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WO/2008/050834A1 |
Disclosed is a grease composition having excellent antirust property. Also disclosed is a bearing using such a grease composition. Specifically disclosed is a grease composition containing a base oil, a diurea thickening agent represente...
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WO/2008/048988A2 |
This invention relates to novel macromolecular compositions having oxidation inhibition characteristics that are exhibited when added to organic material normally susceptible to oxidative degradation in the presence of air or oxygen, suc...
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WO/2008/047550A1 |
A lubricating oil composition comprising a base oil for a lubricating oil and the following components (A) to (D) contained in the base oil: (A) a fatty acid partial ester compound; (B) (b1) an aliphatic amine compound and/or (b2) an aci...
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WO/2008/038701A1 |
A lubricating oil composition comprising: a base oil; (A) an acidic alkyl phosphate ester having a C6-C20 alkyl group; (B) a dialkylamine and/or a trialkylamine; and (C) (c-1) 0.2 to 0.6 mass% (in term of S) of a sulfur compound which do...
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WO/2008/038601A1 |
Disclosed are a water-soluble metal-processing agent and a coolant both of which have excellent microbial deterioration resistance and are less likely to go rotten, a method for preparing the agent or the coolant, and a metal processing ...
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WO/2008/038571A1 |
A hydraulic oil composition obtained by blending a base oil having a sulfur content of less than 0.03% by mass, a content of saturates of 90% by mass or above, a viscosity index of 80 or above and an absolute viscosity at 40°C of 1 to 1...
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WO/2008/028955A2 |
The present invention aims to improve the extreme-pressure properties and compatibility with seals of lubricating grease compositions used at lubrication points where extreme-pressure properties and seal- resistance properties at high lo...
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WO/2008/029756A1 |
Disclosed is a lubricant composition for internal combustion engines, which contains a base oil, (A) at least one compound selected from disulfide compounds represented by the following general formula (I): R1OOC-A1-S-S-A2-COOR2 (I) and ...
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WO/2008/016038A1 |
Disclosed is a lubricant composition containing a lubricant base oil and 0.5-10% by mass of an ethylene/α-olefin copolymer (A) having a number average molecular weight of 2,800-8,000. A lubricant base oil having a kinematic viscosity at...
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WO/2008/014315A2 |
The present invention relates to a method of lubricating a mechanical device by using a lubricating composition containing a thiadiazole- functionalised dispersant. The invention further provides a lubricating composition suitable for th...
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WO/2008/007671A1 |
Disclosed are: a grease composition which can reduce a low temperature rotational torque and a bent torque of a constant velocity joint and is applicable to a boot material made of a silicone rubber; and a constant velocity joint having ...
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WO/2008/007579A1 |
Disclosed is a phosphorus molybdenum amine compound which is a phosphorus molybdenum compound characterized by being represented by the following general formula (1). (In the formula, R1-R6 independently represent a hydrogen atom or a hy...
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WO/2008/004548A1 |
Disclosed are a refrigerator oil, a compressor oil composition, a hydraulic fluid composition, a metalworking fluid composition, a heat treatment oil composition, a lubricant composition for machine tools and a lubricant composition, eac...
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WO/2007/129775A1 |
The present invention provides a grease composition for use in constant velocity joints, having improved wear resistance and endurance characteristics. The grease is made by incorporating in a urea grease (A) a molybdenum dialkyldithioca...
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WO/2007/126952A2 |
A method for improving the seal integrity, oxidation resistance, thermal breakdown deposit protection of lubricating oil by combining a base stock and/or base oil with a high molecular weight aromatic amine and a low boron content disper...
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WO/2007/123266A1 |
A lubricating oil composition which is reduced in evaporation loss although low in viscosity, is excellent in lubricating properties including low-temperature viscosity characteristics and seizing prevention and in oxidative stability, a...
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WO/2007/114132A1 |
A lube base oil characterized by having a saturated hydrocarbon content of 90% by mass or above, a content of cyclic saturated hydrocarbons in the whole saturated hydrocarbon of 40% by mass or below, a viscosity index of 110 or above, an...
