CN112545946A - Preparation method of whitening mask containing plant extracts - Google Patents
Preparation method of whitening mask containing plant extracts Download PDFInfo
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- A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
- A61K8/96—Cosmetics or similar toiletry preparations characterised by the composition containing materials, or derivatives thereof of undetermined constitution
- A61K8/97—Cosmetics or similar toiletry preparations characterised by the composition containing materials, or derivatives thereof of undetermined constitution from algae, fungi, lichens or plants; from derivatives thereof
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- A61K8/00—Cosmetics or similar toiletry preparations
- A61K8/02—Cosmetics or similar toiletry preparations characterised by special physical form
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- A61K8/00—Cosmetics or similar toiletry preparations
- A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
- A61K8/72—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
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- A61K8/98—Cosmetics or similar toiletry preparations characterised by the composition containing materials, or derivatives thereof of undetermined constitution of animal origin
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- A61Q17/00—Barrier preparations; Preparations brought into direct contact with the skin for affording protection against external influences, e.g. sunlight, X-rays or other harmful rays, corrosive materials, bacteria or insect stings
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- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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- A61Q19/00—Preparations for care of the skin
- A61Q19/02—Preparations for care of the skin for chemically bleaching or whitening the skin
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- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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- A61K2800/00—Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
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- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
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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
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Abstract
The invention discloses a preparation method of a whitening mask containing plant extracts, belonging to the technical field of cosmetics, and the invention comprises the following steps: pectin extraction, enzyme preparation, plant extract preparation, mask liquid preparation and mask preparation, wherein in the pectin extraction, citrus peel pectin is obtained by subjecting citrus peel powder to a first extraction process in which ultrasonic assistance is adopted, and the citrus peel powder contains nano silicon carbide; in the preparation of the ferment, the orange pomace is subjected to an enzymolysis and fermentation process to obtain the orange pomace ferment; in the preparation of the plant extract, the plant extract is obtained by the plant powder through a second extraction process; in the preparation of the facial mask liquid, the citrus peel pectin, the citrus pomace ferment, the plant extract and the auxiliary materials are mixed to obtain the facial mask liquid; in the preparation of the mask liquid, the mask paper is immersed in the mask liquid to prepare the wet paper type mask. The facial mask obtained by the invention has the effects of good antibacterial performance, good moisturizing performance and good tyrosinase inhibition performance.
Description
Technical Field
The invention belongs to the technical field of cosmetics, and particularly relates to a preparation method of a whitening mask containing plant extracts.
Background
The mask is a product with efficacy in skin care products, and the principle is that the mask is temporarily isolated from the outside air by a short time of covering the mask on the face, so that pores on the surface of the skin can be opened while the temperature of the skin is increased, the secretion and metabolism of sweat glands can be promoted, the oxygen content of the skin is increased, products of metabolism of epidermal cells and accumulated grease substances can be removed from the skin, water in the mask can permeate into the horny layer of the epidermis, the skin becomes soft, and the skin is naturally bright and elastic.
The whitening and moisturizing facial masks are more in demand than other facial masks, and the effective components of the whitening facial masks which are popular in the market can prevent the formation of melanin. The whitening effect of the mask can be characterized by the inhibition rate of tyrosinase activity, and the higher the inhibition rate of tyrosinase is, the less melanin is, so that the skin is whitened and the skin color is bright.
Plant extracts have antibacterial activity, and in recent years, research and application of active substances extracted from plants in the fields of food, health products, medicines, cosmetics and the like are more and more emphasized.
Nowadays, the quality of life of people is gradually improved, and the demand of the facial mask is also gradually increased. The most basic of various facial mask products produced in life is the quality and safety problems, and the safety of the facial mask can be improved by preparing the facial mask from safe and green natural product extracts.
Disclosure of Invention
The invention aims to provide a preparation method of a whitening mask containing plant extracts, which has good bacteriostatic effect, good moisturizing performance and good tyrosinase inhibition performance.
The technical scheme adopted by the invention for realizing the purpose is as follows:
a method for preparing a whitening mask containing plant extracts comprises the following steps:
extracting pectin: performing a first extraction process on citrus peel powder to obtain citrus peel pectin, wherein the first extraction process adopts ultrasonic assistance, and the citrus peel powder contains nano silicon carbide;
preparing ferment: performing enzymolysis and fermentation on citrus pomace to obtain citrus pomace enzyme;
preparing a plant extract: carrying out a second extraction process on the plant powder to obtain a plant extract;
preparing mask liquid: mixing citrus peel pectin, citrus pomace ferment, plant extract and auxiliary materials to obtain facial mask liquid;
preparing a facial mask: and immersing the facial mask paper in facial mask liquid to prepare the wet paper type facial mask. By adding the nano silicon carbide in the pectin extraction, the pectin extraction rate is improved, the pectin yield is improved, the extraction time is shortened, and the production efficiency is improved under the assistance of ultrasound.
Preferably, in the pectin extraction, the particle size of the nano silicon carbide is 50-150 nm.
Preferably, in the pectin extraction, the addition amount of the nano silicon carbide is 1-5 wt% of the citrus peel powder.
