CN109233999A - A kind of preparation method of original fragrant vegetable seed oil - Google Patents
A kind of preparation method of original fragrant vegetable seed oil Download PDFInfo
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- CN109233999A CN109233999A CN201811159859.1A CN201811159859A CN109233999A CN 109233999 A CN109233999 A CN 109233999A CN 201811159859 A CN201811159859 A CN 201811159859A CN 109233999 A CN109233999 A CN 109233999A
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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
- C11B1/06—Production of fats or fatty oils from raw materials by pressing
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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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Abstract
The present invention relates to rapeseed oil production technical field, solves the problems, such as that high temperature squeezing causes broken change of rapeseed oil fragrance to be lost with nutriment, disclose a kind of preparation method of former fragrant vegetable seed oil.The rapeseed oil preparation method is selected to cooked food seed and be exposed to the sun control water content within safety moisture content the following steps are included: 1) store；2) it clears up, removes the impurity and ultrasonic treatment in vegetable seed；3) embryo is pricked；4) it steams and fries, the raw embryo steaming after bundle embryo is fried as cooked flake；5) it squeezes；6) it filters, sub-argument goes out in crude oil not capacitive impurity；7) aquation removes phosphatide and colloid substance in crude oil；8) alkali refining removes the partial fatty acid in crude oil；9) it washes；10) it decolourizes, adsorption bleaching is carried out to crude oil using adsorbent；11) it is deodorized；12) degreasing removes the wax and solid fat of high-melting-point long chain fatty acids.The present invention uses cold pressing, retains the original perfume of rapeseed oil and the nutriment in rapeseed oil is protected not changed by broken.
Description
Technical field
The present invention relates to rapeseed oil production technical fields, more particularly, to a kind of preparation method of former fragrant vegetable seed oil.
Background technique
Rapeseed oil is commonly called as rape oil, is called caraway oil, is the liquid for pressing resulting transparent or semitransparent shape with rape seed,
It is one of China's main edible oil, and main product occupies first place in the world in the ground such as the Yangtze river basin and southwest, northwest, yield, and human body is to dish
The absorptivity of seed oil is very high, and reachable 99%, therefore the nutritional ingredients such as the unsaturated fatty acids such as linoleic acid contained by it and vitamin E
It can be absorbed by organisms well, there is certain softening blood vessel, the effect of anti-aging, in addition the cholesterol level of rapeseed oil is very
Less or be practically free of, thus control cholesterol intake people can trust it is edible.Rapeseed oil extraction process is broadly divided into once
Two kinds of squeezing method and pre- squeezing-lixiviation process, pre-pressing extraction technology are after raw material the processing such as to be cleared up to, is quenched, rolled embryo and steam stir-fry, first
Hair amount of grease in oil plant is extracted using pressing method, gained pre-pressed cake uses the method for organic leaching by wherein remaining oil again
Extract, gained leaches miscella through removing, after recycling design, obtain Extractive crudeoil, gained leaching meal after removing solvent,
Obtain the finished product dregs of rice.
China Patent Publication No. CN104293479 discloses a kind of rapeseed oil production technology, which includes as follows
Step: a, raw material preparation；B, prepared by crude oil: it is then will in its 3~5% deionized water that raw material is first uniformly sprayed into quality
It is broken, be then placed in frying pan, and burning coal heats frying pan, and during heating, constantly stir-fry the frying pan
In broken raw material, after frying pan is heated to 100~105 DEG C, immediately by the frying pan broken raw material be placed in
It is squeezed to obtain crude oil in squeezer；C, crude oil refines: after crude oil heating, dephosphorization rouge, depickling are situated between, after filtering to obtain the final product
To finished product.Pressing temperature is up to 85 DEG C in expressing process in this vegetable seed oil making technology, to the fragrance and nutriment of rapeseed oil
It causes brokenly to change, so that the original for losing rapeseed oil is fragrant, nutrition reservation degree is lower.
Summary of the invention
The present invention is to overcome the prior art to squeeze destruction rapeseed oil fragrance in high temperature and nutriment is caused to be lost
Problem retains the former fragrant and nutriment rapeseed oil preparation method abundant of rapeseed oil after providing a kind of squeezing.
To achieve the goals above, the invention adopts the following technical scheme: it is a kind of original fragrant vegetable seed oil preparation method, including
Following steps:
1) it stores: choosing mature vegetable seed and be exposed to the sun under sunlight, control the moisture content of vegetable seed in 10wt% hereinafter, depositing freezer storage
Hiding.
