1312 results about "Alkylbenzenes" patented technology

The invention discloses a photovoltaic POSS (polyhedral oligomeric silsesquioxane)-containing antireflection film coating liquid and a preparation method thereof, the coating liquid comprises the following raw materials in parts by weight: 80-100 parts of modified emulsion, 10-15 parts of modified graphene, 3-5 parts of sodium dodecyl benzene sulfonate, 1-3 parts of triethylene tetramine and 40-60 parts of deionized water, a modified additive in the coating liquid contains a polyhedral oligomeric silsesquioxane structure, the polyhedral oligomeric silsesquioxane structure can form uniformly-distributed nanopores and is matched with a two-dimensional honeycomb lattice structure in the graphene oxide, the surface roughness can be increased, the microstructure can scatter incident light and reduce specular reflection, so that the surface light transmittance is improved, and meanwhile, the modified additive molecule contains a fluoroalkyl structure, so that the surface light transmittance is improved. The fluoroalkane has a high refractive index, so that light reflection can be reduced, and the light transmittance is further improved.

The invention relates to the technical field of plugging agents, and discloses a viscoelastic polymer type self-assembly plugging agent and a preparation method thereof. The preparation method comprises the following steps: adding acrylamide, butyl acrylate, 2-acrylamide-2-methylpropanesulfonic acid, quaternized cyclodextrin, gamma-glycidyl ether oxypropyl trimethoxy silane modified bentonite, Schiff base styrene, a sodium dodecyl benzene sulfonate emulsifier and octadecyl dimethyl allyl ammonium chloride into a reaction kettle; and adding an azodiisobutyronitrile initiator into the deionized water, uniformly mixing, and reacting for 4-5 hours at 50-65 DEG C to obtain the viscoelastic polymer type self-assembled plugging agent after the reaction is finished. The plugging agent disclosed by the invention has a relatively good plugging effect, and effectively solves the problem that the gel strength is weakened or the gelling is not thorough due to the formation shearing effect in a continuous gel migration process.

The invention discloses a method for synthesizing GaOOH and beta-Ga2O3 materials with relatively good crystal quality and relatively uniform phase by taking gallium nitrate as a gallium source through a hydrothermal method and high-temperature calcination treatment, and characterizing the GaOOH and beta-Ga2O3 materials. The hydrothermal method adopted by the method has the advantages of simplicity in operation, low cost and the like, and has great advantages in the aspect of synthesizing gallium oxide. And compared with the traditional methods such as CVD (Chemical Vapor Deposition) and the like, which need to introduce noble metal elements as catalysts, easily cause reduction of material crystal quality and introduce unnecessary impurity elements, the method disclosed by the invention can be used for synthesizing the gallium oxide material with relatively good crystal quality and relatively uniform phase by combining a hydrothermal method and high-temperature calcination treatment. GaOOH powder is synthesized by adding an anionic surfactant sodium dodecyl benzene sulfonate (SDBS) solution with different concentrations, and then the GaOOH powder is calcined at the high temperature of 900 DEG C to obtain beta-Ga2O3 materials with different sizes.

The invention belongs to the technical field of high polymer chemical materials, and particularly relates to a self-repairing composite waterproof board and a preparation method thereof. The invention relates to a high-temperature-resistant graphene coating which is prepared from the following raw materials: bisphenol A diglycidyl ether, fluorosilane modified nano SiO2, graphene slurry, polydimethylsiloxane, epoxy-terminated polydimethylsiloxane, a urea-formaldehyde prepolymer, a silane coupling agent, sodium dodecyl benzene sulfonate, an FSO-100 fluorocarbon surfactant, a CTBN adhesive, a curing agent, an epoxy accelerator DMP-30 and a diluent. Through the collaborative design of the gradient structure of the hard framework and the soft coating, low-surface-energy filler chemical anchoring, microcapsule local material supplementing and thermal triggering dynamic bond rearrangement, the board obtains balance among the bearing strength, long-term hydrophobicity, weather-proof barrier and repeatable thermal self-repairing; and meanwhile, the common defects that room-temperature self-repairing is difficult to realize, hydrophobic particles are easy to agglomerate, a coating is easy to layer and the like are avoided.

