WO1999003572A1 - Emulsion a phases multiples de type huile/eau/huile - Google Patents
Emulsion a phases multiples de type huile/eau/huile Download PDFInfo
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- WO1999003572A1 WO1999003572A1 PCT/JP1998/003187 JP9803187W WO9903572A1 WO 1999003572 A1 WO1999003572 A1 WO 1999003572A1 JP 9803187 W JP9803187 W JP 9803187W WO 9903572 A1 WO9903572 A1 WO 9903572A1
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
- A61Q19/00—Preparations for care of the skin
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- 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
- A61K8/02—Cosmetics or similar toiletry preparations characterised by special physical form
- A61K8/04—Dispersions; Emulsions
- A61K8/06—Emulsions
- A61K8/066—Multiple emulsions, e.g. water-in-oil-in-water
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
- A61K9/00—Medicinal preparations characterised by special physical form
- A61K9/10—Dispersions; Emulsions
- A61K9/107—Emulsions ; Emulsion preconcentrates; Micelles
- A61K9/113—Multiple emulsions, e.g. oil-in-water-in-oil
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
- Y10S—TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y10S516/00—Colloid systems and wetting agents; subcombinations thereof; processes of
- Y10S516/902—Gelled emulsion
Definitions
- the present invention relates to an OZWZO-type composite emulsion. More specifically, the present invention relates to a 0 / WZO composite emulsion having excellent stability over time, which is obtained by dispersing an ozw emulsion in a bright oil of a foreign phase.
- An oil-in-water-in-oil emulsion composition obtained by further emulsifying and dispersing an oil-in-water emulsion composition (hereinafter referred to as an OZW emulsion) in an oil phase is a 0 ZW / 0 composite emulsion or 0 ZWZ Type 0 multiple emulsion, which is important in various industrial applications such as cosmetics, food, and pharmaceuticals.
- OZW emulsion is simply an oil phase dispersed in an aqueous phase
- the particle structure of a 0 / W / 0 composite emulsion has an external phase as shown in Fig. 1. It has a structure in which an internal phase oil 14 is further dispersed in an aqueous phase 12 dispersed in oil 10.
- Japanese Patent Application Laid-Open No. H08-332188 discloses a 0 / W-type micro-engineered mar- gin which becomes an internal phase by using a hydrophilic nonionic activator.
- Composite emulsions have been shown to prevent coalescence of internal phase oil and external phase oil and significantly increase the stability over time. I have.
- solid or semi-solid oils such as high-grade alcohol and wax.
- the solid / semi-solid oil content is added to the internal 0 / W type emulsion or external phase oil emulsified using a non-ionic surfactant.
- 0 / W type emulsion is contained in 0 / W type emulsion, and organic phase modified clay mineral and emulsifier of HLB 7 or less are contained in external phase oil.
- the solid / semi-solid oil content can be stably blended into the OZW emulsion of the internal phase by dispersing it in the emulsion, and the 0 / W / 0 composite emulsion with good stability over time with improved adaptability of the base to the skin It was found that a new version was obtained, and the present invention was completed.
- the present inventors have conducted intensive studies to obtain a stable OZW / 0 type composite emulsion.
- the amphipathic substance consisting of a specific combination and an N-long chain acyl group
- the acid amino acid monosalt is contained in the OZW type ethanol resin
- the external phase oil contains an organically modified clay mineral and an emulsifier having an HLB of 7 or less.
- the present invention is not limited to the case where the oil content contained in the OZW type emulsion as the internal phase is not limited, and when the solid or semi-solid oil content is contained in order to improve the usability. Also, the object of the present invention is to provide an o / wzo type composite emulsion having excellent aging stability. Disclosure of the invention
- the first invention of the present application relates to a 0 / WZO type composite emulsion in which 0 / W type emulsion is dispersed in an external phase oil, and an amphiphile-surfactant is added to an OZW type emulsion of an internal phase.
- the present invention provides the 0 / W / 0 type composite, wherein the amphiphilic substance is composed of a higher alcohol and / or a higher fatty acid having a carbon chain length of 12 or more. It provides an emulsion.
- the present invention provides the above OZW / 0 type composite emulsion, wherein the surfactant contained in the 0 / W type emulsion of the internal phase comprises a metal stone of a higher fatty acid. To provide services.
- the present invention is characterized in that the organically modified clay mineral is obtained by treating a water-swellable clay mineral with a quaternary ammonium-type cationic surfactant and a nonionic surfactant.
- the present invention provides the 0 / WZO type composite emulsion.
- the present invention also relates to a metal stone in which the amphiphilic substances contained in the OZW type emulsion dispersed in the external phase oil are higher alcohols and higher fatty acids, and the surfactant is a metal stone neutralized with the higher fatty acids.
- the amphiphile is contained in an internal phase oil of 0 / W type emulsion at 0.1 to 80% by weight.
- the present invention provides the o / w / o type composite emulsion described above.
- the present invention provides a step of adding an oily component to be an internal phase oil to an aqueous solution containing a neutralizing agent and subjecting the emulsion to high-pressure emulsification or ultrasonic emulsification to prepare a 0 / W-type emulsion.
- the second invention of the present application relates to an O / W / O type composite emulsion in which 0 / W type emulsion is dispersed in the external phase oil, and the parent phase is added to the 0 / W type emulsion in the internal phase.
- Amphiphile-N-long-chain succinic acid monosulfate Amphiphile and N-long-chain succinic acid amic acid selected from those capable of forming a gel at room temperature or higher in an oil-water system A mono-salt, an oily component, and water, wherein the external phase oil contains an organically modified clay mineral and an emulsifier having an HLB of 7 or less, and contains 0 ZW emulsion and the external phase oil.
- the present invention provides a 0 / WZ0 composite emulsion having a weight ratio of 2: 3 to 19: 1.
- the present invention provides the OZWZ0 type composite emulsion, wherein the amphiphilic substance is a higher alcohol and / or a higher fatty acid having a carbon chain length of 12 or more carbon atoms. Things.
- the present invention provides a method for manufacturing a semiconductor device, comprising:
- the present invention provides an N-long chain acylamino acid disalt in the 0-W emulsion of the internal phase, wherein the content thereof is N long chain acylamino acid.