Vegetable seed oil particles are small, and hygroscopicity is strong, and thermal capacity is big, not easy heat radiation, and oxidase active is high, and aerobism is strong, high-moisture
Storage is easily gone mouldy, therefore requiring the vegetable seed of storage must be mature, and carries out processing of being exposed to the sun, control safe moisture content with
It is interior, then store under cryogenic.
2) clear up: take refrigeration vegetable seed successively screened, selection by winnowing, magnetic separation remove impurity, control percentage of impurity 0.2wt% with
Under, it is then dipped in water progress 20~30min of sonic oscillation, is then dried, the moisture content for controlling vegetable seed is 8~
10wt%.
Sonic oscillation processing is carried out to the vegetable seed after removal of impurities, keeps vegetable seed cell wall loose, is mentioned in the process convenient for the subsequent embryo that rolls
The sporoderm-broken rate of high rapeseed oil, to improve the oil yield of vegetable seed.
3) roll embryo: by after drying vegetable seed carry out height squeeze form vegetable seed piece, make vegetable seed cell-wall breaking ratio 70% with
On.
4) it steams and fries: the vegetable seed piece after embryo will be rolled steam frying and obtain cooked flake, steam that fry the time be 25~30min.
So that vegetable seed piece is become cooked flake from raw embryo by steaming to fry, further adjusts the structure of rapeseed oil, agglomerate grease, improve out
Oil cut rate steams and fries temperature and be not easy excessively high, and temperature is excessively high, and to will cause protein denaturation serious.
5) it squeezes: cooked flake being squeezed to obtain crude oil, first in 40~45 DEG C of 2~3min of squeezing, then at 50~60 DEG C
3~5min of lower squeezing.
The present invention uses cold pressing, can retain the former fragrance of rapeseed oil and nutriment is protected not changed by broken, use
Although cold pressing technology is unfavorable for squeezing for rapeseed oil, but the present invention is ultrasonically treated vegetable seed and by above-mentioned using segmentation
Temperature Technology in Pressing, improves the amount of squeezing of rapeseed oil, compensates for influence of the cold pressing to the rapeseed oil amount of squeezing；The present invention first exists
40~45 DEG C of 2~3min of squeezing, tentatively squeeze cooked flake, and 3~5min is then squeezed at 50~60 DEG C, can significantly improve cooked flake
Oil yield.
6) it filters: crude oil being filtered and isolates insoluble impurities, control crude oil slag-containing rate in 0.3wt% or less.
7) aquation: 2~3 times of water of phosphatide weight are added into crude oil, chlorination is then added for the content of phosphatide in detection crude oil
Sodium controls hydration temperature at 50~55 DEG C, stirs 10~20min.
The phosphatide and colloid substance in crude oil are removed by aquation, sodium chloride serves as the effect of electrolyte, can be improved hair
The removal rate of phosphatide and colloid substance in oil.
8) alkali refining: sodium hydroxide being added into the cooling crude oil after aquation and quickly stirs 20~30min, sodium hydroxide
Initial concentration is 6~10 ° of B é, and stirring rate is 50~65r/min, 40~50 DEG C is then heated to, with 20~30r/min rate
Mix slowly 40~50min.
More fatty acid was had accumulated during storing in vegetable seed, is unfavorable for human health, using sodium hydroxide to rouge
Fat acid is neutralized, to achieve the purpose that remove partial fatty acid.
9) it washes: the crude oil after alkali refining is poured into water washing pan, be warming up to 75~77 DEG C, crude oil weight 0.1~0.3 is added
Hot water again, hot water temperature are 80~82 DEG C, stir 10~20min, are then allowed to stand 1~1.5h, open the bottom of a pan valve and discharge water, weight
It is 3~4 times multiple.
10) it decolourizes: adsorption bleaching being carried out to crude oil using adsorbent.
Containing pigments such as chlorophyll, carrotene, lutein in crude oil, the quality and appearance of edible oil are seriously affected, object is used
Pigment in the method removal crude oil of reason decoloration, improves edible oil quality.
11) it is deodorized: heating deodorization being carried out to the crude oil after decoloration, distillation time is 3~3.5h.
By various people such as steam distillation removing free fatty acid, liposoluble vitamin E, phytosterol, glyceride
Not favorite smell, further increases the fragrance of rapeseed oil.
12) degreasing: the crude oil after deodorization is cooled to 4~6 DEG C, 24~26h is crystallized, obtains former fragrant vegetable seed oil.