The invention relates to the technical field of expansive soil treatment, and particularly discloses an expansive soil rapid hardening material as well as a preparation method and application thereof. The invention discloses an expansive type rapid hardening material for soil. The expansive type rapid hardening material is prepared from the following components: high belite sulphoaluminate cement clinker, ordinary Portland cement, gypsum, solid waste high-activity superfine powder, a nano crystal nucleus induction activating agent, a nano modified complexing agent and a modified early strength agent, the nano crystal nucleus induction activating agent is prepared from nano Al2O3, sodium dodecyl benzene sulfonate, NaOH and Na2SiO3; the nano modified complexing agent is prepared from nano SiO2, lauryl sodium sulfate and silane; the modified early strength agent is prepared from modified graphene oxide, Na2SiO3 and water. According to the technical scheme, the solid waste can be recycled, the expansive soil treated by the hardening material can achieve the effects of high hour strength and good water stability, and the curing speed and the production efficiency are greatly improved.

The invention relates to the technical field of UV paint for floors, in particular to UV paint for SPC floors and a preparation method of the UV paint. The UV paint for the SPC floor is prepared from the following raw materials in parts by mass: 50 to 100 parts of UV resin, 20 to 40 parts of 1, 6-hexanediol diacrylate, 20 to 40 parts of a mixed solvent, 5 to 15 parts of polystyrene microspheres, 1 to 5 parts of tetraethoxysilane, 0.1 to 1 part of sodium dodecyl benzene sulfonate, 0.1 to 1 part of a silane coupling agent, 1 to 2 parts of diphenylmethane diisocyanate, 1 to 2 parts of a flatting agent, 1 to 2 parts of a photoinitiator and 1 to 2 parts of a delustering agent, the UV resin comprises urethane acrylate with the functionality of 2 to 3 and urethane acrylate with the functionality of 4 to 6. The paint film obtained by the invention has the advantages of high curing speed, strong adhesive force, good flexibility and excellent wear resistance, and is especially suitable for preparing SPC floors.

The invention discloses an organic electroluminescent material and an organic electroluminescent device and application thereof.The organic electroluminescent material can serve as a functional layer of the organic electroluminescent device, 9-alkyl-9-phenyl-9H-fluorene serves as a parent nucleus and is directly connected with arylamine on the parent nucleus, one side chain of the arylamine is aryl or heteroaryl, the other side chain of the arylamine is 1, 1, 4, 5, 6-tetramethyl-1, 3, 5-tetramethyl-1, 3, 5-tetramethyl-1, 3, 5-tetramethyl-1, 3, 5-tetramethyl-1, 3, 5-tetramethyl-1, 3-tetramethyl-1, 3-tetramethyl-1, 3-tetramethyl-1, 3-tetramethyl-1, 3-tetramethyl-1, 3-tetramethyl-1, 3-tetramethyl-1 Compared with other compounds, the organic electroluminescent material compound disclosed by the invention has the advantages that the transverse electric leakage is small, and the phenomena that adjacent pixels are lightened, transverse crosstalk is generated between adjacent sub-pixels and color display is influenced due to transverse leakage current of the adjacent pixels in a device can be reduced. The organic electroluminescent material is used as a functional layer of the organic electroluminescent device, and the problems that color display is affected and picture display is abnormal due to transverse electric leakage of an OLED display device can be solved.

Transalkylation processes using catalysts comprising three dimensional 12 membered ring zeolites with a combination of small and large pores are described. These catalysts have increased conversion of alkylphenols to phenol, cresols, and alkylbenzenes from coal-derived liquid streams compared to catalysts consisting of HZSM-5 zeolite.

The invention relates to the technical field of reverse osmosis membrane maintenance, in particular to a cleaning scale inhibitor special for a reverse osmosis membrane and application of the cleaning scale inhibitor. The cleaning scale inhibitor provided by the invention comprises an agent A, an agent B and an agent C, the agent A comprises the following components in percentage by mass: 10-20% of organic phosphonic acid, 10-20% of polycarboxylic acid polymer, 5-10% of sulfamic acid, 3-8% of sodium gluconate and the balance of water; the agent B comprises 8-15% of an isothiazolinone bactericide, 5-10% of a nonionic surfactant, 3-8% of a chlorine bactericide, 2-5% of sodium dodecyl benzene sulfonate and the balance of water; and the agent C comprises 10-20% of sodium polyacrylate, 8-15% of sodium hexametaphosphate, 5-10% of citric acid, 3-8% of silicate and the balance of water. The cleaning scale inhibitor provided by the invention has an efficient cleaning effect on various pollutants, is environment-friendly, and does not cause chemical damage to a reverse osmosis membrane.

