91 results about "Saccharolipid" patented technology

The invention discloses an extraction method and application of polygonatum kingianum polysaccharide. The extraction method comprises the following steps: cleaning and slicing polygonatum kingianum taken as a raw material, naturally drying in the sun, and then grinding into coarse powder; extracting with distilled water for three times, then concentrating to a certain concentration, and depositing by using anhydrous ethanol to obtain a polygonatum kingianum polysaccharide crude product; dissolving by using distilled water, adding alpha-amylase to remove starch, depositing by using anhydrous ethanol, and then washing by using anhydrous ethanol, acetone and ethyl ether to remove fat-soluble components to obtain yellow powder; removing protein by using a Sevage method after deionized water dissolution, volatilizing an organic solvent, then performing dialysis, and finally freeze-drying to obtain white powder namely polygonatum kingianum polysaccharide. The obtained polygonatum kingianum polysaccharide is used for preparing tablets and has effects of reducing blood pressure, blood fat and blood sugar.

The present invention provides a low-toxicity sophorolipid-containing composition. The low-toxicity sophorolipid-containing composition contains at least a coloring component, an acidic sophorolipid, a fatty acid, and a hydroxy fatty acid that are derived from an SL-producing yeast culture. The composition contains the following components in the following proportions, in terms of dry weight, based on the total amount of the acidic sophorolipid, a lactonic sophorolipid, the fatty acid, and the hydroxy fatty acid in the composition taken as 100 mass %:

• (1) acidic sophorolipid: 94 to 99.99 mass %,
• (2) lactonic sophorolipid: 0 to 2 mass %,
• (3) total amount of fatty acid and hydroxy fatty acid: 0.01 to 4 mass %

The invention relates to cationic nano emulsion with an anti-allergic effect. The cationic nano emulsion is characterized by comprising the following components in percentage by mass: 10-30% of a plant anti-allergic compound, 3-30% of glycerin, 5-30% of caprylic/capric triglyceride, 0.1-3% of cholesterol, 2-25% of glycolipid, 0.1-2% of polyquaternary ammonium salt-51, 0.05-0.3% of methylparaben and the balance of water, wherein the plant anti-allergic compound comprises the following components in percentage by mass: 15-30% of olive leaf extract, 5-10% of gorgonian extract, 10-20% of laminaria saccharina extract, 3-5% of piper methysticum extract and the balance of octyldodecanol; the average particle size of nanoparticles is 100-600 nm. The cationic nano emulsion has the benefit of capability of comprehensively and efficiently resisting a skin allergy symptom, is nontoxic to skin, penetrates the skin easily and can quickly achieve the anti-allergic effect.

The invention belongs to the field of marine medicine, and particularly relates to an application of oligosaccharides containing D-galactose and L-galactose and derivatives of the oligosaccharides asa sodium-glucose cotransporter (SGLT) inhibitor. The galactooligosaccharides and derivatives are prepared by the following steps: by using red algae polysaccharide containing the D-/L-galactose as a raw material, performing degradation by using a physical method, a chemical method, a bioenzyme method or any combination of the above methods to prepare the galactooligosaccharides and the derivativesof the galactooligosaccharides with different degrees of polymerization, wherein the molecular skeleton contains the D-galactose and the L-galactose and derivatives thereof. The raw material of the product provided by the invention is from the red algae polysaccharide, and has the advantages of rich resources, a simple preparation process, high safety, clear targets and easy industrialization, the oligosaccharides and the derivatives are used as the SGLT1 and 2 inhibitor, and has broad application prospects in the development of medicines for treating diseases such as diabetes mellitus, obesity, diabetic nephropathy and glucose and lipid metabolism disorder and functional foods for improving non-alcoholic fatty liver diseases.

The invention provides Corydalis edulis extract, prepared by a method comprising the following steps: (1), after crushing a Corydalis edulis plant, and extracting with alkaline ethyl alcohol or methyl alcohol to obtain an extract; (2), subjecting the extract obtained in step (1) to normal pressure or vacuum concentration to obtain concrete, or spray drying to obtain powder; (3), adding an acid solution into the concrete or powder obtained in step (2), filtering to obtain an acid aqueous solution, adding an alkaline solution to the acid aqueous solution to obtain an alkali treated solution; (4), adding an organic solvent to the alkali treated solution obtained in step (3), vacuum recycling the organic solvent after extracting to obtain Corydalis edulis total alkaloids crude extract. The Corydalis edulis extract or a pharmaceutical composition containing the extract can be used to prepare pharmaceuticals for preventing and/or treating diseases caused by glucose and lipid metabolism disorder.

