1528 results about "Fatty alcohol" patented technology

The invention relates to the technical field of preparation of surfactants, in particular to a PPO / PEO block Gemini ductile surfactant suitable for high-temperature and high-salt oil reservoirs and a preparation method of the PPO / PEO block Gemini ductile surfactant. The preparation method comprises the following steps: by taking fatty alcohol as an initial raw material, carrying out gradual addition on the fatty alcohol, propylene oxide (PO) and ethylene oxide (EO) through a potassium hydroxide / 18-crown ether-6 catalytic system to prepare an APOnEOm intermediate; the preparation method comprises the following steps: carrying out esterification with a polyethylene glycol bismaleate connecting group, and finally sulfonating with sodium hydrogen sulfite to obtain polyethylene glycol bismaleate diester sodium sulfonate (T-APOnEOm-S). By regulating and controlling the PPO / PEO block ratio, the product has excellent temperature resistance and salt resistance, is suitable for high-temperature and high-salt oil reservoirs, has strong emulsifying capacity, can reduce the oil-water interfacial tension to 10 <-3 > mN / m level, and remarkably improves the oil recovery rate. The preparation process is mild in condition and adjustable in product performance, and has important application value in the field of tertiary oil recovery.

The invention discloses a large-aperture aluminum oxide loaded copper-based catalyst as well as preparation and application thereof. The large-aperture alumina-loaded copper-based catalyst comprises a large-aperture alumina carrier, and copper oxide and lanthanum oxide loaded on the surface of the large-aperture alumina carrier, the large-aperture alumina-loaded copper-based catalyst is granular, the specific surface area is 250-500 m < 2 > / g, the pore volume is 1.0-2.0 cm < 3 > / g, the average aperture is 16-30 nm, and the pore diameter of the large-aperture alumina-loaded copper-based catalyst is 20-30 nm. The large-aperture alumina supported copper-based catalyst comprises the following components in percentage by mass: 79%-98.9% of a large-aperture alumina carrier, 0.1%-6% of copper oxide and 1%-15% of lanthanum oxide. The large-aperture aluminum oxide loaded copper-based catalyst disclosed by the invention shows relatively high catalytic activity and higher alcohol selectivity in a reaction for preparing higher alcohol from ethanol, and particularly has relatively high C6-C10 fatty alcohol selectivity.

This application discloses a detergent tablet free of SLS surfactant and its preparation method. The detergent tablet includes a film-forming agent, an anionic surfactant, a non-ionic surfactant, a chelating agent, an enzyme preparation, an auxiliary agent and a essence. The film-forming agent includes one or more of polyvinyl alcohol, cellulose, and dodecenyl succinate starch ester. The anionic surfactant includes at least two of sodium α-olefin sulfonate, sodium fatty acid methyl ester sulfonate, and sodium hydroxyethyl sulfonate. The non-ionic surfactant includes at least two of fatty alcohol polyoxyethylene ethers, fatty acid methyl ester ethoxylate, and oil ethoxylate.

The invention discloses a functional fracturing fluid directly prepared from flow-back fluid of complex water quality. The fracturing fluid is prepared by directly adding a salt-tolerant polymer and an ion trapping agent into the flow-back fluid. The addition amount of the salt-tolerant polymer accounts for 0.15-0.3% of the total mass of the fracturing fluid, and the addition amount of the ion trapping agent is 100-500ppm. The salt-tolerant polymer is prepared by copolymerization of acrylamide, a salt-tolerant monomer and an allyl quinoline monomer, and the molecular weight of the polymer is 4-15 million. The salt-tolerant monomer is acrylamide polyoxyethylene sodium benzenesulfonate or acrylamide sodium sulfonate. The ion trapping agent is prepared from amino trimethylene phosphonic acid, diethylene triamine penta (methylene phosphonic acid), ethylene glycol bis (2-aminoethyl ether) tetraacetic acid, p-methylphenyl diethanol amine, 2, 3-epoxypropyl trimethyl ammonium chloride, fatty alcohol-polyoxyethylene ether, citric acid and tetrahydrofurfuryl acrylate. The fracturing fluid can be directly prepared from the flow-back fluid, the flow-back fluid does not need to be pretreated, and repeated utilization of the fracturing flow-back fluid is achieved.

