CN106619194B - Cosmetic composition comprising complex solid powder and macromolecule film former - Google Patents
Cosmetic composition comprising complex solid powder and macromolecule film former Download PDFInfo
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- CN106619194B CN106619194B CN201611229491.2A CN201611229491A CN106619194B CN 106619194 B CN106619194 B CN 106619194B CN 201611229491 A CN201611229491 A CN 201611229491A CN 106619194 B CN106619194 B CN 106619194B
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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
- A61K8/19—Cosmetics or similar toiletry preparations characterised by the composition containing inorganic ingredients
- A61K8/29—Titanium; Compounds thereof
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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
- A61K8/19—Cosmetics or similar toiletry preparations characterised by the composition containing inorganic ingredients
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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
- A61K8/19—Cosmetics or similar toiletry preparations characterised by the composition containing inorganic ingredients
- A61K8/27—Zinc; Compounds thereof
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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
- A61K8/30—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
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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
- A61K8/30—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
- A61K8/37—Esters of carboxylic acids
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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
- A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
- A61K8/40—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing nitrogen
- A61K8/44—Aminocarboxylic acids or derivatives thereof, e.g. aminocarboxylic acids containing sulfur; Salts; Esters or N-acylated derivatives thereof
- A61K8/445—Aminocarboxylic acids or derivatives thereof, e.g. aminocarboxylic acids containing sulfur; Salts; Esters or N-acylated derivatives thereof aromatic, i.e. the carboxylic acid directly linked to the aromatic ring
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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
- A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
- A61K8/49—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing heterocyclic compounds
- A61K8/494—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing heterocyclic compounds with more than one nitrogen as the only hetero atom
- A61K8/4946—Imidazoles or their condensed derivatives, e.g. benzimidazoles
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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
- A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
- A61K8/49—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing heterocyclic compounds
- A61K8/494—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing heterocyclic compounds with more than one nitrogen as the only hetero atom
- A61K8/4966—Triazines or their condensed derivatives
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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
- A61K8/30—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds
- A61K8/58—Cosmetics or similar toiletry preparations characterised by the composition containing organic compounds containing atoms other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur or phosphorus
- A61K8/585—Organosilicon compounds
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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
- A61K8/72—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
- A61K8/81—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
- A61K8/8164—Compositions of homopolymers or copolymers of compounds having one or more unsaturated aliphatic radicals, each having only one carbon-to-carbon double bond, and at least one being terminated by a carboxyl radical, and containing at least one other carboxyl radical in the molecule, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers, e.g. poly (methyl vinyl ether-co-maleic anhydride)
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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
- A61K8/72—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds
- A61K8/84—Cosmetics or similar toiletry preparations characterised by the composition containing organic macromolecular compounds obtained by reactions otherwise than those involving only carbon-carbon unsaturated bonds
- A61K8/89—Polysiloxanes
- A61K8/895—Polysiloxanes containing silicon bound to unsaturated aliphatic groups, e.g. vinyl dimethicone
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
- A61Q17/00—Barrier preparations; Preparations brought into direct contact with the skin for affording protection against external influences, e.g. sunlight, X-rays or other harmful rays, corrosive materials, bacteria or insect stings
- A61Q17/04—Topical preparations for affording protection against sunlight or other radiation; Topical sun tanning preparations
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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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Abstract
The invention belongs to cosmetic fields, are related to a kind of complex solid powder and a kind of sunscreen composition containing complex solid powder and macromolecule film former.Wherein, the complex solid powder contains physical sunscreen agent, skin sense improver and surface treating agent.By adding skin sense improver, it can be obviously improved the flatness of cosmetics, while there is frivolous skin sense.The sunscreen composition contains the complex solid powder and macromolecule film former such as C30‑38Alkene/Malaysia isopropyl propionate/MA copolymer etc., cosmetics containing the composition can smoothly be applied to skin surface naturally, adornment ability is held in the skin sense and permanent for giving skin smooth softness, it is often more important that can also significantly improve the sun protection factor (SPF) of sunscreen cosmetic.
Description
Technical field
The invention belongs to cosmetic field, be related to a kind of complex solid powder, and it is a kind of comprising complex solid powder and
The sunscreen composition of macromolecule film former.
Background technique
In recent years, people are to sunscreen cosmetic there are the needs of sustainable growth, and human skin is due to being chronically exposed to outside
Injury in environment and by solar UV, so that skin be made wrinkle increase, melanin deposition, the skins such as flexibility decrease occur
Light problem of aging, it is serious to there is also husking, erythema, dermatitis, the skin diseases such as cutaneum carcinoma.
