CN108158861B - Preparation method of essence containing peony essential oil - Google Patents
Preparation method of essence containing peony essential oil Download PDFInfo
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- A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
- A61K8/33—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing oxygen
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- A61K8/735—Mucopolysaccharides, e.g. hyaluronic acid; Derivatives thereof
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- A61K2800/00—Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
- A61K2800/80—Process related aspects concerning the preparation of the cosmetic composition or the storage or application thereof
- A61K2800/82—Preparation or application process involves sonication or ultrasonication
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Abstract
The invention discloses a preparation method of essence containing peony essential oil, which comprises the following steps: preparing peony essential oil; mixing glycerol, hyaluronic acid and water, and stirring at 70-80 deg.C to obtain water phase liquid; mixing vitamin E, fructus Citri Tangerinae essential oil, radix Rhodiolae essential oil, grape seed essential oil, and peony essential oil, and stirring at 70-80 deg.C to obtain oil phase liquid; adding the oil phase liquid into the water phase liquid, and homogenizing for 15-20 minutes to obtain the essence containing the peony essential oil. The essence prepared by the method can quickly permeate into the skin of a human body, and has the effects of whitening, resisting wrinkles, preventing aging, fading color spots, enhancing the skin elasticity and the like.
Description
Technical Field
The invention relates to the field of preparation of skin care essence, and particularly relates to a preparation method of essence containing peony essential oil.
Background
With the progress of society, the development of economy and the continuous improvement of the living standard of people, the requirements of people on beauty and skin care cosmetics are higher and higher, and the beauty and skin care cosmetics are developed in the direction of naturalization, nutrition and curative effect. However, most of the various cosmetic products on the market contain harmful chemical substances to human body, such as toxic and harmful substances containing lead, mercury and the like, and these cosmetic products are easy to cause skin allergy and damage to human organs and functions. From the 80 s of the last century, skin experts find that various natural raw materials added into skin care products have good nourishing effect on skin, have no toxic or side effect, and particularly have remarkable effect when effective components are extracted from plants and added into the skin care products.
The essence is also called as repairing stock solution, and has the effects of repairing, resisting aging, resisting wrinkle, whitening, moisturizing, removing freckles and the like. Is suitable for various skin problems caused by aging, improper nursing and the like. The essence is extracted from high-nutrient substances and concentrated, and generally contains more active ingredients, small molecules and strong permeability. The essence has various types, such as moisturizing essence, anti-aging/firming essence, freckle-removing essence, whitening essence and the like. Plant essential oil components are added into a plurality of essence liquids on the market, the peony essential oil is volatile oily liquid extracted and separated from peony, is rich in various amino acids and trace elements, has the effects of resisting sensitivity, improving blood circulation, maintaining beauty and keeping young, promoting cell regeneration, relieving skin aging, regulating skin problems and the like, and is a raw material of cosmetics. However, the essential oil added into the essence at present has many impurities and low purity, and contains a large amount of chemical compounds.
Disclosure of Invention
Based on the technical problems in the background art, the invention provides the preparation method of the essence containing the peony essential oil, and the essence prepared by the method can quickly permeate into the skin of a human body, and has the effects of tendering and whitening, resisting wrinkles, preventing aging, fading color spots, enhancing the skin elasticity and the like.
The invention provides a preparation method of essence containing peony essential oil, which comprises the following steps:
s1, mixing fresh peony petals with water, crushing, performing ultrasonic treatment, and performing centrifugal separation to obtain peony juice;
s2, adding super absorbent resin into the peony flower juice obtained in S1, stirring for 10-20 minutes, and standing for 20-30 minutes to obtain a gel-like peony extract;
s3, performing supercritical carbon dioxide extraction on the gel-like peony extract obtained in the S2 to obtain peony essential oil;
s4, weighing 10-15 parts of glycerol, 8-12 parts of hyaluronic acid, 1-2 parts of vitamin E, 5-8 parts of orange essential oil, 2-4 parts of rhodiola rosea essential oil, 6-9 parts of grape seed essential oil, 20-25 parts of water and 7-10 parts of peony essential oil prepared in S3 for later use;
s5, mixing the glycerol, the hyaluronic acid and the water weighed in the S4, and uniformly stirring at 70-80 ℃ to obtain an aqueous phase liquid;
s6, mixing the vitamin E, the orange essential oil, the rhodiola essential oil, the grape seed essential oil and the peony essential oil weighed in the S4, and stirring uniformly at 70-80 ℃ to obtain an oil phase liquid;
s7, adding the oil phase liquid obtained in the S6 into the water phase liquid obtained in the S5, and homogenizing for 15-20 minutes to obtain the essence containing the peony essential oil.
