96 results about "Tributyrin" patented technology

The invention provides an additive for balancing the gastrointestinal health of animals, which is prepared by absorbing 3 to 15 percent of tributyrin, 21.5 to 52.5 percent of lactic acid and 3.5 to 7.5 percent of formic acid with special carrier white black carbon by grade and layer respectively and then combining the mixture with 1 to 10 percent of glutamine. The additive has the effects of controlling diarrhea and accelerating restoration of injured intestinal tract, and starting from a philosophy of balancing the relationship between the gastropore and the intestinal tract, saving resources, reducing environment loads and improving quality of livestock products, a comprehensive gastrointestinal health management scheme is provided.

The invention discloses a fiber-derived compound additive for pigs and a preparation method of the additive, and relates to the field of animal feed. The method takes tributyrin, rice hull powder, corncob, calcium acetate, sodium propionate, stearic acid and glyceride as raw materials, and comprises the steps of firstly preparing fatty acid particles coated by microencapsulations; after that, evenly mixing betaine, wheat bran, oat bran, psyllium, inulin, pectin, guar gum, sodium alginate and Arabic gum step by step, and adding the fatty acid particles coated by microencapsulations into the mixture; finally, adding corn starch, and evenly mixing to obtain the fiber-derived compound additive for the pigs. After the fiber-derived compound additive for the pigs is adopted, the development and health of intestinal tracts of piglets are effectively promoted, the reproductive performance of the pigs is improved, the health condition of the animal organism is improved, and the incidence rate of diseases can be reduced.

The invention provides a method for preparing tributyrin. The method comprises the following steps: reacting glycerinum with butyryl chloride by taking organic alkali as a acid-binding agent, thereby obtaining a mixture containing tributyrin, wherein the mole ratio of the three materials, namely, glycerinum, butyryl chloride and organic alkali, is 1:(3-3.3):3.3. The method further comprises the following steps: extracting a mixture containing tributyrin by using water, collecting an organic phase, and performing reduction vaporization to remove a solvent in the organic phase, thereby obtaining tributyrin. In the method, the mole ratio of butyryl chloride to glycerinum is kept at (3-3.3):1 during reaction, and massive over amount is not needed. In addition, after the reaction is completed, residual trace butyryl chloride can be hydrated into butyric acid and hydrochloric acid in the following water washing process and can be carried away by a water phase together with residual glycerinum, thus a purpose that butyryl chloride is separated from a target object is achieved.

The invention discloses a creep feed capable of enhancing immunity of piglets and a preparation method thereof. The creep feed comprises the following components in parts by weight: 20 to 40 parts ofcorn, 5 to 15 parts of puffed corn; 5 to 15 parts of whey powder; 5 to 10 parts of puffed soybeans; 5 to 15 parts of soybean meal, 1 to 5 parts of fermented soybean meal; 5 to 10 parts of skim milk powder; 1 to 5 parts of sucrose, 1 to 5 parts of fish meal, 0.5 to 2 parts of soybean oil, 0.1 to 0.2 part of tributyrin; 1 to 1.5 parts of an organic compound acidifier; 0.5 to 1.0 part of an organic mineral substance premixing agent; 0.02 to 0.05 part of a vitamin premix; 0.05 to 0.2 part of a compound enzyme preparation; 0.1 to 0.2 part of a composite micro-ecological preparation; 0.1 to 0.5 partof oligosaccharide, 0.01 to 0.05 part of plant essential oil, 0.1 to 0.8 part of stone powder, 0.6 to 1.5 parts of calcium hydrophosphate, 0.1 to 0.4 part of table salt, 0.6 to 1.5 parts of compoundamino acid, 0.05 to 0.3 part of choline chloride and 0.03 to 0.08 part of a mildew preventive; the cfeed can promote ingestion of the piglets, guarantee normal physiological functions of organisms, promote development of immune organs, improve immunity of the piglets, enhance disease resistance and reduce diarrhea of the weaned piglets.

The invention discloses a tributyrin solid granular preparation. Liquid tributyrin is absorbed or bonded on the surface or in pores of a granular white carbon black silica gel. The preparation disclosed by the invention realizes solid granular treatment of the liquid tributyrin, increases stability and bioactivity of tributyrin, and enables tributyrin to have a controlled sustained release effect in animal intestines.