To make the damage for protecting the skin from ultraviolet light, in recent years, people develop many organic uv absorbers and use
In protection UV-A (320-400nm) or the injury of UV-B (290-320nm) radiation, the usual coverlet of these organic uv absorbers
Solely or compounding ground uses in the widely known cosmetics used, as organic UV-A and UV-B ultraviolet absorbing agent exist
Injury in sunscreen cosmetic combination to protect human skin to radiate from UV.
However, there are many to be difficult to the shortcomings that overcoming, example for conventional organic UV-A and UV-B ultraviolet absorbing agent at present
If most of organic uv absorbers inherently have photodegradative problem, so that the sunscreen product for adding the absorbent be made to exist
Sun-proof ability is gradually reduced during storage, in addition also there are many organic uv absorbers polarity it is larger, with other greases
Compatibility is very poor, seriously affects the stability of sunscreen product.There are also a small number of organic uv absorbers (such as: butylmethoxy
Dibenzoyl methane) it can react with metal ion and generate yellow or red crystal.In order to solve the problems, such as correlation,
Ultraviolet protection effect is improved, it is the nothings such as 100nm particulate zinc oxide below or titanium dioxide that people, which usually use average grain diameter,
Machine solid powder stablizes above-mentioned organic uv absorbers or reduces its dosage in the product to protect, but the inoganic solids powder
End is due to being easy cohesion to bad dispersibility, and largely spreadability is poor when cooperation, generates floating powder.For titanium dioxide and zinc oxide
The problem of bad dispersibility, prior art use by titanium dioxide or zinc oxide and extender pigment (such as talcum, mica, sericite,
Bismuth oxychloride or boron nitride) technology that is mixed, the defect of Lai Gaishan titanium dioxide and zinc oxide or assign titanium dioxide and
The new attribute of zinc oxide.However, this complex solid powder is still defective, because they show harder sense of touch and not
It can smoothly push open, cause to agglomerate.
Summary of the invention
The purpose of the present invention is to provide a kind of complex solid powder, improve physical sunscreen agent and answer with what extender pigment formed
The defects of sense of touch of conjunction solid powder is coarse and agglomerates.
The object of the invention is also to provide the compositions that one kind can significantly improve the sun-proof performance of sunscreen cosmetic.
Another object of the present invention, which also resides in, provides the preparation method of complex solid powder and sunscreen composition.
Above-mentioned purpose of the invention is realized by the following means:
The present invention provides a kind of complex solid powder, contain following components:
I) physical sunscreen agent；
Ii) skin sense improver；
Iii) surface treating agent.
Weight percent of the physical sunscreen agent in complex solid powder systems is 60%-80%, and skin sense improves
Weight percent of the agent in complex solid powder systems is 10%-35%, and surface treating agent is in complex solid powder systems
Weight percent be 2%-5%.
The physical sunscreen agent is selected from least one of titanium dioxide, zinc oxide, talcum powder, boron nitride；It is preferred that two
At least one of titanium oxide and zinc oxide.
In a preferred embodiment of the invention, the physical sunscreen agent is selected from the combination of titanium dioxide and zinc oxide, tool
Body, in physical sunscreen agent, the weight percent of titanium dioxide and zinc oxide is respectively 50%-80%, 20%-50%.
The average grain diameter of the zinc oxide is 5-100nm；It is preferred that 5-70nm；
The average grain diameter of the titanium dioxide is 5-400nm；It is preferred that 10-300nm；And the two of initial size 5-100nm
The ratio of titanium dioxide total weight shared by titanium oxide is no less than the 30% of titania weight.
It is poly- that the skin sense improver is selected from vinyldimethicone/polymethyl siloxane silsesquioxane crosslinking
Close at least one of object, bismuth oxychloride, silica, polymethyl methacrylate；It is preferred that bismuth oxychloride and vinylpolydimethyl
At least one of siloxanes/polymethyl siloxane silsesquioxane cross-linked polymer.
In inventing a preferred embodiment, the skin sense improver is selected from bismuth oxychloride and vinylpolydimethyl silicon
The combination of oxygen alkane/polymethyl siloxane silsesquioxane cross-linked polymer, wherein bismuth oxychloride and vinylpolydimethyl silicon oxygen
Weight percent of the alkane/polymethyl siloxane silsesquioxane cross-linked polymer in complex solid powder systems be respectively
2%-5%, 10%-30%.
