WO2015183042A1 - 양친매성 이방성 분체를 포함하는 화장료 조성물 및 이의 제조방법 - Google Patents
양친매성 이방성 분체를 포함하는 화장료 조성물 및 이의 제조방법 Download PDFInfo
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- WO2015183042A1 WO2015183042A1 PCT/KR2015/005432 KR2015005432W WO2015183042A1 WO 2015183042 A1 WO2015183042 A1 WO 2015183042A1 KR 2015005432 W KR2015005432 W KR 2015005432W WO 2015183042 A1 WO2015183042 A1 WO 2015183042A1
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- cosmetic composition
- anisotropic powder
- polymer spheroid
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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
- A61K8/02—Cosmetics or similar toiletry preparations characterised by special physical form
- A61K8/04—Dispersions; Emulsions
- A61K8/06—Emulsions
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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
- A61K8/8141—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 only one carboxyl radical, or of salts, anhydrides, esters, amides, imides or nitriles thereof; Compositions of derivatives of such polymers
- A61K8/8152—Homopolymers or copolymers of esters, e.g. (meth)acrylic acid esters; Compositions of derivatives of such polymers
-
- 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
- A61K8/891—Polysiloxanes saturated, e.g. dimethicone, phenyl trimethicone, C24-C28 methicone or stearyl dimethicone
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
- A61Q19/00—Preparations for care of the skin
-
- 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
- A61K2800/41—Particular ingredients further characterized by their size
- A61K2800/412—Microsized, i.e. having sizes between 0.1 and 100 microns
Definitions
- a cosmetic composition comprising an amphiphilic anisotropic powder and a method of preparing the same.
- the surfactant forms a curved surface in the oil or water phase depending on the packing parameters, one part of the surfactant is hydrated to the water phase, and the other part is solvated by oil, thus being water-in-oil type (w / o). Or form an oil-in-water (o / w) emulsion.
- picking emulsions using spherical solid powders are w / o or o / w depending on the degree of wetting at the interface of the solid powder surface, that is, the degree of lipophilic or hydrophilicity.
- To form an emulsion As a factor that determines the directionality of the membrane, there is a contact angle, and when the contact angle is smaller than 90 degrees, a large part of the surface of the particle exists as an aqueous phase to generate o / w. When the contact angle is larger than 90 degrees, it is present on the oil side to generate w / o Create
- pickling emulsions are capable of producing larger emulsion particles compared to conventional surfactant systems, and the resulting emulsion particles form stabilized emulsion particles by preventing coalescence due to physical stabilization. Therefore, the method of changing the physical properties of the emulsified particles according to the particle size and the properties of the pickling solid particles, and the physical properties have been studied. However, pickering solid particles retain a hydrophilic or lipophilic surface but do not retain amphoteric like surfactants.
- the present specification is a cosmetic composition to form an emulsion with excellent emulsification power by containing an amphiphilic anisotropic powder in which the amphiphilic interfacial properties are introduced into the anisotropic polymer powder to maximize the chemical interfacial activity and physical interfacial activity
- the purpose is to provide.
- the technology disclosed herein is a cosmetic composition, wherein the composition comprises an amphiphilic anisotropic powder, the powder comprises a hydrophilic first polymer spheroid and a hydrophobic second polymer spheroid, the agent The first polymer spheroid and the second polymer spheroid are combined at least partially in a structure that penetrates the counterpart polymer spheroid, wherein the first polymer spheroid has a core-shell structure and the shell comprises a functional group. to provide.
- the core of the first polymer spheroid and the second polymer spheroid may include a vinyl polymer
- the shell of the first polymer spheroid may include a copolymer of a vinyl monomer and a functional group.
- the vinyl polymer may be a vinyl aromatic polymer.
- the functional group may be a siloxane.
- the shell of the first polymer spheroid may be further introduced with a hydrophilic functional group.
- the hydrophilic functional group may be at least one selected from the group consisting of carboxylic acid group, sulfone group, phosphate group, amino group, alkoxy group, ester group, acetate group, polyethylene glycol group and hydroxyl group. .
