72 results about "Cetyl alcohol" patented technology

The invention relates to a string maintenance nanoemulsion and a preparation method thereof, and belongs to the technical field of string maintenance. The nanoemulsion comprises polysorbate 80 and sorbitan stearate 60 as main emulsifiers, glyceryl monostearate, cetyl alcohol and stearyl alcohol as auxiliary emulsifiers, liquid paraffin and xanthan gum for adjusting the consistency, chitosan-loaded sodium hyaluronate nanoparticles as a long-acting humectant, and glycerol and propylene glycol as humectants and also can be used as anti-freezing agents. Ethylparaben is used as a preservative; and essence and the balance of water can be selectively added. Uniformly mixing and stirring the water-soluble components; uniformly mixing and stirring oil soluble components; and adding the oil phase into the water phase, stirring to form primary emulsion, emulsifying, homogenizing, cooling, and adding essence to obtain the product. According to the invention, the chitosan-loaded sodium hyaluronate nanoparticles are introduced to realize long-acting moisturizing and moistening of strings, and have the advantages of fine and soft texture and the like.

The invention discloses a high-stability resorcinol anhydrous self-assembly composition as well as a preparation method and an application thereof. The composition comprises 20-45% of an emulsifier; 10%-20% of a resorcinol derivative; 30%-60% of a polyol; 0.01%-0.1% of a pH regulator; 0.01%-0.1% of a chelating agent; 0.01%-0.1% of an antioxidant; the mass ratio of the emulsifier to the resorcinol derivative is (2-3): 1; the emulsifying agent is prepared from PPG-6-decyl tetradecyl alcohol polyether-30 and PPG-4-cetyl alcohol polyether-20, and the mass percent of the PPG-6-decyl tetradecyl alcohol polyether-30 in the emulsifying agent is greater than 50%. An O / P vesicle structure is formed, and the stability, the transdermal effect and the bioavailability of the active matter are effectively improved.

The invention relates to a modification method of a warm-keeping anti-migration down feather fiber material, and belongs to the technical field of feather fiber treatment. Down feather is activated through sodium bicarbonate and fatty alcohol-polyoxyethylene ether, bottom layer anchoring and protection are carried out through PDA-PEI, dynamic covalent cross-linked network construction is carried out through a modification liquid I, and hydrophobic aerogel loading is carried out through a modification liquid II. The modified liquid I contains polyvinyl alcohol, borax, a water-based anionic aliphatic polyurethane resin dispersion, a BYK-349 surfactant, guar hydroxypropyltrimethyl ammonium chloride and the like; the modified liquid II is prepared from hydrophobic nano silicon dioxide aerogel powder, a KH550 silane coupling agent, a BYK-111 dispersing agent, polyether modified polydimethylsiloxane, cetyl phosphate, absolute ethyl alcohol, ammonia water and the like. A three-layer structure of bottom layer anchoring, middle buffering and surface layer dewatering is formed, and through cooperation of the three layers, the initial filling power retention rate is very high, heat and humidity resistance is achieved, the heat preservation performance is good, durability is good, and performance attenuation is slow.

The present application relates to string maintenance nanoemulsion and its preparation method, belong to string maintenance technical field. The nanoemulsion includes: polysorbate 80, stearic acid sorbitan 60 as main emulsifier, glycerin monostearate, cetyl alcohol, stearyl alcohol as auxiliary emulsifier, liquid paraffin, xanthan gum adjusts consistency, chitosan carries sodium hyaluronate nanoparticle as long-acting moisturizing agent, glycerol, propylene glycol is humectant and can be used as antifreezing agent; hydroxyphenyl ethyl as preservative; can also selectively add essence, the balance is water. The water-soluble ingredients are mixed and stirred uniformly; the oil-soluble ingredients are mixed and stirred uniformly; the oil phase is added to the water phase, and the primary emulsion is stirred and emulsified, and the essence is added after cooling, and the present application is obtained. The present application realizes long-acting moisturizing and nourishing of the string by introducing chitosan carrying sodium hyaluronate nanoparticles, and has the advantages of fine texture, softness and the like.

