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444results about How to "Solve solubility" patented technology

Whole-nutrition biological flushing and spreading fertilizer and preparation method thereof

A full nutrition fertilizer of biology type and its producing method belongs to organic complex fertilizer field in biology type. The components of the full nutrition fertilizer is 20-50% of organic waste liquid, 10-30% of urea, 8-15% of diammomium phosphate, 10-25% of potassium sulfate, 5-20% of medium trace element, 1-5% of microbial inoculum, 0-0.2% of root-promoting agent; 0-2% of solutizer, effective viable count content of the microbial inoculum of more than 1010 / g. The fertilizer is produced by adding the urea, diammomium phosphate, potassium sulfate, medium trace element, root-promoting agent, solutizer into organic waste liquid and blending uniformly, then adding microbial inoculum. The invention uses the wastes to produce fertilizer with a low cost a high availability and a good prospect in the fertilizer industry. The fertilizer can be widely applied to the vegetables, melon and fruits, food, tobacco, forests and different commercial crops.
Owner:INST OF SOIL & FERTILIZER SHANDONG ACAD OF AGRI SCI

Composite amino-acid-containing water-soluble fertilizer and preparation method thereof

The invention discloses a composite amino-acid-containing water-soluble fertilizer which comprises the following components: amino acid materials, major elements such as N, P and K, secondary elements such as Mg and Ca, minor elements such as Fe, Mn, Zn, B, Mo and Cu, assistants, a pH value regulator and a water solution. The preparation method of the fertilizer comprises the following step: chelating the composite amino acids with six metal elements (Mg, Ca, Fe, Mn, Zn and Cu) at normal temperature (15-(-35) DEG C) according to a specific sequence, thus obtaining the water-soluble fertilizer. According to the composite amino-acid-containing water-soluble fertilizer, 18 amino acids and 11 nutrient elements are enriched, the six metal elements are wholly chelated, all the components are stably dissolved, and no antagonism and precipitation problems exist.
Owner:北京依科曼生物技术股份有限公司

2-thiophene-benzotriazole-based polymer materials and photovoltaic application thereof

The invention discloses a series of 2-thiophene-benzotriazole-based polymer materials. In the invention, a 2-thiophene-benzotriazole unit is connected with another aromatic ring, aromatic heterocyclic ring or derivatives thereof by a carbon-carbon single bond or a carbon-carbon double bond to obtain the 2-thiophene-benzotriazole-based polymer materials. The series of 2-thiophene-benzotriazole-based polymer materials are applied to polymer solar cells and have good photoelectric conversion function. The application of the 2-thiophene-benzotriazole-based polymer materials has the following steps of: mixing the 2-thiophene-benzotriazole-based polymer materials with a C60 receptor; spreading on ITO (Indium Tin Oxide) glass to form a layer of semitransparent film; and finally evaporating a metal electrode on the polymers in a vacuum evaporating way to obtain a polymer solar cell device.
Owner:CENT SOUTH UNIV

Lithium ion batteries cathode material additive, preparation method thereof, and cathode material and lithium ion battery both containing same

An additive for a positive electrode material includes an internal component and an external component. The internal component contains a silane coupling agent modified inorganic lithium salt. The external component is formed on a surface of the internal component and contains a polymer with a low melting point. The internal component and the external component form a core-shell structure together, and the shell has a porosity of 0.01%to 20%. A positive electrode material and a lithium-ion battery including the additive, and method of preparing the lithium-ion battery are also provided.
Owner:BYD CO LTD

