CN113908098B - Skin care emulsion and preparation method thereof - Google Patents
Skin care emulsion and preparation method thereof Download PDFInfo
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- CN113908098B CN113908098B CN202110708477.5A CN202110708477A CN113908098B CN 113908098 B CN113908098 B CN 113908098B CN 202110708477 A CN202110708477 A CN 202110708477A CN 113908098 B CN113908098 B CN 113908098B
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K8/00—Cosmetics or similar toiletry preparations
- 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
- A61K8/9783—Angiosperms [Magnoliophyta]
- A61K8/9794—Liliopsida [monocotyledons]
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K8/00—Cosmetics or similar toiletry preparations
- 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
- A61K8/9783—Angiosperms [Magnoliophyta]
- A61K8/9789—Magnoliopsida [dicotyledons]
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
- A61Q19/00—Preparations for care of the skin
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
- A61Q19/00—Preparations for care of the skin
- A61Q19/008—Preparations for oily skin
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K2800/00—Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
- A61K2800/40—Chemical, physico-chemical or functional or structural properties of particular ingredients
- A61K2800/59—Mixtures
- A61K2800/592—Mixtures of compounds complementing their respective functions
- A61K2800/5922—At least two compounds being classified in the same subclass of A61K8/18
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- 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
- A61K2800/805—Corresponding aspects not provided for by any of codes A61K2800/81 - A61K2800/95
Abstract
The invention discloses a skin care emulsion and a preparation method thereof, belonging to the technical field of cosmetics. The skin care lotion comprises Mirabilis jalapa seed powder, stem extract of Dendrobium nobile, leaf extract of Aloe barbadensis Miller, root extract of Sophora flavescens ait, fructus Lycii extract, Echinacea purpurea extract and conventional adjuvants in the field of cosmetics. The invention also discloses a preparation method of the skin care emulsion. The skin care lotion disclosed by the invention is fresh and smooth in skin feel, and has the effects of deeply moisturizing, reducing the skin oil brightness, regulating the skin water-oil balance and the like.
Description
Technical Field
The invention relates to the technical field of cosmetics, and particularly relates to a skin care emulsion and a preparation method thereof.
Background
The stratum corneum, which is the top layer of the skin, has water-absorbing and barrier functions, and amino acids, lactate, saccharides, and the like contained in the stratum corneum maintain a certain water content in the stratum corneum to maintain skin moisturization. The appearance of skin is related to the moisture content of the stratum corneum, which normally has 10% to 30% moisture to maintain the softness and elasticity of the skin. If the stratum corneum of the skin cannot timely regulate enough moisturizing factors, the activity of the sebaceous glands is reduced, the secretion of skin oil is reduced, and the skin feels tight and even has fine wrinkles. At present, moisturizing emulsions in the market are unsatisfactory in moisturizing effect and poor in water locking effect, or the moisturizing effect is improved, the use feeling and the skin feeling are reduced, and the requirements of consumers on multiple effects and good skin feeling of skin care emulsions cannot be met simultaneously.
Patent (CN111821238A) discloses a soothing, repairing and brightening moisturizing cream, which comprises the following components: macadamia nut seed oil, jojoba seed oil, shea butter, sophora flavescens root extract, fructus lycii ningxia extract, centella asiatica extract, glycyrrhiza glabra root extract, butylene glycol, hydrogenated polyisobutene, glycerol, cetostearyl alcohol, polydimethylsiloxane, panthenol, cetostearyl glucoside, PEG-100 stearate, glyceryl stearate, polyglycerin-3, rice bran acid, glycyrrhiza inflate root extract, scutellaria baicalensis root extract, aloe barbadensis leaf extract, echinacea purpurea extract, dendrobium stem extract, polygonum cuspidatum root extract, tea leaf extract, chamomile flower extract, rosemary leaf extract, and the like. The moisturizing cream has the effects of moisturizing and brightening skin, but neglects the requirements of consumers on skin feeling, use feeling and the like.
Based on the problems, the emulsion with multiple skin care effects has better using and consuming prospects.
Disclosure of Invention
The invention mainly aims to provide the skin care emulsion which is fresh and smooth in skin feel and has multiple effects of deeply moisturizing, reducing skin oil luminosity, regulating skin water-oil balance and the like.
Therefore, the technical scheme provided by the application is as follows:
in a first aspect of the invention, a skin care lotion is provided.
According to the invention, the skin care emulsion comprises mirabilis jalapa seed powder and a plant extract.
According to the invention, the skin care emulsion comprises 0.5-1.0 wt% of mirabilis jalapa seed powder and 1.5-3.0 wt% of plant extract in parts by weight.
According to the invention, the plant extract comprises dendrobium stem extract, aloe barbadensis leaf extract, sophora flavescens root extract, wolfberry fruit extract and echinacea purpurea extract.
According to the invention, the particle size distribution of the mirabilis jalapa seed powder meets the requirement that Dv (50) is less than or equal to 5 mu m.
According to the invention, the specific surface area of the mirabilis jalapa seed powder is more than or equal to 800m2/kg。
According to the invention, the particle size full-range value of the mirabilis jalapa seed powder is 5-30 μm.
According to some embodiments of the invention, the Mirabilis jalapa seed powder has a particle size distribution such that 1 μm Dv (50) 4 μm.
According to some embodiments of the invention, the Mirabilis jalapa seed powder has a particle size distribution such that 2 μm Dv (50) 3 μm.
According to still further specific embodiments of the present invention, the particle size distribution Dv (50) of the mirabilis jalapa seed meal may be 1 μm, 1.5 μm, 2.0 μm, 2.5 μm, 3.0 μm, 3.5 μm, 4.0 μm, 4.5 μm, 5 μm, and the values therebetween.
According to some embodiments of the invention, the Mirabilis jalapa seed powder has a particle size distribution satisfying Dv (90) ≦ 50 μm.
According to some embodiments of the invention, the Mirabilis jalapa seed powder has a particle size distribution such that 10 μm Dv (90) 40 μm.
According to some embodiments of the invention, the Mirabilis jalapa seed powder has a particle size distribution such that Dv (90) is 20 μm or less and 40 μm or less.
According to further embodiments of the present invention, the particle size distribution Dv (90) of the mirabilis jalapa seed meal may be 10.0 μm, 15.0 μm, 20.0 μm, 30.0 μm, 40.0 μm, 50.0 μm, and the values therebetween.
According to some embodiments of the invention, the Mirabilis jalapa seed powder has a particle size distribution satisfying Dv (10) ≦ 1 μm.
According to some embodiments of the invention, the Mirabilis jalapa seed powder has a particle size distribution such that Dv (10) is 0.5 μm or less and 1 μm or less.
According to some embodiments of the present invention, the Mirabilis jalapa seed powder may have a particle size distribution Dv (10) of 0.5 μm, 0.55 μm, 0.6 μm, 0.65 μm, 0.7 μm, 0.75 μm, 0.8 μm, 0.9 μm, 0.95 μm, 1.0 μm, and points therebetween.
According to still other embodiments of the present invention, the Mirabilis jalapa seed powder has a particle size distribution satisfying 0.7 μm.ltoreq.Dv (10). ltoreq.0.95. mu.m.
In the invention, Dv (10) represents that 10% of particles of the mirabilis jalapa seed powder have a particle size smaller than the value in the volume-based particle size distribution; dv (50) represents a particle size distribution of the mirabilis jalapa seed powder on a volume basis, at which 50% of the particles have a particle size smaller than the value; dv (90) represents a particle size distribution of the Mirabilis jalapa seed powder on a volume basis, at which 90% of the particles have a particle size smaller than the value.
