85 results about "Hydroxystearic Acid" patented technology

The invention relates to the technical field of equipment temperature control, in particular to a 12-hydroxystearic acid production reaction temperature control method based on artificial intelligence, and the method comprises the following steps: calculating a reaction heat release index based on the hydrogen feeding instantaneous molar flow at the current moment so as to represent theoretical heat generated through chemical reaction in unit time; based on the output power of the stirring motor at the moment and fluid mechanics characteristics, a viscosity correction factor used for representing the heat transfer capacity attenuation degree caused by the material viscosity change is constructed; in combination with the reaction heat release index and the viscosity correction factor at the current moment, performing energy compensation and nonlinear correction on the actually measured temperature in the kettle at the current moment to obtain a target predicted temperature; the control of the 12-hydroxystearic acid production reaction temperature is realized based on the target predicted temperature at the current moment, and the accuracy of the control of the 12-hydroxystearic acid production reaction temperature can be effectively improved.

The invention discloses a lubricating grease composition I and a lubricating grease composition II, wherein the lubricating grease composition I is used as a raw material of the lubricating grease composition II. The lubricating grease composition I comprises 60-90 parts of base oil, 5-20 parts of a fatty acid composition, 2-5 parts of lithium hydroxide, 2-6 parts of modified nano boron nitride and 5-15 parts of an additive; wherein the viscosity of the base oil at 40 DEG C is 30-60 mm < 2 > / s, and the base oil is prepared by compounding and mixing 60%-90% w / w of poly-alpha-olefin synthetic oil (PAO) and the balance of synthetic ester (POE) belonging to V-type synthetic oil; the fatty acid composition is prepared from 12-hydroxystearic acid and unsubstituted C14-C20 saturated long-chain fatty acid, wherein the mass of the 12-hydroxystearic acid is 1 to 10 times that of the unsubstituted C14-C20 saturated long-chain fatty acid; the modified nano boron nitride is oleamide modified nano boron nitride; the additive is selected from at least one of an antioxidant, an anti-rust agent and an extrusion anti-wear agent. The invention also discloses application of the lubricating grease composition II as lubricating oil in lubrication of axle box bearings of high-speed railway trains with the speed of not less than 400km / h.

Provided is an organopolysiloxane represented by formula (1) which is excellent in terms of the property of dispersing silicone oils and the like and dispersing particles and attains excellent long-term dispersion stability, wherein, when the organopolysiloxane is contained in a cosmetic preparation, the cosmetic preparation exhibits satisfactorily spreadability and blendability with the skin, no limitations on silicone oil content, and excellent long-term stability. [In the formula, R1 moieties are each independently a monovalent organic group selected from among C1-C20 alkyl groups, C6-C15 aryl groups, C7-C15 aralkyl groups, and -Q-O-R4; R2 is a hydroxystearic acid derivative represented by formula (2) (wherein X represents a hydrogen atom or a monovalent cation, n is 2-22, and m is 1-20); and a is 0-100, b is 0-10, c is 0-5, d is 0 or greater, e is 0 or greater, and f and g are numbers satisfying f+g=2+d+e×2, with the proviso that both b and g are not 0].

The invention provides a preparation method of N-oleyl-12-hydroxystearic acid amide, and relates to the technical field of organic synthesis. According to the preparation method of the N-oleyl-12-hydroxystearic acid amide, zirconium phosphate and nano silicon dioxide serve as a composite catalyst to catalyze the amidation reaction of 12-hydroxystearic acid and oleyl primary amine, the synthesis conversion rate of the 12-hydroxystearic acid is larger than 98%, the synthesis conversion rate is high, the acid value and the amine value of the N-oleyl-12-hydroxystearic acid amide are low, and the preparation method of the N-oleyl-12-hydroxystearic acid amide is suitable for industrial production. And the product has high melting point, good color and stable quality. Moreover, the preparation method provided by the invention does not need to use a solvent, does not need to further purify and refine the prepared N-oleo-12-hydroxystearic acid amide, and is low in cost, small in environmental pollution and suitable for industrial production.

