39 results about "Isostearic acid" patented technology

The invention relates to the field of cosmetics, in particular to skin moistening oil containing a water-soluble active matter and a preparation method of the skin moistening oil. The skin moistening oil of the water-soluble active matter is prepared from the following raw materials in parts by mass: 0.1-1 part of a phase A, 3-15 parts of a phase B and 80-100 parts of a phase C, wherein the phase A is a water-soluble component, and the water-soluble component comprises one or more of deionized water, VC ethyl ether and nicotinamide; the phase B is a solvent, and the solvent comprises one or more of ethyoxyl diethylene glycol, 1, 2-pentanediol, isopentanediol and isostearic acid; the phase C is skin moistening oil, and the skin moistening oil comprises caprylic / capric triglyceride. The skin moistening oil product provided by the invention has the advantages of clear and transparent appearance, good fluidity, excellent stability, no need of adding a surfactant or a solubilizer, mildness, no irritation, simple process, controllable cost, good practical value and good application prospect.

The invention discloses a method for preparing isostearic acid by hydrogenation of a bio-based carrier catalyst, and relates to the technical field of oleochemical engineering and catalyst preparation, and the method comprises the following steps: S1, preparing a bio-based supported catalyst; s2, taking isomerized oleic acid as a raw material, and carrying out catalytic hydrogenation reaction under the action of a catalyst; s3, separating a product obtained after the hydrogenation reaction to obtain isostearic acid; according to the method for preparing isostearic acid by hydrogenation of the bio-based carrier catalyst, oyster shells are selected as a catalyst carrier, and specific pretreatment and high-temperature firing are performed, so that waste biomass resources are converted into a high-specific-surface-area calcium oxide carrier with a natural nanoscale sheet-shaped superposed three-dimensional space structure; high-value utilization of waste resources is achieved, so that the effects that the cost of raw materials of the catalyst is remarkably reduced and the carrier is environmentally friendly are achieved, and the high-activity non-noble metal hydrogenation catalyst is obtained by adopting copper nitrate solution impregnation and combining with a loading mode of subsequent hydrogen reduction.

The present invention relates to a cosmetic preparation comprising at least one mineral sunscreen filter, polyglyceryl-4 diisostearate / polyhydroxystearate / sebacate, polyhydroxystearic acid, isostearic acid, polyglyceryl-2 oleate and polyglyceryl-2 stearate; and the use of the preparation for protection against sunlight.

The invention belongs to the technical field of polyamide preparation, and particularly relates to a preparation method for reducing the freezing point of bio-based polyamide. A bio-based polyamide prepolymer is prepared from raw materials including dimer acid, isostearic acid, ethanediamine, hexamethylenediamine, a polyether crosslinking monomer, a branched chain alkylamine monomer, an antioxidant dispersant and a high-temperature stabilizer, and then the bio-based polyamide prepolymer is mixed with alcohol-soluble polyester and a compatilizer to obtain bio-based polyamide which has a low freezing point, good anti-gel performance and environmental friendliness and can be used for preparing the bio-based polyamide. And the printing quality in a low-temperature environment can be obviously improved.

The purpose of the present invention is to provide: a solid powder cosmetic which has excellent color difference between an appearance color and a middle color, powder extraction properties, filling moldability, and cosmetic durability; and a method for producing the solid powder cosmetic. The solid powder cosmetic contains: (A) a metal oxide which has been subjected to a surface coating treatment with polyglycerol-2 tetraisostearate; (B) a plate-shaped powder having an average particle diameter of 1 [mu] m or more and less than 80 [mu] m And (C) a non-volatile oil agent that is liquid at 25 DEG C.

The invention relates to the technical field of cosmetics, in particular to a composition for improving the sticky and greasy skin feeling of high-concentration glass color and a preparation method thereof.The composition is prepared from, by weight, 2-4 parts of glyceryl polyether surfactant, 0.1-1 part of amino acid derivative surfactant, 0.5-6 parts of hydrophilic siloxane derivative and 0.1-3.5 parts of microemulsion phase; the microemulsion phase is prepared from polyoxyethylene hydrogenated castor oil, sorbitan sesquiisostearate, isostearyl alcohol, isostearic acid, non-polar hydrocarbon grease, aliphatic dihydric alcohol and water. According to the composition, through the synergistic effect of the glyceryl polyether surfactant, the amino acid derivative surfactant, the hydrophilic siloxane derivative and the microemulsion phase, the sticky and greasy skin feeling of high-concentration glass color due to the formula is remarkably improved, the smearing freshness and consumer acceptance are improved, the formula process is simple, and industrial production is easy.

