CN109998947A - Tremella skin care freeze-drying facial mask without preservative and preparation method thereof - Google Patents
Tremella skin care freeze-drying facial mask without preservative and preparation method thereof Download PDFInfo
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- CN109998947A CN109998947A CN201910355690.5A CN201910355690A CN109998947A CN 109998947 A CN109998947 A CN 109998947A CN 201910355690 A CN201910355690 A CN 201910355690A CN 109998947 A CN109998947 A CN 109998947A
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- A61K8/00—Cosmetics or similar toiletry preparations
- A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
- A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
- A61K8/33—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing oxygen
- A61K8/34—Alcohols
- A61K8/345—Alcohols containing more than one hydroxy group
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- A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
- A61K8/72—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
- A61K8/73—Polysaccharides
- A61K8/735—Mucopolysaccharides, e.g. hyaluronic acid; Derivatives thereof
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- A61K8/92—Oils, fats or waxes; Derivatives thereof, e.g. hydrogenation products thereof
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- A61K8/96—Cosmetics or similar toiletry preparations characterised by the composition containing materials, or derivatives thereof of undetermined constitution
- A61K8/97—Cosmetics or similar toiletry preparations characterised by the composition containing materials, or derivatives thereof of undetermined constitution from algae, fungi, lichens or plants; from derivatives thereof
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- 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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- A61K2800/00—Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
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Abstract
The invention discloses a kind of, and facial mask and preparation method thereof is lyophilized in the tremella skin care without preservative, facial mask contains freeze-dried powder, the freeze-dried powder includes following components: 1~20 part of Tremella fructification extract, 0.1~5 part of ethoxy urea, 0.5~8 part of jojoba seed oil, 0.1~15 part of moisturizer, 1~5 part of oligofructose, 0.1~10 part of emulsifier, 1~20 part of Butyrospermum parkii fruit rouge, 0.1~5 part of saualane, 5~60 parts of water.Freeze-drying facial mask of the invention is rich in a variety of moisturizing compositions, and skin can be nourished with depth, and moisture-locking makes skin keep water tender smooth.
Description
Technical field
The present invention relates to technical field of skin care, and in particular to tremella skin care freeze-dried powder, freeze-drying facial mask without preservative
And preparation method thereof.
Background technique
Facial mask is lyophilized, also known as freeze-dried powder facial mask, freeze-drying solid-state stoste facial mask is carried out moisture using vacuum freeze drying
Distillation forms the facial mask of solid-state dry film form.It can be used for maintaining facial skin, play replenishing water and preserving moisture, skin care, anti-aging, put down
Weigh grease etc. and other effects.
Tremella is also tremella, there is nourishing to promote the production of body fluid, the function of moistening lung nourishing the stomach.Tremella polysaccharides be tremella it is main effectively at
Divide (account for about tremella dry weight 60%~70%), is divided into exocellular polysaccharide and cell wall polysaccharide, most representative is that tremella acidity is different
Polysaccharide, structure are using α-mannosan as main chain, with β-(1,2) L- xylose, β-(1,2) glucuronic acid and a small amount of rock algae
For side chain.Other several polysaccharide bodies are neutral heteropolysaccharide.s, are made of xylose, mannose, galactolipin and glucuronic acid.Tremella polysaccharides
As natural extract, there is moisturizing and oxidation resistant activity, in addition, being also rich in natural characteristic colloid, long-time service has very
Good moisturizing effect.
Moisturizing is the direction that cosmetic field is pursued always, moistening effect be guarantee skin health, anti-aging it is important
Condition.As man-year age increases, skin moisture-keeping mechanism is damaged, and skin tissue cell and intercellular moisture content are reduced,
When cuticula moisture drops to 10% or less, skin, which will seem, to be dried, follows the string, wrinkling, accelerating skin aging.It is another
Aspect skin is encroached on by sweltering heat, cold, wind, detergent, ultraviolet radiation etc., and surface layer can become drier.Therefore such as
What keeps the moisture of skin, and it is particularly significant to reduce moisture loss.Usually contain sealer, moisture absorption in cosmetics currently on the market
Agent, hydrophilic matrix, preventing light agent and some special adding ingredients.But the irritation of these ingredients is bigger, especially absolutely mostly
Preservative is added in order to extend the shelf life in number cosmetics, and this kind of cosmetics, which are used for a long time, to cause possible permanent damage to skin.
