CN104473786A - Skin cream and preparation method thereof - Google Patents
Skin cream and preparation method thereof Download PDFInfo
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- CN104473786A CN104473786A CN201410852862.7A CN201410852862A CN104473786A CN 104473786 A CN104473786 A CN 104473786A CN 201410852862 A CN201410852862 A CN 201410852862A CN 104473786 A CN104473786 A CN 104473786A
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Abstract
The invention relates to a skin cream. The skin cream is prepared from the following components: cetyl PEG/PPG-10/1/polydimethylsiloxane, cyclopentyl methylsiloxane, a pigment, polydimethylsiloxane, a silicone elastomer, octyl silicone oil, isononyl isononanoate, vitamin E, phenoxyethanol, boron nitride, essences, butanediol, tween-60, glycine betaine, glycerinum, an acrylic ester/C10-30 alkyl acrylic ester cross-linking copolymer, sodium hyaluronate, sodium polyglutamate and water. The invention further provides a preparation method of the skin cream. The skin cream has the advantages of excellent moisturizing property, skin friendliness and absorption effect; furthermore, the preparation method the skin cream is simple and is easy to operate.
Description
Technical field
The present invention relates to cosmetic field, be specifically related to a kind of protective skin cream and preparation method thereof.
Background technology
Along with the quickening of people's rhythm of life and day by day degenerating of environment, the skin of people is irregular in the daily schedule, with in the situation such as various chemical contact, make the skin of people be faced with very large infringement.Most of cream frost in current skin protection market is all more greasy, is only applicable to using winter, uses in other season, and easily cause facial skin to accumulate oils and fats because of perspiration, dressing is easily melted; Meanwhile, existing skin care item are mostly single oil-in-water type or water-in-oil type, cannot simultaneously coated water composition and oil components, can make to be distributed in outer composition and lose activity ahead of time, make the assimilation effect of product not strong.
Summary of the invention
The object of the present invention is to provide a kind of protective skin cream with good pro-skin performance, performance of keeping humidity and good absorbing effect, the present invention simultaneously also provides the preparation method of this protective skin cream.
For solving the problem, the technical solution adopted in the present invention is as follows:
A kind of protective skin cream, it is made up of the following component according to percent by weight: cetyl PEG/PPG-10/1/ polydimethylsiloxane 2-4%, methyl cyclopentane siloxanes 4-6%, pigment 5-8%, polydimethylsiloxane 1-3%, silicone elastomer 4-6%, octyl group silicone oil 3-5%, isononyl isononanoate 3-5%, vitamin E 0.5-1%; Phenoxyethanol 0.3-0.5%, boron nitride 0.5-1.5%, essence 0.05-0.15%, butanediol 3-8%, Tween-60 1-3%, betanin 2-4%, glycerol 5-7%, acrylate/C10-30 alkyl acrylate cross-linked copolymer 0.5-1%, hyaluronate sodium 0.1-0.2%, polyglutamic acid sodium 0.05-0.15%, surplus is water.
Cetyl PEG/PPG-10/1/ polydimethylsiloxane, English name CETYL PEG/PPG-10/1DIMETHICONE, uses as emulsifying agent.
Methyl cyclopentane siloxanes, decamethylcyclopentasiloxane, in cosmetics and personal care products, has the good compatibility with most alcohol and other cosmetic solvents.
Polydimethylsiloxane, has another name called silicone, has good lubricity, is easy to coating, not soiled laundry, does not hinder the advantages such as the normal function of skin.
Silicone elastomer, can make that dermal sensation is glossy, silkiness is smooth, non-greasy, can strengthen the aesthetic feeling of volatilization silicone oil, skin is rubbed not balling-up, reduces the viscosity of formula.
Octyl group silicone oil, can improve adhesion and greasy feeling in cosmetics, and the surface tension that simultaneously can reduce various oils is to promote vegetable oil, greasepaint, paraffin, the autgmentability of mineral oil and surface coverage, the obliterating time of minimizing cream class and cleaning mixture.
Vitamin E, uses as antioxidant, has slow down aging, reduces effect of wrinkle.
Butanediol, adsorbed water molecule, has very strong moisture-keeping function.
Tween-60, Chang Zuowei emulsifying agent, non-ionic surface active agent, solubilizing agent, wetting agent use.