- the present invention provides the above-mentioned 0 / WZO composite emulsion, wherein the molar ratio thereof is 0.25 times or less the monoacid salt.
- the present invention relates to the present invention, wherein the internal phase oil of the 0 / W emulsion is 1/2 times the total amount of the amphipathic substance and the N-long chain succinic acid amino acid monosalt.
- An object of the present invention is to provide the above-mentioned OZWZO-type composite emulsion characterized by being contained as described above.
- the amphipathic substance and the N-long chain sulfonic acid amino acid monosalt are present at the oil droplet interface of 0 / W type emulsion, and the abundance is determined by the peak area ratio by DSC.
- the present invention provides the above-mentioned 0 / W / 0 type composite emulsion, which is 90% or more of the total content.
- the present invention provides the present invention, wherein the total amount of the amphipathic substance and the N-long chain sulfonic acid amino acid monosalt is 0.2% by weight or more with respect to the aqueous phase of the 0 ZW type emulsion.
- An object of the present invention is to provide the above-mentioned OZWZO-type composite emulsion.
- the present invention is characterized in that the organically modified clay mineral is obtained by treating a water-swellable clay mineral with a quaternary ammonium-type cationic surfactant and a nonionic surfactant.
- the present invention also provides an OZW / 0 type composite emulsion described above.
- the present invention relates to an OZW type emulsion which comprises adding an oily component to be an internal phase oil to an aqueous phase containing an N-long-chain acylamino acid monosalt and subjecting it to high-pressure emulsification or ultrasonic treatment. And a step of dispersing and emulsifying the 0 / W type emulsion in an oily component which is an external phase oil containing an organically modified clay mineral and an emulsifier having an HLB of 7 or less.
- the present invention provides a method for producing a 0 / W / 0 type composite emulsion.
- FIG. 1 is a conceptual diagram of an OZWZO-type composite emulsion
- FIG. 2 is a diagram showing a neutralized state of N—stearoyl—L—glutamic acid
- FIG. It is a conceptual diagram of W type emulsion.
- the amphiphilic substance blended in the 0 / W type emulsion used as an internal phase in the present invention has surface activity, but itself has high hydrophobicity, and a general surfactant has more surface activity.
- Higher alcohols such as ceanol, stearyl alcohol, myristic acid, palmitic acid, stearic acid, behenic acid, isostearic acid, o Higher fatty acids such as leic acid, linolenic acid, linoleic acid, linoleic acid, and oxcystealinic acid, isopropyl myristate, isopropyl palmitate, and isopropyl Esters such as sostearic acid, glyceryl diethylhexanoate, higher aliphatic alcohols, monoglycerides, glycerol monoalkyl ethers, monoalkylamines, and sulferos And the like (cholesterol, phytosterol) having a carbon ske
- Surfactants to be added to the W-type emulsion include anionic surfactants, cationic surfactants, amphoteric surfactants, and hydrophilic or lipophilic nonionic surfactants. Specifically, metal soaps of higher fatty acids are preferred.
- anionic surfactant examples include a base material for sekken, a fatty acid sekken such as sodium laurate and sodium palmitate, and a lauric sulfate.
- a base material for sekken such as sodium laurate and sodium palmitate
- a lauric sulfate examples include sodium acid and lauryl sulfate
- Alkyl ether sulfates such as P0E triaryl lauamine sulfate, sodium Pour sodium lauryl sulfate, and N-acyl sanorecolinic acid such as lauroyl sarcocinnatrium , N-millistryl-N-methylthiourina sodium, coconut oil fatty acid methylilurite donatonium, lauryl metilta sodium lipid, etc.
- Phosphoric acid salts such as dosulfonate, sodium phosphate P0E sodium ether phosphate, sodium phosphate P0E stearyl ether, sodium di-2-ethylhexylsulfosuccinate, monoradioyl monoethanol Sulphosuccinates such as sodium urea dopoxy oxyethylene sulfosuccinate, sodium laurenolepolypropylene glycol sulfosuccinate Salts, sodium dodecylbenzenesulfonate sodium, linear dodecylbenzenesulfonate triethanolamine, alkylbenzenesulfonates such as linear dodecylbenzenesulfonate, N-laurate N-Acyl glutamate, such as monosodium phosphate, N-stearole glutamate, sodium diphosphate, N-myristol-L-glutamate monosodium Salts, Higher fatty acid esters such as hydrogenated coconut
- Cationic surfactants include, for example, alkyl triammonium chloride salts such as stearyl trimethylammonium chloride and paralyl trimethylammonium chloride, and distearyldimethylammonium chloride.
- Alkylpyridinium salts such as rudimethylammonium salt, polychloride ( ⁇ , ⁇ '-dimethyl-3,5-methylethylenepiperidinium), cetylpyridinium chloride, alkylquaternary ammonium salts, alkyldimethylbenzylammonium salts, Alkyl isoquinoline salts, dialkyl morphoninium salts, hydroxyalkylamines, alkylamine salts, polyamine fatty acid derivatives, amide alcohol fatty acid derivatives, benzalkonium chloride, benzozetonium chloride and the like.
- amphoteric surfactant examples include 2-undecyl- ⁇ , ⁇ , ⁇ - (hydroxyethylcarboxymethyl) 2-imidazolinnatridium and 2-cocoyl-2-imizozolitol.
- Imidazoline-based amphoteric surfactants such as dimethyl hydroxide-hydroxyl-boxetyroxy 2-sodium salt, 2-heptadecyl di-carboxymethyl-di-hydroxy-diethyl imidazolinium betaine, raw Betaine surfactants such as lillimethylaminoacetate betaine, alkyl betaine, amide betaine and sulfobetaine.
- lipophilic nonionic surfactant examples include sorbitan monooleate, sonolebitan monoisostearate, sonolebitan monolaurate, and sonorebitan monono. Lumitate, sorbitan monostearate, sorbitan sesquioleate, sorbitan trioleate, penbi-2-ethylethyl diglycerol sorbate sorbitan, tetra-2-ethylhexylate Sorbitan fatty acid esters such as diglycerol sorbitan, mono-cottonseed oil glycerin fatty acid, glycerin monoernic acid, glycerin sesquioleate, glycerin monostearate, ⁇ , ⁇ ' Glycerin polyglycerin fatty acids, such as glycerin pyroglutamate, oleic acid, glycerin monostearate, and glycerol monoglycerol monostearate Propylene glycol
- hydrophilic non-ionic surfactant examples include P0E sorbitan monooleate, P0E-sorbitan monostearate, P0E sorbitan monooleate, and P0E sorbitan monolate, such as P0E sorbitan monolate.
