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JP2000119423A |
To decrease the frictional resistance of a polymer surface coated so as to be hydrophilic by treating the surface with a complexing agent for heavy metal ions.The hydrophilic coating film is derived from e.g. a monomer represented by for...
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JP3021567B2 |
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 surfa...
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JP2000502735A |
Sulphur monochloride and a phenol are reacted to produce an oil-soluble intermediate which is then reacted with an unsaturated organic compound having one or more olefinic or acetylenic bonds to reduce the amount of active sulphur in the...
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JP2993640B2 |
Novel monodispersed crystalline mixed metal layered hydroxide compounds of the general formula: LimDdT(OH)(m+2d+3+na)An_a.qH2O where m is from zero to about 1; D is a divalent metal; d is from zero to about 4; T is a trivalent metal; A r...
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JP2967132B2 |
A process for the production of a lubricating oil additive concentrate which process comprises reacting at elevated temperature component (A) a defined acid or derivative thereof, component (B) a calcium base added either in a single add...
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JP2967131B2 |
A process for the production of a lubricating oil additive concentrate having a TBN greater than 300 which process comprises reacting at elevated temperature component (A) a defined mixture selected from defined sulphurised or non-sulphu...
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JPH11279582A |
To provide an apparatus for on-line continuous production of various grades of Ca grease products starting from introduction of the feedstock to the products. The apparatus for the on-line production of Ca grease comprises a reaction ves...
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JP2960348B2 |
PURPOSE: To obtain a lubricant composition for internal combustion engines that will be used in a nitrogen oxide (NOX) gas atmosphere and function stably without being deteriorated due to the nitrogen oxide gas during use. CONSTITUTION: ...
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JPH11269484A |
To provide a process for preparing an excellent overbased gel and to provide coatings and other materials contg. the gel. An overbased calcium carboxylate gel is prepd. by a process comprising (I) the step of treating an about 8-30C carb...
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JPH11241088A |
To sterilize a large amt. of a cooling lubricant by bringing it into contact with a filter cake, as a filter medium, comprising a particulate crosslinked polyvinylpyrrolidone/iodine complex. A contaminated cooling lubricant being supplie...
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JP2941377B2 |
A process for the production of a lubricating oil additive concentrate comprises reacting at elevated temperature the following components:- component (A) a defined acid component (B) - a calcium base added either in a single addition or...
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JP2931570B2 |
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JP2916244B2 |
In accordance with the present invention, there is provided a composition comprising the reaction product of particular (1) alpha , beta -unsaturated dicarboxylic acid esters and (2) olefinically unsaturated compounds, wherein the result...
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JPH11172273A |
To obtain an extreme pressure cleaner being excellent oil solubility and based on a sulfided hydroxyalkylbenzoic acid/alkyl phenol alkaline earth metal salt mixture. A reactant mixture comprising a phenol having a 4-6C aliphatic hydrocar...
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JP2909038B2 |
A fluid power vehicle steering gear (10) comprises a tubular housing (22), a fluid (34) disposed within the tubular housing, and a member (20) movable relative to the housing in response to a change in the fluid pressure in the housing. ...
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JPH11142307A |
To enable the correct evaluation of the performance of cold rolling oil for flat rolled magnetic steel sheets and strips, by inserting silica powder of predetermined particle diameter into a rolling oil emulsion, and then uniformly dispe...
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JP2892066B2 |
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JPH1190130A |
To prevent the oxidative deterioration of oil such as lubricating oil as much as possible and to external the exchange cycle of the oil. A mixture consisting essentially of TiO2 powder and SiO2 powder and further contg. a metal of the pl...
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JP2874456B2 |
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JPH1112588A |
To obtain the subject composition capable of manifesting high cleanness by including a specific over based sulfurized alkaline earth metal phenate and an aromatic component in a specific proportion. This composition comprises (A) an over...
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JP2846497B2 |
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JP2842979B2 |
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JP2841365B2 |
PURPOSE:To efficiently produce a magnetic fluid comprising fine ferrite particles dispersed safely in a base oil of low vapor pressure by adding fine ferrite particles and a dispersant to a base oil having low vapor pressure, and distill...
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JP2842300B2 |
An animal and vegetable lubricating oil composition comprises a triglyceride, wherein the content of isolated trans isomers in the component fatty acids of the triglyceride is 40% by weight to 100 % by weight based on the whole weight of...
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JPH10330780A |
To obtain a lubricant which extends the life of a bearing by filtering a lubricant with a filter having a specified pore size under a specified pressure to eliminate foreign matters causative of the troubles of a bearing or its degradati...
