142 results about "Alkyl phenols" patented technology

The invention relates to the field of fire-resistant oil, in particular to phosphate-based fire-resistant oil with synergistically optimized flame resistance and stability and a preparation method of the phosphate-based fire-resistant oil. The fire-resistant oil comprises base oil and an additive, the base oil is a mixture obtained by esterification of mixed alkylphenol and phosphorus oxychloride; the molar percentage of the mixed alkylphenol is as follows: 4-6% of phenol; 11 to 14 percent of p-methylphenol; 22 to 26 percent of 2, 5-position dimethyl phenol; 0.8 to 1.5 percent of 2, 4-position dimethyl phenol; 2.5 to 4 percent of 2, 3-position dimethyl phenol; 0.4 to 0.6 percent of 4-ethyl phenol; 40 to 48 percent of 3, 5-position dimethyl phenol; 8 to 11% of 3-ethyl phenol; 3 to 5 percent of 3, 4-position dimethyl phenol; the additives comprise an antioxidant, a corrosion inhibitor, an anti-foaming agent and an anti-hydrolysis agent; the addition amount of the antioxidant is 0.05-5% of the total mass of the base oil; the addition amount of the corrosion inhibitor is 0.001%-0.08% of the total mass of the base oil; the addition amount of the anti-foaming agent is 0.001%-0.009% of the total mass of the base oil; the addition amount of the anti-hydrolysis agent is 0.001%-0.005% of the total mass of the base oil. The fire-resistant oil provided by the invention can be safely used under the working conditions of high temperature and extreme pressure.

Cleaning compositions that include a non-functionalized alkyl polyglycoside, a nonionic surfactant system, and water. In certain embodiments, the cleaning compositions are substantially free of alkyl phenol ethoxylates. Additionally, some embodiments of the invention are substantially free of butyl cellosolve. The cleaning composition is capable of removing both proteinaceous food soils and hydrocarbon-based oily soils. The cleaning compositions include a biorenewable, environmentally friendly alternative to nonyl phenol ethoxylates and exhibit superior cleaning of food soils.

The invention relates to the field of sealing materials, in particular to a butyl rubber sealing material and a preparation method thereof. Comprising the following components in parts by weight: 50-70 parts of butyl rubber, 30-50 parts of a brominated isobutylene-p-methylstyrene copolymer, 30-50 parts of carbon black, 8-12 parts of an alkyl phenolic resin vulcanizing agent, 3-5 parts of zinc oxide, 1-3 parts of stearic acid, 1-3 parts of an anti-aging agent and 5-10 parts of a plasticizer. The butyl rubber provides ideal air tightness and heat aging resistance, bromine atoms are introduced into the brominated isobutylene-p-methylstyrene copolymer, co-vulcanization with the butyl rubber is achieved, it is ensured that a uniform and stable co-crosslinking network can be formed between the two rubber molecules, and the service life of the rubber is prolonged. The alkyl phenolic resin vulcanizing agent can form a C-C bond with high bond energy with two rubber molecules, so that the thermal aging resistance of the butyl rubber sealing material is effectively improved, the compression set is reduced, and the butyl rubber sealing material with excellent performance is prepared.

A system and a method for making and using an enhanced oil recovery (EOR) fluid. The EOR fluid includes a base fluid, an anionic-nonionic surfactant including one of sodium alkylphenol ethoxylate carboxylate (APEC), sodium alkyl ethoxylate carboxylate (AEC), sodium alkylphenol ethoxylate sulfate (APES), or sodium alkyl ethoxylate sulfate (AES), and a second surfactant including a cationic surfactant including an alkyl pyridine salt.

The invention discloses an alkyl phenolic resin for improving the bonding performance of a GLR rubber adhesive and a preparation method thereof, and relates to the technical field of phenolic resin preparation, the alkyl phenolic resin comprises the following raw materials by weight: 60-70 parts of modified resin, 15-20 parts of modified EPDM, 2-4 parts of carbon fiber, 5-7 parts of naphthenic oil, and 0.8-1.0 part of an anti-aging agent. The modified resin is obtained by carrying out reaction grafting on methyl 3-dodecylthio-propionate, 5-amino-2-hydroxycycloheptyl-2, 4, 6-triene-1-ketone, punicic acid and the like, and then blending with alkyl phenolic resin. The modified EPDM is obtained by grafting a functional monomer and EPDM, wherein the functional monomer contains imidazole, amino, piperazine, phosphamide, hydroxyl and terminal carbon-carbon double bonds. The prepared alkyl phenolic resin has good corrosion resistance, toughness, antibacterial property, adhesion, oil resistance and flame retardance, and is worthy of popularization and application.

