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Patent Searching and Data


Matches 451 - 500 out of 1,173

Document Document Title
JP2008133332
To provide a lubricating oil composition for an automobile shock absorber capable of moderately increasing the frictional force at a sliding portion of an automobile shock absorber such as the part between a piston rod and an oil seal an...  
JP2008127563
To provide an additive composition which can bring at least one of the reduction of thin film friction and the improvement of fuel economy, and to provide a lubricant composition.This additive composition comprises a cleanser and an addi...  
JP2008120908
To provide a lubricating oil composition capable of suppressing abrasion due to soot mixing which becomes remarkable when the content of a phosphorus compound such as ZnDTP (a zinc dialkyldithiophosphate) is reduced and suitable for dies...  
JP2008120909
To provide a lubricating oil composition having excellent high-temperature cleanness, excellent performances maintaining a base number and having high abrasion inhibitory effects and suitable for diesel engines or direct injecting gasoli...  
JP2008115345
To provide a sliding member with a coated film capable of controlling an abrasion coefficient on a sufficiently low level by supplying a sufficient lubricating oil to a sliding surface to form a good oil film and a method for producing t...  
JP2008115297
To provide a lubricant composition which maintains noise reduction effectiveness over a long period of time when it is used for the lubricity of an intermeshing part between rollingly contact gears.The lubricant composition is filled int...  
JP2008111126
To provide a multi-functional lubricant additive useful as a dispersant in internal combustion engines.This oil-soluble lubricant additive composition is produced by a method including reacting a copolymer with at least one polyether aro...  
JP2008111122
To provide an improved dispersion additive composition useful for engine oils.This oil-soluble lubricant additive composition is produced by reacting a specific copolymer with at least one polyether compound and at least one aromatic com...  
JP2008111128
To provide a multi-functional lubricant additive useful as a dispersant in internal combustion engines.This oil-soluble lubricant additive composition is produced by a method including reacting a copolymer with at least one polyether com...  
JP2008106267
To provide a mechanical element showing wear resistance and a low coefficient of friction even under extreme pressure.The mechanical element comprises at least two surfaces movable at peripheral speed differed from each other and a lubri...  
JP2008106204
To provide a lubricant composition which can be suitably used for reducing gear noises by buffer particles, sufficiently maintaining effect for reducing noise in a car room and further reducing the steering torque of an electric power st...  
JP2008106191
To provide a viscosity index improving agent good in compatibility with a GTL (gas to liquids) base oil and superior in viscosity index improving capability.The viscosity index improving agent for GTL base oil comprises a copolymer (A) h...  
JP2008101189
To provide a low friction sliding mechanism greatly capable of lowering a frictional coefficient of a sliding member.This low friction sliding mechanism is constituted of sliding members sliding with each other and a lubricant interposed...  
JP2008095940
To provide a porous solid lubricant enclosed bearing excellent in lubricity of solid lubricant retaining lubricating oil, capable of operating at high rotation speed with maintaining long life, capable of making a manufacturing process r...  
JP2008081742
To provide a method for suppressing emulsification using glycol in a natural gas dehydrator and machines on the downstream side at the treating site of a natural gas field.This method for preventing emulsification from being generated in...  
JP2008075094
To provide a water-based lubricant composition used for plastic processing of a metal material, high in safety, requiring no primer film by chemical conversion treatment with a phosphate or the like, and having a lubricating property equ...  
JP2008069329
To provide a lubricant supplying material improving the lubricating performance and sealing property of a direct action device such as a ball screw and provide a direct action device obtained by using the material.A sealing member 6 slid...  
JP2008069279
To provide a bearing sealed with a foamed lubricant having excellent lubricating performance of a foamed lubricant holding a lubricating oil, having long life, operable even at high rotational speed, producible with a relatively simplifi...  
JP2008069413
To provide a lubricant steel sheet having excellent formability by singly coating with only a water base coating agent for a lubricant film without performing chromate treatment.The lubricant steel sheet is composed of a steel sheet and ...  
JP2008056738
To provide a conductive grease composition having excellent electrical conductivity and causing little lowering of conductivity with time and to provide a rolling device having low electric resistance to prevent the charge accumulation f...  
JP2008056750
To provide a double-layered lubricating membrane excellent in close adhesion to a base material such as a piston made of an aluminum alloy, having a low frictional coefficient, excellent in abrasion resistance, initial affinity and scorc...  
JP2008037905
To provide an aqueous friction coefficient stabilizer capable of giving a constant stable friction coefficient irrespective to the magnitude of an axial tension.This objective aqueous friction coefficient stabilizer is constituted by dis...  
JP2008038062
To solve such a problem wherein a conventional slide material composition filled with a glass fiber, carbon fiber and various kinds of metal powder, have high surface hardness or high elastic modulus of the fillers and hence are liable t...  
JP2008037928
To provide a lubricating oil for cold rolling oil for steel sheet satisfying lubricating performance, washability and accumulated scum reducing property including low temperature atmosphere in high speed rolling, especially in continuous...  
JP2008031476
To provide a lubricant oil additive having good dispersibility, low-temperature characteristics, thickening effects and antioxidant characteristics.The dispersible additive contains a reaction product obtained by reacting (i) a first gro...  