The surface treating agent is selected from triethoxy octyl silane, dimethyl silicone polymer, palmityl psicosoma, complete
At least one of fluorine octyltri-ethoxysilane, aluminium hydroxide, stearic acid, stearoyl-glutamic acid sodium；It is preferred that triethoxy is pungent
Base silane.
The present invention also provides a kind of preparation methods of complex solid powder, it is characterised in that comprises the steps of:
A kind of preparation method of complex solid powder, it is characterised in that comprise the steps of:
(1) the dry physical sunscreen agent of preparation.
The physical sunscreen agent for being ready for cladding is dried 4 hours in drier in 105 DEG C or more.
(2) compound is formed with skin sense improver
The physical sunscreen agent prepared in step (1) is put into blender, in blender together with skin sense improver by
Thus the solid powder of physical sunscreen agent and skin sense improver composition is made in high-speed stirred mixing.
(3) solid powder is coated using surface treating agent
Surface treating agent is sprayed on the solid powder of step 2) acquisition, is mixed and dispersed 5-20 minutes later,
It is preferred that 8-15 minutes, ultimately form complex solid powder.
Complex solid powder of the invention can make an addition in skin nursing products, especially suitable for face, neck or body
Body care product, the form of product such as vanishing cream, sun screen, BB frost, CC frost, concealer, body cosmetic, daily nursing produce
Product, sunscreen product or cleaning products.
The present invention also provides a kind of sunscreen composition, the component containing following parts by weight:
I) complex solid powder 3-25 parts；
Ii) macromolecule film former 0.1-10 parts.
Preferably, the sunscreen composition contains the component of following parts by weight:
I) complex solid powder 5-20 parts；
Ii) macromolecule film former 0.5-5 parts.
It is highly preferred that the sunscreen composition contains the component of following parts by weight:
I) complex solid powder 8-15 parts；
Ii) macromolecule film former 0.8-3 parts.
Contain physical sunscreen agent, skin sense improver and surface treating agent in the complex solid powder.The physics
Weight percent of the sun-screening agent in complex solid powder systems is 60%-80%, and skin sense improver is in complex solid body of powder
Weight percent in system is 10%-35%, and weight percent of the surface treating agent in complex solid powder systems is 2%-
5%.
The physical sunscreen agent is selected from least one of titanium dioxide, zinc oxide, talcum powder, boron nitride；It is preferred that two
At least one of titanium oxide and zinc oxide.
In a preferred embodiment of the invention, the physical sunscreen agent is selected from the combination of titanium dioxide and zinc oxide, tool
Body, the weight percent of titanium dioxide and zinc oxide is respectively 50%-80%, 20%-50% in physical sunscreen agent.
The average grain diameter of the zinc oxide is 5-100nm；It is preferred that 5-70nm；
The average grain diameter of the titanium dioxide is 5-400nm；It is preferred that 10-300nm；And the two of initial size 5-100nm
The ratio of titanium dioxide total weight shared by titanium oxide is no less than the 30% of titania weight.
It is poly- that the skin sense improver is selected from vinyldimethicone/polymethyl siloxane silsesquioxane crosslinking
Close at least one of object, bismuth oxychloride, silica, polymethyl methacrylate；It is preferred that bismuth oxychloride and vinylpolydimethyl
At least one of siloxanes/polymethyl siloxane silsesquioxane cross-linked polymer.
In inventing a preferred embodiment, the skin sense improver is selected from bismuth oxychloride and vinylpolydimethyl silicon
The combination of oxygen alkane/polymethyl siloxane silsesquioxane cross-linked polymer, wherein bismuth oxychloride and vinylpolydimethyl silicon oxygen
Weight percent of the alkane/polymethyl siloxane silsesquioxane cross-linked polymer in complex solid powder systems be respectively
2%-5%, 10%-30%.
The surface treating agent is selected from triethoxy octyl silane, dimethyl silicone polymer, palmityl psicosoma, complete
At least one of fluorine octyltri-ethoxysilane, aluminium hydroxide, stearic acid, stearoyl-glutamic acid sodium；It is preferred that triethoxy is pungent
Base silane.
The macromolecule film former is selected from C30-38Alkene/Malaysia isopropyl propionate/MA copolymer, trimethyl silicane alkoxy silicon
Acid esters, polyester -5, in acrylic acid (ester) class/stearyl alcohol acrylate/dimethyl silicone polymer methacrylate copolymer
It is at least one；It is preferred that C30-38Alkene Malaysia isopropyl propionate/MA copolymer.