The invention relates to the field of zipper processing, in particular to a processing method of a fluoride-free DWR waterproof zipper, which sequentially adopts four steps of pretreatment, padding treatment, drying treatment and heat treatment to carry out waterproof processing on the zipper, the fluorine-free DWR waterproof zipper prepared by matching paraffin, polyether modified silicone oil, carbodiimide, nano silicon dioxide dispersion liquid, fatty alcohol-polyoxyethylene ether and diethylene glycol monobutyl ether has the following advantages that 1, the fluorine-free DWR waterproof zipper meets the limitation requirements of Europe and America regulations and various standards on fluorine element, 2, the waterproof grade meets the grade 4.5 or above of standards such as AATCC / ISO / GB / T and the like, and the fluorine-free DWR waterproof zipper has a good waterproof effect. 3, the washing resistance can reach more than 20 times of washing and drying tests; 4, the phenomenon of white grasping in the market is avoided; and 5, the anti-siphon performance can reach 10H without climbing.

The invention discloses a lithium iron phosphate positive electrode material preparation method, which comprises: 1, adding high polyphosphoric acid and fatty alcohol ether polyoxyethylene ether into a reaction kettle, uniformly mixing, and carrying out a reaction for 2-4 h at a temperature of 70-90 DEG C to obtain fatty alcohol polyoxyethylene ether phosphate; 2, adding iron phosphate, a lithium source, a conductive agent, a metal compound and the fatty alcohol-polyoxyethylene ether phosphate into water, and carrying out ball milling to form mixed slurry; and 3, sequentially carrying out spray drying, sintering and crushing on the mixed slurry to obtain the lithium iron phosphate positive electrode material. Compared with the prior art, the lithium iron phosphate positive electrode material has the advantages that the carbon coating mode of the lithium iron phosphate positive electrode material is optimized by adopting the scheme of taking the fatty alcohol polyoxyethylene ether phosphate as the carbon source, relatively large steric hindrance is generated by decomposition of the carbon source in the sintering process, and growth of lithium iron phosphate particles is hindered; and the lithium iron phosphate positive electrode material with small particle distribution as a main component is prepared.

The invention relates to the technical field of wax emulsions for yarn weaving, in particular to a wax emulsion which has spinnability, hand feeling and stability and is free of layer difference and a preparation method and application of the wax emulsion. The wax emulsion comprises a component A and a component B, wherein the component A is selected from two or more of oxidized modified polyethylene wax, fatty alcohol-polyoxyethylene ether and paraffin; the component B is prepared from the following components in percentage by weight: 2.5 to 5 percent of a cationic surfactant, 2.5 to 5 percent of a nonionic surfactant, 0.1 to 0.5 percent of an antibacterial agent, 0.5 to 1 percent of a pH regulator and the balance of water. The wax emulsion provided by the invention has excellent lubricating effect, softening effect and permeation effect, has no middle-outer layer difference and excellent stability, and does not influence the color light and fastness of a dyed fabric.

The present invention relates to the field of oil exploitation and oilfield chemical materials, particularly to a fatty alcohol copolymer and a surfactant composition, a preparation method therefor, and a use thereof. The copolymer has a chemical structure represented by formula (1), wherein R is selected from substituted or unsubstituted C14-C70 alkyl and substituted or unsubstituted C14-C70 alkenyl, a substituent for the substitution is selected from at least one of hydroxyl, halogen, cyano, nitro, and amino, x is selected from a positive integer of 20-50, and y is selected from a positive integer of 20-40. In the present invention, the surfactant comprising the fatty alcohol copolymer has the characteristics of good high-temperature resistance and salt resistance and low oil / water interface tension.

The invention discloses a high-activity graphene quantum dot and a preparation method thereof, and relates to the technical field of oilfield chemistry, and the preparation method comprises the following steps: uniformly ground carbon source and nitrogen source are mixed, heated, fully reacted and cooled, uniformly dispersed in deionized water by ultrasonic waves, and then subjected to suction filtration, dialysis and freeze drying to obtain the nitrogen-containing graphene quantum dot. The preparation method comprises the following steps: dispersing nitrogen-containing graphene quantum dots, fatty alcohol-polyoxyethylene ether carboxylic acid and a catalyst in absolute ethyl alcohol, carrying out ultrasonic oscillation for 30 minutes, carrying out reflux reaction, and carrying out reduced-pressure rotary evaporation, thereby obtaining the nitrogen-containing graphene quantum dots. The prepared high-activity graphene quantum dots are small in particle size, high in activity and capable of entering small pores to peel crude oil, so that the recovery efficiency can be remarkably improved, the point injection allocation process is simple, the high-activity graphene quantum dots can be rapidly dispersed into injected water, an additional injection allocation device is not needed, and the construction cost is low.

