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7598211 |
Synergistic organoborate compositions and lubricating compositions containing same
An additive for imparting antiwear properties to a lubricant composition is based on a combination of ( 1 ) an organo borate ester composition and ( 2 ) one or more sulfur- or phosphorus-containing...
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RE40595 |
Lubricant containing molybdenum compound and secondary diarylamine
There is disclosed a lubricating oil composition which contains from about 100 to 450 parts per million of molybdenum from a molybdenum compound which is substantially free of active sulfur and...
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7309680 |
Molybdenum-sulfur additives
A process for making an additive comprising one or more oil-soluble or oil-dispersible molybdenum-sulfur compounds, said process comprising the steps of:
(I) reacting in a polar medium a...
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7183241 |
Long life lubricating oil composition with very low phosphorus content
A lubricating oil with very low phosphorus content, and having long life as evidenced by a reduction in viscosity increase, oxidation and nitration, comprises a major amount of a base oil of...
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7112558 |
Lubricant composition containing phosphorous, molybdenum, and hydroxy-substituted dithiocarbamates
The invention relates to a lubricating composition comprising a base oil of lubricating viscosity, a hydroxy-substituted dithiocarbamate, an organo-molybdenum compound, and optionally a phosphorous...
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7105472 |
Coating solution for metals and metal alloys
The present invention relates to a coating solution to be applied on the surface of metals or metal alloys, a process for cold forming of metals and metal alloys using said coating solution, and a...
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7067463 |
Pivot assembly bearing
A pivot assembly bearing used in an information storage device maintains its capabilities for a longer period of time under frequent quick starting and stopping by containing a grease composition...
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7026273 |
Lubricating oil compositions
A crankcase lubricating oil composition comprises an oil of lubricating viscosity, in a major amount, and, in respective minor amounts, a boron-containing additive and one or more co-additives,...
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7022653 |
Friction modifiers for engine oil composition
A lubricating oil composition which exhibits improved fuel economy and fuel economy retention which contains a mono-, di- or triester of a tertiary hydroxyl amine and a fatty acid as a friction...
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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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6855675 |
Lubricating oil composition
A lubricating oil composition that has excellent antiwear properties and is especially useful for internal combustion engine comprises a lubricating base oil and contains the following components:...
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6777378 |
Molybdenum, sulfur and boron containing lubricating oil composition
This invention relates to a lubricating oil composition, comprising: (A) a base oil; (B) a molybdenum and sulfur containing composition derived from a basic nitrogen containing compound, a...
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6743757 |
Dispersants and lubricating oil compositions containing same
A dispersant that is a reaction product of a polyalkenyl-substituted mono- or dicarboxylic acid, anhydride or ester; and a polyamine, wherein the reaction product has from greater than about 1.3 to...
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6734150 |
Lubricating oil compositions
This invention relates to a lubricating oil composition comprising a base stock and an antioxidant comprising an oil soluble trinuclear organomolybdenum compound of the generic formula: Mo 3 S x...
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6730639 |
Grease composition for bearings of information devices
A grease composition for bearings of information devices comprising a carbonate base oil, a lithium soap, and at least one organomolybdenum compound selected from molybdenum dithiophosphates and...
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6730638 |
Low ash, low phosphorus and low sulfur engine oils for internal combustion engines
A lubricating composition for internal combustion engines especially useful with fuels having less than 350 ppm sulfur comprises a lubricating oil basestock, a boron containing ashless dispersant,...
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6689725 |
Lubricant composition for diesel engines
This invention relates to a method of controlling the soot induced viscosity increase of a diesel engine lubricant composition comprising a base oil and a dispersant, by including in said lubricant...
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6642189 |
Engine oil compositions
Engine oil compositions are provided containing (A) a lubricating base oil having a kinematic viscosity at 100° C. of 3 to 6 mm 2 /S, a viscosity index of 120 or more, and a total aromatic content...
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6642188 |
Lubricating oil composition for outboard engines
The lubricating compositions of the present invention are designed for use in a four stroke outboard marine engine and contain an oil of lubricating viscosity, an ashless dispersant, a metal...
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6627583 |
Engine oil composition
An engine oil composition characterized by containing a major amount of lubricating base oil and (a) 0.01 to 30% by weight of an overbasic oil-soluble metal salt prepared by use of an...
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6528461 |
Lubricant containing molybdenum and polymeric dispersant
The boundary friction properties of lubricating oils are improved by including at least one polymeric ethylene-alpha-olefin copolymer derived dispersant and a molybdenum compound into a lubricating...
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6503871 |
Power steering fluid additive
A fluid power steering gear ( 10 ) comprises a housing ( 16 ). A power steering fluid ( 34 ) is disposed within the housing ( 16 ). A seal ( 50 ) contains the power steering fluid ( 34 ) within...
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6444624 |
Lubricating oil composition
An SAE OW-30 or 5W-30 or 5W-20 lubricant has a Noack volatility of less than 15, optionally an M-111 fuel economy of 1.5% or less, and a chlorine content of less than 100 ppm. The lubricant...
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6444621 |
Grease composition for steering of motorcars
A grease composition for steering of motorcars which comprises the following components (a) to (f): (a) a thickening agent; (b) a base oil having a pour point of not higher that −40° C.; (c) an...
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6432888 |
Grease for rolling bearing and grease-sealed rolling bearing
The present invention is directed to a grease for a rolling bearing containing poly-α-olefin synthetic oil or diphenyl ether synthetic oil, a diurea thickening agent, and an organic antimony...
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6423671 |
Lubricating oil compositions containing organo molybdenum composition
Organo molybdenum containing oils of lubricating viscosity having improved high temperature frictional properties are made using semi-packages of additives. The semi-packages contain: (A) a...