- the amphiphilic anisotropic powder may have a symmetrical shape, an asymmetrical snowman shape, or an asymmetrical inverse snowman shape based on the bonding portion where the first polymer spheroid and the second polymer spheroid are bonded to each other. Can be.
- the amphiphilic anisotropic powder may have a particle size of 100 to 2500 nm.
- the amphiphilic anisotropic powder may form large emulsified particles of 2 to 200 ⁇ m.
- the cosmetic composition may have multiple formulations of oil-in-water (O / W), water-in-oil (W / O), W / O / W or O / W / O.
- the amphiphilic anisotropic powder may be contained in an amount of 0.1 to 15% by weight based on the total weight of the cosmetic composition.
- the technique disclosed herein is a method of preparing the cosmetic composition, the method comprising the steps of (1) preparing a core of a first polymer spheroid by stirring the first monomer and the polymerization initiator; (2) stirring the core of the prepared first polymeric spheroid with a compound including a first monomer, a polymerization initiator, and a functional group to prepare a coated first polymer spheroid having a core-shell structure; (3) stirring the prepared first polymer spheroid having a core-shell structure with a second monomer and a polymerization initiator to prepare an anisotropic powder having a second polymer spheroid formed thereon; (4) preparing an amphiphilic anisotropic powder by introducing a hydrophilic functional group into the prepared anisotropic powder; And (5) emulsifying using the prepared amphipathic anisotropic powder.
- the stirring method in (1) to (3) may be rotary stirring in a cylindrical reactor.
- the first monomer and the polymerization initiator may be mixed in a weight ratio of 100 to 1000: 1.
- the compound containing a functional group in the step (2) may be a siloxane-containing (meth) acrylate.
- the compound including the first monomer, the polymerization initiator and the functional group in the step (2) may be mixed in a weight ratio of 80 to 98: 0.2 to 1.0: 1 to 20.
- the second monomer and the polymerization initiator may be mixed in a weight ratio of 150 to 250: 1.
- the hydrophilic functional group may be introduced into the silane coupling agent.
- the technology disclosed herein contains an amphipathic anisotropic powder that maximizes chemical and physical surfactant properties by adjusting the geometric properties of the amphiphilic and macromolecular particles that are characteristic of existing surfactants, It has the effect of providing a cosmetic composition that is excellent in emulsifying power and forms a stabilized emulsion.
- the technology disclosed herein has the effect of providing a cosmetic composition that can be prepared in a variety of formulations and has a matte feeling without the stickiness or irritation of existing surfactants.
- FIG. 1 is a schematic diagram showing an emulsified form of the amphipathic anisotropic powder according to an embodiment of the present invention.
- FIG. 2 is an optical micrograph of an emulsified (O / W) composition of anisotropic powders containing various kinds of oils (25%) according to one embodiment of the present invention. (Scale bar: 10 ⁇ m)
- Figure 3 is an optical micrograph of the emulsion composition according to the anisotropic powder content of the cosmetic composition according to an embodiment of the present invention. (Scale bar: 10 ⁇ m)
- Figure 4 is an image showing the formulation change according to the oil / water composition ratio of the anisotropic powder emulsion composition of the cosmetic composition according to an embodiment of the present invention (O / W, W / O). (Scale bar: 20 ⁇ m)
- FIG. 5 is a photograph showing an emulsification test of the cosmetic composition according to an embodiment of the present invention. (Scale bar: 10 ⁇ m)
- Figure 6 is a visual observation photograph of the emulsified particles of the cosmetic composition according to an embodiment of the present invention.
- Figure 7 is a picture of the oil-in-water particles of the oil-in-water type and the existing surfactant system of the cosmetic composition according to an embodiment of the present invention. (Scale bar: 10 ⁇ m)
- (meth) acryl may mean acryl and / or methacryl.
- the particle size of the amphipathic powder is a measure of the maximum length, which is the longest length in the powder particles.
- the technology disclosed herein is a cosmetic composition, wherein the composition comprises an amphiphilic anisotropic powder, the powder comprises a hydrophilic first polymer spheroid and a hydrophobic second polymer spheroid, the agent The first polymer spheroid and the second polymer spheroid are combined at least partially in a structure that penetrates the counterpart polymer spheroid, wherein the first polymer spheroid has a core-shell structure and the shell comprises a functional group. to provide.