The invention relates to a cationic pre-nanoemulsion capable of being used for encapsulating an oil-soluble functional substance as well as a preparation method and application of the cationic pre-nanoemulsion. The cationic pre-nanoemulsion is mainly prepared from the following raw materials in percentage by mass: a phase A: 10%-20% of first grease, 1%-5% of lecithin, 0.3%-0.8% of a positive charge inducer phytosphingosine and 0.03%-0.2% of an antioxidant; a phase B: 2%-6% of a nonionic surfactant, 2%-6% of polyol and 62%-84.67% of water; the nonionic surfactant is one or more of cetearyl alcohol polyether-25, cetearyl alcohol polyether-20, beheneth-25 and stearyl alcohol polyether-21. The preparation method comprises the following steps: preparing the surfactant; the cationic pre-nano-emulsion can improve the stability of oil-soluble functional components, can wrap various oil-soluble functional substances, can further obtain a nano-emulsion wrapped with oil-soluble functional raw materials, and both the cationic pre-nano-emulsion and the nano-emulsion can be used in cosmetics.

The present disclosure generally relates to personal care product compositions comprising a fatty amide such as erucamide and / or derivatives thereof having a chemical formula ranging from C18H43NO to C40H79NO for use on hair and / or skin of a user. The disclosure also relates to methods for making such compositions. Such personal care products provide improved biodegradable properties, softer and smoother skin, softer, smoother and shinier hair, and hair with improved body and manageability, while reducing skin irritation and product build-up in the hair and on the skin than personal care products comprising cationic polymers and / or silicone compounds. The formulation of the personal care product may also include one or more additional ingredients such as water, glycerin, hydroxypropylmethylcellulose, glyceryl monostearate, cetyl alcohol, and glyceryl / polyglyceryl-3 caprylic / capric / lactic / lauric acid esters in various concentrations and / or combinations.

The invention relates to the field of cosmetics, particularly emulsions, and their uses in the cosmetic care and cleansing of keratinous materials, preferably hair, and skin, preferably the scalp, and more particularly to compositions such as cosmetic compositions in the form of shampoo, conditioner, mask, hair serum, scalp protective serum, or hair and / or scalp scrub. The present invention relates to a cosmetic composition, in the form of an oil-in-water emulsion, comprising: 5 to 25% oil phase by mass relative to the total mass of the composition, and 75 to 95% aqueous phase by mass relative to the total mass of the composition, characterized in that the aqueous phase comprises dehydroxanthan gum, and the oil phase comprises cetyl alcohol and glyceryl stearate citrate. No figure is shown in the abstract.

The application discloses a kind of recombinant collagen glycerol body and preparation method thereof.The recombinant collagen glycerol body is 100 parts by total weight, and is composed of 2.7-3.7 parts of recombinant collagen, 5-15 parts of glycerol, 3.0-4.0 parts of L-alpha-phosphatidylcholine, 0.55-0.75 parts of emulsion regulator cetyl alcohol, 2 parts of preservative 1,2-pentanediol and 0.5 parts of 1,2-hexanediol, 0.05-0.10 parts of thickening agent xanthan gum, 0.1 parts of sodium chloride and 75.05~84.9 parts of purified water, and is prepared by water phase precipitation method.The application uses glycerol body as the carrier of recombinant collagen, which can improve the stability of recombinant collagen on one hand, and promote the transdermal absorption of recombinant collagen on the other hand.

The invention relates to hair conditioning compositions with a combability-improving effect, containing cetyl palmitate in combination with a conditioning agent selected from cationized polygalactomannans from Senna spp., in particular from Senna tora or Senna obtusifolia, and ethylenediamine-N,N'-disuccinic acid (salts) or at least one alkali metal salt or ammonium salt of this acid.

The invention discloses a moisturizing and repairing spray raw material capable of improving a spray effect and a preparation method of the moisturizing and repairing spray raw material. The moisturizing and repairing spray raw material is prepared from the following raw materials: glycerol tri (ethylhexoic acid) ester, glyceryl stearate citrate, stearyl alcohol polyether-21, cetyl alcohol palmitate, allantoin, sodium hyaluronate, panthenol, PCA sodium and water. According to the specific formula, the facial cleanser is prepared from the following raw materials: 58 to 68 percent of glycerol tri (ethylhexoic acid) ester, 13 to 23 percent of glyceryl stearate citrate, 2 to 12 percent of stearyl alcohol polyether-21, 2 to 12 percent of cetyl alcohol palmitate, 0.1 to 0.5 percent of allantoin, 0.01 to 0.2 percent of sodium hyaluronate, 0.01 to 1 percent of panthenol, 0.1 to 1.5 percent of sodium PCA and 1 to 4 percent of water. The light synthetic ester is used as a main body, the water-soluble moisturizing and repairing component is wrapped in the oil-based emulsified particles, the balance of a water phase system of a basic formula is not changed after the water-based emulsified particles are added for spraying, the viscosity fluctuation in winter caused by excessive water phase is avoided, meanwhile, the oil-based particles can carry functional components to be attached to the skin surface and slowly released, and the moisturizing and repairing effect is good. The long-term effect of moisturizing and repairing is improved.