The invention relates to the technical field of building materials, in particular to all-solid-waste self-excitation concrete as well as a preparation method and application thereof. The all-solid-waste self-excitation concrete is prepared from the following raw material components: recycled coarse aggregate, iron tailing sand, activated coal gangue powder, mineral powder, desulfurized fly ash, an alkali activator, a water reducing agent, a mud inhibitor and water, wherein the mud inhibitor is prepared from the following raw materials: fatty alcohol, polyoxyethylene ether and hexadecylamine. The mud inhibitor can stably adsorb muddy fine powder in the iron tailing sand, and occupies adsorption sites on the surface of the muddy fine powder, so that adsorption of the muddy fine powder on a water reducing agent is avoided, and the flowability of concrete slurry is improved. The raw materials are simple and easy to obtain, the cost is low, and the fluidity and the mechanical property of the concrete are effectively improved through the synergistic effect of all the components. The invention effectively solves the problems of high energy consumption, high cost, poor efficiency and complex treatment process caused by the fact that the used treatment material does not have water solubility in the tailing desilting technology in the prior art.

The invention discloses a novel composite fog dispersal catalyst formula and a preparation method thereof, and belongs to the field of manual intervention weather catalyst manufacturing. The catalyst comprises a hygroscopic agent, which can be calcium chloride, magnesium chloride, sodium chloride, urea, calcium hydroxide or magnesium hydroxide; the carrier agent can be oxidized starch, bentonite, diatomite, a molecular sieve or cellulose; and the dispersing agent can be silicon dioxide, fatty alcohol-polyoxyethylene ether, polyethylene glycol, fatty glyceride or titanium dioxide. The prepared catalyst has good hygroscopicity and dispersibility, and when the catalyst is sown in dense fog, the dense fog can be rapidly dissipated. The raw materials have high water absorption characteristic and dispersity and can accelerate dissipation of warm dense fog and improve visibility, most of the carrier materials are non-toxic and harmless environment-friendly materials, the content of chloride ions and alkali metal ions in the composite catalyst is effectively reduced by controlling the proportion, the corrosion effect caused by various ions is reduced, and the requirement for environmental protection is met.

A solid gel foam fire extinguishing agent includes a material A and a material B; the material A includes the following components in mass percentage: 18% to 25% of an inorganic silicate, 0.25% of sodium carboxymethyl cellulose, 0.25% of sodium alginate, 0.1% to 0.5% of xanthan gum, 0.5% to 1% of polyvinyl alcohol, 0.5% to 1.5% of sodium lauryl sulfate, 0.01% to 0.05% of dodecanol, 0.005% to 0.01% of disodium ethylenediaminetetraacetate, and water as a balance; and the material B includes the following components in mass percentage: 25% of sodium dihydrogen phosphate, 25% of acetic acid, 1% to 1.5% of fatty alcohol polyoxyethylene ether, 0.1% to 0.5% of 3% aqueous film-forming foam, 0.01% to 0.05% of the dodecanol, and water as a balance. The fire extinguishing agent exhibits advantages including low density, low oil wettability, high resistance, high adhesiveness, and foam collapse-resistant properties in fire resistance.

The invention discloses a compound emulsifier for a DTY (Draw Textured Yarn) oil agent. The compound emulsifier is prepared from the following components in parts by weight: 8-20 parts of an antistatic agent, 35-50 parts of C12-14 fatty alcohol polyoxyethylene polyoxypropylene ether, 10-20 parts of fatty acid amide polyoxyethylene polyoxypropylene ether and 20-35 parts of sorbitan fatty acid ester, and the fatty acid amide polyoxyethylene polyoxypropylene ether is cocamidopropyl polyoxyethylene polyoxypropylene ether or oleamide polyoxyethylene polyoxypropylene ether. Compared with an existing emulsifier for DTY oiling agent, the compound emulsifier does not contain APEO and other components, is safe and environmentally friendly, has good emulsifying performance and low dosage, and the DTY oiling agent prepared by emulsification of the compound emulsifier is stable, has good smoothness and antistatic property, is easy to wash off on fibers, and does not affect subsequent dyeing processing.