Betanin is a kind of alkaline matter, has strong moisture pick-up properties, and Chang Zuowei wetting agent uses.
Acrylate/C10-30 alkyl acrylate cross-linked copolymer, a kind of high molecular surfactant.
Hyaluronate sodium is one of formation of human body skin, is the widest glutinous sugar of one acidity of people's distribution in vivo, is present in the substrate of connective tissue, has good moisture-keeping function.
Polyglutamic acid sodium, No. CAS: 28829-38-1, there is good wetting agent effect.
Phenoxyethanol, antiseptic, has good bactericidal action.
Boron nitride, greasy property is good, skin can also be made to have gloss simultaneously.
In the present invention, preferred scheme is that described protective skin cream is made up of the following component according to percent by weight: cetyl PEG/PPG-10/1/ polydimethylsiloxane 3%, methyl cyclopentane siloxanes 5%, pigment 5-8%, polydimethylsiloxane 2%, silicone elastomer 5%, octyl group silicone oil 3-5%, isononyl isononanoate 3-5%, vitamin E 0.5-1%; Phenoxyethanol 0.4%, boron nitride 1%, essence 0.1%, butanediol 3-8%, Tween-60 2%, betanin 3%, glycerol 6%, acrylate/C10-30 alkyl acrylate cross-linked copolymer 0.5-1%, hyaluronate sodium 0.1-0.2%, polyglutamic acid sodium 0.1%, surplus is water.
In the present invention, preferred scheme is that described protective skin cream is made up of the following component according to percent by weight: cetyl PEG/PPG-10/1/ polydimethylsiloxane 3%, methyl cyclopentane siloxanes 5%, pigment 6%, polydimethylsiloxane 2%, silicone elastomer 5%, octyl group silicone oil 4%, isononyl isononanoate 5%, vitamin E 0.5%; Phenoxyethanol 0.4%, boron nitride 1%, essence 0.1%, butanediol 7%, Tween-60 2%, betanin 3%, glycerol 6%, acrylate/C10-30 alkyl acrylate cross-linked copolymer 1%, hyaluronate sodium 0.1%, polyglutamic acid sodium 0.1%, surplus is water.
The present invention also provides the preparation method of this protective skin cream, and it comprises the steps:
A. oil phase preparation: by the cetyl PEG/PPG-10/1/ polydimethylsiloxane of formula ratio, methyl cyclopentane siloxanes, pigment, polydimethylsiloxane, silicone elastomer, octyl group silicone oil, isononyl isononanoate, vitamin E mixing, then be heated to dissolve, obtain the first material system;
B. aqueous phase preparation: by the butanediol of formula ratio, Tween-60, betanin, glycerol, acrylate/C10-30 alkyl acrylate cross-linked copolymer, hyaluronate sodium, polyglutamic acid sodium and water mixing, then heat while stirring, be heated to 90-100 DEG C, then constant temperature 18-22min, then be cooled to 75-85 DEG C, obtain the second material system; Inventor finds, the temperature of cooling is greater than 85 DEG C or lower than 75 DEG C, will affect the viscosity of emulsification system, also can affect the inversion of phases in subsequent step simultaneously, product quality is declined;
C. the second material system that b step obtained adds in the first material system, and stirring and emulsifying 23-27min at the temperature of 75-90 DEG C, obtains mixed material system;
D. then, in the mixed material system obtained through step c, add the phenoxyethanol of formula ratio, boron nitride and essence, stir, be cooled to room temperature, obtain product.
In the present invention, preferred scheme is all adopt Steam Heating in described a step and b step.
In the present invention, preferred scheme is that in described step c, the second material system is slowly added in the first material system by filter.By filter, the second material system is slowly added in the first material system, form water/oil type emulsified body at the beginning, when after the second material system adding volume, viscosity declines suddenly, phase inversion is modified to oil/water type emulsified body, the product obtained is changed the permeability of epidermal area, increases penetration power; Utilize diffusion technology, improve composition and enter solubility; Help penetration material to use, stiffening effect plays; Change carrier rigidity, improve deformability, increase efficiency of transmission; The material close with skin lipid, affinity is high, without advantages such as sensitizations.