JP2008031410
To provide a foamed lubricant which can be used in the places where solid lubricants cannot be used due to external stress such as compression and bending, is retained well, is oozed out in a minimal necessary amount, even if deformation...  
JP2008031477
To provide an alkylacrylate copolymer VI (viscosity index) modifiers and the use.The new polyfunctional polymer viscosity modifier contains an addition reaction product which is prepared by forming a base polymer containing an acylated a...  
JP2008031459
To provide a viscosity index improver good in compatibility with a GTL(gas-to-liquids) base oil and excellent in viscosity index-improving ability.The viscosity index improver for GTL base oil comprises (A) a copolymer 5,000-1,000,000 in...  
JP2008031255
To provide an electroconductive grease composition exhibiting excellent electroconductivity and hardly suffering from deterioration in electroconductivity with time, and to provide a rolling device having a small electric resistance and ...  
JP2008032217
To provide a universal joint having excellent lubricant retaining force, capable of minimizing the oozed amount of a lubricating component even if deformed by an external force, capable of preventing a lubricant from spattering from an o...  
JP2008024938
To provide a lubricating oil composition which contains Mg in a relatively high concentration but can reduce bore polishing and a sulfate ash.This lubricating oil composition for diesel engines comprises (a) a lubricating oil base stock ...  
JP2008024936
To provide a lubricant composition which exhibits an excellent wear resistant performance with a reduced level ZDDP in diesel engines.The present invention provides a lubricant composition, more concretely a lubricant composition for hea...  
JP2008024908
To provide a viscosity index improver having excellent shear stability, ability to improve the viscosity index and low-temperature viscosity.The viscosity index improver is composed of a copolymer (A) comprising an alkyl (meth)acrylate (...  
JP2008019299
To provide an inexpensive plastic working lubricant for an aluminum alloy with a sufficient drying property, an excellent dispersibility of an aluminum powder and an excellent lubrication property capable of more uniformly performing oil...  
JP2008019437
To provide a lubricating oil composition that comprises a base oil having a tetracycloparaffin content of less than about 3 wt.% and a phosphorous compound.A lubricating oil composition comprising a base oil having a tetracycloparaffin c...  
JP2008019442
To provide a lubricating oil composition that is inexpensive and can attain reduction in thin-film friction and enhancement of fuel economy.The lubricating oil composition comprises a base oil having a tetracycloparaffin content of less ...  
JP2008020005
To efficiently manufacture a constant velocity universal joint having preferable lubricating property, while preventing a solid lubricant from entering a portion that does not require the lubricant when filling the foaming solid lubrican...  
JP2008013686
To obtain a lubricating oil composition that achieves abrasion resistance, seizing prevention and fatigue life at high levels for a long period of time even in reduction in viscosity and satisfies both low fuel consumption and durability...  
JP2007186698
To provide a food-grade, low friction lubricant additive for use with an oil-based lubricant.The additive comprises boron nitride in combination with a dispersant and an oil carrier. Preferably, the oil carrier comprises one or more synt...  
JP2007177226
To provide a solid lubricant enhanced in holding capacity of the solid lubricant for holding a lubricating oil and able to reduce the amount of the lubricating oil oozed out by deformation caused by external forces to a minimum necessary...  
JP2007176962
To provide a water-soluble lubricant composition for warm or hot plastic working, excellent in lubricating performance and suppressing worsening of a working environment and a working efficiency and to provide a warm or hot plastic worki...  
JP2007169426
To provide a resin composition which is suitably used in the presence of a lubricant such as a lubricating oil or a hydraulic oil and has both a low frictional coefficient and excellent wear resistance, to provide a sliding member to who...  
JP2007169396
To provide a refrigerator oil composition satisfying both sludge dispersibility and prevention of abrasion and seizure in a sliding part composed of aluminum and/or iron of a compressor for the refrigerator, and to provide the compressor...  
JP2007169325
To provide an electroconductive sliding material composition having low friction, low abrasion, and electroconductivity of more than required for its antistatic properties jointly.This electroconductive sliding material composition is ob...  
JP2007162023
To provide a lubricant composition for reducing a friction coefficient and abrasion between lubricated surfaces.The method includes to feed a certain amount of oil-soluble nanosphere component prepared from a photocrosslinkable poly(2-ci...  
JP2007153919
To obtain a lubricant molding that slightly cracks or chips even in application to the surface of an image support body so as to form a lubricant coating film, lowers a reduction amount of film by an electrically-charged hazard of a lubr...  
JP2007154035
To provide a lubricating oil for tapping machining that can suppress cohesion of an aluminum abrasion powder in tapping machining and reduce an amount of remaining oil after tapping machining, and a tapping machining method.The lubricati...  
JP2007153994
To provide a lubricant composition having excellent effects for reducing noise in a compartment by reducing gear-hitting noise without excessively increasing steering torque of an electrically driven power steering device and without cau...  
JP3971929
To provide a water-soluble lubricant which has an excellent lubricating property and an excellent mold release property, depresses the deterioration in working environment, the deterioration in working efficiency, and the accumulation of...  
JP2007145952
To provide a novel lubricant composition which neither rises in consistency nor separates the lubricating base oil nor leaks the separated lubricating base oil even when repeatedly stressed over a long period, a reduction gear using the ...  

Matches 451 - 500 out of 1,173