Oil absorbing fibre and perparing method thereof

The invention relates to a kind of oil-absorbed fiber and its producing method. Its prescription is: 100% polymer monomer, 10-40% of potential gemel agent, 0.1-0.5% solicitation, 0.5-1% dispersant. Moreover the water-like body is 3-4 times more in volume than polymer monomer. The polymer monomer is methacrylate monomer involving butyl methacrylate, the potential gemel agent is 2-hydroxyethyl methacrylate, the solicitation is benzoyl peroxide, and dispersant is poly-vinyl-alcohol. The process is (1) use water-suspending polymerization to produce butyl methacrylate under 70-80 deg.C for blending and polymerizing for 8-10 hours. (2) dissolve the polymer into proper solvent to deploy 20-25% liquid and then insert potential gemal agent and solicitation to polymerize for 3-5 hours under 75-80 deg.C to obtain the original liquid. (3) take off dunking. (4) spin using one of wet or dry method or both, (5) treat with fibre for 10-60 minutes under 120-165 deg.C to obtain the production. The solvent discussed above is one of DMF, DMAC or dimethoxysulfoxide.
Owner:TIANJIN POLYTECHNIC UNIV

Additive for anode material of lithium ion battery, preparation method of additive, positive electrode material containing additive and lithium ion battery

The invention provides an additive for a positive electrode material of a lithium ion battery, a preparation method of the additive, a positive electrode material containing the additive and the lithium ion battery. The additive has a core-shell structure; a core material contains silane coupling agent modified inorganic lithium salt, and a shell material contains a low-melting-point polymer and a conductive carbon material; and the porosity of a shell is 0.01%-20%. By adding the additive into the positive electrode material of the lithium ion battery, rich lithium at a cathode is realized; and compared with a routine method of supplementing lithium to the positive electrode or the cathode by directly adding active lithium, the safety is relatively high.
Owner:BYD CO LTD

Preparation method and application of polycarboxylate water reducer containing phosphate group

ActiveCN105418857ASolve solubilitySolve the problem of competing esterificationOrganic solventAlcohol
The invention provides a preparation method and application of a polycarboxylate water reducer containing a phosphate group. According to the preparation method, the defects that the structure and the molecular weight of the water reducer cannot be accurately controlled due to the chain transfer action of the phosphate group can be overcome. The preparation method comprises the steps that an unsaturated polyether macromonomer, unsaturated carboxylic ester and unsaturated alcohol are subjected to a copolymerization reaction in organic solvent to obtain a polycarboxylate water reducer pre-polymer; phosphorylated modification is performed on the polycarboxylate water reducer pre-polymer; on the condition that an acid aqueous solution exists, a carboxylic ester group on a product obtained after phosphorylated modification is hydrolyzed, and the organic solvent is removed; neutralization is performed to obtain the polycarboxylate water reducer containing the phosphate group; the unsaturated polyether macromonomer does not contain hydroxyl, phosphorylated modification is achieved through the step that an alcoholic hydroxyl group in the polycarboxylate water reducer pre-polymer and a phosphate esterification reagent are subjected to an esterification reaction, and the using amount of the phosphate esterification reagent is sufficient to completely esterify the alcoholic hydroxyl group in the polycarboxylate water reducer pre-polymer.
Owner:JIANGSU SOBUTE NEW MATERIALS +1

Plastic-aluminum separating agent and plastic-aluminum separating method

The present invention relates to aluminum-plastic separating agent and aluminum-plastic separating process, and belongs to the field of composite aluminum-plastic material recovering technology. The aluminum-plastic separating agent consists of formic acid and dichloromethane as the main components as non-ionic surfactant. The aluminum-plastic separating process with the aluminum-plastic separating agent includes the steps of crushing and washing composite aluminum-plastic material, compounding aluminum-plastic separating agent liquid, soaking, taking out, centrifugally separating, washing and drying. The present invention has high aluminum-plastic separating efficiency, less environmental pollution and low cost, and is suitable for industrial recovery of waste composite aluminum-plastic material.
Owner:曹光军