Disclosed is a cosmetic composition which is in the form of an emulsion of water-in-oil type including, per 100% of its mass: from 60% to 95% by mass of a gelled aqueous phase including at least one crosslinked cationic polyelectrolyte; from 5% to 40% by mass of a fatty phase including at least one oil and an emulsifying system including a combination of at least one emulsifying surfactant selected from the elements of the group consisting of compositions of alkylpolyglycosides, compositions of alkylpolyglycosides and of fatty alcohols, polyglycerol esters, alkoxylated polyglycerol esters, polyglycol polyhydroxystearates, polyglycerol polyhydroxystearates, and alkoxylated polyglycerol polyhydroxystearates.

This invention relates to a cosmetic composition, in particular make-up and / or treatment intended to be applied on the skin, lips and skin appendages of humans such as hair, eyelashes, eyebrows or nails, comprising glyceryl trihydroxystearate, at least 50% by weight with respect to the total weight of the composition of at least one vegetable oil and at least one pigmentary coloring material. Another object of the invention is a method for making up and / or treating the skin and / or lips and / or cheeks, in particular lips and / or cheeks, wherein the composition according to the invention is applied.

A grease composition includes a base oil, a thickener, and an extreme pressure additive. The base oil contains trimellitate ester and poly-α-olefin. A proportion of the trimellitate ester to a total amount of the trimellitate ester and the poly-α-olefin is 10.0 mass % or more and 60.0 mass % or less. The thickener contains lithium 12-hydroxystearate and lithium stearate. A proportion of the lithium 12-hydroxystearate to a total amount of the lithium 12-hydroxystearate and the lithium stearate is 5.0 mass % or more and 95.0 mass % or less. The extreme pressure additive contains molybdenum dialkyl dithiocarbamate. A proportion of the molybdenum dialkyl dithiocarbamate to a total amount of the trimellitate ester, the poly-a-olefin, the lithium 12-hydroxystearate, the lithium stearate, and the molybdenum dialkyl dithiocarbamate is 0.6 mass % or more and 16.0 mass % or less.

The invention relates to a diamide that can be used as a thixotropic agent and that is based on 12-hydroxystearic acid and propionic acid in combination with at least two particular diamines. The invention also relates to a composition comprising this diamide and at least one crosslinkable organic binder, as well as to the uses of this diamide or of this composition, in particular in the manufacture of a coating, selected in particular from among paints, varnishes, inks, and gelled coatings ("gel coats"); a glue or an adhesive; a mastic; a sealing agent; a chemical sealing agent; a molded object; an object obtained by 3D printing; preferably a coating or a mastic, more preferably a mastic.

A composition comprising an oily medium system and an active ingredient, and a method of increasing the bioavailable rate of an active ingredient, where the method comprises incorporating the active ingredient into an oily medium system, and where the oily medium system contains a vegetable oil and / or a component of a vegetable oil, the liquid does not contain the following substances: a phosphate buffer solution, polyethylene glycol, dimethyl sulfoxide, ethanol, polypropylene glycol, polysorbate, ethyl acetate, 12-hydroxystearic acid hydroxyethyl ester and tocopherol polyethylene glycol succinate; the active ingredient is selected from the group consisting of compounds of formula (I) wherein T1 is a C6 cyclic hydrocarbon and R1 is a C1-C8 aliphatic hydrocarbon group, pharmaceutically acceptable salts thereof, and combinations thereof.

A metal oxide dispersion composition with excellent stability over time, excellent non-stickiness, and good usability is provided. This metal oxide dispersion composition contains the following components (A) to (C): (A) polyhydroxystearic acid, (B) silicone-treated metal oxide, and (C) glyceryl oleate, wherein the metal oxide of component (B) is a metal oxide other than titanium dioxide.

