64results about How to "Strong solubilizing ability" patented technology

The invention relates to a preparation method of an organic exhaust gas micro-emulsion absorption liquid, and a method for applying the micro-emulsion absorption liquid for cleaning industrial organic exhaust gas comprising benzene, toluene, xylene, and the like. The invention belongs to the technical field of atmosphere pollution control. The absorption liquid is prepared from the components of, by mass, 80-90% of water, 0.5-3% of a surfactant, 7-19.5% of a coupling agent, and 0.02-0.06% of an auxiliary agent. The surfactant is sufficiently mixed with water, such that a surfactant solution is obtained; the auxiliary agent is dissolved in water, such that an auxiliary agent solution is obtained; the two solutions are combined and uniformly mixed; and the coupling agent is added, and the obtained solution is stirred, such that the organic exhaust gas micro-emulsion absorption liquid is obtained. The organic exhaust gas micro-emulsion absorption liquid is suitable to be used for controlling exhaust gas containing benzene-series volatiles, and has the advantages of convenient raw material source, low cost, mild and stable property, low toxicity, environment-friendliness, no absorption tower corrosion or blocking phenomena, no severe influence to human health, high removal rate to organic exhaust gas, no need of pretreatment upon exhaust gas, and low investment and running cost. Saturated absorption liquid and absorbed organics can be recycled, such that waste can be turned useful.

The invention discloses an organic waste gas microemulsion absorbent, and a preparation method and application thereof. The absorbent comprises the following components in percentage by mass: 99.8 to 99.4 percent of water, 0.01 to 2 percent of surfactant, 0.05 to 2 percent of aid and 0.1 to 2 percent of inorganic salt. The preparation method comprises the following steps of: dissolving the surfactant with the water to obtain solution of surfactant; dissolving the aid and the inorganic salt in the water to obtain solution of aid; and mixing the solution of surfactant and the solution of aid and continuously stirring the mixed solution at the same time to obtain the organic waste gas microemulsion absorbent. The organic waste gas microemulsion absorbent is suitable for treating organic waste gases, and has the advantages of broad raw material sources, low cost, low saturated vapor pressure, non-toxicity, stable chemical properties, less corrosion to equipment, high organic waste gas removal efficiency, no need of pre-treating the waste gases, less investment, low running cost and the like; and the saturated absorbent can be recycled so as to realize the comprehensive utilization of resources.

The invention relates to a high-efficiency ampholytic gemini surfactant and a synthesis method thereof. The surfactant is N,N'-dimethyl carboxyl betaine which has the structural formula on the right. The surfactant has excellent water solubility, higher surface activity, good synergistic effect and other unique properties and can be widely applied in the various fields such as high-performance composite material, medicine and textile auxiliary agent.

The invention relates to a lubricating oil. The lubricating oil comprises, by weight, 4-4.5 parts of a dispersant, 2-3 parts of a viscosity modifier, 0.5-0.8 part of an anti-wear agent, 0.2-0.3 part of a wear reducer, 0.05-0.1 part of a detergent, and base oil, and the total weight part is 100. The effect of the compatibility of all modification components is far better than the superposed effect of individual modification components in affection of the performances of the base oil, so the wear resistance and the dispersion performance of the lubricating oil are remarkably improved.

The invention provides niclosamide ethanolamine salt-hydroxypropyl-beta-cyclodextrin inclusion and a preparation method thereof; the inclusion is prepared from niclosamide ethanolamine salt and hydroxypropyl-beta-cyclodextrin as a raw material and belongs to the field of pharmacy. In the invention, a molar ratio of hydroxypropyl-beta-cyclodextrin to niclosamide ethanolamine salt is 7:(1-16):1, theinclusion is prepared by: adding niclosamide ethanolamine salt to a hydroxypropyl-beta-cyclodextrin solution prepared, stirring in the dark to obtain a clear solution, and lyophilizing to obtain theniclosamide ethanolamine salt-hydroxypropyl-beta-cyclodextrin inclusion; after the inclusion is formed, the water solubility of the niclosamide ethanolamine salt is obviously improved. The inclusion has high inclusion rate, the preparation method is simple, the efficiency is high, the application range is wide, and the inclusion is suitable for large-scale production.