Disclosed is a water-in-oil type emulsion composition which exhibits little color unevenness when applied and which can be easily washed off with soaping (soaping) after being applied. The composition comprises (A) a non-cyclic silicone oil; (B) a pigment; (C) a metal soap; and (D) one or more dispersants selected from the group consisting of bis-butyl polydimethylsiloxane polyglycerol-3, isostearic acid, sorbitan sesquiisostearate, polyglycerol-6 polyricinoleate, glycerol isostearate, and cetyl PEG / PPG-10 / 1 polydimethylsiloxane, the amount of the dispersant being less than or equal to the total amount of the oil content in the composition, and the amount of the dispersant being less than or equal to the total amount of the oil content in the composition. The blending amount of the component (A) is 35 mass% or more.

To provide a water-in-oil cosmetic that offers both excellent usability as a cosmetic product and high stability. [Solution] A water-in-oil cosmetic composition containing 50% by mass or more of water, comprising the following components (A) to (C): (A) dipolyhydroxy fatty acid polyalkylene glycol, (B) sesquiisostearate sorbitan, and (C) oil thickener. Preferably, component (A) is polyethylene glycol dipolyhydroxystearate, component (B) is sorbitan sesquiisostearate, and component (C) is dextrin palmitate.

The invention discloses high-magnetic-induction oriented silicon steel rolling oil which comprises the following components in parts by weight: 70-90 parts of synthetic ester, 5-15 parts of white oil, 5-10 parts of a lubricating additive, 2-5 parts of an emulsifier, 0.5-2 parts of an antioxidant and 1-3 parts of an anti-rust additive. The synthetic ester is selected from any one of trimethylolpropane coconut oleate, butyl stearate, trimethylolpropane oleate or trimethylolpropane triisostearate, and the emulsifier is composed of a cationic surfactant and a nonionic surfactant in a mass ratio of (1-1.5): 1. Compared with traditional rolling oil, the rolling oil provided by the invention adopts a brand new combination of the emulsifier and the dispersant, the stability and dispersion performance of the rolling oil during emulsification use are improved, the obtained rolling oil emulsion is stable and wide in applicable pH range, and the rolling oil also has excellent lubricating and anti-rust performance, is low in cost and is suitable for large-scale popularization.

The invention relates to the technical field of daily chemical products and cosmetics, in particular to a scalp repair composition containing epidermis repair polysaccharide and saccharomycetes lysate. The skin repairing composition is prepared from the following raw materials in percentage by mass: 1 to 5 percent of skin repairing polysaccharide; 1%-5% of a yeast lysate; 1%-10% of PEG-5 (Polyethylene Glycol) glycerate triisostearate; and the balance of cosmetically acceptable matrix. The polysaccharide is mannan which is obtained by fermenting Paenibacillus sp.1538, and the weight-average molecular weight of the mannan is 6.15 * 10 < 6 > Da. The specific ultra-high molecular weight polysaccharide is compounded with the saccharomyces cerevisiae extract, and the low-irritation PEG-5 glycerate triisostearate is introduced, so that the compatibility problem that the high molecular weight polysaccharide is easy to flocculate is effectively solved. The composition can form a film immediately, deeply resist inflammation, relieve and repair a physical barrier of scalp, has an excellent synergistic effect, and solves the problem of scalp chemical stimulation injury caused by a traditional surfactant from the source.

A cosmetic composition for enhancing skin absorption of active ingredients and formulation stability is disclosed. The cosmetic composition contains three or more ingredients selected from the group consisting of bis-ethoxydiglycolcyclohexane 1,4-dicarboxylate, lysolecithin, citron seed oil, and glycereth-25 PCA isostearate. The cosmetic composition has effects of enhancing skin absorption of active ingredients and enhancing formulation stability.