Preferably, the pectin extraction conditions are: placing mandarin orange peel into deionized water, decocting at 80-90 deg.C for 5-30min, removing water, oven drying at 40-60 deg.C, pulverizing, and sieving with 60-100 mesh sieve to obtain mandarin orange peel powder; adding citrus peel powder into acidic water solution, extracting for 30-90min, filtering, collecting filtrate, adding ethanol at 20-40 deg.C, standing for 15-30min, and filtering to obtain citrus peel pectin. High temperature steaming to inactivate pectinase and properly remove impurities, promote pectin release and improve pectin extraction effect.
More preferably, the citrus peel powder contains nano silicon carbide; the nanometer silicon carbide has a particle size of 50-150nm, and the addition amount of the nanometer silicon carbide is 1-5 wt% of the citrus peel powder.
More preferably, the acidic aqueous solution is a hydrochloric acid or nitric acid solution having a concentration of 0.01 to 0.2M.
More preferably, the citrus peel powder is added in an amount of 1-5 wt% of the acidic aqueous solution.
More preferably, the amount of ethanol added is 80-120 wt% of the filtrate.
More preferably, ultrasound-assisted extraction is used in pectin extraction. Ultrasonic wave promotes mass transfer of the solution, and improves the pectin extraction effect.
More preferably, the pectin extraction is performed by intermittent magnetic stirring, and the stirring is continuously carried out for 10-20 s/min and is suspended for 40-50 s. Improve the uniformity of the solution and make the solution fully contact with the citrus peel powder.
More preferably, a rubber stopper is used for sealing during extraction to prevent volatilization of the solution during extraction.
Preferably, the extraction rate of the citrus peel pectin is more than 28%.
Preferably, in the preparation of the enzyme, a complex enzyme is adopted for enzymolysis, the complex enzyme is cellulase and pectinase, and the mixing ratio of the cellulase to the pectinase is 1: 0.2-1.
Preferably, in the preparation of the ferment, the zymophyte used for fermentation is any one of the following: lactobacillus plantarum, lactobacillus.
Preferably, the enzyme preparation: adding citrus pomace into deionized water, adjusting pH to 4-6, adding complex enzyme, performing enzymolysis at 40-60 deg.C for 2-5h, adding white sugar at 20-40 deg.C, adjusting sugar degree to 15-20%, sterilizing at 85-90 deg.C for 10-30min to obtain enzymolysis solution, inoculating Lactobacillus plantarum at 20-40 deg.C, and fermenting for 24-96h to obtain citrus pomace enzyme.
More preferably, the citrus pulp is added in an amount of 1-5 wt% of the deionized water.
More preferably, the addition amount of the complex enzyme is 0.5-2 wt% of the deionized water.
More preferably, the fermentation bacteria are lactobacillus plantarum, and the inoculation amount of the lactobacillus plantarum is 2-8 wt% of the enzymolysis liquid.
Preferably, the plant extract: adding the plant powder into ethanol-removed solution, soaking and extracting at 40-60 deg.C for 1-5 hr, filtering, extracting the residue for 1-2 times, mixing filtrates, concentrating, and drying to obtain plant extract.
More preferably, the plant is any one of bamboo leaves, cinnamon, and perilla.
More preferably, the addition amount of the plant powder is 2-8 wt% of the ethanol solution, and the mass fraction of the ethanol solution is 85-95 wt%.
More preferably, the plant extract is extracted by immersion in a constant temperature water bath shaker at 100-120 r/min.
Preferably, the mask liquid preparation: mixing the citrus peel pectin, the citrus pomace ferment, the plant extract and the auxiliary materials to obtain the facial mask liquid.
Preferably, in the preparation of the mask liquid, the addition amount of the citrus peel pectin is 2-10 wt% of the citrus pomace ferment, and the addition amount of the plant extract is 1-6 wt% of the citrus pomace ferment.
Preferably, the auxiliary materials are: citric acid, sodium hyaluronate, dipotassium glycyrrhizinate and glycolic acid. The addition of the auxiliary materials can improve the physical and chemical properties of the mask liquid, improve the stability and improve the dispersion effect of each component.
Preferably, the addition amount of the auxiliary materials is 0.05-0.5 wt% of the citrus pomace ferment.
Preferably, in the auxiliary materials, the addition amount of the sodium hyaluronate is 10-20 wt% of the citric acid, the addition amount of the dipotassium glycyrrhizinate is 1-6 wt% of the citric acid, and the addition amount of the glycolic acid is 10-50 wt% of the citric acid.
Preferably, acetyl vanillin and malthate can also be added in the preparation of the mask liquid. The acetyl vanillin and the malolactone are added into the mask liquid, so that the antibacterial effect of the mask liquid is further improved, the moisturizing effect of the mask liquid is improved, and the inhibition effect of tyrosinase is improved.
Preferably, the addition amount of the acetyl vanillin is 0.05-0.3 wt% of the citrus pomace ferment, and the addition amount of the fructone is 0.1-0.4 wt% of the citrus pomace ferment.
The invention discloses a whitening mask prepared by the method.
Preferably, the inhibition zone of the whitening mask on staphylococcus aureus is more than 9 mm.
Preferably, the whitening mask has a moisture retention rate of 50% or more.
Preferably, the tyrosinase inhibition rate of the whitening mask is more than 38%.
Preferably, the mask preparation: and respectively putting the ultrathin silk compressed facial mask paper into a die, and immersing the facial mask paper in the facial mask liquid for 0.5-3h to obtain the whitening facial mask.
