Abstract: A metal surface coating composition and a terminal-fitted electric wire which is anti-corrosion treated with the composition are provided. The composition includes a high-consistency material containing a lubricant base oil and an amide compound, a composition of a phosphorus compound containing one or more compounds represented by the below formulae and a metal, and a nucleating agent: where X1 to X7 each represent an oxygen atom or a sulfur atom, R11 to R13 each represent a hydrogen atom or a hydrocarbon group having 1 to 30 carbon atoms, among which at least one is a hydrocarbon group having 1 to 30 carbon atoms, and R14 to R16 each represent a hydrogen atom or a hydrocarbon group having 1 to 30 carbon atoms among which at least one is a hydrocarbon group having 1 to 30 carbon atoms.

Abstract: An anticorrosive agent including: a high-consistency material having a lubricant base oil and an amide compound, a composition of a phosphorus compound comprising one or more compounds represented by the general formulae (1) and (2) and a metal, and at least one kind of resin selected from a rosin-based resin, a terpene resin, a terpene phenol resin, a phenol resin, a coumarone-indene resin, and a petroleum resin, wherein a mass ratio of the high-consistency material and the composition is within a range of 50:50 to 98:2, and a content of resin is 2 to 20 parts by mass with respect to 100 parts by mass of the total of the high-consistency material and the composition.

Abstract: A gas engine lubricating oil composition, comprising a lubricating base oil, an anti-wear agent which contains phosphorus as a constituent element and does not contain sulfur as a constituent element, an organomolybdenum friction modifier, a calcium salicylate detergent, and a magnesium salicylate detergent, wherein the ratio of a calcium element content in the composition to a magnesium element content in the composition is 1.50 to 1.80, and wherein the amount of sulfated ash measured in accordance with JIS K2272 is 0.

Abstract: A nonwoven fabric according to the present invention is formed so that constituent fibers of the nonwoven fabric have an average fiber diameter of less than 1 ?m and the number of fibers having fiber diameters ranging from 2 times up to 10 times the average fiber diameter of the constituent fibers is in a range of 2 to 20% of a total number of the constituent fibers. When the nonwoven fabric according to the present invention is used as a filter layer constituting an air filter, for example, it is possible to achieve high collection efficiency while reducing clogging (packing) between fibers to solve problems that may occur in using the conventional nanofiber nonwoven fabric (such as an increase in pressure loss and a decrease in service life).

Abstract: A reflective transparent screen according to the present invention comprises a light diffusion layer which comprises a binder and microparticles. The reflective transparent screen has a total light transmission of 60% or more and a parallel beam transmittance of 50% or more. The transparent screen has the diffuse reflectance light brilliance profile measured with a goniophotometer characterized to satisfy the conditions A and B.

Abstract: A method for producing butadiene comprises a step of obtaining a product gas containing butadiene, by feeding a raw-material gas containing straight-chain butene and an oxygen-containing gas containing molecular oxygen to a reactor and performing oxidative dehydrogenation reaction in the presence of a catalyst, wherein the catalyst comprises a composite oxide containing molybdenum and bismuth, and the concentration of hydrocarbons having 5 or more carbon atoms in the raw-material gas is 0.05 mol % to 7.0 mol %.

Abstract: (1) A cylinder lubricating oil composition for a crosshead diesel engine, the composition having a sulfated ash content of 2.0 to 5.5 mass %; a base number of 15 to 45 mgKOH/g; and an autoignition temperature of no less than 262° C. (2) A cylinder lubricating oil composition for a crosshead diesel engine, comprising: a lubricant base oil; (B) a Ca sulfonate detergent having a base number of no less than 10 mgKOH/g and less than 60 mgKOH/g; (C) a Ca phenate detergent having a base number of 55 to 200 mgKOH/g; (D?) an amine antioxidant; and (E?) a zinc dithiophosphate, wherein the composition has a base number of no less than 15 mgKOH/g and less than 120 mgKOH/g.

Abstract: The working fluid composition for a refrigerating machine of the present invention comprises a refrigerant comprising a first refrigerant component and a second refrigerant component, and having a global warming potential (GWP) of 500 or less, wherein the first refrigerant component is at least one selected from difluoromethane and tetrafluoropropene, and the second refrigerant component is at least one selected from carbon dioxide and a hydrocarbon having 3 to 4 carbon atoms; and a refrigerating machine oil comprising at least one selected from a polyol ester, a polyvinyl ether and a polyalkylene glycol compound as a base oil, wherein a carbon/oxygen molar ratio of the base oil is 2.5 or more and 5.8 or less.

Abstract: A method for producing a conjugated diene according to one aspect of the present invention comprises a step of contacting a raw material gas containing an alkane with a first catalyst and a second catalyst in this order to obtain a product gas containing a conjugated diene. In the production method, the first catalyst contains Sn and Pt, and a content of Sn in the first catalyst is less than 12% by mass based on the total mass of the first catalyst; and the second catalyst contains Sn and Pt, and a content of Sn in the second catalyst is 12% by mass or more based on the total mass of the second catalyst.

