CN103666750B - A kind of method of refining of peony seed oil - Google Patents

Abstract

The invention relates to a kind of method of refining of peony seed oil, peony seed oil obtains the peony seed oil of light yellow transparent liquid after hydration degum, alkali-refining deacidification, activated carbon adsorption decolouring and the refining of reduced steam deodorization, this peony seed oil self has preservative property, belongs to pure green natural peony seed oil; This refinery practice is simple, and cost is low, and industrialization is easy to realize, and has carried out fully utilizing well to the byproduct of seed oil alkali refining, through being processed into tree peony soap, achieves the uncontamination of technique and green operating process.

Description

A kind of method of refining of peony seed oil

Technical field

The present invention relates to and oil and fat preparation is carried out to grease-contained material, particularly relate to a kind of method of refining of peony seed oil, and utilize the waste material in its refining process to produce the technique of tree peony hand soaps.

Background technology

Tree peony belongs to Ranunculaceae Paeonia, machaka, is distributed widely in Henan, Shandong, Anhui, Shaanxi, Sichuan, zhejiang and other places, and especially with Luoyang, the plantation of two places, Heze at most, data shows, and the cultivated area of China tree peony has reached 300,000 mu.For a long time, various places are planted the tree peony planted and are mainly sold with nursery to view and admire, and tree peony tradition pharmaceutical use and other potential application prospect, facilitate the development and utilization of tree peony deep processed product.

Mixing peony seed oil in, premenstruum its chemical composition of Gc-ms, prove to be rich in unsaturated fatty acids nutritive ingredient in seed oil, its content is about 87.60%, and wherein the content of oleic acid is about 20%, and linolic acid is about 55%, and linolenic acid is about 12%.As everyone knows, linoleic acid plus linolenic acid (the topmost part of polyunsaturated fatty acid) is two kinds of essential fatty acid compositions, and oleic acid (the topmost part of monounsaturated fatty acids) is the main functional component of prevention coronary heart disease; Linolic acid has suppression cholesterol biosynthesis, regulates the function of blood pressure; Linolenic acid there is reducing blood-fat, decreasing cholesterol and promotion metabolism of fat, liver cell regeneration and strengthen immunity, antianaphylaxis, the effect such as delay senility.At present abroad using linolenic acid and derivative thereof as medicine or food fortifier, be used for prevention and therapy cardiovascular disorder.And linolenic acid content is not high in common edible oil, if Oleum Gossypii semen linolenic acid content is 2% ~ 3%, soybean oil is 6%, and rape seed oil is 0.3% ~ 1.3%, linolenic content <10% in sweet oil.Obviously, there is the linolenic acid (about 12%) of high level in peony seed oil, unique nutritive value should be had.Therefore, the production technique of research peony seed oil through deep processing development to peony seed oil, makes it have the new resources product of bright characteristics, becomes functional food and healthcare products are introduced to the market significant.

Chinese invention patent CN200910310142.7 discloses a kind of preparation method of peony seed oil, its step be by shine the selected peony seeds of dry doubling through peeling off, screening, sort, roasting, squeezing, filtration, alkali refining aquation, decolouring, filtration, deodorization obtain finished product peony seed oil, wherein the refining process being filtered the clear crude oil obtained by coarse wool oil is specially: import alkali refining tank alkali refining aquation by filtering the clear crude oil obtained, heat when clear crude oil reaches 60 ~ 70 DEG C and add NaOH solution, the water adding 60 ~ 80 DEG C again comes unstuck, stir while adding water, redeposition 4 ~ 8h; Crude oil alkali refining aquation crossed imports bleacher, adds and accounts for the activated decoloration that crude oil weighs 4% ~ 7%, controlled by bleaching temperature at 90 ~ 110 DEG C, stirs 20 ~ 50min while dropping into atlapulgite; Crude oil after decolouring is pumped into filtering machine filter 23 0 ~ 50min, and filter operating pressure is 0.2 ~ 0.4MPa; Crude oil after filtering, by vacuumizing deodorization, is imported deodorizing tank, is warming up to 120 ~ 170 DEG C by the crude oil after filtration, and distillation 3 ~ 6h, vacuumize 3 ~ 4h, vacuum tightness is 0.04 ~ 0.08MPa.Vacuumize rear valve-off, open coolant valve, be cooled to 40 ~ 70 DEG C, obtain refining peony seed oil.The method is without the need for machine solvent, and preparation method is easy, and oil yield is up to 26 ~ 27%, and gained unsaturated fatty acids is up to 90%.