The average grain diameter of titania powder used in the present invention is preferably the average grain diameter of 5-400nm, more preferably
10-300nm；And the ratio of titanium dioxide total weight shared by the titanium dioxide of initial size 5-100nm must not be lower than 30 weights
% is measured, because the ability that powder covers skin surface becomes strong as granularity becomes smaller.However, if partial size is greater than 100nm, dioxy
When change titanium particle is covered in skin surface, there will be many gaps between particle, if not enough fine particles come
These gaps are filled, the ability of powder covering skin surface will reduce, and ultraviolet light will generate skin through these gaps
Biggish injury.But average grain diameter be less than 5nm when, due to powder activity it is higher, coherency is stronger, to product stability
It is affected, it is also difficult in product.Titanium dioxide (the TiO of average grain diameter 100-400nm2) commonly used in the covering skin flaw
Defect, including out-of-flatness and wrinkle, to keep skin neatly smooth.But the titanium dioxide containing average grain diameter greater than 400nm
The sense of touch of cosmetics will become coarse.Due to this, titanium dioxide composite powder of the average particle size greater than 400nm is not suitable for
For in cosmetics.
In the present invention, average grain diameter refers to the hexa metaphosphoric acid that the titania powder of 0.05 weight % is added to pH10.5
In 0.3 mass % aqueous solution of sodium, dispersed 3 minutes by ultrasonic wave, to ultrasonic wave dispersion laser diffraction formula granularity point
The average grain diameter that cloth measurement device (HORIBA LA-910) is measured.
The average grain diameter of Zinc oxide powder used in the present invention is preferably 5~100nm, more preferably 5~70nm.It is average
When partial size is less than 5nm, since the activity of powder is high, coherency is strong, it is affected, is difficult in product to product stability.
In addition, the transparency and ultraviolet protection effect of product will significantly reduce if its average grain diameter is more than 100nm.Thus, it will
The preferred Zinc oxide powder is stablized in sunscreen cosmetic, making it have high transparency and ultraviolet protection effect
Property is lasting, use feeling is excellent.
In a preferred embodiment of the invention, macromolecule film former is selected from C30-38Alkene/Malaysia isopropyl propionate/MA copolymerization
Object is a hydrophobic film-forming agent, can improve the anti-sweat ability of waterproof of product, enhance the patch skin of product, and can significantly mention
The sun protection factor (SPF) of high sunscreen cosmetic.Its structural formula is as follows:
R+R '=C20-C140
Total weight based on sunscreen composition, the dosage of macromolecule film former are 0.1 weight %-10 weight %, preferably 0.5
Weight %-5 weight %, more preferable 0.8 weight %-3 weight %.If the macromolecule filming agent content in sunscreen composition is low
In 0.1 weight %, the anti-sweat ability of the waterproof of product will decline, and solid powder and other ultraviolet absorbing agents in product
Skin surface cannot be uniformly covered, to make its sun protection factor (SPF) decline, if macromolecule filming agent content is higher than 10 weights
% is measured, the skin of sunscreen cosmetic is sympathetic can be thick and heavy and sticky.
In a preferred embodiment of the invention, select bismuth oxychloride as skin sense improver.Bismuth oxychloride relies on particle
Flake structure (it is that the irregular fragment shape of layered crystal structure extends) and there is highly desirable intrinsic property, such as it is non-
Often skin sense smooth as soft and similar liquids lubricity, hydrophobicity (water repellent) and/or lipophilicity (to the affinity of oil), to skin
The high-adhesiveness of skin.Due to the mirror-reflection of the enhancing from the smooth thin slice of high refractive index, it can also provide satin gloss.By
In these tactiles of bismuth oxychloride and visual property, they are often with other at subassembly.
In a preferred embodiment of the invention, the vinyldimethicone/polymethyl siloxane silicon used is again
Half oxygen alkane cross-linked polymer is as skin sense improver.It is a kind of silicone elastomer powder.By titanium dioxide, zinc oxide,
In the step of bismuth oxychloride and the silicone elastomer powder mix, based on the total weight of complex solid powder, silicone elastomer powder
The dosage at end is 10.0 weight %-30.0 weight %.If the content of silicone elastomer powder is higher than in complex solid powder
30.0 weight %, then the ability of the sunscreen cosmetic covering skin surface comprising the complex solid powder will decline, also, if
The content of silicone elastomer powder is lower than 10.0 weight %, and the sunscreen cosmetic comprising the complex solid powder would indicate that dioxy
Change the coarse sense of touch of titanium, zinc oxide, and cannot uniformly be coated with.
