1730 results about "Alkylphenol" patented technology

The invention relates to compositions effective for the cleansing of mammalian soft tissue optionally attached to bones, and particularly the removal of blood deposits and bone marrow therefrom. The compsotions are composed of an aqueous solution containing as its essential ingredients a detergent having a functionality of the nature of a polyoxyethylene-23-lauryl either, a detergent having a functionality of the nature of exyethylated alkylphenol, and water, where the compositions are free from any membrane stabilizers. The present invention is also directed to a method and composition for cleaning cadaveric soft tissue optionally attached to bone to produce soft tissue grafts optionally attached to bone suitable for transplantation into a human. The present method involves removing bone marrow elements, blood deposits and any bacteria, virus or fungi contamination, from the donor bone and/or associated soft tissues.

New anionic surfactants and methods of preparation which are derived from aromatic or substituted aromatic molecules and alkenesulfonic acid. Wherein the aryl compound is alkylated and sulfonated in one-step with an alkene sulfonic acid prior to sulfonic acid neutralization. The methods allow the functional sulfonate group to be attached to the end of the alkyl chain rather than to the aromatic ring thus allowing for selective substituted groups, either branched, linear or alkoxylated or combinations thereof to be placed on the aryl compound prior to sulfonation and alkylation. The invention uses the alkene sulfonic acid produced from thin-film sulfonation of an alpha-olefin to alkylate benzene, mono-substituted aromatic, poly-substituted aromatic, alkylbenzene, alkoxylated benzene, polycyclic aromatic, mono-substituted polycyclic aromatic, poly-substituted polycyclic aromatic, naphthalene, alkylnaphthalene, phenol, alkylphenol, alkoxylated phenol, and alkoxylated alkylphenolalkyl substituted or polysubstituted cyclic or polycyclic compounds to produce the corresponding sulfonic acid having an additional alkyl group derived from the alpha-olefin used during the thin-film sulfonation which is either linear or branched.

A composition is disclosed herein comprising from about 0.001% to about 0.4% cyclosporin A, castor oil, and a surfactant selected from the group consisting of alcohol ethoxylates, alcohols, alkyl glycosides, alkyl polyglycosides, alkylphenol ethoxylates, amine oxides, block polymers, carboxylated alcohol or alkylphenol ethoxylates, carboxylic acids/fatty acids, cellulose derivatives, ethoxylated alcohols, ethoxylated alkylphenols, ethoxylated aryl phenols, ethoxylated fatty acids, ethoxylated fatty acids, ethoxylated fatty esters and oils, fatty alcohols, fatty esters, glycol esters, lanolin-based derivatives, lecithin and lecithin derivatives, lignin and lignin derivatives, methyl esters, monoglycerides and derivatives , phosphalipids, polyacrylic acids, polyethylene glycols, polyethylene oxide-polypropylene oxide copolymers, polyethylene oxides, polymeric surfactants, polypropylene oxides, propoxylated alcohols, propoxylated alkyl phenols, propoxylated fatty acids, protein-based surfactants, sarcosine derivatives, silicone-based surfactants, sorbitan derivatives, stearates, sucrose and glucose esters and derivatives, and combinations thereof.

The invention provides a method for preparing high base number (TBN400) synthetic calcium alkyl-benzene sulfonate. The method comprises the following steps of: adopting a mixed acid of long-chain linear alkyl-benzene sulfonic acid and high-boiling heavy alkyl-benzene sulfonic acid, calcium oxide and/or calcium hydroxide, low-carbon alcohol, alkaline-earth metal halide or nitrate, and a mixture of alkaline-earth metal alkylphenol or alkaline-earth metal alkylphenate and polyisobutylene succinic anhydride for a neutralization reaction in the presence of a solvent and cutback oil at a temperature of between 40 and 80 DEG C; then, passing through carbon dioxide to a product of the neutralization reaction at a temperature of between 40 and 60 DEG C for a carbonation reaction; and producing high base synthetic alkyl-benzene sulfonate with a total base number (TBN) of 400mgKOH/g by adopting a process of a one-step method. The product is divided into high-base number (TBN400) synthetic alkyl-benzene sulfonate containing chlorine and high-base number (TBN400) synthetic alkyl-benzene sulfonate without the chlorine. The product produced by adopting the method with low viscosity, small turbidity, easy filtration, light color and no skin formation has the advantages of excellent high-temperature detergency, excellent anti-foaming property and excellent heat storage stability.