The invention provides a composite synergistic system for a shale gas old well and an immovable string production increasing process. The composite synergistic system mainly comprises the following substances: 10-12% of a wetting improver; 4%-6% of a scale remover; 2%-3% of a scale inhibition dispersant; 5%-10% of a resistance-reducing discharge aiding agent; 15%-20% of a synergistic accelerant; the wetting improver is a mixture of alkyl polyglucoside, an anionic surfactant sodium dodecyl benzene sulfonate and deionized water, the content of the alkyl polyglucoside in the wetting improver is 5%-10%, and the content of the anionic surfactant sodium dodecyl benzene sulfonate is 15%-18%; the descaling agent is a mixture of sodium alpha-olefin sulfonate and nonylphenol polyoxyethylene ether ammonium sulfate, and the mass ratio of the sodium alpha-olefin sulfonate to the nonylphenol polyoxyethylene ether ammonium sulfate in the descaling agent is (2: 1)-(3: 1). According to the composite synergistic system, through combination and reuse of different materials and different doses, the multifunctional composite synergistic system integrating vibration, permeation and dispersion effects is researched and developed, and therefore immovable tubular column yield increase construction of a shale gas old well is achieved.

The invention provides a secondary battery and an electronic device, the secondary battery comprises a positive pole piece and a negative pole piece, the positive pole piece comprises a positive pole material layer, the positive pole material layer comprises a positive pole active material, and the positive pole active material comprises a manganese-containing material; the manganese-containing material comprises at least one of lithium manganate, lithium iron manganese phosphate, a lithium-rich manganese-based material or nickel cobalt lithium manganate. The negative pole piece comprises a first additive, the first additive comprises at least one of carboxylate, sulfonate or a metal organic framework compound, carboxylate comprises at least one of lithium oxalate, sodium citrate, sodium maleate or sodium tartrate, sulfonate comprises at least one of sodium benzenesulfonate, sodium dodecyl benzene sulfonate or sodium methanesulfonate, and metal organic framework compound comprises at least one of lithium oxalate, sodium citrate, sodium maleate or sodium tartrate. The metal organic framework compound is prepared from at least one of Zn (C4H7N2) 2, C48H28O32Zr6 or C14H16N2O8Mg2. The invention further discloses a preparation method of the metal organic framework compound. The secondary battery meets the characteristics, and the cycle performance of the secondary battery can be improved.

The invention belongs to the technical field of building materials, and particularly relates to a micro-expansion anti-cracking waterproof composite deep groove filler and a preparation method thereof. The micro-bulking anti-cracking waterproof composite deep groove filler provided by the invention comprises cement, gypsum, mineral powder, nano silicon oxide, coarse aggregate, fine aggregate, modified fibers, an expanding agent, a polycarboxylate superplasticizer and water. According to the invention, polyacrylamide, calcium sulphoaluminate and magnesium oxide are adopted to jointly form an expanding agent, and early-stage-late-stage full-period shrinkage compensation is jointly formed in a concrete hydration process, so that the density of the concrete is effectively improved, and the waterproof performance of the concrete is further improved; according to the invention, sodium dodecyl benzene sulfonate and propylene glycol block polyether are adopted to carry out compound modification on graphene oxide, and gamma-aminopropyltriethoxysilane is connected to the surface of basalt fiber, so that the bonding strength of basalt fiber and a cement matrix and the compactness of the cement matrix are improved, and the waterproof and anti-cracking properties of concrete are further improved.

