70 results about "Fatty acid composition" patented technology

The disclosure encompasses genetically modified plants and methods for improving phosphorus redistribution and use efficiency. The genetically modified plants increase the expression of a nonspecific phospholipase C4 (NPC4) protein, enhancing phosphorus remobilization from old, senescing tissues to young, growing tissues and seeds. The genetic modification improves plant growth, increases seed and oil yield, and alters fatty acid composition. The genetically modified plants demonstrate enhanced phosphorus use efficiency under phosphorus-limited conditions, showing greater growth and yield improvements compared to wild-type plants. Specifically in camelina plants, the genetic modification increases seed yield, elevates oil content, and alters fatty acid composition of the oil under P-limited conditions.

The invention relates to the technical field of cheese, and provides a vegetable fat composition, vegetable cheese and a preparation method thereof, the vegetable fat composition comprises myristic acid and stearic acid in a mass ratio of (19-22): (2.5-4.5), and the melting point of the vegetable fat composition is 24.0-26.0 DEG C. The coconut oil is subjected to two-stage dry fractionation, coconut oil fractionation components obtained through separation are combined according to a certain proportion to form the coconut oil composition with specific fatty acid composition and a certain melting point range, and when the coconut oil composition is applied to preparation of the vegetable cheese, the taste problem of the existing vegetable cheese can be solved.

The invention discloses a method for efficiently preparing a fatty acid type anti-wear agent based on biodiesel, which comprises the following steps: freezing and crystallizing the raw material biodiesel, filtering, evaporating and dealcoholizing, carrying out enzyme hydrolysis, insulating and layering, and rectifying under reduced pressure to finally obtain the fatty acid type anti-wear agent. Wherein the fatty acid composition of the crude methyl ester can be directionally regulated and controlled through freezing crystallization and filtering processes; through the synergistic effect of enzyme hydrolysis reaction and high-vacuum rectification separation coupling, efficient production of the fatty acid anti-wear agent prepared from biodiesel is achieved, the production period is greatly shortened, and the product quality is improved. According to the technology disclosed by the invention, the high-quality fatty acid type anti-wear agent can be produced economically, greenly, efficiently and stably, and the acid value of the product is stabilized between 198-203mgKOH / g oil and meets the Q / SHCG 57-2017 standard. The method has the advantages of low raw material requirement, wide application range, high production efficiency, high product quality, reproducible and reusable catalyst and the like, and is suitable for industrial production.

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 application provides application of bacitracin or a composition of the bacitracin and oregano essential oil in improving meat quality of ruminants, and relates to the technical field of animal feed. The bacitracin is used as an active ingredient for preparing feed, and the addition amount of the bacitracin in the feed is 1.0-2.4 g / kg. The active ingredient also comprises oregano essential oil, and the mass ratio of the bacitracin to the oregano essential oil is 3.5-4.0:1. The bacitracin can be used for improving meat quality of ruminants for the first time, and when the bacitracin is used in combination with the oregano essential oil, synergistic effects can be produced in meat color, tenderness, fatty acid composition and formation of volatile flavor substances, muscle quality of different parts is improved, meat quality is effectively improved, the comprehensive commodity value of ruminant meat is greatly improved, and the bacitracin has a good popularization prospect.

A method for producing a transesterified oil / fat composition (excluding hard butter and oil / fat for puff pastry margarine), said method comprising a step for subjecting a starting material oil / fat that contains a triglyceride, which is composed of a C13-C15 fatty acid, and an oil / fat other than said triglyceride to transesterification to obtain a transesterified oil / fat composition, wherein the C13-C15 fatty acid constitutes at least 3 mass% but less than 100 mass% of the total fatty acids in the transesterified oil / fat composition.