Rapeseed oil is cooled to 4~6 DEG C to crystallize, removes wax and solid fat of high-melting-point long chain fatty acids etc., thus
Obtain refined rapeseed oil.
Preferably, the control of sonic oscillation frequency is in 100~200kHZ in the step 2).
Temperature control is fried at 75 DEG C or less preferably, steaming in the step 4).
The present invention steams stir-fry temperature and is strict controlled in 75 DEG C hereinafter, preventing temperature is excessively high from will cause protein denaturation.
Preferably, the additive amount of sodium chloride is 0.2~0.3wt% of crude oil in the step 7).
Preferably, adsorbent includes active carbon and modified active carclazyte in the step 10), activated carbon addition is hair
0.15~0.2wt% of oil, modified active carclazyte additive amount are 2~3wt% of crude oil.
Preferably, the preparation method of the modified active carclazyte is stirred the following steps are included: atlapulgite is added in water
It mixes to form suspension, the additive amount of atlapulgite is 20~30wt% of water, and calcium hydroxide is added into suspension, adjusts and suspends
Liquid pH is 8~10, and 3~6h is stirred at 65~70 DEG C, dries 4~8h after filtering at 120~130 DEG C, obtains load hydrogen-oxygen
Change calcium atlapulgite, it is spare after cooling；Carboxymethyl cellulose is added to the water and is configured to concentration as 2~5wt% carboxymethyl cellulose
Then loaded calcium hydroxide activity carclazyte, the quality of loaded calcium hydroxide activity carclazyte and carboxymethyl cellulose is added in plain solution
Than 1:0.3~0.6,3~6h of sonic oscillation, is dried to obtain modified active in a vacuum drying oven at 45~50 DEG C after filtering
Carclazyte.
The present invention can be diffused into the acid activated centre table inside atlapulgite first with calcium hydroxide in aqueous solution
Face, to be adsorbed by acid activated centre, carboxymethyl cellulose is diffused into carclazyte hole configurations after being dissolved in water, carboxymethyl cellulose
The carboxyl of element can be with Ca2+Coordination is formed, thus by carboxymethyl cellulose fixation and carclazyte hole configurations, due to carboxymethyl fibre
There are intermolecular forces with pigment molecular for dimension element, and carboxymethyl cellulose applies graviational interaction to pigment molecular, to make pigment
Molecule is adsorbed by atlapulgite faster, and in addition carboxymethyl cellulose has certain viscosity, pigment point after contacting with pigment molecular
Son is not easy the phenomenon that desorbing, to improve the adsorbance of pigment.Another aspect, the alkali in atlapulgite acidity activated centre
Property calcium hydroxide can play further neutralization to fatty acid remaining in crude oil, thoroughly remove the fat in crude oil
Acid improves edible oil quality.
Preferably, the mass ratio of the calcium hydroxide and atlapulgite is 1:3~5.
Therefore, the invention has the following beneficial effects: (1) to use cold pressing, retains the original perfume and protection dish of rapeseed oil
Nutriment in seed oil is not changed by broken；(2) there is preferable adsorption bleaching effect in decolorization, greatly improve edible oil product
Matter.
Specific embodiment
Below by specific embodiment, technical scheme is described further.
In the present invention, if not refering in particular to, used raw material and equipment etc. are commercially available or commonly used in the art,
Method in embodiment is unless otherwise instructed the conventional method of this field.
Embodiment 1
The preparation method of modified active carclazyte forms suspension the following steps are included: atlapulgite is added to stirring in water, activity
The additive amount of carclazyte is the 25wt% of water, adds calcium hydroxide into suspension, and the mass ratio of calcium hydroxide and atlapulgite is
1:4, adjusting pH of suspension is 9, and 5h is stirred at 67 DEG C, dries 6h after filtering at 125 DEG C, obtains loaded calcium hydroxide activity
Carclazyte, it is spare after cooling；Carboxymethyl cellulose is added to the water and is configured to concentration for 3.5wt% cmc soln, so
After be added loaded calcium hydroxide activity carclazyte, the mass ratio 1:0.45 of loaded calcium hydroxide activity carclazyte and carboxymethyl cellulose,
The sonic oscillation 5h at 48 DEG C, is dried to obtain modified active carclazyte in a vacuum drying oven after filtering.