In the preferred embodiment of the invention, the triethoxy octyl silane used is assigned for wrapping up complex solid powder
Give its water resistance, prevent solid powder from gathering, can preferably it is evenly dispersed in the product.Based on the total of complex solid powder
The dosage of weight, triethoxy octyl silane is 2 weight %-5 weight %, to coat to complex solid powder.If packet
The triethoxy octyl silane contents of complex solid powder are covered lower than 2 weight %, powder will decline the adhesiveness of skin, and
If being higher than 5 weight %, powder cannot uniformly be coated on surface.
As preferred embodiment, sunscreen composition of the invention also may include oil-soluble UV-A Orangic sunscreen and
(or) UV-B Orangic sunscreen and (or) wide spectrum Orangic sunscreen.The oil-soluble Orangic sunscreen preferably is selected from benzophenone derivatives
Object, cinnamic acid derivative, salicyclic acid derivatives, camphor derivatives, pyrrolotriazine derivatives, anthranilate derivatives, to ammonia
Yl benzoic acid derivative, β, β-diphenylacrylate alkyl derivative, alpha-cyano-β, β-diphenylacrylate,
Or their mixture.Under the premise of meeting cosmetics corresponding regulation, the parts by weight of the oil-soluble Orangic sunscreen
It is 0.1-30 parts, it is preferably 1-25 parts, 5-20 parts more preferable.
As preferred embodiment, the sunscreen composition also may include water-soluble Orangic sunscreen component.The water
Insoluble organic sunscreens component be preferably Phenylbenzimidazolesulfonic acid (HS,DSM).The water solubility is organic anti-
The parts by weight for shining agent are 0.1-5 parts, preferably 0.5-3 parts, 1-2.5 parts more preferable.
The sunscreen composition also may include other auxiliary elements, as preservative, fungicide and bacteriostatic agent, essence, dyestuff,
Other typical compositions of pigment, thickener, moisturizer, wetting agent, fat, oil, wax or cosmetics and personal care formulations, such as
Alcohol, polyalcohol, polymer, electrolyte, organic solvent, silicon derivative, softening agent, emulsifier or emulsifying surfactant, surface
Activating agent, dispersing agent, antioxidant, counter-stimulus and anti-inflammatory agent etc..As long as not occurring with the present composition chemical anti-
It answers, not influencing other auxiliary elements of physicochemical properties of the invention can be with.
Sunscreen composition of the invention can exist with a variety of appearance forms, such as: W/O, O/W, O/W/O, W/O/W or
The microemulsion form of PIT lotion and all kinds, frost, gel form, spray (spray or pumping action containing propellant gas
Spray) or aerosol form, form of foam etc..
Sunscreen composition of the invention can be skin nursing products, especially suitable for face, neck or body, product
Form such as vanishing cream, sun screen, BB frost, CC frost, concealer, body cosmetic, daily nursing product, sunscreen product or skin is clear
Clean product.
The present invention also provides the preparation methods of above-mentioned sunscreen composition:
Specific step is as follows:
One, complex solid powder is prepared:
(1) the dry physical sunscreen agent of preparation.
To be ready for the titanium dioxide, zinc oxide, bismuth oxychloride of cladding in drier in 105 DEG C dry 4 hours or
More than.
(2) mixture is formed with skin sense improver
The physical sunscreen agent prepared in step (1) is put into blender, in blender together with skin sense improver by
Thus the solid powder of physical sunscreen agent and skin sense improver composition is made in high-speed stirred mixing.
(3) solid powder is coated using surface treating agent
Surface treating agent is sprayed on the solid powder of step 2) acquisition, is mixed and dispersed 5-20 minutes later,
It is preferred that 8-15 minutes, complex solid powder is prepared.
Two, sunscreen composition is prepared:
(1) Orangic sunscreen pre-mixing liquor is prepared
By macromolecule film former-and Orangic sunscreen be mixed and heated to 80 degree of stirring and dissolvings it is complete after be cooled to room temperature it is standby
With.
(2) the Orangic sunscreen pre-mixing liquor high-speed stirring for preparing (1) in the composite granule and step 2 that prepare in step 1
The lower aqueous solution that water-soluble Orangic sunscreen is added is mixed, is stirred evenly after homogeneous 5min.
It is that the present invention obtains the utility model has the advantages that
1. the present invention is by compounding skin sense improver and surface treatment agent for powder and special preparation for physical sunscreen agent
Method, improve the complex solid powder of the compositions such as titanium dioxide or/and zinc oxide sense of touch it is coarse and agglomeration the defects of, it is made
Standby sunscreen composition can closely cover skin surface and the sense of touch with smooth pliable without gathering naturally.