The invention relates to an environment-friendly epoxy intumescent fire-retardant coating and a preparing method thereof, and belongs to the field of functional coatings. The environment-friendly epoxy intumescent fire-retardant coating is prepared from a component A and a component B, wherein the component A uses epoxy resin as a main film forming matter and is added with a reactive diluent, a catalyst, a carbon-forming agent, a foaming agent, fire retardant, auxiliaries and solvent, and the component B is composed of a curing agent, a curing accelerator, pigment filler, auxiliaries, refractory fibers and solvent. In the component A, the ratio of the epoxy resin to the reactive diluent is 1:1-5:1. In the component B, the ratio of the curing agent to the curing accelerator is 1:1-5:1, and the usage quantity of the refractory fibers accounts for 5-50% of the total mass. The environment-friendly epoxy intumescent fire-retardant coating is free of alkylphenol, or halogen compounds, or boron compounds or sulfocompounds. The prepared environment-friendly epoxy intumescent fire-retardant coating is good in acid resistance, alkali resistance, water resistance, ageing resistance and salt mist resistance and is particularly suitable for fire-retardant protection for maritime and severe outdoor environments, the petrochemical industry and places with hydrocarbon fire potential hazards.

The invention relates to a preparation method of an efficient deemulsifier for naphthenic extra heavy oil and a product thereof, belonging to the technical field of petroleum processing. The efficient deemulsifier is prepared by polymerizing alkylphenol, polyethylene polyamine and formaldehyde to obtain thermoplastic phenol-amine resin as an initiator, polymerizing the initiator with oxirane and epoxypropane to generate polyether blocked copolymer, and then esterifying the polyether blocked copolymer with acrylic acid and other unsaturated acids to generate a modified polyether product by grafting olefine acid. The product prepared by the method has the characteristics of quick dehydration and low dosage. The efficient deemulsifier of the invention is suitable for dehydrating the naphthenic extra heavy oil of Karamay oil fields, meeting the requirements of proper temperature, quick dehydration, high dehydration rate, clear water color, and tidy oil-water interface, and has high efficiency demulsification and dehydration performance.

A thickened oil emulsifying viscosity reducer consists of anion surface activator, non-ionic-anion surface activator, demulsifier and water in proportion by 1:0.1-50:0.01-20 and water content is 0.2-5000 times of the sum of a, b and c. Anion surface activator comprises sodium salt and calcium salt of petroleum sulfoacid salt methyl condensate and sulfonated lignin; non-ionic-anion surface activator is chosen organic phosphate salt, sulfuric ester salt , carboxylate and sulfosalt of alkylphenol or fatty alcohol-polyoxyethylene ether; demulsifier is copolymer of alkyl ammonium halide cation demulsifier, polyethylene glycol polyoxytrimethylene polylol ether non-ionic demulsifier or polyethylene glycol polyoxytrimethylene polyethylene polyamines block. It has strong emulsifying ability and low thickened oil viscosity,

The invention discloses a formaldehyde-free fixing agent, which comprises the following components in parts by weight: 80 to 120 parts of cationic monomer, 5 to 20 parts of unsaturated high-grade organic amine monomer, 3 to 10 parts of dicyandiamide, 4 to 18 parts of pH regulator, 0.001 to 0.05 part of metal ion chelating agent, 0.5 to 1 part of initiator, 2 to 10 parts of epichlorohydrin and 20 to 50 parts of deionized water. The formaldehyde-free fixing agent provided by the invention does not contain formaldehyde and alkylphenol ethoxylates (APEO); and meanwhile, the film-forming property of the fixing agent is utilized, a meshed film layer can be formed on the surface of the fiber, so that the dye dissolution is reduced, the color fastness of reactive dye dyed fabrics is improved, a fixing effect is good, the formaldehyde-free fixing agent can be applied to fixing colors of the reactive dye dyed fabrics, and the washable color fastness and boiling water soaking fastness of the fabrics are improved.