In the present invention, preferred scheme is that described b step is specially: by the butanediol of formula ratio, Tween-60, betanin, glycerol, acrylate/C10-30 alkyl acrylate cross-linked copolymer, hyaluronate sodium, polyglutamic acid sodium and water mixing, then heat while stirring, be heated to 95 DEG C, then constant temperature 20min, then be cooled to 80 DEG C, obtain the second material system.
In the present invention, preferred scheme is that described step c is specially: the second material system that b step obtained adds in the first material system, and stirring and emulsifying 25min at the temperature of 85 DEG C, obtains mixed material system.
In the present invention, preferred scheme is that described Step d is specially: then, in the mixed material system obtained through step c, add the phenoxyethanol of formula ratio, boron nitride and essence with the speed of 15r/min, stir, mixing speed is 20r/min, is cooled to room temperature, obtains product.Inventor finds, the phenoxyethanol that this step limits, boron nitride and essence add the better effects if that speed and mixing speed can make emulsifying, make the product stability that obtains higher.
Compared with prior art, the invention has the advantages that: protective skin cream of the present invention, there is good skin-friendly and moistening effect; Through the protective skin cream that the inventive method is obtained, make product coated water soluble ingredient and oil-soluble ingredients simultaneously; With the sebum similar of skin, excellent skin-friendly; The hydrability of height, moistens horny layer, increases the permeability of water soluble ingredient; Highly softness and deformability, can enter fast and infiltrate into skin; Similar to skin keratin Rotating fields, moistening horny layer, strengthens horny layer obstacle function, possesses protection and moisture-keeping functions; In addition, preparation method of the present invention, has the advantages such as simple, easy to operate.
Detailed description of the invention
Embodiment 1
A kind of protective skin cream, it is made up of the following component according to percent by weight: cetyl PEG/PPG-10/1/ polydimethylsiloxane 3%, methyl cyclopentane siloxanes 5%, pigment 6%, polydimethylsiloxane 2%, silicone elastomer 5%, octyl group silicone oil 4%, isononyl isononanoate 5%, vitamin E 0.5%; Phenoxyethanol 0.4%, boron nitride 1%, essence 0.1%; Butanediol 7%, Tween-60 2%, betanin 3%, glycerol 6%, acrylate/C10-30 alkyl acrylate cross-linked copolymer 1%, hyaluronate sodium 0.1%, polyglutamic acid sodium 0.1%, surplus is water.
The preparation method of this protective skin cream comprises the steps:
A. oil phase preparation: by the cetyl PEG/PPG-10/1/ polydimethylsiloxane of formula ratio, methyl cyclopentane siloxanes, pigment, polydimethylsiloxane, silicone elastomer, octyl group silicone oil, isononyl isononanoate, vitamin E mixing, then dissolving with being steam heated to, obtaining the first material system;
B. aqueous phase preparation: by the butanediol of formula ratio, Tween-60, betanin, glycerol, acrylate/C10-30 alkyl acrylate cross-linked copolymer, hyaluronate sodium, polyglutamic acid sodium and water mixing, then Steam Heating is used while stirring, be heated to 95 DEG C, then constant temperature 20min, then be cooled to 80 DEG C, obtain the second material system;
C. the second material system that b step obtained slowly adds in the first material system by filter, and stirring and emulsifying 25min at the temperature of 85 DEG C, obtains mixed material system;
D. then, in the mixed material system obtained through step c, add the phenoxyethanol of formula ratio, boron nitride and essence with the speed of 15r/min, stir, mixing speed is 20r/min, is cooled to room temperature, obtains product.
Embodiment 2
A kind of protective skin cream, it is made up of the following component according to percent by weight: cetyl PEG/PPG-10/1/ polydimethylsiloxane 3%, methyl cyclopentane siloxanes 5%, pigment 5%, polydimethylsiloxane 2%, silicone elastomer 5%, octyl group silicone oil 3%, isononyl isononanoate 3%, vitamin E 0.5%; Phenoxyethanol 0.4%, boron nitride 1%, essence 0.1%; Butanediol 3%, Tween-60 2%, betanin 3%, glycerol 6%, acrylate/C10-30 alkyl acrylate cross-linked copolymer 0.5%, hyaluronate sodium 0.1%, polyglutamic acid sodium 0.1%, surplus is water.