There is following problem in this Chinese invention patent CN200910310142.7:

1, this invention is the peony seeds squeezing oil expression method shelled.Show according to our research, containing antimicrobial component in peony seeds skin, the quality of guarantee pressed oil, not because of the impact of air microbe or other oxide compound, and produces and becomes sour.How to guarantee that peony seed oil is except effect of the natural composition contained, does not add other any functional component, ensure seed oil quality and stability, be one of gordian technique of peony seed oil production technique simultaneously.

2, in peony seed oil preparation method, it is add to account for the activated decoloration that crude oil weighs 4% ~ 7% that decolouring adopted more.The high-quality atlapulgite of the departments such as the current domestic grease-decolor of one side is still needed from external import, and cost is high; The shortcoming of production technique also has the process of acid waste water on the other hand, and current lime consumption is too large.Activated oil absorbency is large in addition.If activated decoloration usage quantity is the 2%-5% that oil is heavy.Use carclazyte to decolour to grease, inevitably want entrained oil, entrainment is generally the 20%-50% of atlapulgite amount, thus adds refining consumption and cost.Therefore, domestic grease-decolor department wishes the atlapulgite that oil absorbency is little.

3, in peony seed oil refining process, the waste oil residue produced in alkali-refining deacidification process is not utilized, but is directly discharged in environment, causes the waste of resource.

4, that alkali-refining deacidification and hydration degum carry out simultaneously in this invention, and after the process of series of physical method in the clear crude oil of gained except free fatty acids impurity, also containing some peptized impurities, oxy-compound and pigment etc., important impact is had on alkali refining effect, (the phosphatide had in these impurity, protein) increase refining consumption with the form affecting colloidal ion membrane structure, have (as monoglyceride, triglyceride) impel the lasting emulsification of alkali with its surfactivity, especially for the thick oil that composition is poor, the method can expose the shortcoming of alkali-refining deacidification weak effect especially, thus finally affect the quality of peony seed oil.

Summary of the invention

The object of the invention is to the defect solving prior art existence, and the method for refining of the peony seed oil providing a kind of production cost low, pollution-free, green, gained peony seed oil self has anticorrosion and germ resistance, and color and luster cadmium yellow, pure taste.

The object of the invention to solve the technical problems realizes by the following technical solutions.The method of refining of a kind of peony seed oil proposed according to the present invention, wherein, first carry out squeezing oil expression by mechanical expression method to belt leather peony seeds, obtained peony seeds crude oil, then carries out refining to this peony seeds crude oil;

The concrete steps of its refining process are as follows:

(1) hydration degum

Under agitation heat this peony seeds crude oil to 40 ~ 59 DEG C, add the boiling water of 4% of the weight of oil or the water equal with oil temperature, rapid stirring 15 ~ 20min, while be warming up to 60 ~ 80 DEG C, stop stirring, insulation leaves standstill 5-7h, be separated removing lower layer of water and colloid, obtain degummed oil;

(2) alkali-refining deacidification

Under agitation step (1) gained degummed oil is heated to 40 ~ 59 DEG C, add in this degummed oil by suitable speed by the alkali lye of 10% (weight), when there is soap stock particle in this degummed oil, slow down stirring velocity, when this soap stock particle becomes large, stop stirring; Be warming up to 60 ~ 80 DEG C, then insulation leaves standstill 10 ~ 13h; Treat the whole sedimentation of soap stock, isolate upper strata oil reservoir, reclaim lower floor's soap stock; Finally wash this oil reservoir twice with the warm water of 9 ~ 11% of this oil reservoir weight, be separated and remove moisture, obtain depickling oil;

(3) activated carbon adsorption decolouring

Step (2) gained depickling oil is placed in beaker, by granular active carbon decoloring under then reducing pressure.At room temperature being poured into by depickling oil is equipped with in the Büchner funnel of granular carbon, after decompress filter, obtains bleached oil;

(4) deodorization

Step (3) gained bleached oil is loaded in there-necked flask, is placed in heating magnetic stirring apparatus, under the vacuum condition of 0.09MPa, this bleached oil is heated to 120 ~ 140 DEG C, a small amount of water vapor is passed into the bottom of oil, and adjust quantity of steam, make oil carry out stripping, continue to be warming up to 220 ~ 240 DEG C, make oil temperature keep at such a temperature after deodorization 0.5 ~ 1.0h, steam off, stops heating, cooling, by below oil cooling to 70 DEG C, vacuum-drying, releases oil, filter, obtain processed oil.