The invention discloses a high-salt-resistance composite cleanup additive and a preparation method thereof, and relates to the technical field of oilfield chemical additives. The invention discloses a high-salt-resistance composite discharge aiding agent. The cleaning agent is prepared from the following raw materials in parts by weight: 10 to 20 parts of modified sodium dodecyl benzene sulfonate, 5 to 10 parts of cocamidopropyl betaine, 8 to 15 parts of polyoxyethylene ether, 2 to 5 parts of nano silicon dioxide, 3 to 8 parts of sodium hexametaphosphate, 1 to 3 parts of low-molecular-weight polyacrylamide, 4 to 10 parts of modified polyacrylic acid-acrylamide copolymer, 15 to 30 parts of ethanol and 5 to 12 parts of ethylene glycol butyl ether. 2-6 parts of an imidazoline derivative, 3-7 parts of amino trimethylene phosphonic acid, 4-9 parts of sodium silicate and 2-5 parts of citric acid-sodium citrate. Aiming at development requirements of high-salt oil reservoirs, sodium dodecyl benzene sulfonate and the polyacrylic acid-acrylamide copolymer are modified, and raw materials are scientifically compounded, so that the cleanup additive shows high stability in a high-salt environment, can reduce interfacial tension and effectively regulate and control rock surface wettability, has foam stability and biodegradability, and can be widely applied to high-salt oil reservoirs. The method is suitable for high-salt complex oil reservoir operation scenes.

The invention relates to a phosphorus spontaneous combustion prevention modified fly ash three-phase foam material and a preparation method and application thereof, the modified fly ash three-phase foam material is prepared by taking fly ash as a solid phase, sodium dodecyl benzene sulfonate and alpha-olefin sulfonate as foaming agents, xanthan gum and sodium silicate as foam stabilizers, and potassium chloride as a surfactant. The modified fly ash three-phase foam provided by the invention has more excellent temperature resistance and flame retardance, and can well play a role in preventing phosphorus spontaneous combustion.

The invention discloses a combined inhibitor for high-mud-content scheelite flotation and application, belongs to the technical field of scheelite flotation, and aims to solve the technical problems that in the high-mud-content scheelite flotation process, argillaceous particle adsorption agents and gangue inhibition are not thorough, and an existing inhibitor is poor in selectivity, large in dosage and the like. The combined inhibitor comprises tannic acid / sodium humate and metal ions and is matched with the pH regulator to form a flotation reagent system, the collecting agent is prepared by compounding sodium oleate, oxidized paraffin soap and sodium dodecyl benzene sulfonate according to the mass ratio of 3: 1: 1, and the foaming agent is MIBC or terpenic oil. Through the synergistic effect of tannic acid / sodium humate-metal ions, mud dispersion and inhibition of fluorite and calcite can be synchronously achieved, and flotation of scheelite with the high mud content is enhanced; through one-stage roughing, three-stage scavenging and three-stage heating concentration, the grade and the recovery rate of WO in scheelite concentrate are improved, and the method is low in reagent dosage, environmentally friendly and suitable for industrial production.

The application belongs to the technical field of functional coating materials, and particularly relates to a kind of super-hydrophobic solution based on fumed silica and its preparation method and application, comprising: step one, 20-200nm fumed silica nanoparticles are dispersed in ethanol / water mixed system, and sodium dodecyl benzene sulfonate is added to prevent agglomeration;Step two, under the catalysis of ammonia, tetraethyl orthosilicate and 1H, 1H, 2H, 2H-perfluorodecyltriethoxysilane are added dropwise in sequence for fluorination modification;Step three, fluorinated silica nanoparticle suspension is prepared by ultrasonic-assisted reaction;Step four, the solution is sprayed onto the surface of ceramic substrate with micro-nano structure to form a coating;Step five, strong adhesion without adhesive is realized by mechanical anchoring effect.The application realizes super-hydrophobic performance of 153±0.5° high water contact angle and physical adhesion stability under 100-200g load by the synergistic effect of nanoparticle size effect and substrate surface topological structure, low surface energy of fluorinated alkyl chain and Cassie-Baxter air cushion layer effect, and is especially suitable for self-cleaning surface, anti-icing coating and marine corrosion prevention field.

