166 results about "Triphenyl phosphate" patented technology

The invention relates to the technical field of high polymer materials, in particular to a resin composite material with flame-retardant and insulating properties and a preparation method thereof. The problems that in the prior art, a resin composite material is poor in flame retardance and insufficient in insulating property are solved. The preparation method comprises the following steps: modifying epoxy resin with maleic anhydride and carboxyl modified nitrile rubber to obtain modified epoxy resin; a modified flame-retardant system is obtained by processing the carbon nanotube loaded melamine polyphosphate, the triphenyl phosphate and the magnesium hydroxide; the preparation method comprises the following steps: mixing modified epoxy resin and a modified flame-retardant system, adding modified nano silicon dioxide through a supercritical fluid technology and ultrasonic dispersion, and performing staged curing through a curing agent to obtain a resin composite material; the flame retardant property of the composite material is improved through the synergistic effect of the flame retardant and loading of the carbon nanotubes; and through the synergistic effect of the modified nano silicon dioxide and the carbon nanotubes, the insulating property of the composite material is improved.

The invention discloses a coating type high-molecular flame-retardant material. The composite material is prepared from the following components: organic silicon modified epoxy resin, a bio-based castor oil derivative, hydroxyapatite, carbon nanofibers, expanded graphite, ammonium polyphosphate, zinc borate, nano silicon dioxide, molybdenum oxide, microencapsulated red phosphorus, magnesium hydroxide, melamine cyanurate, aluminum diethylphosphinate, pentaerythritol, trihydroxymethyl phosphine oxide and a silane coupling agent. The coating is prepared from a titanate coupling agent, stearic acid, polyethylene glycol, 2, 6-butylated hydroxytoluene, triphenyl phosphite, 2, 4-dihydroxybenzophenone, sebacic diester, polytetrafluoroethylene micro powder, a modified polydimethylsiloxane flatting agent, organic montmorillonite, a polyether modified silicon defoaming agent and a solvent. The invention has the beneficial effects of high flame retardant efficiency, environmental friendliness, excellent comprehensive performance and excellent processability.

The invention discloses a manufacturing method of a new energy power battery cooling liquid capable of improving storage stability, and belongs to the technical field of battery anti-freezing solutions, and the new energy power battery cooling liquid comprises the following auxiliary agent components and components: a) ethylene glycol which is used as a basic solvent and accounts for 40-50% of the total mass; b) deionized water accounting for 50%-60% of the total mass; c) an organic corrosion inhibitor which is selected from benzotriazole, mercaptobenzothiazole or a mixture of benzotriazole and mercaptobenzothiazole and accounts for 0.3-0.5% of the total mass; d) an antioxidant which is selected from di-tert-butyl-p-cresol, triphenyl phosphite or a mixture thereof and accounts for 0.1-0.2% of the total mass; the anti-foaming agent is selected from polydimethylsiloxane, silicone oil or a mixture of the polydimethylsiloxane and the silicone oil and accounts for 0.01%-0.05% of the total mass; and f) a pH regulator which is selected from sodium hydroxide, potassium hydroxide or a mixture thereof, is used for regulating the pH value of the cooling liquid to a suitable range of 7-9, and accounts for 0.05-0.15% of the total mass. The cooling liquid disclosed by the invention can keep the stability of key indexes such as conductivity, pH value, corrosion inhibition performance and oxidation resistance in a long-term storage process, so that the storage stability of the cooling liquid is remarkably improved.

The invention relates to the technical field of lithium ion batteries, in particular to an electrolyte, a preparation method thereof, an injection method and a lithium ion battery, the electrolyte comprises a first electrolyte for first injection and a second electrolyte for second injection, the first electrolyte comprises a first solvent, a first lithium salt and a first additive, the second electrolyte comprises a second solvent, a second lithium salt and a second additive, the first electrolyte comprises a first solvent, a first lithium salt and a first additive, the second electrolyte comprises a second solvent, a second lithium salt and a second additive, the mass percentage of the second electrolyte in the electrolyte is 5-20%, the first additive comprises dimethyl sulfide and vinylene carbonate, and the second additive comprises triphenyl phosphate and vinylene carbonate. According to the electrolyte, the first additive comprises dimethyl sulfide, and the second additive comprises triphenyl phosphite, so that the bad problems of high-temperature gas production and negative electrode interface black spots in the use process of a lithium-rich material lithium supplementing agent are solved.

