtration, obtain bleached oil；
Wherein in step (4), the step of deodorize is: is loaded by bleached oil in there-necked flask, is placed in
In heating magnetic stirring apparatus, under the vacuum condition of 0.12MPa, carry out steam deodorization；
The step filtered of wherein lowering the temperature described in step (4) is: dropped by the crude oil after deodorize
Temperature filters, and get product Oleum Brassicae campestris.
Embodiment 4:
The leaching process for refining of the present embodiment Oleum Brassicae campestris, comprises the following steps:
(1) pretreatment: sieved by Semen Allii Tuberosi, removes solid particle polluter therein, then
Add in pulverizer and crush, be pressed into Semen Allii Tuberosi embryo sheet by wheel embryo machine subsequently；
(2) leaching: the Semen Allii Tuberosi embryo sheet of gained after pretreatment is mixed with solvent, the charging of embryo sheet
Amount joins in leaching can by the 65% of leaching can volume, and embryo sheet position in leaching can pressed by solvent
Setting high out the high computational of 130mm, leaching temperature is 53 DEG C, and leaching time is 2h, period
Every 25min stirs once, obtains lixiviating solution, is filtered by this lixiviating solution, obtains Semen Allii Tuberosi crude extract
With the wet dregs of rice；
(3) evaporation and cold extraction: be evaporated and cold extraction by Semen Allii Tuberosi crude extract, prepares crude rapeseed oil.
(4) crude oil refine: crude rapeseed oil is carried out degumming, deacidification, decolouring, deodorize process and
Cooling is filtered, and get product safflower oil.
Wherein in step (1), the granularity of Semen Allii Tuberosi embryo sheet is 0.35mm；
Wherein in step (2), solvent is the mixed liquor of normal hexane and isopropanol；
Wherein in step (3), evaporating temperature is set as 108 DEG C；
Wherein in step (4), the step of degumming is: join in reactor by the crude oil after roguing,
It is warming up to 50 DEG C, is subsequently added and accounts for the boiling water of crude oil weight 5% or mass concentration is the lemon of 50%
Lemon acid solution, quickly stirs 18min at 70 DEG C, stops stirring, and insulation stands 3h, layering
Degummed oil is obtained after process；
Wherein in step (4), the step of deacidification is: keeping ambient temperature is 60 DEG C, with suitable
Alkali liquor is added in degummed oil by speed, stirs 13min, then filters, in the liquid filtered out
Adding the hot water that temperature is 90 DEG C, the addition of water is the 7% of the liquid filtered out, stands 5h,
Refilter, prepare deacidification oil；
Wherein in step (4), the step of decolouring is: under conditions of stirring, add in deacidification oil
Enter the decolorising agent of 3%, constant temperature stirring 28min, be then poured into leaking equipped with the Bu Shi of granular active carbon
In bucket, after decompression sucking filtration, obtain bleached oil；
Wherein in step (4), the step of deodorize is: is loaded by bleached oil in there-necked flask, is placed in
In heating magnetic stirring apparatus, under the vacuum condition of 0.1MPa, carry out steam deodorization；
The step filtered of wherein lowering the temperature described in step (4) is: dropped by the crude oil after deodorize
Temperature filters, and get product Oleum Brassicae campestris.
Embodiment 5:
The leaching process for refining of the present embodiment Oleum Brassicae campestris, comprises the following steps:
(1) pretreatment: sieved by Semen Allii Tuberosi, removes solid particle polluter therein, then
Add in pulverizer and crush, be pressed into Semen Allii Tuberosi embryo sheet by wheel embryo machine subsequently；
(2) leaching: the Semen Allii Tuberosi embryo sheet of gained after pretreatment is mixed with solvent, the charging of embryo sheet
Amount joins in leaching can by the 56% of leaching can volume, and embryo sheet position in leaching can pressed by solvent
Setting high out the high computational of 155mm, leaching temperature is 54 DEG C, and leaching time is 1.5h, period
Every 29min stirs once, obtains lixiviating solution, is filtered by this lixiviating solution, obtains Semen Allii Tuberosi crude extract
With the wet dregs of rice；
(3) evaporation and cold extraction: be evaporated and cold extraction by Semen Allii Tuberosi crude extract, prepares crude rapeseed oil.
(4) crude oil refine: crude rapeseed oil is carried out degumming, deacidification, decolouring, deodorize process and
Cooling is filtered, and get product safflower oil.