Preferably, the raw materials of the super absorbent resin in S2 comprise, by weight: 12-15 parts of corn starch, 65-70 parts of acrylic acid, 5-8 parts of corn straw powder, 0.5-0.7 part of potassium persulfate, 0.06-0.08 part of N, N' -methylene bisacrylamide, 85-95 parts of 26-29% sodium hydroxide solution and 15-17 parts of water.
Preferably, in the raw material of the super absorbent resin, the water content of the corn straw powder is 5-8%, and the granularity is 60-80 meshes
Preferably, the preparation method of the super absorbent resin in S2 comprises the following steps:
step one, adding corn starch into water with the temperature of 70-80 ℃, and stirring for 40-50 minutes at constant temperature to obtain gelatinized starch solution A;
adding acrylic acid into a sodium hydroxide solution, stirring for 20-30 minutes, adding corn straw powder, potassium persulfate and N, N' -methylene-bisacrylamide, and uniformly stirring to obtain a mixed solution B;
step three, uniformly mixing the starch solution A obtained in the step one and the mixed solution B obtained in the step two, placing the mixture into a microwave reactor for microwave treatment for 3-5 minutes, wherein the microwave power is 250-300W, and drying and crushing the mixture to obtain the super absorbent resin for preparing the peony essential oil.
Preferably, the drying temperature in the third step is 70-80 ℃ and the drying time is 15-20 hours.
Preferably, the particle size of the super absorbent resin for preparing the peony essential oil obtained after the crushing in the third step is 70-80 meshes.
Preferably, the weight ratio of the fresh peony petals to the water in S1 is 1: 1-1.3.
Preferably, the amount of the super absorbent resin added in S2 is 0.02-0.04 times of the weight of the peony juice.
Preferably, in the S3 super-near carbon dioxide extraction, the extraction pressure is 23-35Mpa, the extraction temperature is 35-45 ℃, the extraction time is 50-90 minutes, and the carbon dioxide flow is 15-18L/h.
Preferably, in the supercritical carbon dioxide extraction of S3, the supercritical carbon dioxide extractor has two separation kettles, the pressure of the first separation kettle is 8-10Mpa, the temperature is 40-45 ℃, the pressure of the second separation kettle is 3-5Mpa, and the temperature is 30-35 ℃.
Preferably, the super-adjacent carbon dioxide extraction in S3 uses cyclohexane as entrainer.
Preferably, the flow rate of the entrainer cyclohexane in the S3 super-adjacent carbon dioxide extraction is 6-8% of the flow rate of the carbon dioxide.
Preferably, the ultrasonic power of the ultrasonic treatment in S1 is 200-300w, the frequency is 28-32Hz, and the ultrasonic time is 15-20 min.
Preferably, the stirring rotation number for homogenization in S7 is 2800-3200 rpm.
The essence prepared by the method contains natural components such as peony essential oil, orange essential oil, rhodiola rosea essential oil, grape seed essential oil and the like, has no stimulation to human skin, can quickly permeate into the human skin by matching with the essence composed of glycerin, hyaluronic acid and the like, and has the effects of whitening, resisting wrinkles, preventing aging, fading color spots, enhancing skin elasticity and the like.