The preparation method of former fragrant vegetable seed oil, comprising the following steps:
1) it stores: choosing mature vegetable seed and be exposed to the sun under sunlight, control the moisture content of vegetable seed in 8wt%, deposit Storage in cold bank；
2) it clears up: taking refrigeration vegetable seed successively to be screened, selection by winnowing, magnetic separation removing impurity, control percentage of impurity in 0.1wt%, then
It is dipped in progress sonic oscillation 25min in water, sonic oscillation frequency controls in 150kHZ, then dried, control the water of vegetable seed
Dividing content is 9wt%；
3) it rolls embryo: the vegetable seed after drying being subjected to height extruding and forms vegetable seed piece, makes vegetable seed cell-wall breaking ratio 80%；
4) it steams and fries: the vegetable seed piece after embryo will be rolled steam frying and obtain cooked flake, steam and fry temperature control at 70 DEG C, steam and fry the time and be
27min；
5) it squeezes: cooked flake being squeezed to obtain crude oil, it is first in 42 DEG C of squeezing 2.5min, then 4min is squeezed at 55 DEG C；
6) it filters: crude oil being filtered and isolates insoluble impurities, control crude oil slag-containing rate in 0.2wt%；
7) aquation: 2.5 times of water of phosphatide weight are added into crude oil, sodium chloride, chlorine is then added for the content of phosphatide in detection crude oil
The additive amount for changing sodium is the 0.25wt% of crude oil, controls hydration temperature at 53 DEG C, stirs 15min；
8) alkali refining: sodium hydroxide is added into the cooling crude oil after aquation and quickly stirs 25min, the initial concentration of sodium hydroxide
For 8 ° of B é, stirring rate 55r/min then heats to 45 DEG C, mixes slowly 45min with 25r/min rate；
9) it washes: the crude oil after alkali refining is poured into water washing pan, be warming up to 76 DEG C, 0.2 times of crude oil weight of hot water, hot water is added
Temperature is 81 DEG C, stirs 15min, is then allowed to stand 1.2h, opens the bottom of a pan valve and discharges water, is repeated 4 times；
10) decolourize: using adsorbent to crude oil carry out adsorption bleaching, adsorbent be active carbon and modified active carclazyte mixture,
Activated carbon addition is the 0.2wt% of crude oil, and modified active carclazyte additive amount is the 2.5wt% of crude oil；
11) it is deodorized: heating deodorization, distillation time 3.2h is carried out to the crude oil after decoloration；
12) degreasing: the crude oil after deodorization is cooled to 5 DEG C, 25h is crystallized, obtains former fragrant vegetable seed oil.
Embodiment 2
The preparation method of modified active carclazyte forms suspension the following steps are included: atlapulgite is added to stirring in water, activity
The additive amount of carclazyte is the 22wt% of water, adds calcium hydroxide into suspension, and the mass ratio of calcium hydroxide and atlapulgite is
1:3, adjusting pH of suspension is 8.5, and 3.5h is stirred at 66 DEG C, dries 5h after filtering at 122 DEG C, obtains loaded calcium hydroxide
Atlapulgite, it is spare after cooling；Carboxymethyl cellulose is added to the water be configured to concentration be 2.5wt% carboxymethyl cellulose it is molten
Then loaded calcium hydroxide activity carclazyte is added, the mass ratio 1 of loaded calcium hydroxide activity carclazyte and carboxymethyl cellulose in liquid:
0.4, the sonic oscillation 3.5h at 46 DEG C are dried to obtain modified active carclazyte in a vacuum drying oven after filtering.