The invention discloses a method for producing sophorolipid by double carbon source fermentation of waste molasses and illegal cooking oil. The method is characterized by comprising the following steps: (1) inoculating torulopsis utilis to a YPD (yeast peptone dextrose) slant culture medium to prepare a bacterial suspension; (2) preparing a seed solution; (3) inoculating the seed solution to a fermentation medium taking the waste molasses and the illegal cooking oil as substrates for fermenting; (4) extracting the sophorolipid by ethyl acetate. According to the method, wastes are recycled, the production cost of the sophorolipid is greatly reduced, the problems of high emission pollution and large harm in the field of foods for the illegal cooking oil are solved, illegal cooking oil resources are reasonably utilized, complex equipment is not required, a fermentation process is simple and easy to implement, and the development, application and popularization of the sophorolipid are facilitated.

The invention relates to the field of healthcare foods. A three-high reducing assisting composition mainly comprises sea cucumber polypeptide, corn oligopeptide, extract of semen cassia, hawthorn extract, ginseng extract, dioscorease rhizome extract, extracts from pueraria, dendrobium extract, indian buead extract, prunus persica kernel extract, L-arabinose, xylooligosaccharide, dietary fiber, arabian jasmine flower, xylitol and nutritive yeast powder. According to the three-high reducing assisting composition, traditional Chinese medicine and high technology are combined; comprehensive conditioning and accurate targeted treatment are combined; the function test result shows that three high can be comprehensively conditioned by assisting, and the effects of integrally regulating sugar andfat and conditioning the three highs together can be achieved; and meanwhile, the intestinal functions can be improved, the body immunity can be improved, and as a result, the effect of treating bothsymptoms and root causes can be achieved; the formula is subjected to scientific mixing of oligopeptide and medical food materials, so that the effects of efficient utilizing, fast acting and assisting of three highs (blood sugar, blood pressure and blood fat) reducing are obviously achieved; in addition, hormone and drug independence are avoided, so that the safety of eating is ensured.

The invention relates to a biological enzyme composite blocking remover and a preparation method thereof, which belong to the technical field of oil field yield increase renovation. The blocking remover comprises the following components by mass: 0.1-0.5% of biological enzyme, 3-5% of a biological surfactant, 5-10% of a biological enzyme stabilizer, and the balance of water; the biological enzyme comprises at least one of xylanase, lipase, cellulase, mannase, protein complex enzyme, amylase and xanthan gum lyase; the biological surfactant is prepared from at least one of the following components: the biological surfactant is mainly prepared from rhamnolipid, sophorolipid and N-acetylgalactosamine; and the biological enzyme stabilizer comprises at least one of the following components: disodium ethylene diamine tetraacetate, citric acid and triethanolamine. The biological enzyme composite blocking remover provided by the invention can solve the problems of permeability reduction and the like caused by low-permeability and medium-low-permeability reservoir reconstruction residual gum and organic matter (wax, asphaltene and the like) blocking in the later development period.

The invention relates to functional edible oil as well as a preparation method and application thereof. The functional edible oil is formed by performing ternary ester exchange on medium- carbon-chain glyceride, linoleic acid grease and linolenic acid grease. On the basis of the mass of fatty acid, the mass ratio of medium-carbon-chain fatty acid in the medium-carbon-chain glyceride to long-carbon-chain fatty acid in the linoleic acid grease and the linolenic acid grease is 2.3-4.0, and the mass ratio of linoleic acid to linolenic acid in the long-carbon-chain fatty acid is 0.5-1.0. The addition amount of the functional edible oil in foods is greater than or equal to 18.00%. The functional edible oil can significantly improve in-vivo glucose and lipid metabolism disorder, balance and supplement in-vivo necessary and functional fatty acids, and rapidly supplement energy, has a freezing point lower than 7.5 DEG C, can meet consumers, particularly, dietary and nutritional requirements of patients with metabolic syndromes such as overweight, obesity, fatty liver, hyperlipidemia, hyperglycemia, hypertension, hyperblood viscosity, hyperuricemia and hyperinsulinemia and athletes can be met, and the functional edible oil can be widely applied to foods and special medical application industries.