The method of refining of aforesaid a kind of peony seed oil, the soap stock that wherein step (2) reclaims can be used for preparation tree peony soap, and its soap preparing process comprises the following steps:

(1) saltout

With the Chinese honey locust produced in refining process for matrix, in this matrix, add 3% ~ 4% (weight) NaCl, keep saponification temperature to be 95 ~ 100 DEG C; After saltouing, then add pore forming material 1.0% ~ 2.5%, after continuing heating 5 ~ 10min, stop heated and stirred, leave standstill 3 ~ 5h and take the dish out of the pot, upper strata saponification obtains grained soap, and lower aqueous solution can refine glycerine;

(2) alkali is analysed

Step (1) gained grained soap is added water boil, then adds 5.0% base extraction, stratification, upper strata is soap base, and lower floor is half spent lye;

(3) be in harmonious proportion

Add pure adjusting PH with base after producing soap base to neutral, then add the component of following weight percentage: filler 0.1% ~ 0.3%; Greasiness agent 1.0% ~ 5.0%; Sterilant 0.1% ~ 0.5%; Essence 1.0% ~ 2.5%; Oxidation inhibitor 1.0% ~ 1.5%; Sequestrant 0.1% ~ 0.2%; Pore forming material 1.0% ~ 2.5%; Temperature during blending is between 60 ~ 70 DEG C and stir more than 20min, is incubated and is incubated 4h at 30 ~ 70 DEG C;

(4) cool

The soap base mixed up through step (3) is put into cooling grain cooling 10 ~ 12h;

(5) cut, print

Cooled large stretch of soap is cut into block base, naturally cold put 2 ~ 3 days after, after printing flower pattern template, be tree peony soap finished product.

Aforesaid soap preparing process, wherein said pore forming material is rosin, and described filler is titanium dioxide or zinc oxide, and described greasiness agent is stearic acid, and described oxidation inhibitor is sodium silicate, and described sequestrant is EDTA.

Peony seed oil after hydration degum, alkali-refining deacidification, activated carbon adsorption decolouring and the refining of reduced steam deodorization is light yellow transparent liquid, and unsaturated fatty acid content is 88.77% (referring to table 1 and table 2).Make in the seed oil after refining, the content of unsaturated fatty acids improves 2.91%.

Table 1 squeezes peony seeds crude oil esterification GC/MS and analyzes

Table 2 peony seeds refining oil esterification GC/MS analyzes

In addition, by test, our discovery belt leather peony seeds does raw material oil expression, gained peony seed oil has preservative property, as shown in table 3, is belt leather peony seed oil and the antibacterial tests result of removing the peel peony seed oil, M11/M1-belt leather peony seed oil 25mg/ml, M22/M2-belt leather peony seed oil 10mg/ml; M33-removes the peel peony seed oil 25mg/ml, and M3-removes the peel peony seed oil 10mg/ml; Antibacterial tests negative controls is 70% methyl alcohol, and positive reference substance selects vancomycin; Experimental strain streptococcus aureus reference culture ATCC29213, purchased from Nat'l Pharmaceutical & Biological Products Control Institute.

As can be seen from the result of antibacterial tests 1, when belt leather peony seed oil concentration is 25mg/mL, inhibition zone is about 11mm, and when belt leather peony seed oil concentration is 10mg/mL, inhibition zone is about 8mm; But when peeling peony seed oil concentration is 25mg/mL, can differentiate inhibition zone, namely there is no anti-microbial activity; As can be seen from the result of antibacterial tests 2, when belt leather peony seed oil concentration is 25mg/mL, inhibition zone is about 10mm, and when belt leather peony seed oil concentration is 10mg/mL, inhibition zone is about 6mm; But when peeling peony seed oil concentration is 10mg/mL, without inhibition zone, namely there is no anti-microbial activity.As can be seen here, the antimicrobial component contained is present in peony seeds skin.And find that the peony seed oil of peeling was placed after 3 ~ 4 months to start to occur orange-yellow suspended substance, and smell obvious rancidity; And belt leather peony seed oil is not still any change and peculiar smell after placing 1 year under the same conditions, this also further demonstrate that belt leather peony seed oil is comparatively removed the peel peony seed oil and had obvious anti-microbial activity.