The invention adopts the nanometer silicon carbide in the extraction of the pectin of the citrus peel, thereby having the following beneficial effects: the extraction rate of the pectin in the orange peel is improved and is over 28 percent; the extraction time of pectin in the orange peel is reduced by over 10 percent. The invention further adopts the acetyl vanillin and the malolactone in the preparation of the mask liquid, thereby having the following beneficial effects: the mask liquid has good bacteriostatic effect, and the bacteriostatic circle on staphylococcus aureus is more than 9 mm; the mask liquid has good moisturizing performance, and the moisturizing rate is more than 50%; the tyrosinase inhibition performance is good, and the tyrosinase inhibition rate is over 38%. Therefore, the preparation method of the whitening mask containing the plant extract has the advantages of good bacteriostatic effect, good moisturizing performance and good tyrosinase inhibition performance.
Drawings
FIG. 1 is a graph of citrus peel pectin extraction;
FIG. 2 is a diagram of the bacteriostatic performance of facial mask liquid;
FIG. 3 is a graph of the moisturizing performance of facial mask fluid;
FIG. 4 is a graph of the tyrosinase inhibition performance of the facial mask fluid.
Detailed Description
The technical solution of the present invention is further described in detail below with reference to the following detailed description and the accompanying drawings:
example 1:
a preparation method of a whitening mask containing plant extracts,
extracting pectin: placing mandarin orange peel into deionized water, decocting at 85 deg.C for 20min, removing water, oven drying at 50 deg.C, pulverizing, and sieving with 100 mesh sieve to obtain mandarin orange peel powder; adding citrus peel powder into acidic water solution, extracting for 48min, filtering, collecting filtrate, adding ethanol at 30 deg.C, standing for 20min, and filtering to obtain citrus peel pectin. The citrus peel powder contains 1.6 wt% of nano silicon carbide, and the particle size of the nano silicon carbide is 100 nm; the acid aqueous solution is nitric acid solution with the concentration of 0.12M; the addition amount of the orange peel powder is 4 wt% of the acidic aqueous solution; the addition amount of ethanol is 100 wt% of the filtrate; ultrasonic-assisted extraction is carried out by adopting an ultrasonic cell crushing instrument in pectin extraction, the power is 800W, and the frequency is 20 kHz; intermittent magnetic stirring is adopted in pectin extraction, stirring is continuously carried out for 20s per minute, and the time is suspended for 40 s; the extraction process adopts rubber plug sealing to prevent the solution volatilization during extraction process.
Preparing ferment: adding citrus pulp into deionized water, adjusting pH to 5, adding complex enzyme, performing enzymolysis at 50 deg.C for 3h, adding white sugar at 30 deg.C, adjusting sugar degree to 18%, sterilizing at 90 deg.C for 20min to obtain enzymolysis solution, inoculating Lactobacillus plantarum at 30 deg.C, and fermenting for 48h to obtain citrus pulp enzyme; the addition amount of the citrus pomace is 4 wt% of the deionized water; the complex enzyme is cellulase and pectinase, and the mixing ratio of the cellulase to the pectinase is 1: 0.5; the adding amount of the complex enzyme is 1 wt% of the deionized water; the inoculation amount of the lactobacillus plantarum is 5 wt% of the enzymolysis liquid.
And (3) bamboo leaf extract: adding folium Bambusae powder into ethanol-removed solution, soaking and extracting at 50 deg.C for 2 hr, filtering, extracting the residue for 1 time, mixing filtrates, concentrating, and drying to obtain folium Bambusae extract; the adding amount of the bamboo leaf powder is 6 wt% of the ethanol solution, and the mass fraction of the ethanol solution is 95 wt%; the folium Bambusae extract is extracted by soaking in constant temperature water bath oscillator at 120 r/min.
Preparing mask liquid: mixing citrus peel pectin, citrus pomace ferment, plant extract and auxiliary materials to obtain facial mask liquid; the addition amount of the citrus peel pectin is 8 wt% of the citrus pomace ferment; the addition amount of the plant extract is 5 wt% of the citrus pomace ferment; the auxiliary materials are as follows: the citrus pomace enzyme comprises citric acid, sodium hyaluronate, dipotassium glycyrrhizinate and glycolic acid, wherein the addition amount of auxiliary materials is 0.5 wt% of citrus pomace enzyme, the addition amount of sodium hyaluronate is 20 wt% of citric acid, the addition amount of dipotassium glycyrrhizinate is 6 wt% of citric acid, and the addition amount of glycolic acid is 50 wt% of citric acid.
Preparing a facial mask: and respectively putting the ultrathin silk compressed facial mask paper into a die, and immersing the facial mask paper in facial mask liquid for 1h to obtain the whitening facial mask.
Example 2:
a preparation method of a whitening mask containing plant extracts,
extracting pectin: placing mandarin orange peel into deionized water, decocting at 85 deg.C for 20min, removing water, oven drying at 50 deg.C, pulverizing, and sieving with 100 mesh sieve to obtain mandarin orange peel powder; adding citrus peel powder into acidic water solution, extracting for 48min, filtering, collecting filtrate, adding ethanol at 30 deg.C, standing for 20min, and filtering to obtain citrus peel pectin. The citrus peel powder contains 3.2 wt% of nano silicon carbide, and the particle size of the nano silicon carbide is 100 nm; the acid aqueous solution is nitric acid solution with the concentration of 0.12M; the addition amount of the orange peel powder is 4 wt% of the acidic aqueous solution; the addition amount of ethanol is 100 wt% of the filtrate; ultrasonic-assisted extraction is carried out by adopting an ultrasonic cell crushing instrument in pectin extraction, the power is 800W, and the frequency is 20 kHz; intermittent magnetic stirring is adopted in pectin extraction, stirring is continuously carried out for 20s per minute, and the time is suspended for 40 s; the extraction process adopts rubber plug sealing to prevent the solution volatilization during extraction process.