The invention discloses a tree-shaped heavy oil demulsifier with magnetic response as well as a preparation method and application thereof. The demulsifying agent comprises composite magnetic nano particles, the composite magnetic nano particles are provided with magnetic particle inner cores and polymers coated on the outer surfaces of the magnetic particle inner cores, the magnetic particle inner cores are modified superparamagnetic ferroferric oxide nano particles, and the polymers are alkyl phenolic resin polyoxyethylene polyoxypropylene ether. Rapid demulsification of the emulsion with the magnetic response effect at the low temperature is successfully achieved, the using amount of magnetic particles is small during demulsification, and the demulsification process is environmentally friendly, efficient and low in cost.

The invention discloses a synthetic method of a lubricating oil detergent. The synthesis method is characterized by comprising the following steps: mixing sulfurized alkylphenate with a solvent to form a uniform mixture; a peroxide is added to the uniform mixture, and the addition amount of the peroxide is 0.005-0.20 parts by mass relative to 1 part by mass of the sulfurized alkylphenate; reacting for 3-8 hours at the temperature of 50-200 DEG C; and after the reaction is finished, filtering and distilling to remove the solvent to obtain the sulfurized alkylphenol salt with reduced content of free alkylphenol. The lubricating oil detergent obtained by the synthetic method of the lubricating oil detergent is low in free alkylphenol content, and the product performance is improved.

The present invention provides a process and a plant for recovering purified ε-caprolactam from nylon 6 comprising fishing nets, wherein the plant comprises a depolymerization section [B], a recovery section [C], and a purification section [D]. The present invention also provides purified ε-caprolactam that has a particularly low product carbon footprint and is obtained via depolymerization of nylon 6 from fishing nets. In a second preferred embodiment, the purification of the distilled caprolactam is achieved by crystallization in a process of concentrating. The crystallized caprolactam resulting from concentrating is generally sufficiently pure to be used directly. After crystallization, it may be necessary to purify the mother liquor by, for example, recycling it to the aqueous solution before the extraction with the alkyl phenol. The mother liquor can be purified for example by means of distillation.

The invention relates to the field of hydraulic oil complexing agents, in particular to an anti-wear hydraulic oil complexing agent with high water diversion performance and a preparation method thereof.The anti-wear hydraulic oil complexing agent is prepared from, by weight, 30-80 parts of zinc dialkyl dithiophosphate, 1-20 parts of phenolic ester type antioxidant, 1-10 parts of alkyl diphenylamine antioxidant and 1-10 parts of sulfurized calcium alkyl phenolate detergent. 5 to 50 parts of dinonyl naphthalene sulfonate antirust agent, 1 to 5 parts of azole metal deactivator and 0 to 20 parts of base oil. A hydraulic oil product prepared by the hydraulic oil complexing agent provided by the invention has excellent water diversion performance, and simultaneously meets the performance requirements of wear resistance, oxidation resistance, rust prevention and the like.

The invention discloses a lithium battery positive electrode slurry composite additive and a use method thereof, and relates to the field of lithium ion batteries, the lithium battery positive electrode slurry composite additive comprises the following raw materials by mass: 15%-30% of hexamethylcyclotrisiloxane, 15%-30% of oleic acid, 5%-15% of polyoxyethylene alkylphenol ether and 25%-65% of N-methyl pyrrolidone; according to the invention, the dispersion effect in the homogenizing process of the positive electrode material is improved, the dispersion of agglomerated particles can be realized, and secondary agglomeration in the homogenizing process is effectively avoided; the homogenizing time is shortened, the homogenizing efficiency is improved, and the equipment productivity is improved; the bonding capacity of the slurry is enhanced, the peel strength between the slurry and the current collector is improved, and defects of the electrode plate are avoided.