Table 3 antibacterial tests result

Note: vancomycin is positive controls, 70% methyl alcohol is negative control group; M11/M1-belt leather peony seed oil 25mg/ml, M22/M2-belt leather peony seed oil 10mg/ml; M33-removes the peel peony seed oil 25mg/ml, and M3-removes the peel peony seed oil 10mg/ml.

By technique scheme, the method for refining of a kind of peony seed oil of the present invention at least has following advantages and beneficial effect:

1, the present invention's belt leather peony seeds does raw material oil expression, and inherently solve the problem of peony seed oil self-preserving, obtained oil self has preservative property; Any anticorrosion or antioxidant etc. need not be added, therefore belong to pure green natural peony seed oil.

2, the present invention does not adopt activated decoloration, and adopts activated carbon adsorption decoloring method.Gained depickling oil is placed in beaker, by granular active carbon decoloring under then reducing pressure.At room temperature being poured into by depickling oil is equipped with in the Büchner funnel of granular carbon, after decompress filter, obtains bleached oil; The method advantage is: first oil decolorization can at room temperature decompress filter, and fast room-temperature operates, and oil not have the impact of heating; Secondly gac is cheap, or recyclable process use again, and production cost is low; Prior utilize activated carbon decolorizing to make use of gac simultaneously can also the function of deodorization.The invention discloses a kind of purification decolouring of food-grade oil of high decoloration performance granulated active carbon, deodour method, production cost is low, obtained oil colours pool cadmium yellow, pure taste.Operate under decoloration process room temperature, unsaturated fatty acids not easily changes.

3, the byproduct to seed oil alkali refining of the present invention has carried out fully utilizing well, through being processed into tree peony soap, achieves the uncontamination of technique and green operating process.

4, alkali-refining deacidification and hydration degum separate and carry out by the present invention, first hydration degum, then alkali refining comes unstuck, thus avoid the problem in aforementioned comparison's file.

Above-mentioned explanation is only the general introduction of technical solution of the present invention, in order to technique means of the present invention can be better understood, and can be implemented according to the content of specification sheets, and can become apparent to allow above and other object of the present invention, feature and advantage, below especially exemplified by preferred embodiment, be described in detail as follows.

Accompanying drawing explanation

Nothing

Embodiment

For further setting forth the present invention for the technique means reaching predetermined goal of the invention and take and effect, below in conjunction with preferred embodiment, to its embodiment of method of refining of a kind of peony seed oil proposed according to the present invention, manufacture method, step, feature and effect thereof, be described in detail as follows.

Embodiment 1:

Collect Luoyang bulk variety peony seeds 21kg, machinery extracts oil to obtain 3kg.---alkali-refining deacidification---activated carbon adsorption decolouring---unit operations such as vacuum high-temperature steam distillation deodorization obtain refining oil 2.0kg (refining yield 66.7%) to adopt above-mentioned refinery practice, through hydration degum.

Acid byproduct fatty sodium salt 800g after alkali white silk, through oversalting,---operations such as cooling that alkali is analysed---mediation---, finally can produce tree peony soap 600 grams.Concrete operations are:

(1) hydration degum

Under agitation heat this peony seeds crude oil to 40 DEG C, add the boiling water of 4% of the weight of oil or the water equal with oil temperature, rapid stirring 15min, while be warming up to 60 DEG C, stop stirring, insulation leaves standstill 5h, is separated removing lower layer of water and colloid, obtains degummed oil;

(2) alkali-refining deacidification

Under agitation step (1) gained degummed oil is heated to 40 DEG C, add in this degummed oil by suitable speed by the alkali lye of 10% (weight), when there is soap stock particle in this degummed oil, slow down stirring velocity, when this soap stock particle becomes large, stop stirring; Be warming up to 60 DEG C, then insulation leaves standstill 10h; Treat the whole sedimentation of soap stock, isolate upper strata oil reservoir, reclaim lower floor's soap stock; Finally wash this oil reservoir twice with the warm water of 9% of this oil reservoir weight, be separated and remove moisture, obtain depickling oil;

