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JP7145857B2 |
A lubricant composition comprising (a) an oil having a kinematic viscosity at 100° C. of 2.2 to 3.7 mm2/s; at least one borate ester having an alkyl group of 4 to 18 carbon atoms in an amount to provide 25 to 150 parts per million by we...
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JP7131928B2 |
A method of lubricating the contact between a first surface coated with a hydrogenous carbon film or coating of type a-C:H, ta-C:H, a-C:H:Me or a-C:H:X, as classified by VDI-Standard VDI 2840 and a second ferrous, preferably steel surfac...
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JP7123057B2 |
There is disclosed an antifoam component which includes at least one poly(acrylate) copolymer for use in a diesel fuel. Poly(acrylate) polymers prepared by polymerizing a (meth)acrylate monomer comprising C1 to C30 alkyl esters of (meth)...
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JP7093343B2 |
A lubricating oil composition for an internal combustion engine, the composition including: a lubricating base oil comprising at least one mineral base oil or at least one synthetic base oil or any combination thereof, the lubricating ba...
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JP7079210B2 |
A hydraulic fluid includes an oil of lubricating viscosity and at least 2 wt. % of an ester of a carboxy group-containing interpolymer comprising units derived from a vinyl aromatic monomer and units derived from a carboxylic acid monome...
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JP7041131B2 |
Disclosed is a lubricant composition including: at least one base oil; at least one olefin copolymer; at least one detergent; and at least one hydrogenated and linear styrene/butadiene copolymer. Also disclosed is the use of this composi...
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JP6997702B2 |
Disclosed is a metalworking oil composition containing:at least one base oil (A) selected from a mineral oil and a synthetic oil;sulfurized oils and fats (B) having a kinematic viscosity at 40° C. of 60 mm2/s or more and 1,600 mm2/s or ...
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JP6979305B2 |
To provide a lubricant for extracting a non-ferrous metal, having excellent lubricity and improved workability without using a technique of converting to high viscosity.The lubricant for extracting a non-ferrous metal is characterized by...
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JP6951023B2 |
To provide cold rolling oil or the like, capable of preventing foaming even when mixed into a defatting agent, while maintaining its rolling lubricity.The cold rolling oil comprises base oil, a component (1) which is a complex ester, a c...
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JP6927488B2 |
The present invention provides a lubricating oil composition for two-wheeled vehicles, which is able to not only suppress a lowering of fatigue life of engine parts while making fuel saving properties (in particular, fuel saving properti...
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JP6913149B2 |
The present invention relates to a lubricant composition, and more particularly to a lubricant composition, which includes an ethylene-alphaolefin oligomer and an alkylated phosphonium compound, thus realizing energy reduction and an inc...
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JP6913148B2 |
The present invention relates to a lubricant composition, and more particularly to a lubricant composition, which has superior oxidation stability and friction characteristics even under harsh conditions of high temperature and high pres...
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JP6902519B2 |
An engine oil composition including greater than 50 wt.% of a base oil of lubricating viscosity selected from a Group III, a Group IV or a Group V base oil, and mixtures thereof, 0.1-10 wt.% of a dispersant viscosity index improver that ...
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JP6898348B2 |
The present invention relates to a lubricated system comprising: a) a component comprising a first surface which is a diamond-like carbon (DLC) surface; b) a component comprising a second surface; and c) a lubricant formulation interpose...
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JP6879809B2 |
A lubricating oil composition including: a lubricating base oil; (A) a dispersant poly(meth)acrylate compound having a weight average molecular weight of 30,000 to 200,000 in an amount of 1 to 10 mass % on the basis of the total mass of ...
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JP6868162B2 |
To provide a lubricant composition for a belt conveyor that can improve lubricity with low usage, does not cause cracks or fissures in a PET bottle when it comes into contact with a belt conveyor in a state filled with carbonated beverag...
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JP6864117B2 |
A lubricating oil comprises a base oil; and an anti-degradation additive comprising microcapsules, nanocapsules, or a combination comprising at least one of the foregoing; the microcapsules and the nanocapsules each independently having ...
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JP6860266B2 |
The present invention relates to a brittle material processing liquid which contains water, (A) one or more substances selected from the group consisting of acetylene glycols having an HLB value of from 4 to 12 (inclusive) and alkylene o...
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JP6849549B2 |
To provide the lubricant composition for the shock absorber that has an increased static frictional force, a reduced dynamic frictional force and excellent oxidation stability and thermal stability at a slide portion.The lubricant compos...
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JP6823813B2 |
To provide a lubricant composition having improved lubricity.The lubricant composition contains component A in an amount of 0.1-10.0 mass%, an extreme pressure agent B containing one or more element selected from phosphorus and sulfur in...
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JP6826498B2 |
To provide a lubricant composition for shock absorber capable of enhancing static friction force and reducing kinetic friction force in a slid part, and excellent in low temperature property and heat stability.There is provided a lubrica...
