70 results about "High fatty acid" patented technology

The utility model discloses reaction equipment with high crude methyl ester yield, which comprises a stirring kettle and a material circulating system, the material circulating system comprises a circulating pump, a spray pipe arranged in the stirring kettle and a mixing nozzle arranged on the spray pipe, and a bottom outlet of the stirring kettle is connected with a feed port of the circulating pump through a first pipeline. An outlet of the circulating pump is connected with the spray pipe through a second pipeline; the mixing nozzle comprises a first sprayer and a second sprayer, and an outer flaring in the lower portion of the second sprayer is in clearance fit with the conical head through a connecting piece. The material circulating system can realize bottom-out and top-in of materials, so that the mixing of an oil phase and an enzyme water phase is promoted through the reciprocating circulation. In addition, the material circulating system is provided with a plurality of mixing nozzles, the flow speed of spraying of the first spray head is large, so that a negative pressure suction gap is formed at the joint of the second spray head and the first spray head, materials in the stirring kettle can enter the mixing nozzles under the action of negative pressure, an oil phase and an enzyme water phase are intensively mixed, and the yield of fatty acid methyl ester is improved.

The invention relates to the field of cosmetic raw materials, and particularly discloses hydrophobic powder water dispersion slurry as well as a preparation method and application thereof. The hydrophobic powder water dispersion slurry comprises the following components in percentage by mass: 50-80% of inorganic toner, 5-20% of a dispersing agent, 0.1-5% of polyol, 0.1-2% of a preservative and the balance of water, the inorganic toner is subjected to surface modification treatment, and a modifier adopted in the surface modification treatment comprises one or a combination of two or more of amino acids, bionic sebum, a silicon-containing treating agent, higher fatty acid and salts thereof. The hydrophobic powder water dispersion slurry can be used in cosmetics such as colored face cream, tone-up cream, sun screen and lip glaze, and has the advantages of high storage stability, high solid content and narrow particle size distribution.

The present application relates to the field of detergent, and discloses a high fatty acid content liquid detergent composition containing a dye fixing agent and a preparation method thereof.The liquid detergent composition comprises: 0.1-5% of the dye fixing agent, 1-15% of non-ionic surfactant, 1-15% of anionic surfactant, and water; wherein: the dye fixing agent is the reactant of amine and epichlorohydrin; the anionic surfactant contains 2-7% of fatty acid surfactant in all raw materials; and the weight ratio of the non-ionic surfactant to the anionic surfactant is at least 0.4:1.The present application optimizes the proportion and type of raw materials in the liquid detergent composition, so that the cationic dye fixing agent can still maintain good low-temperature stability in the high content anionic surfactant for a long time.In the above formula framework, the addition of the dye fixing agent can even improve the low-temperature stability of the system to a certain extent.

The invention provides an oil-in-water emulsified cosmetic containing (a) an aqueous medium,(b) two or more higher fatty acids of 12 to 24 carbon atoms and alkali metal salts thereof,(c) at least one compound selected from the group consisting of monoalkyl glyceryl ethers having an alkyl group of 12 to 24 carbon atoms and monoalkenyl glyceryl ethers having an alkenyl group of 12 to 24 carbon atoms,(d) a thickener comprising (d-1) a polysaccharide derived from a microorganism and (d-2) a (meth)acrylic-based polymer selected from the group consisting of a poly(meth)acrylic acid salt and a polymer including at least one selected from the group consisting of a (meth)acrylic acid ester, a (meth)acryloylalkyltaurine and a salt thereof as a structural unit, and(e) a nonionic surfactant.

This invention belongs to the field of skin care technology and discloses a moisturizing composition, its uses, and a moisturizing and anti-wrinkle cosmetic. The moisturizing composition includes Rosa damascena flower water, tulip flower extract, and Rosa desertica leaf cell extract, wherein the mass ratio of Rosa damascena flower water, tulip flower extract, and Rosa desertica leaf cell extract is 80-100:0.01-2:0.01-2. This invention utilizes a combination of small-molecule Rosa damascena flower water, tulip flower extract, and Rosa desertica leaf cell extract. The abundant Rosa damascena flower water facilitates the penetration of the moisturizing and water-locking components in the Rosa desertica leaf cell extract into the skin, replenishing moisture while simultaneously providing powerful water-locking capabilities. Furthermore, the small-molecule structure of the Rosa damascena flower water promotes the penetration of higher fatty acids, polysaccharides, and amino acids from the tulip flower extract, regulating skin metabolism during hydration and preventing excessive localized hydration that could lead to over-swelling of skin cells and compromise long-term moisture retention. Combined with the skin-water-oil balance-regulating abilities of the Rosa desertica leaf cell extract and tulip flower extract, these three ingredients synergistically enhance skin hydration, providing excellent moisturizing effects for both short-term and long-term hydration.