Abstract: A method is provided for producing an aluminosilicate catalyst. The method includes a first phosphorus treatment step of treating a crystalline aluminosilicate with a first phosphorus compound, a mixing and firing step of mixing the phosphorus-treated crystalline aluminosilicate obtained in the first phosphorus treatment step with a binder and then performing firing to form an aluminosilicate mixture, and a second phosphorus treatment step of treating the aluminosilicate mixture with a second phosphorus compound.

Abstract: A lubricating oil composition for an internal combustion engine including: (A) a lubricant base oil having a kinematic viscosity at 100° C. of 2 to 8 mm2/s and having an aromatic content of no more than 10 mass %; (B) a metallic detergent including: (B1) a metallic detergent overbased with calcium carbonate; and (B2) a metallic detergent overbased with magnesium carbonate; and (C) a molybdenum sulfide dithiocarbamate or a molybdenum oxysulfide dithiocarbamate, wherein the composition has, on the basis of the total mass of the composition, a calcium content of no more than 1500 mass ppm, a magnesium content of no less than 300 mass ppm, and a molybdenum content of no less than 600 mass ppm; and the composition has an HTHS viscosity at 150° C. of no more than 2.7 mPa·s.

Abstract: Crude oil is discharged from an oil tank. A nozzle is inserted into a support opening formed in advance on a roof of the oil tank. A cleaning liquid containing LCO is injected from the nozzle over the sludge accumulated inside the oil tank after the crude oil is discharged from the oil tank. The cleaning liquid in which the sludge is dissolved is discharged from the oil tank and is returned to the oil tank for recycle cleaning. Subsequently, the cleaning liquid in which the sludge is dissolved is discharged from the oil tank.

Abstract: The present invention provides a lubricating oil composition for an internal combustion engine, comprising: a lubricating base oil; an ashless friction modifier; and a boron-containing dispersant.

Abstract: The present invention provides a lubricating oil composition comprising: a lubricating base oil; 1.0% by mass or more and 15.0% by mass or less of a dispersant poly(meth)acrylate compound having the weight average molecular weight of 20000 or more and 200000 or less; 0.05% by mass or more and 6.0% by mass or less of a thiadiazole compound; 1.5% by mass or more and 4.0% by mass or less of a polysulfide compound; and 0.2% by mass or more and 1.5% by mass or less of a friction modifier, based on the total amount of the lubricating oil composition, wherein the mass ratio of the polysulfide compound content to the thiadiazole compound content (polysulfide compound/thiadiazole compound) is 0.4 or more and 50 or less, and the kinematic viscosity at 100° C. of the lubricating oil composition is 7.0 mm2/s or more and 35.0 mm2/s or less.

Abstract: An optical phase difference component includes a transparent base with a concave-convex pattern having concave portions and convex portions; a coating layer coating the concave portions and the convex portions of the concave-convex pattern; a gap defined between the convex portions of the concave-convex pattern coated with the coating layer; and a closing layer provided on the concave-convex pattern to connect tops of the convex portions of the concave-convex pattern and to close the gap. A refractive index n1 of each of the convex portions and a refractive index n2 of the coating layer at a wavelength of 550 nm satisfy n2?n1?0.8. The optical phase difference component has a phase difference property of reverse dispersion and a wide viewing angle.

Abstract: Provided is a grease composition containing a base oil, a thickener, and an additive. The base oil contains a poly-?-olefin and has a kinematic viscosity of 20-60 mm2/s at 40° C. The thickener contains a urea compound produced by reacting a diisocyanate compound with a mixed amine containing an alicyclic amine and an aromatic amine. The additive contains a phosphorous acid ester, an ether compound, and an oxidized paraffin.

Abstract: A method for producing a base oil for lubricant oils comprising: a first step of hydrocracking a petroleum slack wax having a content percentage of a heavy matter having 30 or more carbon atoms of 80% by mass or more and a content percentage of an oil of 15% by mass or less so that a crack per mass of the heavy matter is 5 to 30% by mass to obtain a hydrocracked oil comprising the heavy matter and a hydrocracked product thereof; and a second step of obtaining the base oil for lubricant oils from the hydrocracked oil.

Abstract: The refrigerating machine oil according to the present invention comprises a polyalkylene glycol represented by the following formula (1): R1—(OR3)n—OR2??(1) [R1 and R2 may be the same or different from each other and each represent a hydrogen atom, an alkyl group having from 1 to 5 carbon atoms, or an acyl group having from 2 to 5 carbon atoms, R3 represents an alkylene group having from 2 to 4 carbon atoms, n represents an integer such that a number average molecular weight of the polyalkylene glycol represented by the formula (1) is from 1000 to 2500] the polyalkylene glycol having a ratio of the weight average molecular weight Mw to the number average molecular weight Mn, Mw/Mn, of from 1.00 to 1.15, the refrigerating machine oil being used with a mildly flammable hydrofluorocarbon refrigerant.

Abstract: Provided is a transparent sheet which can clearly display merchandise information, advertisement, or the like on a transparent partition or the like by projection without compromising the transmission visibility and which have a wide viewing angle. The transparent sheet includes an optical diffusion layer comprising: a resin having a refractive index n1; and microparticles having a refractive index n2 different from the refractive index n1, wherein the thickness of the optical diffusion layer is from over 400 ?m to 20 mm or less.