The preparation method of former fragrant vegetable seed oil, comprising the following steps:
1) it stores: choosing mature vegetable seed and be exposed to the sun under sunlight, control the moisture content of vegetable seed in 8wt%, deposit Storage in cold bank；
2) it clears up: taking refrigeration vegetable seed successively to be screened, selection by winnowing, magnetic separation removing impurity, control percentage of impurity in 0.15wt%, then
It is dipped in progress sonic oscillation 22min in water, sonic oscillation frequency controls in 110kHZ, then dried, control the water of vegetable seed
Dividing content is 8.5wt%；
3) it rolls embryo: the vegetable seed after drying being subjected to height extruding and forms vegetable seed piece, makes vegetable seed cell-wall breaking ratio 75%；
4) it steams and fries: the vegetable seed piece after embryo will be rolled steam frying and obtain cooked flake, steam and fry temperature control at 65 DEG C, steam and fry the time and be
26min；
5) it squeezes: cooked flake being squeezed to obtain crude oil, it is first in 40 DEG C of squeezing 2min, then 3min is squeezed at 50 DEG C；
6) it filters: crude oil being filtered and isolates insoluble impurities, control crude oil slag-containing rate in 0.1wt%；
7) aquation: 2 times of water of phosphatide weight are added into crude oil, sodium chloride, chlorination is then added for the content of phosphatide in detection crude oil
The additive amount of sodium is the 0.2wt% of crude oil, controls hydration temperature at 51 DEG C, stirs 12min；
8) alkali refining: sodium hydroxide is added into the cooling crude oil after aquation and quickly stirs 22min, the initial concentration of sodium hydroxide
For 7 ° of B é, stirring rate 50r/min then heats to 42 DEG C, mixes slowly 42min with 20r/min rate；
9) it washes: the crude oil after alkali refining is poured into water washing pan, be warming up to 76 DEG C, 0.15 times of crude oil weight of hot water, heat is added
Coolant-temperature gage is 80.5 DEG C, stirs 12min, is then allowed to stand 1.2h, opens the bottom of a pan valve and discharges water, is repeated 3 times；
10) decolourize: using adsorbent to crude oil carry out adsorption bleaching, adsorbent be active carbon and modified active carclazyte mixture,
Activated carbon addition is the 0.16wt% of crude oil, and modified active carclazyte additive amount is the 2.2wt% of crude oil；
11) it is deodorized: heating deodorization, distillation time 3.2h is carried out to the crude oil after decoloration；
12) degreasing: the crude oil after deodorization is cooled to 4.5 DEG C, crystallization for 24 hours, obtains former fragrant vegetable seed oil.
Embodiment 3
The preparation method of modified active carclazyte forms suspension the following steps are included: atlapulgite is added to stirring in water, activity
The additive amount of carclazyte is the 28wt% of water, adds calcium hydroxide into suspension, and the mass ratio of calcium hydroxide and atlapulgite is
1:5, adjusting pH of suspension is 9.5, and 5.5h is stirred at 68 DEG C, dries 7h after filtering at 128 DEG C, obtains loaded calcium hydroxide
Atlapulgite, it is spare after cooling；Carboxymethyl cellulose is added to the water be configured to concentration be 4.5wt% carboxymethyl cellulose it is molten
Then loaded calcium hydroxide activity carclazyte is added, the mass ratio 1 of loaded calcium hydroxide activity carclazyte and carboxymethyl cellulose in liquid:
0.5, the sonic oscillation 5h at 48 DEG C are dried to obtain modified active carclazyte in a vacuum drying oven after filtering.
The preparation method of former fragrant vegetable seed oil, comprising the following steps:
1) it stores: choosing mature vegetable seed and be exposed to the sun under sunlight, control the moisture content of vegetable seed in 6wt%, deposit Storage in cold bank；
2) it clears up: taking refrigeration vegetable seed successively to be screened, selection by winnowing, magnetic separation removing impurity, control percentage of impurity in 0.05wt%, then
It is dipped in progress sonic oscillation 28min in water, sonic oscillation frequency controls in 180kHZ, then dried, control the water of vegetable seed
Dividing content is 9.5wt%；
3) it rolls embryo: the vegetable seed after drying being subjected to height extruding and forms vegetable seed piece, makes vegetable seed cell-wall breaking ratio 80%；
4) it steams and fries: the vegetable seed piece after embryo will be rolled steam frying and obtain cooked flake, steam and fry temperature control at 72 DEG C, steam and fry the time and be
28min；
5) it squeezes: cooked flake being squeezed to obtain crude oil, it is first in 45 DEG C of squeezing 3min, then 5min is squeezed at 60 DEG C；
6) it filters: crude oil being filtered and isolates insoluble impurities, control crude oil slag-containing rate in 0.1wt%；
7) aquation: 3 times of water of phosphatide weight are added into crude oil, sodium chloride, chlorination is then added for the content of phosphatide in detection crude oil
The additive amount of sodium is the 0.25wt% of crude oil, controls hydration temperature at 54 DEG C, stirs 18min；
8) alkali refining: sodium hydroxide is added into the cooling crude oil after aquation and quickly stirs 28min, the initial concentration of sodium hydroxide
For 9 ° of B é, stirring rate 65r/min then heats to 48 DEG C, mixes slowly 47min with 30r/min rate；
9) it washes: the crude oil after alkali refining is poured into water washing pan, be warming up to 77 DEG C, 0.25 times of crude oil weight of hot water, heat is added
Coolant-temperature gage is 81.5 DEG C, stirs 18min, is then allowed to stand 1.4h, opens the bottom of a pan valve and discharges water, is repeated 4 times；
10) decolourize: using adsorbent to crude oil carry out adsorption bleaching, adsorbent be active carbon and modified active carclazyte mixture,
Activated carbon addition is the 0.18wt% of crude oil, and modified active carclazyte additive amount is the 2.7wt% of crude oil；
11) it is deodorized: heating deodorization, distillation time 3.5h is carried out to the crude oil after decoloration；
12) degreasing: the crude oil after deodorization is cooled to 5.5 DEG C, 25h is crystallized, obtains former fragrant vegetable seed oil.