The invention discloses a special gradient flame-retardant explosion suppressant for a high-energy-density ternary lithium battery, and relates to the technical field of safety protection of new energy batteries, the gradient flame-retardant explosion suppressant comprises the following components by mass: 30% of trimethyl phosphate, 16% of dimethyl methylphosphonate, 13% of triphenyl phosphate, 32% of a solvent, and 9% of a composite stabilizer; the compound stabilizer is prepared from 2, 6-di-tert-butyl-4-methylphenol, diisooctyl adipate and dibutyl sebacate according to the mass ratio of 2 to 1 to 1. The invention also provides a preparation method of the gradient flame-retardant explosion suppressant. Through formula optimization, especially adjustment of the composite stabilizer and reinforcement of a raw material pretreatment process, the explosion suppressant can be stably stored and operated within the range of-40 DEG C to 50 DEG C, the application limitation in extremely cold and high-temperature areas is solved, and the explosion suppressant is suitable for most of extreme temperature environments in the world.

The invention is applicable to the technical field of fuel cells, and provides a blending modified polybenzimidazole proton exchange membrane and a preparation method thereof, and the preparation method comprises the following steps: S1, preparing 4-methyl-N-toluenesulfonyl benzene sulfonamide; s2, preparing 4, 4 '-[imino bis (sulfonyl)] dibenzoic acid; s3, preparation of PSI: dissolving CBSI and a proper amount of anhydrous lithium chloride in a proper amount of a mixed solution of pyridine, triphenyl phosphite and pyrrolidone, adding diamino molecules after complete dissolution, heating and stirring the solution for 12 h, pouring the solution into methanol, filtering and collecting a product, washing with water, and drying to obtain the product PSI; and S4, preparing the PSI / OPBI blended membrane. The blended membrane prepared by the invention has excellent proton conductivity and good mechanical properties, and meets the performance requirements of the proton exchange membrane of the fuel cell; moreover, the raw materials are low in cost and easy to obtain, the synthesis conditions are mature, the yield is high, the feasibility is high, and the application prospect is wide.

The invention relates to the technical field of novel material chemical analysis, and discloses a triphenyl phosphate purity standard substance valuing method, which comprises the following steps: filtering, drying, dissolving and sterilizing a triphenyl phosphate sample; a triphenyl phosphate sample is comprehensively analyzed from different angles by comprehensively applying a GC-MS (Gas Chromatography-Mass Spectrometry) technology, an NMR (Nuclear Magnetic Resonance) technology, an infrared spectroscopy, a gas chromatography-flame ionization detector method, a Karl Fischer method and an inductively coupled plasma mass spectrometry, and finally, the purity value of the triphenyl phosphate purity standard substance is calculated by a mass balance method. The method provides a scientific and accurate technical means for quality control and standard formulation of the triphenyl phosphate product, has important practical application value for related industries in the fields of chemical engineering and material science, and is beneficial for improving the product quality and promoting industrial upgrading.

The application relates to the technical field of adhesives, and discloses a low-VOC flame-retardant double-faced adhesive for automobile interiors and a preparation method thereof. In the application, tetramethyl ethylene (epoxy propyl ammonium chloride) and bis (4-aminophenyl) -phenyl phosphate are reacted to obtain a cationic flame retardant, which is then added into a water-based acrylic resin emulsion to obtain a flame-retardant water-based acrylic resin adhesive and a flame-retardant double-faced adhesive. The cationic groups in the cationic flame retardant and the sodium carboxylate anions in the water-based acrylic resin form electrostatic force, the crosslinking degree between acrylic resin molecular chains is improved, the cohesion is increased, and the bonding performance and tensile shear strength of the adhesive are improved. The cationic flame retardant contains a triphenyl phosphate flame-retardant structure, has condensed-phase flame-retardant effect, improves the limiting oxygen index and the flame-retardant performance of the adhesive, and has good practical application in adhesives for new energy vehicles, double-faced adhesives and the like.