The invention discloses silicone-oil-free makeup-keeping liquid foundation and a preparation process thereof. The liquid foundation is prepared from the following raw material components in parts by weight: 1-2% of an emulsifier, 49-56% of an emollient, 3-6% of a film-forming agent and 40-43% of powder, wherein the emollient is prepared from ethylhexyl palmitate, cetyl alcohol ethyl hexanoate, isododecane, isopropyl myristate and squalane; the prepared liquid foundation does not contain silicone oil, is free of physiological toxicity and irritation, good in air permeability and good in skin feeling, the smearing layering sense and continuity of the liquid foundation are improved, and the liquid foundation is easier to use and more comfortable.

The invention discloses a cosmetic composition, a preparation method thereof and a washing-free hair conditioner spray. The cosmetic composition comprises stearamidopropyl dimethylamine, cetostearyl alcohol and / or cetyl alcohol, a hair conditioner, grease, an antistatic agent and water. The hair conditioner comprises the following components in percentage by mass: 0.4%-0.7% of stearamidopropyl dimethylamine, 1.0%-2.0% of cetostearyl alcohol and / or cetyl alcohol, 3%-7% of a hair conditioner, 1.0%-1.5% of grease and 0.5%-1.5% of an antistatic agent. The preparation method comprises the step of uniformly mixing the materials. The cosmetic composition can maintain high viscosity under low shear force, and presents a non-flowing state or a slightly flowing state; according to the present invention, the viscosity is substantially reduced under the relatively high shearing force, and the low surface tension can be maintained so as to spray out from the non-high pressure spray bottle in the fine mist state, and the uniform smearing is easily achieved, and the excellent storage stability is provided;

The invention relates to freshening and whitening toothpaste and a preparation method thereof. The freshening and whitening toothpaste comprises the following raw materials: hydrated silica, disodium dihydrogen pyrophosphate, a PVM / MA copolymer, color repair particles and an auxiliary agent, the color repair particles are prepared from mannitol, microcrystalline cellulose, CI 74160, cetyl alcohol, corn starch, ethyl cellulose and hydroxypropyl methyl cellulose. Through combination of triple whitening methods, tooth whitening is realized, a color locking film is formed on the surface of the whitened tooth, color spots and color spots are prevented, and the tooth yellowing risk is reduced. Experiments prove that the freshening and whitening toothpaste disclosed by the invention has an effect of freshening breath, the temperature of the inner wall of the oral cavity can be remarkably reduced by 4.5 DEG C by using the toothpaste, and the toothpaste has no irritation to the mucous membrane of the oral cavity and is high in safety.

The present invention relates to the technical field of cosmetics, and particularly to an emulsifier composition for enhancing the sun protection value, comprising the following components: peg-4 polyglyceryl-2 stearate, potassium cetyl phosphate and cetearyl alcohol. The emulsifier composition provided by the present invention improves the emulsification effect of the oil-in-water system, that is, the emulsification particle size becomes smaller, and the interfacial film strength between oil and water is higher, so that demulsification will not occur during the application process. Furthermore, the surface of the skin continues to exist in the form of milk and spreads evenly. At this time, the sunscreen agent will also spread evenly on the skin surface along with the milk, thereby enhancing the sun protection value.

The invention relates to a universal polytetrafluoroethylene emulsion for chemical nickel plating as well as a preparation method and application of the universal polytetrafluoroethylene emulsion. The cationic surface active agent and the anionic surface active agent are compounded for use, so that a stable composite micelle system is formed. Wherein the cationic surface active agent is mainly adsorbed on the surfaces of PTFE particles to form a primary protection layer, the anionic surface active agent forms a secondary protection layer through electrostatic interaction, and the double-layer protection structure remarkably improves the stability of the PTFE emulsion. Meanwhile, polyethylene glycol and hexadecanol are added as co-emulsifiers, so that the steric hindrance effect and the three-dimensional stability of an emulsion system are further enhanced. Due to the fact that the adopted components are reasonable in proportion, and the surfactant is properly selected, the prepared PTFE emulsion has good universality and can be compatible with various chemical nickel plating solutions for use, and the technical problems that in the prior art, the PTFE emulsion is complex in preparation process, poor in stability, narrow in application range and the like are solved.