In general, containing one or more groups with reparation skin injury in cosmetology composition in the market
Point, but these components are weak through the ability of keratoderma, it is difficult to it plays a role into skin corium, therefore these cosmetology groups
Close active principle in object utilization rate is low, skin effect is bad, and there is also active principles to keep active ability lower, no
Holding that can be permanent is active.Butyrospermum parkii (BUTYROSPERMUM PARKII) fruit rouge is the active constituent of nursing skin, can
Control or regulate skin aging process, protect damaged skin, delay skin aging, to keep normal skin structure and function,
The normal physiological activity and metabolism for maintaining body are of great significance.The skin due to caused by the factors such as age, physiology, environment declines
During old, skin activity is reduced, and physiological function decline, the serious pathology that also will cause sexually revises.Currently marketed skin care item
In also usually add Butyrospermum parkii fruit rouge, but the Butyrospermum parkii fruit rouge being added in skin care item is difficult to more muchly keep
High activity.
Accordingly, it is now desired to which a kind of mask product without preservative, can play moisturizing, moisturizing, anti-aging, permanent shield
The effect of skin repairs skin, and be used for a long time and do not damage skin to maintain the elasticity of skin.
Summary of the invention
In view of the problems of the existing technology, the tremella shield without preservative that one of the objects of the present invention is to provide a kind of
Skin freeze-dried powder.
Another object of the present invention is to provide a kind of, and facial mask is lyophilized in the tremella skin care without preservative.
Another object of the present invention is to provide a kind of preparation method of tremella skin care freeze-dried powder without preservative.
Further, another object of the present invention is to provide a kind of system of tremella skin care freeze-drying facial mask without preservative
Preparation Method.
Further, another object of the present invention is to provide a kind of making for tremella skin care freeze-drying facial mask without preservative
Use method.
The invention adopts the following technical scheme:
Tremella skin care freeze-dried powder without preservative, according to parts by weight, the freeze-dried powder includes following raw material:
Optionally, the tremella skin care freeze-dried powder without preservative, according to parts by weight, including following raw material:
Further, the Tremella fructification extract passes through supercritical CO2Extraction process is made, and Tremella fructification extracts
Object accounts for 1~20 part, such as 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20 part.Tremella is real
Polysaccharide body substance or different glycan protein nucleic acid compound are natural moisturizing factors in body extract, can improve keratoderma and contain
Water rate can reduce moisture of skin windage, moisturizing water lock, anti-aging.
Optionally, the Tremella fructification extract is also commercially available buys.
Specifically, Tremella fructification is cleaned out, such as washed, be ground into 50~100 using grinding device after drying
The powder of mesh (such as 50~60 mesh, 60~70 mesh, 70~80 mesh, 80~90 mesh, 90~100 mesh), passes through supercritical CO2Extraction
Technique extracts powder.
Further, the supercritical CO2The condition of extraction process are as follows: with CO2For supercritical fluid, extracting pressure is
200~500bar (for example, 200bar, 300bar, 400bar, 500bar), time are 1~3h (for example, 1h, 2h, 3h), temperature
For 40 DEG C~50 DEG C (for example, 40 DEG C, 41 DEG C, 42 DEG C, 43 DEG C, 44 DEG C, 45 DEG C, 46 DEG C, 47 DEG C, 48 DEG C, 49 DEG C, 50 DEG C), CO2
Flow velocity is 10~20g/min (for example, 10,11,12,13,14,15,16,17,18,19,20g/min).
Term " supercritical CO used herein2Extraction " (Supercritical Fluids Extraction, SFE),
Refer to and utilizes the fluid (CO under supercriticality2) it is used as extractant, constituent part is extracted from solid or liquid charging stock
Isolation technics.Supercritical fluid not only solvability with higher, mass transfer rate also with higher, preferable mobility
It can and quickly reach the ability of balance.Moreover, because temperature and pressure can cause to dissolve in the minor change of Near The Critical Point
The significant changes of ability, this makes supercritical fluid have good controllability and selectivity.
