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JP5301079B2 |
Lubricating oil additive concentrates containing oil of lubricating viscosity, at least one basic metal complex, an oil-soluble hydrocarbyl phenol aldehyde condensate, and an organic friction modifier containing at least one hydroxyl and...
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JP5301304B2 |
To provide a lubricant composition for a continuously variable transmission enhancing a coefficient of static friction in a wet friction material of a clutch and inter-metal friction coefficient between a belt and a pulley while suppress...
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JP5298097B2 |
A lubricating oil composition comprising a) an oil of lubricating viscosity having a viscosity index of at least about 95; b) at least one calcium detergent; c) at least one oil soluble titanium compound; d) at least one friction modifie...
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JP5294933B2 |
To provide a cylinder lubricating oil for a crosshead type diesel engine in which, when a base oil having a lot of saturated components and less aromatic component is used, as a cylinder lubricating oil for a crosshead type diesel engine...
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JP5294614B2 |
To provide an engine oil composition of long life and excellent in reducing sediment formed in the inside of an engine combustion chamber. The engine oil composition contains a 0.2-0.8 mass% calcium-based cleaner in term of calcium and a...
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JP2013181176A |
To provide a lubricant additive having excellent asphaltene dispersibility.A lubricant additive is used for obtaining a trunk piston marine engine lubricating oil composition for a medium-speed four-stroke compression-ignited marine engi...
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JP5289670B2 |
An engine oil composition obtained by compounding: (A) a base oil mixture including a first base oil and a second base oil, the first base oil having a kinematic viscosity of 2 to 50 mm 2 /s at 100°C, a viscosity index of 80, and a sulf...
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JP5288430B2 |
The present invention is directed to a low sulfur, low sulfated ash and low phosphorus lubricating oil composition for low emission heavy duty diesel engines comprising (a) a major amount of an oil of lubricating viscosity and (b) a dete...
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JP2013177642A |
To provide an internal-combustion engine lubricating oil composition of a low P content, low S content, low sulphated ash content, and the low chlorine content, in which improved cam and lifter abrasion, piston attachment and/or lubrican...
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JP5280013B2 |
Disclosed is a lubricating oil composition which comprises a lubricant base oil comprising a mineral-oil-type base oil and/or a synthetic base oil, a metal salt (A) of a phosphorus-containing acid represented by the general formula (a) o...
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JP5279298B2 |
A novel reaction product and method for making the reaction product. The reaction product is a copolymer obtained by reacting together i) an acylated alkylacrylate copolymer having a number average molecular weight ranging from about 5,0...
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JP5283297B2 |
Lubricating oil compositions particularly suitable for automatic transmissions comprising a lubricating base oil, (A) a boron-containing ashless dispersant in an amount of 0.004 to 0.05 percent by mass in terms of boron, based on the tot...
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JP5283296B2 |
Lubricating oil compositions particularly suitable for automatic transmissions comprising a lubricating base oil, (A) a boron-containing ashless dispersant in an amount of 0.02 to 0.1 percent by mass in terms of boron, based on the total...
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JP5276327B2 |
The present invention provides a composition comprising the product prepared by hearing together: (a) a dispersant; and (b) a 1,3-dicarboxylic acid or 1,4-dicarboxylic acid of an aromatic compound, or a reactive equivalent thereof; and a...
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JP5277421B2 |
To provide a hot rolling oil having high seizing resistance and being applicable to the hot rolling of a stainless steel requiring high seizing resistance, and having a high coefficient of friction. The hot rolling oil composition contai...
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JP5265996B2 |
To provide a lubricating oil composition for an iron-based bearing having high rust-preventive capacity as well as excellent lubricity and oxidation stability. The lubricating oil composition is obtained by blending a synthetic calcium s...
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JP5261093B2 |
A lubricant composition, a metal plate coated with the lubricant composition, and a manufacturing method of the metal plate are provided, in which stability of lubricant composition is improved and the blocking resistance and solderabili...
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JP2013152026A |
To provide a rotation transmission mechanism capable of reducing an abnormal sounds or the vibration of a spline joint without deteriorating workability at assembling.In a rotation transmission mechanism 24 having a motor rotation output...
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JP5258196B2 |
The lubricating oil composition of the present invention comprises a base oil for lubricating oil, (A) at least one species selected from the phosphorus compounds represented by the following General Formula (1) or (2) as well as metal s...
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JP5258143B2 |
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JP5258162B2 |
The lubricating oil composition of the invention includes a base oil composed of mineral oil and/or synthetic oil, an amine antioxidant (A-1) in an amount of 800 ppm or more as reduced to the total amount of nitrogen, and a compound cont...
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JP5254534B2 |
An oil-soluble lubricating oil additive composition prepared by the process which comprises reacting a copolymer, with at least one ether compound and with at least one aromatic amine.
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JP5255220B2 |
To provide a lubricant composition which retains a sufficient low friction property, namely a fuel cost-saving property, even on the deterioration of such a lubricant as containing soot or worn metal powder, is excellent in the durabilit...
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JP5248002B2 |
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JP5253772B2 |
To provide a heat treatment oil composition which is obtained by mixing a base oil, (A) a metallic detergent-dispersant and (B) an aliphatic carboxylic acid having from 6 to 30 carbon atoms, has high cooling capacity, and is excellent in...
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JP5249492B2 |
The present invention provides a high viscosity index without changing the speed of opening and closing door in any season. The invention is provided with the properties of excellent wear resistance and cutting stability which is excelle...
