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JP5802664B2 |
The disclosed invention relates to a composition comprising an oil of lubricating viscosity, a hydrogenated copolymer of an olefin block and vinyl aromatic block, wherein the polymer is optionally functionalized, and a star polymer. Use ...
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JP5795791B2 |
The present invention relates to a graft polymer of (a) a polyalphaolefin having a weight average molecular weight of less than 15000 and a polydispersity of 1.1 to 10; (b) a nitrogenous, ethylenically unsaturated, aliphatic or aromatic,...
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JP2015178616A |
To provide a lubricant composition for assembly of machines, in which in a field of a lubricant for assembly of machines, when idling starting a machine, no damage occurs, and which has low friction factor, rust-prevention performance, a...
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JP2015526564A |
The lubricating composition is an esterified copolymer comprising (A) a unit (A1) derived from a vinyl monomer and a unit (A2) derived from a carboxylic acid monomer, wherein the vinyl monomer contains a vinyl aliphatic monomer. Includes...
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JP5750453B2 |
Provided is an ethylene copolymer having 40 wt. % to 70 wt. % of units derived from ethylene and at least 30 wt. % of units derived from at least one alpha-olefin having 3 to 20 carbon atoms and has the following properties: (a) a weight...
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JP5753264B2 |
The present invention is directed to polymer blend compositions for use as viscosity modifiers comprising at least three ethylene-based copolymer components. The viscosity modifiers described herein comprise a first ethylene-based copoly...
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JP2015128946A |
To provide an electric power steering device having high reliability and excellent quietness when being applied to not only a column assist type electric power steering device but also a rack assist type electric power steering device us...
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JP5727713B2 |
Provided is a lubricant oil composition for an internal combustion engine which is characterized by including a base oil having a viscosity index of 125 or higher and a Noack evaporation amount (250° C.×1 h) of 15% by mass or less, and...
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JP5722441B2 |
The present invention relates to a thermoplastic composition comprising a) at least one thermoplastic polymer, b) at least one lubricant, and c) optionally further additives, the lubricant being a reaction mixture which is obtainable by ...
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JP5705137B2 |
The invention relates to the use of comb polymers comprising repeating units in the main chain which repeating units are derived from polyolefin-based macromonomers having a molecular weight of at least 500 g/mol, and repeating units whi...
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JP2015063705A |
To provide delivery of substantially insoluble additives to functional liquids.In accordance with the present invention, it has been discovered that an additive which is substantially insoluble in, has low solubility in and/or is otherwi...
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JP2015061928A |
To provide good shear stability and low temperature performance to lubricant formulations.A lubricant composition comprises: an oil of lubricating viscosity; (A) 0.05 to 1.5 percent by weight of a copolymer comprising 70 to 79 percent by...
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JP5683914B2 |
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JP2015507073A |
Disclose the lubricating composition, manufacturing method and usage method. The lubricant comprises a skeleton containing a unit derived from a vinyl aliphatic monomer and a unit derived from a carboxylic acid monomer, wherein the carbo...
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JP5675660B2 |
The present invention relates to the use of comb polymers comprising, in the main chain, repeat units derived from polyolefin-based macromonomers with a molecular weight of at least 500 g/mol, and repeat units derived from low molecular ...
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JP5671658B1 |
The present invention provides a viscosity index improver and the like, which are excellent in improving the viscosity index of oil and the high-temperature and high-shear viscosity. The viscosity index improver of the present invention ...
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JP2015502445A |
A lubricant composition for lubricating high pressure compressors, the composition containing a Fischer-Tropsch-derived base oil and a polymeric thickener. Its use in high pressure compressors, especially hypercompressors, as in the case...
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JP5658311B2 |
Soot induced kinematic viscosity increase of lubricating oil compositions for heavy duty diesel engines equipped with EGR systems operating in a condensing mode can be ameliorated by selection of viscosity modifier, lubricating oil flow ...
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JP2015010220A |
To provide a method for producing lubrication oil for a chain hard to be leaked from a chain even if the chain is used at high temperature, and a method for feeding lubricating oil for a chain.Provided is a method for producing lubricati...
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JP5654211B2 |
A synthetic ester-containing lubricant with good soot-handling and, with friction modifier, viscosity modifier and antioxidant present, improved engine performance and cleanliness.
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JP5651243B2 |
The present invention is directed to polymer blend compositions for use as viscosity modifiers comprising at least two ethylene-based copolymer components. The viscosity modifiers described herein comprise a first ethylene-based copolyme...
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JP5647933B2 |
The invention relates to a composition which comprises a specific non-crosslinkable medium and at least one microgel, processes for its preparation, uses of the compositions, and microgel-containing polymers, rubbers, lubricants, coating...
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JP5649675B2 |
A lubricating oil composition for internal combustion engines which comprises a base oil comprising mineral oils and/or synthetic oils and polyisobutylene having a weight-average molecular weight of 500,000 or higher. Consumption of the ...