Further, supercritical extract overcome tradition extract or extracting process time-consuming, process is cumbersome, the rate of recovery is low,
The problems such as seriously polluted, is especially a cancellation harm of the organic solvent to human body and environment.Fluid CO used in it2With nothing
Malicious, tasteless, non-ignitable, noresidue, it is cheap, easily purification the features such as.
Further, the ethoxy urea be 0.1~5 part, such as 0.1,0.3,0.5,0.7,0.9,1.2,1.5,1.8,
2,2.5,2.8,3,3.2,3.5,3.8,4,4.5,4.8,5 parts.
Further, Jojoba (SIMMONDSIA CHINENSIS) the seed oil be 0.5~8 part, such as 0.5,0.6,
0.7,0.8,0.9,1,2,3,4,5,6,7,8 part.The component of jojoba seed oil close to sebum, vitamin D rich in and
Protein has good skin-friendly, facilitates Peppermint Extract, can be soft and nourishes skin, safeguards moisture of skin, pre- wrinkle resistant
Line and softening skin.
Further, the moisturizer includes at least one of glycerol, trehalose, hyaluronic acid, Sodium Hyaluronate.
Optionally, the moisturizer include 0.1~5 part (such as 0.1,0.3,0.5,0.7,0.9,1.2,1.5,1.8,2,
2.5,2.8,3,3.2,3.5,3.8,4,4.5,4.8,5 parts) glycerol, 0.1~5 part (such as 0.1,0.3,0.5,0.7,0.9,
1.2,1.5,1.8,2,2.5,2.8,3,3.2,3.5,3.8,4,4.5,4.8,5 parts) trehalose and 0.1~5 part (such as 0.1,
0.3,0.5,0.7,0.9,1.2,1.5,1.8,2,2.5,2.8,3,3.2,3.5,3.8,4,4.5,4.8,5 part) hyaluronic acid
Sodium.
Further, the emulsifier includes at least one of Natrulon H-10 oleate, -2 oleate of polyglycereol.
Optionally, the emulsifier include 0.1~5 part (such as 0.1,0.3,0.5,0.7,0.9,1.2,1.5,1.8,2,
2.5,2.8,3,3.2,3.5,3.8,4,4.5,4.8,5 parts) Natrulon H-10 oleate and 0.1~5 part (such as 0.1,0.3,
0.5,0.7,0.9,1.2,1.5,1.8,2,2.5,2.8,3,3.2,3.5,3.8,4,4.5,4.8,5 part) -2 oleic acid of polyglycereol
Ester.
Further, the oligofructose be 1~5 part, such as 1,1.2,1.5,1.8,2,2.5,2.8,3,3.2,3.5,
3.8,4,4.5,4.8,5 parts.
Further, Butyrospermum parkii (BUTYROSPERMUM PARKII) the fruit rouge accounts for 1~20 part, for example, 1,2,3,4,
5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20 parts.Contain vitamin A abundant, E in Butyrospermum parkii fruit rouge
And D, the effect of lecithin, carrotene etc. are to skin beneficiating composition, can consolidation skin, aging is resisted, in Butyrospermum parkii fruit rouge
Unsaturated fatty acid humectant properties and human skin sebaceous glands it is very much like, be extraordinary natural moisturizing bodyguard.
Further, the saualane be 0.1~5 part, such as 0.1,0.3,0.5,0.7,0.9,1.2,1.5,1.8,2,
2.5,2.8,3,3.2,3.5,3.8,4,4.5,4.8,5 parts.Saualane can make skin moisture retention water profit plentiful, and effective protection
Skin lipid cell is not injured by free base.
Term " free radical " used herein refers to the original with unpaired electron that homolysis occurs for covalent bond and is formed
Son or group, it is including but not limited to following: ultra-oxygen anion free radical (O2 -), hydrogen peroxide (H2O2), hydroxyl radical free radical (
OH), single oxygen (1O2), carbon center's (CH-R) lipid free radical or L free radical, etc..The intracorporal free radical of people be activity very
Strong atom or group can aoxidize other materials in human body.
Particularly, the freeze-dried powder of the application or freeze-drying facial mask are free of preservative, such as without benzoic acid and its esters, sorb
Acid and its esters, dehydroactic acid and its esters, parabens etc. are specifically free of such as methyl hydroxybenzoate, Nipasol, benzene
Oxyethanol, benzyl alcohol, benzyl carbinol, Bis(hydroxymethyl)imidazolidinyl urea, potassium sorbate, sodium benzoate, Chlorphenesin, dehydroactic acid
Sodium etc..