The invention discloses a foam oil and smoke cleaning agent and a preparation method thereof. The foam oil and smoke cleaning agent comprises the following components in percentage by mass: 0.03 to 14.5% of surfactant, 0.2 to 15% of alkaline aid, 0.1 to 15.5% of solvent, 0.1 to 2% of corrosion inhibitor, 5 to 40% of propellant, 0.5 to 2% of humectant, and the balance of water, wherein the surfactant is one or two of sodium sec-alkane sulfonate, fatty acid methyl ester sulfonate and fatty acid methyl ester ethoxylates; and the propellant is one or two of liquefied petroleum gas and dimethyl ether. The foam oil and smoke cleaning agent is sprayed in form of foam so as not to be absorbed into body through nose holes and irritate body like common oil and smoke cleaning agent; therefore, the agent is good for the environment and body health of users. In addition, the agent can effectively attach onto vertical surfaces or bottom surface of a hood, so material liquid waste is avoided and the cleaning is more completely.

The invention discloses nano-grade temperature-resisting and salt-resisting cross-linked polymer microspheres and a preparation method thereof, and belongs to the technical field of polymer microspheres. The nano-grade temperature-resisting and salt-resisting cross-linked polymer microspheres are prepared from the following components in parts by weight: 40 to 48 parts of acrylamide, 15 to 20 parts of acrylic acid, 12 to 22 parts of 2-acryloylamino-2-sodium methyl propanesulfonate, 5 to 8 parts of a surfactant, 45 to 51 parts of white oil, 1.5 to 2.6 parts of a cross-linking agent, 0.6 to 1.2parts of zirconium nitrate, 6 to 9 parts of a heat-resisting agent, 5.6 to 8 parts of ammonium persulfate, 0.7to 1.3 parts of sulfur dioxide, 2 to 6 parts of a reinforcing agent, 2.2 to 3.4 parts of disodium ethylene diamine tetraacetate, 52 to 65 parts of distilled water and 8 to 10 parts of acetone. The nano-grade temperature-resisting and salt-resisting cross-linked polymer microspheres provided by the invention have excellent comprehensive performance, temperature resistance and salt resistance and a good blocking effect, and the recovery ratio of crude oil is improved.

The invention relates to a preparation method of a Chinese complex prescription extract. The extract in the preparation method of the Xiaojiean extract is prepared from the following raw materials in parts by weight: 1100 parts of leatherleaf mahonia, 750 parts of evodia lepta, 750 parts of motherwort, 750 parts of spatholobus stem, 900 parts of glabrous greenbrier rhizome and 750 parts of forsythia suspense. The preparation method comprises the following steps of: (1) taking and making the leatherleaf mahonia, the evodia lepta, the motherwort, the spatholobus stem, the glabrous greenbrier rhizome and the forsythia suspense into net herbs; (2) weighting the leatherleaf mahonia, the evodia lepta and the motherwort, refluxing for extracting by adding 4-12 times (V/W) of 50-95% ethanol 2-4 times for 1-4 h every time, filtering to obtain an extracting solution, reducing the pressure of the extracting solution for recycling the ethanol, and condensing into thick paste, drying and crushing; (3) weighting the spatholobus, the glabrous greenbrier rhizome and the forsythia suspense, refluxing for extracting by adding 4-12 times (V/W) of 50-95% ethanol 2-4 times for 1-4 h every time, filtering to obtain an extracting solution, reducing the pressure of the extracting solution for recycling the ethanol, condensing into thick paste, drying and crushing; and (4) evenly mixing the products obtained in the step (2) and the step (3) to obtain the extract.

The invention provides an unsaturated fatty alcohol polypropylene oxide-polyoxyethylene segmented copolymer as well as a preparation method and application thereof. The polymer is a C22 fatty alcoholpolypropylene oxide-polyoxyethylene segmented copolymer containing unsaturated double bonds, and has a structure shown in a general formula I as shown in the specification. The preparation method comprises the steps of carrying out reaction on erucic acid ethyl ester, acetic anhydride and a metal sodium sheet, and carrying out vacuum fractionation to obtain C22 enol; carrying out ring-opening reaction on C22 enol and propylene oxide to obtain C22 enol polyoxypropylene ether; and carrying out ethoxylation reaction on C22 enol polyoxypropylene ether and ethylene oxide to obtain the C22 enol polypropylene oxide- polyoxyethylene segmented copolymer. The C22 enol polypropylene oxide-polyoxyethylene segmented copolymer has excellent performance of emulsification of highly-viscous crude oil and an aqueous solution thickening performance, and has broad application potential in the fields of viscosity reduction of thickened oil by emulsifying, pour point depression of crude oil containing wax and tertiary oil recovery development of low-seepage oilfields.