According to the invention, the particle size of the mirabilis jalapa seed powder has a full-range value of 5-30 μm, such as 5 μm, 8 μm, 10 μm, 12 μm, 15 μm, 18 μm, 20 μm, 22 μm, 25 μm, 28 μm, 30 μm, and points between the above values.
According to some specific embodiments of the present invention, the mirabilis jalapa seed powder has a particle size range of 5-25 μm.
According to still other specific embodiments of the present invention, the mirabilis jalapa seed powder has a particle size range of 10-25 μm.
In the invention, the particle size of the mirabilis jalapa seed powder is distributed narrowly in all distances, which shows that the particle size distribution of the mirabilis jalapa seed powder is concentrated. In the invention, the full-range value of the particle size of the mirabilis jalapa seed powder is calculated by the following formula:
full distance value ═ DV(90)-DV(10))，
The smaller the value, the smaller the degree of dispersion, and conversely, the greater the degree of dispersion.
According to some embodiments of the present invention, the Mirabilis jalapa seed powder has a specific surface area of 800-2500m2/kg, for example, may be 800m2/kg、900m2/kg、1000m2/kg、1100m2/kg、1200m2/kg、1300m2/kg、1400m2/kg、1500m2/kg、1600m2/kg、1700m2/kg、1800m2/kg、1900m2/kg、2000m2/kg、2500m2Kg, and points between the above values.
According to some embodiments of the present invention, the Mirabilis jalapa seed powder has a specific surface area of 800-2000m2/kg。
According to some embodiments of the invention, the specific surface area of the mirabilis jalapa seed powder is 1000-1500m2/kg。
According to the invention, the mirabilis jalapa seed powder is prepared by a preparation process comprising the following steps:
s1: pre-grading mirabilis jalapa seeds, washing with water and drying;
s2: carrying out shelling treatment and coating removal treatment on the mirabilis jalapa seeds;
s3: carrying out grading and screening treatment on the mirabilis jalapa seed particles subjected to shelling treatment and coating removal treatment obtained in the step S2;
s4: crushing the mirabilis jalapa seed particles obtained in the step 3 after the grading and screening treatment by using an airflow crusher;
s5: and (4) screening the crushed mirabilis jalapa seed particles obtained in the step (S4) to obtain the mirabilis jalapa seed powder.
According to some embodiments of the invention, the average particle size of Mirabilis jalapa seeds in the step S1 is greater than or equal to 5 mm.
According to some embodiments of the invention, the average particle size of the mirabilis jalapa seed particles in the preparation process step S1 is 5-10mm, and may be, for example, 5mm, 6mm, 7mm, 8mm, 9mm, 10mm, and the values therebetween.
According to some embodiments of the invention, the mirabilis jalapa seed moisture content in the preparation process step S1 is < 5%.
According to some embodiments of the invention, the moisture content refers to the moisture content of the mirabilis jalapa seed particle feedstock used to prepare the mirabilis jalapa seed meal in the method.
According to some embodiments of the present invention, in the step S3, the size of the mirabilis jalapa seed particles after the grading and screening treatment is less than or equal to100 mesh.
According to some embodiments of the present invention, the mesh number of the mirabilis jalapa seed particles after the classification and screening treatment in the preparation process step S3 is 100-300 meshes.
According to some embodiments of the present invention, in step S3, the mesh number of the mirabilis jalapa seed particles after the classification and screening process may be 100 mesh, 130 mesh, 150 mesh, 180 mesh, 200 mesh, 220 mesh, 250 mesh, 300 mesh, and the values therebetween.
According to still other specific embodiments of the present invention, the mesh size of the mirabilis jalapa seed particles subjected to the classifying and screening treatment in the preparation process step S1 is 100-200 meshes.
According to some embodiments of the invention, the jet mill in the preparation process step S4 is a jet mill of model QLM 03.
In the invention, other crushing equipment of the deairing stream crusher can not obtain the particle size distribution which satisfies that Dv (50) is less than or equal to 5 mu m and the specific surface area is more than or equal to 800m2Perkg of Mirabilis jalapa seed powder with particle size of 5-30 μm.
According to some embodiments of the invention, the pulverization process in the preparation process step S4 is a low-temperature pulverization process.
According to some embodiments of the present invention, the low temperature pulverization treatment temperature in the preparation process S4 is 0 to 4 ℃, and may be, for example, 1 ℃,2 ℃, 3 ℃, and the values therebetween.
According to some embodiments of the present invention, the screening process in the preparation process step S5 is controlled using a cyclone collector of a jet mill.
According to some embodiments of the present invention, the screening treatment in the preparation process step S5 controls the prepared mirabilis jalapa seed powder to have 1200-2000 meshes, such as 1200 meshes, 1250 meshes, 1300 meshes, 1350 meshes, 1400 meshes, 1450 meshes, 1500 meshes, 1550 meshes, 1600 meshes, 1800 meshes, 2000 meshes, and the values therebetween.
According to some embodiments of the present invention, the screening process in the step S5 controls the prepared mirabilis jalapa seed powder to be 1200-1600 mesh.
According to the present invention, the skin care emulsion comprises phase a, phase B, phase C, phase D, phase E, and phase F.
According to some embodiments of the invention, the phase a comprises: cetyl alcohol/coco glucoside, C20-22 alcohol phosphate/C20-22 alcohol, polydimethylsiloxane, shea butter, microcrystalline wax/liquid paraffin/paraffin, caprylic/capric triglyceride.
According to some embodiments of the invention, the B phase comprises: water, polysorbate-80, allantoin and carbomer.
According to some embodiments of the invention, the C phase comprises: xanthan gum, sodium hyaluronate, glycerol and propylene glycol.
According to some embodiments of the invention, the D phase comprises: triethanolamine and water.
According to some embodiments of the invention, the E phase comprises: hydroxyethyl acrylate/sodium acryloyldimethyl taurate copolymer/isohexadecane/polysorbate-60, polydimethylsiloxane/dimethiconol, cyclopenta dimethicone/stearyloxypolydimethylsiloxane/dimethicone copolymer/dimethicone.
According to some embodiments of the invention, the F phase comprises: propylene glycol, Mirabilis jalapa seed powder, water/glycerin/stem extract of Dendrobium nobile/Aloe barbadensis leaf extract/1, 2-pentanediol/root extract of Sophora flavescens ait/Lycium barbarum fruit extract/1, 2-hexanediol/Echinacea purpurea extract/xanthan gum, preservative, and essence.