Embodiment 4
The preparation method of modified active carclazyte forms suspension the following steps are included: atlapulgite is added to stirring in water, activity
The additive amount of carclazyte is the 30wt% of water, adds calcium hydroxide into suspension, and the mass ratio of calcium hydroxide and atlapulgite is
1:5, adjusting pH of suspension is 10, and 6h is stirred at 70 DEG C, dries 8h after filtering at 130 DEG C, and it is living to obtain loaded calcium hydroxide
Property carclazyte, it is spare after cooling；Carboxymethyl cellulose is added to the water and is configured to concentration for 5wt% cmc soln, so
After be added loaded calcium hydroxide activity carclazyte, the mass ratio 1:0.6 of loaded calcium hydroxide activity carclazyte and carboxymethyl cellulose,
Sonic oscillation 6h at 50 DEG C, is dried to obtain modified active carclazyte in a vacuum drying oven after filtering.
The preparation method of former fragrant vegetable seed oil, comprising the following steps:
1) it stores: choosing mature vegetable seed and be exposed to the sun under sunlight, control the moisture content of vegetable seed in 10wt%, deposit Storage in cold bank；
2) it clears up: taking refrigeration vegetable seed successively to be screened, selection by winnowing, magnetic separation removing impurity, control percentage of impurity in 0.2wt%, then
It is dipped in progress sonic oscillation 30min in water, sonic oscillation frequency controls in 200kHZ, then dried, control the water of vegetable seed
Dividing content is 10wt%；
3) it rolls embryo: the vegetable seed after drying being subjected to height extruding and forms vegetable seed piece, makes vegetable seed cell-wall breaking ratio 70%；
4) it steams and fries: the vegetable seed piece after embryo will be rolled steam frying and obtain cooked flake, steam and fry temperature control at 75 DEG C, steam and fry the time and be
30min；
5) it squeezes: cooked flake being squeezed to obtain crude oil, it is first in 40 DEG C of squeezing 2min, then 3min is squeezed at 50 DEG C；
6) it filters: crude oil being filtered and isolates insoluble impurities, control crude oil slag-containing rate in 0.3wt%；
7) aquation: 3 times of water of phosphatide weight are added into crude oil, sodium chloride, chlorination is then added for the content of phosphatide in detection crude oil
The additive amount of sodium is the 0.3wt% of crude oil, controls hydration temperature at 55 DEG C, stirs 20min；
8) alkali refining: sodium hydroxide is added into the cooling crude oil after aquation and quickly stirs 30min, the initial concentration of sodium hydroxide
For 10 ° of B é, stirring rate 65r/min then heats to 50 DEG C, mixes slowly 50min with 30r/min rate；
9) it washes: the crude oil after alkali refining is poured into water washing pan, be warming up to 77 DEG C, 0.3 times of crude oil weight of hot water, hot water is added
Temperature is 82 DEG C, stirs 20min, is then allowed to stand 1.5h, opens the bottom of a pan valve and discharges water, is repeated 4 times；
10) decolourize: using adsorbent to crude oil carry out adsorption bleaching, adsorbent be active carbon and modified active carclazyte mixture,
Activated carbon addition is the 0.2wt% of crude oil, and modified active carclazyte additive amount is the 3wt% of crude oil；
11) it is deodorized: heating deodorization, distillation time 3.5h is carried out to the crude oil after decoloration；
12) degreasing: the crude oil after deodorization is cooled to 6 DEG C, 26h is crystallized, obtains former fragrant vegetable seed oil.