The invention relates to the technical field of film products, in particular to a tear-resistant high-toughness functional polyester film and a preparation process thereof. The problem that a polyester film is poor in toughness is solved. The preparation method comprises the following steps: preparing copolyester particles, carrying out melt extrusion on the copolyester particles, triphenyl phosphate and tris (2, 4-di-tert-butylphenyl) phosphite, and carrying out shock cooling treatment to obtain a base material layer; the method comprises the following steps: preparing a core-shell toughening agent, mixing the core-shell toughening agent with a polyurethane prepolymer and a photoinitiator, and coating the mixture on the surface of a base material layer to obtain a toughening layer; surface grafting carbon nanotubes are prepared and form a composite system with sulfuric acid swelling aramid nanofibers, and an anti-tearing layer is formed through an electrostatic spinning process; mixing an isocyanate prepolymer, a silane coupling agent and nano silica sol, spraying the mixture on the surface of the tear-resistant layer, and performing in-situ polymerization and post-curing to obtain an interface bonding layer; the prepared polyester film has excellent toughness.

The invention discloses a triphenyl phosphate standard substance structure identification method, and relates to the technical field of fluorine-containing gas emission reduction, and the method comprises the following steps: obtaining a standardized analysis sample through fluorine-containing matrix separation, target substance enrichment and solvation treatment; a multi-dimensional chromatographic system and a heart cutting technology are adopted, and temperature programming optimization is combined to realize separation and purification of a sample; carrying out multi-dimensional structure analysis and confirmation by using gas chromatography-mass spectrometry, infrared spectroscopy and nuclear magnetic resonance technologies; a five-stage progressive identification algorithm is constructed, and systematic identification is realized by combining a confidence evaluation system and a fluorine-containing interference correction technology; establishing a structural integrity verification and purity quantitative evaluation standard, and outputting a standardized identification report; a method applicability database is established through multi-type fluorine-containing environment verification and process condition adaptability testing. The method effectively solves the problem of accurate identification of triphenyl phosphate in a complex fluorine-containing matrix, and realizes effective removal of interference components such as light gas, hydrofluorocarbon, perfluorinated compounds and the like.

The invention relates to the technical field of sizing agent preparation, and discloses polyamide and a preparation method thereof as well as a sizing agent and application thereof. The method comprises the following steps: reacting a monomer 1, a monomer 2, an optional monomer 3, triphenyl phosphate, a catalyst and an organic solvent in an inert atmosphere; wherein the monomer 1 is binary acid containing a sulfonate group, the monomer 2 is diamine, the monomer 3 is aliphatic binary acid, and the catalyst contains an organic catalyst and a metal inorganic salt catalyst. The polyamide provided by the invention has relatively high solubility; the polyamide and a polyamide resin matrix have good bonding performance, and the bonding performance of carbon fibers and polyamide resin can be greatly improved by using the polyamide as a sizing agent of the carbon fibers.

The invention discloses a chemical-resistant PC / PBT alloy material and a preparation method thereof. The chemical-resistant PC / PBT alloy material is prepared from the following components in percentage by mass: 25 to 45 percent of polycarbonate, 20 to 35 percent of polybutylene terephthalate, 3 to 12 percent of maleic anhydride grafted ethylene-acrylate copolymer, 6 to 18 percent of sulfonated polytetrafluoroethylene and 4 to 19 percent of nano silicon dioxide coated silicone microspheres, the composite material is prepared from the following components in percentage by weight: 0.5 to 6 percent of triphenyl phosphate modified graphene oxide, 0.1 to 3.5 percent of bis (2, 4-di-tert-butylphenyl) pentaerythritol diphosphite, 0.2 to 3.2 percent of vinyl trimethoxy silane and 0.5 to 2.5 percent of mesoporous silicon dioxide; the total mass percentage of the components is 100%. Through component fine SPTFE chain segment regulation and control, core-shell microsphere interface optimization, graphene intercalation modification and process dynamic crosslinking, graded mixing and ultraviolet radiation assistance, the breakthrough improvement of the chemical resistance of the PC / PBT alloy material is realized.