The invention relates to the technical field of preparation of cleansing products, in particular to a formula and a preparation method of skin-refreshing cleansing oil, and the skin-refreshing cleansing oil is characterized in that fatty acid ester components and polyoxyethylene ether surfactants in a system are balanced by adjusting the proportion of cetyl alcohol ethyl hexanoate to PEG-8 diisostearate; after the proportion is adjusted, the dosage of sorbitol polyether-30 tetraoleate is increased to 7%, and the strength of an interfacial film is improved; and tocopherol is added as an antioxidant substance, so that the risk of emulsification collapse caused by oxidation stability is reduced. According to the skin-refreshing cleansing oil formula and the preparation method, the strength of an interfacial film is enhanced by increasing the dosage of sorbitol polyether-30 tetraoleate, oxidation is inhibited by adding tocopherol, the content of squalane is dynamically adjusted by combining the proportion of polar / non-polar components, emulsification collapse and layering are effectively avoided, and it is ensured that the product is kept in a stable state in the storage and use process.

The invention belongs to the field of skin science and formula engineering, and particularly relates to branched-chain ceramide with excellent solubility and a preparation method and application thereof.The branched-chain ceramide is obtained by docking branched-chain saturated fatty acids such as isostearic acid, isopalmitic acid and 2-hexyldecanoic acid with sphingosine bases. Compared with traditional straight-chain ceramide, the branched-chain ceramide has a lower melting point, has remarkably higher solubility in different polar solvents and shows more excellent stability in an oil phase system, so that high-concentration addition of the branched-chain ceramide in various compound dosage forms such as O / W, W / O, anhydrous cream, transparent oil gel and a surfactant system is realized. Meanwhile, the invention provides a green condensation or enzyme catalysis synthesis route and magnification thereof, and provides a representative structural formula and nuclear magnetic data, and compared with the solubility and applicability of the traditional straight-chain ceramide, the product provided by the invention is proved to have wide application value in the fields of skin barrier repair, moisturizing and soothing, hair care and the like in the future.

The present disclosure provides a water-in-oil makeup cosmetic composition containing isostearic acid, a pigment-grade powder (specifically, a pigment-grade powder coated with a lipoamino acid), an emulsifier having an HLB greater than 0 and lower than or equal to 8, and a residual amount of water, the composition having superior water resistance and cleansing properties at the same time. The water-in-oil makeup cosmetic composition of the present disclosure can be usefully used because it has superior water resistance in environments with below-neutral pH, such as tap water, sweat, etc. and is converted to have superior cleansing properties when the skin is washed with alkaline water such as soapy water.

The present invention provides an oily solid cosmetic composition containing plant-based and / or animal-derived waxes that exhibits excellent meltability, smooth glide, and especially high-temperature stability and durability. [Solution] The present invention provides an oily solid cosmetic composition comprising (A) candelilla wax, (B) plant-based and / or animal-based wax having a melting point of 70°C or higher, (C) a monoester of a monovalent linear saturated fatty acid and a monovalent linear saturated fatty alcohol having a total of 40 to 48 carbon atoms, and (D) at least one selected from the group consisting of (polyglyceryl-2 isostearate / dimer dilinoleate) copolymer, hydrogenated castor oil dimer dilinoleate, hydrogenated castor oil isostearate, phytosteryl / octyldodecyl lauroyl glutamate, octyldodecyl stearoyloxystearate, polyglyceryl-10 isostearate, polyglyceryl-10 diisostearate, polyglyceryl-10 decaisostearate, and polybutene.

This invention relates to the field of cosmetic technology and discloses a method for preparing an anti-agglomeration hydrophobic pigment and the pigment itself. The preparation method includes: activating an inorganic pigment to prepare a pigment dispersion; dissolving a first modifier in an organic solvent to obtain a first modified dispersion, wherein the first modifier is isopropoxytitanium triisostearate; mixing the first modified dispersion with the pigment dispersion and removing the organic solvent to obtain a primary modified wet filter cake; dissolving a second modifier in an organic solvent to obtain a second modified dispersion, redispersing the primary modified wet filter cake and mixing it with the second modified dispersion, removing the solvent to obtain a secondary modified wet filter cake; dissolving a third modifier in an organic solvent to obtain a third modified dispersion, mixing it with the secondary modified wet filter cake, and finally removing the organic solvent and drying to obtain the modified inorganic pigment. This invention effectively improves the anti-agglomeration properties and dispersion stability of the pigment through a three-step synergistic modification.