This invention is related to modified alkylphenol aldehyde resins and a method for preparing them from the reactions of alkylphenols, aldehydes, amines, rosins and fatty acids. When used in rubber compounds, these modified alkylphenol aldehyde resins provide much improved tack properties.

Disclosed is a lubricating oil composition displaying reduced endocrine disruption response, comprising a major amount of an oil of lubricating viscosity; and a detergent comprising an unsulfurized alkali or alkaline earth metal salt of a reaction product of

• • (1) an olefin having at least 10 carbon atoms, wherein greater than 80 mole % of the olefin is a linear C₂₀-C₃₀ n-alpha olefin, wherein less than 10 mole % of the olefin is a linear olefin of less than 20 carbon atoms, and wherein less than 5 mole % of the olefin is branched chain olefin of 18 carbons or less, and (2) a hydroxyaromatic compound.

The invention discloses an alkylphenol modified phenolic amide curing agent and a preparation method thereof. The alkylphenol modified phenolic amide curing agent comprises the raw components including phenol or phenol derivatives, methanal or paraformaldehyde, polyamine and fatty acid or fatty acid polymer. The preparation method comprises the following steps of: uniformly mixing the fatty acid or the fatty acid polymer and the polyamine, heating the mixture, cooling the mixture, adding the phenol or the phenol derivatives in the mixture, uniformly mixing the methanal or the paraformaldehyde with the mixture, heating the new mixture, and performing dehydration on the new mixture to obtain the product; or the preparation method comprises the following steps of: uniformly mixing the phenol or the phenol derivatives, the polyamine and the methanal or the paraformaldehyde, heating the mixture, adding the fatty acid or the fatty acid polymer into the mixture, heating the new mixture, and performing the dehydration on the new mixture to obtain the product. The curing agent disclosed by the invention is very strong in salt spray corrosion resistance, is superior to polyamide curing agent and curing agent products of modified phenolic aldehyde amide resin and mixtures of the modified phenolic aldehyde amide resin, and has good impact strength and flexibility as well as excellent water tolerance.

The invention discloses high-permeability sand-burning-preventing paint for casting and a preparation method thereof. The high-permeability sand-burning-preventing paint is prepared from the following raw materials: refractory aggregate, a binding agent, an activating agent, a thickening agent, a suspending agent, a defoaming agent and a carrier, wherein the masses of the binding agent, the activating agent, the thickening agent, the suspending agent, the defoaming agent and the carrier respectively account for 0.5-2.5 percent, 0.01-0.05 percent, 0.1-0.5 percent, 1.5-5.0 percent, 0.01-0.1 percent and 40-220 percent of the mass of the refractory aggregate; the refractory aggregate is a mixture of one or two of zircon powder and chromite fines in any proportion; the binding agent is phenolic resin or a mixture of the phenolic resin and one or more than two of oxidized rosin and ethyl silicate; the activating agent is alkylphenol ethoxylates; the carrier is ethanol; the thickening agent is polyvinyl butyral; the suspending agent is lithium bentonite; and the defoaming agent is normal butanol.