The application provides a hybrid vehicle engine lubricating oil composition and a preparation method thereof.The hybrid vehicle engine lubricating oil composition comprises the following components: (A) a benzotriazole derivative; (B) a composite antioxidant comprising an alkylated diphenylamine antioxidant and a sulfide phenolic antioxidant; (C) a polyisobutylene succinimide ashless dispersant; (D) a sulfonate and / or a sulfated alkyl phenate; (E) a zinc dialkyldithiophosphate; (F) a composite friction modifier comprising an oil-soluble organic molybdenum friction modifier and an ashless friction modifier; (G) a phosphite type extreme pressure antiwear agent; and (H) a major amount of a lubricating oil base oil; wherein the structure of the benzotriazole derivative is shown in formula (I): wherein the definitions of the groups are shown in the specification.The hybrid vehicle engine lubricating oil composition has excellent antioxidant performance, corrosion resistance and rust resistance, and good emulsion retention performance and wear resistance.

A compound having formula I that is useful for preparing an anabaenopeptin or derivatives thereof is provided:or a salt thereof and / or stereoisomers thereof and / or isotopic variations thereof, wherein: X1, X2, X3, and X4 are alkyl, aryl, hydroxyl, alkyl phenyl, alkyl phenol, and benzyl groups; and R1, R2, R3, R4, and R5 are H or C1-10 alkyl, wherein at least one of X1, X2, X3, and X4 is alkyl phenol, with the proviso that at least one of X1, X2, X3, and X4 are alkyl phenol.

The invention provides a cylinder oil composition suitable for a methanol fuel ship and a preparation method of the cylinder oil composition, and particularly relates to the technical field of lubricating oil. The cylinder oil composition suitable for the methanol fuel ship comprises the following components in percentage by mass: 5.0%-20% of a clearing agent, 1.0%-8.0% of an ashless dispersant, 0.5%-1.5% of a composite antioxidant, 0.5%-3% of an anti-wear agent, 0.01%-1% of a metal deactivator and the balance of base oil, the detergent is composed of high-base-number synthetic calcium sulfonate, low-base-number synthetic calcium sulfonate, high-base-number calcium boride sulfonate and high-base-number sulfurized calcium alkyl phenolate. According to the cylinder oil composition for the methanol fuel ship, the scheme of the purification dispersant is optimized, and a plurality of components such as the metal deactivator are introduced for combination, so that the obtained cylinder oil composition for the methanol fuel ship improves the wear resistance and the corrosion resistance of an oil product when the oil product is polluted by methanol and formic acid, and can meet the performance requirements when a marine two-stroke engine uses methanol fuel.

The invention discloses a method for producing methylphenol through transalkylation, which comprises the following steps: enabling a raw material to pass through a reactor bed filled with a transalkylation catalyst, and reacting at 300-480 DEG C to obtain the methylphenol, the raw material being a mixture of phenol and C8 + heavy alkylphenol. Or a mixture of phenol and C8 + heavy alkylphenol is used as a raw material, and a phenol / C8 + heavy phenol transalkylation reaction is carried out in the presence of a transalkylation catalyst in the presence of hydrogen to obtain the methylphenol. According to the method, phenol is used as a methyl acceptor, a product generated through transalkylation reaction is mainly methyl phenol with o-cresol as a main component, the added value of the product is increased, and the integrating degree with the crude phenol refining industry is higher. The mass ratio of phenol to C8 + heavy phenol in the feed can reach 50: 50, and the heavy phenol treatment capacity, the conversion rate and the total selectivity of methylphenol are high.

The invention provides an ardealite reverse flotation collecting agent and a preparation method and application thereof, and belongs to the field of phosphorus chemical solid waste treatment, the ardealite reverse flotation collecting agent comprises the following components by weight: 40-60 parts of alkyl ammonium bromide, 10-20 parts of alkylphenol polyoxyethylene ether, 10-20 parts of non-polar hydrocarbon oil, 10-15 parts of vinyl trimethoxy silane, and 10-20 parts of a polysaccharide agent. Through the reasonable proportion of the components, the separation effect of CaSO4. 2H2O, silicon dioxide, black organic carbon and other impurities is remarkably improved, the whiteness and purity of CaSO4. 2H2O are improved, the collecting agent has the advantages of being high in flotation efficiency, low in dosage, high in collecting capacity and the like, and meanwhile the collecting agent is simple and feasible in preparation method, low in cost and high in industrial application value.