The invention discloses liquid feed capable of improving the immunologic function and antioxidative function of live pigs and a preparation method thereof. According to the liquid feed, wheat middling is taken as a main raw material and cooperates with tomato meal, broccoli residues, red beans, iron glycine, a lotus leaf fermentation substance and the like, therefore, the immunologic function of the live pigs can be improved, the ill getting rate is decreased, growth and weight gain of the pigs are accelerated, the oxidation resistance of the pigs is enhanced, and the nutrition and mouthfeel of port are improved; the wheat middling can replace usage of the raw materials such as soybean meal and corn, and therefore the feed cost is reduced; lily seeds, green plum pulp and dendrobe flowers are cooperatively used, therefore, the growth mechanism of the pigs can be improved, and growth and development can be promoted; tributyrin, alanyl glutamine dipeptide and calcium propionate are cooperatively used, therefore, the palatability of the feed can be improved, and the nutritional value of the feed can be increased.

The invention discloses a trifloxystrobin synthesizing method, and relates to the preparation of trifloxystrobin in organic chemicals. The trifloxystrobin synthesizing method comprises the following steps of using hydroxy methyl phenylacetic acid lactone as raw material to react with TBN (tributyrin), absolute methanol and sodium methoxide to obtain (E)-3-keto-4-(isonitroso)isochroman; using the (E)-3-keto-4-(isonitroso)isochroman to react with acetone and potassium carbonate, and dropwise adding the acetone solution of dimethyl sulfate after a large amount of bright yellow solids occurs, so as to obtain (E)-3-keto-4-(methoxyimino)isochroman; dissolving the obtained (E)-3-ketone-4-(methoxyimino)isochroman by methanol, and dropwise adding thionyl chloride under the low-temperature condition to prepare (E)-2-chlororated methyl-alpha-methoxyimino methyl phenylacetate; after the catalysis of 3-(trifluoromethyl)acetophenone and hydroxylamine hydrochloride, using absolute ethyl alcohol and as solvent to obtain light earthy yellow solid (E)-3-(trifluoromethyl)acetophenone oxime; enabling the (E)-2-bromomethyl-alpha-methoxyimino methyl phenylacetate and the (E)- 3-(trifluoromethyl)acetophenone oxime to react in a DMF (dimethyl formamide) solution of the potassium hydroxide, so as to obtain the white solid of trifloxystrobin.

The invention relates to a formula feed for mixedly breeding shrimps and a preparation method thereof. In the formula, fermented soybean meal is used, and anti-nutritional factors contained in soybean meal vegetable protein are effectively decreased; the advantage of improving palatability is achieved, and nutrient digestion and absorption and intestinal health are improved; by adding wall-broken yeast powder, the shrimp immunity can be improved, and bacteriotoxin, aflatoxin, vomitoxin and the like in the feed can be adsorbed; by adding the raw materials such as fish meal, domestic fish meal, shrimp meal, the fermented soybean meal and squid liver paste, nutrition arrangement is reasonable, the attractant effect is good, the absorption and utilization rate of the feed is effectively increased, and the feed safety is effectively improved; by adding tributyrin, epithelial cells of the shrimp intestines can be repaired, the intestinal health is maintained, and occurrence of enteritis is reduced; by adding bile acid and an agent beneficial for the liver and the gall, the shrimp liver health is effectively guaranteed, and the shrimp constitution is improved.

Belonging to the technical field of grease microcapsulation, the invention discloses a tributyrin microcapsule with maltodextrin and cyclodextrin as the wall material. The preparation process includes: adding maltodextrin and cyclodextrin into distilled water, conducting water bath heating at 50-80DEG C, and mixing the substances evenly, then adding tributyrin and an emulsifying agent, and fully stirring the substances evenly; and carrying out shearing, homogenizing and spray drying on the obtained mixture so as obtain a tributyrin microcapsule powder product. The method adopted by the invention has the characteristics of simple process and convenient operation. The prepared tributyrin microcapsule powder has the characteristics of small peculiar smell, and good stability and solubility, obviously improves the defects of peculiar smell, insolubility in water, poor fluidity and the like in tributyrin, and expands the application of tributyrin.

The invention discloses a method for clathrating tributyrin by an enzyme method, and belongs to the technical field of grease microencapsulation. According to the method, cyclodextrin synthesized by the enzyme method and tributyrin clathrated by cyclodextrin are combined. The method comprises the step of preparing the cyclodextrin by the enzyme method using CGT enzymes; the tributyrin is added inthe preparation process; after the reaction, Tween is added; and homogenizing and spray drying are performed. The effect of the finally obtained tributyrin powder is much better than the single cyclodextrin clathration effect. The method provided by the invention has the advantages that the process is simple; the cost is low; the operation is convenient; non-toxic harmless and pollution-free effects are achieved in the reaction process; no toxic reagent is remained; the clathration effect is obvious; and the better utilization of a nutritive additive of the tributyrin in the practical production is facilitated.