The invention relates to the technical field of cosmetics, and discloses an oil wax composition of a high-water-holding complex stably-loaded water active matter and a preparation method, the oil wax composition of the high-water-holding complex stably-loaded water active matter comprises a high-water-holding complex, an oil wax phase and a water-based active matter phase, the high water holding complex comprises polyglycerol-2 dipolyhydroxystearate, polyglycerol-10 eicosanoic acid ester / tetradecanedioic acid ester, polyglycerol-3 rice bran acid ester, 1%-6% of polyglycerol-6 polyricinoleate, bis-behenyl alcohol / isostearyl alcohol / phytosterol dimer linoleate, dipentaerythritol hexahydroxy stearate / hexastearate, polyglyceryl tristearate, polyglyceryl tristearate, polyglyceryl tristearate, polyglyceryl tristearate, polyglyceryl tristearate, polyglyceryl tristearate, polyglyceryl tristearate, polyglyceryl tristearate, polyglyceryl tristearate, polyglyceryl tristearate, polyglyceryl tristearate, polyglyceryl tristearate, polyglyceryl tristearate, polyglyceryl tristearate and polyglyceryl tristearate. According to the lip care composition, a water-based active matter phase can be stably borne in a high-load mode, water-based activity is effectively conveyed to the lip surface in the using process, and therefore the moisturizing, repairing and functional care effects of the lip are remarkably improved.

The application discloses a modified IPDI curing agent, a preparation method and application thereof, and the modification of the modified IPDI curing agent comprises the following steps: reacting IPDI trimer with 12-hydroxymethyl stearate to obtain a modified IPDI trimer curing agent; and the modified IPDI trimer curing agent is used in combination with an HDI curing agent as a two-component polyurethane floor covering varnish curing agent component, and has good compatibility, high hardness, fast drying, high adhesion and a long construction period after film formation, and is very suitable for a floor covering with weather resistance requirements.

The present invention provides an engineered Saccharomyces cerevisiae strain for producing 10-hydroxystearic acid, thereby increasing the expression of the FAD cofactor in the Saccharomyces cerevisiae strain and / or expressing a FAD-dependent hydratase in the Saccharomyces cerevisiae strain. The present invention also provides methods for constructing and using the engineered Saccharomyces cerevisiae strain. The engineered Saccharomyces cerevisiae strain can be used for fermentation to produce 10-hydroxystearic acid, with a maximum yield of 41.93 mg / L.

The invention particularly relates to a PUR (Polyurethane) hot melt adhesive as well as a preparation method and application thereof. The preparation method of the PUR hot melt adhesive comprises the following steps: (1) carrying out dehydration treatment on polyester polyol and polyether polyol; under the protection of nitrogen, isocyanate is added for a reaction, and a prepolymer is obtained; (2) cooling the prepolymer, adding a silane coupling agent, and stirring for reaction; then adding the tackifying resin, the pentaerythritol diacrylate and the antioxidant, and uniformly stirring and mixing; adding the pretreated 12-hydroxystearic acid, and uniformly stirring to obtain a material I; (3) cooling the material I, adding a catalyst, and uniformly stirring and mixing to obtain a material II; (4) carrying out vacuum defoaming treatment on the material II; and discharging and packaging under the protection of nitrogen. The PUR hot melt adhesive has relatively high initial bonding strength and final bonding strength and good mechanical properties, and is convenient for construction; the preparation method of the PUR hot melt adhesive is stable in process, convenient to operate and control and suitable for industrial production.