The invention relates to a biological wetting reversal agent, and concretely relates to a biological wetting reversal agent for a high-temperature high-salt heavy oil reservoir, and a preparation method thereof. The reversal agent comprises 20-30 wt% of a rhamnolipid fermentation liquor, 15-20 wt% of a sophorolipid fermentation liquor, 3-5 wt% of alkyl polyglycoside, 0.1-0.3 wt% of an alcohol assistant, and the balance of water. The rhamnolipid fermentation liquor is a Pseudomonas aeruginosa fermentation liquor with the concentration of above 35 g/L; the sophorolipid fermentation liquor is a yeast fermentation liquor with the concentration of above 100 g/L; the alkyl polyglycoside is a biological anionic and nonionic surfactant, and the relative molecular weight is 290-370; and the alcoholassistant is one of butanol, pentanol and hexanol. The biological wetting reversal agent has the advantages of wide oil reservoir application range, simple construction process and good field test effect, has a validity period of above 24 months, and allows the daily oil increase of a single well to be more than 10 t and the input-output ratio to be larger than 1:10.

The invention belongs to the technical field of tertiary oil recovery and particularly relates to biological polysaccharide gel for oil displacement as well as a preparation method and application thereof. The biological polysaccharide gel comprises the following components in percentage by weight: 2 to 5 percent of biological polysaccharide, 0.1 to 0.5 percent of biological polysaccharide dispersant, 10 to 20 percent of biological polysaccharide gelatinizing agent, 0.5 to 2 percent of biological polysaccharide regulator and the balance of water, wherein the biological polysaccharide is one ofxanthan gum, Curdlan, Welan gum and sclemglucan; the biological polysaccharide dispersant is one of sophorolipid, rhamnolipid, lipopeptid and lipoprotein; and the biological polysaccharide regulatoris one of ferric sulfate, ammonium carbonate, sodium acetate and sodium hydrogen carbonate. The biological polysaccharide gel has high anti-shearing property, temperature resistance and salt resistance and has good application prospect particularly in an oil well of a high-temperature and high-salt oil reservoir; and in field application, the water content is reduced by over 10 percent, the validity period exceeds 60 days and the average daily-increased oil quantity is more than 5 t.

The invention discloses a sophorolipid compound for improving soil and a spraying device, and belongs to the field of soil remediation. The invention relates to a sophorolipid compound for improving soil. The sophorolipid compound is prepared from the following components: sophorolipid, NaCl, ethylenediamine tetraacetic acid, diethyl aminoethyl hexanoate, konjac glucomannan and water. The spraying device for improving the soil comprises a storage layer, a rotating layer and a base which are sequentially connected from top to bottom, a plurality of helical teeth are arranged at the joint of the storage layer and the rotating layer, outflow channels are arranged above the adjacent helical teeth, and the outflow channels are communicated with the storage layer. According to the technical scheme, due to the special sprayed substance, the sprayed substance is a sophorolipid compound with certain viscosity. Therefore, in the technical scheme, the sophorolipid compound flowing from the storage layer to the outflow channel is cut through the helical teeth, so that the agglomerated viscous compound is prevented from blocking the channel, the volume of the compound is reduced, the single-flow sophorolipid compound can be sprayed out conveniently, and the spraying speed and distance of the sophorolipid compound can be kept conveniently.