The preparation method of this protective skin cream comprises the steps:
A. oil phase preparation: by the cetyl PEG/PPG-10/1/ polydimethylsiloxane of formula ratio, methyl cyclopentane siloxanes, pigment, polydimethylsiloxane, silicone elastomer, octyl group silicone oil, isononyl isononanoate, vitamin E mixing, then dissolving with being steam heated to, obtaining the first material system;
B. aqueous phase preparation: by the butanediol of formula ratio, Tween-60, betanin, glycerol, acrylate/C10-30 alkyl acrylate cross-linked copolymer, hyaluronate sodium, polyglutamic acid sodium and water mixing, then Steam Heating is used while stirring, be heated to 90 DEG C, then constant temperature 18min, then be cooled to 75 DEG C, obtain the second material system;
C. the second material system that b step obtained slowly adds in the first material system by filter, and stirring and emulsifying 23min at the temperature of 75 DEG C, obtains mixed material system;
D. then, in the mixed material system obtained through step c, add the phenoxyethanol of formula ratio, boron nitride and essence with the speed of 15r/min, stir, mixing speed is 20r/min, is cooled to room temperature, obtains product.
Embodiment 3
A kind of protective skin cream, it is made up of the following component according to percent by weight: cetyl PEG/PPG-10/1/ polydimethylsiloxane 3%, methyl cyclopentane siloxanes 5%, pigment 8%, polydimethylsiloxane 2%, silicone elastomer 5%, octyl group silicone oil 3-5%, isononyl isononanoate 5%, vitamin E 1%; Phenoxyethanol 0.4%, boron nitride 1%, essence 0.1%; Butanediol 8%, Tween-60 2%, betanin 3%, glycerol 6%, acrylate/C10-30 alkyl acrylate cross-linked copolymer 1%, hyaluronate sodium 0.2%, polyglutamic acid sodium 0.1%, surplus is water.
The preparation method of this protective skin cream comprises the steps:
A. oil phase preparation: by the cetyl PEG/PPG-10/1/ polydimethylsiloxane of formula ratio, methyl cyclopentane siloxanes, pigment, polydimethylsiloxane, silicone elastomer, octyl group silicone oil, isononyl isononanoate, vitamin E mixing, then dissolving with being steam heated to, obtaining the first material system;
B. aqueous phase preparation: by the butanediol of formula ratio, Tween-60, betanin, glycerol, acrylate/C10-30 alkyl acrylate cross-linked copolymer, hyaluronate sodium, polyglutamic acid sodium and water mixing, then Steam Heating is used while stirring, be heated to 100 DEG C, then constant temperature 22min, then be cooled to 85 DEG C, obtain the second material system;
C. the second material system that b step obtained slowly adds in the first material system by filter, and stirring and emulsifying 27min at the temperature of 75-90 DEG C, obtains mixed material system;
D. then, in the mixed material system obtained through step c, add the phenoxyethanol of formula ratio, boron nitride and essence with the speed of 15r/min, stir, mixing speed is 20r/min, is cooled to room temperature, obtains product.
Embodiment 4
A kind of protective skin cream, it is made up of the following component according to percent by weight: cetyl PEG/PPG-10/1/ polydimethylsiloxane 2%, methyl cyclopentane siloxanes 6%, pigment 5%, polydimethylsiloxane 3%, silicone elastomer 4%, octyl group silicone oil 5%, isononyl isononanoate 3%, vitamin E 1%; Phenoxyethanol 0.3%, boron nitride 1.5%, essence 0.05%; Butanediol 8%, Tween-60 1%, betanin 4%, glycerol 5%, acrylate/C10-30 alkyl acrylate cross-linked copolymer 1%, hyaluronate sodium 0.1%, polyglutamic acid sodium 0.15%, surplus is water.
The preparation method of this protective skin cream comprises the steps:
A. oil phase preparation: by the cetyl PEG/PPG-10/1/ polydimethylsiloxane of formula ratio, methyl cyclopentane siloxanes, pigment, polydimethylsiloxane, silicone elastomer, octyl group silicone oil, isononyl isononanoate, vitamin E mixing, then dissolving with being steam heated to, obtaining the first material system;
B. aqueous phase preparation: by the butanediol of formula ratio, Tween-60, betanin, glycerol, acrylate/C10-30 alkyl acrylate cross-linked copolymer, hyaluronate sodium, polyglutamic acid sodium and water mixing, then Steam Heating is used while stirring, be heated to 98 DEG C, then constant temperature 19min, then be cooled to 78 DEG C, obtain the second material system;
C. just b step obtains the second material system and slowly adds in the first material system by filter, and stirring and emulsifying 26min at the temperature of 83 DEG C, obtains mixed material system;
D. then, in the mixed material system obtained through step c, add the phenoxyethanol of formula ratio, boron nitride and essence with the speed of 15r/min, stir, mixing speed is 20r/min, is cooled to room temperature, obtains product.
