411 results about "Saturated fatty acid" patented technology

The invention provides a method for preparing diglyceride oil by a solventless enzymatic method, which comprises the following steps: S1, mixing saturated fatty acid A and saturated fatty acid B to prepare a liquid eutectic mixture; s2, mixing the eutectic mixture, glycerol and lipase in a reaction system, and carrying out esterification reaction to obtain diglyceride; s3, separating the prepared diglyceride, adding the saturated fatty acid A and / or the saturated fatty acid B into the reaction system again to form a liquid eutectic mixture again, and repeating the step 2; wherein in the step S1, the saturated fatty acid A and the saturated fatty acid B are selected from C10-C20 alkanoic acid, in the step S2, the mass ratio of the eutectic mixture to the glycerol is 1: (1-5), and the temperature of the esterification reaction is 35-78 DEG C. The method solves the problem that the high-melting-point saturated fatty acid is difficult to utilize in the existing technology for preparing the diglyceride oil by the solvent-free enzymatic method.

The invention relates to the technical field of microbiology and food processing, in particular to pediococcus acidilactici and application of the pediococcus acidilactici in preparation of a brain-intestinal axis regulating efficacy metagen product.The high-activity pediococcus acidilactici DY-1 is separated out from natural fermentation pickles of super-polyselenium plant cardamine violifolia for the first time; the strain can be widely applied to fermentation of high-selenium plant-based food, can significantly promote glycolysis release of selenium-containing active substances, has good acid resistance, high protease activity and high lipase activity, can fully ferment plant-based fermentation raw materials, and has high yield. Glycolysis of macromolecular substances such as protein, saccharides and fat is facilitated, accumulation of active ingredients such as essential amino acid, unsaturated fatty acid, alkaloid and phenolic substances is promoted, and the edibility and functionality of the product are improved; and the organic selenium-rich metagen product prepared by sterilizing the fermentation mixture can synergistically improve human body cognition and emotion regulation regulated by microorganism-intestinal-brain axis.

Provided is an insulin secretion-promoting agent comprising, as an active ingredient, a triglyceride represented by the following formula (I):wherein R1, R2 and R3 each denotes a saturated fatty acid residue, at least one of which is a pentadecanoic acid residue. An insulin secretion-promoting action of the pentadecanoic acid triglyceride at the time of elevated blood glucose level is discovered, and pharmaceuticals and health foods for improving blood glucose level and diabetes are provided using this triglyceride.

The invention discloses a method for preparing chocolate with high heat resistance, blooming resistance, high dietary fiber and low saturated fatty acid based on biphase gel and a product, and belongs to the technical field of oil processing application, and the method comprises the following steps: adding an emulsifier and solid fat into edible vegetable oil, and heating and stirring until the emulsifier and the solid fat are completely molten to obtain an oil gel phase; adding dietary fibers into water, and completely dissolving the dietary fibers to form a hydrogel phase; and mixing the obtained hydrogel phase and the oil gel phase, carrying out high-speed shearing emulsification, and cooling to room temperature in an ice-water bath to obtain the biphase gel. Different types of biphase gels are prepared by adjusting the ratio of the oil phase to the water phase, and the biphase gels are used for partially replacing cocoa butter to prepare the chocolate, so that the fat content is reduced, the heat resistance of the chocolate is improved, the frosting phenomenon of the chocolate is effectively delayed, the prepared chocolate does not contain trans-fatty acids, the saturated fatty acids are reduced, and the chocolate has good stability. And dietary fibers are contained, so that human health is benefited.

Provided is a collagen production promoter comprising, as an active ingredient, a triglyceride represented by the following formula (I), wherein R1, R2 and R3 each denotes a saturated fatty acid residue, at least one of which is a pentadecanoic acid residue. The triglyceride comprising the pentadecanoic acid promotes the production of skin fibroblasts and collagen, and can be used as a topical skin care composition and a beauty food or beverage for improving the condition of skin.