[Problem] The purpose of the present invention is to provide a cosmetic in which nicotinamide is stably blended in a cosmetic in which an oil component is contained in a microemulsion, and in which the stability of the microemulsion is high. [Solution] A cosmetic according to the present invention, the present invention relates to a cosmetic composition comprising (A) a hydrophilic polyethylene glycol hydrogenated castor oil, (B) a lipophilic polyglycerol fatty acid ester, (C) one or more oil components selected from the group consisting of cetyl ethyl hexanoate, caprylic / capric triglyceride, glycerol tri (ethylhexanoate) ester, pentaerythritol tetra (ethylhexanoate) ester, and diphenylsilyloxyphenyltrimethylsiloxane, and (D) nicotinamide, the oil component is present in the microemulsion, and when the cosmetic contains isostearic acid, the blending amount of isostearic acid is 0.15% by mass or less with respect to the total amount of the cosmetic.

This application relates to the field of veterinary drug formulation technology, and discloses a cat anti-stress oral formulation containing pregabalin and its preparation method. The raw materials include: pregabalin-L-arginine co-ground micronized powder, isostearic acid, medium-chain triglycerides, hydrophobic fumed silica, and anhydrous yeast extract powder. The preparation method includes the following steps: weighing each raw material by mass; dissolving isostearic acid in medium-chain triglycerides by heating and stirring; starting high-speed dispersion under vacuum and constant temperature; introducing pregabalin-L-arginine co-ground micronized powder for reaction; introducing anhydrous yeast extract powder for dispersion; cooling and switching to low-speed stirring; adding hydrophobic fumed silica and running under vacuum; finally, static aging and packaging to obtain the finished product. This invention employs a technical solution of compounding pregabalin-L-arginine co-ground micronized powder, isostearic acid, and hydrophobic fumed silica in the oil phase, achieving the technical effect of thixotropic formulation and long-term static non-sedimentation.

The objective of this invention is to provide an oil-in-water emulsion cosmetic composition that stably incorporates pigment particles surface-treated with a metal soap-based surface treatment agent into emulsion particles, exhibits excellent high-temperature stability, and also demonstrates excellent usability (especially a moisturizing feel). The solution is an oil-in-water emulsion cosmetic composition comprising an oil phase and an aqueous phase. The oil phase comprises at least a portion of pigment particles surface-treated with a metal soap, isostearic acid, and a liquid oil, wherein the pigment particles are dispersed in the liquid oil, and at least 50% by mass of the liquid oil is volatile silicone oil.

This invention discloses a non-phosphorus ethylene cracking furnace coking inhibitor, its preparation method, and its application, applicable to the field of ethylene production technology. The inhibitor comprises the following components by weight percentage: dimethyl dithioaminodiethyl ester (7-32%), tributyl citrate (25-45%), dioctyl maleate (15-35%), pentaerythritol tetraisostearate (10-25%), sorbitan monooleate (5-20%), dioctyl adipate (3-15%), and butyl stearate (1-10%), as well as an organic solvent (a mixture of ethylene glycol ethyl ether, ethylene glycol butyl ether, propylene glycol methyl ether, isopropanol, and n-butanol), and is completely free of phosphorus. This inhibitor effectively prevents catalytic coking and inhibits gas-phase polymerization reactions through a dual mechanism of "physical shielding + chemical inhibition." Compared with existing coking suppression methods, this invention has higher coking suppression efficiency, less equipment corrosion, excellent storage stability, and environmental safety, making it suitable for various ethylene plants.

This cleansing composition contains: a component (A) comprising a polyglycerol fatty acid ester (A-1) in which two or more oleic acid molecules are ester-bonded to one polyglycerol molecule having a degree of polymerization between 5 and 10, or a polyglycerol fatty acid ester (A-2) in which two or more isostearic acid molecules are ester-bonded to the component (A-1) and one polyglycerol molecule having a degree of polymerization between 6 and 10; a liquid water-soluble component (B) containing glycerol and / or diglycerol; and a liquid oil (C). The content of glycerol and / or diglycerol is at least 50% by mass with respect to the total mass of the component (B).