The present invention provides a stable composition comprising, based on the total weight of the composition: 0.01-1 wt% of dihydroartemisinin; 0.1 to 30 wt% of a nonionic surfactant, wherein the nonionic surfactant is PPG-5-cetyl alcohol polyether-20; and an aqueous carrier acceptable in the personal care field. The invention also relates to a personal care product comprising said composition.

COSMETIC COMPOSITION FOR ACNE CARE An acne care composition includes at least one surfactant comprising sodium cocoyl isethionate and optionally glyceryl stearate SE, at least one glycolipid, at least one beta-hydroxy acid comprising salicylic acid or a derivative thereof, at least one clay comprising optionally kaolin, at least one cationic polymer comprising optionally chitosan, at least one thickener comprising carrageenan, xanthan gum, sclerotium gum, or a combination thereof, at least one cosmetically acceptable solvent comprising water, and comprising glycerin, and at least one additive selected from the group consisting of sodium hydroxide, niacinamide, lactic acid, cetyl alcohol, trisodium ethylenediamine disuccinate, ceramides, and combinations thereof.When applied to the skin by friction, the composition exhibits a maximum shear stress in the range of approximately 100 to approximately 1000 Pa at a shear rate in the range of 1 1 / s to 100 1 / s, followed by a sharp decrease in viscosity when the shear stress is maintained. Figure for the abstract: none.

The utility model belongs to the technical field of oil-water separation equipment, and particularly relates to an oil-water separation system for producing dodecanol ester and cetyl alcohol ester. Comprising a reaction kettle, a condenser, a buffer tank, a mixed phase feeding pump, a separator feeding pipe, an oil-water separation tank, a water phase buffer tank, an alkali liquor tank, a neutralization buffer tank, a Venturi mixer, an MVR evaporator, a thickener, a centrifugal machine, a mother liquor buffer tank and an oil phase buffer tank. The condenser comprises a shell pass pipeline and a tube pass pipeline. The reaction kettle, the oil-water separation tank, the neutralization tank, the MVR evaporator, the thickener and the like are connected in series, an oil-water mixed phase after reaction is fed into the oil-water separation tank, efficient layering is realized in the oil-water separation tank depending on different oil-water densities, and then an oil phase and a water phase are respectively stored; the separated water phase is subjected to post-treatment, the acid content in the wastewater is reduced, and the oil phase is recycled, so that oil and water after oil-water separation can be reasonably treated, and pollution to natural water is reduced.

The invention belongs to the technical field of 3D printing materials, and particularly relates to a rapid alcohol-soluble 3D printing supporting material based on an MJP technology, preparation and application, and the rapid alcohol-soluble 3D printing supporting material is mainly used for supporting forming and efficient removal of complex structural parts. The material is prepared by taking a composite material of polyethylene glycol (PEG), polyvinylpyrrolidone (PVP) and cetanol as an alcohol-soluble base material and supplementing a viscosity modifier, a filler and a functional additive through a specific ratio and a specific process. The supporting material adopts a synergistic effect of a polyethylene glycol base material and an alcohol-soluble toughening agent, and the supporting structure can be quickly dissolved in an alcohol solvent (less than or equal to 30 minutes), so that the surface of a printed piece is effectively prevented from being damaged; the rheological property is optimized through the viscosity modifier, the plug or soft collapse phenomenon is prevented, and high printing stability is achieved; and the material and the cleaning waste liquid are biodegradable, so that the green manufacturing requirement is met.

The invention relates to the field of cosmetics, in particular to cleansing oil and a preparation method of the cleansing oil. Comprising the following components in percentage by weight: 15%-25% of cetyl ethyl hexanoate, 2%-5% of diisostearyl malate, 8%-12% of ethylhexyl palmitate, 15%-25% of isohexadecane, 10%-20% of rice chaff oil, 0.1%-1% of simmondsia chinensis seed oil, 0.1%-1% of meadowfoam seed oil, 0.1%-1% of silybum marianum seed oil, 0.1%-1% of macadamia nut seed oil, 2%-5% of PEG-7 glyceryl cocoate and 10%-15% of polyglycerol-10 dioleate. The invention discloses cleansing oil and a preparation method thereof, and the cleansing oil comprises the following components in percentage by weight: 20-30% of cleansing oil, 3-6% of polyglycerol-dioctanoate, 0.01-0.1% of ascorbyl tetraisopalmitate, 0.05-0.3% of tocopheryl acetate and 0.1-0.3% of bisabolol. The cleansing oil and the preparation method thereof provided by the invention solve the problems that the cleaning efficiency and the mildness of the existing cleansing oil are contradictory, and the existing cleansing oil lacks antioxidant and repairing effects.