The invention provides vitamin B12 modified microspheres capable of efficiently loading His tag recombinant protein as well as a preparation method and application of the vitamin B12 modified microspheres, and belongs to the technical field of biological medicines. The preparation method of the vitamin B12 modified microsphere for efficiently loading the His tag recombinant protein comprises the following steps: (1) carrying out esterification reaction on unsaturated fatty acid containing sulfydryl, disulfide bond or olefinic bond, saturated fatty acid and vitamin B12 to prepare an amphiphilic vitamin B12-lipid conjugate; and (2) taking the amphiphilic vitamin B12-lipid conjugate, PLGA (poly (lactic-co-glycolic acid)), a multi-sulfydryl cross-linking agent and a photoinitiator as raw materials, and preparing the raw materials into microspheres by adopting a microfluidic method, so as to obtain the vitamin B12 modified microspheres capable of efficiently loading various His tag recombinant proteins. The microsphere provided by the invention overcomes the problems of protein load stability and burst release of traditional microspheres, and various different His tag recombinant growth factors can be flexibly selected according to the requirements on different growth factors in treatment of complex bone defects caused by different pathogenesis.

The invention discloses a plant lactobacillus and application thereof, and belongs to the technical field of microorganisms. The plant lactobacillus 002P provided by the invention is a new strain, and is round, white, neat in edge, smooth in surface and soft in texture on an MRS solid culture medium; growth of bacteria can be remarkably inhibited, an inhibition effect on staphylococcus aureus, pseudomonas aeruginosa and escherichia coli is achieved, and the inhibition zone is 23.33-279.33 mm; the healing of infected wounds can be obviously promoted; the selenium conversion rate is excellent, and the maximum selenium conversion rate can reach 88%; the nano-selenium prepared from the plant lactobacillus 002P is spherical, has the particle size of 200-500nm, has excellent properties of resisting oxidation, relieving hepatotoxicity induced by saturated fatty acid, promoting expression of selenoprotein in a mouse body and reducing blood fat, and has a wide application prospect.

The application discloses a preparation method of a high internal phase emulsion stabilized only by proteins, which mixes a completely hydrated protein solution as a water phase with an oil phase, and controls the hydrodynamic characteristics of a shearing emulsification process to obtain the high internal phase emulsion stabilized only by proteins. The preparation method of the application can obtain the high internal phase emulsion stabilized only by food-grade proteins through one-step shearing emulsification without other measures. The prepared high internal phase emulsion has good gel characteristics, stability and high safety, and can be used as a substitute for partially hydrogenated vegetable oil and saturated fatty acids. Meanwhile, the method is simple in operation, low in preparation cost and suitable for large-scale industrial promotion.

Provided is a composition for visual field defect disorders, glaucoma, light-induced ocular tissue damage and related disorders, which can be used as a food or drug for long-term administration, prevention, symptom relief and improvement. A composition comprising a triglyceride represented by the formula (I):(wherein R1, R2, and R3 are each a saturated fatty acid residue, and at least one of them is a pentadecanoic acid residue) as an active ingredient.

The application discloses application of 5,8,11-eicosatrienoic acid in prevention and treatment of plant fungal diseases and belongs to the field of pesticide chemistry. The 5,8,11-eicosatrienoic acid mainly prevents and treats diseases caused by the oomycete class capsicum phytophthora, the compound is a long-chain unsaturated fatty acid, has an antifungal disease effect and can be used as a fungicide to prevent and treat plant diseases. The compound can effectively prevent pathogenic bacteria from invading plants by inhibiting mycelium growth, enhancing cell membrane permeability and interfering with the spore sac release process, and is further used for preventing and treating huge plant fungal diseases. Biological tests show that the compound has a significant concentration-dependent inhibitory effect on the mycelium growth of the capsicum phytophthora, and the half effective inhibitory concentration (EC50) is 60.2 µg / mL. At a concentration of 200 µg / mL, the inhibition rate is more than 83%, the 5,8,11-eicosatrienoic acid can effectively inhibit the release of the capsicum phytophthora spore sac, and the EC50 is 156.3 µg / mL. At a concentration of 200 µg / mL, the inhibition rate is morethan 77%.