According to the invention, the skin care emulsion comprises the following raw materials in parts by weight:
phase A: 0-0.5 wt% of cetyl alcohol/coco glucoside, 0-1.5 wt% of C20-22 alcohol phosphate/C20-22 alcohol, 0-4.0 wt% of polydimethylsiloxane, 0-1.5 wt% of shea butter, 0-2.0 wt% of microcrystalline wax/liquid paraffin/paraffin, and 0-2.0 wt% of caprylic/capric triglyceride;
phase B: 100 percent of water To, 800 To 0.3 percent of polysorbate, 0 To 0.2 percent of allantoin and 0 To 0.15 percent of carbomer;
and C phase: 0-0.1 wt% of xanthan gum, 0-0.005 wt% of sodium hyaluronate, 0-3.0 wt% of glycerol and 0-2.0 wt% of propylene glycol;
phase D: 0-0.3 wt% of triethanolamine and 0-2.0 wt% of water;
phase E: hydroxyethyl acrylate/sodium acryloyldimethyl taurate copolymer/isohexadecane/polysorbate-600-0.7 wt%, polydimethylsiloxane/dimethiconol 0-0.5 wt%, cyclopentadimethicone/stearyloxypolydimethylsiloxane/dimethicone copolymer/dimethicone 0-0.5 wt%;
and (3) phase F: 0-2.0 wt% of propylene glycol, 0.5-1.0 wt% of mirabilis jalapa seed powder, water/glycerin/stem extract of dendrobium stem/extract of sorafei aloe leaf/1, 2-pentanediol/extract of root of sophora flavescens/extract of lycium barbarum fruit/1, 2-hexanediol/extract of echinacea purpurea/xanthan gum 1.5-3.0 wt%, 0-0.8 wt% of preservative and 0-0.1 wt% of essence.
According to some embodiments of the present invention, the skin care emulsion comprises the following raw materials in parts by weight:
phase A: 0.1 to 0.5 weight percent of cetyl alcohol/coco glucoside, 0.5 to 1.5 weight percent of C20 to 22 alcohol phosphate/C20 to 22 alcohol, 1.0 to 4.0 weight percent of polydimethylsiloxane, 0.5 to 1.5 weight percent of shea butter, 0.5 to 2.0 weight percent of microcrystalline wax/liquid paraffin/paraffin, and 0.5 to 2.0 weight percent of caprylic/capric triglyceride;
phase B: 100 percent of water To, 800.1 To 0.3 percent of polysorbate, 0.1 To 0.2 percent of allantoin and 0.05 To 0.15 percent of carbomer;
and C phase: 0.05 to 0.1 weight percent of xanthan gum, 0.001 to 0.005 weight percent of sodium hyaluronate, 0.5 to 3.0 weight percent of glycerol and 0.05 to 2.0 weight percent of propylene glycol;
phase D: 0.05 to 0.3 weight percent of triethanolamine and 0.5 to 2.0 weight percent of water;
e phase: hydroxyethyl acrylate/sodium acryloyldimethyl taurate copolymer/isohexadecane/polysorbate-600.2 wt% -0.7 wt%, polydimethylsiloxane/dimethiconol 0.1 wt% -0.5 wt%, cyclopentadimethylsiloxane/stearyloxypolydimethylsiloxane/dimethicone copolymer/dimethicone 0.1 wt% -0.5 wt%;
and (3) phase F: 0.5-2.0 wt% of propylene glycol, 0.5-1.0 wt% of mirabilis jalapa seed powder, water/glycerin/stem extract of dendrobium nobile/extract of aloe kusora/1, 2-pentanediol/extract of root of sophora flavescens/extract of lycium barbarum fruit/1, 2-hexanediol/extract of echinacea purpurea/xanthan gum/1.5-3.0 wt%, 0.1-0.8 wt% of preservative and 0.01-0.1 wt% of essence.
According to some embodiments of the invention, the mirabilis jalapa seed powder has a particle size distribution satisfying Dv (50) less than or equal to 5 μm, and a specific surface area greater than or equal to 800m2/kg。
According to some embodiments of the invention, the mirabilis jalapa seed meal has a particle size range of 5-30 μm.
According to some embodiments of the invention, the mirabilis jalapa seed powder has a particle size distribution such that 1 μm Dv (50) 4 μm.
According to some embodiments of the invention, the Mirabilis jalapa seed powder has a particle size distribution such that 2 μm Dv (50) 3 μm.
According to still further specific embodiments of the present invention, the particle size distribution Dv (50) of the mirabilis jalapa seed meal may be 1 μm, 1.5 μm, 2.0 μm, 2.5 μm, 3.0 μm, 3.5 μm, 4.0 μm, 4.5 μm, 5 μm, and the values therebetween.
According to some embodiments of the invention, the Mirabilis jalapa seed powder has a particle size distribution satisfying Dv (90) ≦ 50 μm.
According to some embodiments of the invention, the Mirabilis jalapa seed powder has a particle size distribution such that 10 μm Dv (90) 40 μm.
According to some embodiments of the invention, the Mirabilis jalapa seed powder has a particle size distribution such that Dv (90) is 20 μm or less and 40 μm or less.
According to further embodiments of the present invention, the particle size distribution Dv (90) of the mirabilis jalapa seed meal may be 10.0 μm, 15.0 μm, 20.0 μm, 30.0 μm, 40.0 μm, 50.0 μm, and the values therebetween.
According to some embodiments of the invention, the Mirabilis jalapa seed powder has a particle size distribution satisfying Dv (10) ≦ 1 μm.
According to some embodiments of the invention, the Mirabilis jalapa seed powder has a particle size distribution such that Dv (10) is 0.5 μm or less and 1 μm or less.
According to some embodiments of the invention, the Mirabilis jalapa seed powder has a particle size distribution such that Dv (10) is 0.7 μm or less and 0.95 μm or less.
According to still other embodiments of the present invention, the particle size distribution Dv (10) of the Mirabilis jalapa seed powder may be 0.5 μm, 0.55 μm, 0.6 μm, 0.65 μm, 0.7 μm, 0.75 μm, 0.8 μm, 0.9 μm, 0.95 μm, 1.0 μm, and points therebetween.
In the invention, Dv (10) represents that 10% of particles of the mirabilis jalapa seed powder have a particle size smaller than the value in the volume-based particle size distribution; dv (50) represents a particle size distribution of the mirabilis jalapa seed powder on a volume basis, at which 50% of the particles have a particle size smaller than the value; dv (90) represents a particle size distribution of the Mirabilis jalapa seed powder on a volume basis, at which 90% of the particles have a particle size smaller than the value.
According to the invention, the particle size of the mirabilis jalapa seed powder has a full-range value of 5-30 μm, such as 5 μm, 8 μm, 10 μm, 12 μm, 15 μm, 18 μm, 20 μm, 22 μm, 25 μm, 28 μm, 30 μm, and points between the above values.
According to some specific embodiments of the present invention, the mirabilis jalapa seed powder has a particle size range of 5-25 μm.
According to still other specific embodiments of the present invention, the mirabilis jalapa seed powder has a particle size range of 10-25 μm.
In the invention, the full-range distribution of the particle sizes of the mirabilis jalapa seed powder is narrow, which shows that the particle size distribution of the mirabilis jalapa seed powder is relatively concentrated. In the invention, the full-range value of the particle size of the mirabilis jalapa seed powder is calculated by the following formula:
full distance value ═ DV(90)-DV(10))，
The smaller the value, the smaller the degree of dispersion, and conversely, the larger the degree of dispersion.
According to some embodiments of the present invention, the Mirabilis jalapa seed powder has a specific surface area of 800-2500m2Perkg, for example, may be 800m2/kg、900m2/kg、1000m2/kg、1100m2/kg、1200m2/kg、1300m2/kg、1400m2/kg、1500m2/kg、1600m2/kg、1700m2/kg、1800m2/kg、1900m2/kg、2000m2/kg、2500m2Kg, and points between the above values.
According to some embodiments of the present invention, the Mirabilis jalapa seed powder has a specific surface area of 800-2000m2/kg。
According to some embodiments of the present invention, the Mirabilis jalapa seed powder has a specific surface area of 1000-1500m2/kg。
According to some embodiments of the invention, the preservative is a preservative that is conventional in the art.
