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Document Title |
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7598212 |
Lubricating composition suitable for diesel engines
An improved lubricating composition suitable for diesel engines comprising a major amount of at least one oil of lubricating viscosity and a minor amount of an alkylamine-alkylphosphate additive....
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7122508 |
Methods and compositions for reducing wear in internal combustion engines lubricated with a low phosphorous content borate-containing lubricating oil
Disclosed are methods and lubricant compositions for reducing wear in internal combustion engines lubricated with a low phosphorous content lubricating oil. The lubricant compositions of this...
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7056871 |
Lubricating oil composition which decreases copper corrosion and method of making same
An oil-soluble additive composition and lubricating oil composition containing the same, comprising an organic sulfur-containing extreme pressure additive; a thiadiazole, wherein the thiadiazole...
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7045490 |
Refrigerating machine oil composition
A refrigerating machine oil composition according to the invention comprises an alicyclic polycarboxylic acid ester compound obtained from the following compounds (a) to (c):
(a) an...
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6890890 |
Lubricants with the combination of a molybdenum compound, a phosphorus compounds and dispersants
This invention relates to a lubricating composition comprising a major amount of an oil of lubricating viscosity, (A) an antiwear improving amount of at least one molybdenum containing composition,...
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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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6872693 |
Mineral gear oils and transmission fluids
This invention relates to mineral oil based gear oils and transmission fluids which comprise a major amount of a mineral oil having an iodine number of less than 9 and where at least 55% of the...
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6844300 |
Low phosphorus clean gear formulations
Gear oils meeting GL-5 specifications are obtained by blending a base oil, a thermally stable phosphorus-containing anti-wear agent; and a metal-free sulfur-containing extreme-pressure agent;...
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6797679 |
Lubricant composition
Provided is a lubricant composition prepared by adding, to a base oil, (a) from 0.01 to 5% by mass, based on the composition, of a phosphate, (b) from 0.005 to 1% by mass of an amine salt of an...
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6756346 |
Lubricating oil composition useful in hydraulic fluids
A lubricating oil composition comprising (I) 100 pbw of a base oil, (II) an antiwear agent comprising (i) from 0.05 to 10 pbw of a phosphorothionate and from 0.01 to 1.0 pbw of an amine salt of...
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6645920 |
Additive composition for industrial fluid
A lubricating oil composition containing in oxidation inhibitor package, a rust inhibitor and metal deactivator is used in industrial fluids. The oxidation package contains alkylated...
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6638898 |
Process of preparing multi-functional amino di(alkylcyclohexyl) phosphordithioate additive for lubricant composition from saturated cashew nut shell liquid
A process for the preparation of multi-functional additive, amino di(alkylcyclohexyl) phosphorodithioate, for use as an additive in a lubricant composition so as to impart improved coefficient of...
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6617287 |
Manual transmission lubricants with improved synchromesh performance
A novel lubricating composition for manual transmissions with improved performance with sintered synchronized components. The lubricating oil composition contains high level of an alkaline earth...
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6613722 |
Lubricating composition
A lubricating composition for lubricating a continuously variable transmission, the lubricating composition comprising a mixture of a major amount of a lubricating oil and an effective amount of a...
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6596673 |
Marine diesel cylinder lubrication
The cylinders of a two-stroke cross-head marine diesel engine characterised by a power output of 4,000 kW per cylinder or greater are lubricated by a cylinder lubricant comprising a basestock of...
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6586375 |
Phosphorus salts of nitrogen containing copolymers and lubricants containing the same
This invention relates to a lubricating composition comprising a major amount of an oil of lubricating viscosity and a minor amount of a salt of at least one nitrogen containing polyacrylate and at...
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6573223 |
Lubricating compositions with good thermal stability and demulsibility properties
The invention relates to a lubricating composition comprising: (a) at least one sulfur-free hydrocarbyl phosphoric acid ester or salt, (b) at least one sulfur-containing hydrocarbyl phosphoric acid...