The present application relates to a kind of fat powder for reducing weaning piglet dead rate and its preparation method and application, and the composite lipid in the preparation raw material of fat powder includes 1,3-di-oleic acid-2-palmitic acid triglyceride, 24 degrees palm oil, rice bran oil, coconut oil, linseed oil, caprylic triglyceride, capric acid triglyceride, alpha-lauric acid monoglyceride and tributyrin.The present application develops the fat acid composition close to pig milk fat structure, let piglet continue lactation period in weaning period to enable approach mainly with lipid, meet the compound energy demand of fast, medium and slow, avoid falling into energy potential difference;And the specific combination of medium and short chain fatty acids, both can improve the energy efficiency of weaning piglet, also have bacteriostatic disease characteristics, can improve the immunity of piglet, reduce the diarrhea rate.This composite lipid overcomes the problem such as piglet energy deficiency and indigestion caused by single raw material oil due to unsuitable lipid structure, can significantly reduce weaning stress, reduce the diarrhea rate and dead rate.

The present invention provides a biomass-derived polyester compound useful as a rubber material or an adhesive material, the compound including a multiple bond in the molecule. By synthesizing an ester compound composed of a hydroxycinnamic acid and a fatty acid, and carrying out polycondensation reaction using the ester compound as a monomer, a polyester compound containing cinnamic acid and a ricinoleic acid derivative that are alternately linked to each other can be efficiently obtained. For example, an ester compound of General Formula (1) is produced. (In the formula, the substituents R1 and R2 each represent a hydrogen atom or a methoxy group; the substituent R3 represents an alkyl group or an alkenyl group; and n represents an integer of 10 to 100).

The application provides a feed additive containing mulberry leaves and a preparation method and application thereof, and belongs to the technical field of feed additives.The feed additive contains the following raw materials in parts by weight: fresh mulberry leaves 50-70 parts, corn flour 5-15 parts, molasses 1-2 parts, rapeseed cake 2-4 parts, wheat bran 15-25 parts and fermentation agent 0.1-0.5 parts.The application can significantly improve the body antioxidant function and immune level of fattening pigs, improve the fatty acid composition of pork, increase the content of unsaturated fatty acids, oleic acid and iron elements, reduce the total amount of saturated fat and muscle bitter amino acids, and improve the pork quality and nutritional value.

The application discloses a detection method for separating diglyceride in vegetable oil and qualitative analysis of the diglyceride, and the diglyceride in the vegetable oil is dissolved by using n-hexane to obtain a sample for standby; different proportion eluent is used to wash and elute a solid phase extraction column, and eluent is collected and dried for standby to obtain eluate; the eluate is analyzed and quantified by using a thin layer chromatography and gas chromatography, and finally, the eluate is finely qualitatively analyzed by using a triple quadrupole; the separation method is simple, the separation of the diglyceride in the vegetable oil can be realized by using two extraction cartridges, the test steps are simplified, the separation purity is high, the cost and time are reduced; finally, qualitative analysis is performed by using GC-MS, the analysis time is short, the specific fatty acid composition in the diglyceride is more finely analyzed, and the qualitative analysis detection of food nutrition and the guidance of related food production are facilitated.

The present specification relates to a composition which comprises a ceramide or a pseudo-ceramide and a lipid complex including a fatty acid, and thus forms a stable formulation and relieves skin irritation. According to the present disclosure, the composition comprises a lipid complex having a structure similar to that of the stratum corneum, and thus can exhibit an excellent skin irritation relief effect when applied to sensitive skin.

A fat formulation can include triacylglycerides that can be made of glycerol esterified with straight-chain saturated fatty acids, where a solid fat content as a function of temperature of the triacylglycerides differs from a solid fat content of butterfat by at most 0.1 at any temperature between 0° C. and 40° C. A fat formulation can include triglycerides that include straight-chain, saturated fatty acids selected from a distribution of fatty acids with between 4 and 24 carbon atoms, where the distribution comprises a non-monotonic change in relative fatty acid content between the fatty acids with between 4 and 24 carbon atoms.

This disclosure relates to the field of renewable oil compositions and to the use of renewable oil compositions for production of hydrocarbon compositions, which can be used for traffic fuels and other solutions. An exemplary composition contains free fatty acids and triglycerides, in a concentration of free fatty acids from 15 wt-% to 80 wt-% and a remainder being predominantly triglycerides. A method for producing hydrocarbons from a renewable oil feedstock, in which the feedstock which contains free fatty acids from 15 wt-% to 80 wt-%, and a remainder being predominantly triglycerides, is subjected to a pretreatment process followed by a hydrotreatment process for obtaining hydrocarbons.