(3) activated carbon adsorption decolouring

Step (2) gained depickling oil is placed in beaker, by granular active carbon decoloring under then reducing pressure.At room temperature being poured into by depickling oil is equipped with in the Büchner funnel of granular carbon, after decompress filter, obtains bleached oil;

(4) deodorization

Step (3) gained bleached oil is loaded in there-necked flask, is placed in heating magnetic stirring apparatus, under the vacuum condition of 0.09MPa, this bleached oil is heated to 120 DEG C, a small amount of water vapor is passed into the bottom of oil, and adjust quantity of steam, make oil carry out stripping, continue to be warming up to 220 DEG C, make oil temperature keep at such a temperature after deodorization 0.5 ~ 1.0h, steam off, stops heating, cooling, by below oil cooling to 70 DEG C, vacuum-drying, releases oil, filter, obtain processed oil.

Reclaim the lower floor's soap stock in abovementioned steps (2), with this lower floor's soap stock for matrix, preparation tree peony soap.Comprise the following steps:

(1) saltout

In this matrix, add 3% (weight) NaCl, keep saponification temperature to be 95 DEG C; After saltouing, then add pore forming material 1.0%, after continuing heating 5min, stop heated and stirred, standing 3h takes the dish out of the pot, and upper strata saponification obtains grained soap, and lower aqueous solution can refine glycerine;

(2) alkali is analysed

Step (1) gained grained soap is added water boil, then adds 5.0% base extraction, stratification, upper strata is soap base, and lower floor is half spent lye;

(3) be in harmonious proportion

Add pure adjusting PH with base after producing soap base to neutral, then add the component of following weight percentage: filler 0.1%; Greasiness agent 1.0%; Sterilant 0.1%; Essence 1.0%; Oxidation inhibitor 1.0%; Sequestrant 0.1%; Pore forming material 1.0%; Temperature during blending is between 60 ~ 70 DEG C and stir more than 20min, is incubated and is incubated 4h at 30 DEG C;

(4) cool

The soap base mixed up through step (3) is put into cooling grain and cool 10h;

(5) cut, print

Cooled large stretch of soap is cut into block base, naturally cold put 2 ~ 3 days after, after printing flower pattern template, be tree peony soap finished product.

Embodiment 2:

Collect Luoyang bulk variety peony seeds 25kg, machinery extracts oil to obtain 3.8kg.---alkali-refining deacidification---activated carbon adsorption decolouring---unit operations such as vacuum high-temperature steam distillation deodorization obtain refining oil 2.5kg (refining yield 66.2%) to adopt above-mentioned refinery practice, through hydration degum.

Acid byproduct fatty sodium salt 1100g after alkali white silk, through oversalting,---operations such as cooling that alkali is analysed---mediation---, finally can produce tree peony soap 903 grams.Concrete operations are:

(1) hydration degum

Under agitation heat this peony seeds crude oil to 50 DEG C, add the boiling water of 4% of the weight of oil or the water equal with oil temperature, rapid stirring 20min, while be warming up to 70 DEG C, stop stirring, insulation leaves standstill 6h, is separated removing lower layer of water and colloid, obtains degummed oil;

(2) alkali-refining deacidification

Under agitation step (1) gained degummed oil is heated to 50 DEG C, add in this degummed oil by suitable speed by the alkali lye of 10% (weight), when there is soap stock particle in this degummed oil, slow down stirring velocity, when this soap stock particle becomes large, stop stirring; Be warming up to 70 DEG C, then insulation leaves standstill 11h; Treat the whole sedimentation of soap stock, isolate upper strata oil reservoir, reclaim lower floor's soap stock; Finally wash this oil reservoir twice with the warm water of 10% of this oil reservoir weight, be separated and remove moisture, obtain depickling oil;

(3) activated carbon adsorption decolouring

Step (2) gained depickling oil is placed in beaker, by granular active carbon decoloring under then reducing pressure.At room temperature being poured into by depickling oil is equipped with in the Büchner funnel of granular carbon, after decompress filter, obtains bleached oil;

(4) deodorization

Step (3) gained bleached oil is loaded in there-necked flask, is placed in heating magnetic stirring apparatus, under the vacuum condition of 0.09MPa, this bleached oil is heated to 130 DEG C, a small amount of water vapor is passed into the bottom of oil, and adjust quantity of steam, make oil carry out stripping, continue to be warming up to 230 DEG C, make oil temperature keep at such a temperature after deodorization 0.5 ~ 1.0h, steam off, stops heating, cooling, by below oil cooling to 70 DEG C, vacuum-drying, releases oil, filter, obtain processed oil.

