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JP2018111797A |
To provide a sliding material excellent in a friction characteristic and an abrasion resistance under non-lubrication.A sliding material of the present invention which applies for a sliding surface between two parts comprises a self-lubr...
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JP6347464B2 |
An electrical discharge machining oil composition of the invention includes an organic acid metal salt and a base oil, in which the organic acid metal salt is an organic acid salt of a metal having an electronegativity on Pauling scale o...
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JP2018095861A |
To provide a lubricant additive having high base oil solubility, viscosity index improver property, and shear stability, and a lubricant composition having viscosity index and shear stability in excellent balance.In a viscosity index imp...
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JP2018087353A |
To provide a formulation of bright stock-free MDCL and TPEO at reduced cost.The present invention provides a lubricating oil composition for a two-stroke or four-stroke marine engine, the lubricating oil composition comprising a major am...
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JP2018514608A |
The present invention relates to a star copolymer (C) containing at least 10% by weight of styrene monomer-derived units and an arm containing a statistical copolymer (EP) containing ethylene units and propylene units, and a method for p...
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JP6339936B2 |
A lubricating oil composition comprising (A) an ethylene/±-olefin copolymer satisfying all of the following requirements (A-1) to (A-3) : (A-1) an ethylene structural unit content of 30 to 70% by mol, (A-2) a kinematic viscosity at 100Â...
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JP2018083920A |
To provide refrigeration oil which is excellent in lubricity.Refrigeration oil comprises (A): mineral oil having kinematic viscosity at 40°C of 20.00 mm/s or less, and (B): at least one selected from a group consisting of vinylic polyme...
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JP6326340B2 |
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JP6326337B2 |
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JP6326338B2 |
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JP6326339B2 |
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JP6300843B2 |
A sliding member (1) includes: a back metal layer (2); optionally a porous metal layer (6); and a sliding layer (3). The sliding layer includes: a synthetic resin matrix (4); graphite particles (5) dispersed in the matrix (4) having a vo...
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JP6281251B2 |
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JP6267174B2 |
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JP6224661B2 |
Polymeric compositions and methods for making and using the same are provided. The polymeric composition can include a first ethylene-based copolymer and a second ethylene -based copolymer. The first ethylene-based copolymer can have a w...
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JP6218924B2 |
The present invention relates to a transmission oil formulation comprising a base oil and a copolymer obtained by free-radical polymerization from a monomer composition. The invention also relates to the use of the transmission oil formu...
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JP6211448B2 |
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JP6184207B2 |
Concentrates containing specific functionalised diblock copolymers serve as effective additives for improving the cold flow behaviour of fuels and oils, the copolymers being derived from a terminally-unsaturated intermediate polymer obta...
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JP6182455B2 |
Polymeric compositions and methods for making and using the same are provided. The polymeric composition can include a first ethylene-based copolymer and a second ethylene -based copolymer. The first ethylene-based copolymer can have a w...
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JP6163500B2 |
The present disclosure is directed to polymer compositions for use as viscosity modifiers comprising at least two ethylene-based copolymer components. The polymer composition comprises (a) a first ethylene-olefin copolymer and (b) a seco...
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JP2017518426A |
(i) Base oil; (ii) One or more organic molybdenum compounds at a level sufficient to provide 100-1000 ppmw of molybdenum; and (iii) 1 of 0.2% to 5.0% by weight based on the weight of the lubricating composition. More than one organic pol...
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JP2017115135A |
To provide: a slide member maintaining good friction coefficient and capable of reducing generation of squeak sound (noise) derived from an ordinary sliding member such as automobile, copying machine and printer; a component and a mechan...
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JP2017088639A |
To provide a manufacturing method for a high reactive butene polymer using a mixture of hydrocarbon with 4 carbon atoms (mixed C4 component) as a raw material, capable of providing the high reactive butene polymer having good properties ...
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JPWO2015133529A1 |
Contains (1) polymethacrylate and / or olefin copolymer having a mass average molecular weight of 100,000 or more and 600,000 or less, and (2) ester-based ashless friction reducing agent and / or amine-based ashless friction reducing age...
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JP2017066220A |
To provide a lubricating oil composition that is excellent in output performance while maintaining desired viscosity grade.There is provided the lubricating oil composition which contains lubricating oil base oil having a kinetic viscosi...
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JP2017508053A |
(A) Lubricating viscosity oil; (b) (meth) acrylate-containing polymer containing multiple arms containing at least 20 carbon atoms, said arms bonded to polyvalent organic moieties, (meth). ) An acrylate-containing polymer; and (c) an eth...