Embodiment 5
A kind of protective skin cream, it is made up of the following component according to percent by weight: cetyl PEG/PPG-10/1/ polydimethylsiloxane 4%, methyl cyclopentane siloxanes 4%, pigment 8%, polydimethylsiloxane 1%, silicone elastomer 6%, octyl group silicone oil 3%, isononyl isononanoate 5%, vitamin E 0.5%; Phenoxyethanol 0.5%, boron nitride 0.5%, essence 0.15%; Butanediol 3%, Tween-60 3%, betanin 2%, glycerol 7%, acrylate/C10-30 alkyl acrylate cross-linked copolymer 0.5%, hyaluronate sodium 0.2%, polyglutamic acid sodium 0.05%, surplus is water.
The preparation method of this protective skin cream comprises the steps:
A. oil phase preparation: by the cetyl PEG/PPG-10/1/ polydimethylsiloxane of formula ratio, methyl cyclopentane siloxanes, pigment, polydimethylsiloxane, silicone elastomer, octyl group silicone oil, isononyl isononanoate, vitamin E mixing, then dissolving with being steam heated to, obtaining the first material system;
B. aqueous phase preparation: by the butanediol of formula ratio, Tween-60, betanin, glycerol, acrylate/C10-30 alkyl acrylate cross-linked copolymer, hyaluronate sodium, polyglutamic acid sodium and water mixing, then Steam Heating is used while stirring, be heated to 94 DEG C, then constant temperature 19min, then be cooled to 77 DEG C, obtain the second material system;
C. the second material system that b step obtained slowly adds in the first material system by filter, and stirring and emulsifying 24min at the temperature of 81 DEG C, obtains mixed material system;
D. then, in the mixed material system obtained through step c, add the phenoxyethanol of formula ratio, boron nitride and essence with the speed of 15r/min, stir, mixing speed is 20r/min, is cooled to room temperature, obtains product.
Comparative example 1
A kind of protective skin cream, its composite formula is identical with the formula in embodiment 1; The preparation method of this protective skin cream comprises the steps:
A. oil phase preparation: by the cetyl PEG/PPG-10/1/ polydimethylsiloxane of formula ratio, methyl cyclopentane siloxanes, pigment, polydimethylsiloxane, silicone elastomer, octyl group silicone oil, isononyl isononanoate, vitamin E mixing, then dissolving with being steam heated to, obtaining the first material system;
B. aqueous phase preparation: by the butanediol of formula ratio, Tween-60, betanin, glycerol, acrylate/C10-30 alkyl acrylate cross-linked copolymer, hyaluronate sodium, polyglutamic acid sodium and water mixing, then Steam Heating is used while stirring, be heated to 85 DEG C, then constant temperature 24min, then be cooled to 73 DEG C, obtain the second material system;
C. the second material system that b step obtained slowly adds in the first material system by filter, and stirring and emulsifying 20min at the temperature of 91 DEG C, obtains mixed material system;
D. then, in the mixed material system obtained through step c, add the phenoxyethanol of formula ratio, boron nitride and essence with the speed of 15r/min, stir, mixing speed is 20r/min, is cooled to room temperature, obtains product.
Comparative example 2
A kind of protective skin cream, its composite formula is identical with the formula in embodiment 2; The preparation method of this protective skin cream comprises the steps:
A. oil phase preparation: by the cetyl PEG/PPG-10/1/ polydimethylsiloxane of formula ratio, methyl cyclopentane siloxanes, pigment, polydimethylsiloxane, silicone elastomer, octyl group silicone oil, isononyl isononanoate, vitamin E mixing, then dissolving with being steam heated to, obtaining the first material system;
B. aqueous phase preparation: by the butanediol of formula ratio, Tween-60, betanin, glycerol, acrylate/C10-30 alkyl acrylate cross-linked copolymer, hyaluronate sodium, polyglutamic acid sodium and water mixing, then Steam Heating is used while stirring, be heated to 105 DEG C, then constant temperature 17min, then be cooled to 87 DEG C, obtain the second material system;
C. the second material system that b step obtained slowly adds in the first material system by filter, and stirring and emulsifying 30min at the temperature of 73 DEG C, obtains mixed material system;
D. then, in the mixed material system obtained through step c, add the phenoxyethanol of formula ratio, boron nitride and essence with the speed of 15r/min, stir, mixing speed is 20r/min, is cooled to room temperature, obtains product.