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6521571 |
Trunk piston engine lubrication
A lubricant suitable for use in a trunk piston diesel engine characterised by a power output of 200 kW or greater. The trunk piston diesel engine may be for use in marine, power generation or rail...
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6511947 |
Heat resisting lubricating oil composition
Heat resistant lubricatant oil compositions consisting of a synthetic lubricating oil composition mainly composed of a polyphenyl ether and so excellent in heat and oxidation resistance and wear...
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6482777 |
Lubricating compositions with improved thermal stability and limited slip performance
This invention relates to a lubricating composition comprising a blend of a major amount of an oil of lubricating viscosity, gear or transmission oil package and a top treatment which comprises at...
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6468946 |
Mixed phosphorus compounds and lubricants containing the same
This invention relates to a lubricating composition comprising a major amount of an oil of lubricating viscosity and (A) a di or trihydrocarbyl phosphite, (B) at least one reaction product of a di...
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6339052 |
Lubricant compositions for internal combustion engines
A lubricating oil composition for gasoline and diesel internal combustion engines includes a major portion of an oil of lubricating viscosity; from 0.1 to 20.0% w/w of a component A which is a...
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6303546 |
Traction drive fluid
There is disclosed a traction drive fluid which comprises a base oil blended with (A) an active phosphate ester base compound, (B) a boron-containing imide base dispersant (e.g. polyalkenyl...
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6300293 |
Lubricant composition for metal working operations
The lubricant composition comprises (a) a paraffinic base oil of defined viscosity and evaporation rate characteristics, (b) a polyhydric alcohol/aliphatic acid ester, and (c) an antiwear agent....
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6262000 |
Power transmitting fluids of improved antiwear performance
The antiwear performance of power transmitting fluids, particularly continuously variable transmission fluids, is improved by incorporating an additive combination of amine phosphates, organic...
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6165950 |
Phosphate lubricant compositions and metal forming use
Concentrated lubricant compositions, dilutable for use in high temperature metal forming processes and containing a triaryl phosphate ester; a non-ionic and/or amphoteric surfactant, an organic...
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6136759 |
Additive composition
Provided is a novel additive composition containing (a) a compound having, in the molecule, a group of a general formula (I): ##STR1## wherein R 1 , R 2 and R 3 each represent a hydrogen atom or...
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6133207 |
Odor reduction of lubricant additives packages
Sulfurized phosphorous compounds, which are effective anti-wear, extreme pressure agents, may be formed without odor by reacting phosphorous compounds with other reactive sulfur sources, including...
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6103675 |
Phosphoric esters as extreme pressure additives
The invention relates to the use of mixtures of one or more phosphoric esters of the formula (I) with one or more amines of the formula (II) as extreme pressure additives in water-immiscible...
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6074994 |
Non-aqueous solvent-free lamellar liquid crystalline lubricants
Non-aqueous solvent-free lamellar liquid crystalline lubricant compositions containing an organic acid component or a salt thereof and an organic acid component are disclosed.
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6066602 |
Waterborne non-silicone lubricant comprising phospholipid and polyether
The lubricant of this invention is a combination of a PLURONIC® polyol and a phospholipid. The lubricant is applied to the surface to be lubricated by forming a solution of water and the...
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5997761 |
Refrigerating machine oil composition
A refrigerating machine oil composition which comprises, in the form of a blend, a base oil comprising a mineral oil or a synthetic oil and at least one species of an amine salt of an organic...
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5972854 |
Lubricating oil composition for automatic transmission
Disclosed is a lubricating oil composition for automatic transmissions, which comprises a base oil and additives of (A) a sulfur-containing antioxidant or an amine-type antioxidant, (B) a phosphate...