Reclaim the lower floor's soap stock in abovementioned steps (2), with this lower floor's soap stock for matrix, preparation tree peony soap.Comprise the following steps:

(1) saltout

In this matrix, add 3.5% (weight) NaCl, keep saponification temperature to be 100 DEG C; After saltouing, then add pore forming material 2.0%, after continuing heating 10min, stop heated and stirred, standing 4h takes the dish out of the pot, and upper strata saponification obtains grained soap, and lower aqueous solution can refine glycerine;

(2) alkali is analysed

Step (1) gained grained soap is added water boil, then adds 5.0% base extraction, stratification, upper strata is soap base, and lower floor is half spent lye;

(3) be in harmonious proportion

Add pure adjusting PH with base after producing soap base to neutral, then add the component of following weight percentage: filler 0.2%; Greasiness agent 3.0%; Sterilant 0.3%; Essence 2.0%; Oxidation inhibitor 1.2%; Sequestrant 0.2%; Pore forming material 2.0%; Temperature during blending is at 65 DEG C and stir more than 20min, is incubated and is incubated 4h at 50 DEG C;

(4) cool

The soap base mixed up through step (3) is put into cooling grain and cool 11h;

(5) cut, print

Cooled large stretch of soap is cut into block base, naturally cold put 2 ~ 3 days after, after printing flower pattern template, be tree peony soap finished product.

Embodiment 3:

Collect Luoyang bulk variety peony seeds 20kg, machinery extracts oil to obtain 2.8kg.---alkali-refining deacidification---activated carbon adsorption decolouring---unit operations such as vacuum high-temperature steam distillation deodorization obtain refining oil 1.9kg (refining yield 67.8%) to adopt above-mentioned refinery practice, through hydration degum.

Acid byproduct fatty sodium salt 800g after alkali white silk, through oversalting,---operations such as cooling that alkali is analysed---mediation---, finally can produce tree peony soap 625 grams.Concrete operations are:

(1) hydration degum

Under agitation heat this peony seeds crude oil to 59 DEG C, add the boiling water of 4% of the weight of oil or the water equal with oil temperature, rapid stirring 20min, while be warming up to 80 DEG C, stop stirring, insulation leaves standstill 7h, is separated removing lower layer of water and colloid, obtains degummed oil;

(2) alkali-refining deacidification

Under agitation step (1) gained degummed oil is heated to 59 DEG C, add in this degummed oil by suitable speed by the alkali lye of 10% (weight), when there is soap stock particle in this degummed oil, slow down stirring velocity, when this soap stock particle becomes large, stop stirring; Be warming up to 80 DEG C, then insulation leaves standstill 13h; Treat the whole sedimentation of soap stock, isolate upper strata oil reservoir, reclaim lower floor's soap stock; Finally wash this oil reservoir twice with the warm water of 11% of this oil reservoir weight, be separated and remove moisture, obtain depickling oil;

(3) activated carbon adsorption decolouring

Step (2) gained depickling oil is placed in beaker, by granular active carbon decoloring under then reducing pressure.At room temperature being poured into by depickling oil is equipped with in the Büchner funnel of granular carbon, after decompress filter, obtains bleached oil;

(4) deodorization

Step (3) gained bleached oil is loaded in there-necked flask, is placed in heating magnetic stirring apparatus, under the vacuum condition of 0.09MPa, this bleached oil is heated to 140 DEG C, a small amount of water vapor is passed into the bottom of oil, and adjust quantity of steam, make oil carry out stripping, continue to be warming up to 240 DEG C, make oil temperature keep at such a temperature after deodorization 1.0h, steam off, stops heating, cooling, by below oil cooling to 70 DEG C, vacuum-drying, releases oil, filter, obtain processed oil.