- Fatty acid esters such as P0E-sorbitol monolaurate, P0E-sonorebit monoester, P0E-sonorebit pen penetrate, P0E-sonorebit monostearate, etc .; P0E glycerin fatty acid esters such as P0E glycerin monostearate, P0E-glycerin monoisostearate, P0E-glycerin triisostearate, P0E monooleate, P0E distearates P0E fatty acid esters, such as glycerol, P0E monodiole, ethyl cysteinate glycol, and P0E laurate P0E alkyl ethers, P0E stearyl ether, P0E behenyl ether, P0E 2-octyl dodecyl ether, P0E alkyl ethers such as cholesterol monoether, P0E octyl ether, P0E o
- Alcohol phenol derivatives such as melamine lanolin derivative, cash oil fatty acid ethanol amide, lauric acid monoethanol amide, fatty acid isopanol amide, etc.
- Propylene glycol fatty acid ester, P0E alkylamine, P0E fatty acid Examples include amide, sucrose fatty acid ester, P0E nonylphenylformaldehyde condensate, alkylethoxy dimethylammonoxide, and trioleyl phosphoric acid.
- a combination of an amphipathic substance and a surfactant which forms a gel at room temperature or higher in an amphipathic substance-surfactant-oil-water system is selected from the above-mentioned amphipathic substances and surfactants. Used. There are no particular restrictions on the combination of amphiphile-surfactant that forms a gel at room temperature or above in an aqueous system, as long as the respective compounding amounts that can form a gel are used.
- Alcohols (amphiphiles)-behenic acid / hydroxylation power Lithium fatty acid stones (surfactants), stearic acid and / or stearyl alcohol (amphiphiles)-stehydric acid hydroxylation Lithium fatty acid stone (surfactant), stearyl alcohol (amphiphile), sodium cetyl sulfate (surfactant), behenyl alcohol (amphiphile)-
- the combination of hexyl methylammonium (surfactant), behenyl alcohol (amphiphile) -stearyl chloride dimethylammonium (surfactant) is preferred.
- an amphipathic substance and a surfactant can be respectively blended with the OZW type emulsion, but the higher fatty acid of the amphipathic substance and a neutralizing agent such as a hydration bead can be used. It is preferable to mix and contain an amphiphilic substance and a surfactant composed of a higher fatty acid soap. Most preferably, a higher alcohol and a higher fatty acid obtained by blending an amphiphilic substance composed of a higher alcohol and a higher fatty acid with a smaller amount of a hydroxylating power than a higher fatty acid and a higher fatty acid are used. It is a combination of potash and fatty acid stones.
- the compounding amount of the amphiphilic substance is preferably 25% by weight or less, more preferably 10% by weight or less, based on the total amount of the 0 / W type emulsion.
- the mixing amount of the agent is preferably based on the total amount of the OZW emulsion. It is preferably at most 20% by weight, more preferably at most 10% by weight.
- the amount of the internal phase oil in the OZW type emulsion is at least 1/2 times, preferably at least equal to the total amount of the amphiphilic substance and the surfactant.
- the amount of the oil phase is less than 1/2 of the amphiphilic substance, the stability with time of the emulsified state tends to be poor.
- the weight ratio of the oil phase to the water phase in the OZW type emulsion is less than 1: 1 in the oil phase.
- An amphiphilic substance blended in the OZW type emulsion used as the internal phase in the present invention is a substance having surface activity, but itself is strongly hydrophobic and has less surface activity than a general surfactant.
- a general surfactant for example, higher fatty acids, higher fatty alcohols, monoglycerides, glycerol monoalkyl ethers, monoalkylamines, sterols, free N-long-chain acylamino acids, etc. are used. It is also possible. Preference is given to higher fatty acids, higher fatty alcohols, N-long chain succinic amino acids, particularly preferably higher fatty acids and amino acids or higher fatty alcohols.
- the higher fatty acids and higher aliphatic alcohols are preferably those having 12 or more carbon atoms, and particularly preferably those having 16 or more carbon atoms.
- the N-long-chain succinic amino acid preferably has a long-chain acryl group having 12 or more carbon atoms, and particularly preferably has 16 or more carbon atoms. If the number of carbon atoms is small, problems such as insufficient emulsification stability may be caused.
- higher fatty acids include, for example, rauric acid, myristic acid, palmitic acid, stearic acid, behenic acid (behenic acid), oleic acid, and 12-hydroxylactic acid. Acid, decylenic acid, tolic acid, isostearic acid, Linoleic acid, linoleic acid, eicosapentaenoic acid (EPA), docosahexaenoic acid (DHA) and the like. Examples of higher aliphatic alcohols include those corresponding to these higher fatty acids. Higher alcohols.
- N-long-chain acidic amino acids include N-stearoyl-L-glutamic acid, N-palmitoyl L-glutamic acid, and N-milisto-inolate L— Glutamic acid, N—Lourinol L—Glutamic acid, N—Cash oil—L—Glutamic acid, N—Stearylyl—L—Asno. Laginic acid, N — no, ° Luminitol 1 L — Aspartic acid, N — Myristol L — Aspa Laginic acid, N — Rauril 1 L — Asno. Laginic acid, N-acid oil-L-aspartic acid and the like.
- the N-long-chain amic acid amino acid monosalt compounded in the 0 / W-type emulsion is defined as one of the carboxyl groups of the N-long-chain amic acid amino acid. It means a salt that has been neutralized.
- N—Long chain acylamino acid is an amino acid in which a long chain acyl group is covalently bonded to the nitrogen atom of the acidic amino acid, and is a long chain acyl acid bonded to the acidic amino acid.
- the group may be linear or branched, and may be saturated or unsaturated.
- the number of carbon atoms of the long-chain acryl group is preferably 12 or more, particularly preferably 16 or more. If the number of carbon atoms is small and the chain length is short, sufficient emulsion stability may not be obtained.