Synthesis of organosilicon resin

ActiveCN1810858ASolve solubilityOvercome the problem of moistureSilanesSolvent
The synthesis of organosilicon resin includes the following steps: selecting at least one kind of alkyl trialkoxy silane RSi(OR1)3 with R / Si ration of 0.7-1.5 as the initial material, where R is one-valent alkyl radical, one-valent aryl radical, one-valent unsaturated group, etc; and R1 represents C1-C4 alkyl radical; adding water, weak polarity or non-polyarity solvent ad 0.1 N hydrochloric acid solution, refluxing under stirring at 60-100 deg.c of 1-6 hr, further stirring for 0.5 hr after stopping heating, re-heating to 65-130 deg.c, curing for 40-120 min, stopping reaction, and cooling to obtain colorless transparent homogeneous organosilicon resin solution. The process has no HCl produced, no corrosion to the apparatus and no environmental pollution, and can meet the special requirement of coating or soaking with organosilicon resin with little water content.
Owner:CHINA BLUESTAR CHENGRAND CO LTD

Method for preparing nano-silica-boron modified phenolic resin

The invention discloses a method for preparing nano-silica-boron modified phenolic resin, and relates to phenolic resin. Firstly, a silane coupling agent gamma-methylacryloyl acyloxy propyl group trimethoxy silane is adopted to modify hydrophilic nano-silicon to obtain hydrophobic nano-silica. Secondly, reaction is carried out on phenol and formaldehyde under the condition that sodium hydroxide serves as catalyst to obtain phenolic resin emulsion, and the modified nano-silicon which is dispersed by anhydrous ethanol solution in an ultrasonic mode is added to the phenolic resin emulsion to be reacted. Lastly, boric acid is added, polymerization reaction is carried out on the phenolic resin micromolecule and the boric acid, and the nano-silica-boron modified phenolic resin is prepared. The nano-silica is added with part organo-functional groups through silane coupling agent gamma-methylacryloyl acyloxy propyl group trimethoxy silane so that the problems that the nano-silica is poor in dispersity, solubleness and machinability can be solved. The carbon yield of the prepared nano-silica-boron modified phenolic resin is 72.40%, and the thermal performance is improved by about 5% compared with the thermal performance of ordinary boron modified phenolic resin.
Owner:XIAMEN UNIV

Device and method for treating low-carbon domestic sewage through single-stage SBBR short-range synchronous nitration, denitration and dephosphorization coupled anaerobic ammonia oxidation

The invention relates to a device and method for treating low-carbon domestic sewage through single-stage SBBR short-range synchronous nitration, denitration and dephosphorization coupled anaerobic ammonia oxidation and belongs to the field of biological sewage treatment. The domestic sewage enters a short-range synchronous nitration, denitration and dephosphorization coupled anaerobic ammonia oxidation reactor through a water feed pump. In the short-range synchronous nitration, denitration and dephosphorization coupled anaerobic ammonia oxidation reactor, phosphorus accumulating bacteria achieve anaerobic phosphorus release by making full use of an organic carbon source in raw water; part of NH4<+>-N in the raw water is converted into NO2<->-N by ammonia oxidizing bacteria, one part of the NO2<->-N and the NH4<+>-N remaining in the raw water are subjected to an anaerobic ammonia oxidation action so as to achieve autotrophic denitrification, and the other part of NO2<->-N and a small amount of NO3<->-N resulting from the anaerobic ammonia oxidation action are utilized by denitration phosphorus accumulating bacteria so as to achieve synchronous deep denitrification and dephosphorization. According to the method, short-range nitration, anaerobic ammonia oxidation and denitration dephosphorization are applied to the biological treatment on the domestic sewage in a coupled manner, so that the synchronous deep denitrification and dephosphorization of the domestic sewage can be achieved on the basis of saving energy and making full use of the carbon source.
Owner:BEIJING UNIV OF TECH

Mangiferin salt and method of preparing the same and use thereof

The invention provides a mangiferin salt, in particular to a salt formed in the basic amino acid, organic amine and inorganic alkaline matter capable of being accepted by the mangiferin and medicine. The salt can solve the dissolubility, improve the pharmacological activity and be used for curing or curing auxiliary the diseases related closely to the oxidative damage. The general formula of the structure refers to the drawing, wherein, R is the basic amino acid, organic amine or inorganic alkaline metallic ion.
Owner:CHANGZHOU DEZE MEDICAL SCI CO LTD