Preparing ferment: adding citrus pulp into deionized water, adjusting pH to 5, adding complex enzyme, performing enzymolysis at 50 deg.C for 3h, adding white sugar at 30 deg.C, adjusting sugar degree to 18%, sterilizing at 90 deg.C for 20min to obtain enzymolysis solution, inoculating Lactobacillus plantarum at 30 deg.C, and fermenting for 48h to obtain citrus pulp enzyme; the addition amount of the citrus pomace is 4 wt% of the deionized water; the complex enzyme is cellulase and pectinase, and the mixing ratio of the cellulase to the pectinase is 1: 0.5; the adding amount of the complex enzyme is 1 wt% of the deionized water; the inoculation amount of the lactobacillus plantarum is 5 wt% of the enzymolysis liquid.
And (3) bamboo leaf extract: adding folium Bambusae powder into ethanol-removed solution, soaking and extracting at 50 deg.C for 2 hr, filtering, extracting the residue for 1 time, mixing filtrates, concentrating, and drying to obtain folium Bambusae extract; the adding amount of the bamboo leaf powder is 6 wt% of the ethanol solution, and the mass fraction of the ethanol solution is 95 wt%; the folium Bambusae extract is extracted by soaking in constant temperature water bath oscillator at 120 r/min.
Preparing mask liquid: mixing citrus peel pectin, citrus pomace ferment, plant extract and auxiliary materials to obtain facial mask liquid; the addition amount of the citrus peel pectin is 8 wt% of the citrus pomace ferment; the addition amount of the plant extract is 5 wt% of the citrus pomace ferment; the auxiliary materials are as follows: the citrus pomace enzyme comprises citric acid, sodium hyaluronate, dipotassium glycyrrhizinate and glycolic acid, wherein the addition amount of auxiliary materials is 0.5 wt% of citrus pomace enzyme, the addition amount of sodium hyaluronate is 20 wt% of citric acid, the addition amount of dipotassium glycyrrhizinate is 6 wt% of citric acid, and the addition amount of glycolic acid is 50 wt% of citric acid.
Preparing a facial mask: and respectively putting the ultrathin silk compressed facial mask paper into a die, and immersing the facial mask paper in facial mask liquid for 1h to obtain the whitening facial mask.
Example 3:
a preparation method of a whitening mask containing plant extracts,
extracting pectin: placing mandarin orange peel into deionized water, decocting at 85 deg.C for 20min, removing water, oven drying at 50 deg.C, pulverizing, and sieving with 100 mesh sieve to obtain mandarin orange peel powder; adding citrus peel powder into acidic water solution, extracting for 60min, filtering, collecting filtrate, adding ethanol at 30 deg.C, standing for 20min, and filtering to obtain citrus peel pectin. The citrus peel powder contains 3.2 wt% of nano silicon carbide, and the particle size of the nano silicon carbide is 100 nm; the acid aqueous solution is nitric acid solution with the concentration of 0.12M; the addition amount of the orange peel powder is 4 wt% of the acidic aqueous solution; the addition amount of ethanol is 100 wt% of the filtrate; ultrasonic-assisted extraction is carried out by adopting an ultrasonic cell crushing instrument in pectin extraction, the power is 800W, and the frequency is 20 kHz; intermittent magnetic stirring is adopted in pectin extraction, stirring is continuously carried out for 20s per minute, and the time is suspended for 40 s; the extraction process adopts rubber plug sealing to prevent the solution volatilization during extraction process.
Preparing ferment: adding citrus pulp into deionized water, adjusting pH to 5, adding complex enzyme, performing enzymolysis at 50 deg.C for 3h, adding white sugar at 30 deg.C, adjusting sugar degree to 18%, sterilizing at 90 deg.C for 20min to obtain enzymolysis solution, inoculating Lactobacillus plantarum at 30 deg.C, and fermenting for 48h to obtain citrus pulp enzyme; the addition amount of the citrus pomace is 4 wt% of the deionized water; the complex enzyme is cellulase and pectinase, and the mixing ratio of the cellulase to the pectinase is 1: 0.5; the adding amount of the complex enzyme is 1 wt% of the deionized water; the inoculation amount of the lactobacillus plantarum is 5 wt% of the enzymolysis liquid.
And (3) bamboo leaf extract: adding folium Bambusae powder into ethanol-removed solution, soaking and extracting at 50 deg.C for 2 hr, filtering, extracting the residue for 1 time, mixing filtrates, concentrating, and drying to obtain folium Bambusae extract; the adding amount of the bamboo leaf powder is 6 wt% of the ethanol solution, and the mass fraction of the ethanol solution is 95 wt%; the folium Bambusae extract is extracted by soaking in constant temperature water bath oscillator at 120 r/min.