The invention provides a water-in-oil adjuvant for animal vaccines and a preparation method and application thereof, and relates to the technical field of biology, the water-in-oil adjuvant comprises 73%-75% of oil for injection, 20%-23% of an emulsifier and 2%-7% of a stabilizer; the emulsifying agent is prepared from 4.5 percent to 5 percent of polyoxyethylene fatty alcohol ether, 3.0 percent to 3.5 percent of glycerol monoisostearate, 7.0 percent to 8.0 percent of span 80, 4.5 percent to 5 percent of Tween 80 and 1 percent to 1.5 percent of vitamin E; the vaccine prepared from the water-in-oil adjuvant has the advantages that the viscosity is reduced, and the injection is easy. The technical problems that in the prior art, a vaccine prepared from an oil-in-water adjuvant is large in viscosity, so that resistance is large during injection, the occurrence rate of side reactions is high, an injection part swells, and granuloma is formed are solved.

The invention relates to the technical field of solar cells, and mainly provides a cell edge passivation method and a solar cell. The battery edge passivation method comprises the following steps: slicing a whole battery to obtain battery pieces; enabling the cutting surface of the battery piece to be in contact with a fluorine-containing resin solution; wherein the fluorine-containing resin solution comprises fluorine resin containing sulfonic acid groups, fatty alcohol and water; and drying the cutting surface in contact with the fluorine-containing resin solution by using inert gas, and forming a passivation layer on the dried cutting surface. According to the battery edge passivation method in the technical scheme, the conversion efficiency of the solar battery can be improved, the equipment investment cost is low, and the process is simple.

The invention discloses a waterborne polyurethane-urea dispersion with high brushing property as well as a preparation method and application of the waterborne polyurethane-urea dispersion. According to the waterborne polyurethane-urea dispersion, more hydrophilic ion groups are enriched to the surfaces of latex particles by controlling reaction sites of an amine compound with hydrophilicity or hydrophilic potential and an isocyanate group, and fatty alcohol-polyoxyethylene ether with a specific structure is matched. The waterborne polyurethane-urea dispersion prepared by the preparation method disclosed by the invention is excellent in brushing performance, and can be applied to the field of adhesives, and other properties are slightly influenced.

The invention discloses an artemisinin derivative nano assembly with anti-tumor activity and a preparation method and application thereof. The nano assembly is formed by self-assembling artemisinin derivatives through intermolecular force and modifying the artemisinin derivatives with a PEG modifier; the artemisinin derivative is artesunate or dihydroartemisinin of which the side chain is binary acid or saturated fatty alcohol or unsaturated fatty alcohol; the mass ratio of the artemisinin derivative to the PEG modifier is (10: 90)-(90: 10), so that the technical effects of high drug loading capacity, good stability, low toxic and side effects and the like are realized, the urgent demand on high-efficiency and low-toxicity preparations in clinic is met, a new strategy is provided for the assembly of homotype synergistic drug nanoparticles, and the application prospect is broad. An effective nano platform is provided for developing a carrier-free nano assembly and a high-efficiency and low-toxicity nano preparation.

The invention relates to the technical field of wind power gear oil, in particular to synthetic ester wind power gear oil base oil and a preparation method thereof, and the synthetic ester wind power gear oil base oil is prepared according to the following steps: mixing neopentyl polyol, dicarboxylic acid, monobasic fatty alcohol and monobasic carboxylic acid according to a specific proportion and sequence, adopting inert gas as a water-carrying agent and shielding gas, and reacting at the temperature of 60-80 DEG C for 1-2 hours to obtain the synthetic ester wind power gear oil base oil. And carrying out esterification reaction under the action of a tin-based esterification catalyst, and carrying out liquid-solid separation on the esterification product and the catalyst while the esterification product is hot. The synthetic ester wind power gear oil base oil disclosed by the invention has excellent viscosity-temperature performance, low-temperature performance and biodegradability, belongs to environment-friendly lubricating oil base oil, and can meet the lubrication protection requirements under harsh working conditions; the problems that existing special gear oil for wind power generation is insufficient in comprehensive performance, short in service life, prone to causing environmental pollution and the like can be effectively solved.