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5968880 |
Lubricating compositions, functional fluids and greases containing thiophosphorus esters or their salts with a oxyalkylene group, and methods of using the same
This invention relates to a lubricating composition comprising a major amount of an oil of lubricating viscosity and at least one metal-free thiophosphorus acid ester, at least one amine salt of...
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5942470 |
Lubricant compositions
Gear oils and gear oil additive concentrates of enhanced positraction performance are described. They comprise: (i) at least one oil-soluble sulfur-containing extreme pressure or antiwear agent;...
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5919740 |
Alkylthiophosphate salts for lubricating oils
There are disclosed antioxidant additives for lubricating oils which exhibit reduced phosphorus volatility, the additives being sodium, potassium, lithium or oil soluble amine salts of a...
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5916850 |
Multifunctional additives from cashew nut shell liquid
A process for the preparation of amino di(alkylaryl) phosphorodithioate for use as an additive in a lubricant composition so as to impart improved coefficient of friction, wear reduction,...
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5801130 |
High load-carrying turbo oils containing amine phosphate and dimercaptothiadiazole derivatives
This invention relates to synthetic based turbo oils, preferably polyol ester-based turbo oils which exhibit exceptional load-carrying capacity by use of a synergistic combination of sulfur...
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5789358 |
High load-carrying turbo oils containing amine phosphate and thiosemicarbazide derivatives
This invention relates to synthetic based turbo oils, preferably polyol ester-based turbo oils which exhibit exceptional load-carrying capacity by use of a synergistic combination of sulfur...
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5763372 |
Clean gear boron-free gear additive and method for producing same
The present invention relates to a clean gear boron-free gear additive employing a boron-free ashless dispersant, a sulfur source and a phosphorus source. More particularly, the preferred...
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5700764 |
Lubricant compositions
Lubricants and additive packages that give exceptional performance as heavy duty gear lubricants are described. Four essential oil-soluble additive components are used in combination, viz., a...
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5681797 |
Stable biodegradable lubricant compositions
An oxidatively stable, biodegradable lubricant composition is disclosed which comprises (A) a hydrogenated polyisoprene prepared by polymerizing isoprene such that polyisoprene is obtained...
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5665685 |
Gear and transmission lubricant compositions of improved sludge-dispersibility, fluids comprising the same
A gear or transmission lubricant composition, comprising a major portion of mineral base oil, containing added thereto (A) a phosphorus-containing metal-free organic compound, such as a phosphate...
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5650097 |
Corrosion inhibitor composition for steel
Steel anticorrosion and lubricity composition consisting essentially of (a) a surfactant; (b) at least one neutralized alkyl phosphate in a surfactant:phosphate weight ratio in the range between...
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5595964 |
Ashless, low phosphorus lubricant
A composition of an oil of lubricating viscosity, an antioxidant, an anti-nitration agent, and optionally a borated product of an epoxide or the reactive equivalent of an epoxide, provides a...
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5567341 |
Ammonium organo-phosphorus acid salts
Novel ammonium salts of organo-oxyphosphorus acids, organo-thiophosphorus acids and their esters and to the use thereof as additives for lubricants, especially for providing protection against...
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5555756 |
Method of lubricating steel strip for cold rolling, particularly temper rolling
A method of processing steel strip such that the steel strip can be temper rolled at the increased speeds and better surface texture control of prior art dry lubricants, yet the steel strip can be...
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5552068 |
Lubricant composition containing amine phosphate
A lubricant oil composition having balanced antiwear/extreme pressure and stability properties while providing friction reduction which comprises: (1) a major amount of a lubricating oil basestock;...
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5552067 |
Thermally stabilizing organic functional fluids in the absence of oxygens
A method and compositions are presented to provide a functional fluid with an increased thermal stability in the absence of oxygen, the functional fluid base comprising from about 5% to 100% by...
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5486300 |
Lubricating compositions
This invention relates to a lubricating oil composition, comprising: a major amount of an oil of lubricating viscosity; and (A) an amount of at least one alkali metal overbased salt of an...
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