According to still other embodiments of the present invention, the preservative is selected from one or more of phenoxyethanol, phenoxyethanol/ethylhexyl glycerol, methylparaben \ ethylhexyl glycerol, ethylparaben \ ethylhexyl glycerol, octylglycol, and octylglycol/ethylhexyl glycerol.
According to some embodiments of the invention, the perfume is a perfume conventional in the art.
The skin care emulsions according to the present invention may be prepared using methods conventional in the art.
According to some embodiments of the present invention, the skin care emulsion is prepared by a preparation method comprising the steps of:
1) heating phase A to 80-82 deg.C, stirring and melting into liquid, and keeping the temperature for use;
2) stirring and dissolving the B phase liquid component uniformly, adding the powder, and homogenizing;
3) heating the mixed solution obtained in the step 2) to about 70 ℃, adding the phase C, continuously heating to 80-82 ℃, completely dissolving uniformly, preserving heat for 20 minutes, sterilizing, and defoaming for later use;
4) slowly adding the mixed solution obtained in the step 3) into the phase A solution obtained in the step 1), homogenizing for 3-5 minutes until the mixture is completely and uniformly emulsified, and reducing the temperature after defoaming;
5) cooling the mixed solution obtained in the step 4) to 70-75 ℃, adding the D phase and the E phase, and homogenizing for 2-3 minutes until the mixture is uniform;
6) cooling the mixed solution obtained in the step 5) to below 45 ℃, adding the F phase components, and fully and uniformly stirring (homogenizing for 0.5-1 minute to be uniform);
7) sampling, detecting, and discharging after the product is qualified.
According to some embodiments of the invention, the phase a components in step 1) should be kept from heating for a long time.
In a second aspect, the present invention provides a method of making a skin care emulsion according to the first aspect of the present invention.
According to the invention, the preparation method comprises the following steps:
1) heating phase A to 80-82 deg.C, stirring and melting into liquid, and keeping the temperature for use;
2) stirring and dissolving the B phase liquid component uniformly, adding the powder, and homogenizing;
3) heating the mixed solution obtained in the step 2) to about 70 ℃, adding the phase C, continuously heating to 80-82 ℃, completely dissolving uniformly, preserving heat for 20 minutes, sterilizing, and defoaming for later use;
4) slowly adding the mixed solution obtained in the step 3) into the phase A solution obtained in the step 1), homogenizing for 3-5 minutes until the mixture is completely and uniformly emulsified, and reducing the temperature after defoaming;
5) cooling the mixed solution obtained in the step 4) to 70-75 ℃, adding each component of the D phase and the E phase, and homogenizing for 2-3 minutes until the mixture is uniform;
6) cooling the mixed solution obtained in the step 5) to below 45 ℃, adding the F phase components, and fully and uniformly stirring (homogenizing for 0.5-1 minute till uniform);
7) sampling, detecting, and discharging after the product is qualified.
According to some embodiments of the invention, the phase a components in step 1) should be kept from heating for a long time.
According to some embodiments of the invention, the phase a comprises: cetyl alcohol/coco glucoside, C20-22 alcohol phosphate/C20-22 alcohol, polydimethylsiloxane, shea butter, microcrystalline wax/liquid paraffin/paraffin, caprylic/capric triglyceride.
According to some embodiments of the invention, the phase B comprises: water, polysorbate-80, allantoin and carbomer.
According to some embodiments of the invention, the C phase comprises: xanthan gum, sodium hyaluronate, glycerol and propylene glycol.
According to some embodiments of the invention, the D phase comprises: triethanolamine and water.
According to some embodiments of the invention, the E phase comprises: hydroxyethyl acrylate/sodium acryloyldimethyl taurate copolymer/isohexadecane/polysorbate-60, polydimethylsiloxane/dimethiconol, cyclopenta dimethicone/stearyloxypolydimethylsiloxane/dimethicone copolymer/dimethicone.
According to some embodiments of the invention, the F phase comprises: propylene glycol, Mirabilis jalapa seed powder, water/glycerin/stem extract of Dendrobium nobile/Aloe barbadensis leaf extract/1, 2-pentanediol/root extract of Sophora flavescens ait/Lycium barbarum fruit extract/1, 2-hexanediol/Echinacea purpurea extract/xanthan gum, preservative, and essence.
According to the invention, the skin care emulsion comprises the following raw materials in parts by weight:
phase A: 0-0.5 wt% of cetyl alcohol/coco glucoside, 0-1.5 wt% of C20-22 alcohol phosphate/C20-22 alcohol, 0-4.0 wt% of polydimethylsiloxane, 0-1.5 wt% of shea butter, 0-2.0 wt% of microcrystalline wax/liquid paraffin/paraffin, and 0-2.0 wt% of caprylic/capric triglyceride;
phase B: 100 percent of water To, 800 To 0.3 percent of polysorbate, 0 To 0.2 percent of allantoin and 0 To 0.15 percent of carbomer;
and C phase: 0-0.1 wt% of xanthan gum, 0-0.005 wt% of sodium hyaluronate, 0-3.0 wt% of glycerol and 0-2.0 wt% of propylene glycol;
phase D: 0-0.3 wt% of triethanolamine and 0-2.0 wt% of water;
e phase: hydroxyethyl acrylate/sodium acryloyldimethyl taurate copolymer/isohexadecane/polysorbate-600-0.7 wt%, polydimethylsiloxane/dimethiconol 0-0.5 wt%, cyclopentadimethylsiloxane/stearyloxymethylsiloxane/polydimethylsiloxane copolymer/polydimethylsiloxane 0-0.5 wt%;
and (3) phase F: 0-2.0 wt% of propylene glycol, 0.5-1.0 wt% of mirabilis jalapa seed powder, water/glycerin/dendrobium stem extract/sorafei aloe leaf extract/1, 2-pentanediol/sophora flavescens root extract/lycium barbarum fruit extract/1, 2-hexanediol/echinacea purpurea extract/xanthan gum 1.5-3.0 wt%, 0-0.8 wt% of preservative and 0-0.1 wt% of essence.
According to some embodiments of the invention, the mirabilis jalapa seed powder has a particle size distribution satisfying Dv (50) less than or equal to 5 μm and a specific surface area greater than or equal to 800m2/kg；
According to some embodiments of the invention, the mirabilis jalapa seed meal has a particle size range of 5-30 μm.
According to some embodiments of the invention, the Mirabilis jalapa seed powder has a particle size distribution such that 1 μm Dv (50) 4 μm.
According to some embodiments of the invention, the mirabilis jalapa seed powder has a particle size distribution such that 2 μm Dv (50) 3 μm.
According to still further specific embodiments of the present invention, the particle size distribution Dv (50) of the Mirabilis jalapa seed powder may be 1.0 μm, 1.5 μm, 2.0 μm, 2.5 μm, 3.0 μm, 3.5 μm, 4.0 μm, 4.5 μm, 5.0 μm.
According to some embodiments of the invention, the Mirabilis jalapa seed powder has a particle size distribution satisfying Dv (90) ≦ 50 μm.
According to some embodiments of the invention, the Mirabilis jalapa seed powder has a particle size distribution such that 10 μm Dv (90) 40 μm.