The invention belongs to the technical field of high polymer materials, and particularly relates to a Si-P-N ternary hybrid flame retardant and a preparation method thereof.The method comprises the steps that wollastonite, a silane coupling agent KH570, ethyl alcohol and water are mixed and react to obtain a dehydration reaction product, then organic silicon resin and acetic acid are added into the dehydration reaction product, and a condensation polymerization reaction product is obtained after a reaction; the preparation method comprises the following steps: adding melamine and triphenyl phosphate into a solvent, reacting to obtain a polymer, mixing a polycondensation reaction product with the polymer, reacting to obtain an addition reaction product, adding a silane coupling agent KH570 into the addition reaction product, reacting to obtain a final reaction product, and drying the final reaction product to remove the solvent, thereby obtaining the Si-P-N ternary hybrid flame retardant. Nitrogen in the melamine, phosphorus in the triphenyl phosphate and silicon in the wollastonite fiber play a synergistic flame-retardant role, so that the flame-retardant property of the material is improved; the silane coupling agent KH570 is added twice, so that the interfacial compatibility is improved, and the mechanical properties of the material are not influenced.

The invention discloses a polyamide material with an electromagnetic shielding function, and relates to the technical field of polymer composite materials. The invention discloses a polyamide material with an electromagnetic shielding function. The conductive composite material is prepared from the following raw materials in parts by weight: 40 to 60 parts of modified polyamide resin, 20 to 35 parts of modified conductive filler, 5 to 10 parts of maleic anhydride grafted polyamide, 0.5 to 2 parts of antioxidant, 1 to 3 parts of stearic acid, 3 to 8 parts of ethylene-vinyl acetate, 5 to 10 parts of triphenyl phosphate, 10 to 20 parts of aluminum nitride, 0.5 to 1 part of dodecyl dimethyl benzyl ammonium chloride and 1 to 3 parts of silane coupling agent KH-550 hydrolysate. And 30-60 parts of a 20% silane coupling agent KH-560 ethanol solution. The polyamide material has efficient electromagnetic shielding performance and excellent mechanical strength, high shielding effectiveness under low filler content is achieved through modification design, the melt index adapts to a low-pressure injection molding process, the damp-heat aging performance is stable, the problems of contradiction between shielding and processability, mechanical deterioration and the like of a traditional material are solved, and the polyamide material is suitable for electronic module packaging.

The invention discloses transparent resin as well as a preparation method and application thereof, and belongs to the technical field of polyester synthesis and application and development of polyester materials. The preparation method comprises the following steps: sequentially carrying out esterification reaction and polycondensation reaction on a mixture containing dibasic acid, dihydric alcohol, a catalyst and a stabilizer to obtain transparent resin; the binary acid is selected from at least one of terephthalic acid, 2, 5-furandicarboxylic acid and 2, 5-thiophenedicarboxylic acid; the dihydric alcohol is selected from at least two of ethylene glycol, 1, 4-butanediol, 1, 4-cyclohexanedimethanol, isosorbide and 2, 2, 4, 4-tetramethyl-1, 3-cyclobutanediol, and the dihydric alcohol is selected from at least two of ethylene glycol, 1, 4-butanediol, 1, 4-cyclohexanedimethanol, isosorbide and 2, 2, 4, 4-tetramethyl-1, 3-cyclobutanediol; the catalyst is selected from defect-state nano titanium dioxide; and the stabilizer is selected from triphenyl phosphate. By using the combination of the defect-state nano titanium dioxide catalyst and the triphenyl phosphate stabilizer, the polymerization reaction can be completed with high activity and low time consumption, and meanwhile, good transparency, excellent color, low ash content and excellent thermodynamic property of the product are kept.