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JP2017507224A |
The present invention is a method for lubricating an internal combustion engine equipped with a centrifugal oil mist separator, wherein the lubricant contains 0.1 wt% to 8 wt% soot caused by the operation of the engine, and the lubricant...
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JPWO2014156306A1 |
As an engine oil composition having excellent fuel-saving performance, a lubricating oil base oil having a saturation content of 70% by mass or more and a viscosity index of 90 or more, and a star-shaped polymer as a viscosity index impr...
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JP6057923B2 |
The present invention relates to copolymers comprising ester groups and having at least one nonpolar segment P and at least one polar segment D, the polar segment D having at least 8 repeat units and the proportion by weight of dispersin...
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JP6043383B2 |
This invention relates to a process of polymerization of unsaturated fatty acids, esters of unsaturated fatty acids, unsaturated hydrocarbons or esters of unsaturated hydrocarbons, or unsaturated derivatives of these products by dielectr...
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JP2016186089A |
To provide compositions comprising polyalphaolefins with prescribed components and characteristics.A composition of one embodiment of the invention comprises a polyalphaolefin, the polyalphaolefin being produced from a C-Cnormal alpha ol...
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JP2016169277A |
To provide a lubrication composition capable of inhibiting increase of viscosity for a longer period than the prior art.A lubrication composition contains a base oil, and a viscosity increase inhibitor comprising at least one compound ha...
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JP5993681B2 |
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JP2016147991A |
To provide a chain, where a lubricant composition adjusted to desired use condition is impregnated into a bush and the lubricant composition favorably flows from pores of the bush during operation, suppressing generation of oil film cut ...
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JP2016141763A |
To provide a silencing lubrication grease composition in which, even when repeatedly worked on, the grease can stay at the lubrication point, and maintain the silencing property for a long period of time.Said silencing lubrication grease...
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JP5939874B2 |
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JP5937509B2 |
Polymers suitable for use as a viscosity index improver for lubricating oil compositions including hydrogenated linear polymers characterized by the formula: D¹ - PA - Dº ; and hydrogenated star polymers characterized by the formula: D...
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JP5917685B2 |
The invention provides a lubricating composition containing an oil of lubricating viscosity and a block copolymer of a poly(olefin) block, such as poly(isobutylene) (PIB) and a polyvinyl aromatic) block, such as poly(styrene), wherein th...
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JP2016069508A |
To provide a sliding member having a coated film formed on a sliding surface, sliding in a presence of a lubricant and having improved frictional property.The invention relates to a sliding member having a coated film formed on a sliding...
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JP5911915B2 |
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JP5885157B2 |
A grease composition having a thickener, a base oil containing a hydrocarbon oil, and a polymer alloy of an olefin copolymer and a styrene-based copolymer is disclosed.
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JP5877654B2 |
This invention relates to a process of polymerization of unsaturated fatty acids, esters of unsaturated fatty acids, unsaturated hydrocarbons or esters of unsaturated hydrocarbons, or unsaturated derivatives of these products by dielectr...
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JP5875612B2 |
An actuator includes a stepping motor; a multi-stage gear device including a first stage gear attached to a rotation shaft of the motor, wherein a gear of each stage engages with a gear of a next stage; and a base member on which the mul...
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JP5863813B2 |
The present invention relates to a system oil composition for crosshead diesel engines, the system oil composition having excellent heat resistance and being effective for improvement of fuel efficiency. More specifically, the present in...
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JP5830765B1 |
To provide a lubricant for a screw which can secure sufficient conductivity when applied to an earth bolt and does not cause sticking or co-rotation between the earth bolt and a washer. A screw lubricant of the present invention is prepa...
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JP5826913B2 |
This invention relates to higher olefin vinyl terminated polymers having an Mn of at least 200 g/mol (measured by lR NMR) including of one or more C4 to C4Q higher olefin derived units, where the higher olefin vinyl terminated polymer co...
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JP5813548B2 |
A rust preventive oil composition containing a first mineral oil that is a mineral oil having a kinematic viscosity at 40° C. of 6 mm2/s or less, a second mineral oil that is a mineral oil having a kinematic viscosity at 40° C. of 250 ...
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JP5809088B2 |
A heat-treatment oil composition contains (A) a first base oil with a kinematic viscosity at 40 degrees C in a range of 5 mm 2 /s to 60 mm 2 /s in an amount of 50 mass% to 95 mass% of a total amount of the composition, (B) a second base ...
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JP5808292B2 |
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JP2015187285A |
To provide a star polymer and a lubricating composition thereof.The present invention relates to a lubricating composition containing an oil of lubricating viscosity and a star polymer that has at least two inner blocks, at least one of ...
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