2. the present invention compounds macromolecule film former by complex solid powder, the sun-proof system of sunscreen product can be significantly improved
Number improves human skin cutaneous pigmentation and human skin light aging because of caused by ultraviolet light irradiation.
3. the present invention can significantly improve sun protection factor by compounding Orangic sunscreen and physical sunscreen agent, sun-proof with water solubility
Agent compounding can more have the function that synergy, make sunscreen composition under same SPF index, skin sense is salubriouser.
Specific embodiment
Technical solution of the present invention is further illustrated below by way of specific embodiment, and specific embodiment does not represent to this hair
The limitation of bright protection scope.Other people according to the present invention theory made it is some it is nonessential modification and adjustment still fall within this hair
Bright protection scope.
Embodiment 1 prepares complex solid powder
(1) the dry physical sunscreen agent of preparation.
The physical sunscreen agent solid powder for being ready for cladding is dried 4 hours in drier in 105 DEG C or more.
(2) mixture is formed with skin sense improver
The physical sunscreen agent solid powder prepared in step (1) is put into blender, is improved in blender with skin sense
Agent is mixed by high-speed stirred together, and the solid powder of physical sunscreen agent and skin sense improver composition is thus made.
(3) solid powder is coated using surface treating agent
Surface treating agent is sprayed on the complex solid powder of step 2) acquisition, is mixed later and disperses 5-20 points
Complex solid powder is prepared in clock, preferably 8-15 minute.
2 complex solid powder of embodiment
1 complex solid powder of table
The test of 3 flatness of embodiment
Experimental method, complex solid powder prepared by embodiment 2, respectively takes 0.015g to be applied on rtificial leather respectively,
Rheometer is placed on the rtificial leather that applied the powder respectively, thus evaluate each powder smoothness (each combination
Solid powder is repeated three times, and smoothness is averaged).Table 2 shows evaluation result.
The experiment of 2 smoothness of table
| Complex solid powder | Smoothness |
| A | 98 |
| B | 101 |
| C | 103 |
| Comparative example (commercially available) | 151 |
Shown in table 2 as above, comparative example shows the value higher than 140, which makes skin feel coarse, this shows commercially available
The cosmetic composition sense of touch of triethoxy octyl silane cladding titanium dioxide powder is bad.However, complex solid powders A, multiple
Conjunction solid powder B, complex solid powder C show the value lower than 110, typically feel smoothly especially this research in the value skin
In preferred complex solid powders A show better smooth sense of touch, this shows that complex solid powder of the invention can show
Smooth sense of touch out.
The adjustment control of 4 dermatoglyph of embodiment
In order to detect the cosmetics containing complex solid powder of the invention to dermatoglyph adjustment effect, embodiment is used
The complex solid powder of 2 preparations, is prepared into vanishing cream respectively.Shown in the component list 3 of vanishing cream.
Then, Ms of 20 ages between 20-30 years old is chosen, 0.2g vanishing cream is taken to be coated in every bit test person respectively
Wrist, then using imaging analysis instrument (Primos handheld device, GFM GmbH) measurement skin surface wrinkle degree, thus
Evaluate the dermatoglyph adjustment effect of each vanishing cream.The following table 4 shows the wrinkle depth measurement result before and after use.
3 vanishing cream of table
The experiment of 4 dermatoglyph of table
| Vanishing cream | Dermatoglyph adjustment |
| 1 (vanishing cream for being A comprising complex solid powder) | 55% |
| 2 (vanishing cream for being B comprising complex solid powder) | 50% |
| 3 (vanishing cream for being C comprising complex solid powder) | 48% |
| 4 (being the vanishing cream of comparative example (commercially available) comprising complex solid powder) | 10% |
From the result in upper table 4 it is found that although also showing that dermatoglyph tune using the vanishing cream of comparative example (commercially available)
Whole effect, but the vanishing cream containing complex solid powder of the present invention can be smoothly using to restore natural skin line
Reason, this shows compared with comparative example vanishing cream, and there is complex solid powder prepared by the present invention outstanding dermatoglyph to adjust effect
Fruit.
The evaluation of 5 respondent's sense of touch of embodiment
It is directly applied to 20 to 30 years old 10 female consumer respondents' by the vanishing cream for preparing embodiment 4
Face evaluates respective covering power, flatness, thickness sense and application properties.The specific method is as follows: by four sections of embodiment 4
Sample is distributed to 10 investigators, each investigator continuous five days at same a time point, by identical easy clean and skin care
Afterwards, using the sample of different moneys, totally 5 days, and sensory evaluation is carried out before and after every kind of vanishing cream is applied.The following table 5 and 6 shows and comments
Valence result.