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6423670 |
Lubricating oil compositions
A heavy duty diesel engine lubricating oil composition having no more than 0.10 wt. % phosphorus comprises an ashless dispersant, a neutral calcium phenate, an overbased calcium or magnesium...
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6391833 |
Low sulfur lubricant composition for two-stroke engines
A low sulfur detergency additive suitable for lubricant composition used in air-cooled two-stroke cycle engines having an unsulfurized alkaline earth alkylsalicylate and optionally a molybdenum...
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6379581 |
Lubricated refrigerant composition containing fluorocarbon-type refrigerant, synthetic oil and molybdenumoxysulfide derivatives
A lubricant for use in a refrigerator which operates with a chlorine-free Flon (fluorocarbon)-type refrigerant whose molecules do not contain chlorine. The lubricant contains a synthetic oil, and...
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6376432 |
Low friction grease for constant velocity universal joints, particularly plunging type joints that is compatible with silicone elastomer boots
A silicon elastomer compatible constant velocity joint grease comprises a urea grease composed of a lubricating oil and a urea thickener and an effective amount of a friction reducing additive...
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6369005 |
Synergistic organomolybdenum compositions and lubricating compositons containing the same
This invention relates to synergistic antiwear compositions comprising an organomolybdenum complex and an organic sulfur compound selected from 2,5-dimercapto-1,3,4-thiadiazole derivatives,...
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6358894 |
Molybdenum-antioxidant lube oil compositions
The invention relates to lubricating oil compositions of a major amount of an oil of lubricating viscosity in admixture with an effective minor amount of an oil soluble or dispersible trinuclear...
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6355602 |
Grease composition for constant velocity joint
A grease composition for constant velocity joints comprises the following components: (a) a base oil; (b) a diurea type thickening agent represented by the following formula (1): R 1...
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6352961 |
Grease composition for rolling bearing
The present invention provides a grease composition which is excellent in peel resistance, not to mention lubricity, as compared with the prior art products. A novel grease composition for rolling...
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6333297 |
Constant-velocity universal joint for propeller shaft
A constant-velocity joint for a propeller shaft is provided which can be used with good durability without adding any organic lead compound, which is high in the effect of suppressing temperature...
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6306802 |
Mixed antioxidant composition
The combination of a molybdenum compound and an aromatic amine has been found to produce a synergistic antioxidant effect when used as an antioxidant additive for lubricating oils. The combination...
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6281174 |
Method to improve Cu corrosion performance of Mo-DTC and active sulfur by adding sunflower oil
Lubricating compositions are described which contain organomolybdenum compounds and sulfur compounds (donors). The copper corrosion of said compositions is reduced by reacting the sulfur donors...
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6271182 |
Rolling device for information apparatus
A rolling device is made up of a plurality of rolling bodies provided between an outer member having a first contact face with each of the plurality of rolling bodies and an inner member having a...
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6258760 |
Grease composition for constant velocity joint
The present invention relates to a grease composition for a constant velocity joint, which has a low coefficient of friction to decrease the vibrations of CVJ, which comprises a base oil, a urea...
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6245725 |
Lubricating compositions
There is provided a lubricating composition including a lubricating base containing an asymmetric sulfurized oxymolybdenum dithiocarbamate of the formula (1); a symmetric sulfurized oxymolybdenum...
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6232276 |
Trinuclear molybdenum multifunctional additive for lubricating oils
A lubricating oil composition is provided comprising a major amount of an oil of lubricating viscosity and a minor amount of at least one trinuclear molybdenum compound. Preferably, the trinuclear...
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6228818 |
Organophosphoryl borates and lubricants and aqueous fluids containing the same
A borate ester represented by one of the following formulae: ##STR1## wherein each R 1 is independently hydrocarbyl, a hydrocarbyloxy or a hydrocarbylthio group or both R 1 on the same phosphorus...
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6187723 |
Lubricant composition containing antiwear additive combination
A lubricant composition is described, particularly for engine oils, comprising a base oil of viscosity from 3 to 26 cSt (mm 2 /s) at 100° C. and an antiwear additive combination comprising (a) an...
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6174842 |
Lubricants containing molybdenum compounds, phenates and diarylamines
There is disclosed a lubricating oil composition which contains from about 50 to 1000, preferably 50 to 500 parts per million of molybdenum from a molybdenum compound which is oil-soluble and...
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6172013 |
Lubricating oil composition comprising trinuclear molybdenum compound and diester
Lubricating oil compositions having enhanced friction coefficient and wear properties are provided by compositions of an oil of lubricating viscosity with additives of molybdenum and diesters of...
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6150309 |
Lubricant formulations with dispersancy retention capability (law684)
The use of oil soluble organo molybdenum compounds in combination with phenolic or amenic antioxidants has been found to improve the dispersancy retention capability of crankcase lubricants. Thus...
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6121211 |
Engine oil having dithiocarbamate and aldehyde/epoxide for improved seal performance, sludge and deposit performance
Disclosed is a lubricating composition having a major amount of an oil of lubrication viscosity and a minor amount of (A) at least one thiocarbamate wherein the improvement comprises adding to...
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6074993 |
Lubricating oil composition containing two molybdenum additives
A lubricating oil composition exhibiting improved fuel economy and wet clutch friction properties, which comprises: (a) an oil of lubricating viscosity; (b) at least one calcium or magnesium...
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6063740 |
Grease composition for rolling bearings
A grease composition for rolling bearing containing a thiocarbamate derivative represented by the formula (1): ##STR1## wherein R 1 , R 2 , R 3 and R 4 are the same or different groups and denote...
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6063261 |
Conditioning oil for bowling lanes
Conditioning oil for use on bowling lanes. The oil contains a mixture of mineral oil, a leveling agent, and an antistatic agent. The mineral oil is a combination of paraffin and petroleum based...
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