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Patent Searching and Data


Matches 751 - 800 out of 993

Document Document Title
JP04345807
PURPOSE: To easily obtain resin moldings such as a resin bearing in which lubricating oil is uniformly dispersed by mixing a base resin having thermoplastic resin as a base with the mixture of electrolytic copper powder and lubricating o...  
JP04337393
PURPOSE: To obtain a magnetic fluid excellent in dispersibility without causing desorption of a modifier, separation and settling of fine particles, etc., by reacting ferromagnetic substance particles with a specific monoisocyanate compo...  
JP04320494
PURPOSE: To provide a self-lubricating composite material which is low in friction coefficient and specific wear rate at high temperatures in vacuo and is excellent in mechanical properties, thermal resistance and corrosion resistance, a...  
JP04320496
PURPOSE: To provide a self-lubricating composite material which is excellent in lubricating property at high temperatures in vacuo and also in mechanical properties, heat resistance and corrosion resistance, and a process for producing t...  
JP04288916
PURPOSE: To obtain the seamless steel tube without surface flaw by forming the film of the burning preventing film, etc., having enough thickness and strength even at a low temperature on the guide shoe, etc., of the skew rolling mill. C...  
JP04272997
PURPOSE: To obtain solid lubricants used in a recirculating powder lubricant delivery system having excellent oxidation stability at high temp. by microencapsulating a specific solid lubricant by an aq. system having thermally and oxidat...  
JP04266993
PURPOSE: To obtain an improved porous resilient metallic friction facing material having excellent abrasion characteristics and durability by heating a green compact comprising metal particles, carbon and a transient organic binder, and ...  
JP04264199
PURPOSE: To provide a method for sterilizing a microorganism, which has sterilizing and proliferation-inhibiting effects and stably maintain these effects and does not cause any change in the properties of a coolant itself without depend...  
JP04186524
PURPOSE: To prolong the lifetime, and to improve the reliability by forming a lubricant molecular layer, in which molecular terminals are fixed onto the surface of the protective film of a substrate. CONSTITUTION: A chromium foundation f...  
JP04131387
PURPOSE: To obtain a lightweight lubricating member for vacuum having a long service life of the solid lubricant and superior durability by subjecting the surface of a Ti base material to oxidation treatment before coating with the solid...  
JP04114317
PURPOSE: To obtain the magnetic disk having the durability sufficient for practicable use and corrosion resistance by forming a magnetic layer, a protective layer essentially consisting of hard amorphous carbon and a fluorine polar lubri...  
JP04081498
PURPOSE: To simplify a production process and obtain a magnetic fluid excellent in dispersion stability at a high concentration by forming an emulsion from an aqueous sol and a solution of a water-insoluble organic solvent, making a surf...  
JP04064713
PURPOSE: To prevent leakage of the grease by changing a crystal of the thickener into fine particles and mixing them in the semi-solid grease, and performing homogenization processing, and impregnating narrow holes of a porous sliding be...  
JP03267178
PURPOSE: To obtain the lubricating film for which a solvent having no problems in environmental destruction by applying an emulsion consisting of a fluropolymer compd., surfactant and dispersion medium on a base plate and drying the coat...  
JP03190996
PURPOSE: To obtain a grease suitable for bearing having small diameter, etc., having noise-suppressing property by reacting a base oil dissolving or dispersing an isocyanate with a base oil dissolving or dispersing an amine in a specific...  
JP03174207
PURPOSE: To make it possible to rejuvenate lubricating oils by allowing the lubricating oils to pass through a filter system incorporating a first filter medium, and next, allowing the lubricating oils to pass through a second filter med...  
JP03172391
PURPOSE: To prepare a composition that has a low pour-point and is suitable for lubricants (additives) by incorporating therein a medium-molecular reaction product obtained by reacting respectively specific α,β-unsaturated dicarboxylic...  