This invention discloses a method for preparing high-quality bio-based 1,9-nonanediol, comprising the following steps: transesterification, precipitation, fatty acid methyl ester refining, ozone oxidation pyrolysis, solvent recovery, esterification, dimethyl azelaate refining, and hydrogenation to obtain high-quality bio-based 1,9-nonanediol. This invention achieves gradient and full-component utilization of vegetable oil raw materials: the oil-based portion of triglycerides is used to produce high-quality bio-based 1,9-nonanediol, while simultaneously producing byproducts such as methyl palmitate, methyl stearate, propionic acid, hexanoic acid, and nonanoic acid; the glycerol-based portion of triglycerides is used as a byproduct of glycerol production. This invention utilizes esterification to reconstruct the products of ozone oxidation pyrolysis, converting the high-boiling-point monomethyl azelaate into the low-boiling-point dimethyl azelaate, achieving efficient separation from saturated fatty acid methyl esters. The dimethyl azelaate, as a raw material, is then hydrogenated to obtain high-quality nonanediol, significantly reducing production costs.

Provided is a small-piece oil and fat composition having good dispersibility and extensibility. This small-piece oil and fat composition contains 65%-100% by mass of edible oil and fat, wherein: the content of a saturated fatty acid having 16 carbon atoms in fatty acids constituting the edible oil and fat is 35%-60% by mass; the content of a saturated fatty acid having 18 carbon atoms in the fatty acids constituting the edible oil and fat is 3%-20% by mass; and the solid fat content of the edible oil and fat at 20°C is 39%-50%.

A wet-state indicator composition is provided, which is excellent in color change performance and in which odor is suppressed. Disclosed is a wet-state indicator composition comprising: a hydrocarbon oil (A); at least one selected from saturated fatty acids having 16 or more carbon atoms and derivatives of the saturated fatty acids (B); and a moisture-sensitive colorant composition (C), wherein component (B) is contained in an amount of 2 to 85 parts by mass based on 100 parts by mass of the total amount of components (A) to (C).

The invention relates to a method for fermenting fermented soya beans by rosa roxburghii tratt fruits, soybeans and black beans. The fermentation comprises the following steps: pretreating raw materials, fermenting to prepare fermented soya bean koji, post-fermenting and drying. 3-5 wt% of roxburgh rose juice and 3-5 wt% of roxburgh rose pulp residues are added in the post-fermentation step, the roxburgh rose pulp residues can enrich the taste of the fermented soya bean finished product, roxburgh roses contain rich vitamin C and polyphenol substances and are natural antioxidants, and bad flavor generated by oxidative rancidity of fatty acid in the post-fermentation and storage process of the fermented soya beans is prevented; meanwhile, the soybeans are rich in unsaturated fatty acid, the healthy lipid components are protected from being damaged through the antioxidant effect of the roxburgh rose, the retained unsaturated fatty acid can serve as a precursor to help saccharomycetes to generate more ester aroma substances, the antioxidant effect of the roxburgh rose and microorganisms in the fermented soya beans achieve the synergistic effect, and the effect of improving the immunity of the fermented soya beans is achieved. The flavor is indirectly enhanced, the original taste is not influenced, and the stability and the nutritional value of the fermented soya beans are also improved.

The present disclosure provides methods and compositions comprising hyaluronic acid (HA) hydrogel in combination with a saturated fatty acid for treating osteoarthritis. In some embodiments, aspects of the disclosure relate to pharmaceutical compositions comprising HA hydrogel in combination with a steroid. In some embodiments, the pharmaceutical compositions may be administrable via local, topical, and injection. In some embodiments, the pharmaceutical composition may be administrable by intra-articular injection.

Triphenylphosphonium hydroxytyrosol TPP-HT, its synthesis method and application in the preparation of drugs for improving aortic endothelial cell function. TPP-HT can significantly increase the reduction of human aortic endothelial cell activity caused by saturated fatty acids, inhibit the inflammatory response and oxidative stress caused by saturated fatty acids, and at the same time increase the synthesis of ATP in vascular endothelial cells and the expression of mitochondrial complex II. By anti-inflammatory and protecting mitochondrial function, it can prevent the occurrence and development of atherosclerosis. Therefore, TPP-HT has good application prospects in preventing cardiovascular diseases such as atherosclerosis caused by high-fat-induced endothelial damage, opening up a new medical approach for preventing a series of problems of cardiovascular diseases such as atherosclerosis caused by endothelial damage due to unbalanced dietary structure, and providing a new basis for the development of new drugs.

