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JP6847684B2 |
The purpose of the present invention is to provide a lubricant composition which, in a sliding member, is interposed between a DLC-coated surface and another metal member (in particular, a steel material), the lubricant composition havin...
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JP6843123B2 |
The presently disclosed technology relates to a nano-additives to improve the performance of lubricants, oils, and greases. More specifically, the presently disclosed technology relates to applying capped metal oxide nanoparticles, such ...
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JPWO2019177125A1 |
Base oil (A), ashless dispersant (B) containing non-boronized alkenyl succinate imide (B1) and boronized alkenyl succinate imide (B2), thiadiazole compound (C), and one or more hydroxyl groups It is a lubricating oil composition containi...
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JP6810534B2 |
Compositions having a plurality of hard particles and a plurality of lubricant nanoparticles are disclosed. Methods of making and using the compositions are also disclosed.
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JP6805262B2 |
wherein R1-R4 and R5-R8 are independently selected from the group consisting of hydrocarbyl groups and hydrocarbyl groups containing heteroatoms, such that the total carbon atoms from counterions Q1 and Q2 is from 8 to 76, and molybdate ...
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JP6799585B2 |
Provided are a lubricating oil composition containing a base oil, a specific thiophosphate compound (A) and a molybdenum-based compound (B), which exhibits excellent wear resistance and has a low friction coefficient in a broad range of ...
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JP6801996B2 |
The invention relates to thiophosphates and derivatives thereof useful as antiwear additive components, lubricant additive compositions and lubricant compositions each comprising such compounds, methods for making and using the same, inc...
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JP6796423B2 |
To provide a refrigeration machine oil that has an excellent wear resistance even when the added amount of anti-wear agent is small.Provided is a refrigeration machine oil containing a lubricating base oil and diphenyl hydrogen phosphite...
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JP6789973B2 |
A driveline device is lubricated with a composition of an oil of lubricating viscosity and an oil-soluble quaternary ammonium compound, such as a succinimide or succinamide material or dispersant further containing a quaternary nitrogen ...
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JP6792610B2 |
Provided are a lubricating oil composition containing a base oil and a specific thiophosphate compound (A) and not substantially containing a molybdenum-based, and a precision reduction gear using the lubricating oil composition. The lub...
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JP6787827B2 |
To provide a metal processing oil composition that has excellent processability and can prevent the corrosion (discoloration) of aluminum.The metal processing oil composition for use in processing a workpiece comprising aluminum, compris...
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JPWO2019087573A1 |
Provided is a lubricant composition for plastic working having excellent lubricity and releasability. It contains (a) silica and (b) an alkali metal salt of an organic acid, and the weight ratio of the alkali metal salt of the (b) organi...
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JP2020180267A |
To provide: a lubricant composition for a driving system device, having a low friction coefficient and excellent copper corrosion resistance; a production method thereof; and a lubrication method of a driving system device; and a driving...
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JP6778558B2 |
To provide a metal processing oil composition having excellent processability.A metal processing oil composition contains a compound represented by the following formula (1) and a compound represented by the following formula (2) [where ...
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JP6780826B2 |
To provide a lubricating oil composition excellent in friction reduction effect and fuel saving property.There is provided the lubricating oil composition which contains a lubricating oil base oil (A), a molybdenum compound (B) and an as...
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JP6781709B2 |
The invention is directed to a method for reducing low speed pre-ignition events in a spark-ignited direct injection internal combustion engine by supplying to the sump a lubricant composition which contains an oil of lubricating viscosi...
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JP6774940B2 |
A method for preventing or reducing low speed pre-ignition in an engine lubricated with a lubricating oil by using as the lubricating oil a formulated oil. The formulated oil has a composition including a lubricating oil base stock as a ...
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JP6777361B2 |
To provide a lubricant composition that significantly reduces sludge formation when contaminated with aqueous metal processing oil.A lubricant composition comprises (A) a base oil with a 40°C kinematic viscosity of 70-500 mm/s, (B) at l...
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JPWO2019111752A1 |
The friction-suppressing compound of the present invention is a friction-suppressing compound composed of a copolymer (A) containing a polymerizable monomer (a) and a polymerizable monomer (b) as constituent monomers, and is a polymeriza...
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JP6758443B2 |
A lubricating oil composition including greater than 50 wt.% of a base oil; a reaction product of a hydrocarbyl acid phosphate and a nitrogen containing compound; and an oil soluble hydrocarbyl borate. A method for reducing gear scuffing...
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JP6753608B2 |
Provided are a lubricating oil composition containing (A) a specific amide compound and (B) a metal-based detergent, wherein the content of the metal-based detergent (B) as converted in terms of metal atom is, based on the total amount o...
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JP6741239B2 |
The present invention relates to a lubricating oil composition containing: a base oil, (A) a benzotriazole derivative having a particular structure, (B) an epoxy compound, and (C) an ashless friction modifier, the ashless friction modifi...
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JP6731762B2 |
Provided is a Zinc-free transmission oil composition for construction machinery comprising: a major amount of an oil of lubricating viscosity, a dithiophosphorylated carboxylic acid compound, a phenate detergent, a friction modifier, and...
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JP6730122B2 |
The purpose of the present invention is to provide a lubricating oil composition that can suppress wear of bearings and the like and scoring of gear teeth surfaces and the like even at low viscosity. Provided is a lubricating oil composi...
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JP6723097B2 |
Provided is a hydraulic device operating oil which contains: a base oil; at least either a phosphorous acid ester compound or a phosphoric acid ester compound; and a secondary amide compound represented by formula 1. R1 and R2 are both a...
