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7625850 |
Lubricating oil composition
A high-temperature lubricating oil composition is provided, which is resistant to hardening and sludge formation, and displays minimal evaporation loss and superior thermal stability, even under...
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7598210 |
High temperature lubricant composition
Disclosed is a high temperature lubricant composition containing from about 85 to about 98 wt. % of a neopolyol ester; (2); from about 2 to about 10 wt. % boron nitride powder, and (3) from about...
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7572361 |
Lubricant blends with low brookfield viscosities
Lubricant blends and finished gear oils comprising a lubricant base oil fraction derived from highly paraffinic wax, a petroleum derived base oil, and a pour point depressant are provided. The...
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7565830 |
System, methods, and compositions for detecting and inhibiting leaks in engine oil systems
System, methods, and compositions are described for detecting and inhibiting leaks of an engine oil system. The composition may include an engine oil system sealant and a light activated compound....
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7544221 |
Transparent candle and method of making
Provided herewith is a transparent candle made substantially of tetraesters of di (trimethylolpropane).
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7544645 |
Triester-based lubricants and methods of making same
The present invention is generally directed to triester-based lubricant compositions. The present invention is also directed to methods of making these and other similar lubricant compositions. In...
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7517837 |
Biodegradable lubricants
Lubricant compositions based on a biodegradable base oil, such as a polyol ester or polyalkylene glycol, a calcium sulfonate based thickener and a naturally occurring phospholipid as an anti-wear...
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7517838 |
Lubricating oil for bearing
Disclosed herein is a lubricating oil for bearings comprising (a) a diester represented by General Formula (1)
wherein R 1 and R 2 are the same or different, and each represents a C 3 -C 17 ...
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7514394 |
Oils with heterogenous chain lengths
Oils containing a triacylglycerol polyol ester and a non-glycerol polyol ester are described, as well as methods of making such oils. Methods for improving lubrication properties of a vegetable oil...
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7465696 |
Lubricating base oil compositions and methods for improving fuel economy in an internal combustion engine using same
A lubricating base oil composition is provided comprising (a) at least one Fischer-Tropsch derived lubricating base oil characterized as having a kinematic viscosity of about 2 to about 5...
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7459416 |
Fluid bearing unit and spindle motor using the same
The present invention provides a fluid bearing unit capable of achieving lower torque and lower current consumption in comparison with a conventional bearing unit, and a spindle motor using the...
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7423000 |
Non-phosphorous, non-metallic anti-wear compound and friction modifier
There is disclosed a friction reducing compound, comprising an intermediate adduct of a first moiety reacted in a first reaction with a second moiety to form the intermediate adduct and further...
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7311814 |
Process for the production of hydrocarbon fluids
Hydrocarbon fluids are produced by hydrocracking a vacuum gas oil stream, fractionating and/or hydrogenating the hydrocracked vacuum gas oil. The fluids typically have ASTM D86 boiling point ranges...
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7294607 |
Synergistic combination of load supplement additive and corrosion inhibitors for lubricant compositions
The present invention relates to a lubricant composition exhibiting enhanced load-carrying capacity and oxidative/corrosion stability. The lubricant composition of the present invention comprises a...
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7176167 |
Vibration resistant bearing
According to the invention, a self contained vibration resistant bearing is provided. The bearing is coated with a film formed from a rust preventive oil having an extreme-pressure additive content...
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7176169 |
Refrigerator lubricant compositions
A lubricant composition for use in a rotary vane compressor has a base oil component that comprises an alkylbenzene as a major component thereof and a polyol ester as a minor component thereof. In...
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7135441 |
Lubricating grease composition and rolling apparatus
A grease composition is disclosed, wherein a metallic soap-base thickener containing a long-fiber material having a major axis part length of at least 3 μm is blended with a base oil obtained by...
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7071150 |
Biodegradable lubricating composition and uses thereof, in particular in a bore fluid
The invention concerns a biodegradable lubricating composition, based on mineral hydrocarbon oil and ester, comprising a majority amount of a mineral hydrocarbon fraction substantially free of...
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7052626 |
Fluid compositions containing refrigeration oils and chlorine-free fluorocarbon refrigerants
A fluid composition for a refrigerator, which comprises a chlorine-free fluorocarbon refrigerant and a refrigerator oil, said refrigerator oil consisting essentially of a tetraester of...
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7053026 |
Base oil blends for conveyor chain lubricating compositions
A conveyor chain oil for use at elevated temperatures is described comprising a blend of a polyol ester, a poly(isobutylene), and a mineral oil. The blend has low volatility compared to the...
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7018558 |
Method of improving performance of refrigerant systems
A method of improving performance of refrigerant systems such as refrigerators and air conditioners that utilize a refrigerant working fluid. The working fluid consists essentially of a heat...
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7015178 |
Lube base oil composition
Disclosed is a lubricant base oil composition that comprises (a) from 80 to 98% by mass of a naphthenic synthetic lubricant base oil having a flash point of not lower than 140° C. and (b) from 2...
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6998065 |
Fluid compositions containing refrigerator oils and chlorine-free fluorocarbon refrigerants
A refrigerator oil for use in compressors using therein a hydrogen-containing halogenocarbon as a refrigerant, consisting essentially of as a base oil at least one kind of an ester selected from...
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6900163 |
Dry thermal interface material
A thermal interface material including a compound which has high thermal conductivity, is dry-to-the-touch, but naturally tacky, and may be formed into various shapes, such as sheets and blocks, to...
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6884761 |
High temperature stable lubricant mixed polyol ester composition containing an aromatic carboxylic acid and method for making the same
The present invention relates, generally, to a high temperature stable mixed polyol ester lubricant composition partly containing an aromatic carboxylic acid ester and a process of making the same....