The invention discloses a copper-clad plate material containing elastomer resin and a preparation method of the copper-clad plate material, and belongs to the technical field of new materials. The method comprises the following steps: mixing a styrene-butadiene-styrene block copolymer with polybutadiene rubber, adding nano-montmorillonite, and carrying out intercalation modification through hexadecyl trimethyl ammonium bromide to prepare nano-modified elastomer resin; the preparation method comprises the following steps: mixing polybutylene terephthalate with nano silicon dioxide, and carrying out surface modification by gamma-aminopropyltriethoxysilane and hexamethyldisilazane to obtain a resin matrix; mixing the two phases, adding citric acid, and carrying out microwave heating and high-shear dispersion to obtain a discrete material; carrying out hot pressing on the dispersion, adding polyurethane and polylactic acid, uniformly mixing, adding polydimethylsiloxane and sodium dodecyl benzene sulfonate, and curing to obtain a cured product; and coating the surface of the cured product with a nano-copper layer. The material has the characteristics of high peel strength, low dielectric loss, low water absorption and low thermal expansion, and is suitable for the field of high-speed low-loss copper-clad plates.

The application discloses an aluminum alloy surface fine polishing polishing composition, polishing liquid and application thereof, and particularly belongs to the technical field of metal surface treatment. The polishing composition comprises the following components in mass fraction: 70-80 parts of silica sol, 1-4 parts of dispersing agent, 5-7 parts of surfactant, 5-10 parts of corrosion inhibitor, and 0.5-2 parts of water-retaining agent; and the surfactant is composed of perfluoropolyether, coconut oil alkylolamide and sodium dodecyl benzene sulfonate. The polishing composition provided by the application has high polishing efficiency, can reduce polishing cost, improve product quality, has low material surface roughness and few scratches after polishing treatment, effectively improves the polishing surface quality, improves the overall appearance and durability of the material, and the polishing liquid does not contain toxic substances such as chromium / phosphorus, and is environment-friendly.

The present invention relates to liquid aqueous detergent compositions comprising a surfactant system comprising a primary surfactant being anionic surfactant and a secondary surfactant being amphoteric surfactant whilst the surfactant system is free of alkylbenzene sulphonates and derivatives thereof. The invention further relates to a method of cleaning a stainless-steel hard surface using the composition of the invention, as well as the use thereof.

The present invention relates to the technical field of mold release agents, and specifically discloses a mold release agent for the integrated die-casting of aluminum alloy automobiles, which comprises the following raw materials in parts by weight: 15-20 parts of fluorinated wax emulsion, 6-8 parts of sodium dodecylbenzenesulfonate, 3-6 parts of Tween 80, 3-5 parts of methylphenyl modified silicone oil, 4-6 parts of graphene regulator, 2-4 parts of nano-silica modifier, 2-4 parts of silane coupling agent, and 10-15 parts of water. The mold release agent of the present invention uses fluorinated wax emulsion in combination with sodium dodecylbenzenesulfonate, Tween 80, and methylphenyl modified silicone as the matrix materials, and through the addition of graphene regulator, nano-silica modifier, and silane coupling agent to coordinate with each other and work together synergistically, with the silane coupling agent as the interfacial agent to enhance the interfacial effect between the raw materials of the system.

The invention belongs to the technical field of medicinal chemistry, and particularly relates to a 3-sulfamoyl benzamide compound as well as a preparation method and application thereof. The 3-sulfamoyl benzamide compound has a structure as shown in a formula I. In the formula I, X is chlorine or trifluoromethyl; r1 and R2 are independently C1-4 alkyl or R1, R2 and N atoms connected with R1 and R2 jointly form a heterocyclic group, and the heterocyclic group is a substituted or unsubstituted five-membered or six-membered heterocyclic group; and when the heterocyclic group is a substituted heterocyclic group, the substituent group in the substituted heterocyclic group is one or more of C1-4 alkyl, phenyl and acetyl. The 3-sulfamoyl benzamide compound disclosed by the invention has a remarkable proliferation inhibition effect on HCT116 colon cancer cells, HeLa human cervical cancer cells, MDA-MB-231 human breast cancer cells and A375 human malignant melanoma cells.