The subject of the present invention is the use, for reducing the emissions of nitrogen oxides and at least one type of polluting agent chosen from carbon monoxide and unburned hydrocarbons during the combustion of a liquid fuel in a compression-ignition internal combustion engine, of an additive composition comprising: (i) one or more additives chosen from compounds having in their structure at least one alkyl-phenol group; and (ii) one or more cetane index-improving additives; in which the mass ratio of the quantity of additive(s) (i) to the quantity of additive(s) (ii) is in the range from 1:3 to 3:1.The present invention also relates to a method for reducing emissions of nitrogen oxides and at least one type of polluting agent chosen from carbon monoxide and unburned hydrocarbons during the combustion of a liquid fuel in a compression-ignition internal combustion engine, using this additive composition.

The invention discloses a method for synthesizing biphenol in a water phase, belongs to the technical field of fine chemical engineering, and aims to solve the explosion safety risk caused by the use of an organic solvent in the conventional alkylphenol oxidative coupling process. According to the method, a phase transfer catalysis system composed of boric acid, Tween-80, dodecylphenol polyoxyethylene ether and copper chloride is adopted, water serves as a solvent, oxygen or air is introduced at the temperature of 60-90 DEG C, alkyl phenol is subjected to an oxidative coupling reaction to generate alkyl biquinone, and then biphenol is prepared through hydrogenation reduction. The method thoroughly avoids the use of an organic solvent, eliminates the hidden danger of explosion from the source, and has the advantages of high intrinsic safety, environmental friendliness and low cost.

The invention relates to the technical field of lubricating oil, in particular to anti-wear gear oil for an electric automobile axle and a preparation method of the anti-wear gear oil. The lubricating oil is prepared from the following raw materials in parts by weight: 90 to 100 parts of base oil, 1.5 to 2.5 parts of sulfurized calcium alkyl phenolate, 5 to 7 parts of ashless phosphate, 1.5 to 2.0 parts of zinc dialkyl dithiophosphate, 2 to 3 parts of tricresyl phosphate, 0.5 to 0.8 part of simethicone, 0.6 to 1.0 part of dodecenyl succinate, 2 to 3 parts of an antioxidant, 1.2 to 1.8 parts of a demulsifying agent, 10 to 15 parts of a viscosity modifier and 4 to 6 parts of an anti-wear additive, the prepared anti-wear additive is used as a raw material of gear oil, so that the gear oil has excellent anti-wear performance, excellent oxidation resistance and corrosion inhibition performance, the wear degree of a gear is effectively reduced, the service life of the gear is prolonged, and meanwhile, the grade and quality of the gear oil are also ensured.

The application relates to a high-salt-resistant and shear-resistant double-network fracturing fluid thickening agent and a preparation method thereof, relates to the technical field of oilfield chemistry and fine chemistry, and comprises the following steps: crosslinking and polymerizing non-ionic monomers and a crosslinking agent under the action of an initiator to form a first network structure, and utilizing a flexible polymer filled in the first network structure to form a second network structure. The flexible polymer is alkyl phenol polyoxyethylene ether. The flexible chain in the alkyl phenol polyoxyethylene ether structure still retains the function of a "sacrificial bond", can absorb the damage of high shear and high temperature to the rigid network structure, and enables the system to still have good resistance performance under the condition of no metal crosslinking. Meanwhile, due to the existence of benzene rings in the alkyl phenol polyoxyethylene ether structure, the pi-pi stacking effect can be increased on the basis, the intermolecular force is strengthened, and the resistance of the double-network structure is further improved. The double-network fracturing fluid thickening agent is simple in preparation, excellent in performance and high in practical value.