Production method of amino acid complex microorganism fertilizer

The invention provides a production method of an amino acid complex microorganism fertilizer, in particular to a method for producing an amino acid complex microorganism fertilizer by using amino acid organic granules. The method comprises the following steps: preparing solid inoculant; pelleting amino acida liquid waste into organic granules; compounding the organic granules with solid powders; when compounding, adding powdery inoculant which accounts for 5-15% of the finished product complex microorganism fertilizer at weight ratio; and mixing, pelleting and drying, wherein the material temperature in a drying cylinder is not higher than 80 DEG C. The production method provided by the invention breaks the normal procedure and is divided into two steps of pelleting of the organic granules and the package of the organic granules, as well as ensures viable count in the complex microorganism fertilizer. The production method of the complex microorganism fertilizer provides a new process which realizes the breakthrough of the process from powder pelleting by a disc and a roller to spraying granulation, thus improving commodity and effectiveness of the complex microorganism fertilizer and laying a foundation for popularization.
Owner:SHANGHAI NUOTONG INFORMATION TECH CO LTD

PH-responsive, folic acid-targeting and ursolic acid-supporting silica-chitosan-folic acid nano material and application

The invention relates to pH-responsive, folic acid-targeting and ursolic acid-supporting silica-chitosan-folic acid nano material and application. First, an antitumor drug, ursolic acid, is supported to inner ducts of carboxylic mesoporous silica; second, d partial amino groups in tumor cell-targeting molecules, folic acid and chitosan, are linked through amido bonds to prepare a conjugate; third, the conjugate is conjugated with drug-supporting carboxylic mesoporous silica through amido bonds to obtain the material. The nano support material prepared herein has uniform particle size distribution, good dispersity, large specific surface area and good biocompatibility; the defect that the ursolic acid is poor in water solubility and low in bioavailability can be solved; the release of ursolic acid can be sustained, and the release of the ursolic acid at low pH is significantly higher than that in neutral condition; this material has specific targeting for folate receptor high-expressed tumor cells, antitumor effect of ursolic acid can be further improved, and toxic and side effect upon normal tissue cells can also be reduced.
Owner:FUZHOU UNIV

Fuel cell membrane with high tolerance and its preparation method

The invention provides a fuel cell membrane with a high tolerance and its preparation method. The fuel cell membrane is formed by perfluoro ion resin, and an oxygen-containing free radical degradation agent is added into the membrane. The fuel cell membrane in the invention also contains polytetrafluoroethylene microporous membrane reinforcing material. The fuel cell membrane provided in the invention has a strong free radical tolerance, so that a high performance membrane is provided for long-life fuel cells. The invention also discloses the preparation method of the fuel cell membrane.
Owner:SHANDONG DONGYUE WEILAI HYDROGEN ENERGY MATERIAL CO LTD

Apple powder making process

The present invention relates to apple powder, and is especially one kind of natural apple powder produced through a wet process. The technological scheme features the color protecting step and the secondary treatment step, and the natural apple powder is produced through the steps of washing, cutting, blanching, pulping, grinding, secondary treatment, blending, homogenizing, sterilizing, concentration, drying, sieving, packing, etc. The natural apple powder has good color, high dissolubility, good taste and low cost, and is suitable for industrial production.
Owner:TIANJIN UNIV OF SCI & TECH

Enoxolone derivative, preparation method and uses

The present invention provides one new kind of glycyrrhetic acid derivative with high water solubility, high absorption, no irritation to blood vessel and capacity of being prepared into injection, and its preparation process, medicinal composition and preparation. The glycyrrhetic acid derivative has excellent treating effect on acute and chronic hepatitis, bacterial hepatitis, viral hepatitis, cerebral ischemia / re-perfusion damage, brain injury and myocardial ischemia / re-perfusion damage.
Owner:SHANDONG LUYE PHARMA CO LTD

Preparation method of composite anode material for lithium element sulphur secondary battery