- N used in the present invention The long-chain Ashiru acidic amino acid mono salt, for example, N - Sutearo Lee Honoré one L one glutamicum phosphate mono salt, N - Nono 0 Le Mi preparative Lee Honoré one L- glutamicum down Acid monosalt, N — Myristyl mono-L — Glutamate monosalt, N — Lauroylurium L — Glutamate monosalt, N — Coconut oil mono-L — Glutamate monosalt, N —Stearoyl—L-aspartic acid monosalt, N—palmitoyl-L-aspartic acid monosalt, N—Myristyl L-aspartic acid monosalt, N—Lauroyl-L—aspartic acid monosalt, N —Yashi Oil-L-aspartic acid monosalt.
- the counter ion of N-long-chain acylamino acid is not particularly limited, but, for example, sodium, potassium, triethanolamine
- N—Long-chain acylamino acids have at least two carboxyl groups in the molecule, and the higher the neutralization rate of carboxyl groups in water, the more acidic N—
- the form changes from long-chain amic acid amino acid to N-long-chain amic acid monoacid salt and N-long-chain amic acid diacid salt.
- the N-long chain succinic amino acid is N-stearoyl L-glutamic acid
- one amino group and two carboxyl groups are present in one molecule.
- the sum rate is 0, it is considered that all exist in the acidic form as shown in (1-a) in Fig. 2.
- the morphology of the N-long-chain amic acid amino acid changes depending on the neutralization ratio.
- the acidic form of the N-long-chain amic acid amino acid according to the present invention is as described above. It can be used as an amphiphile.
- N-stearoyl-L-glutamic acid is used in combination with an alcohol so as to have a neutralization rate of 25%
- N-stearoyl-L-glutamic acid is in an acidic form and a monosalt.
- the abundance ratio of the types is 1: 1 in molar ratio, and each of them can function as the amphiphilic substance and the N-long-chain sulfonic acid amino acid monosalt used in the present invention. it can.
- N-long-chain acylamino diacid salt also forms an association with the amphipathic substance, but it is compared with the association formed between the mono salt and the amphipathic substance. Its strength is so low that it cannot exert a sufficient effect.
- the pH of the system is 11 or more, which is a strong alkali, which is not suitable for practical use. Therefore, N-long-chain acylamino acid and the neutralizer alcohol are separately added to form N-long-chain acylamino acid monosalt in the system. In this case, it is important to note that excessive addition of alkali will increase the proportion of N-long-chain succinic amic acid present as the di-salt form and reduce the abundance of the mono-salt form. Cost.
- the compounding amount of the alkali is preferably such that the amount of the di-salt in the 0 / W type emulsion is 0.25 times or less in molar ratio with respect to the mono-salt. It is preferable to mix them so as to be 0.1 times or less.
- the neutralizing agent for neutralizing N-long-chain acylamino acid include potassium hydroxide, sodium hydroxide, and triethanol. For example.
- the amphipathic substance-N-long-chain isacylaminoaminoacid monosalt-oil-water system Use a combination of an amphiphile that forms a gel at room temperature or higher-N-long chain succinic acid amino acid monosalt.
- an amphipathic substance that forms a gel at room temperature or higher in an aqueous system and N-long-chain acylaminoacid monosalt as long as the respective compounding amounts capable of forming a gel are used.
- a higher fatty acid having 12 or more carbon atoms more preferably a higher fatty acid having 16 or more carbon atoms and Z or a higher aliphatic alcohol, and N stearoyl-L — Combination with glutamate mono salt is preferred.
- FIG. 3 is a conceptual diagram showing an OZW type emulsion.
- an oil phase 14 is dispersed in an aqueous phase 12, and an amphiphilic substance 20 and N—long-chain acyl acid are present at the interface between the aqueous phase 12 and the oil phase 14.
- Amino acid monosalt 30 is present, and the dispersed state of oil phase 12 in aqueous phase 10 is stabilized.
- N-long-chain amic acid amino acid salt 30 and an amphiphile 20 are further present, and N-long-chain amic acid amino acid is present. It is said that a part of the salt 30 and the amphiphile 20 form a lamellar structure 40 in the aqueous phase, a gel structure is formed, and the base solidifies.
- N—long-chain amic acid amino acid salt and amphiphile The association of an amphiphile and N—long-chain amic acid amino acid salt in water to form a gel; N—long-chain amic acid amino acid salt and amphiphile
- the abundance at the oil droplet interface or in the aqueous phase can be confirmed by DSC (differential scanning calorimetry) measurement.
- the amphipathic substance and the N-long-chain amic acid monoamino acid salt are present at the oil droplet interface of the 0ZW emulsion, and the abundance is determined by the peak area ratio by DSC.
- the content is preferably 90% or more of the total content.
- the total amount of the amphipathic substance and the N-long-chain sulfonic acid amino acid monosalt is 0.2% by weight or more with respect to the aqueous phase of the OZW type emulsion.
- the mixing ratio of the amphiphilic substance and the N-long-chain acylamino acid monosalt can be adjusted as appropriate, but is preferably 1: 1 to 1: 5, especially in a molar ratio. Preferably, it is 1: 2 to 1: 4.
- the amount of the internal phase oil in the / W type emulsion is at least 1/2 times, preferably at least equal to the total amount of the amphipathic substance and N-long acid succinic acid amic acid monosalt. It is. When the amount of the oil phase is smaller than 1 Z 2 of the amphiphilic substance, the stability of the milk state over time tends to deteriorate.
- the compounding amount of the amphiphilic substance is preferably 25% by weight or less, more preferably 10% by weight, based on the total amount of the OZW type emulsion, and N-long chain acidity is preferred.
- the amount of the amic acid monosalt is preferably 20% by weight or less, more preferably 10% by weight or less, based on the total amount of the 0 ZW type emulsion.
- natural or synthetic such as monmorillonite, savonite, and hectrite (in this case, the (0H) group in the formula is replaced with fluorine)
- Montmorillonite group commercially available products include beegum, kunipia, lab labite, etc.
- sodium mica and synthetic mica known as sodium or lithium teniolite (commercially available , Etc.) are treated with a quaternary ammonium salt-type cation surfactant.
- the quaternary ammonium salt-type cation surfactant used for organically modifying the water-swellable clay mineral is represented by the following general formula [Chemical Formula 2].