The invention provides a stainless steel degreasing agent, which comprises the following components in percentage by weight: 5 to 25 percent of organic solvent, 2 to 5 percent of corrosion inhibitor, 10 to 25 percent of surfactant, 5 to 10 percent of inorganic salt, 1 to 3 percent of defoaming agent and the balance of deionized water, wherein the organic solvent is bromohydrocarbon; the corrosion inhibitor is sodium benzoate, ammonium benzoate, triethanolamine, ethanolamine or benzotriazole; the surfactant is one or more of alkylphenol polyoxyethylene ether and fatty alcohol-polyoxyethylene ether; the inorganic salt is alkaline salt; and the defoaming agent is tributyl phosphate, organic silicon, oleic acid or sodium oleate. The stainless steel degreasing agent can replace the currently used ODS cleaning agents, can achieve the cleaning effect of the ODS cleaning agents, does not damage the surface of the stainless steel, has obvious cleaning effect, can clean a large number of products, and does not harm a human body; and the preparation method is simple, safe, and environment-friendly.

The invention provides a water-coal-slurry additive and a preparation method thereof. The additive is compounded by anionic surfactant naphthalene sulfonic acid formaldehyde condensation product sodium salt, lignosulphonate and non-ionic surfactant alkylphenol polyethenoxy ether (methyl) acrylic ester according to mass ratio of 8:1:1 to 1:8:1. The invention uses the naphthalene sulfonic acid formaldehyde condensation product sodium salt, lignosulphonate and alkylphenol polyethenoxy ether (methyl) acrylic ester in the preparation technology of water-coal-slurry, and the additive has wide adaptability to coal, in particular to coal with low degree of metamorphism. When ternary compound additive reaches 0.1-1wt percent of the weight (dry basis) of the coal, the water-coal-slurry with the content of coal dust being 62-70wt percent can be prepared. The slurry has good fluidity, lower apparent viscosity and favorable steady state stability. The ternary compound additive is simple in production process, excellent in performance and wide in the range of applicable coal.

An agricultural adjuvant composition includes (a) one or more first nonionic surfactants selected from the group consisting of fatty acid glycol ester surfactants, polyalkoxylated triglyceride surfactants, alkoxylated fatty alcohol surfactants, and sorbitan fatty acid ester surfactants, (b) at least one of: (b)(i) one or more second nonionic surfactants selected from the group consisting of polyalkoxylated alkylphenol surfactants, polyalkoxylated alkarylphenol surfactants, amine oxide surfactants, alkanolamide surfactants, glycoside surfactants, and ethylene/propylene block copolymers, and (b)(ii) one or more anionic components selected from the group consisting of anionic surfactants and polyanionic polymers, (c) optionally, a liquid medium comprising one or more fatty acid (C₁-C₃)alkyl esters, optionally, one or more water soluble deposition aid polymers, and (e) optionally, one or more thickening agents.

The invention discloses a sulfur-containing bis-imidazoline type carbon dioxide corrosion inhibitor and a preparation method thereof. The corrosion inhibitor comprises the following components in percentage by weight: 20-50 percent of sulfur-containing bis-imidazoline quaternary ammonium salt, 1-5 percent of nonionic surfactant, 40-70 percent of low molecular alcohol solvent and 5-10 percent of alkynol, wherein a sulfur-containing bis-imidazoline compound has a general formula of a structure which is shown in the specification; the number of carbon atoms in R of the formula is 5 or 8; the nonionic surfactant is fatty alcohol-polyoxyethylene ether or alkylphenol ethoxylate; the low molecular alcohol solvent is methanol, ethanol, isopropanol or ethylene glycol; and the alkynol is propargyl alcohol or hexynol. In the invention, the sulfur-containing bis-imidazoline compound which is generated through dehydration between dicarboxylic acid and polyamine molecule, dehydration reaction in the molecule and further reaction with the sulfur-containing compound is adopted; the molecule contains a plurality of active adsorption centers such as two diazo five-membered heterocyclic rings, a sulfur-containing group and the like; and a formed organic adsorption membrane has better protection effect on carbon steel.