According to some embodiments of the invention, the Mirabilis jalapa seed powder has a particle size distribution such that Dv (90) is 20 μm or less and 40 μm or less.
According to further embodiments of the present invention, the particle size distribution Dv (90) of the mirabilis jalapa seed meal may be 10.0 μm, 15.0 μm, 20.0 μm, 30.0 μm, 40.0 μm, 50.0 μm, and the values therebetween.
According to some embodiments of the invention, the Mirabilis jalapa seed powder has a particle size distribution satisfying Dv (10) ≦ 1 μm.
According to some embodiments of the invention, the Mirabilis jalapa seed powder has a particle size distribution such that Dv (10) is 0.5 μm or less and 1 μm or less.
According to some embodiments of the invention, the Mirabilis jalapa seed powder has a particle size distribution such that Dv (10) is 0.7 μm or less and 0.95 μm or less.
According to still other embodiments of the present invention, the particle size distribution Dv (10) of the Mirabilis jalapa seed powder may be 0.5 μm, 0.55 μm, 0.6 μm, 0.65 μm, 0.7 μm, 0.75 μm, 0.8 μm, 0.9 μm, 0.95 μm, 1.0 μm, and points therebetween.
In the invention, Dv (10) represents that 10% of particles of the mirabilis jalapa seed powder have a particle size smaller than the value in the volume-based particle size distribution; dv (50) represents a particle size distribution of the mirabilis jalapa seed powder on a volume basis, wherein 50% of the particles have a particle size less than the value; dv (90) represents a particle size distribution of the Mirabilis jalapa seed powder on a volume basis, at which 90% of the particles have a particle size smaller than the value.
According to the invention, the particle size of the mirabilis jalapa seed powder has a full-range value of 5-30 μm, such as 5 μm, 8 μm, 10 μm, 12 μm, 15 μm, 18 μm, 20 μm, 22 μm, 25 μm, 28 μm, 30 μm, and points between the above values.
According to some specific embodiments of the invention, the mirabilis jalapa seed powder has a particle size range of 5-25 μm.
According to still other specific embodiments of the present invention, the mirabilis jalapa seed powder has a particle size range of 10-25 μm.
In the invention, the full-range distribution of the particle sizes of the mirabilis jalapa seed powder is narrow, which shows that the particle size distribution of the mirabilis jalapa seed powder is relatively concentrated. In the invention, the full-range value of the particle size of the mirabilis jalapa seed powder is calculated by the following formula:
full distance value ═ DV(90)-DV(10))，
The smaller the value, the smaller the degree of dispersion, and conversely, the greater the degree of dispersion.
According to some embodiments of the present invention, the Mirabilis jalapa seed powder has a specific surface area of 800-2500m2/kg, for example, may be 800m2/kg、900m2/kg、1000m2/kg、1100m2/kg、1200m2/kg、1300m2/kg、1400m2/kg、1500m2/kg、1600m2/kg、1700m2/kg、1800m2/kg、1900m2/kg、2000m2/kg、2500m2Kg, and points between the above values.
According to some embodiments of the invention, the specific surface area of the mirabilis jalapa seed powder is 800-2000m2/kg。
According to some embodiments of the invention, the specific surface area of the mirabilis jalapa seed powder is 1000-1500m2/kg。
According to some embodiments of the invention, the preservative is a preservative that is conventional in the art.
According to still other embodiments of the present invention, the preservative is selected from one or more of phenoxyethanol, phenoxyethanol/ethylhexyl glycerol, methylparaben \ ethylhexyl glycerol, ethylparaben \ ethylhexyl glycerol, octylglycol, and octylglycol/ethylhexyl glycerol. According to some embodiments of the invention, the perfume is a perfume conventional in the art.
The invention has the advantages of
1) The skin care emulsion disclosed by the invention contains the mirabilis jalapa seed powder and the plant extract, and solves the problems that the emulsion in the prior art is insufficient in moisturizing and poor in water locking effect, cannot guarantee good moisturizing effect and skin feel at the same time and the like through the synergistic effect of the functional components. The skin care lotion disclosed by the invention is fresh and smooth in skin feel, and has the effects of deeply moisturizing, long-acting water locking, reducing the skin oil brightness, regulating the skin water-oil balance and the like.
2) According to the skin care emulsion disclosed by the invention, the mirabilis jalapa seed powder is directly added into an emulsion system, so that the preparation process for extracting the mirabilis jalapa extract is simplified, the process is simple, and the skin care emulsion is suitable for industrial production.
Drawings
FIG. 1 shows a particle size distribution diagram of Mirabilis jalapa seed powder prepared according to sample 1 of the present invention;
FIG. 2 shows a particle size distribution diagram of Mirabilis jalapa seed powder prepared according to sample 3 of the present invention;
FIG. 3 shows a particle size distribution diagram of Mirabilis jalapa seed powder prepared according to sample 4 of the present invention;
FIG. 4 shows a particle size distribution diagram of Mirabilis jalapa seed powder prepared according to sample 5 of the present invention;
FIG. 5 shows a particle size distribution diagram of Mirabilis jalapa seed powder prepared according to sample 6 of the present invention;
FIG. 6 shows a particle size distribution diagram of Mirabilis jalapa seed powder prepared according to sample 7 of the present invention;
FIG. 7 shows a particle size distribution diagram of Mirabilis jalapa seed powder prepared according to sample 8 of the present invention;
FIG. 8 is a graph of the effect of skin care lotion on skin moisture content.
Detailed Description
The invention is further illustrated below with reference to specific examples, to which, however, the invention is not restricted.
It should be appreciated by those skilled in the art that the present invention is not limited to the above embodiments, and any changes and modifications to the present invention are within the scope of the present invention.
The experimental methods described in the following examples are all conventional methods unless otherwise specified; the experimental materials and reagents are commercially available, unless otherwise specified.
The main equipment is shown in Table 1, and other instruments or equipments used in the present invention are conventional instruments or equipments unless otherwise specified.
TABLE 1 instrumentation and sources thereof
| Name of instrument | Manufacturer of the product |
| Model QLM03 jet mill | Shandong Jingxin Powder Equipment Technology Co.,Ltd. |
| cJ-20 type Chinese medicine superfine crusher | Shandong Jingxin Powder Equipment Technology Co.,Ltd. |
| BJ800A multifunctional pulverizer | DEQING BAIJIE ELECTRIC APPLIANCE Co.,Ltd. |
| BT-9300ST laser particle size analyzer | DANDONG BETTERSIZE INSTRUMENTS Ltd. |
The raw materials of the invention can be purchased commercially, and the main raw materials and sources used in the invention are shown in table 2:
TABLE 2 raw materials and sources
The method comprises the steps of washing and airing Mirabilis jalapa seeds with water in advance (controlling the water content to be less than 5%), controlling the particle size of the Mirabilis jalapa seeds to be more than 5mm by using a machine for screening, shelling by using a mechanical quick shelling machine, removing coatings by using a conventional shelling machine, then carrying out grading screening to ensure that the particle size of the Mirabilis jalapa seeds passes through a 100-mesh sieve (taking undersize for later use), crushing at 1 +/-1 ℃ by using a QLM03 type jet mill, adjusting a cyclone recoverer controller to enable the powder mesh number to be 1250 meshes, enabling the Mirabilis jalapa seeds to enter a collector through a turbine along with air flow, and sterilizing by using cobalt 60 irradiation dose of 4kGy to obtain the sample 1 Mirabilis jalapa seeds powder.
