| Class / Patent application number | Description | Number of patent applications / Date published |
|---|
| 508186000 | Borated or boronated carbonated or overbased organic acid salts (e.g., borated overbased carbonated sulfonates, etc.) | 37 |
| 20080200357 | Multiple metal corrosion inhibitor - Disclosed is a lubrican composition comprising a) a lubricant, b) a triazole metal deactivator, c) a borate ester and optionally d) an amine phosphate. The lubricants, e.g. engine oils or functional fluids exhibit low corrosion of lead, copper, iron and zinc. The metal deactivators are 1,2,4-triazoles, for example 1-(di-isooctylaminomethyl)-1,2,4-triazole or 1-(di-(2-ethylhexyl)aminomethyl)-1,2,4-triazole, or are benzotriazoles, for example 1-(2-methoxyprop-2-yl)tolyltriazole, 1-(1-cyclohexyloxypropyl)tolyltriazole, 1-(1-cyclohexyloxyheptyl)tolyltriazole or 1-(1-cyclohexyloxybutyl)tolyltriazole or 1-[bis(2-ethylhexyl)aminomethyl-4-methylbenzotriazole. The borate esters are for example triethyl borate, tripropyl borate, triisopropyle borate, tributyl borate, tripentyl borate, trihexyl borate, tricyclohexyl borate, trioctyl borate, triisooctyl borate, tridecyl borate, tri(C | 08-21-2008 |
| 20080274919 | Method and system for improving fuel economy and environmental impact operating a 2-stroke engine - A method and system to reduce fuel consumption and environmental impact in a two-stroke engine. Fresh system oil having a TBN less than 10 is provided and used in the two-stroke engine to produce partially used system oil. The partially used system oil is withdrawn from the two stroke engine and at least one friction modifier is added to at least some of the withdrawn partially used system oil, wherein the addition of the at least one friction modifier reduces the friction coefficient of the withdrawn system oil, resulting in a system oil having reduced friction. The system oil with reduced friction is combined with partially used system oil remaining in said two-stroke and the combined system oil is used to lubricate pistons of said two-stroke engine. | 11-06-2008 |
| 20080287327 | Method of Lubricating a Marine Diesel Engine - The invention provides a method of lubricating a marine diesel engine, comprising supplying to said engine a marine diesel cylinder lubricant composition at a feed rate of 0.3 to less than 1.2 g/kW hr, wherein said lubricant composition has a ratio of /Σ(wt % overbased detergent)/Σ(wt % of boron from antiwear additives+wt % of phosphorus-containing antiwear additives) of greater than 12.5. The invention further provides a method capable of imparting improved cleanliness and decreased cylinder wear; and reduced deposits. | 11-20-2008 |
| 20090005276 | Boron-Containing Lubricating Oils Having Improved Friction Stability - Lubricating oil compositions having excellent friction stability comprise a base lubricating oil, an oil soluble source of phosphorus and a defined polyalkylene polyamine-based friction modifier that has been reacted with a borating agent to convert at least one secondary amine group into the corresponding boric acid ester or boric acid salt. | 01-01-2009 |
| 20090209440 | Star Polymer Lubricating Composition - The invention provides a lubricating composition containing (a) 0.1 to 15 wt % of a polymer with (i) a weight average molecular weight of 100,000 to 500,000; and (ii) a shear stability index of 10 to 60; (b) a phosphorus-containing acid, salt, or ester; (c) a dispersant; and (d) an oil of lubricating viscosity. The invention further provides a method for lubricating a mechanical device with the lubricating composition. | 08-20-2009 |
| 20090215657 | Zinc-Free Farm Tractor Fluid - A lubricating composition comprising an oil of lubricating viscosity; an amine salt of a phosphorus acid ester; a thiadiazole copper corrosion inhibitor; an overbased metal detergent; a boron compound; and at least one friction modifier provides good lubrication of a mechanical device such as a farm tractor, even though such composition is substantially free from zinc dialkyldithiophosphate. | 08-27-2009 |
| 20090305922 | LUBRICATING OIL COMPOSITION FOR AUTOMOBILE TRANSMISSION AND LUBRICATING METHOD USING SAME - The present invention relates to an automatic transmission lubricating oil composition, and particularly to an automatic transmission lubricating oil composition comprising an oil of lubricating viscosity, an ashless dispersant, an anti-oxidant, a phosphorus-based anti-wear agent and a friction-modifier, wherein more than 310 ppm of phosphorus is contained, thereby being useful for lubricating or operating an automatic transmission comprising a transmission clutch using a slip lock-up torque converter and a paper based clutch material and a planetary gear system, especially six-speed automatic transmission. | 12-10-2009 |