The invention discloses a non-emulsion type pure oiling agent for the high speed spinning of polyamide-6 filaments, wherein a smoothing agent consists of three polyether type non-ionic surfactants, i.e. fatty alcohol-ethylene oxide-propylene oxide copolyether, fatty alcohol-polyoxyethylene ether and polyxyethylated alkylphenol; a collecting agent is the non-ionic surfactant, i.e. fatty acid polyoxyethylene ether ester; an antistatic agent is fatty alcohol-polyoxyethylene ether phosphate and amine (kali) salt of alkyl phosphate; a binding additive is Ac; and a regulating agent is water. The pure oiling agent for the high speed spinning of the polyamide-6 filaments generates little smoke, does not gel, gather or deposit, and is of good heat stability and chemical properties; and in addition, after a spray nozzle is applied with oil, the process requirements on air bath at the high temperature of 230 DEG C, high speed spinning (3000m/min) and strong drafting can be met. The requirements on the properties of precursors, thrown silk, dipping glue and tyre cords are met, so that the property of a polyamide-6 tyre fabric reaches the high level of national standards.

The invention discloses a metal bearing water-based cleaning agent and a preparation method and application thereof. The cleaning agent comprises the following components in percentage by mass: 2 to 8 percent of fatty alcohol polyoxyethylene ether, 2 to 8 percent of alkylphenol polyoxyethylene ether, 3 to 10 percent of fatty acid alkanolamide, 5 to 25 percent of triethanolamine oleate, 10 to 22 percent of triethanolamine, 5 to 18 percent of monoethanolamine, 0.5 to 3 percent of alkyl sodium sulfonate, 0.01 to 0.5 percent of benzotriazole, 1 to 2 percent of disodium ethylene diaminetetraacetate and 3.5 to 71.49 percent of water. During use, the cleaning agent is prepared into 2 to 10 percent working solution, and a bearing part is ultrasonically cleaned, rinsed, subjected to spray washing and dried to meet the cleaning degree standard and the finished product vibration value standard. The product is environment-friendly, does not influence a bearing material, is prepared from readily available raw materials, has low cost, can replace the conventional cleaning gasoline and kerosene, reduces the potential safety hazard, avoids environmental pollution, and saves energy.

The invention discloses an environment-friendly printing platen adhesive emulsion and a preparation method thereof, and the emulsion comprises the following components by weight: 25%-45% of soft monomers, 4%-10% of hard monomers, 1%-6% of functional monomers, 0.1%-0.3% of initiators, 1%-6% of emulsifiers, 45%-65% of deionized water, and 0.5%-5% of neutralizers. The adhesive of the invention is anaqueous environment-friendly product, adopts water as a solvent, does not contain any volatile solvent, is environment-friendly, does not discharge toxic substances such as formaldehyde and the like,does not contain alkylphenol additives; the adhesive has good adhesive force to various textile fabrics; fabrics are not easy to slide on the platen or be separated from the platen; printing color register is accurate; the preparation method of the invention adopts a new crosslinking monomer, and increases the water resistance and cohesive adhesion lasting force of the adhesive; the adhesive can be used repeatedly; because of the good cohesive adhesion lasting force of the adhesive, no adhesive is left at the fabric bottom during fabric removal; meanwhile the adhesive of the invention has moderate and adjustable viscosity, is convenient for using, and is easy to adhesive application by a scraper plate.

The invention relates to alkylphenol sulfonic polyoxyethylene ether sulfonate and the preparation method thereof, mainly aiming at solving the problems that current oil displacement agent containing surfactant is poor in oil displacement efficiency under high temperature with the existence of high salt and that the oil displacement agent contains alkali and causes damages to the stratum and the oil field and erodes the equipment and the pipes, which results in high production cost. The invention adopts alkylphenol sulfonic polyoxyethylene ether sulfonate with general molecular formula (I)to solve the problem; wherein M is alkali metal; R is alkyl from C1-C22; n is any integer from 1 to 20. The alkylphenol sulfonic polyoxyethylene ether sulfonate can be applied to the production of tertiary oil recovery in oil fields.