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JP5249683B2 |
The present invention provides a lubricating oil composition in contact with a silver-containing material, which comprises: a lubricant base oil made of a mineral base oil and/or a synthetic base oil; (A) metallic detergent; (B) one or m...
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JP5241122B2 |
Disclosed is a lubricating oil composition which comprises a lubricant base oil comprising a mineral-oil-type base oil and/or a synthetic base oil, a metal salt (A) of a phosphorus-containing acid represented by the general formula (a) o...
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JP2013136650A |
To provide lubricant oil having a low viscosity, and exhibiting high lubrication properties over a wide temperature range.The lubricant oil includes an ionic liquid (I) comprising at least one cation (a) selected from a specific amidiniu...
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JP5230607B2 |
The invention provides a lubricating composition containing (a) 0.001 to 15 wt % of a polymer with (i) a weight average molecular weight of 50,000 to 1,000,000; and (ii) a shear stability index of 10 to 100; (b) an antiwear agent; (c) a ...
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JP5230606B2 |
The invention provides a lubricating composition containing (a) 0.001 wt % to 15 wt % of a polymer with radial or star architecture; (b) an overbased detergent; (c) a dispersant; and (d) an oil of lubricating viscosity. The invention fur...
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JP5230604B2 |
The invention provides a lubricating composition containing (a) 0.1 to 15 wt % of a polymer with (i) a weight average molecular weight of 100,000 to 500,000; and (ii) a shear stability index of 10 to 60; (b) a phosphorus-containing acid,...
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JP5234713B2 |
A method for purifying hydroxyalkyl amide of residual alkanolamine by using nonpolar solvent, an acidic pH, salt solutions and an elevated temperature.
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JP2013132738A |
To provide a machining method suppressing heat generation caused by cutting although the use amount of lubricant is reduced.In the machining method for cutting a workpiece 10 made of metal by a cutting tool 20 while feeding the lubricant...
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JP2013129832A |
To provide a method of reducing the rate of depletion of basicity of a lubricating oil composition in use in an engine for marine cylinder, trunk piston engine, gas engine, crankcase or the like.A lubricating oil composition includes at ...
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JP5225786B2 |
To provide a lubricating oil composition for lubricating an internal combustion engine, having a low sulfuric acid ash content, a low sulfur content and a low phosphorus content, and being especially suitable for lubricating a diesel eng...
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JP5228213B2 |
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JP5228487B2 |
The invention relates to modified silicone polymers for improving the gliding properties of sports equipment, to compositions containing the same, and to their use for this purpose. The silicone polymers are, above all, alkyl-modified si...
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JP2013127066A |
To provide a lubricating oil composition for a trunk piston engine.The lubricating oil composition for a trunk piston engine contains: (a) a major amount of oil having a lubricative viscosity; (b) one or more carboxylate-containing deter...
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JP5219834B2 |
A lubricant composition for a final drive axle oil comprising an oil of lubricating viscosity, one or more dispersants and one or more phosphorus compounds wherein the kinematic viscosity of the lubricant composition at 100° C. is great...
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JP5221838B2 |
A stable collidal suspension comprising: (a) a dispersed phase comprising a major amount of one or more dispersed hydrated polymeric compounds selected from the group consisting of polymolybdates, polytungstates, polyvanadates, polynioba...
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JP5221831B2 |
Disclosed are dispersed hydrated sodium borate compositions, as well as additive packages and finished oil compositions comprising the same. The dispersed hydrated sodium borate compositions of this invention exhibit decreased turbidity ...
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JP5220976B2 |
A boron-containing dispersant composition containing one or more dispersants that are the reaction product of a polyalkenyl-substituted mono- or dicarboxylic acid, anhydride or ester; and a polyamine, in which at least one of the dispers...
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JP5222296B2 |
Magnetorheological formulations, processes for preparing the same and uses therefor, the formulations comprising: (a) an ionic liquid comprising anions and cations, and (b) dispersed magnetizable particles having a mean diameter of 0.1 t...
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JP2013526647A |
The invention provides a lubricating composition containing a copolymer comprising units derived from monomers (i) α-olefin and (ii) an ethylenically unsaturated carboxylic acid or derivatives thereof esterified and amidated with an alc...
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JP5214649B2 |
The invention provides a grease composition for a hub unit bearing employing an angular contact ball bearing, containing (a) as a thickener a mixture of diurea compounds represented by formula (I): R 1 -NHCONH-R 2 -NHCONH-R 1 , formula (...
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JP5215522B2 |
There are disclosed novel reaction products of a borated hydrocarbyl succinimide dispersant and a phosphorus compound selected from the group consisting of (i) zinc dialkyldithiophosphates and (ii) amine salts of acid phosphates which ar...
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JP5216346B2 |
A lubricated surface, a method for reducing wear between moving parts, and lubricants, and lubricant additive concentrates containing a wear reducing agent. The lubricated surface contains a base oil of lubricating viscosity, a hydrocarb...
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JP5213215B2 |
The present invention provides a lubricant composition in semi-solid form at normal temperature, which can be coated on lubricating sliding parts with extremely small amount of oil, and the lubricant composition also has high lubricity e...
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JP2013523952A |
A natural gas engine lubricating oil composition is disclosed which comprises (a) a major amount of an oil of lubricating viscosity, (b) one or more phosphorus-containing anti-wear additives, (c) one or more ashless dispersants, (d) one ...
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