Preparing mask liquid: mixing citrus peel pectin, citrus pomace ferment, plant extract and auxiliary materials to obtain facial mask liquid; the addition amount of the citrus peel pectin is 8 wt% of the citrus pomace ferment; the addition amount of the plant extract is 5 wt% of the citrus pomace ferment; the auxiliary materials are as follows: the citrus pomace enzyme comprises citric acid, sodium hyaluronate, dipotassium glycyrrhizinate and glycolic acid, wherein the addition amount of auxiliary materials is 0.5 wt% of citrus pomace enzyme, the addition amount of sodium hyaluronate is 20 wt% of citric acid, the addition amount of dipotassium glycyrrhizinate is 6 wt% of citric acid, and the addition amount of glycolic acid is 50 wt% of citric acid.
Preparing a facial mask: and respectively putting the ultrathin silk compressed facial mask paper into a die, and immersing the facial mask paper in facial mask liquid for 1h to obtain the whitening facial mask.
Example 4:
a preparation method of a whitening mask containing plant extracts,
extracting pectin: placing mandarin orange peel into deionized water, decocting at 85 deg.C for 20min, removing water, oven drying at 50 deg.C, pulverizing, and sieving with 100 mesh sieve to obtain mandarin orange peel powder; adding citrus peel powder into acidic water solution, extracting for 48min, filtering, collecting filtrate, adding ethanol at 30 deg.C, standing for 20min, and filtering to obtain citrus peel pectin. The citrus peel powder contains 3.2 wt% of nano silicon carbide, and the particle size of the nano silicon carbide is 100 nm; the acid aqueous solution is nitric acid solution with the concentration of 0.12M; the addition amount of the orange peel powder is 4 wt% of the acidic aqueous solution; the addition amount of ethanol is 100 wt% of the filtrate; ultrasonic-assisted extraction is carried out by adopting an ultrasonic cell crushing instrument in pectin extraction, the power is 800W, and the frequency is 20 kHz; intermittent magnetic stirring is adopted in pectin extraction, stirring is continuously carried out for 20s per minute, and the time is suspended for 40 s; the extraction process adopts rubber plug sealing to prevent the solution volatilization during extraction process.
Preparing ferment: adding citrus pulp into deionized water, adjusting pH to 5, adding complex enzyme, performing enzymolysis at 50 deg.C for 3h, adding white sugar at 30 deg.C, adjusting sugar degree to 18%, sterilizing at 90 deg.C for 20min to obtain enzymolysis solution, inoculating Lactobacillus plantarum at 30 deg.C, and fermenting for 48h to obtain citrus pulp enzyme; the addition amount of the citrus pomace is 4 wt% of the deionized water; the complex enzyme is cellulase and pectinase, and the mixing ratio of the cellulase to the pectinase is 1: 0.5; the adding amount of the complex enzyme is 1 wt% of the deionized water; the inoculation amount of the lactobacillus plantarum is 5 wt% of the enzymolysis liquid.
And (3) bamboo leaf extract: adding folium Bambusae powder into ethanol-removed solution, soaking and extracting at 50 deg.C for 2 hr, filtering, extracting the residue for 1 time, mixing filtrates, concentrating, and drying to obtain folium Bambusae extract; the adding amount of the bamboo leaf powder is 6 wt% of the ethanol solution, and the mass fraction of the ethanol solution is 95 wt%; the folium Bambusae extract is extracted by soaking in constant temperature water bath oscillator at 120 r/min.
Preparing mask liquid: mixing citrus peel pectin, citrus pomace ferment, plant extract, auxiliary materials, acetyl vanillin and apple ester to obtain a mask liquid; the addition amount of the citrus peel pectin is 8 wt% of the citrus pomace ferment; the addition amount of the plant extract is 5 wt% of the citrus pomace ferment; the auxiliary materials are as follows: citric acid, sodium hyaluronate, dipotassium glycyrrhizinate and glycolic acid, wherein the addition amount of the auxiliary materials is 0.5 wt% of the citrus pomace ferment, in the auxiliary materials, the addition amount of the sodium hyaluronate is 20 wt% of the citric acid, the addition amount of the dipotassium glycyrrhizinate is 6 wt% of the citric acid, and the addition amount of the glycolic acid is 50 wt% of the citric acid; the addition amount of the acetyl vanillin is 0.09 wt% of the citrus pomace ferment, and the addition amount of the apple ester is 0.15 wt% of the citrus pomace ferment.
Preparing a facial mask: and respectively putting the ultrathin silk compressed facial mask paper into a die, and immersing the facial mask paper in facial mask liquid for 1h to obtain the whitening facial mask.
Example 5:
a preparation method of a whitening mask containing plant extracts,
extracting pectin: placing mandarin orange peel into deionized water, decocting at 85 deg.C for 20min, removing water, oven drying at 50 deg.C, pulverizing, and sieving with 100 mesh sieve to obtain mandarin orange peel powder; adding citrus peel powder into acidic water solution, extracting for 48min, filtering, collecting filtrate, adding ethanol at 30 deg.C, standing for 20min, and filtering to obtain citrus peel pectin. The citrus peel powder contains 3.2 wt% of nano silicon carbide, and the particle size of the nano silicon carbide is 100 nm; the acid aqueous solution is nitric acid solution with the concentration of 0.12M; the addition amount of the orange peel powder is 4 wt% of the acidic aqueous solution; the addition amount of ethanol is 100 wt% of the filtrate; ultrasonic-assisted extraction is carried out by adopting an ultrasonic cell crushing instrument in pectin extraction, the power is 800W, and the frequency is 20 kHz; intermittent magnetic stirring is adopted in pectin extraction, stirring is continuously carried out for 20s per minute, and the time is suspended for 40 s; the extraction process adopts rubber plug sealing to prevent the solution volatilization during extraction process.