The invention relates to the field of drilling fluids, in particular to a shear-improving non-plasticization shear-improving agent for an oil-based drilling fluid, a preparation method of the shear-improving non-plasticization shear-improving agent and the oil-based drilling fluid. The shear-improving non-plasticizing viscous shear-improving agent for the oil-based drilling fluid provided by the invention is prepared by reacting amine and derivatives thereof, polyacid, alcohol ether compounds and unsaturated higher fatty acid ester according to a certain proportion and then diluting and dissolving with a solvent. The shear strength improving agent provided by the invention has the characteristics of good shear strength improving effect and no plasticizing viscosity, improves the rock carrying capacity of the oil-based drilling fluid, does not improve the plastic viscosity of the oil-based drilling fluid, improves the flow pattern of the oil-based drilling fluid, and effectively realizes the low-viscosity high-shear oil-based drilling fluid.

A grease composition containing a base oil and a calcium complex soap as a thickening agent, wherein C18-22 straight-chain substituted or unsubstituted higher fatty acid; substituted or unsubstituted aromatic monocarboxylic acid having a benzene ring; C2-4 straight-chain saturated lower fatty acid; and substituted or unsubstituted saturated dicarboxylic acid are used as carboxylic acids constituting the calcium complex soap.

To provide a paper feeding roller exhibiting superior resistance to swelling with respect to both aromatic petroleum-based oils and higher fatty acid esters.SOLUTION: A paper feeding roller includes a shaft body and an elastic layer disposed around the shaft body, wherein the elastic layer is composed of a polyurethane rubber composition containing a polymer component and a curing agent component, the polymer component includes an ester-based polyurethane (A) and an ether-based polyurethane (B), a weight ratio of the ester-based polyurethane (A) to the ether-based polyurethane (B) is (A) / (B)=90 / 10-60 / 40, the durometer hardnesses of the ester-based polyurethane (A) and the ether-based polyurethane (B) are both 65°-95°, the curing agent component is an amine-based curing agent component (C), and the durometer hardness of the elastic layer is 75°-95°.SELECTED DRAWING: Figure 1

The utility model discloses a fatty acid methyl ester oxidation stability measuring device, which comprises a device main body, a plurality of reaction tubes used for sample oxidation, each reaction tube is provided with an air inlet and an air outlet, and the air inlet of each reaction tube is provided with a first air inlet tube used for introducing oxygen or air flow into the reaction tube; each first gas inlet pipe is provided with a gas flow rate control device capable of controlling the flow rate of gas flow in the gas inlet pipe; according to the fatty acid methyl ester oxidation stability measuring device disclosed by the utility model, the gas inlet channels of the first gas inlet pipes are respectively provided with the flow speed control devices capable of controlling the gas flow speed of the gas inlet channels of the first gas inlet pipes, so that the gas inlet flow speed of the first gas inlet pipes can be accurately controlled; the method has high precision, high stability and good environmental adaptability, and can significantly improve the test efficiency of the fatty acid methyl ester oxidation stability test and the accuracy of the test result.

The utility model discloses a kind of VE grading capture double systems of vegetable oil physical refining device, including a set of low VE capture system consisting of front stripping deodorization tower, low VE fatty acid trap and low VE fatty acid circulating pump;Another set of high VE capture system consisting of high-pressure heater, rear stripping deodorization tower, high VE fatty acid trap and high VE fatty acid circulating pump.The low-temperature section shell side outlet of falling-film heat exchanger is connected in proper order front stripping deodorization tower, deodorization tower and deodorization oil delivery pump to constitute loop connection;The high-temperature section shell side outlet of falling-film heat exchanger is connected in proper order high-pressure heater and rear stripping deodorization tower to constitute loop connection.Low VE capture system and high VE supplement system are connected with same vacuum system.The VE grading capture double system can be used in vegetable oil physical refining device deodorization process, capture low VE fatty acid and high VE fatty acid in fatty acid distillate.Avoid all fatty acid distillate through high-temperature rectification to obtain high VE fatty acid, cause a lot of VE heat loss.