The peony essential oil has the effects of resisting oxidation, delaying skin aging, inhibiting color spots, preventing acne, improving skin condition, and the like; the orange essential oil has the functions of resisting bacteria, expelling toxin, fading color spots, balancing the pH value of the skin, helping the formation of collagen and helping the growth and repair of skin tissues, and the fragrance of the orange essential oil can drive off the nervous mood and pressure, improve the insomnia caused by anxiety, make people have a good mood and restore the vitality; the rhodiola essential oil can clear away heat and toxic materials, regulate qi and activate blood, can resist darkness and uneven skin caused by oxidation by only a small amount of rhodiola essential oil, improves the dry and water-deficient conditions, enhances the elasticity and vitality of skin, and can make the skin tender and white; the grape seed oil has two very important elements, namely linoleic acid and proanthocyanidin, the linoleic acid can resist free radicals, is anti-aging, helps to absorb vitamin C and vitamin E, strengthens the elasticity of a circulatory system, reduces the damage of ultraviolet rays, protects collagen in skin, improves venous swelling and edema, prevents melanin from being precipitated, and the original anthocyanin has the effects of protecting blood vessel elasticity, protecting the skin from the toxic action of the ultraviolet rays, preventing the damage of collagen fibers and elastic fibers, keeping the skin with due elasticity and tension and avoiding the generation of skin sagging and wrinkles.
The peony essential oil used in the method takes fresh peony petals as raw materials, and the fresh peony petals are firstly crushed and subjected to ultrasonic wall breaking, so that essential oil components in the peony flowers are released from cells. The high water absorption resin is used for absorbing peony flower juice and then is subjected to supercritical carbon dioxide extraction, and the high water absorption resin has strong absorptivity and water retention property, and hardly loses water under external pressure. The high water absorption resin has different binding capacities to water molecules and essential oil components, volatile oily components in the high water absorption resin are taken away when carbon dioxide passes through the high water absorption resin absorbing peony flower juice, water and impurities are left in the high water absorption resin to realize oil-water separation, and pure essential oil can be directly recovered from a separation kettle. The super absorbent resin can absorb water repeatedly and be recycled, and the production cost is reduced. When supercritical carbon dioxide extraction is carried out, the cyclohexane is used as an entrainer, so that the extraction efficiency can be improved. The method for extracting the peony essential oil can extract essential oil components in peony to the maximum extent, has high essential oil purity, no impurities, no extractant residue and easy absorption, and is an efficient and rapid method for extracting peony essential oil from peony.
Detailed Description
The technical solution of the present invention will be described in detail below with reference to specific examples.
Example 1
The invention provides a preparation method of essence containing peony essential oil, which comprises the following steps:
s1, mixing fresh peony petals and water in a weight ratio of 1:1.2, crushing the mixture to 20 meshes, carrying out ultrasonic treatment for 17min with ultrasonic power of 240w and frequency of 30Hz, and carrying out centrifugal separation to obtain peony juice;
s2, adding super absorbent resin into the peony flower juice obtained in S1, wherein the addition amount of the super absorbent resin is 0.028 times of the weight of the peony flower juice, stirring for 13 minutes, and standing for 26 minutes to obtain a gel-like peony extract;
s3, performing supercritical carbon dioxide extraction on the gel-like peony extract obtained in the step S2, wherein in the supercritical carbon dioxide extraction, the extraction pressure is 27Mpa, the extraction temperature is 42 ℃, the extraction time is 71 minutes, and the carbon dioxide flow is 16.8L/h; the supercritical carbon dioxide extraction apparatus comprises two separation kettles, wherein the pressure of the first separation kettle is 8.9Mpa, the temperature is 42 ℃, the pressure of the second separation kettle is 3.6Mpa, and the temperature is 33 ℃; in the S3, adopting cyclohexane as an entrainer for super-near carbon dioxide extraction, wherein the flow rate of the cyclohexane is 1.13L/h, and combining the extracts of the first separation kettle and the second separation kettle to obtain peony essential oil;
s4, weighing 12 parts of glycerol, 10 parts of hyaluronic acid, 1.4 parts of vitamin E, 6.2 parts of orange essential oil, 2.2 parts of rhodiola rosea essential oil, 6.9 parts of grape seed essential oil, 23 parts of water and 8.1 parts of peony essential oil prepared in S3 for later use;
s5, mixing the glycerol, the hyaluronic acid and the water weighed in the S4, and uniformly stirring at 76 ℃ to obtain an aqueous phase liquid;
s6, mixing the vitamin E, the orange essential oil, the rhodiola essential oil, the grape seed essential oil and the peony essential oil weighed in the S4, and stirring uniformly at 76 ℃ to obtain an oil phase liquid;
s7, adding the oil phase liquid obtained in the S6 into the water phase liquid obtained in the S5, and homogenizing for 17 minutes at the stirring revolution of 3000rpm to obtain the essence containing the peony essential oil.