Evaluation criterion are as follows: ◎: -5 points very outstanding, zero: outstanding -4 points,: medium -3 points, △: it is -1 point general, ×: without -
0 point.
5 scores of table
| Vanishing cream | Covering power | Flatness | Thickness sense | Application properties | Total score |
| 1 | 38 | 49 | 59 | 47 | 183 |
| 2 | 41 | 40 | 48 | 40 | 169 |
| 3 | 40 | 42 | 49 | 42 | 173 |
| 4 | 33 | 31 | 26 | 24 | 114 |
6 sense of touch evaluation table of table
It can be seen that compared with the vanishing cream containing commercially available solid powder from the result of upper table 5 and 6, contain the present invention
The vanishing cream of complex solid powder shows the application properties of outstanding flatness, thickness sense and entirety, and covering power is also slightly
Advantage；And it is showed in terms of flatness, thickness sense and application properties using the vanishing cream of complex solid powders A 1 optimal.This table
Bright solid powder of the invention can be obviously improved skin smoothness, and can bring frivolous effect, meet people to change
The frivolous no adornment sense of cosmetic, while improving the requirement of skin blemishes.
6 sunscreen composition of embodiment
7 sunscreen composition of table
SPF compares in sunscreen cosmetic body of the embodiment 7 containing different sunscreen compositions
Spf value detection method:
20-35 years old women tested volunteer 10 are chosen according to the specific requirement of " cosmetics health specification " (version in 2007)
It is measured.Subject takes position of leaning forward, its back is taken to be irradiated (light source: solar simulator xenon arc lamp, properties project symbol
Measurement code requirement is closed, by the manufacture of metering institute, China).The minimum for examining first 24 hours prediction subjects skins to irradiate ultraviolet light
Erythema (med value) adjusts ultraviolet irradiating dose according to prediction result, is used for sample survey.The same day was examined to carry on the back first in subject
Portion selects the normal skin region of a ㎝ of 7 ㎝ × 7, by 2mg/cm2Amount of samples measuring samples or reference substance are uniformly applied
Be put in above-mentioned zone, then select ultraviolet irradiating dose appropriate, point three kinds of situations are irradiated: 1, subjects skin is not
Apply sample；2, control sample is applied；3, measuring samples are applied.Observation experiment after 16-24 hours as a result, record in the case of three kinds respectively
Med value.
Spf value calculation method: sample protects the spf value of single subject to be indicated with following formula:
The med value of SPF=protecting skin/non-protecting skin med value
Calculating sample protects whole subject's spf values to obtain arithmetic mean, and taking its integer part is the SPF of the measurement sample
Value.
The human body spf value of the suncream comprising different sunscreen compositions is described in table 8 below with the measurement of the above detection method.
8 suncream of table
Spf value measurement result:
Table 9SPF value measurement result
From table 9 the results show that the spf value of suncream 1, suncream 2, suncream 3 comprising this research sunscreen composition point
Not Wei 69,42,44, and the spf value of control sample suncream 4 be 38.Suncream 1-4 contains identical Orangic sunscreen, packet
The solid powder contained is different, and the sun-proof performance shown is also different, although shows gently containing sunscreen composition of the invention
Thin sense (see embodiment 5), however its sun protection factor (SPF) but relatively contains the sun-proof result of the suncream 4 of commercially available solid powder
It is even better.Sunscreen cosmetic to explanation comprising this research sunscreen composition is more with higher than commercially available similar product anti-
It shines coefficient (SPF).Especially it is higher than from far away comprising this sun protection factor (SPF) for studying the suncream of preferred sunscreen composition 1
Similar sunscreen product.