The invention discloses special grease base oil for a functional food as well as a preparation method and application of the special grease base oil. The special grease base oil is formed by performing ternary ester exchange on medium-carbon-chain glyceride, high-melting-point fat and linolenic acid grease, and performing ternary ester exchange on the medium-carbon-chain glyceride, the high-melting-point fat and the linolenic acid grease under the conditions of temperature and stirring intensity by taking lipase as a catalyst, so as to obtain the special grease base oil for the functional food in one step. The special grease base oil for for the functional food is wide in melting range, can remarkably improve in-vivo glucose and lipid metabolism disorder, balance and supplement in-vivo necessary and functional fatty acids and quickly supplement energy, can meet the requirements of consumers, particularly, dietary and nutritional requirements of patients with metabolic syndromes such as overweight, obesity, fatty liver, hyperlipidemia, hyperglycemia, hypertension, hyperblood viscosity, hyperuricemia and hyperinsulinemia and athletes can be met, and the special grease base oil can be widely applied to grease powder, margarine and sports nutritional foods.

A method for analyzing a sample that contains a plurality of lipid isomers is described that involves forming one or more lipid metal ion adducts and transporting the one or more lipid metal ion adducts through a Mix of POPC+OPPC differential mobility spectrometer to cause separation of the one or more lipid metal ion adducts from each other. The lipid isomers can be chosen, for example, from fatty acids, glycerolipids, glycerophospholipids, sphingolipids, saccharolipids, polyketides, sterol lipids, and prenol lipids. Particular examples include phosphatidylcholine regioisomers such as 1-palmatoyl-2-oleoyl-sn-phosphatidylcholine (POPC) and 1-oleoyl-2-palmatoyl-sn-phosphatidylcholine and triacylglycerols containg palmetic and oleic acid groups. The metal chosen can include a cationization reagent that contains sodium, potassium, silver or lithium.

The invention relates to a microbial pesticide granule containing trehalose lipid. The microbial pesticide granule comprises the following components in parts by weight: a phase-B component: 85-95 parts by weight of a granule carrier; a phase B component: 0.1-10 parts by weight of mother powder of microbial pesticide active ingredients; and a phase-C component: 0.1-3 parts by weight of functional slurry, and the functional slurry comprises the following components in parts by weight: 1-10 parts by weight of a binder, 1-20 parts by weight of an inducer, 1-20 parts by weight of a trehalose lipid surfactant, 0.1-5 parts by weight of warning coloration and the balance of water, totaling 100 parts by weight. According to the microbial pesticide granule containing trehalose lipid, trehalose lipid is used as an auxiliary agent and has excellent surface activity and interface activity, and trehalose lipid is a biological source surfactant, so that the biological activity of thalli in microbial powder is guaranteed, and effective components of microorganisms can be quickly and uniformly distributed on the surface of a particle carrier, which is beneficial to rapid colonization of thalli of the microbial granules in soil, promotion of plant growth, improvement of crop growth traits and improvement of quality, meanwhile, the trehalose lipid has good corrosion resistance, radiation resistance, drying and dehydration resistance protection and the like, great convenience is brought to storage, transportation and use of the microbial pesticide granules, and the storage period is guaranteed.

The invention belongs to the fields of health foods and medicines and discloses a Huidouba polysaccharide and a preparation method thereof. The preparation method comprises the steps of extracting Huidouba as a raw material with hot water, carrying out ethanol precipitation to obtain rough Huidouba polysaccharide, carrying out activated carbon decoloration, removing protein by virtue of a Sevage reagent, carrying out separation and purification by virtue of a ultrafiltration technique, and screening to obtain a Huidouba polysaccharide 2 with relatively low molecular weight, wherein the peak molecular weight Mp is 6277Da, the weight-average molecular weight Mw is 9703Da, and the number-average molecular weight Mn is 7144Da. By virtue of the preparation method, the Huidouba polysaccharide 2 can be efficiently prepared through separation, is capable of remarkably reducing blood glucose of type 2 diabetes KKAy mice, glycosylating hemoglobin, improving glucose tolerance and glucolipid metabolism, has an in-vitro antioxidation effect and is applicable to the preparation of health Huidouba polysaccharide foods and medicines with the hypoglycemic effect.