JP03170600
PURPOSE: To obtain the title fluid excellent in durability by mixing an electrical insulating fluid, porous solid particles, a polyhydric alcohol, and a specified amount of a dispersant. CONSTITUTION: The title fluid consists of an elect...  
JP03166297
PURPOSE: To obtain a uniformly mixed grease by supplying a grease composition to a gap between a pair of disk-shaped ceramic grinding wheels and rotating one of the wheels at a specific rotational speed, thereby efficiently kneading the ...  
JP03152196
PURPOSE: To remove soot from a lubricating oil used in a non-gasoline fueled internal combustion engine by bringing the lubricating oil into contact with a specified heterogeneous strong base. CONSTITUTION: Soot is removed from a lubrica...  
JP03152195
PURPOSE: To remove a hydroperoxide from a lubricating oil effectively and simply by bringing the lubricating oil into contact with a heterogenous hydroxide decomposer. CONSTITUTION: A lubricating oil is brought into contact with a hetero...  
JP03152194
PURPOSE: To remove sludge from a lubricating oil effectively and easily by incorporating dispersant functional groups on an immobilizing substrate and bringing it into contact with the lubricating oil. CONSTITUTION: A dispersant function...  
JP03088804
PURPOSE: To obtain an electrically viscoelastic fluid wherein polymer solid particles on the surfaces of which a polar liq. is absorbed are dispersed in a vehicle consisting of a non-conductive fluid by a method wherein a monomer is diss...  
JP03088893
PURPOSE: To efficiently and industrially advantageously obtain the subject concentrate by reacting a hydrocarbyl-substd. compd., a calcium base, an alkylene glycol alkyl ether, etc., at a high temp. CONSTITUTION: At least one kind compd....  
JP03073417
PURPOSE: To reduce contamination in calendering process, to decrease frictional coefft. and to improve high-temp. durability by constituting a magnetic layer of a specified uppermost layer and at least one specified lower layer. CONSTITU...  
JP03066799
PURPOSE: To obtain an electrically viscous fluid having excellent heat resistance and stability and exhibiting Wien effect without impairing various characteristics by dipping dispersing particles into a dipping liquid, evaporating and r...  
JP03040218
PURPOSE: To attain low friction and improve corrosion resistance by bonding hydrophilic ends to the surface or adhesive layer of a substrate and positioning hydrophobic ends at the boundary between a film and ambient air. CONSTITUTION: T...  
JP03035419
PURPOSE: To obtain a lubricating layer having high durability against contact friction by forming carbonyl groups in a carbon protective layer by surface treatment and adding a polymer compd. having lubricating property to the carbonyl g...  
JP02305890
PURPOSE: To produce a fireproof liquid having a lowered freezing temperature within a shortened deaeration time by subjecting a mixture comprising 3,5- xylenol, a specified fraction and phenol to a reaction for forming an ether of phosph...  
JP02238096
PURPOSE: To obtain an oil additive composition reduced in haze and improved in storage life by adding a hydrocarbyl substituted succinic acid into a composition containing a viscosity index improving agent composed of a lubricating oil, ...  
JP02229889
PURPOSE: To obtain a solid lubricant having abrasion resistance, heat-resistance and low friction by coating molybdenum disulfide or tungsten disulfide with glassy carbon. CONSTITUTION: (A) Particle or block of molybdenum disulfide or tu...  
JP02225598
PURPOSE: To prevent the separation of particles without deteriorating raw materials by making an atomized molten metal accompany a high temperature combustion gas flow containing an accompanying filler and forming a specified deposit on ...  
JP02225597
PURPOSE: To reduce or substantially remove turbidity by adding a hydrocarbon- substituted succinic acid into a composition consisting of a lubricating oil, an viscosity index improving agent of a hydrocarbon polymer, and a specified turb...  
JP02212597
PURPOSE: To obtain a persistent, stable sterilizing and multiplication-inhibiting effect independent of the kind of a microorganism without alteration of metal working oil itself by irradiating a microorganism generated in metal working ...  