Embodiment 5
The preparation method of modified active carclazyte forms suspension the following steps are included: atlapulgite is added to stirring in water, activity
The additive amount of carclazyte is the 20wt% of water, adds calcium hydroxide into suspension, and the mass ratio of calcium hydroxide and atlapulgite is
1:3, adjusting pH of suspension is 8, and 3h is stirred at 65 DEG C, dries 4h after filtering at 120 DEG C, obtains loaded calcium hydroxide activity
Carclazyte, it is spare after cooling；Carboxymethyl cellulose is added to the water and is configured to concentration for 2wt% cmc soln, then
Loaded calcium hydroxide activity carclazyte, the mass ratio 1:0.3 of loaded calcium hydroxide activity carclazyte and carboxymethyl cellulose, 45 is added
Sonic oscillation 3h at DEG C is dried to obtain modified active carclazyte in a vacuum drying oven after filtering.
The preparation method of former fragrant vegetable seed oil, comprising the following steps:
1) it stores: choosing mature vegetable seed and be exposed to the sun under sunlight, control the moisture content of vegetable seed in 10wt%, deposit Storage in cold bank；
2) it clears up: taking refrigeration vegetable seed successively to be screened, selection by winnowing, magnetic separation removing impurity, control percentage of impurity in 0.2wt%, then
It is dipped in progress sonic oscillation 20min in water, sonic oscillation frequency controls in 100kHZ, then dried, control the water of vegetable seed
Dividing content is 8wt%；
3) it rolls embryo: the vegetable seed after drying being subjected to height extruding and forms vegetable seed piece, makes vegetable seed cell-wall breaking ratio 70%；
4) it steams and fries: the vegetable seed piece after embryo will be rolled steam frying and obtain cooked flake, steam and fry temperature control at 75 DEG C, steam and fry the time and be
25min；
5) it squeezes: cooked flake being squeezed to obtain crude oil, it is first in 45 DEG C of squeezing 3min, then 5min is squeezed at 60 DEG C；
6) it filters: crude oil being filtered and isolates insoluble impurities, control crude oil slag-containing rate in 0.3wt%；
7) aquation: 2 times of water of phosphatide weight are added into crude oil, sodium chloride, chlorination is then added for the content of phosphatide in detection crude oil
The additive amount of sodium is the 0.2wt% of crude oil, controls hydration temperature at 50 DEG C, stirs 10min；
8) alkali refining: sodium hydroxide is added into the cooling crude oil after aquation and quickly stirs 20min, the initial concentration of sodium hydroxide
For 6 ° of B é, stirring rate 50r/min then heats to 40 DEG C, mixes slowly 40min with 20r/min rate；
9) it washes: the crude oil after alkali refining is poured into water washing pan, be warming up to 75 DEG C, 0.1 times of crude oil weight of hot water, hot water is added
Temperature is 80 DEG C, stirs 10min, is then allowed to stand 1h, opens the bottom of a pan valve and discharges water, is repeated 3 times；
10) decolourize: using adsorbent to crude oil carry out adsorption bleaching, adsorbent be active carbon and modified active carclazyte mixture,
Activated carbon addition is the 0.15wt% of crude oil, and modified active carclazyte additive amount is the 2wt% of crude oil；
11) it is deodorized: heating deodorization, distillation time 3h is carried out to the crude oil after decoloration；
12) degreasing: the crude oil after deodorization is cooled to 4 DEG C, crystallization for 24 hours, obtains former fragrant vegetable seed oil.
It will test the standard of the compound GB11762 rapeseed of rapeseed oil of the present invention, the advanced vegetable seed cooking oil of ZBX14011.
The above described is only a preferred embodiment of the present invention, be not intended to limit the present invention in any form, though
So the present invention has been disclosed as a preferred embodiment, and however, it is not intended to limit the invention, any technology people for being familiar with this profession
Member, without departing from the scope of the present invention, when the technology contents using the disclosure above make a little change or modification
It is right according to the technical essence of the invention for the equivalent embodiment of equivalent variations, but without departing from the technical solutions of the present invention
Any simple modification, equivalent change and modification made by above embodiments, all of which are still within the scope of the technical scheme of the invention.
