17 results about "Tricresyl phosphate" patented technology

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 relates to long-life turbine oil for an ammonia-resistant turboset and a preparation process of the long-life turbine oil. The complexing agent comprises an antioxidant, an anti-rust agent, an anti-wear reagent at extreme pressure, a metal deactivator, a demulsifier, an alkali-resistant stabilizer and base oil, the antioxidant comprises at least two of dinonyl diphenylamine, beta-(3, 5-di-tert-butyl-4-hydroxyphenyl) isooctyl propionate and dialkyl dithiocarbamate, the demulsifier comprises at least two of dialkyl dithiocarbamate, and the alkali-resistant stabilizer comprises at least two of dialkyl dithiocarbamate. The anti-wear reagent at extreme pressure comprises at least two of tricresyl phosphate, thiophosphate and amine salt derivatives thereof, and phosphate and amine salt derivatives thereof, and the alkali-resistant stabilizer comprises polycarboxylic polyether and aliphatic amines. The preparation method comprises the following steps: sequentially adding the components, heating, stirring, mixing at constant temperature, cooling and filtering.

The invention belongs to the technical field of lubricating materials and particularly relates to wide-temperature-range lubricating grease for a helicopter transmission system as well as a preparation method and application of the wide-temperature-range lubricating grease. The wide-temperature-range lubricating grease for the helicopter transmission system comprises the following components: base oil, a thickening agent, a tribological property improver, an antioxidant, an adhesive and an antirust agent, the tribological performance improver is prepared from oxymolybdenum thiodibutyl dithiocarbamate, antimony dibutyl dithiocarbamate, tricresyl phosphate and bismuth sulfide according to the mass ratio of (3 to 5) to 1 to (1 to 3) to (0.1 to 1.5). The wide-temperature-range lubricating grease for the helicopter transmission system, provided by the invention, has outstanding high-temperature oxidation resistance, excellent extreme-pressure wear resistance and high-temperature performance and excellent low-temperature starting and operating torque, and can meet the use requirements of a lubricating grease product for the helicopter transmission system on wide temperature range and high load.

The invention discloses a liquid outlet barreling arm for tricresyl phosphate ton barrel filling and a using method of the liquid outlet barreling arm. The liquid outlet barreling arm comprises a tricresyl phosphate production tank. An inlet of the liquid outlet main arm is directly communicated with a discharge port of the tricresyl phosphite production tank, the liquid outlet main arm is sequentially connected in series to form an upstream vertical pipe, a midstream swing pipe and a downstream injection pipe, and the tail end of the downstream injection pipe is provided with an injection nozzle used for being inserted into an inlet of a ton barrel; the vertical swing joint is arranged among the upstream vertical pipe, the midstream swing pipe and the downstream injection pipe, so that the midstream swing pipe, the downstream injection pipe and the injection nozzle can integrally swing up and down in a vertical plane relative to the tricresyl phosphite production tank; the two ends of the follow-up supporting arm are hinged to the midstream swing pipe and an external fulcrum respectively; the liquid outlet main arm can swing and rotate in the vertical plane through the vertical swing connector, the injection nozzle can ascend and descend through one-hand operation, tonnage barrels do not need to be carried or a platform does not need to be elevated, the device adapts to different tonnage barrel inlet heights, and the filling preparation time is shortened.

The present invention discloses a detection method and detection material for the concentration of tricresyl phosphate in a water body, and solves the problem that tricresyl phosphate is difficult to detect in the prior art. The detection method for the concentration of tricresyl phosphate in a water body, comprising the following steps: adding 9-(2,2-dicyanovinyl) julodidine solution to pure water to obtain a first mixed solution, and then testing to obtain a first fluorescence intensity of the first mixed solution; adding 9-(2,2-dicyanovinyl) julodidine solution to a water body to be tested containing tricresyl phosphate to obtain a second mixed solution, and then testing to obtain a second fluorescence intensity of the second mixed solution; substituting the first fluorescence intensity and the second fluorescence intensity into a linear equation with the concentration of tricresyl phosphate, the concentration value converted is the concentration of tricresyl phosphate in the water body to be tested. The detection material for the concentration of tricresyl phosphate in a water body, including a 9-(2,2-dicyanovinyl) julodidine solution with methanol or ethanol as a solubilizing agent.

The invention relates to the technical field of lubricating grease, in particular to lubricating grease for a rail side lubrication oiler and a preparation method of the lubricating grease. The raw materials for preparing the lubricating grease mainly comprise the following components: 90-110 parts of base oil, 25-36 parts of a thickening agent, 2.2-3 parts of an anti-wear reagent at extreme pressure, 5-10 parts of a solid lubricant, 1.5-2 parts of a clearing agent, 0.5-1.5 parts of an antioxidant, 0.5-1 part of a friction modifier, 1-3 parts of an antirust agent, 2-3.5 parts of an adhesive and 0.5-1.5 parts of a metal deactivator. The extreme pressure anti-wear agent is prepared from tricresyl phosphate and modified chlorinated paraffin. The lubricating grease provided by the invention has relatively good stability and extreme pressure anti-wear performance and excellent high and low temperature performance, so that the service life of the lubricating grease is effectively prolonged.