- a spheroid is a body composed of a polymer, and may be, for example, a sphere, globoid, or oval shape, and based on the longest length in the body cross section. Or have a long axis length in nano units.
- the core of the first polymer spheroid and the second polymer spheroid may include a vinyl polymer
- the shell of the first polymer spheroid may include a copolymer of a vinyl monomer and a functional group.
- the vinyl polymer may be a vinyl aromatic polymer, for example, may be polystyrene.
- the functional group may be a siloxane.
- the shell of the first polymer spheroid may be further introduced with a hydrophilic functional group.
- the hydrophilic functional group may be a functional group having a negative or positive charge or polyethylene glycol (PEG) series, a carboxylic acid group, sulfone group, phosphate group, amino group, alkoxy group, ester group, acetate group, It may be at least one selected from the group consisting of a polyethylene glycol group and a hydroxyl group.
- PEG polyethylene glycol
- the amphiphilic anisotropic powder may have a symmetrical shape, an asymmetrical snowman shape, or an asymmetrical inverse snowman shape based on the bonding portion where the first polymer spheroid and the second polymer spheroid are bonded to each other.
- the snowman shape means that the first and second polymer spheroids having different sizes are bonded to each other.
- the amphiphilic anisotropic powder may have a particle size of 100 to 2500 nm.
- the amphipathic powder may have a particle size of 100 to 1500 nm, 100 to 500 nm, or 200 to 300 nm.
- the particle size means the length of the longest portion of the amphipathic powder.
- the amphiphilic powder has a particle size of 100 nm or more, 200 nm or more, 300 nm or more, 400 nm or more, 500 nm or more, 600 nm or more, 700 nm or more, 800 nm or more, 900 nm or more, or 1000 nm or more.
- the amphiphilic anisotropic powder may form large emulsified particles of 2 to 200 ⁇ m.
- the amphipathic powder may be to form a large emulsion particles of 5 to 200 ⁇ m, 10 to 100 ⁇ m, 10 to 50 ⁇ m, or 25 ⁇ m.
- the amphipathic powder is 2 ⁇ m or more, 5 ⁇ m or more, 10 ⁇ m or more, 15 ⁇ m or more, 20 ⁇ m or more, 25 ⁇ m or more, 30 ⁇ m or more, 40 ⁇ m or more, 50 ⁇ m or more, 80 ⁇ m or more, 100 ⁇ m 130 ⁇ m or more, 150 ⁇ m or more and 180 ⁇ m or more, 200 ⁇ m or less, 180 ⁇ m or less, 150 ⁇ m or less, 130 ⁇ m or less, 100 ⁇ m or less, 80 ⁇ m or less, 50 ⁇ m or less, 40 ⁇ m or less, 30 ⁇ m or less , Emulsified particles of 25 ⁇ m or less, 20 ⁇ m or less, 15 ⁇ m or less, 10 ⁇ m or less, or 5 ⁇ m or less can be formed.
- the hydrophobic and hydrophilic portions of the amphiphilic anisotropic powder have different orientations with respect to the interface to form large emulsion particles, thereby enabling the implementation of a formulation having excellent usability.
- Conventional molecular-level surfactants have made it difficult to produce stabilized large emulsion particles having a particle diameter of several tens of micrometers, and the surface thickness of the surfactant was about several nm, whereas the surface thickness of the amphiphilic anisotropic powder disclosed herein Is increased to about several hundred nm and the emulsion stability can be greatly improved as the stabilized interfacial film is formed due to the strong bonding between the powders.
- the cosmetic composition may have multiple formulations of oil-in-water (O / W), water-in-oil (W / O), W / O / W or O / W / O.
- O / W oil-in-water
- W / O water-in-oil
- W / O water-in-oil
- W / O water-in-oil
- O / W / O oil-in-water
- amphiphilic anisotropic powder disclosed herein can be composed of a variety of emulsion formulations, and even in the case of an emulsion formulation of a high amount of oil has a powdery and matte feeling, there is no sticky feeling of the existing surfactant.
- the cosmetic composition may be an oil-in-water (O / W) formulation having an amphipathic anisotropic powder, oil phase and water phase content ratio of 0.1 to 15: 5 to 60: 10 to 80 by weight.
