| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 508368000 | Heavy metal or aluminum in an organic phosphorus compound having four chalcogens bonded directly to the phosphorus | 72 |
| 20090156448 | Additive Compositions - Compositions in the form of lubricating oil compositions, greases, fuels or functional fluids containing, in the form of Michael adducts, N-substituted phenylenediamine additives in which at least one of the substituents on the N atoms carries a carbonyl group that is connected to an alkyl, alkoxyalkyl, or alkylthioalkyl group either directly or via an oxygen atom. | 06-18-2009 |
| 20100160195 | Aniline Compounds as Ashless TBN Sources and Lubricating Oil Compositions Containing Same - Aniline compounds useful as ashless TBN sources for lubricating oil compositions that are compatible with fluoroelastomeric engine seal materials, and lubricating oil compositions containing such aniline compounds. | 06-24-2010 |
| 508369000 | The phosphorus is bonded indirectly to an additional diverse metal or to carbonyl (e.g., molybdenum-zinc dialkyldithiophosphates, etc.) | 6 |
| 20100130391 | PREPARATION OF STERICALLY HINDERED HYDROXYPHENYLCARBOXYLIC ACID ESTERS - A novel manufacturing process is described for producing hindered phenolic alkyl esters, which may be useful as antioxidants. This process simplifies catalyst neutralization and removal during the preparation of hindered phenolic esters. Compositions that comprise the hindered phenolic esters produced according to these methods are also described. | 05-27-2010 |
| 20100279902 | LUBRICANT FORMULATIONS AND METHODS - The embodiments described herein relate to particular formulations and methods that provide reduced engine deposits. The lubricant composition includes a base oil having a NOACK volatility of from about 5 to about 15 and a zinc dialkyl dithio phosphate composition. The zinc dialkyl dithio phosphate composition has at least about 65 mole percent of zinc dialkyl dithio phosphate compounds derived from all primary alcohols, wherein the zinc dialkyl dithio phosphate composition has greater than about 40 mole percent zinc dialkyl dithio phosphate compounds having alkoxy moieties derived from alcohols having four carbon atoms. | 11-04-2010 |
| 20100292113 | LUBRICANT FORMULATIONS AND METHODS - The embodiments described herein relate to particular formulations and methods that may provide improved fuel economy characteristics for an engine lubricant. The compositions and methods include a (a) a base oil; (b) a zinc dialkyldithiophosphate compound; and (c) a hydrocarbon soluble metal compound. The hydrocarbon soluble metal compound is devoid of phosphorus and sulfur atoms and the metal is selected from the group consisting essentially of selected from the group consisting essentially of cobalt, nickel, zinc, zirconium, manganese, vanadium, scandium, yttrium, tungsten, gold, platinum, and iron. A weight ratio of total metal in the lubricant composition from the zinc dialkyl-dithiophosphate compound and the hydrocarbon soluble metal compound to phosphorus in the lubricant composition ranges from greater than about 1.5 to 1 to about 15 to 1. | 11-18-2010 |
| 20120165235 | GLYCEROL-CONTAINING FUNCTIONAL FLUID - A functional fluid comprising a major amount of an oil of lubricating viscosity, and greater than about 0.05 wt-% glycerol. A method of preparing a functional fluid comprising adding glycerol to a functional fluid, wherein the glycerol is not glycerol monooleate. A method of preparing an additive concentrate comprising adding glycerol to a diluent oil wherein the concentrate contains from about 1% to about 99% by weight of said diluent. A method of reducing friction comprising contacting a metal surface with a functional fluid comprising a major amount of an oil of lubricating viscosity and greater than about 0.05 wt-% glycerol. | 06-28-2012 |
| 20130040867 | TRUNK PISTON ENGINE LUBRICATING OIL COMPOSITIONS - A trunk piston engine lubricating oil composition is disclosed comprising (a) a major amount of a base stock containing at least 90% by weight saturated hydrocarbons; and (b) a base stock selected from the group consisting of (i) an ester base stock wherein the ester base stock is present in an amount greater than 10% by weight and no greater than about 45% by weight, based on the total weight of the lubricating oil composition, and (ii) an alkylated aromatic base stock. | 02-14-2013 |
| 20180023026 | LUBRICATING OIL COMPOSITION FOR INTERNAL COMBUSTION ENGINE | 01-25-2018 |
| 508370000 | The phosphorus is attached indirectly to chalcogen by nonionic bonding, or is part of a ring consisting of phosphorus, carbon and chalcogen | 45 |
| 20090011965 | LUBRICANT FOR METALLIC MATERIAL WORKING AND A METHOD OF PRESS WORKING A METALLIC MATERIAL - [Object] To provide a lubricant for metallic material working and a method of press working a metallic material that makes it possible to improve the working accuracy of a press worked product and prolong the life of the die assembly beyond prior levels of life. [Solution] A lubricant for metallic material working comprises a mixture of a sulfur-based extreme pressure agent, an organic zinc compound, a calcium-based additive, and an ester compound, with lubricant base oil. The sulfur-based extreme pressure agent has a sulfur content of 5% by weight or higher based on the total weight of the lubricant. The organic zinc compound has a zinc content of 0.5% by weight or higher based on the total weight of the lubricant. The calcium-based additive has a calcium content of 0.5% by weight or higher based on the total weight of the lubricant. And the ester compound occupies a content of 1.0% by weight or higher based on the total weight of the lubricant. Additionally, the solution includes a method of press working a metallic material that employs such a lubricant. | 01-08-2009 |