Wherein the raw materials of the super absorbent resin in S2 comprise the following components in parts by weight: 13 parts of corn starch, 67 parts of acrylic acid, 6.8 parts of corn straw powder, 0.62 part of potassium persulfate, 0.074 part of N, N' -methylene-bisacrylamide, 86 parts of sodium hydroxide solution with the mass fraction of 27% and 15.8 parts of water. The water content of the corn straw powder is 5.4 percent, and the granularity is 70 meshes.
The preparation method of the super absorbent resin comprises the following steps:
step one, adding corn starch into 76 ℃ water, and stirring for 43 minutes at constant temperature to obtain a gelatinized starch solution A;
adding acrylic acid into a sodium hydroxide solution, stirring for 27 minutes, adding corn straw powder, potassium sulfate and N, N' -methylene bisacrylamide, and uniformly stirring to obtain a mixed solution B;
step three, uniformly mixing the starch solution A obtained in the step one and the mixed solution B obtained in the step two, placing the mixture into a microwave reactor for microwave treatment for 4.3 minutes, wherein the microwave power is 280W, drying the mixture for 18 hours at 76 ℃, crushing the dried mixture, and sieving the dried mixture through a 70-mesh sieve to obtain the super absorbent resin.
Example 2
The invention provides a preparation method of essence containing peony essential oil, which comprises the following steps:
s1, mixing the components in a weight ratio of 1: 1.1, mixing fresh peony petals with water, crushing the mixture to 20 meshes, carrying out ultrasonic treatment for 16min by using ultrasonic waves with the ultrasonic power of 280w and the frequency of 29Hz, and carrying out centrifugal separation to obtain peony flower juice;
s2, adding super absorbent resin into the peony flower juice obtained in S1, wherein the addition amount of the super absorbent resin is 0.033 times of the weight of the peony flower juice, stirring for 15 minutes, and standing for 22 minutes to obtain a gel-like peony extract;
s3, performing supercritical carbon dioxide extraction on the gel-like peony extract obtained in the step S2, wherein in the supercritical carbon dioxide extraction, the extraction pressure is 33Mpa, the extraction temperature is 37 ℃, the extraction time is 86 minutes, and the carbon dioxide flow is 15.4L/h; the supercritical carbon dioxide extraction apparatus comprises two separation kettles, wherein the pressure of the first separation kettle is 8.3Mpa, the temperature is 43 ℃, the pressure of the second separation kettle is 4.2Mpa, and the temperature is 31 ℃; in the S3, adopting cyclohexane as an entrainer for super-near carbon dioxide extraction, wherein the flow rate of the cyclohexane is 1.20L/h, and combining the extracts of the first separation kettle and the second separation kettle to obtain peony essential oil;
s4, weighing 13 parts of glycerol, 9 parts of hyaluronic acid, 1.6 parts of vitamin E, 7.8 parts of orange essential oil, 3.3 parts of rhodiola rosea essential oil, 7.6 parts of grape seed essential oil, 21 parts of water and 8.9 parts of peony essential oil prepared in S3 for later use;
s5, mixing the glycerol, the hyaluronic acid and the water weighed in the S4, and uniformly stirring at 72 ℃ to obtain an aqueous phase liquid;
s6, mixing the vitamin E, the orange essential oil, the rhodiola essential oil, the grape seed essential oil and the peony essential oil weighed in the S4, and stirring uniformly at 78 ℃ to obtain an oil phase liquid;
s7, adding the oil phase liquid obtained in the S6 into the water phase liquid obtained in the S5, and homogenizing for 18 minutes at the stirring revolution of 2900rpm to obtain the essence containing the peony essential oil.