The invention comprises a preparation method of composite anode material for lithium element sulphur secondary battery, belonging to the field of chemical energy storage battery. The composite material is formed by taking element sulphur as electrode active center and conductive polymer polythiophene with excellent in-situ chemical oxidation polymerization conductivity as shell. The concrete preparation method comprises adding anhydrous chloroform in element sulphur and anhydrous ferric chloride, mixing uniformly, putting into a controllable low temperature reaction kettle, and slowly adding monomer thiophene by adopting in-situ chemical oxidation polymerization process to clad polythiophene on the surface of sulphur granules to form the composite product with uniform granules. The composite anode material prepared by the inventive method has high electrochemical activity, and the battery packed by the material has large discharge specific volume and long cycle life, thus having advantage in new system of large volume energy storage battery.
Owner:BEIJING INSTITUTE OF TECHNOLOGYGY

Chitosan nanoparticle and preparation method and application thereof

The invention discloses chitosan nanoparticle and a preparation method and application thereof. Chitosan and sodium tripolyphosphate are used to react and obtain the nanoparticle through rotary evaporation, concentration and spray drying. The invention adopts the simple and feasible method for the chitosan nanocrystallization, thus significantly increasing the activity of chitosan, solving the problem that chitosan is difficult to absorb and dissolve, greatly reducing the side effect and fundamentally resolving the current technical problems and technical bottleneck for losing weight and reducing blood fat of chitosan. The method of the invention is simple and feasible, has low cost and is easy to promote.
Owner:GUANGDONG PHARMA UNIV

Heat treatment method of magnesium-containing cast aluminum lithium alloy

The invention provides a heat treatment method of magnesium-containing cast aluminum lithium alloy. The heat treatment method comprises a ternary solution treatment step and a slow heating ageing treatment step which are carried out in sequence. By a reasonable optimized ageing treatment process and a method for slowly heating the alloy to the ageing temperature, the volume fraction, the size and the distribution of main strengthening phases (Al3Li, Al2CuLi and Al2Cu) of the alloy are controlled. Compared with the traditional ageing treatment process, the heat treatment method of the magnesium-containing cast aluminum lithium alloy has the characteristics that uniform growing of Al3Li and separation of an Al2Cu (theta') can be promoted, and heterogeneous nucleation and growing of a S(Al2CuMg) phase and a T1(Al2CuLi) phase are promoted; and by the slow heating ageing process, the plasticity of the magnesium-containing cast aluminum lithium alloy is greatly improved while the strength of the cast aluminum lithium alloy is improved.
Owner:SHANGHAI JIAO TONG UNIV

Immobilized microbial particle as well as preparation method thereof and method for efficiently treating black and odorous water body therewith

The invention discloses an immobilized microbial particle as well as a preparation method thereof and a method for efficiently treating a black and odorous water body therewith. The preparation methodcomprises the following steps: adding a pre-concentrated microorganism material into a dried calcium peroxide powder, adding a binding agent, uniformly mixing the mixture, making the mixture into circular, cylindrical or square particles with a direct powder compression method or a dry granulation compression method and natural drying, so as to obtain immobilized microbial particles. Degrading bacteria having efficient purification effect on the black and odorous water body are embedded into the immobilized microbial particles formed by mixing calcium peroxide, the binding agent and the microorganism material, and dissolved oxygen in black and odorous wastewater can be quickly improved while the higher bacteria concentration is maintained, so that the black and odorous water body is efficiently purified. The method for efficiently treating the black and odorous water body has the advantages of being stable in treatment effect, having no secondary pollution, facilitating transportationand solving the problems that the black and odorous water body is low in dissolved oxygen and low in inoculant treatment efficiency. The technology is efficient and practical and plays a significantrole in the environmental engineering governance aspect.
Owner:上海水源地建设发展有限公司 +1

Method for determining chromium content and aluminum content in nickel-chromium-aluminum coated diatomite