| 20090325830 | LUBRICATING COMPOSITIONS WITH IMPROVED OXIDATION RESISTANCE CONTAINING A DISPERSANT AND AN ANTIOXIDANT - This invention relates to a lubricating composition comprising a major amount of an oil of lubricating viscosity with an iodine number less than about 9, (A) one or more antioxidant, and (B) from about 0.01% to about 3% by weight of at least one dispersant or detergent, wherein the total amount of antioxidant is at least about 2% by weight. The additives are useful act controlling oxidation of lubricants. Further, these lubricants have reduced viscosity increase caused by oxidation, while maintaining favorable carbon/varnish ratings. | 12-31-2009 |
| 20100016188 | Antiwear Agent and Lubricating Compositions Thereof - The present invention relates to an antiwear agent and lubricating compositions thereof. The invention further provides for a method of lubricating a driveline device or a grease application by employing a lubricating composition containing the antiwear agent. | 01-21-2010 |
| 20100160191 | Lubricating Composition - The present invention relates to a lubricating composition containing a dispersant, a corrosion inhibitor and an antioxidant. The invention further provides a method for lubricating a mechanical device with the lubricating composition. | 06-24-2010 |
| 20100323935 | Lubricating Composition Containing Borated Phospholipid - The invention relates to a lubricating composition containing (a) a borated phospholipid, (b) an amine salt of a phosphoric acid ester, and (c) an oil of lubricating viscosity. The invention further provides for the use of the lubricating composition for lubricating a limited slip differential. | 12-23-2010 |
| 20110059877 | LUBRICATING COMPOSITION FOR A FOUR-STROKE ENGINE WITH LOW ASH CONTENT - The present disclosure relates to a lubricating composition for a four-stroke engine, with low ash content including:
| 03-10-2011 |
| 20110287990 | METHOD FOR REDUCING ONE OR MORE OF DEPOSITS AND FRICTION OF A LUBRICATING OIL - The present invention is directed to a method for improving one or more of the control of deposit formation and friction in an engine lubricated using a lubricating oil comprising a base oil and additives by employing as the additive the necessary combination of a borated hydroxyl saturated hydrocarbyl ester amide-amine mixture, zinc dialkyl dithiophosphate, and metal salicylate detergent, the deposit formation and friction being improved as compared to a lubricating oil containing the borated hydroxyl saturated hydrocarbyl ester amide-amine mixture, zinc dialkyl dithiophosphate and a detergent other than metal salicylate, such as metal phosphate and/or metal sulfonate. | 11-24-2011 |
| 20120142564 | LUBRICATING OIL WITH ENHANCED PROTECTION AGAINST WEAR AND CORROSION - Provided is a lubricating oil composition comprising: (a) a major amount of an oil of lubricating viscosity; and (b) one or more borated alkaline earth metal alkyltoluene sulfonate detergents; wherein the lubricating oil composition comprises no more than about 0.20 wt. % of phosphorus and no more than about 0.50 wt. % of sulfur. | 06-07-2012 |
| 20120264664 | MALIENATED DERIVATIVES - This invention relates to malienated derivatives made from maleic anhydride, functionalized monomers, and one or more additional reagents, e.g., an oxygen-containing reagent (e.g., alcohol, polyol), a nitrogen-containing reagent (e.g., amine, polyamine, aminoalcohol), a metal and/or a metal compound. The invention relates to lubricants, functional fluids, fuels, dispersants, detergents and functional compositions (e.g., cleaning solutions, food compositions, etc.) | 10-18-2012 |
| 20120283158 | Stabilized Blends Containing Friction Modifiers - The present invention relates to functional fluid compositions containing friction modifiers, and specifically stable compositions containing friction modifiers with limited solubility in and/or limited compatibility with the functional fluids with which they are used. In particular the present invention deals with functional fluids used in internal combustion engines, such as engine oils, and friction modifiers that contain one or more amide functional groups, where the friction modifier is present in the functional fluid composition at levels that would otherwise cause the composition to be unstable and/or hazy. | 11-08-2012 |