| 20090131291 | LUBRICATING OIL COMPOSITION - The present invention provides a lubricating oil composition which is less in evaporation loss even having a low viscosity and excellent in lubricating properties such as low-temperature viscosity characteristics and anti-seizure properties and in oxidation stability, suitable for use in engines, automatic transmissions, manual transmissions, final reduction gear units, and continuously variable transmissions. The lubricating oil composition comprises (A) a lubricating base oil and (B) a poly(meth)acrylate additive in such an amount that the kinematic viscosity at 100° C. of the composition (Vc) is from 3 to 15 mm | 05-21-2009 |
| 20090221459 | Green lubricant compositions - The present invention is directed to method of making a green lubricant composition having improved wear protection and reduced phosphorus emissions. | 09-03-2009 |
| 20090221460 | Green lubricant compositions - The present invention is directed to green lubricant compositions comprising a base oil and an effective amount of premixed additives that improve wear protection and reduce phosphorus emissions. | 09-03-2009 |
| 20090239774 | LUBRICANTS FOR USE IN PROCESSING OF METALLIC MATERIAL AND METHODS FOR PROCESSING THE METALLIC MATERIAL USING THE LUBRICANTS - A nonchlorine lubricant for use in processing of a metallic material includes a lubricant base. The lubricant base includes at least one member selected from the group consisting of the vegetable oils and the neopentylated polyol esters. The lubricant may further include an additive added to the lubricant base. The additive comprises a sulfuric extreme pressure agent, an organozinc compound and a calcium ingredient. Preferably, the additive is added to the lubricant base such that sulfur content, zinc content and calcium content in the lubricant are respectively 5.0-50 wt %, 0.2-10 wt % and 0.01-10 wt % of total weight of the lubricant. | 09-24-2009 |
| 20090270289 | Phosphorus-molybdenum compound, method for producing same and lubricant additive and lubricant composition containing the compound - A lubricating oil additive capable of providing an antioxidant which enables a lubricating oil composition to have long drain intervals, while reducing specific components such as metals and phosphorus atoms, and a lubricating oil composition containing the lubricating oil additive are provided. A phosphorus molybdenum compound represented by the following general formula (1) | 10-29-2009 |
| 20090270290 | Grease composition - A grease composition, which comprises a base oil selected from at least one of synthetic hydrocarbon oil, ester-based synthetic oil, and ether-based synthetic oil; a thickening agent selected from at least one of lithium-based soap, lithium-based complex soap, and a urea-based compound; polytetrafluoroethylene resin powders having a number average molecular weight Mn of 20,000-100,000; and zinc dialkyldithiophosphate having straight or branched alkyl groups of at least carbon atoms, preferably 5-13 carbon atoms, and more preferably 8-12 carbon atoms, has not only a distinguished lubricability, when applied to plastic members, but also a distinguished durability as given by change in friction coefficient and wear loss, after the sliding test. | 10-29-2009 |
| 20090312208 | LUBRICATING OIL COMPOSITION FOR INTERNAL COMBUSTION ENGINE - A lubricating oil composition for internal combustion engines which comprises a base oil comprising mineral oils and/or synthetic oils and polyisobutylene having a weight-average molecular weight of 500,000 or higher. Consumption of the engine oil can be decreased by using the above composition. In particular, consumption of the engine oil can be decreased even when the above composition is used as the engine oil of the energy saving type using a base oil having a low viscosity. | 12-17-2009 |
| 20090312209 | LUBRICATING OIL COMPOSITION - The present invention provides a lubricating oil composition comprising at least one type of base oil selected from mineral oils and synthetic oils, and a succinate ester and a sarcosinic acid as rust prevention agents. The succinate ester content is preferably set at 0.01 to 0.1 wt. %, and the sarcosinic acid content is preferably set at 0.001 to 0.01 wt. %. Further, they are preferably set such that the resulting weight ratio of the succinate ester content and sarcosinic acid content is 1:0.01 to 0.7. The lubricating oil composition according to the present invention shows excellent rust prevention properties and a satisfactorily long oxidation lifetime. Further it allows to attain a high level of anti-sludge performance and extreme pressure performance and lubrication performance, even when it is used for example in turbine bearings in combined cycle generators having multiplier gears operated under severe high temperature and high pressure conditions. | 12-17-2009 |