Wherein in step (1), the granularity of Semen Allii Tuberosi embryo sheet is 0.45mm；
Wherein in step (2), solvent is the mixed liquor of normal hexane and isopropanol；
Wherein in step (3), evaporating temperature is set as 109 DEG C；
Wherein in step (4), the step of degumming is: join in reactor by the crude oil after roguing,
It is warming up to 55 DEG C, is subsequently added and accounts for crude oil weight 4～the boiling water of 6% or mass concentration is 41%
Citric acid solution, quickly stirs 19min at 79 DEG C, stops stirring, and insulation stands 4h, point
Layer obtains degummed oil after processing；
Wherein in step (4), the step of deacidification is: keeping ambient temperature is 75 DEG C, with suitable
Alkali liquor is added in degummed oil by speed, stirs 11min, then filters, in the liquid filtered out
Adding the hot water that temperature is 99 DEG C, the addition of water is the 9% of the liquid filtered out, stands 5h,
Refilter, prepare deacidification oil；
Wherein in step (4), the step of decolouring is: under conditions of stirring, add in deacidification oil
Enter the decolorising agent of 3%, constant temperature stirring 34min, be then poured into leaking equipped with the Bu Shi of granular active carbon
In bucket, after decompression sucking filtration, obtain bleached oil；
Wherein in step (4), the step of deodorize is: is loaded by bleached oil in there-necked flask, is placed in
In heating magnetic stirring apparatus, under the vacuum condition of 0.11MPa, carry out steam deodorization；
The step filtered of wherein lowering the temperature described in step (4) is: dropped by the crude oil after deodorize
Temperature filters, and get product Oleum Brassicae campestris.
Embodiment 6:
The leaching process for refining of the present embodiment Oleum Brassicae campestris, comprises the following steps:
(1) pretreatment: sieved by Semen Allii Tuberosi, removes solid particle polluter therein, then
Add in pulverizer and crush, be pressed into Semen Allii Tuberosi embryo sheet by wheel embryo machine subsequently；
(2) leaching: the Semen Allii Tuberosi embryo sheet of gained after pretreatment is mixed with solvent, the charging of embryo sheet
Amount joins in leaching can by the 69% of leaching can volume, and embryo sheet position in leaching can pressed by solvent
Setting high out the high computational of 115mm, leaching temperature is 51 DEG C, and leaching time is 2h, period
Every 21min stirs once, obtains lixiviating solution, is filtered by this lixiviating solution, obtains Semen Allii Tuberosi crude extract
With the wet dregs of rice；
(3) evaporation and cold extraction: be evaporated and cold extraction by Semen Allii Tuberosi crude extract, prepares crude rapeseed oil.
(4) crude oil refine: crude rapeseed oil is carried out degumming, deacidification, decolouring, deodorize process and
Cooling is filtered, and get product safflower oil.
Wherein in step (1), the granularity of Semen Allii Tuberosi embryo sheet is 0.39mm；
Wherein in step (2), solvent is the mixed liquor of normal hexane and isopropanol；
Wherein in step (3), evaporating temperature is set as 106 DEG C；
Wherein in step (4), the step of degumming is: join in reactor by the crude oil after roguing,
It is warming up to 46 DEG C, is subsequently added and accounts for the boiling water of crude oil weight 4.2% or mass concentration is the lemon of 51%
Lemon acid solution, quickly stirs 17min at 74 DEG C, stops stirring, and insulation stands 3.5h, point
Layer obtains degummed oil after processing；
Wherein in step (4), the step of deacidification is: keeping ambient temperature is 54 DEG C, with suitable
Alkali liquor is added in degummed oil by speed, stirs 14min, then filters, in the liquid filtered out
Adding the hot water that temperature is 84 DEG C, the addition of water is the 7% of the liquid filtered out, stands 5h,
Refilter, prepare deacidification oil；
Wherein in step (4), the step of decolouring is: under conditions of stirring, add in deacidification oil
Enter the decolorising agent of 3.5%, constant temperature stirring 24min, be then poured into the Bu Shi equipped with granular active carbon
In funnel, after decompression sucking filtration, obtain bleached oil；
Wherein in step (4), the step of deodorize is: is loaded by bleached oil in there-necked flask, is placed in
In heating magnetic stirring apparatus, under the vacuum condition of 0.095MPa, carry out steam deodorization；
The step filtered of wherein lowering the temperature described in step (4) is: dropped by the crude oil after deodorize
Temperature filters, and get product Oleum Brassicae campestris.
It should be noted that in this article, the relational terms of such as first and second or the like is only
Only it is used for separating an entity or operation with another entity or operating space, and not necessarily
Require or imply and there is the relation of any this reality or suitable between these entities or operation
Sequence.And, term " includes ", " comprising " or its any other variant are intended to nonexcludability
Comprise, so that include the process of a series of key element, method, article or equipment not only
Including those key elements, but also include other key elements being not expressly set out, or also include
The key element intrinsic for this process, method, article or equipment.There is no more restriction
In the case of, statement " including ... " key element limited, it is not excluded that including described wanting
Process, method, article or the equipment of element there is also other identical element.