| 20120283159 | LUBRICANT COMPOSITION - The lubricating oil composition of the invention comprises a lubricating base oil with a 100° C. kinematic viscosity of 1-20 mm | 11-08-2012 |
| 20120322702 | LUBRICATING COMPOSITION CONTAINING MULTIFUNCTIONAL BORATED HYDROXYLATED AMINE SALT OF A HINDERED PHENOLIC ACID - Multi-functional additives which impart improved antioxidancy to lubricating oil compositions and frictional properties resulting in improved fuel economy in an internal combustion engine are disclosed. More particularly disclosed is a boron containing salt of an oil soluble hydroxylated amine and a hindered phenolic acid product prepared by: a) reacting an oil soluble hydroxylated amine of the general formula II: | 12-20-2012 |
| 20130029889 | Low-Ash Lubricating Oils for Diesel Engines - The lubricant for a sump-lubricated, compression-ignited engine may contain an amount of a C12-C24 carboxylic acid-based fuel additive or component obtained by migration from the fuel. Good lubricant performance is obtained by including in the lubricant a boron-containing additive in an amount to provide about 2 to about 500 ppm B to the lubricant, provided that the total sulfated ash level is less than 0.8 weight percent. | 01-31-2013 |
| 20130123155 | GLYCEROL-CONTAINING FUNCTIONAL FLUID - A functional fluid comprising a major amount of an oil of lubricating viscosity, and an oil soluble amount of glycerol carbonate or an oil soluble amount of a borated glycerol. | 05-16-2013 |
| 20130130955 | LUBRICANT OIL COMPOSITIONS - Compositions comprise first antioxidants and first additives, such as, a surface additives, performance enhancing additives and lubricant protective additives and optionally second additives and/or second antioxidants. The compositions are useful to improve lubricants, lubricant oils and other lubricant materials. The compositions and methods generally provide longer shelf lives, increased oxidative resistance, improved quality and/or enhanced performance to lubricants or lubricant oils. | 05-23-2013 |
| 20130184189 | Star Polymer Lubricating Composition - The invention provides a lubricating composition containing (a) a polymer derived from greater than 50 wt % or more of a non-diene monomer, wherein the polymer has a weight average molecular weight of about 2000 to about 200,000, and wherein the polymer has a shear stability index of about 0 to about 25; (b) a phosphorus-containing acid, salt, or ester; (c) an extreme pressure agent, other than a phosphorus-containing acid, salt, or ester; and (d) an oil of lubricating viscosity. The invention further provides a method for lubricating a mechanical device with the lubricating composition. | 07-18-2013 |
| 20130210689 | Lubricating Composition - The invention relates to a lubricating composition containing (a) an oil of lubricating viscosity, and (b) an oil soluble compound with a >N—R—N< group, wherein R may be a hydrocarbylene group. The invention further provides for the use of the lubricating composition for lubricating a limited slip differential. | 08-15-2013 |
| 20130281332 | Composition With Improved Cleanliness For Lubrication Of Steam And Gas Turbine Systems - The present invention relates to the use of an additive composition that contains the combination of two specific types of antioxidants with one or more of four specific types of dispersants in a Group II and/or Group III base oil-containing lubricating composition. The lubricating composition of the present invention provides improved cleanliness in steam and gas turbine systems. The invention further relates to the process to make the novel additive composition and its use in industrial fluids. | 10-24-2013 |
| 20130310286 | NOVEL LOW VISCOSITY FUNCTIONAL FLUID COMPOSITION - A low viscosity functional fluid composition or brake fluid, exhibiting a dry equilibrium reflux boiling point (ERBP) of at least 260° C. and/or a wet equilibrium reflux boiling point (WERBP) of at least 180° C., comprising
| 11-21-2013 |
| 20140106998 | LUBRICATING OIL COMPOSITONS - A lubricating oil composition having a sulfur content of up to about 0.4 wt. % and a sulfated ash content of up to about 0.5 wt. % as determined by ASTM D874 is disclosed which comprises (a) a major amount of an oil of lubricating viscosity; (b) at least one oil-soluble or dispersed oil-stable boron-containing compound having greater than 400 ppm of boron, based upon the total mass of the composition; and (c) at least one oil-soluble or dispersed oil-stable molybdenum-containing compound having at least about 1100 ppm of molybdenum, based upon the total mass of the composition; wherein the lubricating oil composition has a ratio of sulfur to molybdenum of less than or equal to about 4:1. | 04-17-2014 |