- the cosmetic composition may be an oil-in-water (O / W) formulation having an amphipathic anisotropic powder, oil phase and water phase content ratio of 0.1 to 5: 15 to 40: 50 to 80 by weight.
- the cosmetic composition may be a water-in-oil (W / O) formulation having an amphipathic anisotropic powder, oil phase and water phase content ratio of 1 to 15: 50 to 80: 10 to 30 by weight.
- the oil phase portion may include one or more selected from the group consisting of liquid fats, solid fats, waxes, hydrocarbon oils, higher fatty acids, higher alcohols, synthetic ester oils and silicone oils.
- the amphipathic anisotropic powder may be added together with the aqueous phase to prepare an emulsion cosmetic composition.
- the amphiphilic anisotropic powder may be contained in an amount of 0.1 to 15% by weight based on the total weight of the cosmetic composition.
- the amphipathic anisotropic powder may be contained 0.5 to 5% by weight based on the total weight of the cosmetic composition.
- the amphiphilic anisotropic powder may be 0.1% by weight, 1% by weight, 2% by weight, 4% by weight, 6% by weight, 8% by weight, 10% by weight or more, based on the total weight of the cosmetic composition.
- the emulsified particle size can be adjusted from several ⁇ m to several tens or hundreds of ⁇ m.
- the technique disclosed herein is a method of preparing the cosmetic composition, the method comprising the steps of (1) preparing a core of a first polymer spheroid by stirring the first monomer and the polymerization initiator; (2) stirring the core of the prepared first polymeric spheroid with a compound including a first monomer, a polymerization initiator, and a functional group to prepare a coated first polymer spheroid having a core-shell structure; (3) stirring the prepared first polymer spheroid having a core-shell structure with a second monomer and a polymerization initiator to prepare an anisotropic powder having a second polymer spheroid formed thereon; (4) preparing an amphiphilic anisotropic powder by introducing a hydrophilic functional group into the prepared anisotropic powder; And (5) emulsifying using the prepared amphipathic anisotropic powder.
- the stirring method in (1) to (3) may be rotary stirring in a cylindrical reactor.
- Rotational agitation is preferred because uniform mechanical mixing is required along with chemical modification to produce uniform particles.
- the rotary stirring may be rotary stirring in a cylindrical rotary reactor, but the rotary stirring method is not limited thereto.
- the size and location of the baffles in the cylindrical rotary reactor and the degree of spacing with the impeller greatly affect the uniformity of the particles produced. It is desirable to minimize the blade gap between the inner wing and the impeller to equalize the convective flow and its strength, and to supply the powder reaction liquid below the wing length and maintain the impeller rotation speed at a high speed. It may be rotated at a highway of 200 rpm or more, and the ratio of the length of the diameter and the height of the reactor may be 1 to 3: 1 to 5, more specifically, 10 to 30 cm in diameter and 10 to 50 cm in height. The reactor size can vary in proportion to the reaction capacity. In addition, the material of the cylindrical rotary reactor may be a ceramic, glass, and the like, the temperature of the stirring is preferably 50 to 90 °C.
- the simple rotary method enables the production of uniform particles and is a low energy method that requires less energy, and has a characteristic of enabling mass production by maximizing reaction efficiency.
- the tumbling method in which the reactor itself rotates in the related art requires high energy and rotates the reactor at a predetermined angle, thus requiring high energy and restricting the size of the reactor. Due to the limitations of the reactor size, the amount produced is also limited to small amounts of about several hundred mg to several g, making it unsuitable for mass production.
- the first monomer and the second monomer may be the same or different, specifically, may be a vinyl monomer.
- the first monomer added in step (2) is the same as the first monomer used in step (1), the polymerization initiator used in each step may be the same or different.
- the vinyl monomer may be vinyl aromatic.
- the vinyl monomer may be substituted or unsubstituted styrene.
- the polymerization initiator may be a radical polymerization initiator, specifically, may be a peroxide-based, azo-based or a mixture thereof. Moreover, ammonium persulfate, sodium persulfate, potassium persulfate can also be used.