The present disclosure generally relates to personal care product compositions comprising a fatty amide such as erucamide and / or derivatives thereof having a chemical formula ranging from C18H43NO to C40H79NO for use on hair and / or skin of a user. The disclosure also relates to methods for making such compositions. Such personal care products provide improved biodegradable properties, softer and smoother skin, softer, smoother and shinier hair, and hair with improved body and manageability, while reducing skin irritation and product build-up in the hair and on the skin than personal care products comprising cationic polymers and / or silicone compounds. The formulation of the personal care product may also include one or more additional ingredients such as water, glycerin, hydroxypropylmethylcellulose, glyceryl monostearate, cetyl alcohol, and glyceryl / polyglyceryl-3 caprylic / capric / lactic / lauric acid esters in various concentrations and / or combinations.

The invention relates to the field of daily chemicals, and provides a silicon-free hair care composition added with a water-in-oil emulsifier, which comprises a cationic conditioner, the water-in-oil emulsifier, an oil-in-water emulsifying thickener, a grease conditioner, a humectant and pure water, the water-in-oil emulsifier is prepared from PEG-30 (Polyethylene Glycol) dipolyhydroxy stearate; the oil-in-water emulsifying thickener comprises one or more of hexadecanol, octadecanol and cetostearyl alcohol. According to the silicon-free hair care composition disclosed by the invention, the water-in-oil emulsifier is added into an oil-in-water system to form a similar water-in-oil-in-water composite system, and compared with an oil-in-water system of a common single emulsifier, the silicon-free hair care composition disclosed by the invention can emulsify grease into fine and uniform micro-droplets, and can better permeate hair and nourish and repair damaged hair without greasy and heavy hair.

The invention discloses a massage composition for relieving muscle and neck, shoulder, waist and leg joint pain and a preparation method. The composition is prepared from pallas pit viper oil, a snow lotus herb extract, a pilose antler extract, a dragon's blood extract, garden balsam stem oil, a myrrh extract, saffron crocus oil, vanillyl butyl ether, ginger root oil, tortoise shells, menthol, frankincense oil, cetostearyl alcohol, a stearyl trimethyl ammonium chloride mixture, 2-bromine-2-nitropropane-1, 3-diol, methylparaben and water. The invention further provides a preparation method of the massage composition for relieving muscle and neck-shoulder-waist-leg joint pain and application of the composition. The massage composition for relieving the pain of the muscles, the neck, the shoulders, the waist and the legs shows remarkable effects in the aspects of relieving the pain of the muscles, the neck, the shoulders, the waist and the legs and relieving fatigue, the pain degree of a patient can be effectively relieved, and the life quality of the patient is improved.

The invention discloses a nano cerium oxide-containing cosmetic and a preparation method thereof, and belongs to the technical field of cosmetics, the nano cerium oxide-containing cosmetic comprises the following components by weight: 10-15 parts of an emollient, 2-6 parts of an emulsifier, and 5-10 parts of a sun-screening agent; the emollient is a mixture of isohexadecane, ethylhexyl palmitate, isononyl isononanoate and polydimethylsiloxane, and the emollient is a mixture of isohexadecane and ethylhexyl palmitate; the emulsifying agent is a mixture of PEG-100 (Polyethylene Glycol) stearate, potassium cetyl phosphate and cetostearyl alcohol; the sun-screening agent is a mixture of nano cerium oxide and silicon oxide. According to the invention, nano cerium oxide is adopted as the sun-screening agent, so that the sun-screening film has no characteristic absorption on visible light, is good in permeability and good in ultraviolet ray prevention effect, and can realize full-wave-band protection.