- R ⁇ is an alkyl group or a benzyl group having 1 0-2 2 carbons
- R Q is a methyl group or an alkyl group having a carbon number of 1 0 to 2 2, R 3 and R 4 having 1 to 3 carbon atoms
- organically modified clay mineral used in the present invention is treated with the quaternary ammonium salt-type cation surfactant described above, it is most preferable to treat it together with a nonionic surfactant.
- a nonionic surfactant for example, polyoxyethylene is added in an amount of 2 to 30 mol (hereinafter abbreviated as P0E (2 to 30)).
- P0E (2 to 30) polyoxyethylene is added in an amount of 2 to 30 mol (hereinafter abbreviated as P0E (2 to 30)).
- P0E (2 to 30) Oleyl ether, POE (2 to 35) stearyl ether, POE (2 to 30) 20) Laurenole ether, POE (1-20) alkyl phenyl ether, POE (6-18) behenyl ether, P0E (5-25) 2—decyl penyl decyl ether, POE ( 3-30) 2-decyltetradecyl ether, POE (8-16) 2-ether
- Ethylene oxide-added surfactants such as ether ester type activators
- polyhydric alcohol fatty acid esters such as glycerin fatty acid esters such as decaglyceryl triolate, hexaglyceryl triisostearate, diglyceryl diisostearate, glyceryl monooleate, etc.
- decaglyceryl tereolate, hexaglycerinol oleorestriate, and diglycerol oleoresinate are examples of these surfactants such as ether ester type activators
- polyhydric alcohol fatty acid esters such as glycerin fatty acid esters such as decaglyceryl triolate, hexaglyceryl triisostearate, diglyceryl diisostearate, glyceryl monooleate, etc.
- the organically modified clay mineral used in the present invention may be, for example, the above water-swellable clay mineral in a low boiling solvent such as water, acetate or lower alcohol, and a quaternary ammonium salt type cationic surfactant ( And a nonionic surfactant) are dispersed and stirred to remove the low boiling point solvent.
- a low boiling solvent such as water, acetate or lower alcohol
- a quaternary ammonium salt type cationic surfactant And a nonionic surfactant
- the content of the quaternary ammonium salt-type cation surfactant in the organically modified clay mineral used in the present invention is 60 to 140 milliequivalents (hereinafter, referred to as meq and 100 g of the water-swellable clay mineral). It is preferable to use.
- Aluminum magnesium silicate and the like examples of commercially available products include Benton 38 (distearyl dimethyl ammonium chloride treated monmoronilonite: National Reed).
- the organically modified clay mineral is incorporated in an amount of 0.1 to 10% by weight based on the total amount of the external phase oil. Preferably, it is blended in an amount of 0.5 to 5.0% by weight. If the amount is less than 0.1% by weight, the effect of adding the organically modified clay mineral cannot be obtained, and a stable composite emulsion cannot be obtained. If the content exceeds 10% by weight, the prepared OZW / 0 type composite emulsion may have problems in practical use such as high viscosity, poor spread, roughness, and lack of transparency.
- an emulsifier having an HLB of 7 or less must be added to the external phase oil together with the organically modified clay mineral.
- Glycerol fatty acid esters such as glycerol monophosphate, P0E (5), P0E (7.5), P0E (10) hydrogenated castor oil, etc.
- examples include polyoxyethylene hydrogenated castor oil and polyether-based silicone surfactants.
- a polyester-based silicon surfactant is preferable, and specifically, it has a structure represented by the following chemical formula (3).
- R represents a hydrogen atom or an alkyl group having 1 to 5 carbon atoms
- m represents an average of 1 to 150
- n represents an average of 1 to 50
- a and b represent an average of 0 to 35.
- the emulsifier having an HLB of 7 or less is preferably added in an amount of 0.1 to 15% by weight based on the total amount of the external phase oil.
- the emulsifier having an HLB of 7 or less may be contained in a state where the emulsifier is adsorbed on the organically modified clay mineral of the essential component.
- the organically modified clay mineral and an emulsifier of HLB 7 or less are separately added, but the organic modified clay mineral is an interface of HLB 7 or less which can be an emulsifier. It is also possible to mix the emulsifier with an HLB of 7 or less adsorbed on the organically modified clay mineral by treating with an activator.
- the oily components used in the internal phase oil of the OZW type emulsion used in the present invention and the external phase oil of the 0 / W / 0 type composite emulsion of the present invention include, for example, avocado oil, camellia oil, and evening oil.
- Hydrocarbons such as raffin, ceresin, squalane, petrolatum, microcrystalline starch, isopropyl myristate, cetyl octoate, and myristine Octyl dodecyl acid.
- chain polysiloxanes such as dimethylpolysiloxane, methylphenylpolysiloxane, and methylhydrodienepolysiloxane, and octamethylcyclotetrasiloxane , Decamethyl cyclopentasiloxane, dodecamethylcyclohexasiloxane, tetramethyl tert-tetrahydrogen cyclotetrasiloxane, etc., cyclic polyoxane, amino-modified silicone oil, epoxy-modified silicone Silicone oil, epoxy.
- Polyester-modified silicone oil Polyester-modified silicone oil, Polyester-modified silicone oil, Carboxy-modified silicone oil, Allyl-modified silicone oil, Alkyl-modified silicone oil Modified silicone oils such as silicone oil, ammonium salt-modified silicone oil, and fluorine-modified silicone oil Such as silicone oil, trimethylsiloxycaic acid, etc., silicone resin having a three-dimensional structure, highly polymerized dimethylpolysiloxane, highly polymerized methylpolysiloxane, and highly polymerized methylvinylpolysiloxane.
- Silicone resins such as highly polymerized polysiloxanes such as polysiloxanes, and highly polymerized modified polysiloxanes such as highly polymerized amino-modified methylpolysiloxanes, Fluoroderin, Perfluorinated Hexanes, and Triphenylphenol n —Vitamins such as perfluorocarbon or perfluoropolyter such as butylamine, vitamin A and its derivatives, vitamin D and its derivatives, vitamin E and its derivatives, vitamin K and its derivatives Mines, sterols, natural and synthetic fragrances and the like can be added.