The invention relates to the technical field of lubricating oil, and discloses a composite lubricating oil repairing additive and a preparation method thereof.The preparation method includes the steps that methyl silicone oil, sodium dodecyl benzene sulfonate, methyl acrylate, zinc dialkyl dithiophosphate and barium sulfonate are added into a stirrer and stirred, quaternary ammonium salt modified imidazoline and modified chitosan are continuously added into the stirrer and stirred, and the composite lubricating oil repairing additive is obtained; and after finishing, obtaining the composite lubricating oil repairing additive. Chitosan in the modified chitosan has a good anti-rust effect. Imidazoline in quaternary ammonium salt modified imidazoline can form a protective film on the surface of metal to effectively prevent the metal from being in contact with a corrosive medium, so that the corrosion process of the metal is slowed down, and a relatively good anti-rust effect is achieved. Wherein the quaternary ammonium salt forms a layer of protective film on the surface of metal to prevent moisture, oxygen and other corrosive substances from being in contact with the metal, so that the metal is effectively prevented from rusting.

The invention relates to an ultrasonic vibration assisted large-width copper plate strip continuous extrusion short-process technology, and belongs to the technical field of metal processing. A copper raw material is subjected to mechanical cleaning and then ultrasonic cleaning, and the surface cleanliness of the raw material is guaranteed; the cleaned copper raw materials are fed into continuous extrusion equipment, and ultrasonic vibration is adopted for assisting continuous extrusion; after the extruded copper plate strip is cooled, spraying a suspension containing cerium (IV)-sodium dodecyl benzene sulfonate-pyrrolidone nano aluminum oxide additive on the surface of the copper plate strip, and drying; straightening by using a multi-roll straightening machine to obtain a large-width copper plate strip; the cerium (IV)-sodium dodecyl benzene sulfonate-pyrrolidone nanometer aluminum oxide auxiliary agent is prepared from nanometer aluminum oxide, DMF (Dimethyl Formamide), sodium dodecyl benzene sulfonate, N-vinyl pyrrolidone, ammonium persulfate and cerous sulfate (IV); the copper plate strip prepared by the invention has relatively high density, relatively high tensile strength and ductility, and the mechanical property of the copper plate strip is remarkably improved.

The present invention relates to liquid aqueous detergent compositions comprising a surfactant system comprising a primary surfactant being anionic surfactant, a secondary surfactant being amphoteric surfactant and polyethylene oxide whilst the surfactant system is free of alkylbenzene sulphonates and derivatives thereof. The invention further relates to a method of cleaning a stainless-steel hard surface using the composition of the invention, as well as the use thereof.

The invention provides a high-efficiency foam dedusting agent as well as a preparation method and application thereof. The preparation method of the agent comprises the following steps: (1) mixing and dissolving a surfactant and deionized water according to a certain proportion to obtain a mixed solution A; (2) adding glycerol and propylene glycol into the mixed solution A according to a certain proportion to obtain a mixed solution B, then transferring the mixed solution B into a reaction container, and stirring until all components in the solution are completely and uniformly mixed to obtain a main component C of the foam dedusting agent; and (3) adding sodium dodecyl benzene sulfonate, diethylene glycol monobutyl ether and polyoxyethyl alkyl ether into the main component C according to a certain proportion, and completely dissolving to obtain the efficient foam dedusting agent. The problems of high cost, unstable performance, insufficient foaming amount, short maintenance time, poor anti-freezing performance and the like of a traditional dust removal agent in coal yard dust control are effectively solved by utilizing the synergistic effect of a plurality of auxiliary agents for foaming of the surfactant.

The invention discloses a defoaming agent for industrial automobile paint and a preparation method of the defoaming agent. The defoaming agent is prepared from the following raw materials in parts by mass: 20-40 parts of a star block polyether-siloxane copolymer; 10 to 25 parts of nano hydrophobic silicon dioxide aerogel; 30-70 parts of an alkylbenzene solvent (boiling point gt: 200 DEG C); 3 to 8 parts of epoxy group modified polyether siloxane; and 1 to 3 parts of polyether modified polydimethylsiloxane. The molecular weight range of the star block polyether-siloxane copolymer can effectively balance the defoaming property and compatibility, the siloxane chain segment of the star block polyether-siloxane copolymer destroys the elasticity of a foam film, and the siloxane chain segment cooperates with alkylbenzene to reduce local surface tension and accelerate foam rupture. The polyether chain segment and the siloxane chain segment have a synergistic effect, and the polyether chain segment adjusts hydrophilicity to adapt to different environments.