The invention discloses a photothermal stable fluticasone propionate emulsifiable paste preparation and a preparation process thereof, and relates to the technical field of external emulsifiable paste. Comprising the following steps: step 1, (1) adding isopropyl myristate and cetostearyl alcohol into liquid paraffin, mixing, heating and stirring to obtain an oil phase; (2) adding citric acid, sodium citrate, imidazolidinyl urea, a photo-thermal stabilizer and polyethylene glycol hexadecyl-octadecyl ether into deionized water, mixing, heating and stirring to obtain a water phase; (3) adding fluticasone propionate and propylene glycol into deionized water, heating and stirring to obtain a fluticasone propionate solution; and 2, adding the water phase into the oil phase, stirring, adding a fluticasone propionate solution, uniformly mixing, adding propyl hydroxybenzoate and methyl hydroxybenzoate, and standing at room temperature to obtain the fluticasone propionate emulsifiable paste preparation. The fluticasone propionate emulsifiable paste preparation prepared by the invention has good photo-thermal stability and meets the requirements of external emulsifiable paste.

An acne care composition includes at least one surfactant comprising sodium cocoyl isethionate and optionally glyceryl stearate SE, at least one glycolipid, at least one beta hydroxy acid comprising salicylic acid or a derivative thereof, at least one clay optionally comprising kaolin, at least one cationic polymer optionally comprising chitosan, at least one thickener comprising one of carrageenan, xanthan gum, sclerotium gum, or a combination thereof, at least one cosmetically acceptable solvent comprising water, and comprising glycerin, and at least one additive selected from the group consisting of sodium hydroxide, niacinamide, lactic acid, cetyl alcohol, trisodium ethylenediamine disuccinate, ceramides, and combinations thereof. When applied to skin by rubbing, the composition demonstrates peak shear stress in a range from about 100 to about 1000 PA at shear rate in the range from 11 / s – 100 1 / s, followed by a sharp drop in viscosity when shear stress is maintained.

The invention belongs to the technical field of daily cosmetics, and particularly discloses double-continuous-phase cleansing oil and a preparation method thereof. The bicontinuous phase cleansing oil comprises a component A and a component B. The component A is prepared from 1%-10% of PEG-7 glyceryl cocoate, 10%-20% of PEG-20 glyceryl triisostearate, 10%-30% of cetyl alcohol ethyl hexanoate, 10%-30% of coconut oil alcohol-octoate / caprate and 10%-20% of isododecane. The component B is prepared from 1 to 15 percent of methylpropanediol, 1 to 10 percent of glycerol, 0.5 to 2 percent of radix gentianae macrophyllae extract, 1 to 10 percent of butanediol, 0.5 to 2 percent of 1, 2-hexanediol, 0.5 to 3 percent of 1, 2-pentanediol, 0.5 to 2 percent of cordyceps sinensis mycelium powder and the balance of water. According to the present invention, the component A and the component B are mixed to form the continuous and stable three-dimensional network structure with the oil channel and the water channel penetrating through each other, such that the instant emulsification, the easy washing, the refreshing skin feeling and the functional component can be provided so as to achieve the omnibearing cleaning;

The application provides a preparation method of cetyl-PG hydroxyethyl palmitamide and belongs to the technical field of organic synthesis. The method comprises the following steps: (1) preparing an intermediate 1 by reacting cetyl alcohol and 1,3-dichloropropanol under the action of an acid binding agent; (2) preparing an intermediate 2 by reacting the intermediate 1 and ethanolamine under the action of an acid binding agent; and (3) preparing a product by reacting the intermediate 2 and palmitoyl chloride under the action of an acid binding agent and a catalyst. The preparation method of the cetyl-PG hydroxyethyl palmitamide has the advantages of high yield and selectivity, mild conditions, simple process route, short production period, easily obtained raw materials, low cost, high economic benefit, reduced three wastes, green environmental protection, continuous production and wide application prospect.

The invention discloses pigment yellow 83 and a preparation method thereof, and relates to the technical field of pigments, in the pigment yellow 83, 3, 3 '-dichlorobenzidine is taken as a diazo component and is coupled with acetyl-4-chloro-2, 5-dimethoxyaniline, and modified rosin prepared by copolymerization of rosin, monoethyl maleate and cetyl alcohol is introduced in the later stage of reaction; and then mixing with calcium chloride and other raw materials. Carboxyl and long-chain alkyl are introduced into the modified rosin, so that hydrophilic-hydrophobic balance of the surface of the pigment is realized, and compatibility and dispersion stability with a coating system are enhanced; the calcium chloride can promote the pigment to be separated out from a water phase to form solid particles and can be further combined with carboxyl in the modified rosin, so that particle aggregation is inhibited, and the solubility of the modified rosin in pigment molecules is improved. The pigment yellow 83 has the advantages of being good in hydrophobic performance, coloring strength and dispersing performance.

[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.