- silicone resins such as highly polymerized polysiloxanes such as polysiloxanes, and highly polymerized modified polysiloxanes such as highly polymerized amino-modified methylpolysiloxanes, Fluoroderin, Perfluorinated Hexanes, and Triphenylphenol n —Vitamins such as perfluorocarbon or perflu
- the oil phase contains, as substances that are hardly soluble in water, ultraviolet absorbers, preservatives such as paraben, vitamins such as ubiquinone and vitamin P, and chlor chloride.
- Disinfectants such as xidine, trichlorocarbanilide, and irgassan DP300 I can be mixed with drugs such as dexamethasone acetate.
- the water constituting the OZW-type emulsion of the internal phase and the OZWZO-type composite emulsion of the present invention is a water phase component, for example, vitamin B group, Water-soluble active substances such as vitamin C and its derivatives, pantothenic acid and its derivatives, biotins such as biotin, sodium glutamate, arginine, aspartic acid, citric acid, tartaric acid, and lactic acid Buffering agents such as EDTA, chelating agents such as EDTA, water-soluble ultraviolet absorbers, and water-soluble components such as various dyes.
- the aqueous phase may contain an alcohol such as ethanol or isopropanol.
- the weight ratio of the internal phase OZW type emulsion to the external phase oil is from 2: 3 to 19: 1, preferably from 3: 2. ⁇ 17: 3. If the weight ratio of the OZW type emulsion to the oil phase is more than 2: 3, the viscosity of the prepared composite emulsion is low, and the emulsion stability over time may be deteriorated.
- the weight ratio of the OZW emulsion to the oil phase is more than 0 / W than 19: 1, the phase inversion occurs during stirring emulsification, and the OZW70 and OZW types And the 0 / WZO type composite emulsion of the present invention cannot be obtained.
- Specific examples of UV absorbers, polyhydric alcohols, and other humectants that can be blended in order to give the 0 / WZO type composite emulsion of the present invention an ultraviolet absorbing effect and a heat retaining effect are as follows. is there.
- ultraviolet absorbers examples include paraaminobenzoic acid (hereinafter abbreviated as PABA), PABA monoglycerin ester, N, N-dipropoxy PABA ethyl ester, N, N-diethoxy PABA ethyl ester, N, N Benzoic acid-based UV absorbers such as dimethyl PABA ethyl ester, N, N-dimethyl PABA butyl ester, N, N-dimethyl PABA methyl ester, N, N-dimethyl PABA octyl ester, homomethyl N- Antranyl UV absorbers such as acetyl anthranilate, amyl salicylate, mentil zircylate, homomethyl salicylate, octyl zali citrate, phenyl salicylate, benzyl salicylate one , P-isopropanoyl salicylate and other salicylic acid-based UV absorbers, octylcinnamate
- Polyhydric alcohols include, for example, ethylene glycol, propylene glycol, trimethylene glycol, 1,2-butylene glycol, 1,3-butylene glycol, tetramethyl glycol.
- Diethylene Secondary call monomethyl Chirueteru, diethyl Renguri glycol monomethyl Echirueteru, diethyl Les Nguri glycol monomethyl ether, Jechi Les Nguri call, dimethyl ether, diethylene Nguri call GETS chill Agent Terylene, diethyl glycol dibutyl ether, diethyl alcohol methyl ethyl ether, triethylene glycol monomethyl ether, triethylene glycol monoethyl ether, triethylene glycol Cole monoethyl ether, propylene glycol methyl ether, propylene glycol monoethyl ether, dipropylene glycol methyl ether, dimethyl glycol ether, dipropylene glycol Dihydric alcohol alkyl ethers such as butyl ether, ethylene glycol monomethyl ether acetate, ethylene glycol monoethyl ether acetate, ethylene glycol monobutyl ether I Tel acetate, d Renglycol monopheny
- heat insulating agent examples include chondroitin sulfate, hyaluronic acid, mucotin sulfate, caronic acid, atherocollagen, and cholesteryl 1-2.
- chondroitin sulfate examples include chondroitin sulfate, hyaluronic acid, mucotin sulfate, caronic acid, atherocollagen, and cholesteryl 1-2.
- the method for preparing the OZW-type emulsion which is to be the internal phase is not particularly limited as long as a stable emulsion can be obtained.
- a mixed dispersion containing the essential components is added, and homogenization is performed.
- an emulsifier such as a mixer Is adjusted by High-pressure emulsification or super-emulsification with an emulsifier capable of applying a strong shearing force, such as nano-millers, mantongoline, French press, colloid mill, microfluidizer, ultrasonic emulsifier, etc.
- the internal phase oil When subjected to sonic emulsification, the internal phase oil is finely and stably blended to obtain a cream having a glossy and smooth appearance, which is particularly suitable for preparing the OZWZO type composite emulsion according to the present invention.
- the obtained OZW type emulsion is mixed and emulsified with stirring in an external phase oil containing an organically modified clay mineral and an emulsifier having an HLB of 7 or less, whereby the 0 / W / 0 type composite emulsion of the present invention is obtained. Is obtained.
- the emulsifier used at this time is not particularly limited, but it is preferable to use a disperser (TKK HOMD DISPER; TOKUSHUKIKA K0GY0 CO., LTD) or the like.
- the use of the 0 / WZO composite emulsion of the present invention is not particularly limited, but it is preferably used as cosmetics, pharmaceuticals, quasi-drugs, etc., for example, creams, emulsions, ointments, etc. It is used as a product.
- Example 1 The use of the 0 / WZO composite emulsion of the present invention is not particularly limited, but it is preferably used as cosmetics, pharmaceuticals, quasi-drugs, etc., for example, creams, emulsions, ointments, etc. It is used as a product.
- Emulsified particles were uniform and no abnormality was observed by microscopic observation.
- Microscopic observation shows slight variation in emulsified particles, but no abnormalities are observed with the naked eye.
- Production Examples 1 to 3 were emulsified using a homogenizer, and Production Example 4 was emulsified under high pressure using a nanomizer.
- a surfactant of metal stone is generated during the formulation due to the reaction of stearic acid and behedonic acid with caustic acid.
- Example 2 Comparative Example of Component Z Comparative Example 1 Comparative Example 1 Comparative Example 2 Example 1 Example 2
- Each component was mixed and emulsified using a homogenizer to produce an OZWZO-type composite emulsion.