The invention provides crypthecodinium cohnii and application thereof and belongs to the technical field of microorganisms, the preservation number of the crypthecodinium cohnii is CGMCC No.46452, the crypthecodinium cohnii is classified and named as crypthecodinium cohnii, and the crypthecodinium cohnii is preserved in the China General Microbiological Culture Collection Center on May 22, 2025. The crypthecodinium cohnii strain has the advantages that the growth speed is high, the yield of the crypthecodinium cohnii strain is high, and the yield of the crypthecodinium cohnii strain is high; the strain has the advantages of simple fatty acid composition, high DHA content and good DHA production capacity, and can be normally fermented on a low-salt and low-chlorine culture medium, and the maximum biomass obtained after fermentation is 127.12 g / L, and the grease content is 50.08%.

The invention belongs to the technical field of peanut cultivation and quality regulation and control. The invention provides a regulation and control method for improving the quality of peanut seeds. The regulation and control method comprises the steps of basal application treatment, regulation and control treatment in a flowering needle stage and strengthening treatment in a pod bearing stage. By implementing targeted nutrition regulation measures in different growth stages of peanuts, the synergistic effect of soil environment improvement and foliar nutrition supplement is achieved, so that accumulation of sugar and grease in seed kernels is promoted, fatty acid composition is optimized, the oil content and the protein content of the seed kernels are increased, and the yield of peanuts is increased. And finally, comprehensive improvement of flavor quality, grease quality and nutritional quality of the peanut seed kernels is realized.

The invention discloses a triploid rainbow trout juvenile fish feed and application thereof. The formula of the feed comprises 300.0 g / kg of fish meal, 120.0 g / kg of krill meal, 100.0 g / kg of soybean meal, 80.0 g / kg of soybean protein concentrate, 80.0 g / kg of corn protein, 20.0 g / kg of wheat bran powder, 165.4 g / kg of wheat flour and a mixture of different proportions of fish oil and dephenolized cottonseed oil, the proportion of the dephenolized cottonseed oil replacing the fish oil in the mixture is 25%-100%, and 10.0 g / kg of premix, 0.2 g / kg of astaxanthin, 3.0 g / kg of choline chloride, 1.0 g / kg of EDTA, 0.3 g / kg of betaine and 0.1 g / kg of calcium propionate are added. The feed disclosed by the invention is applied to culture of juvenile triploid rainbow trout, and can be used for remarkably regulating fatty acid composition of a fish body, improving muscle texture and enhancing oxidation resistance and heat stress resistance of the liver on the premise of not influencing growth performance, so that dependence on fish oil is reduced, and green, efficient and sustainable development of aquaculture is promoted.

This invention relates to the use of fatty acid compositions as additives in fuel compositions having good lubricity properties and storage stability, especially for fuel compositions comprising alcohols with optionally water, and notably fuel compositions for compression-ignition internal combustion engines, in addition to associated methods and uses in relation to producing fuel compositions, operating an internal combustion engine, and / or concerning improved lubricity and / or storage stability.

The present application relates to the technical field of feed additive, in particular to a feed fatty acid composition and its application in broiler production. The feed fatty acid composition comprises short-chain fatty acids and / or derivatives thereof, medium-chain fatty acids and / or derivatives thereof, and long-chain fatty acids and / or derivatives thereof; wherein the derivatives are one or more selected from salt, ester and amide; and the mass ratio of the short-chain fatty acids, the medium-chain fatty acids and the long-chain fatty acids is (7-12):(3-8):(80-90) based on the mass of the fatty acids. The feed fatty acid composition realizes the balance of short-chain, medium-chain and long-chain fatty acids, the balance of saturated and unsaturated fatty acids, and the balance of omega-3 and omega-6 fatty acids according to the characteristics of broilers, can significantly reduce the feed-meat ratio, promote the weight gain of broilers, improve the meat quality, and improve the lipid metabolism, and has a good application prospect in the field of feed additive and feed development for broilers.