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JP5638256B2 |
A lubricating oil composition contains (A) a base oil for a lubricating oil in a range of 5 mass% to 70 mass% based on a total amount of the composition, the base oil containing a sulfur content of 0.03 mass% or less and having a kinemat...
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JP5635234B2 |
A low viscosity poly(alpha-olefin) (PAO) is produced by contacting one or more C3 to C24 alpha-olefins with an unbridged, substituted bis-cyclopentadienyl transition metal compound, a non-coordinating anion activator, and an alkyl-alumin...
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JP5633976B2 |
The invention is directed to a process for the preparation of high viscosity lubricant base stocks by contacting alphaolefin feedstocks with single-site metallocene catalysts in a mixed flow or continuous stirred tank reactors.
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JP5635350B2 |
A lubricating oil composition and methods of operating an internal combustion engine to provide improved engine operation. The lubricating composition includes a major amount of oil of lubricating viscosity and a minor amount of at least...
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JP5615907B2 |
Provided are ethylene-based copolymers, methods of preparing the same, lubricating oil compositions including the same, methods for preparing such lubricating oil compositions, and end uses for such ethylene-based copolymers and lubricat...
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JP2014198802A |
To provide a method of producing α-olefin that has excellent yield of 6-12C α-olefin and is also excellent in fraction amount with respect to production of α-olefin with ethylene as raw material.A method of producing α-olefin is char...
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JP5612253B2 |
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JP2014196511A |
To provide lubricating oil compositions that are oxidatively stable, and use methods thereof.A lubricating oil composition contaminated with at least about 0.3 mass% of a biodiesel fuel based on the total mass of the lubricating oil comp...
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JP5607350B2 |
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JP5604453B2 |
A synthetic ester-containing lubricant with good soot-handling and, with friction modifier, viscosity modifier and antioxidant present, improved engine performance and cleanliness.
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JP2014185289A |
To provide a hydraulic oil composition capable of securing both of prevention of inner leakage and reduction of piping resistance and high in energy efficiency of whole hydraulic system.There is provided a hydraulic oil composition conta...
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JP2014169426A |
To provide a viscosity index improving agent which has a high viscosity index, which is excellent in low-temperature fluidity, and with which a lubricant composition with high long term stability can be formed.A viscosity index improving...
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JP5582730B2 |
The present invention provides a metal rolling oil composition excellent in both an emulsion stability and a plating-out property, wherein the metal rolling oil composition comprises: at least one base oil selected from the group consist...
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JP5584766B2 |
It is an object to provide a lubricating oil composition having low-temperature properties and fuel efficiency at high temperatures which are superior to those of conventional lubricating oil compositions, and to provide a viscosity modi...
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JP5575892B2 |
The disclosed invention relates to a composition comprising a grafted polymer. The polymer comprises a backbone with at least one olefin block and at least one vinyl aromatic block. The polymer is grafted with a pendant carbonyl containi...
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JP5565999B2 |
The present invention provides a lubricating oil composition improved in fuel-saving properties by reducing lubrication resistance within the same viscosity grade oils. The lubricating oil composition comprises a lubricating base oil and...
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JP5564204B2 |
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JP2014133813A |
To provide a lubricant for belt-like dry wire drawing capable of being used under severe processing conditions of wire drawing such as high temperature, high pressure, high speed and the like same as conventional powder-like or granular ...
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JP2014517097A |
Use of a lubricating oil composition comprising at least one Fischer-Tropsch derived base oil for reducing exhaust port blocking of a 2-stroke engine. The present invention also relates to a 2-stroke lubricating engine oil composition co...
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JP5551330B2 |
To obtain a lubricating oil composition having a low viscosity, a low temperature dependence of viscosity, an excellent oil film maintenance and a long fatigue life. The lubricating oil composition comprises a lubricant base oil having a...
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JP5551599B2 |
A lubricating oil composition for an internal combustion engine contains: a base oil having a viscosity index of 120 or more; and a polymer compound that includes a first constituent having a mass average molecular weight of less than 10...
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JP5552202B2 |
An additive composition comprises at least one polyoxyalkylene compound and at least one ethylene polymer, wherein the at least one ethylene polymer, in addition to units derived from ethylene, comprises units of the formula (I): and opt...
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JP5542747B2 |
To provide a lubricating mold-release agent for hot stamping, which can facilitate processing and releasing by reducing friction caused between a material to be processed and a mold when a steel plate is subjected to hot stamping, thereb...
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JP5547390B2 |
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JP2014125570A |
To provide an additive agent capable of providing appropriate conductivity to a lubricant composition and preventing floating charging at a shaft bearing, oil pressure actuation and the like by compounding it to the lubricant composition...
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JP5537179B2 |
The present invention provides an additive composition for a lubricating oil that comprises a metal salt of a phosphorus-containing compound, is easy to produce, does not have adverse effects such as causing rubber seals to swell, and is...
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JP5539983B2 |
The present invention relates to a copolymer comprising units derived from monomers (i) an ±-olefin and (ii) an ethylenically unsaturated carboxylic acid or derivatives thereof esterified with a primary alcohol branched at the ss- or hi...
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