The invention relates to a preparation method of low-calorie functional fat, belonging to the research field of functional lipid. The method comprises the following steps: tributyrin and methyl stearate are used as raw materials and 1,3-specific Lipozyme RMIM is used as catalyst to perform ester exchange reaction under the conditions of reduced pressure, heating and rotating, cooling, dissolving and centrifuging are performed after some time to remove enzyme, and rotary steaming is performed to obtain the low-calorie functional fat. The conversion rate of methyl stearate in the reaction product, the content of low-calorie functional fat (SSL and LLS) and the content of the unexpected product glycol tristearate are used as indexes and the factors such as reaction time, substrate molar ratio, the additive amount of enzyme and reaction temperature are optimized to determine the preparation technology. The method lays foundations for the regulations of the short carbon chains and long-carbon-chain fatty acid of triglyceride and the construction of the low-calorie functional fat processing technology which can meet different demands on processability.

The invention provides a formula and a production process of a compound feed, wherein the components of the formula comprise the following components in parts by weight: 20-40 parts of corn, 10-15 parts of puffed corn, 10-15 parts of whey powder, 6-10 parts of puffed beans, 7-15 parts of bean meal, 1-4 parts of fermented bean meal, 2-5 parts of skim milk powder, 3-5 parts of whole milk powder, 1-3parts of sucrose, 1-3 parts of fish meal, 0.5-1.5 parts of bean oil, 0.05-0.1 part of tributyrin, 0.5-1.0 part of an organic mineral substance premixing agent, 0.02-0.05 part of a vitamin premix, 0.05-0.2 part of a compound enzyme preparation, 0.3-0.8 part of stone powder, 0.6-1.5 parts of calcium hydrogen phosphate, 0.1-0.4 part of edible salt, 0.04-1.2 parts of lysine, 0.01-0.3 part of methionine, 0.01-0.3 part of threonine, 0.01-0.3 part of tryptophan, 0.01-0.3 part of phytase, 0.03-0.08 part of a mildew-proof agent, 0.1-0.5 part of chitosan oligosaccharide and 1-3 parts of plant essentialoil. According to the invention, the compound feed does not use any antibiotics, does not have the problem of antibiotic residues, is environmentally friendly, improves the intestinal tract resistance of piglets, is balanced in nutrition, can generate good economic effect, and is beneficial to popularization.

The invention belongs to the technical field of fine chemical synthesis, and particularly relates to a green synthesis method for tributyrin for a high-content feed. According to the method, a super strong acid catalyst is utilized; with nitrogen as a protecting agent and water-carrying agent, the tributyrin is obtained through rectification and reduced pressure distillation; the purity reaches 95% or over; the moisture content is smaller than 100ppm; the super strong acid catalyst can be simply filtered and separated from a product, and does not need alkali washing, washing and drying processes; no wastewater and waste solid are generated; the catalyst can be repeatedly used; the water solution of which the butyric acid content is smaller than or equal to 20% obtained by distillation in the reaction process can be applied to synthesis of a feed additive sodium butyrate; and no less than 80% of butyric acid can be recycled by reduced pressure distillation to return to first-step synthesis.

The invention discloses a composite additive for preventing prawn intestinal injury under the condition of low-fish-meal and high-soybean-meal feed and a preparation method of the composite additive and belongs to the technical field of aquatic feed additives. The composite additive comprises components in parts by mass as follows: 25-30 parts of fructooligosaccharide, 5-10 parts of tributyrin, 15-25 parts of glutamine dipeptide, 10-20 parts of white carbon black and 15-45 parts of defatted rice bran. The invention further discloses the preparation method of the composite additive for preventing the prawn intestinal injury under the condition of the low-fish-meal and high-soybean-meal feed. The composite additive can control breeding of pathogenic bacteria of prawn intestinal tracts under the condition of the low-fish-meal and high-soybean-meal feed, adjusts balance of intestinal flora, repair intestinal mucosa and maintain health of the intestinal mucosa. Besides, the activity of digestive enzyme of the intestinal tracts can be improved, the immune function is activated, and the prawn growth performance and the feed utilization efficiency are improved.

The invention provides an oplegnathus punctatus multi-functional composite feed and a preparation method thereof. The multi-functional composite feed comprises 25-30 parts of fish meal, 10-15 parts ofbroad bean powder, 10-20 parts of dextrin, 10-15 parts of cellulose, 2-3 parts of fish oil, 0.5-1 part of soybean lecithin, 1-2 parts of a mineral mixture, 0.3-0.5 part of a vitamin mixture, 0.1-0.2part of choline chloride, 0.1-0.5 part of calcium dihydrogen phosphate, 0.01-0.05 part of a tributyrin mixture and 0.01-0.03 part of a compound enzyme preparation, wherein the tributyrin mixture comprises 1-2 parts of butyrin, 1-3 parts of dibutyrin, 3-5 parts of tributyrin, 1-2 parts of vitamin C-phosphate ester and 1-3 parts of mannan oligosaccharides. The multi-functional feed can strengthen the immunomodulation of intestines of fish, can increase the growth speed, and can improve the growing performance, so that the fish muscle is tight in grains, and the fish is elastic and good in chewiness.