There is provided a vegetable-based lipid composition comprising high levels of at least three different long-chain polyunsaturated fatty acids (typically as fatty acid esters). The compositions typically contain DHA as the principal long-chain polyunsaturated fatty acid. The composition is obtainable from a single source by conventional processing methods, and has improved stability properties.

The invention discloses an extraction method of Brassica rapa seed oil, and belongs to the technical field of compound extraction. According to the method, green solvent dimethyl ether (DME) is combined with a response surface method to optimize process parameters (pressure, temperature and time) for extracting the turnip seed oil, fatty acid composition of the obtained turnip seed oil is analyzed through gas chromatography, and saponified matter of the turnip seed oil is prepared and used for follow-up activity and functional evaluation. After optimization, under the conditions that the extraction pressure is 6 MPa, the extraction temperature is 47 DEG C and the extraction time is 83 min, the DME extraction rate (31.72%) of the method is higher than that (30.94%) of Soxhlet extraction of a traditional extraction method. More importantly, rare unsaturated fatty acids such as nervonic acid and the like are effectively retained by lower extraction temperature, and 21 fatty acids are identified by component analysis. The unique fatty acid composition guaranteed by an optimized process is directly associated with the remarkable biological activity of the fatty acid composition. Core advantages of the method in turnip seed oil extraction are proved, and scientific basis and technical support are provided for industrialization of turnip seed oil in the field of cosmetics.

A refrigeration lubricant includes a dipentaerythritol ester which is formed by subjecting a dipentaerythritol and a fatty acid composition to an esterification reaction. The fatty acid composition includes a fatty acid mixture and a C9 branched chain fatty acid. The fatty acid mixture includes at least two straight chain fatty acids selected from the group consisting of a C7 straight chain fatty acid, a C8 straight chain fatty acid, a C9 straight chain fatty acid, and a C10 straight chain fatty acid. A working fluid including a refrigerant and the refrigeration lubricant is also provided.

The application belongs to the technical field of biological medicine, and particularly relates to a medium-chain fatty acid composition for improving immunity of calves and a preparation method thereof. The medium-chain fatty acid composition for improving immunity of calves according to the application comprises, in terms of weight fractions, 20-30 parts of lactose, 5-10 parts of medium-chain fatty acid, 1-3 parts of mangiferin derivative, 0.5-2 parts of wedelolactone and 0.2-1 part of vitamin C. The mangiferin derivative according to the application can relieve local inflammatory reaction of the intestinal tract, repair the intestinal mucosal barrier damaged by stress, and enhance the non-specific immune capacity of the body. The wedelolactone according to the application forms a double synergy with the lactose and the medium-chain fatty acid, greatly improves the utilization efficiency of energy and nutrients, and thus promotes the growth and development of the calf. In addition, the wedelolactone can also synergize with the mangiferin derivative, maintains the intestinal health of the calf in the early weaning period, and significantly weakens the weaning stress impact.

The application discloses a paeonia lactiflora PlDGAT2 gene and application thereof in increasing total fatty acid content and / or regulating fatty acid composition in plant seeds, and belongs to the technical field of plant biotechnology, wherein the nucleotide sequence of the paeonia lactiflora PlDGAT2 gene is shown as SEQ ID NO. 1. The paeonia lactiflora PlDGAT2 gene can increase the total fatty acid content in the plant seeds after being introduced into the plant seeds, and meanwhile, the proportion of each component of the fatty acid is changed. The application provides a new idea for creating germplasm with strong ability of regulating fatty acid accumulation in plant seeds.