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WO/2007/114135A1 |
A lubricant composition that excels in suppression of the hydrogen brittle flaking of member, such as a rolling bearing, slide bearing, gear, ball screw, linear guide, linear bearing, cam or any of various joints, placed in high-concentr...
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WO/2007/114260A1 |
A lubricating oil composition for internal combustion engines which comprises a base oil comprising a mineral oil and/or synthetic oil and, incorporated therein, polyisobutylene having a weight-average molecular weight of 500,000 or high...
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WO/2007/102429A1 |
Disclosed are an antioxidant composition and a lubricant composition respectively containing an organic tungsten compound and an aromatic compound. Also disclosed is a method for suppressing an increase in viscosity of a lubricant, where...
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WO/2007/102266A1 |
A grease composition that is suitable for use in a rolling bearing exposed to high temperature and that exhibits stable lubricity for a prolonged period of time; and a bearing having the same sealed therein. There is provided a grease co...
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WO/2007/085643A1 |
A grease composition comprising base oil, one or more urea thickeners, (A) in the range of from 0.1 to 5 weight% of tungsten disulphide and (B) in the range of from 0.1 to 5 weight% of one or more of zinc dithiophosphates and/or one or m...
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WO/2007/084407A2 |
A lubricating oil composition is disclosed. This composition, comprises a lubricating oil basestock, an alkylated aromatic additive of at least 0.01 and less than 20 weight percent of the composition, a dispersant-detergent-inhibitor sys...
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WO/2007/066713A1 |
Disclosed is a lubricant composition obtained by blending an amine antioxidant (A-1) and a compound (A-2) containing phosphorus and/or sulfur into a base oil which is composed of a mineral oil and/or a synthetic oil. The amine antioxidan...
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WO/2007/064528A2 |
Lubricating oil compositions containing (a) at least one oil of lubricating viscosity and (b) an effective amount of at least one thio-funclionalized phenylenediamine compound of the general formula: wherein R1, R2, R3, R4 and n are as d...
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WO/2007/060978A1 |
Disclosed is a grease composition for constant velocity joints containing the components (a)-(g) mentioned below. Also disclosed is a constant velocity joint in which such a grease composition is sealed. The grease composition enables to...
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WO/2007/052826A1 |
A lubricant that has excellent scratch noise preventing capability and excels with good balance in inter-metallic frictional coefficient and shudder preventing performance, and that is suitable for use as an oil of continuously variable ...
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WO/2007/050451A2 |
A rust inhibitor providing a pass in the TORT B rust test, comprising a solubility improver, a mixture of amine phosphates, and an alkenyl succinic compound. A finished lubricant comprising the rust inhibitor and a lubricating base oil. ...
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WO/2007/050414A2 |
A lubricant additive produced by the process comprising mixing an organophosphate and an organofluorine compound and reacting the organophosphate and the organofluorine compound to produce a reaction mixture comprising the lubricant addi...
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WO/2007/024021A1 |
The novel impregnating oil composition for a sintered bearing is disclosed. The composition comprises a base oil, at least one compound represented by a formula (1). Formula (1) In the formula, D represents an m-valent cyclic group capab...
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WO/2007/021014A1 |
Disclosed is a lubricant oil composition which has an excellent preventive property on the abrasion of a metal pulley or a metal belt and an excellent initial shudder preventing property, can exert a shudder preventing property for a pro...
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WO/2007/009022A2 |
This invention relates to lubricating oil additives, and to lubricating oil compositions, their method of preparation, and use. More specifically, this invention relates to several novel lubricating oil additives and compositions which c...
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WO/2006/132314A1 |
The invention provides a hub bearing made of carbon steel for machine structural use which bearing is improved in the resistance to surface-initiating peeling and exhibits a long life even under severe lubrication conditions. The grease ...
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WO/2006/132964A2 |
The present invention is directed to ashless detergents comprising the products resulting from the reaction of a salicylic acid, organic group substituted salicylic acid, sulfonic acid or organic groups substituted sulfur acid with thiad...