JP02129295
PURPOSE: To provide a lubricant additive that can reduce the engine fatigue and the frictional coefficient, by adding sodium hypochloroide aqueous solution to diesel fuel oil followed by dehydration, and mixing lead naphthenate and light...  
JP02115033
PURPOSE: To measure graphite concentration without being affected by external factors and automate the graphite measurement and adjustment by measuring the electric conductivity of the lubricant containing the graphite in a dispersed for...  
JP02101616
PURPOSE: To lower coefft. of friction by providing a protective carbon film by sputtering on a carbon material having ≤2.0g/cm3 density as a target. CONSTITUTION: The carbon material having ≤2.0g/cm3 density is used as the target for...  
JP02084492
PURPOSE: To obtain the subject composition, capable of preventing heat transfer from materials to be rolled to working rolls and having effects on reduction in thermal crown of the working rolls by blending a base oil with an inorganic c...  
JP02084494
PURPOSE: To obtain the subject dense additive having high TBN and effective as a fuel additive by containing alkali earth metal hydrocarbyl-substituted phenate (sulfide derivative). CONSTITUTION: (A) (Alkali earth metal) hydrocarbyl-subs...  
JP02059040
PURPOSE: To prepare a microcapsuled org. acid having hydrophilicity as a core by dissolving or dispersing an org. acid or phosphoric ester in a hydrophobic substance liquid at ambient temp. to use the same as a core substance. CONSTITUTI...  
JP02056725
PURPOSE: To obtain a good CSS characteristic by subjecting a lubricating layer to a heating treatment at the temp. below the decomposition temp. of a lubricating agent so that the surface of the lubricating layer after the treatment has ...  
JP02040331
PURPOSE: To obtain a lubricating oil with increased viscosity, etc., by a method in which a hydrocarbon from a top oil to a heaviest lubricating base oil or hydrocarbon having a functional group, etc., are brought into contact with a hyd...  
JP02038495
PURPOSE: To provide a condensate with normal or low base to improve the performance by reacting specified three kinds of compounds, a calcium base and a lubricating oil. CONSTITUTION: (A) A compound selected from hydrocarbyl-substituted ...  
JP02037521
PURPOSE: To improve lubricity and wear resistance by forming coupling agent layers between protective carbon films formed on the surfaces of magnetic recording layers formed on a substrate and lubricating agents applied on the extreme su...  
JP02034690
PURPOSE: To increase the total number of base while holding an allowable viscosity by reacting specified seven kinds of components under high temperature. CONSTITUTION: (A) Two or more selected from (non)-hydrocarbyl sulfide- substituted...  
JP02019342
PURPOSE: To advantageously obtain the subject compd. by reacting specific fatty acid ester and an isopropylidene derivative of polyglycerine in an alkaline medium under a specific condition and subjecting the reaction product to post- tr...  
JP02009435
PURPOSE: To produce the polyadduct dispersant being a new group by allowing a specified polyolefin to react with a polyamine, an α,β-unsatd. compd. of a specified formula and a 5-9C lactone material. CONSTITUTION: The polyolefin substd...  
JP01290577
PURPOSE: To reduce the friction coefficient of a ceramic and to improve its wear resistance by supplying an aq. soln. of water-soluble silanes having an alkoxy group kept at a specified concn. onto the friction surface of the ceramic for...  
JP01253110
PURPOSE: To sharply increase the dispersion liquid viscosity fluctuation due to the external electric field and increase the viscosity change for the change of the electric field strength by dispersing dispersion grains surface-processed...  
JP01228536
PURPOSE: To increase dispersion stability of fine ferrite particles by adding a specified succinimide to a suspension of fine surfactant-adsorbed ferrite particles dispersed in a low boiling hydrocarbon and by treating it at 70°C or hig...  

Matches 751 - 800 out of 993