- the first monomer and the polymerization initiator may be mixed in a weight ratio of 100 to 1000: 1.
- the first monomer and the polymerization initiator may be mixed in a weight ratio of 100 to 750: 1, or 100 to 500: 1, or 100 to 250: 1.
- a stabilizer may be added together with the first monomer and the polymerization initiator to mix the first monomer, the polymerization initiator, and the stabilizer in a weight ratio of 100 to 1000: 1: 0.001 to 5.
- the powder size and shape are determined according to the size adjustment of the first polymer spheroid in the initial stage (1), and the first polymer spheroid size can be adjusted according to the weight ratio of the first monomer, the polymerization initiator and the stabilizer.
- the weight ratio of the said range there exists an effect which can raise the uniformity of anisotropic powder.
- the stabilizer may be an ionic vinyl monomer, specifically, sodium 4-vinylbenzenesulfonate may be used.
- Stabilizers prevent swelling of the resulting particles and impart positive or negative charges to the surface of the powder to electrostatically prevent mutual coalescence (bonding) during particle generation.
- the first ratio of the weight ratio of the first monomer, the polymerization initiator and the stabilizer is 110 to 130: 1: 1 to 5, specifically 115 to 125: 1: 1-2 to 4 It can be prepared from polymeric spheroids.
- the weight ratio of the first monomer, the polymerization initiator and the stabilizer is 225 to 240: 1: 1 to 3, specifically 230 to 235: 1: 1 to 3 It can be prepared from the first polymer spheroid.
- the amphiphilic powder has a size of 1100 to 2500 nm
- the first polymer spar having a weight ratio of the first monomer, the polymerization initiator, and the stabilizer is 110 to 130: 1: 0, specifically 115 to 125: 1: 0 It can be prepared from Lloyd.
- the asymmetric snowman-like amphiphilic powder has a weight ratio of the first monomer, the polymerization initiator, and the stabilizer of 100 to 140: 1: 8 to 12, specifically 110 to 130: 1: 9 to 11 of the first polymer It can be prepared from spheroids.
- the asymmetric inverse snowman-like amphiphilic powder has a weight ratio of the first monomer, the polymerization initiator, and the stabilizer is 100 to 140: 1: 1 to 5, specifically 110 to 130: 1: 2 to 4 It can be prepared from polymeric spheroids.
- the compound containing a functional group in the step (2) may be a compound containing a siloxane.
- it may be a siloxane-containing (meth) acrylate, 3- (trimethoxysilyl) propyl acrylate, 3- (trimethoxysilyl) propyl methacrylate, vinyltriethoxysilane, vinyltrimethoxysilane Or mixtures thereof.
- the compound including the first monomer, the polymerization initiator and the functional group in the step (2) may be mixed in a weight ratio of 80 to 98: 0.2 to 1.0: 1 to 20.
- the compound including the first monomer, the polymerization initiator and the functional group may be mixed in a weight ratio of 160 to 200: 1: 6 to 40.
- the degree of coating can be adjusted according to the weight, and the shape of the amphiphilic anisotropic powder is made according to the degree of coating, and when the reaction is carried out at the weight ratio, the coating thickness increases to about 10 to 30%, specifically 20%, to the initial thickness.
- the coating is too thick so that powdering does not proceed or is too thin so that the powdering proceeds well without the problem of powdering in multiple directions.
- by mixing in the weight ratio of the said range there exists an effect which can raise the uniformity of anisotropic powder.
- the second monomer and the polymerization initiator may be mixed in a weight ratio of 150 to 250: 1.
- the second monomer and the polymerization initiator are 160 to 250: 1, or 170 to 250: 1, or 180 to 250: 1, or 190 to 250: 1, or 200 to 250: 1, or 210 to 250 It can be mixed in a weight ratio of: 1, or 220 to 250: 1, or 230 to 250: 1, or 240 to 250: 1.
- the second monomer, the polymerization initiator and the stabilizer may be added together with the second monomer and the polymerization initiator to mix the second monomer, the polymerization initiator and the stabilizer in a weight ratio of 150 to 250: 1: 1: 0.001 to 5.
- the specific kind of stabilizer is as above-mentioned.