The method comprises the steps of washing and airing Mirabilis jalapa seeds with water in advance (the water content is controlled to be less than 5%), controlling the particle size of the Mirabilis jalapa seeds to be more than 5mm by using a machine for screening, shelling by using a mechanical quick shelling machine, removing coatings by using a conventional shelling machine, then carrying out classification screening to ensure that the particle size of the Mirabilis jalapa seeds passes through a 150-mesh sieve (taking undersize materials for later use), crushing at 1 +/-1 ℃ by using a QLM03 type jet mill, adjusting a cyclone recoverer controller to enable the powder mesh number to be 1500 meshes, enabling the Mirabilis jalapa seeds to enter a collector through a turbine along with air flow, and sterilizing by adopting cobalt 60 irradiation dose of 4kGy to obtain the Mirabilis jalapa sample 2.
The method comprises the following steps of washing dried mirabilis jalapa seeds with water in advance (the water content is controlled to be less than 5%), controlling the particle size of the mirabilis jalapa seeds to be more than 5mm through machine screening, using a mechanical quick huller to hulle the seeds, using a conventional huller to hulle the seeds, then using classification screening to ensure that the particle size of the mirabilis jalapa seeds passes through a 200-mesh sieve (taking undersize for standby), using a QLM03 type jet mill to control the seeds to be crushed at 1 +/-1 ℃, adjusting a cyclone recoverer controller to enable the powder mesh number to be 1600 meshes, enabling the mirabilis jalapa seeds to enter a collector along with air flow through a turbine, and using cobalt 60 irradiation dose of 4kGy to sterilize, thus obtaining the sample 3 mirabilis jalapa seeds powder.
Sample No. 4
The method comprises the following steps of washing and airing Mirabilis jalapa seeds with water in advance (the water content is controlled to be less than 5%), controlling Mirabilis jalapa seed particles to be more than 5mm by machine screening, shelling by using a mechanical quick shelling machine, removing coatings by using a conventional shelling machine, carrying out grading screening, crushing for 10min at normal temperature by using a CJ-20 traditional Chinese medicine superfine crusher, and sterilizing by adopting cobalt 60 irradiation dose of 4kGy to obtain the Mirabilis jalapa seed powder sample 4.
Sample No. 5
The method comprises the steps of elutriating and airing Mirabilis jalapa seeds in advance (controlling the water content to be less than 5%), controlling Mirabilis jalapa seed particles to be more than 5mm through machine screening, removing shells through a mechanical quick huller, removing coatings through a conventional huller, crushing for 10min at normal temperature through a BJ800A multifunctional crusher, grading layer by layer (80 meshes-100 meshes-120 meshes-150 meshes-200 meshes) and screening to obtain undersize substances, and sterilizing through cobalt 60 irradiation with the dose of 4kGy to obtain the Mirabilis jalapa seed powder sample 5.
Sample No. 6
The method comprises the steps of elutriating and airing Mirabilis jalapa seeds in advance (controlling the water content to be less than 5%), controlling Mirabilis jalapa seed powder to be more than 5mm by using a machine for screening, shelling by using a mechanical quick huller, coating by using a conventional huller, carrying out classification screening treatment, then crushing by using a QLM03 type jet mill at 1 +/-1 ℃, adjusting a cyclone recoverer controller to enable the powder mesh number to be 1500 meshes, enabling the Mirabilis jalapa seed powder to enter a collector through a turbine along with air flow, and sterilizing by adopting cobalt 60 irradiation dose of 4kGy to obtain the Mirabilis jalapa seed powder sample 6.
Sample 7
The method comprises the steps of washing and airing Mirabilis jalapa seeds with water in advance (the water content is controlled to be less than 5%), controlling the Mirabilis jalapa seed powder to be below 5mm through machine screening, using a mechanical quick huller to hull, using a conventional huller to coat, using classification screening to ensure that the particle size of the Mirabilis jalapa seed powder passes through a 100-mesh sieve (undersize materials are taken for later use), using a QLM03 type jet mill to control the smashing to be 1 +/-1 ℃, adjusting a cyclone recoverer controller to enable the powder mesh number to be 1250 meshes, enabling the Mirabilis jalapa seed powder to enter a collector through a turbine along with air flow, and using cobalt 60 irradiation dose of 4kGy to sterilize to obtain the Mirabilis jalapa sample 7.
The method comprises the steps of washing and airing Mirabilis jalapa seeds with water in advance (the water content is controlled to be less than 5%), controlling the Mirabilis jalapa seed powder to be more than 5mm by machine screening, shelling by using a mechanical quick shelling machine, removing coatings by using a conventional shelling machine, then carrying out grading screening to ensure that the particle size of the Mirabilis jalapa seed powder passes through a 100-mesh sieve (undersize materials are taken for standby), crushing by using a QLM03 type jet mill at 25 +/-1 ℃, adjusting a cyclone recoverer controller to enable the powder mesh number to be 1250 meshes, enabling the Mirabilis jalapa seed powder to enter a collector through a turbine along with air flow, and sterilizing by adopting cobalt 60 irradiation dose of 4kGy to obtain the sample 8 Mirabilis jalapa seed powder.
Sample 9
The method comprises the steps of washing and airing Mirabilis jalapa seeds with water in advance (the water content is controlled to be less than 5%), controlling the Mirabilis jalapa seed powder to be more than 5mm by machine screening, shelling by using a mechanical quick shelling machine, removing coatings by using a conventional shelling machine, then carrying out grading screening to ensure that the particle size of the Mirabilis jalapa seed powder passes through a 120-mesh sieve (undersize materials are taken for standby), crushing by using a QLM03 type jet mill at 12 +/-1 ℃, adjusting a cyclone recoverer controller to enable the powder mesh number to be 1250 meshes, enabling the Mirabilis jalapa seed powder to enter a collector through a turbine along with air flow, and sterilizing by adopting cobalt 60 irradiation dose of 4kGy to obtain the sample 9 Mirabilis jalapa seed powder.
Test example 1: mirabilis jalapa seed powder physical and chemical properties
The particle size distribution was measured by a laser diffraction method (reference standard: GB/T19077-2016 particle size analysis laser diffraction method).
The specific surface area and the particle size distribution of the mirabilis jalapa seed powder were evaluated by a laser particle size scatterometer, and the results are shown in table 3. The particle size distribution diagrams of the mirabilis jalapa seed powder prepared by the samples 1 and 3 are respectively shown in the figures 1 and 2, and the particle size distribution diagrams of the mirabilis jalapa seed powder prepared by the samples 4-8 are respectively shown in the figures 3-7.
TABLE 3 particle size distribution under the respective preparation processes
Note:
the specific surface area in the table is the specific surface area under unit weight;
② full distance ═ DV(90)-DV(10) Smaller value, smaller degree of dispersion, and conversely, larger degree of dispersion.
Examples 1 to 4
Examples 1-4 skin care emulsion components and formulations are shown in table 4.