The present invention provides an oily solid cosmetic containing: component (1): one or more types of wax selected from the group consisting of plant-based waxes that are solid at 25 DEG C and animal-based waxes that are solid at 25 DEG C; and component (3): an oligoester. A method for producing a composition containing glycerin as component (A), a dicarboxylic acid having 2-12 carbon atoms as component (B), one or more fatty acids selected from the group consisting of caprylic acid, ethylhexanoic acid, isononanoic acid, isohexadecanoic acid and isostearic acid as component (C), and one or more fatty acids selected from the group consisting of C10 fatty acids as component (D) The present invention is characterized by being obtained by carrying out an esterification reaction on one or more fatty acids selected from among 1, 24, linear saturated fatty acids of component (B) and component (C) and component (D), said esterification reaction being carried out by adding 0.65-0.8 mol of component (B) and 1.2-1.7 mol of the total amount of component (C) and component (D) to 1 mol of component (A). The mass ratio of the component (C) to the component (D) used in the esterification reaction is 10: 90-99.9: 0.1, the acid value is 5 mgKOH / g or less, the saponification value is 420-510 mgKOH / g, and the hydroxyl value is 60 mgKOH / g or less.

The invention discloses a stable aqueous egg oil emulsion composition which at least comprises the following preparation raw materials: a phase A, a phase B and a phase C. The phase A comprises a surfactant, egg oil, 1, 3-propylene glycol and isostearic acid; the phase B is water, and the phase C is a diluted phase. The weight ratio of the surfactant to the egg yolk oil is 2: 1, and the egg yolk oil is used in a polyhydric alcohol-containing aqueous solution system, so that the sticky feeling and the greasy feeling during use can be reduced, and the egg yolk oil is milder. By adopting the antioxidant of carnosic acid or glucosyl hesperidin, the egg yolk oil emulsion composition can be maintained to have no obvious difference in appearance and color in a high-temperature environment, and the high-temperature stability is improved. The composition can be stably applied to water type skin care products, and has excellent high and low temperature resistance stability.

This invention relates to the field of daily chemical technology, and in particular to a modified titanium dioxide for use in cosmetics and its preparation method. The raw materials for preparing the modified titanium dioxide include: sodium stearoyl glutamate, isopropoxytitanium triisostearate, silica, and titanium dioxide; and the mass ratio of sodium stearoyl glutamate, isopropoxytitanium triisostearate, silica, and titanium dioxide is (2-4):(0.2-1):(1-3):(93-97). Through the synergistic modification of sodium stearoyl glutamate and isopropoxytitanium triisostearate, the surface of the titanium dioxide simultaneously possesses hydrophilicity and lipophilicity, endowing it with excellent interfacial wetting properties. The modified titanium dioxide exhibits good dispersibility and stability in wax-based cosmetic cream systems, silicone oil systems, synthetic ester oil systems, and oil-in-water (O / W) systems, without being limited by the polarity of the oil phase, significantly improving formulation compatibility and adaptability. Furthermore, the titanium dioxide treated by this method effectively combats dullness.

The application relates to the technical field of external preparation, and discloses a Xing-guan-guo nervonic acid external anti-psoriasis bacteriostatic cream and a preparation process thereof. The cream is prepared from Xing-guan-guo nervonic acid, behenyl alcohol, isostearic acid, cetyl stearyl glucoside, octyldodecanol, dicaprylyl carbonate and purified water. In the formula, the steric hindrance of octyldodecanol is used in cooperation with the polar dispersing force of dicaprylyl carbonate to keep the nervonic acid molecules in a free state and inhibit the crystallization and precipitation of the nervonic acid molecules in the cooling process. The behenyl alcohol and the isostearic acid in the system self-assemble to form a biomimetic lamellar liquid crystal framework at the oil-water interface under the guidance of the cetyl stearyl glucoside. The application solves the technical problem of high cohesion and easy aggregation of the nervonic acid, the constructed liquid crystal phase structure is compatible with the skin keratin layer lipid, the transdermal diffusion resistance of the effective component is reduced, and the long-term physical stability and the anti-psoriasis efficacy of the cream are improved.