Preparing ferment: adding citrus pulp into deionized water, adjusting pH to 5, adding complex enzyme, performing enzymolysis at 50 deg.C for 3h, adding white sugar at 30 deg.C, adjusting sugar degree to 18%, sterilizing at 90 deg.C for 20min to obtain enzymolysis solution, inoculating Lactobacillus plantarum at 30 deg.C, and fermenting for 48h to obtain citrus pulp enzyme; the addition amount of the citrus pomace is 4 wt% of the deionized water; the complex enzyme is cellulase and pectinase, and the mixing ratio of the cellulase to the pectinase is 1: 0.5; the adding amount of the complex enzyme is 1 wt% of the deionized water; the inoculation amount of the lactobacillus plantarum is 5 wt% of the enzymolysis liquid.
And (3) bamboo leaf extract: adding folium Bambusae powder into ethanol-removed solution, soaking and extracting at 50 deg.C for 2 hr, filtering, extracting the residue for 1 time, mixing filtrates, concentrating, and drying to obtain folium Bambusae extract; the adding amount of the bamboo leaf powder is 6 wt% of the ethanol solution, and the mass fraction of the ethanol solution is 95 wt%; the folium Bambusae extract is extracted by soaking in constant temperature water bath oscillator at 120 r/min.
Preparing mask liquid: mixing citrus peel pectin, citrus pomace ferment, plant extract, auxiliary materials, acetyl vanillin and apple ester to obtain a mask liquid; the addition amount of the citrus peel pectin is 8 wt% of the citrus pomace ferment; the addition amount of the plant extract is 5 wt% of the citrus pomace ferment; the auxiliary materials are as follows: citric acid, sodium hyaluronate, dipotassium glycyrrhizinate and glycolic acid, wherein the addition amount of the auxiliary materials is 0.5 wt% of the citrus pomace ferment, in the auxiliary materials, the addition amount of the sodium hyaluronate is 20 wt% of the citric acid, the addition amount of the dipotassium glycyrrhizinate is 6 wt% of the citric acid, and the addition amount of the glycolic acid is 50 wt% of the citric acid; the addition amount of the acetyl vanillin is 0.24 wt% of the citrus pomace ferment, and the addition amount of the apple ester is 0.3 wt% of the citrus pomace ferment.
Preparing a facial mask: and respectively putting the ultrathin silk compressed facial mask paper into a die, and immersing the facial mask paper in facial mask liquid for 1h to obtain the whitening facial mask.
Comparative example 1:
this comparative example is different from example 2 only in that the citrus peel powder does not contain nano silicon carbide.
Comparative example 2:
this comparative example is different from example 3 only in that the citrus peel powder does not contain nano silicon carbide.
Comparative example 3:
compared with example 5, the comparative example only differs from example 5 in that adjuvants in the preparation of the mask solution do not contain fructone.
Comparative example 4:
compared with example 5, the comparative example only differs from example 5 in that the auxiliary materials in the preparation of the mask solution do not contain acetyl vanillin.
Test example 1:
1. amount of extracted pectin
The pectin extraction measurement sample is the citrus peel pectin obtained according to the methods of the examples and comparative examples.
The pectin extraction rate is that citrus peel pectin/citrus peel powder is multiplied by 100%
The pectin extraction amount test result is shown in fig. 1, wherein the pectin extraction rates of the example 2 and the example 3 are basically consistent, the best extraction effect is shown, meanwhile, the maximum extraction amount is about 30% when the extraction of the pectin of the citrus peel reaches the balance by the method, and compared with the comparative example 1, the example 2 shows that the pectin extraction rate is improved by adding the nano silicon carbide in the pectin extraction, and the extraction effect is improved; example 2 compared to example 3, shows less time required to reach maximum extraction; compared with the comparative example 2, the embodiment 3 shows that the pectin extraction by adding the nano silicon carbide has better effect; combining examples 2-3 with comparative example 2, it is shown that the addition of nano-silicon carbide can reduce the extraction time.
The extraction rate of the pectin is over 28 percent, and the extraction time of the pectin is reduced by over 10 percent.
2. Antibacterial property test of facial mask liquid
Test samples are the facial mask solutions prepared for each example and comparative example.
The test strain was staphylococcus aureus.
Preparation of beef extract peptone agar medium: weighing 3g of beef extract, 10.0g of peptone, 5.0g of sodium chloride and 2.0g of agar into a 1000mL beaker, heating to 50 ℃, completely dissolving, and adding water to 1000 mL.
Activation of strains: placing the test tube, the test tube plug, the culture dish and the prepared culture medium into an autoclave with the pressure of 0.1MPa and the temperature of 121 ℃ for moist heat sterilization, transferring the test tube, the test tube plug, the culture dish and the prepared culture medium into a super clean bench after sterilization, ventilating, pouring the beef extract peptone agar culture medium into the sterilized test tube after the temperature of the culture medium is reduced, and preparing the slant culture medium. After the isocline medium is cooled and solidified, the bacteria required by the test are carefully inoculated in the corresponding slant medium by adopting a scribing method. After inoculation, the cells were shake-cultured at 37 ℃ for 1 day.