Wherein the raw materials of the super absorbent resin in S2 comprise the following components in parts by weight: 12 parts of corn starch, 68 parts of acrylic acid, 7.7 parts of corn straw powder, 0.53 part of potassium persulfate, 0.066 part of N, N' -methylene bisacrylamide, 91 parts of sodium hydroxide solution with the mass fraction of 26% and 16.2 parts of water. The water content of the corn straw powder is 5.8 percent, and the granularity is 65 meshes.
The preparation method of the super absorbent resin comprises the following steps:
step one, adding corn starch into water with the temperature of 73 ℃, and stirring for 48 minutes at constant temperature to obtain gelatinized starch solution A;
adding acrylic acid into a sodium hydroxide solution, stirring for 24 minutes, adding corn straw powder, potassium persulfate and N, N' -methylene-bisacrylamide, and uniformly stirring to obtain a mixed solution B;
step three, uniformly mixing the starch solution A obtained in the step one and the mixed solution B obtained in the step two, placing the mixture into a microwave reactor for microwave treatment for 3.4 minutes, wherein the microwave power is 260W, drying the mixture for 19.4 hours at 73 ℃, crushing the dried mixture, and sieving the dried mixture through a 75-mesh sieve to obtain the super absorbent resin.
Example 3
The invention provides a preparation method of essence containing peony essential oil, which comprises the following steps:
s1, mixing the components in a weight ratio of 1:1, mixing fresh peony petals with water, crushing, sieving by a 20-mesh sieve, treating for 19min by using ultrasonic waves with the ultrasonic power of 210w and the frequency of 31Hz, and performing centrifugal separation to obtain peony flower juice;
s2, adding super absorbent resin into the peony flower juice obtained in S1, wherein the addition amount of the super absorbent resin is 0.023 times of the weight of the peony flower juice, stirring for 19 minutes, and standing for 29 minutes to obtain a gel-like peony extract;
s3, performing supercritical carbon dioxide extraction on the gel-like peony extract obtained in the step S2, wherein in the supercritical carbon dioxide extraction, the extraction pressure is 24Mpa, the extraction temperature is 44 ℃, the extraction time is 54 minutes, and the carbon dioxide flow is 16.1L/h; the supercritical carbon dioxide extraction apparatus comprises two separation kettles, wherein the pressure of the first separation kettle is 9.7Mpa, the temperature is 41 ℃, the pressure of the second separation kettle is 4.8Mpa, and the temperature is 34 ℃; in the S3, adopting cyclohexane as an entrainer for super-near carbon dioxide extraction, wherein the flow rate of the cyclohexane is 1.01L/h, and combining the extracts of the first separation kettle and the second separation kettle to obtain peony essential oil;
s4, weighing 11 parts of glycerol, 11 parts of hyaluronic acid, 1.2 parts of vitamin E, 5.4 parts of orange essential oil, 2.7 parts of rhodiola rosea essential oil, 8.8 parts of grape seed essential oil, 22 parts of water and 7.3 parts of peony essential oil prepared in S3 for later use;
s5, mixing the glycerol, the hyaluronic acid and the water weighed in the S4, and uniformly stirring at 78 ℃ to obtain an aqueous phase liquid;
s6, mixing the vitamin E, the orange essential oil, the rhodiola essential oil, the grape seed essential oil and the peony essential oil weighed in the S4, and stirring uniformly at 74 ℃ to obtain an oil phase liquid;
s7, adding the oil phase liquid obtained in the S6 into the water phase liquid obtained in the S5, and homogenizing for 19 minutes at the stirring revolution of 3100rpm to obtain the essence containing the peony essential oil.