The invention discloses a preparation method of a polyimide foam composite material with high mechanical strength, which comprises the following steps: (1) adding a mixture of organic acid anhydride and organic amine and fatty alcohol into an organic solvent, dissolving and heating for reaction to obtain a prepolymer solution; (2) adding the functional filler into the prepolymer solution, then supplementing the polar organic solvent, and fully stirring to form a foaming base material; and (3) adding a catalyst, a foaming agent, a surfactant and a cross-linking agent into the foaming base material, uniformly stirring, pouring into a mold for free foaming, heating after foaming, and curing to obtain the high-mechanical-strength polyimide foam composite material. The polar organic solvent and the functional filler are supplemented into the foaming base material, fusion and densification of the foam body are achieved, the hard polyimide foam is obtained, and structure-function integrated preparation of the polyimide foam is achieved through the functional nano filler. Therefore, the high-mechanical-strength polyimide foam composite material is prepared.

The invention belongs to the technical field of additives, and particularly relates to a low-sensitivity air-entraining type polycarboxylate superplasticizer and a preparation method thereof. The low-sensitivity air-entraining type polycarboxylate superplasticizer is prepared from the following components in parts by weight: 60 to 90 parts of polyacrylic acid, 0.5 to 1.5 parts of stabilizer, 60 to 90 parts of maleated rosin modified polyether macromonomer, 12 to 20 parts of air-entraining monomer, 270 to 320 parts of solvent and 0.5 to 0.8 part of sodium hydroxide. The maleated rosin modified polyether macromonomer comprises the following components in parts by weight: 40-50 parts of ethylene glycol monovinyl polyethylene glycol ether, 10-20 parts of an intermediate and 100-200 parts of absolute ethyl alcohol, the intermediate 1 comprises the following components in parts by weight: 10-20 parts of maleated rosin, 5-10 parts of epoxy chloropropane, 50-70 parts of an organic solvent and 0.1-0.5 part of a catalyst. According to the invention, a hydrophobic cyclic structure of rosin and a hydrophilic group of fatty alcohol-polyoxyethylene ether are introduced, so that the air entraining and foam stabilizing capabilities of the water reducing agent are optimized, meanwhile, the dispersity and compatibility in cement paste are improved through a structural complementary design, and the working performance and durability of the water reducing agent are remarkably improved.

The invention relates to the technical field of paint removers, and particularly discloses a paint removal composition, a paint stain cleaning agent and application of the paint stain cleaning agent. The paint stain cleaning agent provided by the invention is prepared from the following components in parts by weight: 30 to 40 parts of EDTA-2Na (Ethylene Diamine Tetraacetic Acid), 200 to 300 parts of caustic soda flakes, 140 to 170 parts of sodium alcohol ether sulphate, 160 to 180 parts of sodium xylene sulfonate, 400 to 450 parts of monoethanolamine, 1100 to 1300 parts of diethylene glycol monobutyl ether, 250 to 300 parts of limonene, 40 to 100 parts of saponin extract and 3700 to 3900 parts of water, the saponin extract is selected from one or more of soapnut saponin, fenugreek saponin and aescin; the invention further provides a paint stain cleaning agent prepared from the paint removal composition and application of the paint stain cleaning agent to cleaning of protective clothing. The paint stain cleaning agent provided by the invention can quickly permeate into paint and the contact surface of the paint and protective clothing, so that the paint on the surface of the protective clothing is dissolved and effectively stripped.