Above example only in order to technical scheme to be described, is not intended to limit, although
With reference to previous embodiment, the present invention is described in detail, those of ordinary skill in the art
It is understood that the technical scheme described in foregoing embodiments still can be modified by it,
Or wherein portion of techniques feature is carried out equivalent；And these amendments or replacement, not
The essence making appropriate technical solution departs from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (9)
1. the leaching process for refining of an Oleum Brassicae campestris, it is characterised in that comprise the following steps:
(1) pretreatment: sieved by Semen Allii Tuberosi, removes solid particle polluter therein, then
Add in pulverizer and crush, be pressed into Semen Allii Tuberosi embryo sheet by wheel embryo machine subsequently；
(2) leaching: the Semen Allii Tuberosi embryo sheet of gained after pretreatment is mixed with solvent naphtha, entering of embryo sheet
Doses joins in leaching can by the 55-70% of leaching can volume, and solvent naphtha presses embryo sheet at leaching can
In position exceed the high computational of 110-160mm, leaching temperature is 50-55 DEG C, during leaching
Between be 1-2h, period every 20-30min stir once, obtain lixiviating solution, this lixiviating solution filtered,
Obtain Semen Allii Tuberosi crude extract and the wet dregs of rice；
(3) evaporation and cold extraction: be evaporated and cold extraction by Semen Allii Tuberosi crude extract, prepares crude rapeseed oil.
(4) crude oil refine: crude rapeseed oil is carried out degumming, deacidification, decolouring, deodorize process and
Cooling is filtered, and get product safflower oil.
The leaching process for refining of Oleum Brassicae campestris the most according to claim 1, it is characterised in that
In described step (1), the granularity of Semen Allii Tuberosi embryo sheet is 0.25-0.5mm.
The leaching process for refining of Oleum Brassicae campestris the most according to claim 1, it is characterised in that
In described step (2), solvent naphtha is the mixed liquor of normal hexane and isopropanol.
The leaching process for refining of Oleum Brassicae campestris the most according to claim 1, it is characterised in that
In described step (3), evaporating temperature is set as 105-110 DEG C.
The leaching process for refining of Oleum Brassicae campestris the most according to claim 1, it is characterised in that
The step of described degumming is: join in reactor by the crude oil after roguing, is warming up to 45～5
6 DEG C, it is subsequently added and accounts for crude oil weight 4～the boiling water of 6% or Fructus Citri Limoniae that mass concentration is 40～55%
Acid solution, quickly stirring 15～20min at 60～80 DEG C, stop stirring, insulation stand 2～
5h, obtains degummed oil after layered shaping.
The leaching process for refining of Oleum Brassicae campestris the most according to claim 1, it is characterised in that
The step of described deacidification is: keeping ambient temperature is 40～80 DEG C, is added by alkali liquor by suitable speed
To degummed oil, stir 10～15min, then filter, in the liquid filtered out, add temperature
Being the hot water of 80～100 DEG C, the addition of water is the 5～10% of the liquid filtered out, stands 5h,
Refilter, prepare deacidification oil.
The leaching process for refining of Oleum Brassicae campestris the most according to claim 1, it is characterised in that
The step of described decolouring is: under conditions of stirring, addition 2～the decolouring of 4% in deacidification oil
Agent, constant temperature stirring 20～35min, it is then poured into, equipped with in the buchner funnel of granular active carbon, subtracting
After pressure sucking filtration, obtain bleached oil.
The leaching process for refining of Oleum Brassicae campestris the most according to claim 1, it is characterised in that
The step of described deodorize is: loaded by bleached oil in there-necked flask, is placed in heating magnetic stirring apparatus
In, under the vacuum condition of 0.09～0.12MPa, carry out steam deodorization.
The leaching process for refining of Oleum Brassicae campestris the most according to claim 1, it is characterised in that
The step filtered of lowering the temperature described in step (4) is: the crude oil after deodorize carries out cooling and filters,
Get product Oleum Brassicae campestris.
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| CN106497672A (en) * | 2016-11-10 | 2017-03-15 | 贵州省湄潭县永隆粮油有限责任公司 | Rapeseed oil extraction technique |
| CN108690706A (en) * | 2018-05-31 | 2018-10-23 | 镇江虎瑞生物科技有限公司 | A method of efficiently preparing rapeseed oil |
| CN109097186A (en) * | 2018-09-17 | 2018-12-28 | 青海清华博众生物技术有限公司 | The preparation method and phytosterol rapeseed oil of phytosterol rapeseed oil and application |
| CN109852471A (en) * | 2019-03-07 | 2019-06-07 | 四川德阳市年丰食品有限公司 | It is a kind of to refine the small manufacture craft for squeezing rapeseed oil |
| CN112011403A (en) * | 2020-08-21 | 2020-12-01 | 湟中弘大农副产品购销有限公司 | Equipment and method for preparing rapeseed oil by leaching method |
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| CN109852471A (en) * | 2019-03-07 | 2019-06-07 | 四川德阳市年丰食品有限公司 | It is a kind of to refine the small manufacture craft for squeezing rapeseed oil |
| CN112011403A (en) * | 2020-08-21 | 2020-12-01 | 湟中弘大农副产品购销有限公司 | Equipment and method for preparing rapeseed oil by leaching method |
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