Example 4
The invention provides a preparation method of essence containing peony essential oil, which comprises the following steps:
s1, mixing the components in a weight ratio of 1: 1.3, mixing fresh peony petals with water, crushing the mixture to pass through a 20-mesh sieve, carrying out ultrasonic treatment for 18min at the ultrasonic power of 260w and the frequency of 28Hz, and carrying out centrifugal separation to obtain peony flower juice;
s2, adding super absorbent resin into the peony flower juice obtained in S1, wherein the addition amount of the super absorbent resin is 0.037 times of the weight of the peony flower juice, stirring for 17 minutes, and standing for 24 minutes to obtain a gel-like peony extract;
s3, performing supercritical carbon dioxide extraction on the gel-like peony extract obtained in the step S2, wherein in the supercritical carbon dioxide extraction, the extraction pressure is 31Mpa, the extraction temperature is 39 ℃, the extraction time is 62 minutes, and the carbon dioxide flow is 17.7L/h; the supercritical carbon dioxide extraction apparatus comprises two separation kettles, wherein the pressure of the first separation kettle is 9.4Mpa, the temperature is 44 ℃, the pressure of the second separation kettle is 3.2Mpa, the temperature is 32 ℃, and the extracts of the first separation kettle and the second separation kettle are combined to obtain the peony essential oil;
s4, weighing 14 parts of glycerol, 8 parts of hyaluronic acid, 1.8 parts of vitamin E, 7.1 parts of orange essential oil, 3.6 parts of rhodiola rosea essential oil, 6.3 parts of grape seed essential oil, 24 parts of water and 9.7 parts of peony essential oil prepared in S3 for later use;
s5, mixing the glycerol, the hyaluronic acid and the water weighed in the S4, and uniformly stirring at 74 ℃ to obtain an aqueous phase liquid;
s6, mixing the vitamin E, the orange essential oil, the rhodiola essential oil, the grape seed essential oil and the peony essential oil weighed in the S4, and stirring uniformly at 72 ℃ to obtain an oil phase liquid;
s7, adding the oil phase liquid obtained in the S6 into the water phase liquid obtained in the S5, and homogenizing for 16 minutes at the stirring revolution of 3200rpm to obtain the essence containing the peony essential oil.
Example 5
In the method for preparing the essence containing peony essential oil of example 1, the flow rate of the entrainer cyclohexane extracted by the super-adjacent carbon dioxide in S3 may be 1.21L/h.
Example 6
The preparation method of the essence containing peony essential oil in example 1, wherein the raw materials of the super absorbent resin in S2 may further include, in parts by weight: 14 parts of corn starch, 66 parts of acrylic acid, 5.2 parts of corn straw powder, 0.57 part of potassium persulfate, 0.078 part of N, N' -methylene-bisacrylamide, 88 parts of 29% sodium hydroxide solution by mass fraction and 15.3 parts of water. The water content of the corn straw powder is 6.9 percent, and the granularity is 75 meshes.
Example 7
The preparation method of the essence containing peony essential oil in example 1, wherein the raw materials of the super absorbent resin in S2 may further include, in parts by weight: 15 parts of corn starch, 69 parts of acrylic acid, 6.1 parts of corn straw powder, 0.68 part of potassium persulfate, 0.062 part of N, N' -methylene-bisacrylamide, 93 parts of 28% sodium hydroxide solution and 16.7 parts of water. The water content of the corn straw powder is 7.8 percent, and the granularity is 80 meshes.
Example 8
The preparation method of the essence containing peony essential oil in example 1, wherein the preparation method of the super absorbent resin may further include the following steps:
step one, adding corn starch into water of 78 ℃, and stirring for 46 minutes at constant temperature to obtain gelatinized starch solution A;
adding acrylic acid into a sodium hydroxide solution, stirring for 22 minutes, adding corn straw powder, potassium persulfate and N, N' -methylene-bisacrylamide, and uniformly stirring to obtain a mixed solution B;
step three, uniformly mixing the starch solution A obtained in the step one and the mixed solution B obtained in the step two, placing the mixture into a microwave reactor for microwave treatment for 4.8 minutes at the microwave power of 270W, drying the mixture for 16.4 hours at the temperature of 79 ℃, crushing the dried mixture, and sieving the dried mixture with a 80-mesh sieve to obtain the super absorbent resin.
The microwave reactor related to the invention can be selected from the existing equipment on the market as long as the required functions of the invention can be realized, and is preferably the LWMC-201 type microwave reactor of Nanjing optical rotation technology Limited company.