The invention discloses a low-smoke halogen-free environment-friendly flame retardant, and relates to the technical field of flame retardants. The invention discloses a low-smoke halogen-free environment-friendly flame retardant. The graphene quantum dot composite material is prepared from the following raw materials in parts by weight: 8 to 12 parts of novel phosphorus-nitrogen heterocyclic compound, 5 to 9 parts of silane-terminated polyether, 2 to 5 parts of graphene quantum dot dispersion liquid, 6 to 10 parts of pentaerythritol diphosphate melamine salt, 5 to 8 parts of melamine cyanurate, 3 to 6 parts of zinc borate, 8 to 12 parts of magnesium hydroxide, 10 to 15 parts of ammonium polyphosphate, 3 to 7 parts of modified polycarbonate and 4 to 8 parts of aluminum diethylphosphinate. The invention relates to a high-temperature-resistant anti-aging coating which is prepared from the following components in parts by weight: 2-4 parts of an organic silicon elastomer, 0.2-0.5 part of triphenyl phosphate, 0.3-0.6 part of polyethylene wax, 0.3-0.8 part of a silane coupling agent KH-550 and 25-35 parts of deionized water. The low-smoke halogen-free environment-friendly flame retardant disclosed by the invention has remarkable advantages, adopts various environment-friendly raw materials, and is green, safe and free of halogen pollution. Through the unique formula design, all the components have a synergistic effect, the flame retardant property is excellent, and the fire risk can be effectively reduced. The added graphene quantum dots and other components also improve the thermal stability and mechanical properties of the product, and the application prospect is wide.

The invention discloses a grouting material for coal seam floor reinforcement and a preparation method thereof, and belongs to the technical field of coal seam mining, the grouting material is prepared from the following raw materials: isocyanate, polyether polyol, a composite catalyst, nano silicon dioxide, triphenyl phosphate, p-toluenesulfonic acid, glutamine, dihydromyrcenol and the like. The preparation method comprises the following steps: treating nano silicon dioxide to prepare a nano silicon dioxide reinforcing agent, preparing an isocyanate prepolymer, adding the nano silicon dioxide reinforcing agent, fully mixing, compounding to prepare the grouting material, and adding the prepared isocyanate prepolymer to prepare the grouting material. According to the present invention, with the addition of the nano-silica reinforcing agent, the heat released during the polyurethane reaction formation can be effectively reduced, the potential safety hazard can be reduced, and the added nano-silica reinforcing agent can effectively improve the fire resistance and the curing strength of the polyurethane formed by curing the grouting material so as to well reinforce the coal seam floor and well ensure the safe coal mining operation.

The invention discloses a novel solvent system-based low-temperature lithium battery electrolyte and a production process, the novel solvent system-based low-temperature lithium battery electrolyte comprises the following components: a carbonic ester solvent, a lithium salt combination and an additive, the carbonic ester solvent comprises ethylene carbonate, fluoroethylene carbonate, 1, 3-dioxolame and ethyl methyl carbonate, and the lithium salt combination comprises a lithium salt combination and an additive; the lithium salt combination is a mixed system of lithium bis (fluorosulfonyl) imide and lithium hexafluorophosphate, and the additives are vinylene carbonate, succinonitrile, lithium nitrate, triphenyl phosphate and aluminum trifluoromethanesulfonate; according to the low-temperature lithium battery electrolyte, the performance bottleneck of a traditional electrolyte at the temperature of-40 DEG C to-30 DEG C is broken through through multi-level cooperation of solvent-lithium salt-additive preparation of the low-temperature lithium battery electrolyte, the solvent maintains low viscosity while reducing the freezing point, and low-temperature high dissociation and interface stability are achieved through lithium salt compounding; the compatibility of the solid electrolyte interfacial film structure and current collection is finely regulated and controlled through the additive, and the application requirement in the extremely cold environment is met.