Further, water can be distilled water, deionized water, ultrapure water etc., preferably deionized water.The dosage of water be 5~
60 parts, such as 5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,30,40,50,60 parts.
In various embodiments, facial mask is lyophilized in the tremella skin care without preservative, including the freeze-dried powder and facial mask cloth.
The material of the facial mask cloth is cotton, terylene, blended, silk or fruit fiber.
Preferably, the facial mask cloth is day cortina cloth, cellulose of the raw material of tencel in trees, the pure day of a hundred percent
Right material, in addition loopful, which protects no added production process, forms absolutely pure tencel fiber.Tencel facial mask is after use about
12 weeks can be degradable, water and carbon dioxide are formed, do not can cause environmental pollution.Tencel fiber is than general cotton fiber
It is softer, more smooth, there is fabulous biocompatibility with human skin.Apply sense soft comfortable do not stimulate skin, apply on the face from
Right transparent, close docile.Tencel facial mask possesses good moisture absorbing, and water imbibition is more superior than common non-woven fabric, can adsorb
The Essence that 8 times of facial mask cloth own wt makes skin keep the wet of longer time and nourish.In addition, the stretching of day cortina cloth
Degree preferably, is suitble to the tight of any shape of face.Natural activity composition and nutriment are attached to day by unique lyophilized technique
Cortina cloth, can be persistently fresh-keeping, meets water, that is, release vigor.
In various embodiments, the preparation method of the tremella skin care freeze-dried powder without preservative, comprising the following steps:
(1) it mixes: by Tremella fructification extract, ethoxy urea, jojoba seed oil, moisturizer, oligofructose, emulsification
Agent, Butyrospermum parkii fruit rouge, saualane, water (pressing each composition proportion) mixing, stir evenly, obtain mixture；
(2) precooling: by mixture at -20 DEG C to -30 DEG C 1~3h of precooling；
(3) it vacuum freeze drying: is then freeze-dried, vacuum at -180 DEG C to -196 DEG C (the optional liquid nitrogen of refrigerated source)
Degree be 5~50Pa (for example, 5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,
26,27,28,30,32,35,38,42,45,48,50Pa), sublimation drying≤10min (for example,≤5min ,≤3min, or
1~2min or 0.5~1min or 10~30s).
Above-mentioned vacuum refrigeration be flash freezing, in gnotobasis, by vacuum drying, active constituent is dehydrated completely to
Solid-state can be used nitrogen and be sealed preservation, so that optional do not need to add any preservative, antistaling agent, can more sufficiently,
More muchly retain essence activity.Active constituent therein can efficiently remove free radical, prevent free radical aging, damage skin
Skin cell.
In various embodiments, the preparation method of the tremella skin care freeze-drying facial mask without preservative, comprising the following steps:
(1) it mixes: by Tremella fructification extract, ethoxy urea, jojoba seed oil, moisturizer, oligofructose, emulsification
Agent, Butyrospermum parkii fruit rouge, saualane, water (pressing each composition proportion) mixing, stir evenly, obtain mixture；
(2) mixture is coated on to or is soaked facial mask cloth；
(3) precooling: by the facial mask cloth with mixture at -20 DEG C to -30 DEG C 1~3h of precooling；
(4) it vacuum freeze drying: is freeze-dried at -180 DEG C to -196 DEG C (the optional liquid nitrogen of refrigerated source), vacuum degree is
5~50Pa (for example, 5,6,7,8,9,10,11,12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27,
28,30,32,35,38,42,45,48,50Pa), sublimation drying≤10min (for example,≤5min ,≤3min or 1~
2min or 0.5~1min or 10~30s)；
(5) it is vacuum-packed.
Further, it the application method of the tremella skin care freeze-drying facial mask without preservative: after face cleaning, takes and a piece of first uses water logging
Wet (such as facial mask cloth being put into the water (being contained with facial mask tray) of 10~40ml, such as 25ml), facial mask cloth fully absorbs water,
The essence being impregnated in the facial mask cloth of moisture has activated, and then facial mask cloth will be pasted on again face (after immersion) and (or be pasted on
Face, with water-soaked), it applies 10~30 minutes (preferably 25~30 minutes) and removes, without cleaning after removing, directly pat rush
Make to fully absorb, can continue to using other skin care item.Mask product of the invention is without preservative, hormone, antibacterial agent etc.