Reclaim the lower floor's soap stock in abovementioned steps (2), with this lower floor's soap stock for matrix, preparation tree peony soap.Comprise the following steps:

(1) saltout

In this matrix, add 4% (weight) NaCl, keep saponification temperature to be 95 ~ 100 DEG C; After saltouing, then add pore forming material 2.5%, after continuing heating 10min, stop heated and stirred, standing 5h takes the dish out of the pot, and upper strata saponification obtains grained soap, and lower aqueous solution can refine glycerine;

(2) alkali is analysed

Step (1) gained grained soap is added water boil, then adds 5.0% base extraction, stratification, upper strata is soap base, and lower floor is half spent lye;

(3) be in harmonious proportion

Add pure adjusting PH with base after producing soap base to neutral, then add the component of following weight percentage: filler 0.3%; Greasiness agent 5.0%; Sterilant 0.5%; Essence 2.5%; Oxidation inhibitor 1.5%; Sequestrant 0.2%; Pore forming material 2.5%; Temperature during blending is at 70 DEG C and stir more than 20min, is incubated and is incubated 4h at 70 DEG C;

(4) cool

The soap base mixed up through step (3) is put into cooling grain and cool 12h;

(5) cut, print

Cooled large stretch of soap is cut into block base, naturally cold put 2 ~ 3 days after, after printing flower pattern template, be tree peony soap finished product.

Pore forming material described in above-described embodiment can select rosin, described filler can select titanium dioxide or zinc oxide, described greasiness agent can select stearic acid, described oxidation inhibitor can select sodium silicate, described sequestrant can select EDTA, but be not limited thereto, can substitute by other material well-known to those skilled in the art.

The above, it is only preferred embodiment of the present invention, not any pro forma restriction is done to the present invention, although the present invention discloses as above with preferred embodiment, but and be not used to limit the present invention, any those skilled in the art, do not departing within the scope of technical solution of the present invention, make a little change when the technology contents of above-mentioned announcement can be utilized or be modified to the Equivalent embodiments of equivalent variations, in every case be do not depart from technical solution of the present invention content, according to any simple modification that technical spirit of the present invention is done above embodiment, equivalent variations and modification, all still belong in the scope of technical solution of the present invention.

Claims (1)

1. a method of refining for peony seed oil, it is characterized in that carrying out squeezing oil expression by mechanical expression method to belt leather peony seeds, obtained peony seeds crude oil, then carries out refining to this peony seeds crude oil;

The step of its refining process is as follows:

(1) hydration degum

Under agitation heat this peony seeds crude oil to 40 ~ 59 DEG C, add the boiling water of 4% of the weight of oil or the water equal with oil temperature, rapid stirring 15 ~ 20min, while be warming up to 60 ~ 80 DEG C, stop stirring, insulation leaves standstill 5 ~ 7h, be separated removing lower layer of water and colloid, obtain degummed oil;

(2) alkali-refining deacidification

Under agitation step (1) gained degummed oil is heated to 40 ~ 59 DEG C, add in this degummed oil with the alkali lye that weight percentage is 10% by suitable speed, when there is soap stock particle in this degummed oil, slow down stirring velocity, when this soap stock particle becomes large, stop stirring; Be warming up to 60 ~ 80 DEG C, then insulation leaves standstill 10 ~ 13h; Treat the whole sedimentation of soap stock, isolate upper strata oil reservoir, reclaim lower floor's soap stock; Finally wash this oil reservoir twice with the warm water of 9 ~ 11% of this oil reservoir weight, be separated and remove moisture, obtain depickling oil;

(3) activated carbon adsorption decolouring

Step (2) gained depickling oil is placed in beaker, by granular active carbon decoloring under then reducing pressure; At room temperature being poured into by depickling oil is equipped with in the Büchner funnel of granular carbon, after decompress filter, obtains bleached oil;

(4) deodorization

Step (3) gained bleached oil is loaded in there-necked flask, is placed in heating magnetic stirring apparatus, under the vacuum condition of 0.09MPa, this bleached oil is heated to 120 ~ 140 DEG C, a small amount of water vapor is passed into the bottom of oil, and adjust quantity of steam, make oil carry out stripping, continue to be warming up to 220 ~ 240 DEG C, make oil temperature keep at such a temperature after deodorization 0.5 ~ 1.0h, steam off, stops heating, cooling, by below oil cooling to 70 DEG C, vacuum-drying, releases oil, filter, obtain processed oil.