The invention relates to the technical field of lubricating grease, and discloses bearing chamber mute lubricating grease and a preparation method thereof. The preparation method comprises the following steps: step 1, preparing alkyl naphthalene base oil and PAO6 base oil as base oil; 12-hydroxystearic acid and a lithium hydroxide aqueous solution are prepared as thickening agents; 2, mixing alkyl naphthalene base oil and PAO6 base oil, heating to 100-110 DEG C, and uniformly stirring; adding 12-hydroxystearic acid, uniformly stirring, cooling to 95-100 DEG C, adding a lithium hydroxide aqueous solution, uniformly stirring, heating to 105-110 DEG C, and carrying out saponification reaction for 2-3 hours; raising the temperature to 140 to 150 DEG C and dehydrating; raising the temperature to 180-190 DEG C, adding the ester oil, and uniformly mixing; and cooling to 90-100 DEG C, adding the antioxidant, the antirust agent, the anti-wear agent and the self-repairing additive, and uniformly mixing to obtain the mute lubricating grease.

The invention discloses preparation of an antibacterial surfactant and application of the antibacterial surfactant in a pesticide suspending agent, and belongs to the technical field of pesticide preparations.The method comprises the steps that esterified mPEG 500 succinic acid monoester, pentaerythritol and 12-hydroxystearic acid are subjected to condensation to obtain mPEG / hydroxystearic acid co-modified star-shaped pentaerythritol; the product and glycidyl trimethyl ammonium chloride are subjected to a ring-opening reaction under the alkaline condition, a four-function modified star polymer is obtained, and then the four-function modified star polymer is compounded with modified silicon dioxide to prepare the antibacterial surfactant. Through a double dispersion mechanism of a star-shaped structure and modified silicon dioxide, the problems that a traditional surfactant is easily polluted by microorganisms, particles are agglomerated due to hard water, and the suspension dispersion is poor are solved, the antibacterial property, the hard water resistance, the wetting property and the penetrating property are improved, the surfactant has long-acting stable dispersion and synergistic antibacterial ability, and the service life of the surfactant is prolonged. The storage and transportation of the pesticide suspending agent and the use requirements of farmlands with different water qualities are met.

To provide a water-in-oil type emulsion cosmetic composition which has high dispersibility of metal oxide particles in a liquid oil, is less likely to cause caking, and has strong high-temperature stability even when no silicone oil is used or only a small amount of a silicone oil is used.A water-in-oil type emulsion cosmetic composition includes the following components: surface-treated zinc oxide particles, surface-treated titanium oxide particles, polyhydroxystearic acid, polyricinoleic acid polyglycerol ester, an organically modified clay mineral, an aqueous component, and a liquid oil, wherein a content of the polyhydroxystearic acid is less than 1.0 mass %, and a content of the aqueous component is less than 15 mass %.

This application relates to a fluid water-in-oil emulsion comprising: A) at least one polyester, which is a reaction product of the following components (i), (ii) and (iii): (i) at least one polyglycerol-3; (ii) at least one dimer acid; and (iii) at least one fatty monocarboxylic acid having 8 to 30 carbon atoms, wherein the reacting components (i), (ii) and (iii) are in a molar ratio of 1 mole of polyglycerol-3, 0.5 to 1 mole of dimer acid, and 0.1 to less than 2.0 moles of fatty monocarboxylic acid; B) at least one continuous oil phase comprising: 1) at least one volatile hydrocarbon oil; and 2) optionally at least one non-volatile oil; and C) at least one aqueous phase dispersed in the oil phase, wherein the liquid component of the aqueous phase accounts for at least 50% by weight of the total weight of the composition; and D) At least one nonionic surfactant with an HLB of less than 8.0, the chemical structure of which is generated by the reaction of at least one polyhydroxystearic acid and / or at least one polyricinoleic acid with a polyol containing at least two alcohol functional groups; the weight ratio of nonionic surfactant D) to polyester A) is greater than or equal to 0.9 and preferably greater than or equal to 1.0.