Thermally conductive compositions may include an isocyanate component, an isocyanate-reactive component and one or more thermally conductive fillers present in one or more of the isocyanate component and the isocyanate-reactive component. The isocyanate component includes a blocked isocyanate prepolymer formed from a reaction of a first prepolymer, prepared from the reaction of one or more polyols comprising an amine-initiated polyol and a polyisocyanate, and an alkyl phenol. The isocyanate-reactive component includes one or more polyetheramine.

The application discloses a hydrogen fuel engine oil composite additive composition, which comprises 3.0-5.0% high-alkali-value magnesium sulfonate, 12.0-20.0% low-alkali-value calcium sulfonate, 3.0-4.0% high-alkali-value calcium sulfide alkyl phenol, 2.0-5.0% amine type antioxidant, 2.0-5.0% phenol type antioxidant, 2.0-5.0% alpha-naphthylamine, 1.5-3.0% dibutyl dithiocarbamic acid ester, 1.5-3.0% anti-wear agent, 0.2-0.5% fatty amide, and the rest is ashless dispersant. The application further discloses a hydrogen fuel engine oil composition, which comprises 14.4-15.5% composite additive composition, 7.0-9.0% tackifier, 0.2-0.5% pour point depressant, and the rest is base oil. The composite additive improves the demulsification performance of the hydrogen fuel engine oil under high-temperature and high-pressure conditions, and further improves the water separation property and other comprehensive use performances of the oil product.

A lubricating composition includes a sulfurized oxy-substituted aromatic polyol compound and an oil of lubricating viscosity. The sulfurized oxy-substituted aromatic polyol compound includes at least one of a sulfurized oxy-substituted aromatic polyol and a salt of a sulfurized oxy-substituted aromatic polyol. The compound is suitable as a replacement for detergents that con- tain C<com:Sub>n< / com:Sub> alkyl phenols derived from oligomers of propylene.

The application relates to a grinding aid and a preparation method and application thereof, the grinding aid comprising a to-be-treated solution and a surfactant; the to-be-treated solution contains sodium acrylate, sodium hydroxide and sodium p-toluenesulfonate; and the surfactant comprises at least one of sodium dodecyl benzene sulfonate, sodium lignosulfonate, allyl polyether, fatty alcohol polyoxyethylene ether, alkyl phenol polyoxyethylene ether and nonyl phenol polyoxyethylene ether. The specific surfactant in the grinding aid cooperates with the to-be-treated solution, synergistically improves the interface wetting performance of the material, weakens the powder aggregation phenomenon, reduces the surface energy, and further improves the dispersibility of the material and the gradation and fluidity of the material.

The invention provides lubricating grease and a preparation method thereof. The lubricating grease comprises an alkyl phosphonate compound, an antirust agent, a thickening agent and a main amount of lubricating base oil, and the preparation method of the alkyl phosphonate compound comprises the following steps: reacting alkyl phosphonate with alkyl alcohol and / or alkylphenol in the presence of an imine catalyst, and collecting the product. The lubricating grease provided by the invention has excellent extreme pressure property, wear resistance, mechanical stability and corrosion resistance, and is suitable for servo systems of various mechanical equipment.

The invention relates to the technical field of surfactants, and in particular to a method for preparing a low-foam surfactant. A low-foam surfactant having a branched structure of polyisobutylene succinic anhydride containing a quaternary ammonium salt group grafted onto a long chain of a block copolymer is prepared. The low-foam surfactant effectively reduces the surface tension of an aqueous solution, has good wetting and foam suppression effects, strong emulsification ability, good decontamination and oil removal effects, and is easily biodegradable. The surfactant has good compatibility with other surfactants and auxiliary agents, so that the surfactant can replace traditional alkylphenol polyoxyethylene ether compounds to be prepared into a cleaning agent widely used in daily chemical cleaning and industrial cleaning of glass. The formed foam has a low height, does not contain phosphorus, does not contain strong alkali, and has a cleaning efficiency of more than 98%. The light transmittance of the glass after cleaning can be significantly improved, and the light transmittance of the cleaned glass reaches about 90%.