The invention discloses a method for determining multiple fatty acids in beef by gas chromatography-mass spectrometry, and belongs to the technical field of fatty acid detection. According to the method, an external standard method is adopted, and sample pretreatment, chromatographic conditions and mass spectrum conditions are optimized; results show that the optimum conditions for sample pretreatment are as follows: the sample weighing amount is 0.03 g; the hydrolysis temperature is 76 DEG C; the volume of the potassium hydroxide-methanol solution is 200 microliters. The optimal conditions of chromatography are as follows: a sample injection mode is set to be not split; the temperature programming condition is that the initial temperature is 80 DEG C, and the temperature is kept for 0.5 min; raising the temperature to 165 DEG C at the speed of 40 DEG C / min, and keeping the temperature for 1min; the temperature is increased to 230 DEG C at the speed of 4 DEG C / min, and the temperature is kept for 4 min; and the temperature of the transmission line is 260 DEG C. The optimal condition of the mass spectrum is that fatty acid in beef is detected under the screened optimal condition by adopting a qualitative and quantitative mode. The method is beneficial to promotion of further development of fatty acid detection in animal products, improves accuracy and sensitivity of fatty acid detection, and provides a scientific basis for objective evaluation of beef cattle quality.

A friction material includes a friction modifier, a binder, and a fibrous material. An alkali metal salt of phosphoric acid and a metal sulfide are contained as the friction modifier. The alkali metal salt of phosphoric acid may include trisodium phosphate. A wax containing, as a main component, an ester of a higher fatty acid and a higher alcohol may be contained as the friction modifier.

The invention belongs to the technical field of compound synthesis, and particularly relates to a method for continuously preparing N-hydroxysuccinimide fatty acid ester. According to the method, the EDC / NHS reaction time of the N-hydroxysuccinimide fatty acid ester is greatly shortened by utilizing the efficient'three-pass' characteristic of the microchannel continuous reactor, and under the same feeding amount, the reaction time is shortened to 8-15 minutes of continuous flow production from 6-14 hours of intermittent reaction, so that the efficient and continuous production of the product is realized, and the product yield is good (gt; the purity is high, the fatty acid raw material reaction is thorough, and the post-treatment process is simplified. Three wastes in the whole process are remarkably reduced, and the solvent recycling rate is increased.

A microcapsule, including a shell containing an inorganic substance as a constituent component and a core containing one or more organic compounds inside the shell. The organic compound includes the following component (A): a functional oil agent, and component (B1): one or more selected from the group consisting of a higher aliphatic alcohol having 6 or more carbon atoms, a higher fatty acid having 6 or more carbon atoms, a monoalkyl glyceryl ether having an alkyl group having 6 or more carbon atoms, and an amide compound having an alkyl group having 8 or more carbon atoms, other than the component (A).

The problem of the present invention is solved by a liquid coloring composition comprising: a liquid dispersion medium (A) having a viscosity of 10,000 mPa.s or less at 25 DEG C, a decomposition initiation temperature of 250 DEG C or more, and a viscosity of 2,000 mPa.s or less at 25 DEG C, a surfactant (B), and a coloring agent (C), the liquid dispersion medium (A) having a viscosity of 2,000 mPa.s or less at 25 DEG C, and the surfactant (B) being a liquid dispersion medium (A) having a viscosity of 2,000 mPa.s or less at 25 DEG C; the surfactant (A) is at least one selected from the group consisting of aliphatic polyester resin, polyalkylene glycol resin, polyether ester resin and aromatic polycarboxylic acid ester, and the surfactant (B) is at least one selected from the group consisting of fatty acid ester, higher fatty acid metal salt and fatty acid amide.

Provided are: a magnetorheological fluid which has low viscosity when not excited, has good resistance when excited, and has improved lubricity; and a mechanical device. The magnetorheological fluid comprises magnetic particles and a dispersion medium, and the dispersion medium comprises base oil and double-terminal higher fatty acid ester modified silicone oil, and / or side-chain higher fatty acid ester modified silicone oil.

To provide a cyclic olefin copolymer resin composition capable of: suppressing birefringence to an extremely small value even at a high-temperature range while suppressing any foreign matter such as white haze in molding or poor appearance; and obtaining an optical component with extremely small birefringence such as a lens even under not so severe mold conditions.SOLUTION: In this invention, provided is a resin composition comprising a cyclic olefin copolymer being a copolymer of ethylene or α-olefin and a cyclic olefin, which has: an absolute value of a photoelastic coefficient measured at 110°C of 10.0×10-12 Pa-1 or less; and a glass-transition temperature of 130°C or higher, and contains 0.5-2.8 mass% of a higher fatty acid ester.SELECTED DRAWING: None