The invention belongs to a nickel-chromium-aluminum coated diatomite element analysis technology, and relates to a method for determining chromium content and aluminum content in nickel-chromium-aluminum coated diatomite, wherein microwave sample digestion and inductively coupled plasma atomic emission spectroscopy are adopted to determine the chromium content and the aluminum content in the nickel-chromium-aluminum coated diatomite. According to the method, 5-10 mL of hydrochloric acid, 1-5 mL of nitric acid and 5-10 drops of hydrofluoric acid are adopted to treat (metal-inorganic non-metal powder) nickel-chromium-aluminum coated diatomite, such that problems of large use amounts of reagents for dissolving the sample, difficult dissolving of the sample, incomplete dissolving of the sample, and the like in the prior art are solved. With the present invention, spectrum analysis is performed to find the best analysis line so as to overcome interference of the major element nickel in the nickel-chrome-aluminum coated diatomite and improve measurement accuracy; the study results show that the established method for determining the chromium content and the aluminum content in the nickel-chromium-aluminum coated diatomite is accurate and reliable, and can meet requirements of research and production; and the method of the present invention has characteristics of rapidness, easy operation, manpower saving and material resource saving.
Owner:AVIC BEIJING INST OF AERONAUTICAL MATERIALS

Coenzyme Q10 pharmaceutical composition

The invention discloses a coenzyme Q10 pharmaceutical composition which mainly comprises components: (1) coenzyme Q10 is active ingredient; (2) one or multiple of polyethylene 15-oxhydryl glycol stearate (Solutol HS 15), polysorbate, PEG, poloxamer, and polyoxyethylene castor oil derived products are solubilizer; (3) one or multiple of midchain monoglyceride and derived products thereof, medium saturated or unsaturated fatty acid are oil component; and (4) injection water is solvent. One or multiple of excipient, chemical inhibitor, and osmotic pressure regulator are added for preparing injection and freeze drying agent. Compared with the traditional coenzyme Q10 pharmaceutical composition, the injection administration coenzyme Q10 pharmaceutical composition has better storage and transportation stability and higher clinical application safety and patient compliance. The injection has simple preparation process, convenient quality control, lower production cost and convenient industrial production.
Owner:郑微

Compound fertilizer special for drip irrigation of cucumber in greenhouse and preparation method thereof

InactiveCN101913935AThere are few types of solutionsSolve solubilityFertilizer mixturesAgricultural scienceGreenhouse
The invention discloses a compound fertilizer special for drip irrigation of cucumber in a greenhouse, which comprises the following nutritive elements in each hm<-2>: 391.41 kg of N, 255.43 kg of P2O5, 416.91 kg of K2O, 65.25 kg of CaO, 46.50 kg of MgO, 26.46 kg of Fe, 17.60 kg of Mn, 9.70 kg of Cu, 6.46 kg of Zn, 3.00 kg of B and 1.50 kg of Mo. The compound fertilizer special for the drip irrigation of the cucumber in the greenhouse with high applicability is prepared by a physical method through field trails and verification research based on a nutrient preserving capability and a water requirement principle and a nutrient requirement principle of the cucumber.
Owner:NINGXIA UNIVERSITY

Blonanserin-containing medicinal composition and preparation method thereof

The invention discloses a blonanserin-containing medicinal composition, which consists of the following components in percentage by weight: 3.3 to 20 percent of blonanserin, 60 to 85 percent of filler, 5 to 25 percent of disintegrating agent, 2 to 6 percent of adhesive, 0.25 to 5 percent of lubricant and 0.5 to 2 percent of fluidizer. The medicinal composition has the dissolution rate of over 75 percent in a dissolution medium with the pH of 4.0 to 6.0 so as to effectively solve the problem of dissolution rate of blonanserin medicaments.
Owner:泰州万全医药科技有限公司

Method and uses for expressing polypeptide in endosperm using cereal non-storage protein as fusion vector