- the second monomer content in the step (3) may be mixed to 40 to 300 parts by weight when the weight of the first polymer spheroid of the core-shell structure is 100 parts by weight.
- the second monomer content is 40 to 100 parts by weight when the weight of the first polymer spheroid of the core-shell structure is 100 parts by weight, an asymmetric snowman type powder is obtained, and 100 to 150 parts by weight, or 110 to 150 parts by weight.
- parts by weight a symmetrical powder is obtained, and in the case of 150 to 300 parts by weight, or in the case of 160 to 300 parts by weight, an asymmetric inverse snowman type powder is obtained.
- by mixing in the weight ratio of the said range there exists an effect which can raise the uniformity of anisotropic powder.
- the hydrophilic functional group in step (4) is not limited thereto, but may be introduced using a silane coupling agent and a reaction modifier.
- the silane coupling agent is (3-aminopropyl) trimethoxysilane, N- [3- (trimethoxysilyl) propyl] ethylenediamine, N- [3- (trimethoxysilyl ) Propyl] ethylenediammonium chloride, (N-succinyl-3-aminopropyl) trimethoxysilane, 1- [3- (trimethoxysilyl) propyl] urea and 3-[(trimethoxysilyl) propyloxy ] -1,2-propanediol may be one or more selected from the group consisting of, specifically N- [3- (trimethoxysilyl) propyl] ethylenediamine.
- the silane coupling agent may be mixed in an amount of 35 to 65 parts by weight, for example 40 to 60 parts by weight, based on 100 parts by weight of the anisotropic powder prepared in step (3).
- Hydrophilization can be suitably made within the said range.
- the reaction modifier may be ammonium hydroxide.
- the reaction modifier may be mixed in an amount of 85 parts by weight to 115 parts by weight, for example, 90 parts by weight to 110 parts by weight, based on 100 parts by weight of the anisotropic powder prepared in step (3). Hydrophilization can be suitably made within the said range.
- polystyrene-coreshell (PS-CS) aqueous dispersion solution obtained as a result of the reaction 40 g of styrene as a monomer, 0.35 g of sodium 4-vinylbenzenesulfonate as a stabilizer, and azo as a polymerization initiator 0.2 g of bisisobutyronitrile (Azobisisobutyronitrile, AIBN) was mixed and heated to 75 ° C. for 8 hours. The reaction was stirred in a cylindrical rotary reactor.
- PS-CS polystyrene-coreshell
- An emulsion cosmetic composition using the obtained amphipathic anisotropic powder was prepared. Multiple formulations of oil-in-water (O / W), water-in-oil (W / O), W / O / W, O / W / O were prepared, and specific compositions are shown in Tables 1, 2, and 3 below.
- Example 1 (O / W)
- Example 2 (W / O) Puresyn4 25 75 Cetoskd 0.8 0.5 DB 0.3 0.25 C981 0.2 - PE 0.4 0.3 TAU 0.1 - Water up to 100 up to 100
- Puresyn4 Hydrogenated poly (C6-14) olefin (oil)
- CetosKD Cetearyl alcohol (wax)
- TAU Tromethamine (acid regulator)
- FIG. 1 An optical micrograph of the O / W emulsion particles formed during emulsification after adding oil and wax to the aqueous part in which the anisotropic powder is dispersed is shown in FIG. 1.
- the optical micrographs of 25% of 14E) are also shown.
- Example 3 shows optical micrographs of O / W emulsified particles formed at 2.6%, 2.34%, 2.08%, and 1.82%, respectively.
- the emulsion particle size can be adjusted from several ⁇ m to tens, hundreds of ⁇ m.
- the anisotropic powder content increased, the surface area of the interfacial membrane between the oil and the water phase increased, which resulted in a decrease in the emulsified particle size and an increase in the emulsified particle number.
- the ratio of water / oil / anisotropic powder is (a) 75/20/5, (b) 38/60/2 , (c) the results of observing the formulation formed when 28/70/2 are shown in FIG. 4.
- Emulsifying power experiment was conducted with the emulsion obtained in Example 1.
- the particle state was observed by microscopic observation immediately after emulsification using simple hand shaking.
- FIGS. 5 and 6 After the composition was mixed in a glass vial, stable emulsion particles were formed upon manual emulsification, and the results are shown in FIGS. 5 and 6.