| 20090325834 | LUBRICATING OIL COMPOSITIONS - An internal combustion engine crankcase lubricating oil composition is disclosed. The crankcase lubricating oil composition has a TBN no greater than 6 and contains the following additives: (B1) a metal detergent system having a metal ratio no greater than 3, as the sole detergent system; (B2) an organic ashless friction modifier; (B3) an oil-soluble molybdenum friction modifier; and (B4) a metal dihydrocarbyl dithiophosphate. | 12-31-2009 |
| 20090325835 | LUBRICATING OIL COMPOSITION - The present invention provides a lubricating oil composition, comprising: a lubricant base oil having a sulfur content adjusted to 0.1% or less by mass; and (A) one or more alkali metal or alkaline earth metal salicylates in which the ratio of a salicylate constituent having, in the 3-and 5-positions, hydrocarbon groups having 1 to 40 carbon atoms is adjusted to 10% or more by mol and/or (B) one or more alkali metal or alkaline earth metal salicylates in which the ratio of one or more monoalkylsalicylate constituents is adjusted to 85% or more by mol and the ratio of a monoalkylsalicylate constituent having, in the 3-position, a secondary alkyl group having 10 or more and less than 20 carbon atoms is adjusted to 50% or more by mol, the (A) and/or (B) being incorporated into the base oil in an amount of 0.005 to 5% by mass of the total of the composition, and the amount being an amount in terms of the metal element therein. In this way, the oxidation life under the contamination of water content is improved. | 12-31-2009 |
| 20100004148 | LOW SULFUR, LOW SULFATED ASH, LOW PHOSPHORUS AND HIGHLY PARAFFINIC LUBRICANT COMPOSITION - The present invention relates to a lubricant composition having a sulphur content of from 0.01 to 0.3 wt. %, a phosphorus content of from 0.01 to 0.1 wt. % and a sulphated ash content of from 0.1 to 1.2 wt. %, based on the total weight of the lubricant composition, which comprises a base oil or base oil blend, wherein the lubricant composition has a kinematic viscosity at 100° C. of more than 5.0 mm | 01-07-2010 |
| 20100009878 | LUBRICATING OIL COMPOSITION - The present invention aims to provide a lubricating oil composition capable of use in for example the bearings of a high-speed main shaft having ceramics ball antifrication bearings operating under severe conditions of high speed and high load. | 01-14-2010 |
| 20100056407 | LUBRICANT FORMULATIONS AND METHODS OF LUBRICATING A COMBUSTION SYSTEM TO ACHIEVE IMPROVED EMMISIONS CATALYST DURABILITY - Different zinc dialkyldithiophosphate (ZDDPs) exhibit different volatilities and have different effects on automotive emissions control catalysts. The ZDDPs and their respective decomposition fragments that have low volatility will have a correspondingly lower detrimental effect on combustion emissions control systems, because there are simply fewer phosphorous atoms that will pass through the combustion system to reach the emissions control system. Specifically, it has been discovered that ZDDPs that contain a significant fraction of MIBC ZDDP exhibit significantly lower volatility than other ZDDPs. | 03-04-2010 |
| 20100062956 | Lubricating Oil Composition - A lubricating oil composition comprising (A) an oil of lubricating viscosity in a major amount; and, (B) as an additive component in a minor amount, an oil-soluble zinc salt of a dithiophosphoric acid, the dithiophosphoric acid being the reaction product of phosphorus pentasulphide with a mixture of at least one first alcohol of the formula ROH where R is an aliphatic hydrocarbyl group having at least four carbon atoms or is an alkaryl group, and at least one second alcohol which is an ester of a polyhydric alcohol. | 03-11-2010 |
| 20100093576 | LUBRICATING OIL COMPOSITION - The present invention provides a lubricating oil composition comprising a metal dithiophosphate and a poly(meth)acrylate containing a polar hydroxyl group in a base oil. | 04-15-2010 |
| 20100160196 | Power Transmission Fluids with Improved Viscometric Properties - A copolymer which can be used in power transmission fluids to provide improved viscometric properties is disclosed. The copolymer includes a mixture of alcohols having side chains with an average number of carbons ranging from greater than 8 to less than 12 defined by the following formula: | 06-24-2010 |
| 20100227785 | Method for the control of deposit formation in formulated lubricating oil by use of ionic liquids as additives - The resistance to deposit formation in formulated lubricating oils is enhanced by the addition to the lubricating oil of an additive amount of ionic liquids. | 09-09-2010 |
| 20110092402 | TRANSMISSION OIL COMPOSITION FOR AUTOMOBILE - A transmission oil composition for an automobile characterized in that it contains a base oil selected from the group consisting of a mineral oil, a synthetic oil and mixtures thereof; and a phosphate compound selected from the group consisting of (A) a zinc dithiophosphate having a hydrocarbon group, (B) a triaryl phosphate (C) a triaryl thiophosphate, and mixtures thereof at 0.1 to 15.0% by mass with respect to the total composition; wherein the composition has a volume resistivity of 1×10 | 04-21-2011 |