The invention discloses a pharmaceutical preparation containing temozolomide or pharmaceutically acceptable salts or other derivatives thereof, at least one water-based diluent and at least one cosolvent which is sufficient to substantially dissolve the temozolomide or pharmaceutically acceptable salts or other derivatives thereof and a preparing process thereof, and in particular, discloses the freeze-dried preparation containing the temozolomide.

The invention discloses an enzyme highly concentrated laundry detergent. The enzyme highly concentrated laundry detergent is prepared from, by weight, 20-32 parts of fatty alcohol polyoxyethylene ether sodium sulfate, 20-35 parts of fatty alcohol-polyoxyethylene ether, 3-8 parts of a laundry compounded enzymatic preparation, 3-12 parts of 2-methyl-2,4-pentendiol, 0.01-0.1 part of a preservative, 0.06-1 part of an essence and 100 parts of deionized water. By the adoption of the formula, the enzyme highly concentrated laundry detergent solves all the technical difficult problems during high concentration of a conventional laundry detergent, such as gelling, flowability and layering, and meanwhile solves the problems that the conventional highly concentrated laundry detergent has poor dispersion in water and easily becomes flocculent or spherical during use. Due to high concentration, the use amount of the laundry detergent is greatly reduced, the material packaging and transporting costsand the like are obviously reduced, the adding quantity of non-functional components is also obviously reduced, and thus the production cost is obviously reduced.

The invention relates to the field of environmental protection, in particular to an immobilized microbial soil remediation agent and a soil remediation method thereof. The immobilized microorganism soil remediation agent is prepared by taking charcoal as a carrier, and the microorganism remediation agent has a good remediation effect on soil polluted by polycyclic aromatic hydrocarbon. According to the immobilized microorganism soil remediation agent, microorganisms are immobilized in a limited space area, so that the concentration of microorganism cells is increased, high biological activityof the microorganism cells is kept, and the concentration of useful substances such as amino acid, organic acid and antibiotics secreted by the microorganisms and the biological catalysis effect are improved; bacterial strain colonization is facilitated, and degradation of pollutants is promoted; according to the method, a small amount of protein source is loaded in activated carbon to facilitatesurvival and proliferation of microorganisms; solid waste resources are effectively applied to contaminated soil remediation, and the method is a win-win environment-friendly means; and the soil remediation method has the advantages of being convenient to operate, low in cost, environmentally friendly and good in effect.

The present invention relates to a phenol-degrading bacterium strain capable of producing a biological surfactant and an application thereof. A technical solution is as follows: the provided bacteriumstrain is pseudomonas plecoglossicida BPH-3 which is preserved by the China Center for Type Culture Collection, a preservation number is: CCTCC NO:M 2019144, and a preservation date is March 14, 2019. A GenBank accession number of 16S rDNA of the pseudomonas plecoglossicida BPH-3 is MK575471, the pseudomonas plecoglossicida BPH-3 is a Gram-negative bacterium strain, and colony is milky white andround, smooth in surface and neat in edges; and after Gram staining, the pseudomonas plecoglossicida BPH-3 is negative under a microscope and presents a short-rod shape. During fermentation degradation, the phenol-degrading bacterium strain forms a glycolipid biological surfactant which can promote solubilization, emulsification, wetting and osmosis of long-chain alkanes and can effectively degrade phenol in coking wastewater and petrochemical wastewater.

The invention provides a wood salt-free dyeing method. The wood salt-free dyeing method comprises the following steps that pre-treated wood is placed into an ethanol aqueous solution containing reactive dyes and a cationic dimeric surfactant solution to be dyed, draining, soaping, washing and drying are carried out, and dyed wood is obtained. The wood salt-free dyeing method has the advantages that security and environmental protection are achieved, and the dye-uptake rate is high.