And (3) determination of antibacterial activity: before the test, the prepared bacterial suspension is put into a shaking table for about 1h, so that the bacterial suspension is kept in a uniform state. The test adopts a filter paper sheet method, the filter paper sheet is made into a circular paper sheet with the diameter of 6mm by a puncher with certain specification, after sterilization treatment, the prepared bacterial suspension is taken out and put into an ultra-clean workbench, the filter paper is put into the facial mask liquid, and the filter paper is soaked for 30 min. Meanwhile, the culture medium is slowly poured into a prepared sterile plate before the temperature is not reduced, and the sterile plate is uniformly paved and then placed to be cooled and solidified. Accurately transferring 100 mu L of bacterial suspension by using a liquid transfer gun, respectively pouring into corresponding dishes, uniformly spreading by using a sterilized spreader, taking out the soaked filter paper by using sterile tweezers, airing, and attaching to the surfaces of the dishes containing bacteria, wherein 4 plates are placed in each dish. Saline solution served as a blank control and this was done in a clean bench. And then, placing the culture dish upside down into a constant-temperature incubator at 37 ℃, taking out after culturing for 2d, and measuring the diameter of the inhibition zone.
The result of the bacteriostatic performance test of the facial mask liquid is shown in fig. 2, wherein the bacteriostatic circle value of example 5 is the largest, and the bacteriostatic circle is 11.3mm, which indicates that the bacteriostatic effect is the best; compared with the example 2, the examples 4-5 show that the addition of the acetyl vanillin and the fructone improves the bacteriostatic effect of the facial mask liquid; example 5 compared with comparative examples 3-4, shows that the use of the acetyl vanillin and the fructone is better than the use of the acetyl vanillin or the fructone alone, and the bacteriostatic effect is the best.
The inhibition zone of the facial mask liquid on staphylococcus aureus is more than 9mm, namely the inhibition zone of the whitening facial mask can reach more than 9 mm.
3. Moisture retention test of facial mask solution
Test samples are the facial mask solutions prepared for each example and comparative example.
Placing the humectant in a dryer, and placing the allochroic silica gel at the bottom of the dryer. Respectively soaking facial mask papers of certain specifications in facial mask liquid to ensure that all the facial mask liquids are uniformly soaked in the facial mask liquid, taking out after 1h, weighing and counting, then respectively placing the facial mask papers in weighed beakers, uniformly placing the beakers against the wall, then placing the beakers with the soaked facial mask papers in a dryer, placing the beakers in a safe and clean environment, and weighing after 4 h.
Moisture retention rate m2/m1×100％。
m1For moisture before standingWeight, unit: g; m is2The weight of water after standing is as follows: g.
the moisturizing performance test result of the facial mask liquid is shown in fig. 3, wherein the moisturizing rate of the facial mask liquid in example 5 is the largest, and the moisturizing rate is 11.3mm, which indicates that the moisturizing effect is the best; examples 4-5 compared to example 2, show that the addition of acetyl vanillin and fructone improves the moisturizing effect of the mask solution; example 5 compared to comparative examples 3-4, shows that the use of acetyl vanillin and fructone is superior to the use of acetyl vanillin or fructone alone, with the best moisturizing effect.
The moisturizing rate of the mask liquid is more than 50%, namely the moisturizing rate of the whitening mask can reach more than 50%.
4. Inhibition of tyrosinase Activity
Test samples are the facial mask solutions prepared for each example and comparative example.
Preparation of tyrosinase solution: cleaning fresh Lentinus Edodes, and cutting into small pieces. Weighing 25g of the processed diced mushroom sample, placing the weighed processed diced mushroom sample in a 100mL beaker, adding 50mL of 0.2mol/L phosphate buffer solution with the pH value of 6.8, uniformly stirring the mixture by using a glass plate, filtering the mixture by using 5 layers of gauze, centrifuging the filtrate at 4500rpm for 10min, and taking the supernatant to obtain the tyrosinase solution. The treated tyrosinase solution was stored in a freezer at-20 ℃.
Determination of tyrosinase activity: accurately measuring 100 mu L of extracted enzyme solution, putting 2mL of 0.2mol/L PBS solution into a test tube, incubating for 10min at 25 ℃, adding 1mL of 0.025mol/L catechol solution, shaking up, quickly putting into an ultraviolet instrument, scanning time at 458nm with time range of 0-300s and scanning interval of 10s by taking 0.2mol/L PBS solution (pH 6.8) as reference, obtaining time curve of enzymatic reaction, and calculating enzyme activity by taking slope of 0-80s curve.
Determination of tyrosinase inhibition rate by natural facial mask liquid: adding the extracted enzyme solution, distilled water, PBS buffer solution, catechol solution and facial mask solution into a centrifuge tube according to the number. Group a contains 0.1mL of enzyme solution, 1mL of distilled water, 2mL of PBS buffer solution and 1mL of catechol solution; group b contained 1.1mL of distilled water, 2mL of PBS buffer solution, and 1mL of catechol solution; group c contains 0.1mL of enzyme solution, 1mL of distilled water, 2mL of PBS buffer solution, 1mL of catechol solution and 1mL of facial mask solution; group d contained 1.1mL of distilled water, 2mL of PBS buffer, 1mL of catechol solution, and 1mL of facial mask solution.