Chemical addition agent will not destroy skin microecological balance, and depending on the mask sheet skin time can be by personal preference, time more long effect is more
Good, the essence for retaining in face not enough can gently be massaged into and fully absorb by the time, without face cleaning again.
Traditional facial mask, every, all containing the water of 15-30ml, and compounds with various other ingredients, and under liquid environment, lead to
Often needing to add preservative just can guarantee that its long-time is never degenerated, while the activity of some of ingredients can have a greatly reduced quality, very
Extremely sensitivity response can be brought to skin.The application uses wink cold freeze drying technology, carries out cooling in advance and is frozen into solid, then true
(while ultralow temperature, short time) makes solid water directly distil to come out under conditions of sky, and active constituent is retained in face when freezing
In film cloth, in this case, the original activity of active constituent is kept or lockked.After frozen dried, for thermally labile
, oxidizable, degradable ingredient can still keep very high activity.
The storage method of the product of the application: it is saved under dry cool environment.It is suitble to crowd: any skin quality.
By the freeze-dried powder being prepared or freeze-drying facial mask inspection, product is qualified, then discharges, and sampling observation is qualified, storage.
As it is used herein, "and/or" includes any and one or more associations list all combined terms of item.
Term used herein is only used for description specific embodiment, without being intended to the limitation present invention.As it is used herein, singular
Form " one ", "one", "an" and "the" are also intended to include plural form, unless the context clearly indicates otherwise.Further
Understanding, " comprising " when using in the present specification, specifies stated feature, integer, step, operation, element and/or composition,
But one or more of the other feature is not precluded the presence or addition of, integer, step operates, element, composition and/or their combination.
Unless otherwise defined, all terms (including technical and scientific term) used herein have skill belonging to the present invention
The identical meaning that those of ordinary skill is commonly understood by art field.It further understands, term, it is fixed such as in common dictionary
Justice, explains consistent with their meanings in the environment of related fields, and not idealizes or meaning too formal, unless
Here it is clearly defined.
Exemplary invention described herein can suitably lack any one or more of element limitation, here without special
It is open.Therefore, "comprising", " comprising ", the term of " containing " etc. should be by wide in range and without limitation understand.In addition, being made herein
Term expression is used as describing, there is no limit, and do not include using these any equivalent characterizations term expression be
Unintentionally, their a part of characteristic is only described, but according to right, various modifications are possible within the scope of the invention.
Therefore, although the present invention has passed through preferred embodiment and optional feature is specifically disclosed, sheet of the modification disclosed herein to embody
The variation of invention may be recorded by those skilled in the art, and such modifications and variations can be considered of the invention
Within the scope of.
Compared with the prior art, beneficial effects of the present invention:
(1) freeze-drying facial mask of the invention is after frozen dried, for thermally labile, oxidizable, degradable ingredient
Very high activity can still be kept；
(2) freeze-drying facial mask of the invention is free of the chemical addition agents such as preservative, hormone, antibacterial agent, safe and efficient, to skin
Without pessimal stimulation and side effect；
(3) freeze-drying facial mask of the invention contains there are many moisturizing composition, and depth nourishes skin, and moisture-locking keeps skin
Water is tender smooth.
Specific embodiment
In order to preferably explain the present invention, it is described further now in conjunction with following specific embodiments, but the present invention is unlimited
In specific embodiment.
Embodiment 1
A kind of tremella skin care freeze-dried powder without preservative, according to parts by weight, including following raw material:
The Tremella fructification extract passes through supercritical CO2Extraction process is made, and Tremella fructification is washed, after drying
50~100 mesh powders are ground into using grinding device.Supercritical CO2The condition of extraction process are as follows: with CO2For supercritical fluid,
Extracting pressure is 350~400bar, and time 2h, temperature is 45 DEG C, CO2Flow velocity is 15g/min.
The moisturizer is 0.1 part of glycerol, 0.1 part of trehalose and 0.1 part of Sodium Hyaluronate.