| 20110143981 | Quaternary Ammonium Salt Detergents for Use in Lubricating Compositions - A quaternary ammonium salt detergent made from the reaction product of the reaction of: (a) a hydrocarbyl substituted acylating agent and a compound having an oxygen or nitrogen atom capable of condensing with said acylating agent and further having a tertiary amino group; and (b) a quaternizing agent suitable for converting the tertiary amino group to a quaternary nitrogen and the use of such quaternary ammonium salt detergents in a fuel composition to reduce intake valve deposits. | 06-16-2011 |
| 20110245122 | Lubricating Oil Composition - A lubricating oil composition comprising: (A) an oil of lubricating viscosity in a major amount; (B) an oil-soluble polymeric additive component (B) as an additive in a minor amount. The lubricating oil composition exhibits enhanced oxidative stability when used to lubricate a spark-ignited or compression-ignited internal combustion engine which is fuelled with a biofuel. | 10-06-2011 |
| 20120196778 | Lubricating Composition Containing an Antiwear Agent - The invention provides a lubricating composition containing (a) an oil of lubricating viscosity, (b) a phosphite having at least one hydrocarbyl group that has 4 or more carbon atoms, and (c) a compound derived from a hydroxy-carboxylic acid. The invention further relates to the use of the lubricating composition in an internal combustion engine. | 08-02-2012 |
| 20120202726 | Lubricating Composition Containing an Antiwear Agent - The invention provides a lubricating composition containing an oil of lubricating viscosity and a compound obtained/obtainable by a process comprising reacting a glycolic acid, a 2-halo-acetic acid, or a lactic acid, or an alkali or alkaline metal salts thereof, (typically glycolic acid or a 2-halo-acetic acid) with at least one member selected from the group consisting of an amine, an alcohol, and an aminoalcohol. The invention further relates to the use of the lubricating composition in an internal combustion engine. | 08-09-2012 |
| 20120245065 | Lubricating Composition Containing an Antiwear Agent - The invention provides a method of lubricating an aluminium-alloy surface of an internal combustion engine comprising supplying to the aluminium-alloy surface a lubricating composition comprising an oil of lubricating viscosity and an alkali or alkaline earth metal phenate detergent. The phenate disclosed herein may further provide antiwear performance on the aluminium-alloy surface. | 09-27-2012 |
| 20120258898 | SYSTEM LUBRICATING OIL COMPOSITION FOR CROSSHEAD-TYPE DIESEL ENGINE - The present invention provides a system lubricating oil composition for a crosshead-type diesel engine, which can prevent fuel efficiency deterioration by suppressing the viscosity increase and comprises a mineral base oil and/or a synthetic base oil, (A) (a-1) a star polymer having a vinyl aromatic hydrocarbon structure in the molecule and/or (a-2) an ethylene-α-olefin copolymer or a hydrogenated compound thereof and having a base number of 4 to 20 mgKOH/g and a 100° C. kinematic viscosity of 7.5 to 15.0 mm | 10-11-2012 |
| 20120309655 | Lubricating Composition Containing a Nitrile Compound - The invention provides a lubricating composition containing an oil of lubricating viscosity and a nitrile compound. The invention further relates to a method of the lubricating an internal combustion engine with the lubricating composition. | 12-06-2012 |
| 20130005625 | LUBRICATING OIL COMPOSITION - The present invention provides a lubricating oil composition comprising: a lubricant base oil; and a dialkyl monothiophosphate metal salt, wherein based on the total mass of the lubricating oil composition, the dialkyl monothiophosphate metal salt is contained in an amount of 0.005 to 0.12 mass % in terms of phosphorus; thereby it is possible to provide the lubricating oil composition which can be reduced in the sulfur content and which exhibits excellent friction reduction while maintaining the anti-wear property equivalent to that of the ZnDTP-added oil. | 01-03-2013 |
| 20130157914 | Lubricating Composition Containing an Antiwear Agent - The invention provides a lubricating composition containing an oil of lubricating viscosity and a compound obtained/obtainable by a process comprising reacting a glycolic acid, a 2-halo-acetic acid, or a lactic acid, or an alkali or alkaline metal salts thereof, (typically glycolic acid or a 2-halo-acetic acid) with at least one member selected from the group consisting of an amine, an alcohol, and an aminoalcohol. The invention further relates to the use of the lubricating composition in an internal combustion engine. | 06-20-2013 |
| 20130172222 | Lubricating Composition Containing an Aromatic Compound - The invention provides a lubricating composition containing an aromatic compound and an oil of lubricating viscosity. The invention further relates to the use of the lubricating composition in an internal combustion engine. The invention further relates to the use of the aromatic compound as an antiwear agent. | 07-04-2013 |