- Example 2 According to Table 2, in Examples 1 and 2 using OZW type emulsion containing higher alcohol, higher fatty acid and higher fatty acid stone, storage stability was improved even when a solid or semi-solid oil was blended. 0 ZWZ 0 type composite emulsion with good and excellent usability can be manufactured. On the other hand, in Comparative Examples 1 and 2, even if a solid or semi-solid oil is blended for the purpose of improving the usability, a stable emulsion cannot be obtained and the usability is not improved. Further, Example 2 subjected to high-pressure emulsification has extremely excellent storage stability and usability.
- OZW-type emulsions of Production Examples 5 to 8 shown in Table 3 were all produced by high-pressure emulsification using a nanomizer by the same production method as described above, and the 0 ZW / Type ⁇ emulsion was manufactured.
- Comparative Examples 3 and 4 are examples in which the amphiphilic substance, the surfactant, and the surfactant in an amount not forming a gel at room temperature or higher in an aqueous system were used.
- Stearate acid 1 Behenic acid 1
- Stearyl alcohol 2 Behenyl alcohol 2 (b;) Oil phase
- the emulsion of Production Example 9 was used for the 0 / W emulsion, and the mixing ratio of the OZW emulsion and the external phase oil shown in Table 6 was 0 / W / 0 shown in Table 2.
- the OZW / 0 type composite emulsions of Examples 5 to 8 and Comparative Examples 5 to 6 were manufactured and evaluated in the same manner as the type composite emulsion.
- Example 5 50% by weight 50% by weight
- Example 7 0 ⁇
- Example 8 0 0
- Comparative Example 5 since the weight ratio of the 0 / W type emulsion and the external phase oil was larger than the oil phase ratio of 2: 3, the 0 ZWZ 0 type emulsion was formed immediately after emulsification. Compared with Examples 5 to 8, storage stability was poor, and oil floating was observed in both room temperature storage and 50 ° C storage. Further, as shown in Comparative Example 6, when the weight ratio of the 0 / W type emulsion to the oil phase is more than 9: 1, the phase change during emulsification and dispersion occurs when the 0 / W type emulsion becomes excessive. However, it was confirmed that the prepared emulsion was a mixture of 0ZWZ0 type and 0ZW type. "Production example 10-: L3: 0 / W-type emulsion"
- Method The components (a) and (b) were mixed and uniformly dissolved, and then the component (c) was added, followed by stirring and emulsification.
- Production Examples 10 to 12 were emulsified using a homogenizer, and Production Example 4 was emulsified under high pressure using a nanomizer.
- Example 9 to 10 and Comparative Examples 7 to 8 0 / W / 0 type emulsion" Table 9 Ingredients / Comparative Examples ⁇ Examples Comparative Example 7 Comparative Examples 8 Examples 9 Example 10:
- Each component was mixed and emulsified using a homogenizer to produce a 0 / W / 0 type composite emulsion.
- Example 9 and 10 using 0 / W type emulsion containing amphipathic substance and N-long chain acylamino acid monosalt solid and semi-solid oils were blended. Even in this case, a 0 / W / 0 type composite emulsion having good storage stability and excellent usability can be produced.
- Comparative Examples 7 and 8 even if a solid or semi-solid oil is blended for the purpose of improving the usability, a stable emulsion cannot be obtained and the usability is not improved. Further, Example 10 subjected to high-pressure emulsification has extremely excellent storage stability and usability.
- OZW-type emulsions of Production Examples 14 to 17 shown in Table 10 were all manufactured by high-pressure emulsification using a nanomizer by the same manufacturing method as described above, and the results are shown in Table 11 A 0 / W / 0 type emulsion was manufactured.
- Comparative Examples 9 and 10 are examples in which amphiphilic substances, surfactants, oils, and an amphiphilic substance and a surfactant were used in an amount not forming a gel at room temperature or higher in a water system.
- Raven 0.10.10.10.0.1 Echillino Raven 0.10.10.0.10.1 Fuchinoreno, Fuenono 0.1.0.10.1.0.10.1
- Non-sticky X Examples 11 and 12 had extremely good storage stability and usability.
- Comparative Example 9 produced aggregates of solid oil over time, and Comparative Example 10 produced oil floating over time. Also had poor usability.
- Comparative Examples 9 and 10 even when the same amphiphilic substance and N-long-chain succinic acid amino acid monosalt as in Examples 11 and 12 were used, their compounding amounts were Therefore, when no gel is formed at room temperature or higher in an amphiphilic substance—N—long-chain sulfonic acid amino acid monosalt—oil—water system, storage stability and usability are excellent. A / W / 0 type composite emulsion cannot be obtained.
- Vitamin E Acetate 0.1
- Examples 13 to 16 and Comparative Examples 11 to 12 07W / 0 type emulsion
- Using the emulsion of Production Example 18 as the 0 / W type emulsion, 13 Examples 13 to 16 and Comparative examples 11 to 16 were similar to the 0 / W / 0 type composite emulsion shown in Table 9 except for the mixing ratio of the OZW type emulsion and the external phase oil shown in Table 9. 12 0 / WZO composite emulsions were manufactured and evaluated.