The emulsifier is 0.1 part of Natrulon H-10 oleate and 0.1 part of -2 oleate of polyglycereol.
The preparation method of tremella skin care freeze-drying facial mask without preservative, comprising the following steps:
(1) it mixes: by Tremella fructification extract, ethoxy urea, jojoba seed oil, moisturizer, oligofructose, emulsification
Agent, Butyrospermum parkii fruit rouge, saualane, water mixing, stir evenly, obtain mixture；
(2) mixture is soaked into facial mask cloth；
(3) precooling: by the facial mask cloth with mixture at -25 DEG C precooling 2h；
(4) vacuum freeze drying: being freeze-dried, vacuum degree 30Pa -196 DEG C (refrigerated source selects liquid nitrogen), freezing
Drying time 3min；
(5) facial mask must be lyophilized after packing.
Embodiment 2
A kind of tremella skin care freeze-dried powder without preservative, according to parts by weight, including following raw material:
The moisturizer is 5 parts of glycerol, 5 parts of trehalose and 5 parts of Sodium Hyaluronate.
The emulsifier is 5 parts of Natrulon H-10 oleate and 5 parts of -2 oleate of polyglycereol.
The preparation method is the same as that of Example 1 for the extracting process and facial mask of Tremella fructification extract.
Embodiment 3
A kind of tremella skin care freeze-dried powder without preservative, according to parts by weight, including following raw material:
The moisturizer is 1 part of glycerol, 1 part of trehalose and 1 part of Sodium Hyaluronate.
The emulsifier is 2 parts of Natrulon H-10 oleate and 2 parts of -2 oleate of polyglycereol.
The preparation method is the same as that of Example 1 for the extracting process and facial mask of Tremella fructification extract.
Comparative example 1
Tremella fructification extract is free of in the ingredient of comparative example 1, remaining place is same as Example 3.
Comparative example 2
The ingredient of comparative example 2 is with embodiment 3, but facial mask uses following preparation method:
(1) it mixes: by Tremella fructification extract, ethoxy urea, jojoba seed oil, moisturizer, oligofructose, emulsification
Agent, Butyrospermum parkii fruit rouge, saualane, water mixing, stir evenly, obtain mixture；
(2) mixture is soaked into facial mask cloth；
(3) (i.e. wet type facial mask does not use wink freezing dry) is vacuum-packed in an aseptic environment.
Product effect assessment: human body application test
1, test method: 180 people of volunteer (women, one full year of life at age 18-30), health status: subjects skin's health, nothing
Skin disease allergies meet subject and volunteer inclusion criteria.6 groups are randomly divided by the principle of parallel control, every group of 30 people distinguish
Use the facial mask and commercially available freeze-drying facial mask of embodiment 1-3, comparative example 1-2.1 facial mask is respectively taken after test volunteer's morning and evening face cleaning
Finished product spreads on face, uses 30 days (continuous) and 45 days (using 15 days using pause in 30 days) skin moisture content and skin afterwards
The case where elasticity indexes, test 3 times, are averaged every time.
2, detecting instrument: test equipment: moisture of skin tester Corneometer CM825, German COURAGE+
KHAZAKA (CK) company；Skin elasticity tester Cutometer dual MPA580, German COURAGE+KHAZAKA (CK) are public
Department.
3, test result: volunteer's skin improves degree number and is listed in table 1.(moisture increases percentage amounts to evaluation index in table
Increase percentage amounts with elasticity indexes) it include that skin slightly improves and be obviously improved two grades, number accumulates superposition at any time.Gently
Degree improve refer to have improvement under the premise of with (0 day) before test compared with moisture of skin increase percentage amounts < 5% (after using
The case where moisture declines, including such situation does not count), elasticity indexes increase percentage amounts < 5%；It is obviously improved and refers to and test
Before (0 day) compared to moisture of skin increase percentage amounts >=5%, elasticity indexes increase percentage amounts >=5% (two are all satisfied), slightly change
It is apt to and is obviously improved be not overlapped.
Table 1: volunteer's skin improves degree (people).