The invention discloses a medicine manufacturing technological process, relates to the technical field of pharmacy, and solves the technical problem that long-chain unsaturated fatty acid cannot be effectively removed in an existing technical scheme. The medicine manufacturing technological process comprises badger skin and comprises the steps that 1, badger skin fat is minced and mixed with water and sodium chloride to be heated, moisture is evaporated, and a mixture is obtained; a mixture containing badger fat and fat residues is obtained; 2, carrying out solid-liquid separation on the mixture obtained in the step 1 to obtain crude badger fat and fat residues; step 3, mixing the crude badger fat obtained in the step 2 with water, heating to boiling, then cooling, and obtaining an oleic acid intermediate by utilizing an oil-water separation technology; a pure physical method of low-temperature fractional crystallization and high-speed centrifugal separation is adopted to replace a traditional chemical alkali refining method, introduction of any chemical reagent in the production process is avoided, the risk of chemical residues is fundamentally eradicated, and the pure natural property and safety of a final product are guaranteed.

The present application relates to an antifungal microneedle patch and its preparation method and application, the antifungal microneedle patch includes backing layer and the needle head arranged on the surface of the backing layer;The needle head constitutes n×n array on the surface of the backing layer;The surface of the needle head includes fatty acid coating containing antibacterial drug;The inside of the needle head includes photosensitizer;The n is selected from integer.The antibacterial drug is lipophilic triazole antifungal drug.The fatty acid is selected from saturated fatty acid containing 6-12 carbon atoms.The present application innovatively combines antifungal drug itraconazole and photo-thermal agent / photosensitizer indocyanine green, loads in microneedle, can carry out painless minimally invasive local administration, through the antibacterial action, photo-thermal effect and photodynamic effect of antifungal drug released under the excitation of near-infrared light, realize the effective killing to fungi, and will not cause irreversible damage to normal tissue.

The invention discloses a preparation method of pure plant-based fat-reducing pattern-mounting single cream, which is characterized in that plant protein is modified through a double-enzyme synergistic effect of protein endonuclease and protein-glutaminase, and the plastic range of plant oil in a refrigeration environment is regulated and controlled by controlling the ratio of saturated fatty acid to unsaturated fatty acid; the special vegetable protein and the plastic grease are formed. The two components are core ingredients for preparing the pure plant-based single cream, the fat content can be controlled within 15%, the fat content is reduced by 20% compared with that of traditional single cream, and meanwhile the product still has excellent whipping performance and pattern mounting forming capacity. According to the product obtained by the method, fat reduction of high-fat food is realized, the original processing performance of the high-fat food is maintained, and the urgent demand of the market on healthy and functional single cream products can be met.

The present application relates to a kind of biodegradable hydraulic oil composition and its preparation method, it includes the following weight parts of component: biodegradable base oil 96.0-98.5 parts and composite detergent 1.5-2.5 parts;The base oil is the mixture of pentaerythritol tetraester and trimethylolpropane triester, fatty acid chain is C8-C10 saturated fatty acid, saturation ≥90%, 28 days biodegradability meets the determination of OECD 301B;The composite detergent includes: octylated diphenylamine 0.45-0.90 parts, 2,6-di-tert-butyl-4-methylphenol 0.10-0.25 parts, 2-ethylhexyl acidic phosphate and its ethanolamine salt 0.60-1.20 parts, dodecenyl succinic acid di (2-ethylhexyl ester) 0.15-0.35 parts, and the mass ratio of octylated diphenylamine and 2,6-di-tert-butyl-4-methylphenol is 1.5:1~4:1.