Claims (16)
1. a kind of sunscreen composition, which is characterized in that the composition is composed of the following components:
I) complex solid powder；
Ii) macromolecule film former；
Iii) oil-soluble Orangic sunscreen；
Iv) water-soluble Orangic sunscreen；
The complex solid powder is made of physical sunscreen agent, skin sense improver and surface treating agent；
The physical sunscreen agent is selected from titanium dioxide and zinc oxide；
The skin sense improver is selected from bismuth oxychloride and vinyldimethicone/polymethyl siloxane silsesquioxane
The combination of cross-linked polymer；
The surface treating agent is selected from triethoxy octyl silane；
The macromolecule film former is selected from C30-38Alkene/Malaysia isopropyl propionate/MA copolymer；
The oil-soluble Orangic sunscreen is selected from Parsol MCX, p- methoxycinnamate isoamyl valerate, first
Base Benzylidene camphor, Uvinul T 150 and lignocaine oxybenzene formylbenzoate ethyl ester；
The water-soluble Orangic sunscreen is selected from Phenylbenzimidazolesulfonic acid；
The sunscreen composition is grouped as by the group of following parts by weight:
It is 3-25 parts of complex solid powder, 0.1-10.0 parts of macromolecule film former, 0.1-30 parts of oil-soluble Orangic sunscreen, water-soluble
0.1-5 parts of Orangic sunscreen；
The preparation method of the complex solid powder comprises the steps of:
1) dry the physical sunscreen agent for being ready for cladding 4 hours in 105 DEG C in drier or more；
2) physical sunscreen agent prepared in step 1) and skin sense improver are mixed to form mixture；
3) surface treating agent is sprayed to the mixture of step 2) preparation；It mixes and disperses 5-20min.
2. sunscreen composition according to claim 1, which is characterized in that in the complex solid powder, physical sunscreen agent
Weight percent be 60%-80%, the weight percent of the skin sense improver is 10%-35%, the surface treating agent
Weight percent be 2%-5%.
3. sunscreen composition according to claim 1, which is characterized in that in the complex solid powder, zinc oxide is put down
Equal partial size is 5-100nm.
4. sunscreen composition according to claim 1, which is characterized in that in the complex solid powder, zinc oxide is put down
Equal partial size is 5-70nm.
5. sunscreen composition according to claim 1, which is characterized in that in the complex solid powder, titanium dioxide
Average grain diameter is 5-400nm.
6. sunscreen composition according to claim 1, which is characterized in that in the complex solid powder, titanium dioxide
Average grain diameter is 10-300nm.
7. sunscreen composition according to claim 1, which is characterized in that in the complex solid powder, in titanium dioxide,
The ratio of titanium dioxide total weight shared by the titanium dioxide of partial size 5-100nm is no less than the 30% of titania weight.
8. sunscreen composition according to claim 1, which is characterized in that in the complex solid powder, physical sunscreen agent
The weight percent of middle titanium dioxide and zinc oxide is respectively 50%-80%, 20%-50%.
9. sunscreen composition according to claim 1, which is characterized in that the parts by weight of the complex solid powder are 5-
20 parts.
10. sunscreen composition according to claim 1, which is characterized in that the parts by weight of the complex solid powder are
8-15 parts.
11. sunscreen composition described in claim 1, which is characterized in that the parts by weight of the macromolecule film former are 0.5-5
Part.
12. sunscreen composition described in claim 1, which is characterized in that the parts by weight of the macromolecule film former are 0.8-3
Part.
13. sunscreen composition according to claim 1, which is characterized in that the weight of the oil-soluble Orangic sunscreen
Number is 1-25 parts.
14. sunscreen composition according to claim 1, which is characterized in that the weight of the oil-soluble Orangic sunscreen
Number is 5-20 parts.
15. sunscreen composition according to claim 1, which is characterized in that the weight of the water-soluble Orangic sunscreen
Number is 0.5-3 parts.
16. sunscreen composition according to claim 1, which is characterized in that the weight of the water-soluble Orangic sunscreen
Number is 1-2.5 parts.
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| CN109453065B (en) * | 2018-12-29 | 2021-12-28 | 浙江大学华南工业技术研究院 | Fresh water-in-oil type sunscreen cream with high SPF/PA value and preparation method thereof |
| KR102161465B1 (en) * | 2019-02-11 | 2020-10-05 | 주식회사 코스메카코리아 | cosmetic composition with increased skin contact and make-up persistence and manufacturing method of the same |
| CN110801402A (en) * | 2019-11-28 | 2020-02-18 | 广州艾蓓生物科技有限公司 | Sunscreen composition and preparation method thereof |
| CN113041167B (en) * | 2021-03-23 | 2023-12-12 | 上海创元化妆品有限公司 | Use method of sun protection system |
| CN114129461A (en) * | 2021-11-29 | 2022-03-04 | 广州凡岛网络科技有限公司 | Sunscreen skin care product containing composite titanium dioxide and preparation method thereof |
| CN115120512A (en) * | 2022-06-30 | 2022-09-30 | 上海臻臣化妆品有限公司 | Sun-proof slurry and preparation method thereof |
| CN115449235B (en) * | 2022-08-29 | 2024-03-26 | 上海臻臣化妆品有限公司 | Modified titanium dioxide and preparation method thereof |
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