The invention belongs to the technical field of formula foods for special medical purposes, and particularly relates to a total nutrient formula food with a low glycemic index and a preparation method thereof. The food is prepared from the following raw materials: 50 to 250 parts of concentrated whey protein powder, 40 to 150 parts of soybean protein isolate, 200 to 450 parts of fat powder, 150 to 300 parts of maltodextrin, 150 to 280 parts of cassava dextrin and 10 to 100 parts of resistant dextrin. The weight part ratio of the concentrated whey protein powder to the soybean protein isolate is (1-5): (0.8-1). According to the full-nutrition formula food with the low glycemic index, maltodextrin, cassava dextrin and resistant dextrin are specifically compounded, fructose with potential risk is abandoned, the GI value of the product is reduced to 55 or below, it is ensured that the energy supply ratio of protein, fat and carbohydrate and fatty acid composition meet the requirements of a specific dietary guide, and the low glycemic index is obtained. Unification of stable blood sugar control and comprehensive nutrition supply is realized.

The present disclosure provides compositions and methods useful for delivering and encapsulating active agents. The compositions can comprise a polymer and a medium chain triglyceride (MCT) that comprises fatty acids having 6 to 12 carbon atoms. The compositions can encapsulate active agents including an antibacterial, a color compound, a fragrance compound, an active pharmaceutical ingredient (API), an over-the-counter (OTC) ingredient, an antioxidant, a flavinoid, an essential oil, or a combination thereof. In particular, the compositions can encapsulate essential oils. These compositions provide for the gradual and controlled release of active agents, particularly essential oils and can be used in a variety of topical products including insect repellents.

The present disclosure provides compositions and methods useful for delivering and encapsulating active agents. The compositions can comprise a polymer and a medium chain triglyceride (MCT) that comprises fatty acids having 6 to 12 carbon atoms. The compositions can encapsulate active agents including an antibacterial, a color compound, a fragrance compound, an active pharmaceutical ingredient (API), an over-the-counter (OTC) ingredient, an antioxidant, a flavinoid, an essential oil, or a combination thereof. In particular, the compositions can encapsulate essential oils. These compositions provide for the gradual and controlled release of active agents, particularly essential oils and can be used in a variety of topical products including insect repellents.

The present invention belongs to the field of biotechnology. Disclosed are a gene for modulating the oil accumulation in plants, and the use thereof. Disclosed is a biological material capable of modulating oil synthesis and accumulation in plants. The biological material comprises an RFS1 gene and an RFS1 protein, wherein the RFS1 gene has a nucleotide sequence as shown in SEQ ID NO. 2. It is verified that the RFS1 gene and a protein encoded thereby modulate the oil accumulation in plants by means of affecting de novo synthesis of fatty acids. Compared with a wild type, an RFS1 gene mutant exhibits a significantly increased fatty acid synthase activity, an increased fatty acid synthesis rate, an increased total fatty acid content, and changes in fatty acid composition. The ability of the mutant to modulate fatty acid content is comparable to that of the CTI1 gene that has been published in articles and authorized in patents.

A wax composition is disclosed, comprising a hydrogenated natural oil with (i) at least about 50 wt % of a triacylglycerol component having a fatty acid composition from about 14 to about 25 wt % C16:0 fatty acid, about 45 to about 60 wt % C18:1 fatty acid and about 20 to about 30 wt % C18:0 fatty acid, (ii) a nickel content of less than 1 ppm, and (iii) a melt point of about 49° C. to about 57° C. The hydrogenated natural oil is filtered and / or bleached to obtain a nickel content of less than 0.5 ppm. A candle is also disclosed, comprising a wick and the above described wax.

Provided is a functional edible oil (FEO), a preparation method therefor and use thereof. The FEO is prepared by ternary transesterification of medium-chain triglycerides (MCTs), oils rich in linoleic acid, and oils rich in linolenic acid. The fatty acid composition and distribution of the FEO were determined and optimized via comparative analysis of indexes such as melting point, and effect of improving glucose and lipid metabolism as determined by animal tests. The FEO has a mass ratio of 2.3 to 4.0 for medium chain fatty acids (MCFAs) in MCTs to long chain fatty acids (LCFAs) in the oils rich in linoleic acid, and oils rich in linolenic acid and a mass ratio of 0.5 to 1.0 for linoleic acid to linolenic acid in the LCFAs, by mass of fatty acids. The FEO is added to food products at ≥18.00%.