The invention discloses a method of using corn non-storage protein as molten carrier in endosperm expression polypeptide and its application, which includes: first obtaining rice astopic promoter and signal peptide; secondarily constructing rice albuminous cell specific expression carrier; thirdly using rice preference codon to prepare rice non-storage protein Bip gene C-end which is used as molten carrier, wheat PD1 gene C end and para-insulin growth factor-1 gene; fourthly constructing expression fusion protein carrier; fifthly obtaining genetically modified rice and barley plant with more than 0.3 % seed dry weight of their fusion protein expression. The invention is of simple process, convenient operation and low cost, and can be used in corn endosperm to express various polypeptides.
Owner:WUHAN HEALTHGEN BIOTECHNOLOGY CORP

High-solubility piglet milk powder and processing method thereof

ActiveCN104686857AGood brewabilityImprovement of poor brewabilityFood processingAnimal feeding stuffSolubilitySucrose
The invention provides high-solubility piglet milk powder and a processing method thereof. The piglet milk powder comprises the following raw materials in parts by weight: 300-600 parts of middle fat milk powder, 100-300 parts of low-protein whey powder, 50-150 parts of lactose, 80-280 parts of fermented rice paste, 30-200 parts of soybean protein isolate, 50-150 parts of plasma protein powder, 50-150 parts of coconut oil, 20-40 parts of glucose, 0-50 parts of sucrose, 5-15 parts of lysine, 1-5 parts of methionine, 1-5 parts of threonine, 1-8 parts of tryptophan, 1-5 parts of arginine, 0.1-0.3 part of vitamin C, 0.1-0.3 part of vitamin E, 0.1-1 part of ethoxyquin, 2-5 parts of organic aid, 0.5-2 parts of feeding probiotic, 0.2-4 parts of functional oligosaccharide, 2-3 parts of vitamin premix, 2-3 parts of organic trace element premix, 0.01-1 part of alpha-amylase, 0-0.5 part of milk flavor and 1-10 parts of flaxseed gum. The milk powder solution has long stability time at normal temperature, and the phenomenon that a sinking material occurs at the bottom of a solution bottle is avoided.
Owner:TONGWEI +1

Engine lubricating oil composition suited for III base oil

InactiveCN1523086AExcellent price performanceFulfil requirementsAdditivesBase-materialsAntioxidantAlkylphenol
The present invention relates to an engine luboil composition applicable to base oil (group III), in particular, it is a luboil composition of diesel engine which is applicable to base oil (group III). It is characterized by that it contains lots of hydroisomerized base oil (group III), and said composition also contains proper quantity of modified salicylate, high base number sulfonate, high base number sulfurized alkylphenol salt, disuccinyl imine ashless dispersant, boronized disuccingl imine ashless dispersant, zinc dialkyl dithiophosphate, phenolic auxiliary antioxidant and amine auxiliary antioxidant. Said luboil composition can meet the liubricating requirements of API CD grade diesel engine oil.
Owner:PETROCHINA CO LTD

Natural antioxidant and preparation method natural antioxidant

The invention relates to the field of aseptic techniques of foods and particularly relates to a natural antioxidant used in grease and fat-rich foods and a preparation method of the natural antioxidant. The natural antioxidant comprises the following components in percentage by weight: 77.5%-85% of a natural product, 13.0%-17.5% of a solvent and 2.0%-8.0% of tea polyphenol. According to the preparation method, the tea polyphenol is compounded with one or more of lecithin or VE (vitamin E) or a rosemary extract when the primary biological activity of the tea polyphenol is maintained, and due to the integration of the formula, the oxidation resistance is enhanced; meanwhile, the oil solubility of the tea polyphenol is increased by virtue of the strong emulsifying capacity of the lecithin, so that the natural antioxidant reaches optimal dissolution and dispersing capacities in the grease and fat-rich foods, and the application effect of the tea polyphenol is improved.
Owner:GUANGDONG GUANGYI TECH IND

Desloratadine syrup and preparation method thereof

The invention discloses a syrup of and the preparation method thereof. The insolubleness and instability problems of desloratadine are successfully solved through addition of cosolvent and stabilizer, and the control of pH value. The syrup of antihistamines desloratadine can facilitate the oral-taking of patients with weak swallowing capability, has good taste and good stability.
Owner:AVENTIS PHARMA HAINAN
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