The application discloses a kind of continuous flow photocatalytic decarboxylation preparation biological hydrocarbon method, belong to the technical field of biofuel preparation.The method includes the following steps: high fatty acid compound, hydrogen atom transfer catalyst and acridine photocatalyst are dissolved in organic solvent, and mixed solution is obtained;The mixed solution is passed into circulating continuous flow light reactor, and photocatalytic decarboxylation reaction is carried out at room temperature for 12-24 hours, and reaction liquid is obtained;Reaction liquid is separated by reduced pressure distillation, and the biological hydrocarbon compound after decarboxylation is obtained.The application uses continuous flow light reactor to strengthen mass transfer and heat transfer efficiency, solves the problem that light penetration depth is limited in traditional batch photoreactor, and reaction is not uniform;Metal-free catalytic system is used, and the use of noble metal and potential residual risk is avoided.The method has mild reaction condition, higher product yield, good atom economy, and for unsaturated high fatty acid, olefin configuration can be maintained before and after decarboxylation, and has good industrial application prospect.

The application provides a precise regulation method for rapid growth of high-fat acid microalgae biomass in Xinjiang special environment. Through red light / blue light alternate irradiation, dynamic nitrogen supply and salinity-low temperature combined stress, the daily average growth rate of microalgae biomass is greater than or equal to 120 mg / L, and the total fat content is greater than or equal to 35%. The method breaks through the contradiction between growth and lipid accumulation in traditional culture, and the light energy utilization rate is increased by 25%, which is suitable for large-scale development of desert microalgae resources and biodiesel production.

The invention provides a preparation method of a high-fatty-acid organic fertilizer for cigarettes, and relates to the technical field of organic fertilizers. The high-fatty-acid organic fertilizer for the cigarettes is prepared from the following raw materials in parts by mass: 97 to 99 parts of agricultural waste fermented decomposed substances, 1 to 3 parts of compound fatty acid, 10 to 15 parts of fermented fertilizer and 10 to 20 parts of fermented amino acid, the fermented amino acid is prepared by fermenting fish and tank head meat according to the mass ratio of 2: 1; the fermented fertilizer is prepared by fermenting chicken manure and cow dung according to the mass ratio of 1: (1-3); the compound fatty acid is prepared from 40%-60% of saturated fatty acid and 60%-40% of unsaturated fatty acid; the agricultural waste fermented rotten substance is formed by mixed fermentation of one or more of straw, grass seeds, branches, pericarp and paper scraps. By adding the compound fatty acid into the organic fertilizer, the content of fatty acid in the organic fertilizer is increased, the requirement of the tobacco for fatty acid is met, the effect is stable, the content of alkali in the tobacco fume of the tobacco is increased, the planting and growth quality of the tobacco is improved, and the growth of tobacco leaves is promoted.

The application discloses application of white atractylodes rhizome in increasing content of fatty acids in eggs, and further discloses a method for increasing content of fatty acids in eggs, which is to feed laying hens with additives prepared from white atractylodes rhizome. The application can effectively increase content of fatty acids such as palmitic acid, palmitoleic acid, oleic acid, stearic acid, arachidic acid, alpha-linolenic acid and DHA in eggs by feeding laying hens with additives prepared from white atractylodes rhizome, but the change of content of cholesterols is not obvious, so that the additive is a very ideal nutritional additive, and provides a simple and convenient method for obtaining high-fatty-acid and low-cholesterol eggs.

The present invention aims to provide a cosmetic containing a pyridoxine and having excellent stability and usability. The cosmetic of the present invention is characterized by comprising: (A) pyridoxine, a salt or a derivative thereof; (B) ethyl ascorbic acid; and (C) a higher fatty acid or a higher alcohol which is liquid at 25°C.

Provided is a method for obtaining a concentrated or dried product of cellulose nanofiber which can produce a redispersion having a degree of dispersibility equivalent to that of a cellulose nanofiber dispersion before concentration or drying. A method, which is a concentration or drying method of a cellulose nanofiber dispersion, the method comprising: a process A of performing a pretreatment of adding the following (1) and (2) to the cellulose nanofiber dispersion: (1) the following (1-1) and / or (1-2): (1-1) an alkylammonium salt and an amphoteric surfactant, (1-2) ethylene glycol, (2) a mixture of a higher fatty acid or a higher fatty acid amide and isopropyl alcohol; and a process B of, after the pretreatment, feeding the cellulose nanofiber dispersion to a two-roll mill, rotating the two-roll mill, and thereby concentrating or drying the cellulose nanofiber dispersion.