TABLE 4 skin care lotion compositions and ratios
Example 1 the skin care emulsion preparation process included the following steps:
1) mixing the components of phase A, heating to 82 deg.C, stirring, melting into liquid, and keeping the temperature for 15 min;
2) mixing the phase B water and polysorbate-80 under stirring, adding allantoin and carbomer, and homogenizing;
3) heating the mixed solution of the phase B to about 70 ℃, adding the phase C which is uniformly dispersed in advance, continuously heating to 82 ℃, completely dissolving uniformly, then preserving heat for 20 minutes, sterilizing and defoaming for later use;
4) slowly adding the mixed solution of the phase B and the phase C obtained in the step 3) into the phase A obtained in the step 1), homogenizing for 5 minutes until the mixture is completely and uniformly emulsified, defoaming and cooling;
5) cooling the mixed solution obtained in the step 4) to 75 ℃, adding the uniformly mixed group D and group E, and homogenizing for 3 minutes to be uniform;
6) cooling the mixed solution obtained in the step 5) to 45 ℃, adding the components in the group F, and fully and uniformly stirring (weakly homogenizing for 0.5-1 minute to be uniform);
7) sampling, detecting, and discharging after the product is qualified.
Example 2 the skin care emulsion preparation process includes the following steps:
1) mixing the components of phase A, heating to 80 deg.C, stirring, melting into liquid, and keeping the temperature for 15 min;
2) mixing B phase water and polysorbate-80 under stirring, adding allantoin and carbomer, and homogenizing;
3) heating the mixed solution of the phase B to about 70 ℃, adding the phase C which is uniformly dispersed in advance, continuously heating to 80 ℃, completely dissolving uniformly, then preserving heat for 20 minutes, sterilizing and defoaming for later use;
4) slowly adding the mixed solution of the phase B and the phase C obtained in the step 3) into the phase A obtained in the step 1), homogenizing for 3 minutes until the mixture is completely and uniformly emulsified, defoaming and cooling;
5) cooling the mixed solution obtained in the step 4) to 70 ℃, adding the uniformly mixed group D and group E, and homogenizing for 3 minutes to be uniform;
6) cooling the mixed solution obtained in the step 5) to 45 ℃, adding the components in the group F, and fully and uniformly stirring (weakly homogenizing for 0.5-1 minute to be uniform);
7) sampling, detecting, and discharging after the product is qualified.
Examples 3-4 skin care emulsions were prepared according to the same procedure as in example 1.
Comparative examples 1 to 9
Comparative examples 1-9 skin care emulsions were prepared according to the formulation shown in table 5.
TABLE 5 skin care lotion compositions and ratios
The mirabilis jalapa seed extract is prepared by a preparation process comprising the following steps: weighing 100g of dried mirabilis jalapa seeds, crushing, adding 100mL of 70% ethanol, and performing cold soaking for 12 hours until the solvent fully soaks the material. Heating to 60 deg.C, extracting for 2 hr, filtering, collecting extractive solution, and drying to obtain Mirabilis jalapa seed extract.
The semen Phaseoli powder is obtained by pulverizing commercially available semen Phaseoli and sieving to 500 meshes.
Comparative examples 1-9 skin care emulsions were prepared according to the same procedure as in example 1.
Test example 2: sensory evaluation
Volunteers: no allergic reaction occurs in 39 volunteers of 16-40 years old;
the using part: the face.
Test samples: examples 1 to 4, comparative examples 1 to 9.
The using method comprises the following steps: after the face is cleaned by clear water and naturally dried, 0.25mL of skin care emulsion is smeared on the half face, and the skin feel after use is investigated by adopting 5-point evaluation.
TABLE 6 skin care emulsion sensory evaluation scoring criteria
TABLE 7 sensory evaluation results of Mirabilis jalapa seed powder added to emulsion
Note: the above scores were averaged over 6 volunteers.
The sensory test results of the skin care emulsion are shown in table 7, compared with the comparative example, the skin care emulsion has better soft and smooth feeling and obviously reduces the skin oil brightness by adding 0.5% of mirabilis jalapa seed powder and 1.0% of mirabilis jalapa seed powder into the emulsion formula, and the mirabilis jalapa seed powder has the effects of improving the soft and smooth feeling of the emulsion formula and absorbing the oil secretion of the skin. The skin care lotion disclosed by the invention can smooth skin and has an excellent oil control effect.
The inventors also performed the above tests on examples with other samples added, and the results were substantially consistent and, due to the limited space, are not listed.
Test example 3: human body moisture test
The skin moisture content is measured based on the capacitance test principle, and at normal temperature, the dielectric constant of water is 81, the dielectric constant of other substances in the skin is usually less than 7, and the water is the substance with the largest dielectric constant in the skin. When the moisture content changes, the capacitance of the skin also changes, so the moisture content on the skin surface can be analyzed by measuring the capacitance of the skin. The greater the skin moisture content value, the higher the skin moisture content, and the better the moisturizing effect.
The human body test of the moisture content of the skin comprises the following specific information:
volunteers: 15 people in total, 18-60 years old
Test sites: the forearm is flexed.
Test samples: example 1, comparative examples 7-9.
The use method comprises the following steps: the volunteers used 1 time each day in the morning and evening, and the moisture content of facial skin before and after use (1h, 2h, 4h and 8h) was measured by skin tester, and the test results are shown in Table 8, and the mean change rate is shown in FIG. 8.
Testing an instrument: moisture content tester Corneometer (CM 825, Courage and Khazaka, Germany).
TABLE 8 results of skin moisture content test before use, after 1h, 2h, 4h, and 8h
Note: the above average value is an average of 15 persons' moisture content.
The test result shows that the emulsion prepared in the embodiment 1 of the invention can obviously improve the moisture content of the skin, after the emulsion is used for 1 hour and 2 hours, the moisture content of the skin is improved by 20.4 percent and 18.3 percent, and compared with the comparative examples 7-9, the emulsion has obvious difference (p is less than 0.05); the emulsion of the invention has long-acting water replenishing and locking effects.
In conclusion, the Mirabilis jalapa seed powder-containing emulsion has the effects of deeply moisturizing, long-acting water locking, reducing skin oil brightness, regulating skin water-oil balance and the like, brings fresh and smooth experience feeling to skin, and has a wide consumption prospect.
Claims (7)
1. The skin care emulsion is characterized by comprising 0.5-1.0 wt% of mirabilis jalapa seed powder and 1.5-3.0 wt% of plant extract in parts by weight;
the plant extracts comprise stem extract of Dendrobium nobile, leaf extract of Aloe barbadensis Miller, root extract of Sophorae radix, fructus Lycii extract and Echinacea purpurea extract;
the particle size distribution of the mirabilis jalapa seed powder meets the conditions that Dv (50) is more than or equal to1 mu m and less than or equal to 5 mu m, and the specific surface area is more than or equal to 800m2/kg；
The particle size full-range value of the mirabilis jalapa seed powder is 5-30 mu m;
the full-range value of the particle size of the mirabilis jalapa seed powder is calculated by the following formula: the range value is (DV (90) -DV (10)).
2. The skin care emulsion according to claim 1, wherein the mirabilis jalapa seed powder is prepared by a preparation process comprising the following steps of:
s1: pre-grading mirabilis jalapa seeds, washing with water and drying;
s2: carrying out shelling treatment and coating removal treatment on the mirabilis jalapa seeds;
s3: carrying out grading and screening treatment on the mirabilis jalapa seed particles subjected to shelling treatment and coating removal treatment obtained in the step S2;
s4: crushing the mirabilis jalapa seed particles obtained in the step 3 after the grading and screening treatment by using an airflow crusher;
s5: and (4) screening the crushed mirabilis jalapa seed particles obtained in the step (S4) to obtain the mirabilis jalapa seed powder.