The invention relates to a liquid detergent composition comprising a first surfactant selected from fatty alcohol ether sulfates, a second surfactant selected from betaines, optionally at least one solvent selected from ethanol, propanol, isopropanol, ethylene glycol, butyl glycol, propylene glycol, polypropylene glycol, alcoholamine, monoethanolamine, glycerol and mixtures thereof, wherein the salt concentration in the composition is about 0.2 to about 10 wt.-% and wherein the salt is selected from the group consisting of sodium salts such as sodium chloride, sodium sulfate, sodium formate, sodium acetate or sodium propionate, potassium salts such as potassium chloride, potassium sulfate, potassium formate, potassium acetate or potassium propionate, magnesium salts such as magnesium chloride, magnesium sulfate, magnesium formate, magnesium acetate or magnesium propionate, and calcium salts such as calcium chloride, calcium sulfate, calcium formate, calcium acetate or calcium propionate, and mixtures thereof, and wherein the composition is a concentrate that can be diluted with water while maintaining or increasing the viscosity.The present invention further relates to the use of such a cleaning composition for cleaning hard surfaces, in particular dishes, and to a process for preparing a cleaning composition, the process comprising diluting the concentrated liquid cleaning composition with water.

The invention provides a powerful heavy oil stain cleaning agent and a preparation method thereof, and belongs to the technical field of cleaning agents. The cleaning agent is prepared from the following components in percentage by mass: 70 to 90 percent of water, 0.2 to 1.0 percent of tetrasodium glutamate diacetate, 0.2 to 1.0 percent of coconut alkyl quaternary amine ethoxylate, 1.0 to 3.0 percent of C9-11 fatty alcohol-polyoxyethylene ether, 1.0 to 5.0 percent of fatty ether nonionic surfactant, 1.0 to 8.0 percent of polyol solvent, 1.0 to 5.0 percent of monoethanolamine, 0.5 to 2.0 percent of sodium hydroxide and 0.1 to 0.3 percent of essence. The powerful heavy oil stain cleaning agent is good in cleaning effect, small in damage to cleaned objects and good in environmental protection performance.

The invention discloses a heavy oil composite viscosity reducer and a preparation method thereof. The heavy oil composite viscosity reducer comprises the following components: mahogany petroleum sulfonate, alkylphenol polyoxyethylene ether, fatty alcohol polyoxyethylene polyoxypropylene ether sulfonate, amido gemini quaternary ammonium salt, hexadecyl dimethyl hydroxypropyl betaine, a nano material, an alkaline material and small molecular alcohol. The problems that an existing petroleum sulfonate composite surfactant is still poor in viscosity reducer, temperature resistance and high mineral salt resistance are effectively solved.

The invention relates to a polysaccharide and oligopeptide composition and application thereof in promoting plant growth. The polysaccharide and oligopeptide composition comprises the following components: xanthan gum, algal polysaccharides, a grifola frondosa extract, soybean oligopeptide, wheat oligopeptide, corn oligopeptide, modified silicon dioxide, itaconic acid, indolebutyric acid, glycine, glutamic acid, citric acid and fatty alcohol-polyoxyethylene ether. Wherein the modified silicon dioxide is obtained by reacting silicon dioxide with an acrylate-based silane coupling agent and then reacting with acrylic acid esterified humic acid. According to the plant growth promoter, the modified silicon dioxide is compounded with various substances such as polysaccharide and oligopeptide, the components are good in compatibility, the stability of the product is improved, the action time is prolonged, the absorption efficiency is improved, plant growth can be efficiently promoted, the defects of existing products are overcome, and the plant growth promoter has important significance on development of plant growth promoter products.

The invention relates to the technical field of non-woven fabric processing, and discloses a non-woven fabric dyeing process which comprises the following steps: step 1, pretreatment; the method comprises the following steps: (1) solution preparation: preparing an aqueous solution containing a surfactant and a penetrant, selecting fatty alcohol-polyoxyethylene ether as the surfactant and controlling the mass concentration at 0.5%-1%, and adopting JFC as the penetrant and controlling the mass concentration at 0.2%-0.5%; and (2) soaking treatment: completely soaking the non-woven fabric into the solution, keeping the soaking temperature at 30-40 DEG C, and setting the soaking time to be 15-25 minutes. According to the dyeing process of the non-woven fabric, a specific surfactant and a penetrating agent are used in the pretreatment step, reactive dye and a proper amount of dyeing assistant are adopted in the dyeing process, dyeing is carried out under the conditions of proper temperature, pH value and time, a cationic color fixing agent is selected in the color fixing step, and the cationic color fixing agent can chemically react with the dye to form stable chemical bonds; therefore, the effects of ensuring uniform dyeing and color brightness of the non-woven fabric and reducing the cost can be achieved.