The invention discloses a micropterus salmoides low-fish-meal-content compound feed capable of improving the intestinal health The micropterus salmoides low-fish-meal-content compound feed is formed by the following components in percentage by weight: 12-15% of fish meal, 5-12% of soybean protein concentrate, 10-20% of fermented soybean meal, 8-10% of enzymolysis soybean meal, 5-10% of chicken meal, 5-7% of corn protein powder, 5-8% of meat and bone meal, 8-12.38% of high gluten flour, 1-5% of fish oil, 3-7% of soybean oil, 0.2-1.0% of soybean lecithin, 0.2-1.0% of choline chloride, 0.5-1.0% of vitamin premix, 0.5-1.0% of mineral premix, 0.5 to 1.0 percent of calcium dihydrogen phosphate, 0.1 to 0.5 percent of L-lysine, 0.1 to 0.5 percent of L-methionine, 0.2 to 0.5 percent of taurine, 0.25 to 1.0 percent of tributyrin and 0.02 to 0.5 percent of alpha-ketoglutarate. The invention further provides a preparation method of the micropterus salmoides low-fish-meal-content compound feed. According to the invention, 70% of fish meal in an existing micropterus salmoides feed formula can be effectively replaced; the feed cost is remarkably reduced; and the growth performance of micropterus salmoides is fully guaranteed due to the fact that the intestinal health degree and the immune barrier function of micropterus salmoides are improved.

The invention discloses a heat stress resistant yellow feather broiler feed, and belongs to the technical filed of poultry feeds. The feed contains plant extract products (comprising a perilla seed extract product and a Gleditsia sinensis extract product which are based on saponin), contains tributyrin mainly used for maintaining the broiler intestinal tract health closely related with the feed intake and the growth performances, and also contains natural anhydrous betaine used for alleviating the heat stress of broilers. A lot of researches prove that betaine can alleviate the heat stress of the broilers, synthetic betaine contains a large content of trimethylamine and chloride ions, and has negative influences on animals, and natural betaine is an effective component extracted from beet, and contains no trimethylamine or water to prevent caking. The broilers fed with the broiler feed under summer heat stress conditions are in good healthy state, and have high feed intake and excellent growth performances.

The invention discloses an antibiotic-free child-care concentrated feed favorable for improvement of diarrhoea of child-care piggies. The antibiotic-free child-care concentrated feed comprises the rawmaterials of permeate high protein powder, soybean oil, puffed dehulled soybean meal, puffed soybeans, super steam fish meal, stone powder, calcium hydrogen phosphate, sodium chloride, a vitamin premix for piggies, a trace lemenent premix for piggies, choline chloride, arginine, lysine, methionine, antibacterial peptide, lysozyme, an acidulant, tannin, plant soot, tributyrin, coated sodium butyrate, prebiotics, probiotics, acidic protease, mannase, phytase, a mildewproof agent, an antioxidant and flour. The antibiotic-free child-care concentrated feed solves the problems that the child-care piggies are insufficient in immune function, weak in disease resistance, insufficient in secreted digestive enzymes, imperfect in development of digestive tracts, poor in absorptive capacity, easy to cause diarrhoea, slow in growth and the like, and protein raw materials which can cause risks for virus diseases of piggies and are biologically homologous with the piggies, are not used, so that the daily weight gain of the piggies can be increased, and the diarrhoea rate can be reduced.

The invention relates to a preparation method for low-calorie structure lipid containing conjugated linoleic acid and application; the preparation method comprises the following steps: mixing tributyrin with conjugated linoleic acid or ethyl ester thereof to obtain the first mixture; performing contact between the first mixture and the lipase, at certain reaction temperature, vacuum degree and blending condition, performing the reaction for a period of time, and taking the percent conversion of the tributyrin as the index to obtain the second mixture; removing lipase in the reactant, distilling and recovering conjugated linoleic acid or ethyl ester thereof in the second mixture and obtaining the structure lipid containing conjugated linoleic acid. The product prepared by the preparation method is the structure lipid having low-calorie and related function of conjugated linoleic acid.

