121 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 relates to the technical field of organic synthesis, and particularly discloses a synthesis method of bis-diglycerol polyacyl adipate-2, which comprises the following synthesis steps: S1, stirring and mixing isostearic acid, caprylic capric acid, stearic acid and 12-hydroxystearic acid to obtain total fatty acid; s2, stirring and mixing dipolyglycerol, adipic acid, total fatty acid and an organic tin catalyst, and starting to heat; s3, the initial reaction temperature is controlled to be 140-150 DEG C, the reaction vacuum degree is 0.04 MPa, the heating rate is controlled to be 2-10 DEG C / h in the reaction process, the temperature is increased to 190-210 DEG C, then the reaction vacuum degree is converted into 0.1 MPa, and the heat preservation reaction is conducted for 4-10 h; after the reaction is completed, sampling and measuring an acid value; and S4, after the acid value reaches the standard, carrying out heat preservation reaction for 2-5 hours under a high-vacuum condition, cooling, and filtering to obtain the product. The organic tin catalyst is used, the esterification period is shortened, the conversion rate is increased, and the production cost is reduced.

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.

The present invention discloses a cold-water instant film softener and a preparation method thereof. The cold-water instant film softener has the general structural formula: #imgabs0# and is prepared from N,N'-bis(2-hydroxyethyl)ethylenediamine, 12-hydroxystearic acid, methoxypolyethylene glycol glycidyl ether, and diethyl sulfate as raw materials. The film softener prepared using the preparation method provided by the present invention can be rapidly dispersed and dissolved in a normal temperature water environment, dissolving thoroughly without any residue, greatly improving the fabric processing rate and reducing energy consumption and processing costs. The treated fabric is soft and fluffy, has little effect on the fabric color, and does not suffer from yellowing, greatly improving the fabric's texture and added value. The preparation process is simple, highly controllable, and requires low production equipment. The production process does not emit pollutants, is safe and environmentally friendly, uses inexpensive and readily available raw materials, and is low in cost. The softener is suitable for industrial production.

The invention relates to cinnamyl aldehyde oleogel and a preparation method thereof. The preparation method comprises the following steps: weighing a certain amount of linseed oil, putting the linseed oil into a beaker, and carrying out magnetic heating and stirring; adding the 12-hydroxystearic acid into the linseed oil, and stirring until the 12-hydroxystearic acid is completely dissolved; after the temperature is reduced, adding cinnamyl aldehyde, and stirring to obtain a clear and transparent solution; and after uniformly stirring, stopping heating and stirring, and naturally cooling to room temperature to obtain the cinnamyl aldehyde oleogel. According to the invention, 12-hydroxystearic acid is adopted as a gel agent, and cinnamyl aldehyde is encapsulated by an oleogel system, so that cinnamyl aldehyde is slowly released, and the antibacterial activity of cinnamyl aldehyde is prolonged. The invention further relates to cinnamyl aldehyde oil gel particles and application thereof. The cinnamyl aldehyde oil gel particles are used for preventing fruits from mildewing and rotting in the long-term storage or long-distance transportation process.

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.

The invention provides a composition with full-wave-band invisible light-blocking and sun-screening effects and application thereof. The composition comprises zinc oxide, lactobacillus / soybean milk fermentation product filtrate, a sun-screening auxiliary agent and a dispersing agent, the sun-screening auxiliary agent comprises silica, sodium calcium aluminum silicate, a vinyl polydimethylsiloxane / polymethylsiloxane silsesquioxane cross-linked polymer, polymethyl methacrylate, a silane coupling agent, a silane coupling agent and a solvent. The silicone rubber is any one or a combination of at least two of diphenyl polydimethylsiloxane / vinyl diphenyl polydimethylsiloxane / silsesquioxane cross-linked polymer or polymethyl silsesquioxane; the dispersing agent is prepared from any one or a combination of at least two of polyhydroxystearic acid, cholesteryl hydroxystearate, dimeric pentaerythritol pentaisostearate, ethylhexyl hydroxystearate or dimeric pentaerythritol tri-polyhydroxystearate. The composition can increase the full-wave-band sunscreen performance, avoid skin sunburn, sunburn and sunburn red, and enhance the skin barrier.

To provide an oily solid cosmetic that has a matte texture while exhibiting superior moldability.SOLUTION: The present invention provides an oily solid cosmetic comprising: (a) a crosslinked organopolysiloxane; (b) at least one solid oil selected from the group consisting of hardened castor oil and trihydroxystearin; and (c) an oil-absorbing powder.SELECTED DRAWING: None

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.