| 20130178403 | Universal Synthetic Water Displacement Multi-Purpose Penetrating Lubricant, Method and Product-by-Process - A universal synthetic water displacement multi-purpose penetrating lubricant with the capacity to protect metal surfaces against corrosion, with galvanic and electrolysis protection, while providing excellent lubrication properties. The lubricant actively penetrates the crystalline surface of the metal while exhibiting extreme pressure lubrication, non-migrating with lasting protection. The lubricant exhibits dielectric strength of over 14,000 volts, at the same time cleaning electrical contacts while reducing resistance and associated heat. A preferred embodiment comprises polymerized alpha-olefms, K-1 kerosene, and at least one base oil selected from the base oil group consisting of Hydroisomerized high base oils and HT severe hydro-cracked base oils. Various combinations of other optional ingredients are also disclosed. | 07-11-2013 |
| 20140113845 | LUBRICATING OIL COMPOSITION - A lubricating oil composition has excellent oxidation stability, suitable as a lubricating oil for internal combustion engines and automatic transmissions. The lubricating oil composition includes a lubricating base oil and one or more types of phosphorus compound represented by formula (1) as Component (A), the element ratio of sulfur derived from the compound of formula (1) to phosphorus in the oil (S/P molar ratio) being from 0.05 to 0.8 and the amount of phosphorus derived from Component (A) in the oil being from 0.01 to 0.5 percent by mass (in formula 1, R | 04-24-2014 |
| 20140179576 | ADDITIVE COMPOSITIONS WITH A FRICTION MODIFIER AND A METAL DIALKYL DITHIO PHOSPHATE SALT - A lubricating composition comprising a major amount of base oil and a minor amount of an additive package, wherein the additive package comprises: (A) a friction modifier component selected from:
| 06-26-2014 |
| 20140235516 | LUBRICANT COMPOSITION FOR MARINE ENGINE - A lubricant composition for 4-stroke or 2-stroke marine engine includes at least one lubricant base oil for marine engine, at least one olefin copolymer, at least one hydrogenated styrene-isoprene copolymer, at least one glycerol ester and at least one detergent, whose use promotes fuel economy and has good properties regarding engine cleanliness, in particular crankcase cleanliness. | 08-21-2014 |
| 20150038384 | LUBRICATING OIL COMPOSITION FOR SHOCK ABSORBER - To provide a lubricating oil composition for a shock absorber for preventing wearing a piston rod and a guide bush in a shock absorber, which composition lowers the friction coefficient at the interface between bronze and chromium and reduces wear area of bronze. | 02-05-2015 |
| 20150126420 | LUBRICATING OIL COMPOSITION AND PRODUCTION THEREOF - This invention relates to a lubricating oil composition and production thereof. The lubricating oil composition comprises a Mannich base represented by the following formula (III) (wherein A and R | 05-07-2015 |
| 20150299598 | METHOD FOR IMPROVING ANTIWEAR PERFORMANCE AND DEMULSIBILITY PERFORMANCE - A method for improving antiwear performance and demulsibility performance in an engine lubricated with a lubricating oil by using as the lubricating oil a formulated oil. The formulated oil has a composition including a lubricating oil base stock as a major component, and an antiwear additive as a minor component. The antiwear additive includes a zinc dialkyl dithiophosphate compound represented by the formula | 10-22-2015 |
| 20150299601 | LUBRICANT ADDITIVES AND LUBRICANT COMPOSITIONS HAVING IMPROVED FRICTIONAL CHARACTERISTICS - A lubricant additive, method for reducing a boundary friction coefficient of a lubricant composition, and method for improving fuel economy. The additive includes a synergistic mixture of a) a metal-containing phosphorus antiwear compound derived from at least one secondary alcohol in an amount sufficient to provide the lubricant composition with from about 200 to about 1000 ppm by weight phosphorus, and b) a polyol derived from a diol and a mono-ol having a diol to mono-ol molar ratio ranging from about 0.3:1 to about 2.0:1, wherein the diol contains from 6 to 36 carbon atoms and the mono-ol contains from 12 to 16 carbon atoms. The polyol is present in the lubricant additive in an amount sufficient to provide a synergistic reduction in the boundary friction coefficient of the lubricant composition in combination with component (a). | 10-22-2015 |
| 20150299602 | METHOD FOR IMPROVING DEPOSIT CONTROL - A method for improving deposit control, while maintaining or improving demulsibility performance, in an engine lubricated with a lubricating oil by using as the lubricating oil a formulated oil that has a particular phenate/carboxylate detergent mixture present in a particular amount in the formulated oil. A lubricating engine oil having a composition including a lubricating oil base stock as a major component; and a phenate/carboxylate detergent mixture as a minor component. The lubricating oils of this disclosure are useful in marine crankcase systems, in particular, marine system oil applications for two-stroke marine diesel engines. | 10-22-2015 |
| 20160002559 | LUBRICATING COMPOSITION BASED ON AMINATED COMPOUNDS - A lubricant composition includes at least one base oil and at least one amine compound. The lubricant composition simultaneously has good anti-wear and fuel economy properties as well as good antioxidant properties. | 01-07-2016 |