The invention belongs to the technical field of plastic pipes, and particularly relates to a processing method of a high-toughness HDPE siphon drainage pipe. According to the processing method of the high-toughness HDPE siphon drainage pipe material, a three-layer structure design is adopted, the modified wood fiber filler is subjected to secondary modification, a hydrophobic interface layer is constructed, the modified wood fiber filler and matrix plastic are combined more tightly, the toughness and strength of modified wood fiber reinforced particles are enhanced, and the service life of the material is prolonged. And the modified wood fiber reinforced particles are added into the core layer for blending modification, so that the heat resistance and mechanical properties of the pipe are improved, and the adhesive force of the core layer to the inner and outer layers can be enhanced. The halogen-free flame retardant obtained by compounding modified magnesium aluminum hydrotalcite, octyl diphenyl phosphate and triphenyl phosphate can endow the outer layer with excellent flame retardant property, and does not generate toxic and harmful halogen gas in the combustion process, thereby meeting the environmental protection requirement. The HDPE siphon drainage pipe material prepared by the invention has excellent antistatic, flame-retardant, anti-aging, corrosion-resistant and mechanical properties.

The invention belongs to the technical field of spinning auxiliaries for synthetic fiber processing, and particularly relates to polyethylene fiber FDY spinning oil as well as a preparation method and application thereof. The polyethylene fiber FDY spinning oil comprises a smoothing agent, a wetting agent, an emulsifier, an antistatic agent, a functional additive, deionized water and a wear-resistant agent, wherein the wear-resistant agent is one or more of phenyl dicarbazole phosphate, sulfurized isobutylene and triphenyl phosphate, and the mass percentage content of the wear-resistant agent in the spinning oil agent is not greater than 5%. By adding the wear-resistant agent with appropriate variety and appropriate dosage, not only can the wear resistance of the spinning oil be improved, but also the wettability and stability of the spinning oil can be improved through the synergistic effect of the components. When the spinning oil is used for polyethylene fiber FDY spinning production, the problems of broken ends, white powder and the like in the spinning production process can be obviously improved, and meanwhile it is guaranteed that a polyethylene fiber filament product obtained through FDY processing has excellent quality.

The invention relates to the technical field of photoresists, and particularly provides a photoresist and a preparation method thereof.The photoresist is prepared from phenolic resin, a diazonaphthoquinone photosensitizer, phenyl triphenyl phosphate and a solvent, and the stability and definition of an exposed pattern are optimized through the combination of a special polymer, a sensitizer and the solvent. In the embodiment, the sensitivity range of the formula is 55 mJ / cm < 2 > to 120 mJ / cm < 2 >, the resolution ratio reaches 0.05 mu m, and burrs are controlled to be 0.05 mu m or below. The technology can be widely applied to the fields of semiconductor chip manufacturing, microelectronic packaging, display devices and nanotechnology, meets the production requirements of high precision and high efficiency, and has good market prospects and commercial application value.

The invention belongs to the technical field of flame-retardant sponges, and discloses a carbonized flame-retardant chloroprene rubber sponge rubber plate with an open pore structure. Comprising 100 parts of chloroprene rubber, 4 parts of high-activity magnesium oxide, 5 parts of zinc oxide, 1 part of stearic acid, 0.5-1.5 parts of an accelerant DBTU, 1-1.5 parts of an accelerant ETU, 2 parts of an anti-aging agent, 3-5 parts of a foaming agent, 3-6 parts of a foaming promoter, 2-3 parts of PEG4000, 5-8 parts of a flame retardant TPP, 20-30 parts of zinc borate, 20-30 parts of antimony trioxide, 20-30 parts of a flame retardant, 10-15 parts of precipitated white carbon black and 15-20 parts of dibutyl phthalate. The foaming agent and the foaming aid are composed of a foaming agent H, urea ester and diethylene glycol. The advantages of chloroprene rubber are fused, flame-retardant auxiliaries including triphenyl phosphate, antimony trioxide, zinc borate, tris (2, 3-dibromopropyl) isocyanuric acid ester and triallyl isocyanuric acid ester are added, and the multiple auxiliaries have a synergistic effect to form a main flame-retardant action mechanism including heat absorption, dehydration, air isolation and rapid charring.