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6878677 |
Refrigerating machine oil compositions
The invention provides a refrigerator oil composition comprising a base oil of a mineral oil and/or a synthetic oil, and containing (a) a partial ester of a polyalcohol and a fatty acid and (b) an...
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6858567 |
Lubricating oil composition and watch using the same
The first lubricating oil composition of the invention comprises a polyol ester (A) as a base oil, a specific amount of a viscosity index improver (B) and a specific amount of an anti-wear agent...
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6858569 |
Cutting or grinding oil composition
Cutting or grinding oil compositions which are suitable for use in a minimal quantity lubrication system in which a minimal quantity of an oil is supplied to the spot to be cut or ground of a work,...
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6855673 |
Freeze tolerant friction control compositions
According to the invention there is provided a liquid friction control composition for use in low temperature conditions, which comprises a rheological control agent, a consistency modifier and a...
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6849583 |
Lubricant compositions
A lubricant composition containing an anti-deposition component having an anti-deposition effect which is especially useful for the lubrication of refrigeration compressors and in reducing or...
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6846782 |
Method of reducing intake valve deposits in a direct injection engine
This invention relates to a method of reducing intake valve deposits in a direct injection engine, the method comprising lubricating the engine with a lubricating oil composition comprising a base...
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6844301 |
Lubricating compositions
A synthetic ester-containing lubricant with good soot-handling and, with friction modifier, viscosity modifier and antioxidant present, improved engine performance and cleanliness.
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6844298 |
Water-soluble aluminium and aluminium alloys hot rolling composition
The present invention relates to a water-soluble aluminium and aluminium alloys hot rolling composition comprising a base stock oil and, based on the total weight of the composition, from 1 to 80%...
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6833463 |
Transesterification using phase transfer catalysts
The invention provides reaction mixtures comprising polyols, triglycerides, base initiators and phase-transfer catalysts for performing transesterification reactions. The reaction product comprises...
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6815402 |
Lubricating oil composition containing cyclic organophosphorus compound
A lubricating oil composition which comprises at least one compound selected from specific cyclic organic phosphorus compounds is disclosed. The lubricating oil composition exhibits excellent...
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6803350 |
Lubricating compositions for friction material interfaces
A certain combination of an oil-soluble fatty acid ester of a polyhydric alcohol and an oil-soluble fatty acid amide act as appropriate friction-modifying agents, which when added to a lubricating...
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6794342 |
Grease composition and rolling bearing lubricated by the grease composition
In a grease composition which essentially comprises a base oil and a thickener, a mixture of a urea compound and lithium soap is blended as the thickener. The content of the urea compound in the...
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6774093 |
High viscosity synthetic ester lubricant base stock
A high viscosity synthetic ester base stock of about ISO 68 to 400 is formed from a neopentylpolyol condensed with at least one monocarboxylic acid selected from the group consisting of linear...
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6750185 |
Lubricating oil composition for internal combustion engines
The invention provides a lubricant oil composition useful for reduction in friction loss and improvement in fuel economy in internal combustion engines, particularly, a lubricant oil composition...
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6750182 |
Polar oil based industrial oils with enhanced sludge performance
Ester based industrial oils containing acid scavengers exhibit improved sludge performance when a minor amount of hydrocarbon oil is included in the formulation.
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6743758 |
Lubricant for transporting containers on a conveyor system
The passage of a container along a conveyor is lubricated by applying to the container or conveyor a mixture of a water-miscible silicone material and a water-miscible lubricant. The mixture can be...
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6716801 |
Compositions and method for their preparation
A stable, clear water-in-oil emulsion consisting of from about 5 to about 40 wt % aqueous phase and from about 95 to about 60 wt % non-aqueous phase, said aqueous phase being dispersed in said...
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6713438 |
High performance engine oil
High performance engine oils and other liquid lubricants comprise a liquid lubricant basestock of low viscosity from 1.5 to 12 cSt (100C) with two dissolved polymer components of differing...
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6713439 |
Energy conserving power transmission fluids
An energy conserving power transmission fluid composition comprising: (a) from 1 to 49 wt. % of a polyalphaolefin base stock having a kinematic viscosity of from 40 mm 2 /s at 100° C. to 500 mm 2...
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6692654 |
Refrigerating machine oil
Refrigerating machine oils comprising an ester oil for use with a refrigerant containing carbon dioxide are described. The refrigerating machine oils have excellent lubricity, miscibility with a...
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6693064 |
Hydraulic fluids
The invention relates to compositions comprising an ester of a polyol and a mixture of fatty acids, wherein at least a part (I) the esterified fatty acids has a chain length of 5-12 carbon atoms...
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6689726 |
Crystal formation reduction in lubricating compositions
Lubricating oil formulations comprising base oil, sulfur-phosphorous anti-wear/extreme pressure agent and hindered phenol antioxidant, which combination of extreme pressure agent and hindered...
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6667285 |
Lubricating oil for refrigerator, hydraulic fluid composition for refrigerator and method for lubricating of refrigerator
The invention provides a lubricating oil for refrigerators, comprising (a) at least one ester represented by the formula (1) wherein R 1 is C 1 to C 18 straight-chain alkyl or C 3 to C 18 ...
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6664216 |
Biodegradable two-cycle engine oil compositions and ester base stocks
Lubricant compositions comprising biodegradable ester base stocks are provided for water-cooled or air-cooled two-cycle engines.
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6656891 |
Refrigerating machine oil composition
The invention provides a refrigerating machine oil composition by which a capillary tube is hardly clogged when a hydrofluorocarbon type, a hydrocarbon type, an ether type, a carbon dioxide type or...
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