Comparative example 3
A kind of protective skin cream, it is made up of the following component according to percent by weight: cetyl PEG/PPG-10/1/ polydimethylsiloxane 5%, methyl cyclopentane siloxanes 3%, pigment 6%, polydimethylsiloxane 2%, silicone elastomer 5%, octyl group silicone oil 4%, isononyl isononanoate 6%, vitamin E 1.2%; Phenoxyethanol 0.6%, boron nitride 1%, essence 0.2%; Butanediol 6%, Tween-60 2%, betanin 3%, glycerol 4%, acrylate/C10-30 alkyl acrylate cross-linked copolymer 1%, hyaluronate sodium 0.2%, polyglutamic acid sodium 0.15%, surplus is water.
This protective skin cream adopts the preparation method in embodiment 3 to be prepared.
Comparative example 4
A kind of protective skin cream, it is made up of the following component according to percent by weight: cetyl PEG/PPG-10/1/ polydimethylsiloxane 1.5%, methyl cyclopentane siloxanes 3.8%, pigment 7%, polydimethylsiloxane 4%, silicone elastomer 3%, octyl group silicone oil 4%, isononyl isononanoate 5%, vitamin E 1.2%; Phenoxyethanol 0.3%, boron nitride 1%, essence 0.1%; Butanediol 9%, Tween-60 2%, betanin 5%, glycerol 6%, acrylate/C10-30 alkyl acrylate cross-linked copolymer 0.8%, hyaluronate sodium 0.2%, polyglutamic acid sodium 0.15%, surplus is water.
This protective skin cream adopts the preparation method in embodiment 4 to be prepared.
Experimental example
1, greasy feeling test
The protective skin cream that Example 1-5, comparative example 1-4 are obtained, then 180 volunteers are selected, it is one group that every 20 volunteers compile, spread upon on hand skin with the protective skin cream that embodiment 1-5, comparative example 1-4 are obtained respectively, greasy degree is tested, three indexs that greasy degree adopts " without greasy feeling, generally greasy and very greasy ", concrete outcome refers to following table 1:
The greasy feeling test data table of the protective skin cream of table 1: embodiment 1-5, comparative example 1-4
Note: the digitized representation in table be number, as embodiment 1 with without 20 in the crossing form of greasy feeling, represent, use in the volunteer of the protective skin cream of embodiment 1, sensation protective skin cream is 20 people without the number of greasy feeling.
Data as can be seen from this form, adopt the protective skin cream that the inventive method is obtained, and human body sensory is without greasy feeling, salubrious, and wherein the effect of embodiment 1 is optimum.
2, moisture-keeping efficacy test
Method of testing: the volunteer selecting 90 skins close (heavier degree of roughness), every ten volunteers are one group, the protective skin cream of embodiment 1-5, comparative example 1-4 is smeared respectively in face, the time used is 30min, clean face afterwards, evaluate face's degree of drying after 2 hours, the index of evaluation is the situation of peeling off of skin, flushing degree, roughness and degree of chapping; Specifically, be divided into 5 intensity grades, the intensity grade integer of 0-4 carries out representing (wherein 0=without, 1=is light, in 2=; 3=is heavy, and 4=is extremely heavy), concrete standard can see table 2:
Table 2: degree of drying grading index table
Test result: protective skin cream is after half an hour is smeared by volunteer face, cleaning face, then the situation of 2 situations of peeling off of as a child observing volunteer face, flushing degree, roughness and degree of chapping, then grade according to the intensity grade of table 1, concrete outcome refers to table 3:
Table 3: volunteer's skin dryness table
| Rating scale | 0 (nothing)/people | 1 (gently)/people | 2 (in)/people | 3 (weight)/people | 4 (extremely heavy)/people |
| Embodiment 1 | 10 | 0 | 0 | 0 | 0 |
| Embodiment 2 | 7 | 3 | 0 | 0 | 0 |
| Embodiment 3 | 7 | 3 | 0 | 0 | 0 |
| Embodiment 4 | 8 | 2 | 0 | 0 | 0 |
| Embodiment 5 | 8 | 2 | 0 | 0 | 0 |
| Comparative example 1 | 2 | 7 | 1 | 0 | 0 |
| Comparative example 2 | 1 | 7 | 2 | 0 | 0 |
| Comparative example 3 | 2 | 6 | 2 | 0 | 0 |
| Comparative example 4 | 3 | 6 | 1 | 0 | 0 |
Data as can be seen from upper table, adopt the protective skin cream of the present invention program, the facial degree of roughness of volunteer obtains obvious improvement, illustrates that protective skin cream of the present invention has good moisture-keeping efficacy, and wherein the moisture-keeping efficacy of embodiment 1 is optimum.