The present invention provides an oil-in-water emulsion cosmetic having excellent stability against temperature changes. An oil-in-water emulsion cosmetic solving the problem of the present invention is characterized by containing the following components (A) to (E): (A) one or two or more selected from the group consisting of a copolymer of (meth)acrylic acid or an alkyl (meth)acrylate and a polyoxyethylene monoalkyl ether (meth)acrylate, and a copolymer or salt thereof containing acryloyldimethyltaurine as a structural unit, (B) a branched polysaccharide, (C) one or two or more selected from the group consisting of ester oil, hydrocarbon oil, and higher alcohol, which is liquid at 25°C, (D) a hydrophobic-treated metal oxide of 7 mass% or more and 25 mass% or less, and (E) one or two or more selected from the group consisting of an acrylic acid-silicone graft copolymer, polyhydroxystearic acid, and a polyglycerin alkyl co-modified silicone.

The application belongs to the technical field of lubricating grease, and specifically provides a modified composite calcium sulfonate lubricating grease and a preparation method thereof. The modified composite calcium sulfonate lubricating grease comprises the following raw materials: base oil, calcium sulfonate, a conversion agent, a saponifying agent, a composite additive and an antioxidant. The composite additive is prepared by compounding modified boron nitride nanosheets, modified attapulgite and nano zinc oxide. The conversion agent comprises dodecylbenzenesulfonic acid, 12-hydroxystearic acid and acetic acid. The saponifying agent comprises 12-hydroxystearic acid, calcium hydroxide and boric acid. The modified composite calcium sulfonate lubricating grease prepared by the application has the advantages of good water resistance, wear resistance and self-repairing property.

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 temperature-sensitive anhydrous self-emulsifying egg yolk oil cleansing gel stick and a preparation method thereof. According to the makeup removing gel bar, egg yolk oil serves as a main oil phase, egg shell powder which is subjected to wet ball milling nanocrystallization and surface lipidation treatment serves as a particle gel framework, secondary fluid is introduced into the oil phase, particles are preferentially wetted by the secondary fluid, a pendulum capillary bridge network is formed, and therefore soft solid paste with the yield stress larger than or equal to 60 Pa at the temperature of 25 DEG C is obtained; the ointment is reversibly softened at the skin temperature (32-36 DEG C) and under the shearing action, and is self-emulsified to have the particle size Dlt within 60 seconds when encountering water; and the emulsion droplets of 10 microns are easy to wash away and low in residue. According to the formula, a PEG-free self-emulsifying system of lecithin and polyglycerol fatty acid ester is preferably selected, 12-hydroxystearic acid / beewax is preferably added to achieve temperature-sensitive regulation, the water content of the product is smaller than or equal to 1.0 wt%, the water activity aw is smaller than or equal to 0.6, a traditional water-phase preservative does not need to be added, and the product is suitable for sensitive skin.

This esterification reaction product is obtained by esterifying diglycerin and a 12-hydroxystearic acid polymer. The esterification reaction product has a weight-average molecular weight of 6500-9000 and a degree of dispersion of 1.40-1.65. The cosmetic contains the esterification reaction product. The esterification reaction product is produced by esterifying diglycerin and a 12-hydroxystearic acid polymer having an average degree of polymerization of 4.0-10.0.

The invention provides a suspension stable composition as well as a preparation method and application thereof, and the suspension stable composition comprises the following raw materials: a suspension component, an anionic surfactant, an ampholytic surfactant, a co-crystallizing agent and water, the suspension component comprises one or more of hydrogenated castor oil, trihydroxy stearin and cholesteryl hydroxystearate. The prepared suspension stable composition can be used as an additive to be applied to daily washing chemicals, the suspension stability of a surface activity system is remarkably improved, flocculation of a hair conditioner is not affected, and meanwhile a certain ester endowing effect and the like are achieved.