To provide a composition containing a novel ingredient that can bring about at least an acceptable level of sebum control in keratinous substances such as skin. [Solution] The present invention relates to a composition comprising (a) (i) at least one inorganic oxide, preferably a metal oxide, more preferably an alkaline earth metal oxide, and (ii) at least one fatty acid or a salt thereof, preferably a saturated fatty acid or a salt thereof, more preferably a metal salt of a saturated fatty acid, and (b) at least one second powder selected from particles containing silica and hydroxyapatite. The composition according to the present invention can provide at least an acceptable level of sebum control to keratinous substances such as skin.

The application discloses a kind of eluent and its preparation method and application, preparation method includes: adding potassium methoxide methanol solution to the trimethylolpropane in molten state, after stirring, vacuumizing, then droping glycidol monomer, after reaction, add methanol, dry, obtain hyperbranched polyglycerol ether;Add carbonyl imidazole to the N,N-dimethylformamide solution of saturated fatty acid, after stirring and mixing, drop to the N,N-dimethylformamide solution of hyperbranched polyglycerol ether, reaction is heated in nitrogen atmosphere, after reaction, the product is treated, obtain temperature-sensitive hyperbranched polyglycidol ether eluent.The eluent prepared in the application can greatly reduce the treatment cost of elution waste liquid while efficiently removing heavy metals.

The present invention addresses the problem of providing a foamable oil-in-water type emulsion that has a good shape-retaining property and melts well in the mouth. It was found that a foamable oil-in-water type emulsion that has good emulsion stability and a good shape-retaining property and that melts well in the mouth is obtained by using, for the oil phase of the foamable oil-in-water type emulsion, an oil / fat composition for a foamable oil-in-water type emulsion satisfying all of conditions (A)-(C). (A) The content of a 6-10C saturated fatty acid within the constituent fatty acid composition thereof is 0.3-30 mass%. (B) The content of a 12-14C saturated fatty acid within the constituent fatty acid composition thereof is 40-80 mass%. (C) The same is a transesterified oil / fat.

The invention discloses a hotpot condiment as well as a preparation method and application thereof. Belongs to the technical field of food processing. Comprising the following steps: pretreating raw materials; performing low-temperature stir-frying and boiling; and cooling and molding. The ratio of grease is optimized, and medicinal and edible raw materials are introduced, so that saturated fatty acid and greasy feeling are remarkably reduced, the eating problem of high-fat crowds is solved, and the conversion to'mild health maintenance 'is realized. The product is excellent in thermal stability, free of muddy soup, bitter and greasy after being boiled for a long time, and gentle in spicy taste. The instant boiling blocky design is adopted, secondary stir-frying is avoided, and operation is convenient and standardized. The food therapy effects of nourishing the stomach, cleansing grease and the like are fused, and spicy stimulation is relieved. The technology is mature, the quality is consistent, the color is natural, the cost structure is optimized, and popularization of high-quality health-preserving hotpots is promoted.

A low-oil-loss plastic fat which is low in saturated fatty acids, and a low-temperature preparation method therefor. The method comprises: dispersing OSA starch in an aqueous solution and stirring, to obtain an OSA starch aqueous solution; dispersing chitosan in an acetic acid aqueous solution and stirring, to obtain a chitosan solution; mixing the obtained OSA starch aqueous solution with the chitosan solution, adjusting the pH to 5.5-6.5 and stirring, to obtain an OSA starch-chitosan electrostatic complex; mixing and stirring the obtained OSA starch-chitosan electrostatic complex with soybean oil, to obtain an oil-in-water emulsion, then drying until the water is removed, to obtain a solid lipid; subjecting the obtained solid lipid to high-speed shearing, to form an oil gel. The oil gel can be applied in the food field.

Disclosed is a vegetable fat composition comprising different triglycerides with at least some of the triglycerides comprising C14-fatty acids. The vegetable fat composition is for use in bakery, dairy, or confectionary applications or in chocolate or chocolate-like coating, as well as a method of producing said vegetable fat composition. A vegetable fat composition as disclosed has some of the properties from cocoa butter substitute and some of the properties from cocoa butter replacer, combined in one product, in addition to being a cost effective vegetable fat composition.