A water-solubility printing ink washing agent comprises A component, B component and solvent according to weight ratio of 1: (1.5-2.5): (0.04-0.08), wherein raw materials of the A component are as follows according to weight parts: 12-15 parts of fatty alcohol-polyoxyethylene ether, 0.5-1 part of alkylphenol polyoxyethylene, 8-10 parts of aviation kerosene, 2-4 parts of dibutyl phthalate, 1-3 parts of butyl cellosolve, 1-2 parts of benzyl alcohol and 1-3 parts of butyl acetate; raw materials of the B component are as follows according to weight parts: 5-8 parts of sodium dodecyl benzene sulfonate, 1-2 parts of ethanolamine, 1-3 parts of diethanolamide, 0.5-1 part of urea, 0.5-1 part of sodium carbonate, 0.3-0.5 part of sodium silicate, and 45-55 parts of water. The preparation of the invention is simple, has simple and convenient manufacture, stable performance, safe usage, does not easily burn, does not corrode device and does not pollute the environment. The washing agent has good washing effect, is safe and non-toxic, has easily obtained and stored raw materials, has high stability, can be repeatedly used, and has wide market prospect.

Disclosed is a resin composition for a PCB, the composition including: (a) a polyphenylene ether resin modified via a redistribution reaction of polyphenylene ether in the presence of 9,9-bis(hydroxyaryl)fluorene or 9,10-dihydro-9-oxa-10-(dihydroxyaryl)-10-phosphaphenanthrene 10-oxide; (b) a dicyclopentadiene epoxy resin represented by Formula 1; and (c) an alkylphenol aldehyde novolak curing agent represented by Formula 2, wherein, when the polyphenylene ether resin is modified via a redistribution reaction of the polyphenylene ether in the presence of 9,9-bis(hydroxyaryl)fluorene, the composition further includes (d) a brominated epoxy resin. Also, a composite substrate and a copper laminate using the same are disclosed.

Clear, high load water miscible emulsions of quinoxalinyl ester herbicides, particularly quizalofop-p-ethyl, as a single phase, translocatable composition which is free of xylene and alkylphenol ethoxylate surfactants and concentrate matrix for the active quinoxalinyl ester component at between about 9 and about 25 wt. % active concentration.

Disclosed are soft, high refractive index, acrylic device materials. The materials contain a functionalized alkylphenol ethoxylate to reduce glistenings.

The invention discloses a halogen-free resin composition, a prepreg prepared from the halogen-free resin composition and a laminated board prepared from the halogen-free resin composition and used for a printed circuit. The halogen-free resin composition comprises alkylphenol epoxy resin, benzoxazine resin, an alkylphenol aldehyde curing agent and a phosphorus-contained flame retardant. The molecular structure of alkylphenol epoxy resin adopted in the halogen-free resin composition contains more branched alkyls, so that the halogen-free resin composition is relatively high in glass transition temperature, low in water absorption rate, favorable in heat resistance and excellent in dielectric performance; benzoxazine resin is mixed, so that the dielectric constant, dielectric loss value and water absorption rate of a solid can be further reduced; alkylphenol aldehyde is used as a curing agent, so that the advantages of excellent dielectric performance and low water absorption rate generated by more alkyls in the structure are sufficiently exerted. The prepreg prepared from the halogen-free resin composition and the laminated board prepared from the halogen-free resin composition and used for the printed circuit have the advantages of low dielectric constant, low dielectric loss factor, low water absorption rate, high size stability, high heat resistance, and favorable flame retardance, processability and chemical resistance.