The invention relates to the field of lubricating oil, in particular to a compressor oil composition which is prepared from the following components in parts by weight: 0.005 to 0.2 part of an anti-rust agent, 0.05 to 1 part of an extreme pressure anti-wear agent, 0.01 to 0.5 part of a friction reducing agent, 3 to 8 parts of synthetic ester, 0.01 to 1 part of an antioxidant, 0.001 to 0.1 part of an anti-foaming agent and 90 to 97 parts of base oil. The anti-friction agent is a trimethylolpropane-triacid ester derivative, the anti-rust agent is formed by mixing an alkenyl succinic acid half-ester derivative and a carboxyl imidazoline derivative, and the anti-wear reagent at extreme pressure is formed by mixing triphenyl phosphate and an alkyl thiophosphate derivative. The antioxidant is formed by mixing any two of alkyl diphenylamine, alkyl phenyl-alpha-naphthylamine and alkyl hindered phenol. The invention further relates to a preparation method of the compressor oil composition. The compressor oil composition provided by the invention has excellent washing resistance and rust resistance.

This invention provides an electrolyte based on propylene carbonate, comprising propylene carbonate, triphenyl phosphate, and difluoroethylene carbonate, with a mass ratio of difluoroethylene carbonate:triphenyl phosphate:propylene carbonate = 4.5–6:0.1–1:15–21; the mass percentage of propylene carbonate in the electrolyte is not less than 10%. In this design, PC, TPP, and DFEC are combined to participate in the composition of the electrolyte. The three components work synergistically to weaken the heat generated by the oxygen release reaction at the positive electrode and the heat generated by side reactions, and to reduce the flammable gases generated during the reduction at the negative electrode. Therefore, the electrolyte provided by this design can effectively reduce the heat generated by the reaction and the heat of combustion in the secondary battery, which helps prevent thermal runaway and provides a certain flame-retardant effect during the operation of the secondary battery, thus improving the safety performance of the secondary battery.

The application relates to the technical field of optical films, in particular to a high-haze high-temperature-resistant diffusion film and a preparation method thereof. The high-haze high-temperature-resistant diffusion film comprises a transparent base film and a diffusion layer coated on the surface of the transparent base film by a microgravure roll, wherein the diffusion layer comprises the following preparation raw materials in parts by mass: 60-70 parts of an acrylic resin oligomer, 20-30 parts of an acrylic resin monomer, 2-3 parts of triphenyl phosphate, 6-8 parts of a scratch-resistant agent, 3-5 parts of a photoinitiator and 6-9 parts of a diluent, wherein the scratch-resistant agent is modified silicon dioxide. Through the dual innovation of material chemical modification (such as SiO2 surface treatment and resin molecular design) and process formula optimization (such as photoinitiating system and diluent ratio), the technical bottleneck of the traditional diffusion film is solved, and problems such as easy aging under a high-temperature and high-humidity environment, insufficient scratch resistance and poor light uniformity are solved.

The present application discloses a secondary battery, a method for preparing the secondary battery, a battery module, a battery pack and an electric device. The secondary battery includes an electrolyte and a positive electrode sheet, wherein the positive electrode sheet includes a molecular formula of Li a Ni b Co c M1 d M2 e O f A g The layered material, M1, M2, A, a, b, c, d, e, f, and g are respectively as defined herein, the electrolyte includes a compound containing a phosphorus-oxygen double bond, and the compound containing a phosphorus-oxygen double bond includes one or more of lithium difluorophosphate, diethyl (2-cyanoethyl) phosphonate, tripropyl phosphoric anhydride, diethyl acetyl phosphate, and triphenyl phosphate. Based on the total mass of the electrolyte, the mass percentage of the compound containing a phosphorus-oxygen double bond is x% and 0<x≤1.0, and the secondary battery satisfies c+x / 10≥0.10. The present application can increase the lithium ion diffusion rate of low-cobalt or cobalt-free positive electrode active materials and improve the cycle performance of secondary batteries.