| 20160002560 | Sulfonate Esters To Improve Fluoropolymer Seal Compatibility Of Lubricant Compositions - This disclosure is directed to a lubricant composition having improved compatibility with fluoropolymer seals. The lubricant composition includes a base oil and a sulfonate ester. The disclosure is also directed to an additive package for a lubricant composition that provides improved compatibility with fluoropolymer seals. The additive package includes the sulfonate ester. The disclosure is also directed to a method of improving compatibility of a lubricant composition with a fluoropolymer seal disposed in an internal combustion engine. The sulfonate ester improves the compatibility with fluoropolymer seals of the resultant lubricant composition. | 01-07-2016 |
| 20160002564 | LUBRICATING COMPOSITION CONTAINING AN AROMATIC COMPOUND - The invention provides a lubricating composition containing an aromatic compound and an oil of lubricating viscosity. The invention further relates to the use of the lubricating composition in an internal combustion engine. The invention further relates to the use of the aromatic compound as an antiwear agent. | 01-07-2016 |
| 20160168503 | LUBRICATING COMPOSITION CONTAINING AN ANTIWEAR AGENT | 06-16-2016 |
| 20160186089 | LUBRICATING OIL COMPOSITIONS WITH ENGINE WEAR PROTECTION - A method for improving wear control, while maintaining or improving fuel efficiency, in an engine or other mechanical component lubricated with a lubricating oil by using as the lubricating oil a formulated oil. The formulated oil has a composition including a lubricating oil base stock as a major component, and (i) at least one transition metal salt of a carboxylic acid (e.g., zinc stearate) or (ii) a mixture of at least one transition metal salt of a carboxylic acid (e.g., zinc stearate) and at least one detergent (i.e., an alkali metal or alkaline earth metal salt of an organic acid, or an alkali metal or alkaline earth metal salt of an inorganic acid, or an alkali metal or alkaline earth metal salt of a phenol, or mixtures thereof (e.g., calcium salicylate and/or magnesium sulfonate)), as a minor component. The lubricating oils are useful in internal combustion engines. | 06-30-2016 |
| 20160194576 | LUBRICATING OIL COMPOSITION FOR SHOCK ABSORBER AND FRICTION REDUCTION METHOD FOR SHOCK ABSORBER | 07-07-2016 |
| 20160251591 | METHOD FOR REDUCING ENGINE WEAR WITH LUBRICANTS COMPRISING 2-HYDROXYALKYLAMIDE FRICTION MODIFYING / ANTI-WEAR COMPOSITIONS | 09-01-2016 |
| 508371000 | The heavy metal is zinc | 18 |
| 20080269089 | Long life engine oil composition with low or no zinc content - A lubricating oil especially useful as a natural gas engine lubricating oil that has extended life as evidenced by reductions in viscosity increase, oxidation and nitration relative to current commercial and reference oils is provided. The oil comprises a major amount of a base oil of lubricating viscosity and a mixture of metallic detergents comprising: (i) a neutral calcium alkylsalicylate detergent and (ii) a second neutral or overbased metallic detergent or mixture of detergents other than neutral calcium alkylsalicylate selected from the group consisting of calcium and barium sulfonates, phenates and alkylsalicylates. The composition is further characterized as having low or no zinc. | 10-30-2008 |
| 20090005278 | FUEL ECONOMY LUBRICATING OIL COMPOSITION FOR LUBRICATING DIESEL ENGINES - A lubricating oil composition for internal combustion engines comprising a base oil having and lubricating viscosity and additives composed of a) a salt of an alkali metal or alkaline earth metal and an alkylsalicylate and/or an alkylcarboxylate, b) a nitrogen atom-containing ashless dispersant and/or a nitrogen atom-containing dispersive viscosity index improver, c) a neutral salt of a fatty acid and a fatty amine, and d) oxidation inhibitor, is effective for lubricating diesel engines using a low sulfur-content fuel, even though it has a low sulfated ash content, a low sulfur content and a low phosphorus content. | 01-01-2009 |
| 20090111720 | LUBRICATING OIL COMPOSITIONS COMPRISING A BIODIESEL FUEL AND AN ANTIOXIDANT - This invention encompasses a lubricating oil composition contaminated with at least about 0.3 wt % of a biodiesel fuel or a decomposition product thereof, based on the total weight of the lubricating oil composition, comprising:
| 04-30-2009 |
| 20090111721 | LUBRICATING OIL COMPOSITIONS COMPRISING A BIODIESEL FUEL AND A DETERGENT - This invention encompasses lubricating oil compositions comprising a base oil, a biodiesel fuel and a detergent. The detergent can be a metal phenate detergent such as alkaline metal phenates. The lubricating oil compositions can further comprise at least one antiwear agent such as zinc dialkyl dithiophosphate compounds. Methods of making and using the lubricating oil compositions are also described. | 04-30-2009 |
