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JP5504137B2 |
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JP5504556B2 |
A lubricating oil composition including at least one sulphurized overbased metal phenate detergent prepared from a C9-C15 alkyl phenol, at least one sulphurizing agent, at least one metal and at least one overbasing agent. The detergent ...
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JP5502848B2 |
To provide a working/rust preventive oil composition which is effective upon coating on a hot rolled steel sheet, a cold rolled steel sheet and a galvanized steel sheet, excellent in rust preventiveness and degreasing property by an alka...
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JP5492575B2 |
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JP5484896B2 |
A method of reducing deposits in an internal combustion engine, comprising lubricating the internal combustion engine with a lubricating oil composition comprising lubricating oil base oil, one or more anti-wear additives and one or more...
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JP5473236B2 |
Disclosed is a lubricating oil composition that has a high metal-to-metal friction coefficient, has excellent shudder preventive properties and is suitable for use as automatic transmission oils and/or continuously variable transmission ...
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JP5463108B2 |
Provided by the present invention is a lubricating oil composition showing, though containing ZnDTP as an abrasion resistant agent, a low friction coefficient when used as a lubricating oil for a low friction sliding material, that is, a...
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JP5457388B2 |
The disclosure provides a lubricant composition for lubricating an engine, a method for operating an engine and an additive concentrate. The lubricant composition includes a base oil of lubricating viscosity; one or more metal dialkyldit...
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JP5437234B2 |
A method of improving the compatibility of an overbased detergent with other additives in a lubricating oil composition. The method includes the step of the using a detergent have a degree of carbonation of greater than 85%.
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JP5431641B2 |
The present invention is directed to a low sulfur and low phosphorus lubricating oil composition comprising (a) a major amount of an oil of lubricating viscosity and (b) one or more dispersants (c) one or more anti-oxidants and (d) one o...
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JP5435834B2 |
A process for making an additive comprising one or more oil-soluble or oil-dispersible molybdenum-sulfur compounds, said process comprising the steps of: (I) reacting in a polar medium a reactant molybdenum compound (A) and a source of a...
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JP5436615B2 |
A marine diesel cylinder lubricant composition having a total base number of at least 30. The composition includes at least 40 wt% of an oil of lubricating viscosity, at least one detergent prepared from at least two surfactants, prefera...
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JP5431642B2 |
The present invention is directed to a low sulfur and low phosphorus heavy duty diesel engine lubricating oil composition comprising (a) a major amount of an oil of lubricating viscosity and (b) one or more dispersants (c) one or more an...
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JP5424522B2 |
A lubricating oil composition which exhibits improved fuel economy and fuel economy retention which contains a mono-, di- or triester of a tertiary hydroxyl amine and a fatty acid as a friction modifying fuel economy additive.
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JP5429728B2 |
A lubricating oil composition having a total base number of more than 15 mg KOH/g, as determined by ASTM D2896, and including at least 40 mass % of an oil of lubricating viscosity; at least one detergent; and at least one compound of the...
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JP5420167B2 |
A thread rolling lubricant of a nonchlorine species, in which a lubricant base oil is blended with 25 through 35 weight % of (A) a sulfur species extreme pressure agent, 6 through 16 weight % of (B) an organic zinc compound, 2 through 12...
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JP5406433B2 |
[PROBLEMS TO BE SOLVED BY THE INVENTION] To provide a lubricating oil composition excellent in cleanability at high temperature around a piston in spite of its superlow-ash composition substantially free of ashes derived from a metal·ba...
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JP5398531B2 |
The present invention relates to a lubricating composition containing a corrosion inhibitor compound and a mixture of two or more dispersants, wherein 0 mole % to less than 50 mole % of the second dispersant molecules contain a carbocycl...
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JP5403970B2 |
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JP5392740B2 |
To provide a biodegradable coolant which has the same level of cooling effect as a coolant composed of a conventional mineral oil, requires no disposal treatment or enables to dispose the used coolant by draining to sewage after removing...
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JP5396299B2 |
To provide an oil composition for a continually variable transmission that remarkably enhances a frictional coefficient between a metallic belt or a chain and a pulley, maintains the high friction coefficient over a long period of time a...