The application discloses an isostearic acid composition and a preparation method thereof. The isostearic acid composition comprises, in percentage by mass, at least 80% of isostearic acid, 5-10% of straight-chain C 16 -C 20 fatty acid, 0.05%-0.5% of lactone and 1-5% of cyclic fatty acid; and the preparation method comprises the following steps: performing 2 times of rectification on a branched-chain fatty acid mixture to obtain a C 18 branched-chain fatty acid mixture; performing hydrogenation treatment on the C 18 branched-chain fatty acid mixture to obtain an isostearic acid mixture; performing cooling crystallization on the isostearic acid mixture and performing squeezing separation again to obtain a crude isostearic acid composition; and finally performing refining treatment on the isostearic acid composition to obtain the isostearic acid composition. The application solves the problems of high content of cyclic fatty acid and lactone and poor quality of isostearic acid products in the prior art.

The present application relates to the field of cosmetic technology, in particular to a compound with anti-aging activity, a preparation method thereof and application in skin care products, in order to reduce the catalytic activity of cerium oxide powder and improve its dispersibility in cosmetics, the present application carries out coating treatment on nano cerium oxide, and mixes guanidine silane with coated cerium oxide powder, the methoxy in guanidine silane will be hydrolyzed to combine with the hydroxyl on the surface of coated cerium oxide powder, so as to endow the cerium oxide powder with antibacterial function, and then the present application further mixes it with isostearic acid, so as to introduce branched alkyl on the surface of cerium oxide powder, change the surface polarity of cerium oxide powder, so as to be beneficial to the dispersibility of cerium oxide in cosmetics and other products.

The invention discloses matte lip glaze and a preparation method thereof. The matte lip glaze comprises a silicon film forming composition which comprises an organic silicon elastomer dispersed in polydimethylsiloxane, the mass ratio of the polydimethylsiloxane to the organic silicon elastomer is 5: 1-6.5: 1, and the polydimethylsiloxane and the organic silicon elastomer are respectively as described herein; the mass of the silicon film forming composition is 75-95 parts; the filling powder comprises at least one of mica, calcium carbonate, calcium hydrophosphate and hydroxyapatite; the mass of the filling powder is 1.5-6 parts; the mass of the coloring agent is 1.5 to 5 parts; the invention relates to a silicon film synergistic composition which comprises sorbitan isostearate and polyglyceryl-2 triisostearate, the mass of the sorbitan isostearate is 1.2-2 parts, and the mass of the polyglycerol-2 triisostearate is 1-5 parts. The matte lip glaze has excellent makeup holding effect, appearance and skin feeling.

The application provides a weather-resistant polyester FDY oil agent and a preparation method thereof. The weather-resistant polyester FDY oil agent comprises the following components in parts by weight: 58-62 parts of a composite smoothing agent, 16-20 parts of an emulsifier, 5-9 parts of an antistatic agent, 3-7 parts of a penetrating agent, and 6-10 parts of deionized water, wherein the composite smoothing agent is composed of glyceryl palmitoleate, polyglyceryl-6 oleate and pentaerythritol-4EO-triisostearate at a mass ratio of 30-40:10-15:8-12. The emulsion stability of the treating agent at low temperature can be significantly improved by reasonably compounding glyceryl palmitoleate, polyglyceryl-6 oleate and pentaerythritol-4EO-triisostearate, and the prepared oil agent has good heat resistance and can ensure the stability of the production process.

Embodiments of the present disclosure generally relate to cosmetic compositions, and more specifically, cosmetic foundation compositions and methods for applying such compositions to skin. In one or more embodiments, a cosmetic composition is provided and contains water, a hydrocarbon component, an emulsifier, dextrin isostearate, and a polycyclopentadiene composition. In some examples, the polycyclopentadiene composition contains a first polycyclopentadiene mixture containing a first hydrogenated polycyclopentadiene and squalene and a second polycyclopentadiene mixture containing a second hydrogenated poly cyclopentadiene and isododecane. In other examples, a weight ratio of the dextrin isostearate to the total polycyclopentadiene is in a range from about 1.1:1 to about 1.5:1 within the cosmetic composition. In other examples, the cosmetic composition is completely free of or substantially free of all silicones.