The invention discloses a pet beverage containing functional fatty acids and a preparation method of the pet beverage. Each 500ml of the pet beverage containing functional fatty acids comprises the following raw materials components of 1-10g of medium chain triglyceride, 1-10g of concentrated linolein, 0.1-1g of glycerol monolaurate, 0.2-2g of tributyrin, 0.1-1g of a composite emulsifying agent, 2-20g of a carrier and 0.005-0.05g of a composite antioxidant. The pet beverage containing functional fatty acids is used for balanced supplementing of fatty acids in bodies of pets, can effectively reduce cholesterol level in the bodies of the pets, and solves the problems that a conventional pet beverage is single in functions and poor in balance of nutrients. The preparation method of the pet beverage containing functional fatty acids adopts a microcapsule packing technique, so that the functional fatty acids are coated with the carrier, the stability and the solubility of the functional fatty acids in the pet beverage can be greatly improved, and efficient absorption of nutrient substances in the pet beverage by pets can be facilitated.

The invention discloses a preparation method of tributyrin. The method comprises the following steps: adding tributyric acid and glycerin according to a mol ratio being 3:(0.8-1) in order, stirring the materials, gradually increasing the reaction temperature to 100-110 DEG C, adding an acidic ion-type liquid catalyst accounting for 1-5% of total mass of tributyric acid and glycerin, and reacting the materials for 2-8 h to obtain the tributyrin product with a conversion rate being 70-90%. Compared with the traditional catalyst, the catalyst prepared by tributyric acid and glycerin has higher selectivity, the esterified tributyrin is easily separated from a reaction system, the separated ionic liquid can be continuously used, and the catalytic activity can be kept better. The preparation method has the advantages of simple process, low production cost, and convenient operation, can rapidly prepare the tributyrin product, and is suitable for industrial large-scale production.

The invention discloses a method for preparing tributyrin by utilizing a PVC (Polyvinyl Chloride) reisn-supported heteropolyacid catalyst. The method comprises the following steps of (a) pre-mixing glycerinum, butyric acid and a water-carrying agent, preheating, then feeding in a reaction column filled with the catalyst for carrying out esterification reaction, wherein the esterification reaction temperature is controlled to be 120 to 160 DEG C, the reaction time is 18 to 25h, the catalyst is the macroporous PVC reisn-supported heteropolyacid catalyst, and heteropoly acid is at least one of phosphotungstic acid and silicotungstic acid; (b) after finishing esterification reaction, utilizing vacuum distillation for removing the butyric acid, and then adopting organic alkali as an acid-binding agent for absorbing residual butyric acid; (c) then adopting activated carbon for decoloring and deodorizing, and refining to obtain a tributyrin finished product. Through the manner, the method provided by the invention is not only high in catalytic activity, good in selectivity and good in recycling, but also environmental-friendly, the production efficiency is greatly improved, and the discharge of the three wastes is reduced.

The invention discloses an oeogel composition containing tributyrin and phospholipid, relates to solidification of tributyrin, and belongs to the field of an animal feed additive. The composition is prepared from the following components in parts by weight: 10-70 parts of tributyrin, 0-60 parts of edible oil, 5-20 parts of phospholipid, 5-60 parts of glycerol monostearate, 1-30 parts of edible wax, and 1-30 parts of sorbitan monostearate. The composition is rich in tributyrin and phospholipid and is a main nutrient component. Gelata molecules in the composition are self-assembled to form a stable three-dimensional network structure, the tributyrin easy to flow is packed in the gelata molecules, so that the tributyrin loses fluidity and becomes a gelatin solid state, and the glyceryl tributyrate can be effectively solidified. The oleogel composition has the advantages of being low in production cost, green and pollution-free in making method, and free from discharge. Components in the composition are safe and edible, and are rich in nutrition. The solidifying content of the tributyrin is high, the oleogel composition is convenient to feed, and therefore, the oleogel composition hasgood popularization value.

The invention discloses a mixed feed additive for eel capable of increasing the proportion of brown fish meal in a feed, a preparation method and application thereof. Each kilogram of the mixed feed additive for eel contains 80-250g of procyanidine, 20-100g of macleaya cordata powder, 150-800g of tributyrin, 50-250g of bile acid and the balance of a carrier. The addition amount of the mixed feed additive for eels in a feed is 0.2%-0.6%, the use amount of brown fish meal can be obviously increased, liver and intestine injuries caused by toxic and harmful substances in the brown fish meal are relieved, the feed efficiency is improved, and growth is promoted. The mixed feed additive has the characteristics of easily available raw materials, moderate cost, safety, effectiveness, no incompatibility, simple preparation, low addition amount and the like, and has a good application prospect.