From table 1 it follows that 1-3 of the embodiment of the present invention has significant moisturizing, skin effect, the water of embodiment 1-3
Divide increase percentage amounts and elasticity indexes increase percentage amounts more significant, compared with comparative example 1-2 and commercially available freeze-drying facial mask, the present invention
The wink used, cold lyophilized technique can make the active maximum journey of Tremella fructification extract, jojoba seed oil, Butyrospermum parkii fruit rouge
Degree remains, and plays synergistic effect.In addition it tests using suspending again after 30 days using the feelings after 15 days
The skin care effect of condition, embodiment 1-3 is still obvious, and has used the skin of the volunteer of comparative example 1-2 and commercially available freeze-drying facial mask
There is apparent rebound in improvement degree, illustrates that facial mask of the invention has more lasting skin effect.
Above is only a specific embodiment of the present invention, it is not intended to limit the scope of the invention, all utilizations
The equivalent transformation that the present invention makees, is applied directly or indirectly in other relevant technical fields, similarly includes of the invention
Among scope of patent protection.
Claims (11)
1. being free of the tremella skin care freeze-dried powder of preservative, which is characterized in that according to parts by weight, the freeze-dried powder includes following original
Material:
2. the tremella skin care freeze-dried powder according to claim 1 without preservative, which is characterized in that the Tremella fructification
Extract passes through supercritical CO2Extraction process is made, the supercritical CO2The condition of extraction process are as follows: with CO2For shooting flow
Body, extracting pressure are 200~500bar, and the time is 1~3h, and temperature is 40 DEG C~50 DEG C, CO2Flow velocity is 10~20g/min.
3. the tremella skin care freeze-dried powder according to claim 1 without preservative, which is characterized in that the emulsifier includes
At least one of Natrulon H-10 oleate, -2 oleate of polyglycereol.
4. the tremella skin care freeze-dried powder according to claim 1 without preservative, which is characterized in that the emulsifier includes
0.1~5 part of Natrulon H-10 oleate and 0.1~5 part of -2 oleate of polyglycereol.
5. the tremella skin care freeze-dried powder according to claim 1 without preservative, which is characterized in that the moisturizer includes
At least one of glycerol, trehalose, hyaluronic acid, Sodium Hyaluronate.
6. the tremella skin care freeze-dried powder according to claim 1 without preservative, which is characterized in that the moisturizer includes
0.1~5 part of glycerol, 0.1~5 part of trehalose and 0.1~5 part of Sodium Hyaluronate.
7. the tremella skin care freeze-dried powder according to claim 1 to 6 without preservative, which is characterized in that described
Freeze-dried powder is free of preservative, hormone, antibacterial agent.
8. the preparation method of the tremella skin care freeze-dried powder of any of claims 1-7 without preservative, feature exist
In, comprising the following steps:
(1) it mixes: by Tremella fructification extract, ethoxy urea, jojoba seed oil, moisturizer, oligofructose, emulsifier, ox
Oily fruit tree fruit rouge, saualane, water mixing, stir evenly；
(2) precooling: 1~3h of precooling at -20 DEG C to -30 DEG C；
(3) vacuum freeze drying: being freeze-dried at -180 DEG C to -196 DEG C, and vacuum degree is 5~50Pa, sublimation drying
≤10min。
9. facial mask is lyophilized in the tremella skin care without preservative, which is characterized in that including jelly of any of claims 1-7
Dry powder and facial mask cloth.
10. the preparation method of the tremella skin care freeze-drying facial mask as claimed in claim 9 without preservative, which is characterized in that including
Following steps:
(A) it mixes: by Tremella fructification extract, ethoxy urea, jojoba seed oil, moisturizer, oligofructose, emulsifier, ox
Oily fruit tree fruit rouge, saualane, water mixing, stir evenly, obtain mixture；
(B) mixture is coated on to or is soaked facial mask cloth；
(C) precooling: by the facial mask cloth with mixture at -20 DEG C to -30 DEG C 1~3h of precooling；
(D) vacuum freeze drying: being freeze-dried at -180 DEG C to -196 DEG C, and vacuum degree is 5~50Pa, sublimation drying
≤10min。
11. the application method of the tremella skin care freeze-drying facial mask as claimed in claim 9 without preservative, which is characterized in that including
Following steps:
(a) facial mask is put into the water of 10~40ml and is soaked；
(b) facial mask after soaking is spread on into face 10~30 minutes.
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