3, absorption efficiency test
Example 1-5, the protective skin cream that comparative example 1-4 is obtained, select 100 volunteers (skin dryness is moderate), at hand 9 different parts of the same volunteer, smear embodiment 1-5 respectively, the protective skin cream that comparative example 1-4 is obtained, every day respectively smears once sooner or later, at the 10th day, 20th day, 30th day, within 45th day and the 60th day, observe the situation at each volunteer's hand 9 positions respectively, and adopt the skin of the index of moisture-keeping efficacy part of detecting to these 9 positions to evaluate, record the number that above-mentioned time skin dryness level is 0 grade, concrete outcome refers to following table 4:
Table 4: absorption efficiency test data table
| 10th day | 20th day | 30th day | 45th day | 60th day | |
| Embodiment 1 | 23 | 68 | 100 | 100 | 100 |
| Embodiment 2 | 18 | 62 | 89 | 100 | 100 |
| Embodiment 3 | 19 | 61 | 92 | 100 | 100 |
| Embodiment 4 | 17 | 59 | 87 | 100 | 100 |
| Embodiment 5 | 18 | 63 | 93 | 100 | 100 |
| Comparative example 1 | 3 | 27 | 59 | 87 | 98 |
| Comparative example 2 | 5 | 29 | 64 | 89 | 99 |
| Comparative example 3 | 2 | 12 | 38 | 76 | 93 |
| Comparative example 4 | 1 | 9 | 41 | 80 | 95 |
As can be seen from data in upper table, adopt protective skin cream of the present invention, namely volunteer's skin improved at 45 days, and skin is no longer dry, and responding time is obviously faster than comparative example 1-4, and wherein embodiment 1 responding time is the fastest, most effective.
Above-mentioned embodiment is only the preferred embodiment of the present invention; can not limit the scope of protection of the invention with this, change and the replacement of any unsubstantiality that those skilled in the art does on basis of the present invention all belong to the present invention's scope required for protection.
Claims (9)
1. a protective skin cream, it is characterized in that being made up of the following component according to percent by weight: cetyl PEG/PPG-10/1/ polydimethylsiloxane 2-4%, methyl cyclopentane siloxanes 4-6%, pigment 5-8%, polydimethylsiloxane 1-3%, silicone elastomer 4-6%, octyl group silicone oil 3-5%, isononyl isononanoate 3-5%, vitamin E 0.5-1%; Phenoxyethanol 0.3-0.5%, boron nitride 0.5-1.5%, essence 0.05-0.15%, butanediol 3-8%, Tween-60 1-3%, betanin 2-4%, glycerol 5-7%, acrylate/C10-30 alkyl acrylate cross-linked copolymer 0.5-1%, hyaluronate sodium 0.1-0.2%, polyglutamic acid sodium 0.05-0.15%, surplus is water.
2. protective skin cream according to claim 1, it is characterized in that being made up of the following component according to percent by weight: cetyl PEG/PPG-10/1/ polydimethylsiloxane 3%, methyl cyclopentane siloxanes 5%, pigment 5-8%, polydimethylsiloxane 2%, silicone elastomer 5%, octyl group silicone oil 3-5%, isononyl isononanoate 3-5%, vitamin E 0.5-1%; Phenoxyethanol 0.4%, boron nitride 1%, essence 0.1%, butanediol 3-8%, Tween-60 2%, betanin 3%, glycerol 6%, acrylate/C10-30 alkyl acrylate cross-linked copolymer 0.5-1%, hyaluronate sodium 0.1-0.2%, polyglutamic acid sodium 0.1%, surplus is water.