The methods of mixing, stirring, centrifuging, homogenizing and the like involved in the invention are all common knowledge in the field, and are not described herein again.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. The preparation method of the essence containing peony essential oil is characterized by comprising the following steps:
s1, mixing fresh peony petals with water, crushing, performing ultrasonic treatment, and performing centrifugal separation to obtain peony juice;
s2, adding super absorbent resin into the peony flower juice obtained in S1, stirring for 10-20 minutes, and standing for 20-30 minutes to obtain a gel-like peony extract;
s3, performing supercritical carbon dioxide extraction on the gel-like peony extract obtained in the S2 to obtain peony essential oil;
s4, weighing 10-15 parts of glycerol, 8-12 parts of hyaluronic acid, 1-2 parts of vitamin E, 5-8 parts of orange essential oil, 2-4 parts of rhodiola rosea essential oil, 6-9 parts of grape seed essential oil, 20-25 parts of water and 7-10 parts of peony essential oil prepared in S3 for later use;
s5, mixing the glycerol, the hyaluronic acid and the water weighed in the S4, and uniformly stirring at 70-80 ℃ to obtain an aqueous phase liquid;
s6, mixing the vitamin E, the orange essential oil, the rhodiola essential oil, the grape seed essential oil and the peony essential oil weighed in the S4, and stirring uniformly at 70-80 ℃ to obtain an oil phase liquid;
s7, adding the oil phase liquid obtained in the S6 into the water phase liquid obtained in the S5, and homogenizing for 15-20 minutes to obtain essence containing peony essential oil;
the raw materials of the super absorbent resin in the S2 comprise the following components in parts by weight: 12-15 parts of corn starch, 65-70 parts of acrylic acid, 5-8 parts of corn straw powder, 0.5-0.7 part of potassium persulfate, 0.06-0.08 part of N, N' -methylene bisacrylamide, 85-95 parts of 26-29% sodium hydroxide solution and 15-17 parts of water;
the preparation method of the super absorbent resin in S2 comprises the following steps:
step one, adding corn starch into water with the temperature of 70-80 ℃, and stirring for 40-50 minutes at constant temperature to obtain gelatinized starch solution A;
adding acrylic acid into a sodium hydroxide solution, stirring for 20-30 minutes, adding corn straw powder, potassium persulfate and N, N' -methylene-bisacrylamide, and uniformly stirring to obtain a mixed solution B;
step three, uniformly mixing the starch solution A obtained in the step one and the mixed solution B obtained in the step two, placing the mixture into a microwave reactor for microwave treatment for 3-5 minutes, wherein the microwave power is 250-300W, and drying and crushing the mixture to obtain the super absorbent resin.
2. The method for preparing essence containing peony essential oil according to claim 1, wherein the weight ratio of the fresh peony petals to water in S1 is 1: 1-1.3.
3. The method for preparing essence containing peony essential oil according to claim 1, wherein the amount of the super absorbent resin added in S2 is 0.02-0.04 times of the weight of peony juice.
4. The method for preparing the essence containing peony essential oil according to claim 1, wherein in the supercritical carbon dioxide extraction of S3, the extraction pressure is 23-35MPa, the extraction temperature is 35-45 ℃, the extraction time is 50-90 minutes, and the carbon dioxide flow is 15-18L/h.
5. The method for preparing essence containing peony essential oil according to claim 1, wherein a supercritical carbon dioxide extractor used in the S3 supercritical carbon dioxide extraction comprises two separation vessels, wherein the first separation vessel has a pressure of 8-10Mpa and a temperature of 40-45 ℃, and the second separation vessel has a pressure of 3-5Mpa and a temperature of 30-35 ℃.
6. The method for preparing the essence containing peony essential oil according to claim 1, wherein in the step of S3, ethylene is used as an entrainer in the supercritical carbon dioxide extraction, and the flow rate of ethylene is 6% -8% of the flow rate of carbon dioxide.
7. The method for preparing essence containing peony essential oil according to claim 6, wherein the ultrasonic power of the ultrasonic treatment in S1 is 200-300w, the frequency is 28-32Hz, and the ultrasonic time is 15-20 min.
8. The method as claimed in claim 1, wherein the stirring rotation speed for homogenizing in S7 is 2800 and 3200 rpm.
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