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JP5389320B2 |
An oil-soluble lubricating oil additive composition comprising (I) an oil-soluble lubricating oil additive prepared by the process which comprises reacting a copolymer, with at least one ether compound and with at least one aromatic amin...
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JP5390092B2 |
Provided are formulations, methods of making, and methods of using one or more reaction products of polyisobutylenes and monounsaturated acylating agents of the present invention in a low sulfur, low sulfated ash, and low phosphorus lubr...
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JP5374026B2 |
A lubricating base oil contains: an overbased calcium sulfonate having a different base number provided such that a total base number is in a range of 280 to 500 mgKOH/g and a calcium concentration in a total amount is in a range of 280 ...
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JP5378632B2 |
A hydraulic fluid comprising a lubricant base oil in combination with (a) from 0.001 to 5 %wt of magnesium salicylate, (b) from 0.01 to 8 %wt of zinc dithiophosphate, and optionally (c) from 0.001 to 5 %wt of a dicarboxylic acid or its m...
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JP5374842B2 |
An internal-combustion engine lubricating oil composition has a P content of not greater than 0.09 mass %; a S content of not greater than 0.3 mass %; and a sulphated ash content of not greater than 1 mass %. It contains the following ad...
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JP2013234337A |
To provide lubricants, methods of reducing exhaust emissions, methods of reducing fuel consumption, and methods of cleaning combustion chambers of internal combustion engines.A lubricant composition comprises a major amount of an oil of ...
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JP5345759B2 |
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JP5349223B2 |
To provide an engine oil composition applicable to an engine that uses fuels using natural oils and fats or transesterification products of natural oils and fats and excellent in heat resistance. The engine oil composition contains: each...
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JP5338675B2 |
A composition for forming a lubricating coating on a threaded joint for pipes which comprises calcium fluoride; metal soap; wax; and a basic metal salt of an aromatic organic acid, wherein the metal soap is a salt of a fatty acid with a ...
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JP5339663B2 |
A lubricating oil composition having less than 0.2 wt.% sulfur, less than 50 ppm chlorine, less than 50 ppm phosphorus, a NOACK volatility of 15 wt.% or less comprising an organo-molybdenum compound, an overbased calcium or magnesium sal...
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JP5325469B2 |
To provide a lubricating oil composition including a base oil which is composed of a mineral oil and/or a synthetic oil and which has a viscosity index of 95 or higher, and (A) an alkenylsuccinimide in an amount of 0.1 to 2.0 mass%, (B) ...
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JP5316738B2 |
To provide an oil-based lubricant for warm-hot forging which can prevent a lubricant residue from sticking or depositing on a mold and can perform a stable continuous forging free of maintenance. The oil-based lubricant for warm-hot forg...
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JP5313879B2 |
A lubricating oil composition used in an internal combustion engine is provided. The internal combusting engine uses a fuel that contains at least one fat and oil selected from a group consisting of natural fat and oil, hydrotreated natu...
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JP5313708B2 |
To provide a cylinder lubricant composition for crosshead diesel engines, which particularly excels in saving of fuel consumption while maintaining excellent heat resistance and seizure resistance. The lubricant composition comprises a l...
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JP5313709B2 |
To provide a cylinder lubricant composition for crosshead diesel engines, which particularly excels in saving of fuel consumption while maintaining excellent heat resistance and seizure resistance. The lubricant composition comprises a l...
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JP5306724B2 |
To provide a new lubricant for use in chlorine-free plastic working for hard-to-work metallic materials which has an enhanced lubricity without adding an extreme-pressure additive. The lubricant for chlorine-free plastic working for hard...
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JP5303073B1 |
A lubricant composition, a multi-vehicle transmission fluid, and a method for making a transmission fluid. The lubricant composition includes a) a base oil; b) 2,5-dimercapto-1,3,4-thiadiazole (DMTD), a derivative of DMTD, or mixtures th...
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JP5299669B2 |
To provide a lubricant composition for a speed reducer and a speed reducer, achieving a long service life under high temperature. The lubricant composition for a speed reducer comprises following ingredients (a)-(c): (a) a base oil; (b) ...
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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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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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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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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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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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JP5269419B2 |
An internal combustion engine crankcase lubricating oil composition is disclosed. The crankcase lubricating oil composition has a TBN no greater than 6 and contains the following additives: (B1) a metal detergent system having a metal ra...
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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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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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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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