3. protective skin cream according to claim 1, it is characterized in that being made up of the following component according to percent by weight: cetyl PEG/PPG-10/1/ polydimethylsiloxane 3%, methyl cyclopentane siloxanes 5%, pigment 6%, polydimethylsiloxane 2%, silicone elastomer 5%, octyl group silicone oil 4%, isononyl isononanoate 5%, vitamin E 0.5%; Phenoxyethanol 0.4%, boron nitride 1%, essence 0.1%, butanediol 7%, Tween-60 2%, betanin 3%, glycerol 6%, acrylate/C10-30 alkyl acrylate cross-linked copolymer 1%, hyaluronate sodium 0.1%, polyglutamic acid sodium 0.1%, surplus is water.
4. the preparation method of protective skin cream according to claim 1, is characterized in that comprising the steps:
A. oil phase preparation: by the cetyl PEG/PPG-10/1/ polydimethylsiloxane of formula ratio, methyl cyclopentane siloxanes, pigment, polydimethylsiloxane, silicone elastomer, octyl group silicone oil, isononyl isononanoate, vitamin E mixing, then be heated to dissolve, obtain the first material system;
B. aqueous phase preparation: by the butanediol of formula ratio, Tween-60, betanin, glycerol, acrylate/C10-30 alkyl acrylate cross-linked copolymer, hyaluronate sodium, polyglutamic acid sodium and water mixing, then heat while stirring, be heated to 90-100 DEG C, then constant temperature 18-22min, then be cooled to 75-85 DEG C, obtain the second material system;
C. the second material system that b step obtained adds in the first material system, and stirring and emulsifying 23-27min at the temperature of 75-90 DEG C, obtains mixed material system;
D. then, in the mixed material system obtained through step c, add the phenoxyethanol of formula ratio, boron nitride and essence, stir, be cooled to room temperature, obtain product.
5. the preparation method of protective skin cream according to claim 4, is characterized in that: all adopt Steam Heating in described a step and b step.
6. the preparation method of protective skin cream according to claim 4, is characterized in that: in described step c, the second material system is slowly added in the first material system by filter.
7. the preparation method of protective skin cream according to claim 4, it is characterized in that described b step is specially: by the butanediol of formula ratio, Tween-60, betanin, glycerol, acrylate/C10-30 alkyl acrylate cross-linked copolymer, hyaluronate sodium, polyglutamic acid sodium and water mixing, then heat while stirring, be heated to 95 DEG C, then constant temperature 20min, then be cooled to 80 DEG C, obtain the second material system.
8. the preparation method of protective skin cream according to claim 4, is characterized in that described step c is specially: the second material system that b step obtained adds in the first material system, and stirring and emulsifying 25min at the temperature of 85 DEG C, obtains mixed material system.
9. the preparation method of protective skin cream according to claim 4, it is characterized in that described Step d is specially: then, the phenoxyethanol of formula ratio, boron nitride and essence is added with the speed of 15r/min in the mixed material system obtained through step c, stir, mixing speed is 20r/min, be cooled to room temperature, obtain product.
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| CN201410852862.7A CN104473786A (en) | 2014-12-26 | 2014-12-26 | Skin cream and preparation method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20180168994A1 (en) * | 2016-12-15 | 2018-06-21 | Elc Management Llc | Cosmetic Compositions |
| KR20190087642A (en) * | 2016-12-15 | 2019-07-24 | 이엘씨 매니지먼트 엘엘씨 | Cosmetic composition |
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| US10660420B2 (en) * | 2016-12-15 | 2020-05-26 | Elc Management Llc | Cosmetic compositions |
| KR102251562B1 (en) | 2016-12-15 | 2021-05-14 | 이엘씨 매니지먼트 엘엘씨 | Cosmetic composition |
| US11291286B2 (en) | 2016-12-15 | 2022-04-05 | Elc Management Llc | Cosmetic compositions with a micro-mesh structure |
| CN112294732A (en) * | 2020-07-01 | 2021-02-02 | 西安博和医疗科技有限公司 | Moisturizing composition and preparation method thereof |
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