The invention relates to a biosynthetic composite oil-displacing agent and application thereof. The oil-displacing agent is prepared from the following raw materials in percentage by weight: 40-50% ofsophorolipid fermentation liquor; 10 to 20 percent of rhamnolipid fermentation liquid; 0.5 to 2 percent of sclerotium rolfsii polysaccharide; 1-10% of micron-sized beet waste molasses; 0.05-0.2% of astabilizing agent; remaining water. The oil-displacing agent provided by the invention can enable an oil film adhered to the surface of a rock to be quickly stripped and residual oil retained by water power to fall off, dispersed oil drops are promoted to converge, start to flow and migrate, emulsified emulsion and polysaccharide components can play a role in profile control and displacement, thewater-displacing swept volume is enlarged, the oil-displacing efficiency and the oil-washing efficiency are improved, and the final recovery ratio is increased.

The invention belongs to the technical field of medicine and pharmacology, and discloses a medicine for relieving glucose and lipid metabolism disorder and improving the vascular function and a preparing method for the medicine. The medicine for relieving glucose and lipid metabolism disorder and improving the vascular function is salvianolic acid B. The molecular formula of salvianolic acid B is C36H30O16. The preparing method for the medicine for relieving glucose and lipid metabolism disorder and improving the vascular function comprises the following steps that radix salviae miltiorrhizae medicinal materials are smashed into fine powder and are sieved through a 20-60-mesh sieve; an ethanol solution is added into the fine powder, the fine powder is soaked under the temperature less than 5 DEG C, ultrasonic extracting is conducted, and the extraction process temperature is lower than 25 DEG C; centrifuging is conducted on extracted liquid, filtering is conducted, ethanol is recovered after pressure reducing till the extracted liquid has no alcohol smell, and the extracted liquid is concentrated and filtered; and the extracted liquid is clarified, enrichment is conducted through macroporous resin first, then chromatographic column chromatography purifying is conducted, freezing and drying are conducted, and a salvianolic acid B extract substance is obtained. The medicine for relieving glucose and lipid metabolism disorder and improving the vascular function has the good protective effect on myocardial infarction and also can obviously relieving injuring of myocardial ischemia / reperfusion; thrombus is prevented from forming by anti-platelet aggregation; microcirculation is improved; and anti-oxidation injury is avoided.

The invention discloses bifidobacterium longum 070103 capable of remarkably reducing blood sugar and blood fat by targeting glucokinase and application of the bifidobacterium longum 070103. The preservation number of the Bifidobacterium longum 070103 is GDMCC (China General Microbiological Culture Collection Center) NO: 62526, and the preservation number of the Bifidobacterium longum 070103 is CGMCC NO: 62526. The bifidobacterium longum 070103 is separated from intestinal flora of healthy people, when the bifidobacterium longum 070103 is used for fermenting milk, the bifidobacterium longum 070103 has an activation effect on human liver glucokinase in vitro, in addition, the strain is derived from excrement of the healthy people and has no toxic or side effect on the human body, and meanwhile, the whole genome sequencing analysis finds that the strain is free of toxic genes, so that the bifidobacterium longum 070103 can be used for fermenting milk. Compared with traditional medicines for treating glucose and lipid metabolism disorder metabolic diseases such as obesity and type 2 diabetes mellitus, the pharmaceutical composition has certain advantages. The strain can be used for preparing probiotic fermented milk and has a wide market prospect.

The invention discloses a biochar material capable of efficiently reducing soil arsenic pollution. A preparation method of the biochar material comprises the following steps: S1, airing tea residues,crushing the tea residues, heating the tea residues to 500-600 DEG C, keeping the temperature for 2-3 hours, stopping heating, and conducting grinding and sieving for later use; S2, adding biochar obtained in the step S1 into an aqueous sodium alginate solution, conducting stirring for 3-4 hours, then slowly and dropwise adding the formed solution into an aqueous CaCl2 solution, continuing stirring for 6-8 hours in the process of dropwise adding, carrying out filtering, performing washing with water, and carrying out drying in vacuum for later use; and S3, adding a product obtained in the stepS2 into an aqueous cellobiose lipid solution, carrying out standing for 3-4 hours, performing ultrasonic treatment for 30-60 min, and carrying out filtering and vacuum drying to obtain the biochar material. The biochar material disclosed by the invention can maintain efficient and lasting adsorption and immobilization effects on effective arsenic in soil, and the component materials of the biochar material are natural and do not influence nutrients and trace elements in the soil, so the growth of planted crops is not influenced, and the content of arsenic in the planted crops can be effectively reduced.