To provide a thermoplastic polyester elastomer composition enabling easy application of nonwoven fabric forming processes including the melt-blown method.SOLUTION: A thermoplastic polyester elastomer composition comprising (A) a thermoplastic polyester elastomer, preferably a polybutylene terephthalate-based elastomer, (B) a metal salt of a hydroxy fatty acid, preferably a zinc salt of a monohydroxy saturated higher fatty acid having 12-30 carbon atoms, and / or (C) a metal salt of a fatty acid, preferably a zinc salt of a monovalent unsaturated higher fatty acid having 12-30 carbon atoms, the elastomer composition optionally further including (D) a softener for non-aromatic rubber.SELECTED DRAWING: Figure 1

The application relates to the technical field of concrete admixtures, and particularly discloses a waterproof dense type accelerating agent as well as a preparation method and application thereof, which comprises the following components in parts by weight: 5-10 parts of a suspending agent, 50-250 parts of modified silica sol, 100-250 parts of an organic complex waterproof agent, 400-600 parts of an accelerating agent and water; wherein the modified silica sol is obtained by modifying acidic silica sol by a modifier, and the modifier is a silane coupling agent; and wherein the organic complex waterproof agent is an aluminum complex of a higher fatty acid. The waterproof dense type accelerating agent of the application can not cause a large amount of air entrainment of concrete after being mixed into the concrete, can fill microcracks of the sprayed concrete, and can improve the compactness of the concrete; meanwhile, the waterproof effect is formed on the inside and the surface of the sprayed concrete; and the addition of the organic complex waterproof agent can promote the coagulation of the concrete, and the accelerating agent can realize the rapid coagulation of the concrete.

The technical problem of this invention is to provide soap composite particles that can achieve both improved skin feel and sustained functionality of soap composite particles, a method for manufacturing the soap composite particles, and a cosmetic product containing the soap composite particles. The soap composite particles of this invention have core particles containing saturated higher fatty acid salts and inorganic oxides added to the core particles. The total content of Li₂O, Na₂O, Al₂O₃, MgO, CaO, ZnO, BaO, TiO₂, SiO₂, Fe₃O₄, Fe₂O₃, and FeO in the core particles is 0-15% by mass, and the shape of the core particles is spherical with a sphericity of 0.80-1.00.

The present invention relates to a polyethylene-based resin composition for calendering film formation by a calender roll, which contains (A) a polyethylene, (B) an antioxidant, (C) one or more elements selected from the group consisting of fatty acid zinc and fatty acid magnesium, and (D) an inorganic filler, and wherein: (1) the polyethylene (A) has a melt flow rate of 3.0 g / 10 minutes or less as measured under the conditions of JIS K7210: 1999 at a temperature of 190 DEG C and a load of 21.18 N, and (2) the polyethylene (A) has a melt flow rate of 3.0 g / 10 minutes or less as measured under the conditions of JIS K7210: 1999 at a temperature of 190 DEG C and a load of 21.18 N; (2) The density measured by an in-water substitution method in accordance with JIS K7112: 1999 is 930 kg / m3 or more. The component (C) preferably contains a zinc salt of a C16-20 saturated higher fatty acid and a magnesium salt of a C16-20 saturated higher fatty acid. The polyethylene (A) preferably contains a biomass-derived polyethylene. The inorganic filler (D) preferably contains calcium carbonate.

The present invention provides a thermosetting resin composition for filling the space (88) formed between a mold core (80) (insert) inserted into a groove (8) of a stator (4) and the wall surface of the groove (8) (inner wall surface (72) of the tooth (7) and the inner wall surface (62) of the yoke (6)) to form an insulating layer. The thermosetting resin composition contains an epoxy resin, a curing agent, an inorganic filler and a wax (release agent). The wax contains a higher fatty acid ester or a higher fatty acid amide. The amount of the higher fatty acid ester or the higher fatty acid amide is less than 1.0% by mass relative to the total amount of the thermosetting resin composition.

This invention discloses a PoUGT75C1 gene and its application in regulating the content of fatty acids and stilbene compounds in plants, belonging to the field of genetic engineering technology. The nucleotide sequence of the CDS region of the PoUGT75C1 gene is shown in SEQ ID NO.2. This invention verifies the regulatory effect of the PoUGT75C1 gene on stilbene compounds and fatty acids in plants using gene silencing and overexpression techniques. Specifically, silencing the PoUGT75C1 gene increases the accumulation of stilbene compounds, while both overexpression and silencing of the PoUGT75C1 gene increase fatty acid content and promote seed fatty acid accumulation. This invention provides a theoretical basis and genetic resources for the high-value utilization of peony germplasm resources and also offers new ideas for improving the quality of woody oil crops.

The disclosure relates to recombinant host cells including strain modifications effective to improve titer, yield and / or productivity of fatty acid derivatives. The disclosure further relates to cell cultures including the recombinant host cells for the fermentative production of fatty acid derivatives and compositions thereof.