The invention belongs to the technical field of lubricating grease, and particularly relates to composite lithium-based lubricating grease and a preparation method of the composite lithium-based lubricating grease. 4 to 10 weight percent of 12-hydroxy stearic acid; 2 to 8 weight percent of binary acid; 0.3 to 0.9 wt% of lithium hydroxide; 0.5 to 1.5 wt% of boric acid; 0.2 to 1.5 wt% of an antioxidant; 0.5 to 2.5 wt% of an antirust agent; 1.0 to 5.0 wt% of an anti-wear extreme pressure agent; the base oil is selectively refined waste wind power lubricating oil, the sulfur content of the base oil is 0.01-0.02 wt%, and the kinematic viscosity of the base oil at 40 DEG C is 120-240 mm < 2 > / s. The specific regenerated wind power lubricating oil is selected as the base oil, so that the composite lithium-based lubricating grease has better oxidation resistance, colloid stability and high-temperature performance, fossil resources can be saved, and the production cost of the lubricating grease is reduced.

The present invention relates to a method for producing a water-in-oil emulsion for cosmetics, in which a glycerol-in-oil emulsion is mixed with water in a storage container and shaken or stirred, the invention relates to a composition comprising a glycerol-in-oil emulsion comprising: a) glycerol, b) one or more lipids that are liquid at room temperature and atmospheric pressure, c) one or more waxes, d) one or more salts, e) polyglycerol-4 diisostearate / polyhydroxystearate / sebacate that has been emulsified at room temperature (INCI: polyglycerol-4 diisostearate / polyhydroxystearate / sebacate).

Disclosed is a composition comprising 20-80% by weight of total fatty matter; 0.1 to 5 wt% of an electrolyte; 0.001% to 5% by weight of a PPAR activator selected from the group consisting of 10-hydroxystearic acid or 12-hydroxystearic acid; 1-45% by weight of a composite carbohydrate comprising starch; and 10 to 50% by weight of water.

The invention discloses a brovudine cream for treating herpes zoster and a preparation method of the brovudine cream. Specifically, the invention provides a cream which comprises the following components in percentage by mass: 0.1-5% of bromovudine, 5-45% of an organic solvent, 0.3-10% of an emulsifier, 15-55% of an oil phase matrix and water, the cream is an oil-in-water type cream; and any one of the following conditions is met: (C1) the emulsifier comprises 15-hydroxystearic acid polyethylene glycol ester; (C2) the oil phase matrix comprises glyceryl behenate. The brovudine cream provided by the invention has one or more positive progressive effects of good safety, small side reaction, good stability and good treatment effect.

The invention provides a preparation method of a cutting fluid and a product of the cutting fluid. A 3-methyl-1-butanol-polyoxypropylene ether (1-2)-polyoxyethylene ether (4-6) block copolymer, polyether amine 2, 2, 4-trimethyl-1, 2, 4-trimethyl-1, 2, 4-trimethyl-1, 2, 4-trimethyl-1, 2, 4-trimethyl-1, 2, 4-trimethyl-1, the friction coefficient and the abrasion loss of the cutting fluid are reduced by the aid of the 2, 5-furandicarboxylate, the chromium bromide, the surface oxygen-doped graphene, the lithium 12-hydroxystearate, the 2-(2-ethylhexyloxy) ethanol and the molybdenum carbide system.

The application discloses a kind of salt fog resistant additives comprising ionic liquid and its preparation method and application, belong to chemical material field.In ice water bath condition, neutralization two (2-ethylhexyl) phosphate ester obtains two (2-ethylhexyl) sodium phosphate aqueous solution, then drop to methyltrioctylammonium chloride aqueous solution and react, after oil phase is collected, washing, drying obtains functional ionic liquid;Nitrate type layered double hydroxide is dispersed in solvent, and functional ionic liquid is added, and solid product is collected by centrifugation, and washing obtains intercalation hybrid material;Functional ionic liquid, monoglyceride, 12-hydroxystearic acid, co-surfactant, emulsifier and intercalation hybrid material are mixed to obtain mixed phase, finally drop buffer solution to mixed phase, after cooling, the salt fog resistant additive provided by the application is obtained.The salt fog resistant additive comprising ionic liquid provided by the application is used for nickel-containing hole sealing agent, and the salt fog corrosion resistance of workpiece coating after sealing can be improved, and the ability of anti-point corrosion.