The application discloses a fluorine-free flame-retardant two-phase cooling liquid and a preparation method and application thereof, the cooling liquid comprises the following components in parts by mass: a base phase change agent 75-85 parts, a phase change regulator 3-15 parts, a flame-retardant stabilizer 4-8 parts and an interface modifier 2-4 parts; wherein the base phase change agent is a binary eutectic mixture formed by decanoic acid and lauric acid, the phase change regulator is a compound of isoamyl alcohol and propylene glycol, and the flame-retardant stabilizer is a compound of triphenyl phosphate and magnesium hydroxide. The cooling liquid is completely fluorine-free, and through the synergistic effect of the components, the cooling liquid has the comprehensive excellent performances of adjustable phase change temperature, high phase change latent heat, high flame-retardant grade, long-term operation stability, good material compatibility and the like. The cooling liquid is particularly suitable for an immersed liquid cooling system integrated with an intelligent control algorithm, and can be widely applied to efficient and safe heat dissipation of extreme heat load scenes such as super-high-power AI servers, energy storage batteries and high-power semiconductors.

The application relates to the technical field of organic synthesis, and discloses a continuous flow preparation method of triphenyl phosphate based on ionic liquid; (1) phosphorus oxychloride is dissolved in ionic liquid to obtain feed liquid 1, phenol and an acid binding agent are dissolved in ionic liquid to obtain feed liquid 2, the feed liquid 1 and the feed liquid 2 are pumped into a micro-channel reactor to perform esterification reaction, and reaction liquid is collected in a liquid storage tank to obtain a triphenyl phosphate crude product solution; (2) after the crude product solution obtained in the step (1) is sequentially subjected to filtration, alkali washing, acid washing and reduced-pressure drying, a triphenyl phosphate pure product is obtained. The method does not need to use an organic solvent, directly performs reaction in ionic liquid, is beneficial to separation of a product from a reaction system, can be repeatedly used, and reduces cost.

The invention discloses an antioxidant emamectin benzoate missible oil pesticide and a production process thereof. Comprising 1 to 5 parts of emamectin benzoate, 1 to 3 parts of an antioxidant, 5 to 10 parts of an emulsifier, 60 to 80 parts of a solvent, 5 to 10 parts of a cosolvent and 50 to 80 parts of water, wherein the antioxidant comprises 0.5 to 1.5 parts of butylated hydroxytoluene and 0.5 to 1.5 parts of triphenyl phosphate; the solvent comprises 30 to 60 parts of cyclohexanone and 10 to 40 parts of N-methyl pyrrolidone; calcium dodecyl benzene sulfonate and castor oil polyoxyethylene ether are compounded according to the proportion of 1: 1.5 to serve as an emulsifying agent, a stable interfacial film can be formed between an oil phase and a water phase, di-tert-butyl-p-cresol and triphenyl phosphite added in the product synergistically exert the anti-oxidation effect, di-tert-butyl-p-cresol can provide hydrogen atoms, and the anti-oxidation effect is good. And the triphenyl phosphite can decompose peroxides generated in the oxidation process of the emamectin benzoate, so that the problem of drug effect oxidation reduction caused by storage is reduced.

The invention discloses an anti-electromagnetic interference flame-retardant flexible control cable, which belongs to the technical field of communication equipment and is obtained by co-extruding zinc borate nanosheet composite porous vermiculite, a porous carbon / nanosheet compound, polyvinyl chloride, di-iso-decylphthalate, triphenyl phosphate and a calcium-zinc stabilizer serving as cable materials of an insulating layer in the cable. Micron-sized pores are formed between layers of acid-activated modified expanded vermiculite, a reaction monomer zinc nitrate hexahydrate is impregnated between the layers of the vermiculite, then the zinc nitrate hexahydrate serves as a zinc source, sodium tetraborate decahydrate serves as a boron source, a double decomposition reaction is carried out under the hydrothermal condition, and the zinc borate nanosheets are generated. Zinc borate nanosheets are directionally grown between layers and on the surface of vermiculite, and the zinc borate nanosheets are effectively fixed, so that the flame-retardant effect is stably exerted.