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WO/2006/132349A1 |
A rotation transmission device with a built-in one-way clutch capable of preventing peeling and fretting wear from occurring on its rolling surface and the rolling surfaces of the inner and outer rings of rolling bearings and having exce...
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WO/2006/126651A1 |
A lubricating oil composition which comprises a lube base oil, (A) an organomolybdenum compound, (B) zinc dialkyldithio- phosphate, (C) at least one member having a base number of 230mgKOH/g or above, selected from among calcium sulfonat...
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WO/2006/118208A1 |
A rolling device employing a lubricating grease composition which contains a novel thickener and which significantly diminishes irregular frictional fluctuations generated on rolling/sliding frictional surfaces, shows stable low-torque c...
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WO/2006/115097A1 |
A long-life fuel-saving engine oil composition which comprises a mineral and/or synthetic base oil; an amine antioxidant and a phenolic antioxidant added to the oil in a total amount of 1.2 mass% or larger in which the ratio of the mass ...
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WO/2006/106856A1 |
Disclosed is a lubricant composition containing a polymer which has a mesogen structure in a main chain or a side chain.
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WO/2006/095644A1 |
A lubricant composition which comprises a fluorine oil, a powdery fluororesin thickener, and a calcium or sodium salt of an aromatic sulfonic acid or saturated aliphatic dicarboxylic acid as an anticorrosive additive, wherein the thicken...
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WO/2006/095894A1 |
A lubricant composition for use in the bonded-abrasive polishing of magnetic heads. It comprises 100 parts by mass of a hydrocarbon solvent and, incorporated therein, 0.001-4.999 parts by mass of an organic onium salt, e.g., tetraoctylam...
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WO/2006/089310A1 |
An emulsifÊer composition includes at least one natural alkali metal petroleum sulfonate and at least one synthetic alkali metal sulfonate. The emulsifier composition can be combined with a lubricant oil to provide a water-miscible lubr...
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WO/2006/088701A1 |
This invention relates to an overbased vaterite containing composition, comprising: a disperse medium, and a calcium salt and calcium carbonate dispersed in the disperse medium, at least about 50% by weight of the calcium carbonate being...
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WO/2006/078035A1 |
This invention provides a grease composition that, even when water has entered, can maintain a good lubrication state for a long period of time and can suppress white texture separation and corrosion. There is also provided a hub unit be...
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WO/2006/070893A1 |
A collapsible column transmitting a torque when rotated by unrotatably and slidably fitting a male shaft into a female shaft so that the outer peripheral part of the male shaft can be brought into contact with the inner peripheral part o...
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WO/2006/068897A2 |
A premium wear resistant lubricant comprises a base stock, preferably a GTL liquid or the liquid isomerization product of slack wax or F-T wax, and a non-ionic ashless anti-wear additive. The non-ionic ashless antiwear additive is prefer...
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WO/2006/068270A1 |
Disclosed is a flame-retardant lubricant composition for cold working which contains no chlorine compound and exhibits good lubricity and welding resistance. Also disclosed is a cold working method using such a lubricant composition. Spe...
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WO/2006/058010A1 |
Fuels, especially hydrocarbon fuels, and lubricants, especially lubricating oils, contain dithiocarbamyl β-hydroxy fatty acid esters, a class of anti-corrosion, anti-wear, anti-fatigue, and extreme pressure additives that are derived fr...
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WO/2006/057367A1 |
Each boot (24) of a tripot type constant velocity joint (10a, 10b) comprises a polyester-based thermoplastic elasotomer (TPC).A grease (26) encapsulated in the boot (24) comprises a base oil, a thickening agent comprising a diurea-based ...
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WO/2006/057292A1 |
Disclosed is a lubricant composition containing a lubricant base oil, a phosphorus compound and at least one organic acid salt selected from alkaline earth metal sulfonates, alkaline earth metal phenates and alkaline earth metal salicyla...
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