DEPCT64 A humectant containing oil and other components for external use on the skin. In addition, a specific characteristic of this invention is that it contains an esterification product. Component A and component B, or the esterification product containing component A and component B. And the components C and the esterification products have a pH value of 0-160. Milligrams of KOH / gram and the mass ratio of fatty acid residues obtained from component B and fatty acid residues. Fats obtained from component C in fatty acid residues which make up the esterification products. Elements A, B, and C are equal to 99.9:0.1-45:55 elements. A: Polyhydric alcohols that are dipentaerythritol, erythritol, or sorbitan; B: Components. One or more fatty acids, or equal to two, selected from straight-chain saturated fatty acids with a certain number of carbon atoms. 6-10 atoms, C composition: 1 or more fatty acids, or equal to 2 types selected from fatty acids. Containing 6-28 carbon atoms (excluding element B). -----------------------------------------------------------

The present invention relates to a fat composition comprising at least 30 wt% of stearic acid (C18:0) and at least 45 wt% of saturated fatty acids (SAFA); and wherein the fat composition comprises 1.0 to 8.0 wt% of SSS triglycerides and at most 10.0 wt% of UUU triglycerides, and the weight ratio of S2U triglycerides to SSS triglycerides of the fat composition is 6.0 to 20.0 and the weight ratio of S2O triglycerides to S2L triglycerides is at most 30.0; wherein S is a saturated fatty acid, U is an unsaturated fatty acid, O is oleic acid and L is linoleic acid. The present invention further relates to a fat blend comprising the fat composition as hard stock, wherein the fat blend is further used in a water-in-oil emulsion product, such as a margarine or a spread.

To provide a non-tempering type chocolate for chilled food, hardly generating bloom and grain.SOLUTION: A non-tempering type chocolate for chilled food contains 7 mass% or more of cacao content, 3-15 mass% of cocoa butter, 30-65 mass% of oil and fat in the chocolate, and 3-30 mass% of cocoa butter in the oil and fat, and 65-95 mass% of an oil and fat composition A which satisfies the following conditions (a) to (i): (a) X3 is 15 mass% or less; (b) X2U is 5-70 mass%; (c) a mass ratio of XUX / X2U is 0.25-0.50; (d) a mass ratio of X2O / X2U is 0.70 or more; (e) XU2 is 35 mass% or less; (f) U3 is 10 mass% or less; (g) triglyceride bonded with one Z and triglyceride bonded with two Z are 70 mass% or less; (h) Y is 45-85 mass%; and (i) U is 15-55 mass%, X: 16-18C saturated fatty acid, U: 18C unsaturated fatty acid, O: oleic acid, Z: 8-14C saturated fatty acid, and Y: 8-18C saturated fatty acid.SELECTED DRAWING: None

The invention relates to the technical field of traditional Chinese medicines, and discloses a traditional Chinese medicine composition for reducing the content of cholesterol in blood and a preparation method and application thereof. The traditional Chinese medicine composition for reducing the cholesterol content in the blood is prepared from the following raw material medicines in parts by weight: 3-6 parts of black beans, 1-3 parts of vegetables and 0.1-0.3 part of walnuts. The vegetables are selected from spinach or a combination of asparagus and pumpkins; wherein the black beans are black-peel and yellow-kernel varieties, the anthocyanin content is more than or equal to 2.5 mg / g, and the total amount of soy isoflavone is more than or equal to 4.0 mg / g; the spinach is an overwintering variety, and the proportion of soluble dietary fibers is greater than or equal to 16%; according to the traditional Chinese medicine composition for reducing the content of cholesterol in blood, active ingredients such as anthocyanin, isoflavone, unsaturated fatty acid and the like of black beans are fully utilized and have a synergistic effect with dietary fibers and vitamins of specific vegetables, the activity of thermosensitive ingredients is reserved by optimizing a process, the blood cholesterol is effectively reduced, and the traditional Chinese medicine composition is safe, free of side effects, low in cost and suitable for industrial production. The traditional Chinese medicine composition is suitable for prevention or adjuvant treatment of hypercholesteremia and atherosclerosis.