Claims (7)
1. a kind of preparation method of original fragrant vegetable seed oil, which comprises the following steps:
1) it stores: choosing mature vegetable seed and be exposed to the sun under sunlight, control the moisture content of vegetable seed in 10wt% hereinafter, depositing freezer storage
Hiding；
2) it clears up: taking refrigeration vegetable seed successively to be screened, selection by winnowing, magnetic separation removing impurity, control percentage of impurity in 0.2wt% hereinafter, so
After be dipped in water progress 20 ~ 30min of sonic oscillation, then dried, the moisture content for controlling vegetable seed is 8 ~ 10wt%；
3) it rolls embryo: the vegetable seed after drying being subjected to height extruding and forms vegetable seed piece, makes vegetable seed cell-wall breaking ratio 70% or more；
4) it steams and fries: the vegetable seed piece after embryo will be rolled steam frying and obtain cooked flake, steam that fry the time be 25 ~ 30min；
5) it squeezes: cooked flake is squeezed to obtain crude oil, first in 40 ~ 45 DEG C of 2 ~ 3min of squeezing, then squeeze 3 at 50 ~ 60 DEG C ~
5min；
6) it filters: crude oil being filtered and isolates insoluble impurities, control crude oil slag-containing rate in 0.3wt% or less；
7) aquation: 2 ~ 3 times of water of phosphatide weight are added into crude oil, sodium chloride is then added, control for the content of phosphatide in detection crude oil
Hydration temperature processed stirs 10 ~ 20min at 50 ~ 55 DEG C；
8) alkali refining: into the cooling crude oil after aquation be added sodium hydroxide and quickly stirring 20 ~ 30min, sodium hydroxide it is initial
Concentration is 6 ~ 10 ° of B é, and stirring rate is 50 ~ 65r/min, then heats to 40 ~ 50 DEG C, is mixed slowly with 20 ~ 30r/min rate
40~50min；
9) it washes: the crude oil after alkali refining is poured into water washing pan, be warming up to 75 ~ 77 DEG C, 0.1 ~ 0.3 times of crude oil weight of heat is added
Water, hot water temperature are 80 ~ 82 DEG C, stir 10 ~ 20min, are then allowed to stand 1 ~ 1.5h, open the bottom of a pan valve and discharge water, repeat 3 ~ 4 times；
10) it decolourizes: adsorption bleaching being carried out to crude oil using adsorbent；
11) it is deodorized: heating deodorization being carried out to the crude oil after decoloration, distillation time is 3 ~ 3.5h；
12) degreasing: the crude oil after deodorization is cooled to 4 ~ 6 DEG C, 24 ~ 26h is crystallized, obtains former fragrant vegetable seed oil.
2. a kind of preparation method of former fragrant vegetable seed oil according to claim 1, which is characterized in that ultrasonic in the step 2
Frequency of oscillation is controlled in 100 ~ 200kHZ.
3. a kind of preparation method of former fragrant vegetable seed oil according to claim 1, which is characterized in that steam and fry in the step 4)
Temperature is controlled at 75 DEG C or less.
4. a kind of preparation method of former fragrant vegetable seed oil according to claim 1, which is characterized in that chlorination in the step 7)
The additive amount of sodium is 0.2 ~ 0.3wt% of crude oil.
5. a kind of preparation method of former fragrant vegetable seed oil according to claim 1, which is characterized in that inhaled in the step 10)
Attached dose includes active carbon and modified active carclazyte, and activated carbon addition is 0.15 ~ 0.2wt% of crude oil, the addition of modified active carclazyte
Amount is 2 ~ 3wt% of crude oil.
6. a kind of preparation method of former fragrant vegetable seed oil according to claim 5, which is characterized in that the modified active carclazyte
Preparation method form suspension the following steps are included: atlapulgite is added in water stirring, the additive amount of atlapulgite is water
20 ~ 30wt%, add calcium hydroxide into suspension, adjusting pH of suspension is 8 ~ 10, and 3 ~ 6h, filtering are stirred at 65 ~ 70 DEG C
Dry 4 ~ 8h at 120 ~ 130 DEG C afterwards, obtains loaded calcium hydroxide activity carclazyte, spare after cooling；By carboxymethyl cellulose plus
Entering to be configured to concentration in water is 2 ~ 5wt% cmc soln, and loaded calcium hydroxide activity carclazyte, load hydrogen is then added
Mass ratio 1:0.3 ~ 0.6 of calcium oxide atlapulgite and carboxymethyl cellulose, 3 ~ 6h of sonic oscillation at 45 ~ 50 DEG C, after filtering
It is dried to obtain modified active carclazyte in a vacuum drying oven.
7. a kind of preparation method of former fragrant vegetable seed oil according to claim 6, which is characterized in that the calcium hydroxide and work
Property carclazyte mass ratio be 1:3 ~ 5.
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN109852472A (en) * | 2019-03-07 | 2019-06-07 | 四川德阳市年丰食品有限公司 | A kind of squeezing refining technique for manufacturing of rapeseed oil |
| 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 |
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