| 20120302475 | ADDITIVE COMPOSITION FOR LUBRICATING OIL - An additive composition is provided for a lubricating oil that is easy to produce, does not have adverse effects, such as causing rubber seals to swell, and is excellent in storage stability. The additive composition contains a metal salt of a phosphorus-containing compound represented by formula (1) in an amount of 10 to 90 percent by mass of the composition, contained in a hydrocarbon solvent selected from a mineral oil, a hydrocarbon synthetic oil and a mixture thereof, the hydrocarbon solvent having a 100° C. kinematic viscosity of 0.5 to 4.5 mm | 11-29-2012 |
| 20130137616 | LOW PHOSPHORUS LUBRICATING OIL COMPOSITION HAVING LEAD CORROSION CONTROL - The present invention provides a low phosphorus lubricating oil composition containing a mixture of zinc dithiophosphates in a certain ratio surprisingly yields improved lead corrosion. The synergistic combination of mixed zinc dithiophosphates containing a zinc primary dialkyl dithiophosphate, zinc secondary dialkyl dithiophosphate and zinc diaryl dithiophosphate in a respective ratio, based on the phosphorus content, of the zinc primary dialkyl dithiphosphate to zinc secondary dialkyl dithiophosphate from about 2:1 to about 1:2 and the ratio of the mixture of zinc primary dialkyl dithiophosphate and zinc secondary dialkyl dithiophosphate to zinc diaryl dithiophosphate from about 6:1 to about 1:1. When used in a lubricating oil composition having a total phosphorus content less than about 0.06 wt %, based on the total weight of the lubricating oil composition to lubricate internal combustion engines. The mixture of zinc dithiophosphates greatly reduces lead corrosion. | 05-30-2013 |
| 20140187456 | METHOD OF PREPARING A LUBRICANT COMPOSITION - A method of preparing a lubricant composition comprising at least one base oil component, at least one first additive component and at least one second additive component which method comprises:
| 07-03-2014 |
| 508372000 | With organic sulfonate compound | 5 |
| 20090192063 | Final Drive and Powershift Transmission Lubricants - There is disclosed a lubricating composition comprising an oil of lubricating viscosity formulated with an additive package comprising at least one overbased metal detergent, at least one neutral metal detergent, and at least one phosphorus-based wear preventative. Methods for improving oxidation performance in a TO-4 fluid for use in heavy vehicle machinery are also disclosed. | 07-30-2009 |
| 20130345103 | GEAR OIL COMPOSITION - A gear oil composition is provided having fuel saving performance and providing gears or bearings with sufficient durability. The composition includes a base oil having a blend of (A) a mineral lubricating base oil having a 100° C. kinematic viscosity of 2 to 6 mm | 12-26-2013 |
| 508373000 | With organic nitrogen compound | 1 |
| 20140194330 | Lubricating Composition Containing an Ester of an Aromatic Carboxylic Acid - The invention provides a lubricating composition containing an oil of lubricating viscosity and an ester, thioester, amide or imide of a carboxylic acid compound where said carboxylic acid is characterized in that it is functionalized with a hydroxy-substituted aromatic moiety. The invention further relates to methods of lubricating an internal combustion engine by supplying the described lubricating composition to the internal combustion engine. The invention further relates to the use of the salt of the carboxylic acid compound as an antiwear agent or an antioxidant. | 07-10-2014 |
| 508374000 | With organic -C(=X)X- compound, wherein the X`s may be the same or diverse chalcogens | 1 |
| 20130137617 | METHOD FOR IMPROVING ENGINE FUEL EFFICIENCY - A method for improving fuel efficiency, while maintaining or improving wear protection, in an engine lubricated with a lubricating oil by using as the lubricating oil a formulated oil having a HTHS viscosity of less than 2.6 cP at 150° C. In one form, the formulated oil has a composition that includes a lubricating oil base stock as a major component, and zinc dialkyl dithio phosphate, a mixture of (i) at least two alkali metal detergents, (ii) at least two alkaline earth metal detergents, or (iii) one or more alkali metal detergents and one or more alkaline earth metal detergents; and a viscosity index improver, as minor components. The lubricating oil has a HTHS viscosity of less than 2.6 cP at 150° C. The composition contains less than 2 weight percent of the viscosity index improver, based on the total weight of the formulated oil or lubricating engine oil. | 05-30-2013 |
| 20130137617 | METHOD FOR IMPROVING ENGINE FUEL EFFICIENCY - A method for improving fuel efficiency, while maintaining or improving wear protection, in an engine lubricated with a lubricating oil by using as the lubricating oil a formulated oil having a HTHS viscosity of less than 2.6 cP at 150° C. In one form, the formulated oil has a composition that includes a lubricating oil base stock as a major component, and zinc dialkyl dithio phosphate, a mixture of (i) at least two alkali metal detergents, (ii) at least two alkaline earth metal detergents, or (iii) one or more alkali metal detergents and one or more alkaline earth metal detergents; and a viscosity index improver, as minor components. The lubricating oil has a HTHS viscosity of less than 2.6 cP at 150° C. The composition contains less than 2 weight percent of the viscosity index improver, based on the total weight of the formulated oil or lubricating engine oil. | 05-30-2013 |