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JP6711512B2 |
Provided is a lubricating oil composition containing a base oil (A); a molybdenum dithiophosphate (B1) in an amount of 400 ppm by mass or more as expressed in terms of a molybdenum atom; an organic metal-based detergent (C1) containing a...
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JP6711926B2 |
Disclosed is a lubricating oil composition comprising an oil of lubricating viscosity and an oil soluble synergistic mixture of antioxidants, said mixture comprising: a) a hindered amine antioxidant according to formula (I), wherein each...
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JP6708452B2 |
The present invention is directed to a Zinc-free transmission oil composition for construction machinery comprising: (i) a major amount of an oil of lubricating viscosity, (ii) at least 0.25 wt. % of a dithiophosphorylated carboxylic aci...
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JP6702763B2 |
To provide a lubricant composition for buffers that has a low frictional coefficient between rubber material and metal, and shows excellent friction reduction effect, and a method of producing the lubricant composition for buffers.A lubr...
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JP6698020B2 |
A lubricant composition includes at least one base oil, at least one organomolybdenum compound, at least one compound including a dithiophosphate group and at least one fatty triamine. The lubricant composition has good friction properti...
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JP6690108B2 |
To provide a lubricant composition suitable as a hybrid automobile internal combustion engine that has excellent high-temperature cleanliness, and also has excellent long-term drainability even with the mixing of moisture.A lubricant com...
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JP6680612B2 |
To provide a lubricant composition excellent in low friction in a low-speed region.A lubricant composition contains 0.001 mass% or more and 0.1 mass% or less of (B) acid phosphate as a phosphorus content based on the total amount of the ...
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JP6676762B2 |
A manufacturing method of a lubricant composition includes mixing a composite ester A that contains polyester obtained by condensing trihydric or more polyhydric alcohol a1, a divalent or more polyvalent carboxylic acid a2, and at least ...
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JP6677413B2 |
Provided is a lubricating oil composition containing a base oil (A) and an amine-based antioxidant (B), wherein the component (B) contains a phenyl-naphthylamine (B1), an alkylphenyl-naphthylamine (B2) and a di(alkylphenyl)amine (B3), th...
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JP6677414B2 |
To provide a lubricating oil composition which has a small friction coefficient between a rubber material and metal and has an excellent friction reduction effect, and a method for producing the lubricating oil composition.The lubricatin...
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JP6674228B2 |
A power transmitting fluid comprises a major amount of a lubricating oil and a minor amount of an additive composition. The additive composition comprises: (a) a friction modifier of the formula: (b) an oil-soluble phosphorus compound; a...
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JP6665066B2 |
To provide a lubricant composition for a slide guide face excellent in frictional properties under low humidity and under high humidity.A lubricant composition for a slide guide face comprises: lubricant base oil; an acidic phosphoric es...
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JP6661417B2 |
To provide a lubricant composition for buffers that has a low frictional coefficient between rubber material and metal, and shows excellent friction reduction effect, and a method of producing the lubricant composition for buffers.A lubr...
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JP6658998B2 |
A lubricant composition according to the present invention contains a fatty acid metal salt, a metal dithiocarbamate, and an additive having an effect of increasing an acid value of the lubricant composition, whereby fretting resistance ...
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JP6639482B2 |
A method for preventing or reducing low speed pre-ignition in an engine lubricated with a lubricating oil by using as the lubricating oil a formulated oil. The formulated oil has a composition including a lubricating oil base stock as a ...
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JP2019537637A |
The present disclosure prevents or minimizes electrostatic discharge and dielectric breakdown in the powertrain of an electric vehicle by controlling electrical conductivity over the life of the lubricating oil in the powertrain of the e...
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JP6625829B2 |
A lubricating oil composition having a sulphated ash content of less than or equal to 1.2 mass % as determined by ASTM D874 and a phosphorous content of less than or equal to 0.12 mass % as determined by ASTM D5185, which lubricating oil...
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JP2019533736A |
The present disclosure controls electrical conductivity over the life of a lubricating oil in a method for minimizing electrical drain in a charged electrical powertrain component or in an electric vehicle powertrain lubricated by a lubr...
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JP2019532150A |
The present disclosure relates to powertrains of electric vehicles and lubricants for powertrain components. This lubricating oil has a composition containing a lubricating oil base oil as a main component, an additive package as a sub c...
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JP6574478B2 |
The disclosed technology relates to a lubricating composition additives that prevent or reduce seals degradation, especially in the presence of basic amine compounds which impart basicity (measured as total base number or TBN) to the lub...
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JP6572900B2 |
The lubricating oil composition of the present invention contains, together with a base oil, a viscosity index improver (A) including a comb-shaped polymer (A1), a detergent dispersant (B) including an alkali metal borate (B1) and an org...
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JP6572581B2 |
Provided are a lubricating oil composition for internal combustion engine capable of preventing a deterioration of the combustion state of a spark-ignition internal combustion engine, specifically, a lubricating oil composition to be use...
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JP6569001B2 |
Novel compounds are described, being alkylated diphenylamine derivatives of triazole, wherein the alkyl group on at least one of the phenyl groups is C8 or higher, in an amount ranging from 0.001 to 5.0% by weight of the lubricating comp...
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JP6558848B2 |
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JP2019104841A |
To provide a slide member having improved friction characteristics under presence of lubricating-oil.The low friction slide member of the present invention is slidable in the presence of the lubricating-oil containing a molybdenum-based ...
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