The invention provides an ionic liquid-containing lubricating oil composition for a piston type aero-engine, and relates to the technical field of lubricating oil. The composition is prepared from the following components in percentage by weight: 1 to 2 percent of ionic liquid, 0.5 to 2.0 percent of an antioxidant mixture, 0.5 to 1.0 percent of tricresyl phosphate, 0.01 to 0.2 percent of a benzotriazole metal deactivator, 6.0 to 9.0 percent of an ethylene-propylene copolymer viscosity index improver, 3.0 to 6.0 percent of a succinimide ashless dispersant, 10 to 100 ppm of an anti-foaming agent and the balance of base oil, wherein the antioxidant mixture is prepared from the following components in percentage by weight: 0.4 to 1.0 percent of p-diisooctyl diphenylamine and 0.4 to 1.0 percent of lipid antioxidant. According to the piston type aviation lubricating oil composition containing the ionic liquid, the wear resistance, the thermal stability, the low-temperature fluidity and the oxidation resistance of lubricating oil are improved.

Propulsion engine systems and propulsion engine lubricating oils, wherein the propulsion engine system comprises: a turbine; a compressor; a gearbox; an oil pump with reservoir having an inlet and an outlet; and a flow path in fluid connection with the inlet, outlet, turbine, compressor, and gearbox, wherein the flow path supplies a lubricating oil composition to one or more of the turbine, compressor, or gearbox, wherein the lubricating oil composition comprises: a. at least 80 wt.% of a lubricating oil base stock and b. from 1 wt.% to 5 wt.% of an anti-wear agent composition, wherein the lubricating oil composition is free of tricresyl phosphate and isopropylated triphenyl phosphate.

The invention relates to a carbon fiber heating cable, and belongs to the technical field of heating cables. The carbon fiber heating cable is prepared from the following components: 85.0 to 94.0 parts of PVC (Polyvinyl Chloride) resin, 6 to 8 parts of talcum powder, 2 to 4 parts of a lubricant, 14 to 18 parts of a plasticizer, 10.0 to 15.0 parts of modified carbon fiber, 2 to 4 parts of a heat stabilizer, 0.8 to 2.0 parts of a flame retardant and 0.6 to 1.0 part of a toughening agent. According to the prepared heating cable, the PVC resin serves as a matrix and is matched with the modified carbon fibers, the talcum powder, the chlorinated paraffin lubricant, the tricresyl phosphate plasticizer and other components, meanwhile, the special heat stabilizer, the flame retardant and the flexibilizer are compounded, the tensile strength and the elongation at break of the heating cable are maintained at a high level, high strength and good toughness are both considered, and the heating cable is suitable for large-scale popularization and application. And the use requirements of the heating cable on the structural stability and the anti-deformation capability can be met.

This invention discloses a conformal coating, its preparation method, and its application, belonging to the field of coatings. The conformal coating comprises the following components by weight percentage: 45%-65% base resin, 25%-50% reactive diluent, 2%-6% initiator, 7%-14% dehydrating agent, and 0%-0.8% additives; wherein the base resin contains NCO groups, and the dehydrating agent includes both chemical and physical dehydrating agents. By ensuring the synergistic effect of the various components in the conformal coating under specific proportions, not only are excellent curing properties guaranteed, resulting in excellent mechanical properties of the coating film, but the conformal coating also has a longer shelf life and service life.

The present invention relates to the field of coatings, and in particular to an underwater antifouling paint and a preparation method thereof. The underwater antifouling paint comprises 2-5 parts of chlorinated rubber, 1-3 parts of chloroether resin, 1-2 parts of zinc acrylate resin, 35-50 parts of antifouling agent, 9-12 parts of compounded rosin, 2-5 parts of toughening agent, 1-3 parts of stabilizer, 2-5 parts of defoaming agent, 0.1-0.5 parts of dispersant, 2-3 parts of thixotropic agent, and 15-25 parts of solvent; the antifouling agent comprises cuprous oxide, an organic antifouling agent, and a natural biological antifouling agent; the compounded rosin comprises gum rosin and rosin maleic anhydride polyol ester; the toughening agent comprises sorbitan fatty acid ester and tricresyl phosphate; and the stabilizer comprises zinc oxide and polyoxyethylene fatty alcohol ether. The underwater antifouling paint of the present invention has high adhesion, flexibility, impact resistance, water resistance, and excellent antifouling performance, and is suitable for ship bottoms and underwater facilities.

This invention discloses a moisture-proof PVC wood grain sheet and its preparation method, belonging to the field of PVC wood grain sheet production technology. The moisture-proof PVC wood grain sheet is composed of the following components by weight: 90-100 parts PVC resin, 25-30 parts triethyl acetylacetic acid, 20-25 parts modified moisture-proof microcapsules, 10-15 parts moisture-proof coating liquid, 4-8 parts tricresyl phosphate, 3-5 parts stabilizer, 3-5 parts wood grain color masterbatch, 0.5-1 part calcium stearate, and 0.1-1 part light stabilizer 944. The PVC wood grain sheet prepared by this invention has good mechanical properties and moisture-proof properties.