| 508374000 | With organic -C(=X)X- compound, wherein the Xs may be the same or diverse chalcogens | 1 |
| 20130137617 | METHOD FOR IMPROVING ENGINE FUEL EFFICIENCY - A method for improving fuel efficiency, while maintaining or improving wear protection, in an engine lubricated with a lubricating oil by using as the lubricating oil a formulated oil having a HTHS viscosity of less than 2.6 cP at 150° C. In one form, the formulated oil has a composition that includes a lubricating oil base stock as a major component, and zinc dialkyl dithio phosphate, a mixture of (i) at least two alkali metal detergents, (ii) at least two alkaline earth metal detergents, or (iii) one or more alkali metal detergents and one or more alkaline earth metal detergents; and a viscosity index improver, as minor components. The lubricating oil has a HTHS viscosity of less than 2.6 cP at 150° C. The composition contains less than 2 weight percent of the viscosity index improver, based on the total weight of the formulated oil or lubricating engine oil. | 05-30-2013 |
| 20130137617 | METHOD FOR IMPROVING ENGINE FUEL EFFICIENCY - A method for improving fuel efficiency, while maintaining or improving wear protection, in an engine lubricated with a lubricating oil by using as the lubricating oil a formulated oil having a HTHS viscosity of less than 2.6 cP at 150° C. In one form, the formulated oil has a composition that includes a lubricating oil base stock as a major component, and zinc dialkyl dithio phosphate, a mixture of (i) at least two alkali metal detergents, (ii) at least two alkaline earth metal detergents, or (iii) one or more alkali metal detergents and one or more alkaline earth metal detergents; and a viscosity index improver, as minor components. The lubricating oil has a HTHS viscosity of less than 2.6 cP at 150° C. The composition contains less than 2 weight percent of the viscosity index improver, based on the total weight of the formulated oil or lubricating engine oil. | 05-30-2013 |
| 508375000 | With organic nitrogen compound | 6 |
| 20130281336 | Aminobenzoic Acid Derivatives - This invention relates to N-alkylated anthranilic acid derivative and their use in lubricants, such as engine oils, as TBN boosters. The invention particularly relates to compositions that deliver an ash-free base to a lubricant in the form of a basic amine additive, without adversely impacting seal compatibility and/or degradation, and methods thereof. | 10-24-2013 |
| 20140038870 | Engine Lubricants Containing a Polyether - A sump-lubricated, spark-ignited engine is lubricated by supplying thereto a lubricant which comprises (a) an oil of lubricating viscosity; (b) a polyether; and (c) a metal-containing detergent. The lubricant has a total phosphorus content of less than 0.075 percent by weight. | 02-06-2014 |
| 20150024986 | AMIDE ALCOHOL FRICTION MODIFIERS FOR LUBRICATING OILS - A lubricating oil comprises a major amount of a base oil and a minor amount of an additive package, wherein the additive package comprises one or more friction modifiers including a reaction product of a hydroxy acid represented by HOCH | 01-22-2015 |
| 508376000 | The nitrogen is bonded directly to -C(=X)-, wherein X is chalcogen (e.g., amides, etc.) | 3 |
| 20130296208 | Lubricating Composition Containing An Antiwear Agent - The invention provides a lubricating composition containing an oil of lubricating viscosity and a compound obtained/obtainable by a process comprising reacting a glycolic acid, a 2-halo-acetic acid, or a lactic acid, or an alkali or alkaline metal salts thereof, (typically glycolic acid or a 2-halo-acetic acid) with at least one member selected from the group consisting of an amine, an alcohol, and an aminoalcohol. The invention further relates to the use of the lubricating composition in an internal combustion engine. | 11-07-2013 |
| 20130303417 | Lubricating Compositions Containing An Antiwear Agent - The invention provides a lubricating composition containing an oil of lubricating viscosity and a compound obtained/obtainable by a process comprising reacting a glycolic acid, a 2-halo-acetic acid, or a lactic acid, or an alkali or alkaline metal salts thereof, (typically glycolic acid or a 2-halo-acetic acid) with at least one member selected from the group consisting of an amine, an alcohol, and an aminoalcohol. The invention further relates to the use of the lubricating composition in an internal combustion engine. | 11-14-2013 |
| 20140057818 | Lubricating Composition Containing an Antiwear Agent - The invention provides a lubricating composition containing an antiwear agent and an oil of lubricating viscosity. The invention further relates to the use of the lubricating composition in an internal combustion engine, or a driveline device. | 02-27-2014 |
| 508379000 | The heavy metal is molybdenum, a rare earth metal, gold, silver, or mercury | 1 |
| 20090312210 | Lubricating Composition Containing a Polymer and Antiwear Agents - The invention provides a lubricating composition containing an oil of lubricating viscosity and polymer with pendant groups. The invention further provides for a method of controlling viscosity index by supplying to an oil of lubricating viscosity the polymer with pendant groups. | 12-17-2009 |