The centrifuge tube was incubated at 25 ℃ for 5min, 1mL of 0.025mol/L catechol solution was added, incubation continued at 25 ℃ for 5min, and then the absorbance value was measured at 458 nm.
Inhibition rate [ (A)a－Ab)-(Ac－Ad)]/(Aa－Ab)×100％。
AaIs a group of absorbance values; a. thebB is the absorbance value of group b; a. thecAs c-group absorbance values; a. thedAnd d groups of absorbance values.
The tyrosinase inhibition performance test results of the facial mask liquid are shown in fig. 3, wherein the tyrosinase inhibition rate of the example 5 is the largest, and the tyrosinase inhibition rate is 11.3mm, which shows that the tyrosinase inhibition effect is the best; examples 4-5 compared to example 2, show that the addition of acetyl vanillin and fructone improves the tyrosinase inhibitory effect of the mask liquid; example 5 compared to comparative examples 3-4, shows that the use of acetyl vanillin and fructone is superior to the use of acetyl vanillin or fructone alone, with the best tyrosinase inhibition.
The tyrosinase inhibition rate of the mask liquid is over 38 percent, namely the moisture retention rate of the whitening mask can reach over 50 percent.
Test example 2:
physical and chemical indexes of facial mask liquid
Test samples are the facial mask solutions prepared for each example and comparative example.
Stability against Heat
And respectively placing the facial mask liquid at 40 ℃ for 15d, taking out the facial mask liquid, and observing whether the difference is obvious or not after the facial mask liquid is taken out and is recovered to the room temperature.
Stability against cold
And respectively placing the facial mask liquid at 0 ℃ for 15d, taking out the facial mask liquid, and observing whether the facial mask liquid is obviously different from the facial mask liquid before the test after the facial mask liquid is taken out and is recovered to the room temperature.
In the heat resistance test, the facial masks obtained in the embodiments 1 to 5 have no obvious difference before and after the test, and have good heat resistance stability; the facial masks obtained in the embodiments 1 to 5 of the invention have no obvious difference before and after the test in the cold resistance test, and have good cold resistance stability.
The above embodiments are merely illustrative, and not restrictive, and those skilled in the art can make various changes and modifications without departing from the spirit and scope of the invention. Therefore, all equivalent technical solutions also belong to the scope of the present invention, and the protection scope of the present invention should be defined by the claims.
Claims (10)
1. A method for preparing a whitening mask containing plant extracts comprises the following steps:
extracting pectin: obtaining citrus peel pectin from citrus peel powder through a first extraction process, wherein ultrasonic assistance is adopted in the first extraction process, and the citrus peel powder contains nano silicon carbide;
preparing ferment: performing enzymolysis and fermentation on citrus pomace to obtain citrus pomace enzyme;
preparing a plant extract: carrying out a second extraction process on the plant powder to obtain a plant extract;
preparing mask liquid: mixing citrus peel pectin, citrus pomace ferment, plant extract and auxiliary materials to obtain facial mask liquid;
preparing a facial mask: and immersing the facial mask paper in facial mask liquid to prepare the wet paper type facial mask.
2. The method for preparing a whitening mask containing plant extracts as set forth in claim 1, wherein the method comprises the steps of: in the pectin extraction, the particle size of the nano silicon carbide is 50-150 nm.
3. The method for preparing a whitening mask containing plant extracts as set forth in claim 1, wherein the method comprises the steps of: in the pectin extraction, the addition amount of the nano silicon carbide is 1-5 wt% of the citrus peel powder.
4. The method for preparing a whitening mask containing plant extracts as set forth in claim 1, wherein the method comprises the steps of: the pectin extraction conditions are as follows: placing mandarin orange peel into deionized water, decocting at 80-90 deg.C for 5-30min, removing water, oven drying at 40-60 deg.C, pulverizing, and sieving with 60-100 mesh sieve to obtain mandarin orange peel powder; adding citrus peel powder into acidic water solution, extracting for 30-90min, filtering, collecting filtrate, adding ethanol at 20-40 deg.C, standing for 15-30min, and filtering to obtain citrus peel pectin.
5. The method for preparing a whitening mask containing plant extracts as set forth in claim 1, wherein the method comprises the steps of: the extraction rate of the citrus peel pectin is over 28 percent.
6. The method for preparing a whitening mask containing plant extracts as set forth in claim 1, wherein the method comprises the steps of: in the preparation of the enzyme, a complex enzyme is adopted for enzymolysis, the complex enzyme is cellulase and pectinase, and the mixing ratio of the cellulase to the pectinase is 1: 0.2-1.
7. The method for preparing a whitening mask containing plant extracts as set forth in claim 1, wherein the method comprises the steps of: in the preparation of the ferment, the zymophyte adopted by fermentation is any one of the following: lactobacillus plantarum, lactobacillus.
8. The method for preparing a whitening mask containing plant extracts as set forth in claim 1, wherein the method comprises the steps of: in the preparation of the mask liquid, the addition amount of the citrus peel pectin is 2-10 wt% of the citrus pomace ferment, and the addition amount of the plant extract is 1-6 wt% of the citrus pomace ferment.
9. The method for preparing a whitening mask containing plant extracts as set forth in claim 1, wherein the method comprises the steps of: the auxiliary materials are as follows: citric acid, sodium hyaluronate, dipotassium glycyrrhizinate and glycolic acid.
10. A whitening mask prepared by the method of any one of claims 1 to 9.
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