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JP6815463B2 |
To provide a lubricant oil composition which is improved in its cooling and heat resisting capacity, and which is suitably used for cooling and lubricating an electric motor of a vehicle using an electric motor as its driving source incl...
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JP6797633B2 |
To provide the lubricant composition for the automatic transmission with a synchronizing mechanism, that increase fuel economy, and that satisfy seizure resistance and abrasion resistance required for transmission oil, judder prevention ...
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JP6789615B2 |
Provided is a lubricating oil composition for a transmission having excellent gear properties, clutch properties, cooling properties, and electric insulating properties. The lubricating oil composition for a transmission preparing by ble...
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JP6778685B2 |
The present disclosure relates to novel compositions of additives that result from mixing at least two thermoassociative and exchangeable copolymers and at least one compound for controlling the association of these two copolymers. A lub...
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JP6729866B2 |
By using a lubricating oil composition containing (1) a base oil comprising a base oil A having a kinematic viscosity at 100° C. of 2 mm2/s or more and 7 mm2/s or less and a viscosity index of 120 or less, (2) at least one selected from...
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JP6718349B2 |
A lubricating oil composition for a continuously variable transmission including: (A) a lubricant base oil; (B) a borate ester compound in an amount of 25 to 500 mass ppm in terms of boron on the basis of the total mass of the compositio...
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JP6714423B2 |
To provide a diesel engine oil composition excellent in both abrasion preventive performance and bearing corrosion protective performance.A diesel engine oil composition contains lubricant base oil, (A-1) alkaline earth metal salicylate ...
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JP6707321B2 |
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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JP6685981B2 |
To provide a viscosity index improver excellent in a viscosity index improvement effect and a viscosity index improver composition excellent in low temperature viscosity, and to provide a lubricant composition.A viscosity index improver ...
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JP6661435B2 |
Provided are; a lubricating oil composition excellent in fuel saving performance, seizure resistance, wear resistance, fatigue lifetime and shear stability, which contains a base oil (A), an olefin polymer (B) having a number average mol...
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JP6657248B2 |
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 200...
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JP6605830B2 |
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JP6605948B2 |
To provide a lubricating oil composition for internal combustion engines, which can realize low friction in both internal combustion engines equipped with a DLC and internal combustion engines not equipped with a DLC. [Solution] a lubric...
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JP6581452B2 |
The present invention provides a low-friction sliding mechanism comprising a lubricant composition on a sliding plane between a DLC-coated sliding member (A) and a sliding member (B), wherein the DLC-coated sliding member (A) is formed b...
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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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JP6501596B2 |
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JP6500271B2 |
Disclosed is a lubricating oil composition satisfying both fuel saving properties and extreme-pressure properties, and having shear stability, oxidation stability and wear resistance, specifically a lubricating oil composition containing...
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JP6454278B2 |
The lubricating oil composition for a shock absorber of the present invention contains (A) a base oil composed of a mineral oil and/or a synthetic oil, (B) a tertiary amine represented by the following general formula (I), and (C) a zinc...
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JP6444219B2 |
Disclosed is a lubricating oil composition for gear oil, comprising a lubricating base oil having a kinematic viscosity at 40° C. of 140 to 350 mm2/s, a copolymer of an α-olefin and an ester monomer having a polymerizable unsaturated b...
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JP6444430B2 |
A composition results from the mixture of at least one lubricating oil, at least one statistical copolymer A1 , and at least one compound A2 including at least two boronic ester functions; the statistical copolymer A1 resulting from the ...
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JP6440685B2 |
The present invention relates to a lubricant composition comprising a dispersant of high molecular weight and metal nanoparticles. The lubricant composition according to the invention simultaneously has good stability and good anti-flaki...
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JP6438316B2 |
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JP6429244B2 |
An object of the present invention is to provide: an additive composition for a lubricating oil that exhibits high friction-reducing effects even under severe conditions in which high contact pressure is applied; and a lubricating oil co...
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JP6420964B2 |
The lubricating oil composition for an internal combustion engine of the invention contains (A) a lubricant base oil composed of a mineral oil and/or a synthetic oil, (B) a boron-containing alkenylsuccinimide and/or a boron-containing al...
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JP6375552B2 |
Transmission fluid compositions are provided having improved power transmission properties through the presence therein of certain defined additives, which increase the energy efficiency of the transmission during operation. The inventio...
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JP2018111779A |
To provide a lubricant composition that has abrasion resistance and extreme pressure property capable of saving fuel, and that can reduce friction.The lubricant composition for the drive transmission apparatus comprises: a hydrocarbon ba...
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JP6318463B2 |
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JP6295248B2 |
The present disclosure relates to lubricant compositions for an engine, including at least one base oil, at least one polymer for improving the viscosity index, at least one organomolybdenum compound, and at least one polyalkylene glycol...
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JP6289408B2 |
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