The invention discloses a special spinning oil agent for PEEK fine denier monofilament, which comprises the following components in percentage by mass: 35-65% of smoothing agent, which is prepared by mixing heat-resistant synthetic ester and polyether modified siloxane according to the mass ratio of (2-5): 1; the composite antistatic agent is formed by mixing alkyl sulfonate and potassium alkyl phosphate according to the mass ratio of 1: (1-2); the compound emulsifier is formed by mixing fatty alcohol-polyoxyethylene ether and castor oil polyoxyethylene ether according to the mass ratio of (1-3): 1; 4-12% of a high temperature resistant additive, which is tricresyl phosphate; 1-6% of a bundling agent which is a polyoxyethylene ether compound; 0.5-4% of a fiber splitting agent, which is a siloxane derivative; the functional additive is prepared by mixing a hindered phenol antioxidant and nano silicon dioxide according to the mass ratio of (1-3): 1; and 5-15% of deionized water. The high-temperature-resistant antistatic emulsion has the advantages of excellent high-temperature resistance, antistatic effect and emulsion stability.

The invention provides colloidal liquid foam and application thereof in removal of heterogeneous aquifer pollutants, and belongs to the technical field of environmental remediation. The colloidal liquid foam raw materials comprise a water-soluble surfactant solution and an oil-soluble surfactant solution, the water-soluble surfactant solution is a sodium dodecyl sulfate solution, and the oil-soluble surfactant solution is an organic solvent of fatty alcohol polyoxyethylene 9 ether. And injecting the colloidal liquid foam into the heterogeneous aquifer heavily polluted by the non-aqueous phase liquid, then extracting the heterogeneous aquifer, and injecting clear water for cleaning so as to remove pollutants in the heterogeneous aquifer. The colloidal liquid foam is suitable for the temperature environment of the aquifer, the removal effect on the heavy non-aqueous phase liquid pollutants is not affected by the types and concentration of inorganic ions, the remediation technology is simple in process, and the removal efficiency on the heavy non-aqueous phase liquid pollutants can reach 99% or above.

The invention relates to the technical field of surfactants, and particularly discloses a preparation method and application of a sulfosuccinate type surfactant, and the preparation method specifically comprises the following steps: (1) esterification reaction: under the protection of inert gas, adding fatty alcohol and carboxylic acid anhydride, introducing gas for 10-20 minutes, adding a difunctional acidic site catalyst, heating to 95-105 DEG C, and reacting for 2-3 hours to obtain an esterification product; and (2) sulfonation reaction: cooling the esterification product to 70-80 DEG C, dropwise adding 20-40wt% of sulfonating agent aqueous solution, preserving heat for 1-2 hours after dropwise adding, and then performing post-treatment to obtain the sulfosuccinate type surfactant. In the preparation process, one-pot preparation is realized by regulating and controlling process conditions and developing a catalyst to efficiently catalyze esterification and sulfonation, intermediate products do not need to be separated between esterification and sulfonation, material loss caused by transfer and separation is avoided, the adopted catalyst can be used for inhibiting premature oxidation of a sulfur source in the sulfonation process, and the sulfonation efficiency is improved. The generation of byproducts is reduced, and the yield is improved.

The invention provides a synthetic method and application of pure water-based acrylic resin. The preparation method comprises the following steps: firstly, esterifying acrylic acid and fatty alcohol to prepare an acrylate monomer with a flexible chain segment and hydrophilic-hydrophobic balance; then, acrylic ester and diethanol amine are subjected to aminolysis to generate a hydroxyl-containing acrylamide derivative, hydroxyl and trimethylolpropane ester exchange is carried out to form a branched node, and the crosslinking potential of a molecular chain is increased; the hydroxyl group and the isocyanate group are combined to generate a carbamate hard segment and construct a hyperbranched skeleton, and meanwhile, double bonds are reserved for subsequent free radical polymerization; and finally, copolymerizing the flexible monomer, the hyperbranched hard-segment monomer and hydroxyethyl acrylate to form the composite resin containing high-density hydroxyl groups, wherein the soft and hard segments of the composite resin are microphase-separated. The pure water-based acrylic resin prepared by the invention has excellent adhesive force, weather resistance, solvent resistance and the like, is applied to baking varnish, effectively improves the performance of the baking varnish, and has the characteristics of being green and environment-friendly.