- the emulsified particles are about 100 ⁇ m (anisotropic powder concentration 0.7%)
- the first vial in Figure 5 (b) shows when the anisotropic powder is dispersed in the oil and water interface
- the third vial indicated that the anisotropic powders were placed at the oil / water interface, and that stable large emulsified particles were produced by light hand-shaking alone.
- FIG. 8 shows optical micrographs of Example 3 (W / O / W) and Example 4 (O / W / O) formulations.
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Abstract
Description
| 중량% | 실시예1(O/W) | 실시예 2(W/O) |
| Puresyn4 | 25 | 75 |
| CetosKD | 0.8 | 0.5 |
| DB | 0.3 | 0.25 |
| C981 | 0.2 | - |
| PE | 0.4 | 0.3 |
| TAU | 0.1 | - |
| Water | up to 100 | up to 100 |
| 중량% | 실시예 3(W/O/W) |
| 실시예 2(W/O) | 16 |
| DB | 0.5 |
| C981 | 1 |
| TAU | 0.1 |
| PE | 0.05 |
| Water | up to 100 |
| 중량% | 실시예 4(O/W/O) |
| Puresyn4 | 85 |
| 실시예1(O/W) | 7 |
| DB | 0.5 |
| C981 (1%) | - |
| PE | 0.2 |
| TAU | - |
| Water | up to 100 |
Claims (18)
- 화장료 조성물에 있어서,상기 조성물은 양친매성 이방성 분체를 포함하고,상기 분체는 친수성인 제1 고분자 스페로이드 및 소수성인 제2 고분자 스페로이드를 포함하며,상기 제1 고분자 스페로이드 및 제2 고분자 스페로이드는 적어도 부분적으로 상대 고분자 스페로이드를 침투하는 구조로 결합하며,상기 제1 고분자 스페로이드는 코어-쉘 구조를 갖고 상기 쉘은 관능기를 포함하는, 화장료 조성물.
- 제 1항에 있어서,상기 제1 고분자 스페로이드의 코어와 제2 고분자 스페로이드는 비닐 고분자를 포함하며,상기 제1 고분자 스페로이드의 쉘은 비닐 모노머와 관능기의 공중합체를 포함하는 것을 특징으로 하는 화장료 조성물.
- 제 2항에 있어서,상기 비닐 고분자는 비닐 방향족계 고분자인 것을 특징으로 하는 화장료 조성물.
- 제 1항에 있어서,상기 관능기는 실록산인 것을 특징으로 하는 화장료 조성물.
- 제 1항에 있어서,상기 제1 고분자 스페로이드의 쉘은 친수성 관능기가 추가적으로 도입된 것을 특징으로 하는 화장료 조성물.
- 제 5항에 있어서,상기 친수성 관능기는 카르복실산기, 설폰기, 포스페이트기, 아미노기, 알콕시기, 에스테르기, 아세테이트기, 폴리에틸렌글리콜기 및 하이드록실기로 이루어진 군에서 선택되는 1 이상인 것을 특징으로 하는 화장료 조성물.
- 제 1항에 있어서,상기 양친매성 이방성 분체는 제1 고분자 스페로이드 및 제2 고분자 스페로이드가 결합된 결합부를 기준으로 대칭 형상, 비대칭 스노우맨(snowman) 형상 또는 비대칭 역스노우맨 형상을 갖는 것을 특징으로 화장료 조성물.
- 제 1항에 있어서,상기 양친매성 이방성 분체는 입자 크기가 100 내지 2500 nm인 것을 특징으로 하는 화장료 조성물.
- 제 1항에 있어서,상기 양친매성 이방성 분체는 2 내지 200 ㎛의 거대 유화 입자를 형성하는 것을 특징으로 하는 화장료 조성물.
- 제 1항에 있어서,상기 화장료 조성물은 수중유형(O/W), 유중수형(W/O), W/O/W 또는 O/W/O의 멀티플 제형을 갖는 유화 조성물인 것을 특징으로 하는 화장료 조성물.