The present invention provides a liquid personal cleansing composition comprising 0.1 to 40 wt.% non-soap surfactant, 0.01 to 10 wt.% rheology modifying agent, 0.0001 wt.% to 5 wt.% PPAR activator, 0.01 to 4 wt.% complex carbohydrate comprising starch and 5 to 80 wt.% water, wherein the PPAR activator is 10-hydroxystearic acid or 12-hydroxystearic acid or combination thereof, and wherein the starch is in ungelatinized form in the composition.

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 provides an energy-saving and environment-friendly UPVC (Unplasticized Polyvinyl Chloride) pipe as well as a preparation method and application thereof. The energy-saving and environment-friendly UPVC pipe is prepared from 100 parts by weight of modified polyvinyl chloride, 3 to 8 parts by weight of 12-hydroxystearic acid crystals, 5 to 10 parts by weight of modified boron nitride, 2 to 4 parts by weight of silane modified graphene quantum dots, 0.5 to 1 part by weight of a calcium-zinc stabilizer and 0.1 to 0.5 part by weight of a lubricant, the modified boron nitride is hexagonal boron nitride modified by ionic liquid; through combined action of modified polyvinyl chloride, 12-hydroxystearic acid crystals, modified boron nitride, 2-4 parts by weight of silane modified graphene quantum dots, a calcium-zinc stabilizer and a lubricant, the obtained UPVC pipe has good toughness, hydrophobic performance and thermal stability and a low thermal expansion coefficient.

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 invention discloses a lubricating system for a micromotor of a new energy automobile, which improves the lubricating condition of the micromotor of the new energy automobile, improves the electrocorrosion condition of the micromotor of the new energy automobile under high driving voltage, and improves the operation efficiency of the micromotor at different temperatures and states. Comprising a ball bearing for a torque output end and a porous powder metallurgy sliding bearing for a non-torque output end. The ball bearing is modified by preparing base oil, 12-hydroxystearic acid, lithium hydroxide and N, N-dialkyl pyrrolidine bromide ionic liquid; the ball bearing is modified by adopting base oil, 12-hydroxystearic acid, lithium hydroxide and N, N-dialkyl pyrrolidine bromide ionic liquid.

The present invention discloses the composition of an anti-rust grease for automotive constant velocity joints and its preparation method, which relates to the technical field of grease. The grease of the present invention comprises the following raw materials in parts by weight: 65-75 parts of base oil, 0.5-5 parts of thickening agent, 1-5 parts of antioxidant, 0.1-0.5 parts of rust inhibitor, and 0.5-5 parts of extreme pressure and anti-wear agent. The preparation method of the thickening agent comprises the following steps: S1: heating 12-hydroxy stearic acid, sebacic acid, and modified calcium hydroxide for reaction; S2: continuously heating for reaction for a period of time; S3: continuously heating for reaction for a period of time to obtain the thickening agent.

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.

To provide a lubricating composition that shows good friction reduction effect.SOLUTION: A lubricating composition includes a polyester (A) obtained by reacting a dibasic acid component having 4 to 12 carbon atoms, one or more glycol components selected from the group consisting of 1,2-propylene glycol, 1,3-propylene glycol, 1,3-butanediol, and 1,4-butanediol, a hydroxy acid component including 12-hydroxystearic acid, and one or more terminating components selected from the group consisting of a monovalent fatty acid having 8 to 12 carbon atoms and a linear monohydric alcohol having 6 to 10 carbon atoms, and a fatty acid ester (B) that is an ester of a compound having 3 to 6 hydroxyl groups within the molecule and a linear fatty acid having 6 to 18 carbon atoms.SELECTED DRAWING: None

The invention relates to the technical field of medicines, and provides a semeglutide coated tablet and a preparation method thereof. The chip-coated sheet comprises a chip core layer and a shell layer, the tablet core layer comprises a first absorption enhancer; the shell layer comprises a second absorption enhancer; the first absorption enhancer and the second absorption enhancer are selected from the group consisting of sodium 8-(2-hydroxybenzamido) caprylate, Tween 80, lauryl sodium sulfate, sodium caprate, polyglycerol-3 diisostearate, oleic acid, lauric acid, sodium deoxycholate, sodium cholate, polyoxyethylene (35) castor oil, PEG-vitamin E succinate, PEG-vitamin D3 succinate and pluronic. The invention relates to a preservative which is prepared from the following raw materials: polyethylene glycol, a methoxy polyethylene glycol-polycaprolactone copolymer, sucrose fatty acid ester, 15-hydroxystearic acid polyethylene glycol ester and caprylic / capric acid polyethylene glycol glyceride. The coated tablet provided by the invention adopts a double-layer structure consisting of the tablet core layer and the shell layer, so that the bioavailability of the preparation can be remarkably improved, the oral dosage can be hopefully and greatly reduced, and the medication cost is reduced.

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.