The invention discloses a hydrogenation device scale inhibitor for heavy high-sulfur raw oil and a preparation method of the hydrogenation device scale inhibitor, and relates to the technical field of scale inhibitors. The scale inhibitor is prepared from a polyisobutylene succinimide dispersing agent, a high-temperature-resistant scale inhibition dispersing agent, an anti-rust agent, an imidazoline corrosion inhibitor, an antioxidant, a sulfide chelating agent, a clearing agent, cup carbazole alkylbenzene sulfonate and a solvent in specific parts by weight. The preparation method comprises the following steps: heating the solvent to 80-100 DEG C, sequentially adding the other components, and stirring for 30-40 minutes. Aiming at the characteristics of heavy high-sulfur raw oil, the scale inhibitor realizes high scale inhibition rate, excellent high-temperature stability and strong sulfur corrosion resistance through a multi-component synergistic effect, effectively solves the problems of scaling and corrosion of a hydrogenation device, prolongs the operation cycle of the device, and is suitable for a hydrogenation process of high-sulfur and high-asphaltene raw oil.

The invention relates to a fluorine-containing polymer of a specific mononitroalkylbenzene aromatic hydrocarbon explosive tracer as well as a preparation method and application of the fluorine-containing polymer, and belongs to the technical field of fluorescent probes. The method specifically comprises the step of synthesizing a polymer with fluorine atoms as a solid fluorescence sensor probe. The probe realizes the detection of explosives through the interaction between fluorine atoms and nitryl and by doping CdSe / ZnS quantum dots. Based on the fluorine-containing polymer, aromatic alkyl hydrocarbon explosives (tracers) containing a single nitro group can be specifically recognized. Quantum dots are blended with the fluorine polymer, the quantum dots as a nano material are mixed and dispersed with the polymer to form a nanofiber membrane, and the fluorescence of the fluorine-containing quantum dot polymer is changed by further utilizing the interaction between fluorine and silicon atoms and nitro aromatic hydrocarbon, so that the fluorescence of the fluorine-containing quantum dot polymer is changed. Therefore, the specific detection-fluorescence rise of the mononitroalkane explosive is realized (fluorescence decline caused by interference such as light blocking is avoided).

The present invention discloses a stain-resistant, long-lasting anti-slip agent and a preparation method thereof. The anti-slip agent comprises, by weight, 10-15 parts of an organic acid, 5-10 parts of a fluoride salt, 0.5-2 parts of a surfactant, 0.5-1 parts of zirconium phosphate, 5-10 parts of a silane coupling agent, 0.2-0.5 parts of a defoaming agent, and 30-60 parts of water. The surfactant is a mixture of sodium dodecylbenzenesulfonate and dodecylethoxysulfobetaine in a mass ratio of 1:2-3. The formula of the present invention is gentle and can form uniform micro-nanoscale pores on the surface of floor tiles without compromising the glossiness of the tiles. Zirconium phosphate, as a filling material, can be distributed in the micro-nanoscale pores formed by the floor tiles where the anti-slip agent is applied, forming new friction points to increase friction. At the same time, zirconium phosphate and dodecylethoxysulfobetaine can also impart certain antibacterial properties to the floor tiles, enhancing their stain resistance.

The invention relates to a high-toughness anti-crack magnetic decorative film and a preparation method thereof. The decorative film is prepared from the following raw materials in parts by weight: 40 to 60 parts of poly (dihydrothiophene-vinyl ether) copolymer, 10 to 25 parts of shell layer self-assembly modified Fe3O4 nanosheets, 5 to 15 parts of polyether ester block elastomer, 0.5 to 2 parts of sodium dodecyl benzene sulfonate, 0.5 to 1.5 parts of fluorosilane coupling agent, 0.1 to 1.0 part of 2-hydroxybenzotriazole ultraviolet absorbent, 3 to 6 parts of bisphenol A type epoxy curing agent and 0.05 to 0.5 part of imidazole catalyst. The flexible copolymer is synthesized through copolymerization of dihydrothiophene and vinyl ether, the modified Fe3O4 nanosheets form a Fe3O4 structure through coprecipitation of ferric chloride and ferrous chloride and regulation and control of ammonia water, and shell self-assembly coating is carried out through tetraethoxysilane and a block micromolecule interface agent. The material has excellent tensile strength, elongation at break, magnetic adsorption force and cycling stability, and is suitable for the application fields of flexible magnetic films and high-adhesion decorations.