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JPH10324890A |
To prevent the staining of surrounding parts by excessive oozing of an oil, the clinging to a shaft due to dimensional shrinkage, and the rattling of a holding part. This plain bearing apparatus mainly comprises a bearing bracket 3 fixed...
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JPH10310787A |
To provide a method for preventing the putrefaction of a coolant, enabling to reduce and remove putrefactive bacteria causing a malodor from a used coolant and further enabling to remarkably improve effects for preventing the bleeding of...
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JP2823593B2 |
A process for the production of a lubricating oil additive concentrate having a TBN greater than 300 which process comprises reacting component (A) a defined derivative of phenol component (B) an alkaline earth metal base added either in...
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JP2818680B2 |
Nitrogen containing carboxylic compounds useful in reducing hydrogen sulfide are described herein. The compositions of the invention also desirably contain an alkali or alkaline earth metal containing compound.
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JP2812515B2 |
Piston deposits resulting from neutralizing combustion acids present in the lubricating oil circulating within the lubrication system of an internal combustion engine are reduced or eliminated by first contacting the acids with a soluble...
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JPH10510565A |
Petroleum wax feeds having a low oil content are converted to high viscosity index lubricants by a two-step hydrocracking-hydroisomerization process in which the wax feed is initially subjected to hydrocracking under mild conditions with...
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JP2804081B2 |
The present invention relates to a process for the preparation of nonionic surfactants from fatty acid alkyl esters, mono- or polyhydroxy fatty acid alkyl esters with C6-C22 in the fatty acid component and C1-C4 in the ester component, w...
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JP2800179B2 |
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 deg.C or h...
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JPH10237475A |
To provide an apparatus and a process for producing a non-cracking fatty acid metal salt block. Referring to an apparatus 1 for producing a fatty acid metal salt, a fatty acid metal salt 6 is poured into the cavity 7a of a mold 7 which t...
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JPH10509205A |
The invention provides composites of organic polymeric compositions including a matrix of an organic polymer and a filler distributed throughout the matrix, the flier being present in the matrix substantially as separate particles, each ...
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JP2781656B2 |
Disclosed are a recording medium comprising a substrate, a thin film for recording formed on at least one side of the substrate, a protective layer formed on the thin film, and a lubricative film formed on the protective layer, the lubri...
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JP2780270B2 |
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JP2771973B2 |
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JPH10158668A |
To obtain a solid lubricant coating liquid which can impart lubricating properties and mold release to existing sliding heat-resistant components and to molds required to have mold release, etc., to make them serviceable even under atmos...
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JPH10158678A |
To obtain a lubricating oil composition for internal combustion engines which is used in an atmosphere of nitrogen oxides and can stably function without being deteriorated by nitrogen oxides by mixing a base oil having a specified visco...
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JPH10130682A |
To obtain a ball-and-roller bearing which exhibits lubricity from the beginning of low-temp. driving and does not cause an abnormal sound even in cold districts by sealing, into the bearing, a lubricating grease prepd. by compounding a b...
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JP2745328B2 |
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JPH1053780A |
To provide a manufacturing method of biodegradable lubricating oil base oil having a good low temp fluidity, a low cloud point, and, moreover, good oxidation stability and lubricity. This base oil is manufactured by an ester exchange rea...
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JPH1053785A |
To provide a resin lubricating composition which contains a lubricant and enables a continuous and effective molding of a paste resin material into a definite form at an ambient temp. A paste mixture prepared by mixing a resin powder and...
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JPH1036868A |
To obtain a carbonaceous sliding material excellent in abrasion resistance by impregnating a carbon substrate with a phosphate and a synthetic resin and curing the resin contained in the substrate. A carbon substrate (e.g. graphite) havi...
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JP2700470B2 |
According to the present invention, oleaginous compositions having improved stability are provided, wherein high molecular weight ashless dispersants and metal detergents are pre-blended at a temperature of at least 100 DEG C for a perio...
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JP2701525B2 |
To provide a lubricating material suitable for use in space or vacuum, light in weight, low in friction coefficient and long in life time, oxidation treatment is effected on the surface of titanium or titanium alloy substrate before a so...
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JP2689251B2 |
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JP2688494B2 |
Process for the preparation of basic alkaline earth metal salts of organic carboxylic acids, which comprises (a) blending an oil-soluble alkyl salicylic acid with one or more long-chain hydrocarbon substituted derivatives of succinic aci...
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JPH09512137A |
dA magnetorheological material containing a carrier fluid and a magnetically active particle. The particle has been modified so that the surface of the particle is substantially free of contamination products. The contamination products ...
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