The invention relates to an adhesive remover and a preparation method thereof. The basic composition of the adhesive remover formula is as follows in percentage by weight: 12-25% of fatty alcohol-polyoxyethylene ether sodium sulfate and fatty alcohol-polyoxyethylene ether silane, 20-30% of alkylphenol polyoxyethylene ether, 4-5% of ethylene oxide/propane segmented copolymer, 5-7.9% of sodium chloride, 10-12% of triethyl phosphate and dimethyl adipate, 5-10% of tricarboxyl triethylamine, triethylamine, diethanol amine, EDTA, urea, triethanolamine and hexamethylene tetramine, 2-10% of ethylene glycol, butyl cellosolve, propylene glycol methyl ether, ethanol, isopropanol, benzyl alcohol and methyl isoamyl ketone and 0.1-42% of deionized water. Compared with the prior art, the invention has the advantages that the adhesive remover is aqueous and low irritating, is wide in application range, can rapidly remove various trade mark adhesives, eliminate adhesiveness, degrease, remove adhesive and deliquate adhering oil stain in the aspect of removing advertising posters on the surfaces of glass, ceramics, marbles, stainless steel, etc. The invention also provides an environment-friendly and safe method for preparing the adhesive remover.

The invention provides a composition of a surfactant oil displacement system for anionic and nonionic oil displacement. The composition consists of 18% C18 sodium alkyl benzene sulfonate, C16 fatty acid, 25% C2 alkanolamide, 7% C8 alkylphenol polyoxyethylene ether phosphate, 17% ethanol, 3% octanol, 30% water; the alkyl is a hydrocarbyl group with linear chain, branched chain and ring structures in a calibrated carbon atom range, and also can be substituted by one or more halogens, alkyls or alkoxys; the sodium sulfonates are formed by sulfonating different alkanes or arenes by SO3 or chlorosulfonic acid in chloroalkane environment and then neutralizing the sulfonate and sodium hydroxide; and the esterification derivatives are sulfates or phosphates. The formulation has highoil displacement efficiency, strong oil deposit adaptability and good popularization prospect.

The invention relates to an alkylphenol polyoxyethylene ether hydroxyl sulfonate type betaine surfactant and a preparation method thereof. The invention mainly solves the problem of poor oil displacement effect of the surfactant serving as an oil displacement agent in the conventional production technology under the conditions of high temperature and high mineralization degree and the problems that great damage is brought to stratum and oil wells, equipment and conveying pipelines are corroded, environment is polluted and the like because alkali is contained. The invention adopts the technical scheme that: the molecular general formula of the alkylphenol polyoxyethylene ether hydroxyl sulfonate type betaine is shown as the specification, wherein M is any one of alkali metal and alkaline earth metal; R is C1 to C20 hydrocarbyl; and n is any integer of 1 to 30, so that the invention solves the problems better and can be applied to intensified oil production of the oil wells.

The present invention relates to a rubber composition for a sidewall, a clinch and an insulation comprising 20 to 60 parts by mass of filler, 1.0 to 4.0 parts by mass of sulfur and 0.1 to 10 parts by mass of at least one vulcanization accelerating aid selected from a group comprising a citraconimide compound, an organic thiosulfate compound, an alkylphenol-sulfur chloride condensate, a compound represented by the formula (2) and a metal salt of methacrylic acid represented by the formula (3), based on 100 parts by mass of a diene rubber component comprising 10 to 70% by mass of at least one diene rubber component (a) selected from a group comprising a solution polymerization-modified styrene-butadiene rubber, a tin-modified butadiene rubber and a butadiene rubber whose terminal is modified with a compound represented by the formula (1), and 20 to 80% by mass of a diene rubber component (b) other than the diene rubber component (a) for the purpose of improving rolling resistance and steering stability.

The invention discloses a coal slime microemulsion collecting agent. The coal slime microemulsion collecting agent is composed, by mass percent: 6%-15% of hydrocarbon oil, 2%-6% of main emulsifying agent, 2-4% of cosurfactant, and the balance being water. The hydrocarbon oil is light diesel oil selected from number 10 light diesel oil, number 0 light diesel oil, number -10 light diesel oil, number -20 light diesel oil or number -35 light diesel oil. The main emulsifying agent is alkylphenol polyethenoxy ether surfactant. Cosurfactant is at least selected from one of C4-C8 alcohol. Since collecting agent is applied in coal slime flotation, hydrocarbon oil dosage is saved beneficially, and oil saving ratio can reach more than 30% on the premise that clean coal yield and ash content are almost the same.