3. The skin care emulsion according to claim 2, wherein the average particle size of Mirabilis jalapa seeds in the preparation process step S1 is not less than 5mm, and/or the water content of Mirabilis jalapa seeds is less than 5%;
in the preparation process step S3, the granularity of the mirabilis jalapa seed particles after graded screening treatment is less than or equal to100 meshes;
in the step S5, the screening treatment is controlled by a cyclone recoverer of an airflow crusher, and/or the mesh number of the mirabilis jalapa seed powder is 1200-2000 meshes.
4. The skin care emulsion of any one of claims 1-3, wherein the skin care emulsion comprises phase A, phase B, phase C, phase D, phase E, and phase F;
the phase A comprises: cetyl alcohol/coco glucoside, C20-22 alcohol phosphate/C20-22 alcohol, dimethicone, shea butter, microcrystalline wax/liquid paraffin/paraffin, caprylic/capric triglyceride, and/or said phase B comprises: water, polysorbate-80, allantoin, carbomer, and/or the C phase comprises: xanthan gum, sodium hyaluronate, glycerin, propylene glycol, and/or the D phase comprises: triethanolamine, water, and/or the E phase comprises: hydroxyethyl acrylate/sodium acryloyldimethyl taurate copolymer/isohexadecane/polysorbate-60, dimethicone/dimethiconol, cyclopenta dimethicone/stearyloxymethicone/dimethicone copolymer/dimethicone, and/or the phase F comprises: propylene glycol, Mirabilis jalapa seed powder, water/glycerin/stem extract of Dendrobium nobile/Aloe barbadensis leaf extract/1, 2-pentanediol/root extract of Sophora flavescens ait/Lycium barbarum fruit extract/1, 2-hexanediol/Echinacea purpurea extract/xanthan gum, preservative, and essence.
5. The skin care emulsion according to claim 4, wherein the skin care emulsion comprises the following raw materials in percentage by weight:
phase A: 0-0.5 wt% of cetyl alcohol/coco glucoside, 0-1.5 wt% of C20-22 alcohol phosphate/C20-22 alcohol, 0-4.0 wt% of polydimethylsiloxane, 0-1.5 wt% of shea butter, 0-2.0 wt% of microcrystalline wax/liquid paraffin/paraffin, and 0-2.0 wt% of caprylic/capric triglyceride;
phase B: 100 percent of water To, 800 To 0.3 percent of polysorbate, 0 To 0.2 percent of allantoin and 0 To 0.15 percent of carbomer;
and C phase: 0-0.1 wt% of xanthan gum, 0-0.005 wt% of sodium hyaluronate, 0-3.0 wt% of glycerol and 0-2.0 wt% of propylene glycol;
phase D: 0-0.3 wt% of triethanolamine and 0-2.0 wt% of water;
phase E: hydroxyethyl acrylate/sodium acryloyldimethyl taurate copolymer/isohexadecane/polysorbate-600-0.7 wt%, polydimethylsiloxane/dimethiconol 0-0.5 wt%, cyclopentadimethicone/stearyloxypolydimethylsiloxane/dimethicone copolymer/dimethicone 0-0.5 wt%;
and (3) phase F: 0-2.0 wt% of propylene glycol, 0.5-1.0 wt% of mirabilis jalapa seed powder, water/glycerin/stem extract of dendrobium stem/extract of sorafei aloe leaf/1, 2-pentanediol/extract of root of sophora flavescens/extract of lycium barbarum fruit/1, 2-hexanediol/extract of echinacea purpurea/xanthan gum 1.5-3.0 wt%, 0-0.8 wt% of preservative and 0-0.1 wt% of essence.
6. The skin care emulsion according to claim 5, wherein the skin care emulsion comprises the following raw materials in percentage:
phase A: 0.1 to 0.5 weight percent of cetyl alcohol/coco glucoside, 0.5 to 1.5 weight percent of C20 to 22 alcohol phosphate/C20 to 22 alcohol, 1.0 to 4.0 weight percent of polydimethylsiloxane, 0.5 to 1.5 weight percent of shea butter, 0.5 to 2.0 weight percent of microcrystalline wax/liquid paraffin/paraffin, and 0.5 to 2.0 weight percent of caprylic/capric triglyceride;
phase B: 100 percent of water To, 800.1 To 0.3 percent of polysorbate, 0.1 To 0.2 percent of allantoin and 0.05 To 0.15 percent of carbomer;
and C phase: 0.05 to 0.1 weight percent of xanthan gum, 0.001 to 0.005 weight percent of sodium hyaluronate, 0.5 to 3.0 weight percent of glycerol and 0.05 to 2.0 weight percent of propylene glycol;
phase D: 0.05 to 0.3 weight percent of triethanolamine and 0.5 to 2.0 weight percent of water;
phase E: hydroxyethyl acrylate/sodium acryloyldimethyl taurate copolymer/isohexadecane/polysorbate-600.2 wt% -0.7 wt%, polydimethylsiloxane/dimethiconol 0.1 wt% -0.5 wt%, cyclopentadimethylsiloxane/stearyloxypolydimethylsiloxane/dimethicone copolymer/dimethicone 0.1 wt% -0.5 wt%;
and (3) phase F: 0.5-2.0 wt% of propylene glycol, 0.5-1.0 wt% of mirabilis jalapa seed powder, water/glycerin/stem extract of dendrobium nobile/extract of aloe kusora/1, 2-pentanediol/extract of root of sophora flavescens/extract of lycium barbarum fruit/1, 2-hexanediol/extract of echinacea purpurea/xanthan gum/1.5-3.0 wt%, 0.1-0.8 wt% of preservative and 0.01-0.1 wt% of essence.
7. A method of making a skin care emulsion according to any of claims 4 to 6, comprising the steps of:
1) heating phase A to 80-82 deg.C, stirring and melting into liquid, and maintaining the temperature for 15 min;
2) stirring and dissolving the B phase liquid component uniformly, adding the powder, and homogenizing;
3) heating the mixed solution obtained in the step 2) to about 70 ℃, adding the phase C, continuously heating to 80-82 ℃, completely dissolving uniformly, then preserving heat for 20 minutes, sterilizing and defoaming for later use;
4) slowly adding the mixed solution obtained in the step 3) into the phase A solution obtained in the step 1), homogenizing for 3-5 minutes until the mixture is completely and uniformly emulsified, and reducing the temperature after defoaming;
5) cooling the mixed solution obtained in the step 4) to 70-75 ℃, adding each component of the D phase and the E phase, and homogenizing for 2-3 minutes until the mixture is uniform;
6) cooling the mixed solution obtained in the step 5) to below 45 ℃, adding the F phase components, fully and uniformly stirring, and homogenizing for 0.5-1 minute to be uniform;
7) sampling, detecting, and discharging after the product is qualified.
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Effective date of registration: 20230620 Address after: 102401 80701, 7th floor, education practice building, 11 Xueyuan North Street, Gongchen sub district office, Fangshan District, Beijing Patentee after: TAIHE KANGMEI (BEIJING) TRADITIONAL CHINESE MEDICINE INSTITUTE Co.,Ltd. Patentee after: NUTRI-WOODS BIO-TECH (BEIJING) Co.,Ltd. Address before: 102488 80701, 7th floor, education practice building, 11 Xueyuan North Street, Gongchen sub district office, Fangshan District, Beijing Patentee before: TAIHE KANGMEI (BEIJING) TRADITIONAL CHINESE MEDICINE INSTITUTE Co.,Ltd. |