- Comparative Example 11 since the weight ratio of the 0 / W emulsion and the external phase oil was larger than 2: 3, the amount of the oil phase was excessive, so that the 0 / WZO emulsion was formed immediately after emulsification. However, as compared with Examples 13 to 16, storage stability was poor, and oil floating was observed in both room temperature storage and 50 ° C storage. Further, as shown in Comparative Example 6, when the weight ratio of the OZW type emulsion to the oil phase was more than 19: 1, and the amount of 0 / W type emulsion was excessive, the phase was changed during emulsification and dispersion to prepare The mixed emulsions of 0 / WZO type and 0 / W type were confirmed. Industrial applicability
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Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE69839479T DE69839479D1 (de) | 1997-07-17 | 1998-07-15 | Multiphasenemulsion des typs ö/w/ö |
KR1019997002223A KR100563583B1 (ko) | 1997-07-17 | 1998-07-15 | O/w/o형 복합에멀젼 |
EP98932539A EP0970741B1 (en) | 1997-07-17 | 1998-07-15 | O/w/o type multiphase emulsion |
US09/147,821 US6150425A (en) | 1997-07-17 | 1998-07-15 | O/W/O type multiphase emulsion |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9/208458 | 1997-07-17 | ||
JP20845997 | 1997-07-17 | ||
JP20845897 | 1997-07-17 | ||
JP9/208459 | 1997-07-17 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1999003572A1 true WO1999003572A1 (fr) | 1999-01-28 |
Family
ID=26516841
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP1998/003187 WO1999003572A1 (fr) | 1997-07-17 | 1998-07-15 | Emulsion a phases multiples de type huile/eau/huile |
Country Status (6)
Country | Link |
---|---|
US (1) | US6150425A (ja) |
EP (1) | EP0970741B1 (ja) |
KR (1) | KR100563583B1 (ja) |
DE (1) | DE69839479D1 (ja) |
TW (1) | TW505527B (ja) |
WO (1) | WO1999003572A1 (ja) |
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KR100633028B1 (ko) * | 1999-04-16 | 2006-10-11 | 가부시키가이샤 시세이도 | 유중수형 유화화장료 |
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US7338924B2 (en) * | 2002-05-02 | 2008-03-04 | Exxonmobil Upstream Research Company | Oil-in-water-in-oil emulsion |
US7122174B2 (en) | 2002-09-30 | 2006-10-17 | L'oreal S.A. | Compositions comprising at least one silicone compound and at least one amine compound, and methods for using the same |
EP1864659B1 (en) * | 2005-03-31 | 2011-11-23 | Suntory Holdings Limited | Lignane compound-containing oil-in-water emulsion and composition comprising the same |
US7531613B2 (en) * | 2006-01-20 | 2009-05-12 | Momentive Performance Materials Inc. | Inorganic-organic nanocomposite |
US7687121B2 (en) * | 2006-01-20 | 2010-03-30 | Momentive Performance Materials Inc. | Insulated glass unit with sealant composition having reduced permeability to gas |
ES2424167T3 (es) * | 2006-10-04 | 2013-09-27 | Suntory Holdings Limited | Emulsión de aceite/agua/aceite que contiene un compuesto de lignano, y composición que contiene la anterior |
DE102007041204B3 (de) * | 2007-08-31 | 2009-04-30 | Clariant International Limited | Verwendung von Zusammensetzung als Korrosionsinhibitoren enthaltend anionische Tenside und die Zusammensetzungen |
KR101321252B1 (ko) * | 2008-12-03 | 2013-10-28 | 가부시키가이샤 시세이도 | 수중유형 화장료 |
WO2010076012A1 (de) | 2009-01-02 | 2010-07-08 | Boehringer Ingelheim International Gmbh | Bauteil und inhalator sowie verfahren zur herstellung eines bauteils |
JP4837086B2 (ja) * | 2009-12-15 | 2011-12-14 | 株式会社 資生堂 | 乳化化粧料 |
JP5083993B2 (ja) * | 2010-11-26 | 2012-11-28 | 株式会社 資生堂 | 水中油型乳化組成物 |
JP5928367B2 (ja) * | 2012-02-29 | 2016-06-01 | 日信化学工業株式会社 | 架橋性シリコーンゴムエマルジョンを含有する化粧料の製造方法 |
KR102119420B1 (ko) * | 2013-12-18 | 2020-06-08 | (주)아모레퍼시픽 | 유중수중유형의 자외선 차단용 화장료 조성물 |
US9951593B2 (en) | 2014-04-22 | 2018-04-24 | King Fahd University Of Petroleum And Minerals | Use of organoclay as emulsifier in polymeric gels for water permeability reduction |
US10351756B2 (en) | 2014-04-22 | 2019-07-16 | King Fahd University Of Petroleum And Minerals | Water shut-off method for porous formations |
JP6789631B2 (ja) * | 2015-12-22 | 2020-11-25 | ロレアル | Spf及びレオロジーを改善するための高内相エマルション組成物 |
KR101798198B1 (ko) * | 2017-04-13 | 2017-11-15 | 주식회사 애드홈 | 초음파 처리를 이용한 식물성 오일 에멀젼의 제조방법 |
CN106978949B (zh) * | 2017-04-18 | 2018-03-16 | 广东坚朗五金制品股份有限公司 | 滑轮装置及带有该滑轮装置的推拉门窗 |
US11254773B2 (en) | 2017-05-11 | 2022-02-22 | The Regents Of The University Of California | Nanoscale multiple emulsions and nanoparticles |
JP7150761B2 (ja) * | 2017-06-29 | 2022-10-11 | 株式会社 資生堂 | メーキャップ化粧料 |
CN107213024A (zh) * | 2017-06-30 | 2017-09-29 | 广州澳希亚实业有限公司 | 一种长效留香沐浴露及其制备方法 |
KR102021586B1 (ko) * | 2017-12-01 | 2019-09-16 | 주식회사 케이씨씨 | 투명 에멀젼 조성물 |
US11198831B2 (en) | 2019-01-31 | 2021-12-14 | Kvi Llc | Lubricant for a device |
KR102389168B1 (ko) | 2020-05-21 | 2022-04-22 | 한국과학기술원 | 이중 피커링 에멀젼 형태의 자외선차단제 화장료 조성물 |
KR102574529B1 (ko) * | 2020-10-28 | 2023-09-06 | 코스맥스 주식회사 | 수중유화 겔 베이스를 포함하는 광택 화장료 조성물 |
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- 1998-07-15 DE DE69839479T patent/DE69839479D1/de not_active Expired - Lifetime
- 1998-07-15 KR KR1019997002223A patent/KR100563583B1/ko not_active IP Right Cessation
- 1998-07-15 TW TW087111521A patent/TW505527B/zh not_active IP Right Cessation
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Also Published As
Publication number | Publication date |
---|---|
DE69839479D1 (de) | 2008-06-26 |
US6150425A (en) | 2000-11-21 |
EP0970741A1 (en) | 2000-01-12 |
KR20000068575A (ko) | 2000-11-25 |
EP0970741A4 (en) | 2006-03-29 |
TW505527B (en) | 2002-10-11 |
KR100563583B1 (ko) | 2006-03-30 |
EP0970741B1 (en) | 2008-05-14 |
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