The invention discloses a rust-proof cleaning solution for a picking spindle device of a cotton picker. Comprising the following components in parts by weight: 85.0 to 90.0 parts of hydrogenated regenerated oil, 2.5 to 6.0 parts of fatty alcohol polyether, 4.0 to 7.0 parts of alkylphenol polyether, 1.5 to 4.0 parts of polyol polyether, 0.3 to 1.0 part of a fluorocarbon surfactant and 0.2 to 0.6 part of a composite antirust agent. According to the invention, the hydrogenated regenerated oil, the special surfactant and the special composite antirust agent are combined, and through a combination technology of a plurality of different fluorocarbon special surfactants and a compounding technology of the special composite antirust agent, the problem of difficult composition caused by conflict between emulsification of high-salinity water and corrosion and corrosion performance is solved.

The present application belongs to the field of activators, and particularly relates to an activator for improving the adhesion of yarn and rubber and the use thereof. The activator is composed of 38-68wt% component A: alkyl silane, 24.2-41.2wt% component B: fatty acid polyoxyethylene ester, 5.5-13wt% component C: triethylene glycol dimethyl ether and 0.6-4.7wt% component D: alkyl phenol polyoxyethylene ether. The activator of the present application can improve the adhesion of yarn and rubber.

The invention belongs to the field of fine chemicals, and particularly relates to a solvent-free method for synthesizing six-long-chain alkyl polyoxyethylene ether cyclotriphosphazene. In a reaction container, alkyl (phenol) polyoxyethylene ether and phosphonitrilic chloride trimer are used as raw materials, and under the solvent-free condition, the six-long-chain alkyl polyoxyethylene ether cyclotriphosphazene is obtained through reaction. The synthesis method is simple and convenient, does not need to use an organic solvent and an acid-binding agent, and does not need processes of filtration, distillation and the like; and moreover, the raw material conversion rate is high, and a high-quality hydrochloric acid byproduct can be obtained. The prepared six-long-chain alkyl polyoxyethylene ether cyclotriphosphazene has higher surface activity and lower critical micelle concentration, is rich in phosphorus and nitrogen elements, has a better flame-retardant effect, and can be used as an additive of fine chemicals such as an emulsifier, a dispersant, a fire extinguishing agent, a flame retardant and the like.

The application discloses a kind of effectively prevent and control Gang Mei branch blight of nuisance pesticide and prevention and control method and application, specifically including the following components: methyl jasmonate 100-150mg / L, table 24-rape sprout lactone 0.01-0.5mg / L, 6-benzyl adenine 20-50mg / L, triacontanol 0.5-1mg / L, chitosan 300-600mg / L, organic silicon 100-400mg / L, phenylalanine 5-50mg / L, mannitol 5-30mg / L, betaine 50-300mg / L, 2 hydrated calcium chloride 150mg / L, eugenol 250mg / L, isopropenyl-5-chlorobenzimidazolone 0.02-0.05mg / L, alkyl phenol formaldehyde resin polyvinyl ether 800-1000mg / L, ethanol 10000-30000mg / L.The application is compounded by plant growth regulator, inorganic matter, amino acid and other components, induces Gang Mei planting seedling, so that it systematically obtains resistance, enhances defense, inhibits Gang Mei branch blight, stabilizes cell membrane and improves the ability of anti-abiotic adversity, and also helps to improve the content of Gang Mei medicinal component secondary metabolite.The pesticide prepared by the application does not contain pesticide chemical component, is safe, non-polluting, simple in use method, and can effectively prevent and control Gang Mei branch blight, improve Gang Mei yield, quality and medicinal value.

The invention provides natural gas engine oil and a composite additive composition thereof, and the composite additive composition comprises: a detergent comprising magnesium sulfonate, calcium sulfonate and sulfurized calcium alkyl phenolate; the antioxidant comprises an amine type antioxidant and a phenol type antioxidant; the anti-wear agent is prepared from carbamic acid ester, phosphoric acid lauryl amine salt and tricresyl ester; a dispersant; the base number of the magnesium sulfonate is 395 to 420 mgKOH / g, the base number of the calcium sulfonate is 20 to 35 mgKOH / g, and the base number of the sulfurized calcium alkyl phenolate is 130 to 160 mgKOH / g. According to the natural gas engine oil, the sulfate ash content of the natural gas engine oil can be reduced, and the natural gas engine oil has relatively good oxidation resistance, detergency, dispersity, wear resistance and the like.