- 제 1항에 있어서,상기 양친매성 이방성 분체는 화장료 조성물 전체 중량을 기준으로 0.1 내지 15 중량% 함유된 것을 특징으로 하는 화장료 조성물.
- 제 1항 내지 제 11항 중 어느 한 항에 따른 화장료 조성물의 제조방법으로서, 상기 방법은(1) 제1 모노머 및 중합 개시제를 교반하여 제1 고분자 스페로이드의 코어를 제조하는 단계;(2) 상기 제조된 제1 고분자 스페로이드의 코어를, 제1 모노머, 중합 개시제 및 관능기를 포함하는 화합물과 교반하여 코팅된 코어-쉘 구조의 제1 고분자 스페로이드를 제조하는 단계;(3) 상기 제조된 코어-쉘 구조의 제1 고분자 스페로이드를, 제2 모노머 및 중합 개시제와 교반하여 제2 고분자 스페로이드가 형성된 이방성 분체를 제조하는 단계;(4) 상기 제조된 이방성 분체에 친수성 관능기를 도입하여 양친매성 이방성 분체를 제조하는 단계; 및(5) 상기 제조된 양친매성 이방성 분체를 이용하여 유화하는 단계;를 포함하는 화장료 조성물의 제조방법.
- 제 12항에 있어서,상기 (1) 내지 (3)단계에서 교반 방법은 원통형 반응기에서의 회전 교반인 것을 특징으로 하는 화장료 조성물의 제조방법.
- 제 12항에 있어서,상기 (1)단계에서 제1 모노머 및 중합 개시제는 100 내지 1000 : 1의 중량비로 혼합하는 것을 특징으로 하는 화장료 조성물의 제조방법.
- 제 12항에 있어서,상기 (2)단계에서 관능기를 포함하는 화합물은 실록산 함유 (메타)아크릴레이트인 것을 특징으로 하는 화장료 조성물의 제조방법.
- 제 12항에 있어서,상기 (2)단계에서 제1 모노머, 중합 개시제 및 관능기를 포함하는 화합물은 80 내지 98 : 0.2 내지 1.0 : 1 내지 20의 중량비로 혼합하는 것을 특징으로 하는 화장료 조성물의 제조방법.
- 제 12항에 있어서,상기 (3)단계에서 제2 모노머 및 중합 개시제는 150 내지 250 : 1의 중량비로 혼합하는 것을 특징으로 하는 화장료 조성물의 제조방법.
- 제 12항에 있어서,상기 (4)단계에서 친수성 관능기는 실란 커플링제로 도입하는 것을 특징으로 하는 화장료 조성물의 제조방법.
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| US15/314,883 US20170196779A1 (en) | 2014-05-30 | 2015-05-29 | Cosmetic composition containing amphiphilic anisotropic powder and method for preparing same |
| EP15798902.1A EP3150191A4 (en) | 2014-05-30 | 2015-05-29 | Cosmetic composition containing amphiphilic anisotropic powder and method for preparing same |
| JP2017515650A JP2017516863A (ja) | 2014-05-30 | 2015-05-29 | 両親媒性異方性粉体を含む化粧料組成物およびその製造方法 |
| HK17105783.1A HK1232138A1 (zh) | 2014-05-30 | 2015-05-29 | 含有两亲性各向异性粉末的化妆品组合物及其制备方法 |
| CN201580029038.4A CN106687103A (zh) | 2014-05-30 | 2015-05-29 | 含有两亲性各向异性粉末的化妆品组合物及其制备方法 |
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| KR1020150067651A KR20150138012A (ko) | 2014-05-30 | 2015-05-14 | 양친매성 이방성 분체를 포함하는 화장료 조성물 및 이의 제조방법 |
| KR10-2015-0067651 | 2015-05-14 | ||
| KR10-2015-0076037 | 2015-05-29 | ||
| KR1020150076037A KR20150138096A (ko) | 2014-05-30 | 2015-05-29 | 양친매성 이방성 분체를 포함하는 화장료 조성물 및 이의 제조방법 |
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| WO2016108659A1 (ko) * | 2014-12-31 | 2016-07-07 | (주)아모레퍼시픽 | 표면 개질된 양친매성 이방성 분체 및 이를 함유하는 유화 조성물과 이의 제조방법 |
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