The invention belongs to the technical field of PVC coated cloth, and particularly relates to antimony-free high-flame-retardant weldable coated cloth and a preparation method thereof. The coating cloth is PVC coating cloth, a large amount of screening is carried out, a binary compound composed of halogen-free phosphate ester WSFR-9702 and tricresyl phosphate TCPL is obtained and used as a flame retardant plasticizer, a ternary compound composed of a phosphorus flame retardant, a molten drop inhibiting flame retardant and a carbon forming framework filler is used as a flame retardant, and the PVC coating cloth coating is prepared through high mixing. The coating cloth simultaneously meets the requirements of high flame retardance of the BS7837 standard, the requirements of high environmental protection, no antimony, welding resistance and other comprehensive performance of REACH regulations, so that the coating cloth has the advantages of environmental protection, cost reduction and quality improvement, the comprehensive competitive advantage of products is improved, and the coating cloth has great industrial application value.

The invention discloses a preparation method of micropore-rich highly-graphitized deodorizing powder carbon, and belongs to the technical field of activated carbon materials. The method comprises the following steps: by taking anthracite as a raw material, carrying out deliming by hydrochloric acid and hydrofluoric acid, carrying out modification pretreatment by tricresyl phosphate and tetraisobutyl titanate, dipping in a potassium ferrate solution, and sequentially carrying out carbonization and water vapor activation under the protection of nitrogen, so as to finally prepare the activated carbon with high micropore volume and high graphitization degree. The potassium ferrate is used as a catalyst to synchronously promote the potassium hydroxide activation reaction and the iron-based graphitization process. The method is simple in process and low in cost, the obtained material has excellent adsorbability and stability, the adsorption capacity of 2-methylisoborneol and geosmin is remarkably improved, and the method is suitable for efficiently removing odor substances of a drinking water source.

The present invention provides an extraction system for extracting lithium from lithium-containing brine and its application. The extraction system includes an extractant and a co-extractant. The extractant is a trialkyl neutral phosphate containing a benzene ring, including any one or a combination of at least two of triphenyl phosphate, phenyl ditolyl phosphate, tricresyl phosphate, diphenyl isooctyl phosphate, monophenyl diisooctyl phosphate, triisopropylphenyl phosphate, or phenyl (di-tert-butylphenyl) phosphate, and the co-extractant includes ferric chloride. The extraction system provided by the present invention has the advantages of high selectivity, low water solubility, strong stability, and good extraction effect. It can reduce pollution to the environment, reduce costs, and has good industrial application prospects.

The invention discloses a high-temperature-resistant capacitor electrolyte and a preparation method thereof, and relates to the technical field of electronic components, and the high-temperature-resistant capacitor electrolyte comprises the following components in percentage by mass: 50%-70% of an organic solvent, 15%-25% of conductive salt and 5%-10% of a stabilizer, wherein the organic solvent is a mixture of ethylene carbonate (EC), dimethyl carbonate (DMC) and diethyl carbonate (DEC), and the volume ratio of EC to DMC to DEC is 1: 1: 1; the conductive salt is lithium tetrafluoroborate LiBF4, and the concentration of the conductive salt is 1.0-1.5 M; the stabilizer is tricresyl phosphate TTP, and the addition amount is 6%-8%. By accurately proportioning the organic solvent, the conductive salt and the stabilizer and introducing the novel additive, the stability of the electrolyte in a high-temperature environment is remarkably improved, the electrolyte can keep excellent performance in a wide temperature range of-40 DEG C to + 125 DEG C, the service life of a capacitor is effectively prolonged, and the service life of the capacitor is prolonged. And meanwhile, the charging and discharging efficiency and the overall performance of the capacitor are improved, and the capacitor is particularly suitable for aerospace, industrial control and other scenes with high-performance requirements.

The application discloses a dual-emission fluorescent probe for detecting cresyl phosphate as well as a preparation method and application thereof, and solves the technical problems of high cost and low timeliness in the prior art cresyl phosphate detection. The dual-emission fluorescent probe for detecting cresyl phosphate has characteristic peaks of Al2p, C1s, N1s and O1s in an XPS full spectrum diagram; has characteristic peaks of O-H / N-H, -COO, Al-O and C=O in an FT-IR spectrum diagram; and has dual-emission wavelengths in a fluorescence spectrum. The preparation method of the dual-emission fluorescent probe for detecting cresyl phosphate comprises the following steps: obtaining an aqueous solution containing an aluminum salt and a porphyrin; loading the aqueous solution into a reaction kettle to perform a hydrothermal reaction; and collecting and washing the precipitate after the hydrothermal reaction is completed, so that the dual-emission fluorescent probe for detecting cresyl phosphate is obtained. The dual-emission fluorescent probe has a wide linear range, a short response time, strong anti-interference ability and specific recognition ability, is successfully applied to the analysis of cresyl phosphate in lake water and tap water, and has strong practicability.