| 20140106999 | LUBRICATING OIL COMPOSITIONS - A lubricating oil composition having a sulfur content of up to about 0.4 wt. % and a sulfated ash content of up to about 0.5 wt. % as determined by ASTM D874 is disclosed which comprises (a) a major amount of an oil of lubricating viscosity; (b) at least one oil-soluble or dispersed oil-stable boron-containing compound having no more than about 600 ppm of boron, based upon the total mass of the composition; and (c) at least one oil-soluble or dispersed oil-stable molybdenum-containing compound having no more than about 800 ppm of molybdenum, based upon the total mass of the composition; wherein the lubricating oil composition has a ratio of sulfur to molybdenum of about 5:1 to about 500:1. | 04-17-2014 |
| 20140179570 | ADDITIVE COMPOSITIONS WITH A FRICTION MODIFIER AND A DISPERSANT - A lubricating composition comprising a major amount of base oil and a minor amount of an additive package, wherein the additive package comprises
| 06-26-2014 |
| 20140187453 | ULTRA-LOW SAPS LUBRICANTS FOR INTERNAL COMBUSTION ENGINES - Disclosed is an ultra-low SAPS lubricating oil composition comprising:
| 07-03-2014 |
| 20140194329 | LUBRICANT COMPOSITION FOR INTERNAL COMBUSTION ENGINE OIL - The present invention provides a lubricating oil composition for internal combustion engines which includes a boronated imide-based dispersant, or the boronated imide-based dispersant and a non-boronated imide-based dispersant, in which a boron content (B % by mass) derived from the boronated imide-based dispersant and a nitrogen content (N % by mass) derived from the boronated imide-based dispersant or derived from the boronated imide-based dispersant and the non-boronated imide-based dispersant satisfy the following formula (I): N≧B+0.05 (I); and a phosphorus content (P % by mass) and a content of a metal component (M % by mass) derived from a metallic detergent on the basis of a total amount of the composition satisfy any of the following requirements A to C: A: P<0.03 and M<0.05; B: P<0.03 and 0.05≦M≦0.12; and C: 0.03≦P≦0.06 and M<0.05. The lubricating oil composition for internal combustion engines can be considerably reduced in content of ZnDTP having a large phosphorus content or a metallic detergent while maintaining a good wear resistance for aluminum materials. | 07-10-2014 |
| 20140249059 | ASHLESS OR REDUCED ASH QUATERNARY DETERGENTS - A composition of an oil-soluble ionic detergent that does not contribute metal ions to the composition, and which comprises a quaternary non-metallic pnictogen cation and an organic anion having at least one hydrocarbyl group of sufficient length to impart oil solubility to the detergent, the detergent having a total base number (TBN) to total acid number (TAN) ratio of at least 2:1 imparts ash-free basicity to a lubricant composition. | 09-04-2014 |
| 20140378355 | LUBRICATING OIL COMPOSITION - The present invention provides a lubricating oil composition that is a lubricating oil composition with a 150° C. HTHS viscosity of less than 2.6 mPa·s and can be reduced sufficiently in the 40° C. kinematic viscosity, 100° C. kinematic viscosity and 100° C. HTHS viscosity and suppress the increase of the friction coefficient in a boundary lubrication region and has excellent fuel saving properties. The lubricating oil composition comprises a lubricating base oil with a 100° C. kinematic viscosity of 1 to 5 mm | 12-25-2014 |
| 20150045263 | Lubricating Composition - The present invention relates to a lubricating composition containing a dispersant, a corrosion inhibitor and an antioxidant. The invention further provides a method for lubricating a mechanical device with the lubricating composition. | 02-12-2015 |
| 20150057200 | LUBRICANT COMPOSITION FOR INTERNAL COMBUSTION ENGINE OIL - The lubricating oil composition for internal combustion engines of the present invention contains a base oil, a thioheterocyclic compound represented by the following formula (I) | 02-26-2015 |
| 20150148274 | CONTINUOUS LITHIUM COMPLEX GREASE MANUFACTURING PROCESS WITH A BORATED ADDITIVE - A continuous process with increased production throughput of a high dropping point lithium complex grease composition comprising the steps of heating a mixture of a C | 05-28-2015 |
| 20150322367 | METHOD FOR PREVENTING OR REDUCING LOW SPEED PRE-IGNITION - A method for preventing or reducing low speed pre-ignition 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 at least one detergent, as a minor component. The detergent includes at least one alkaline earth metal salt of an organic acid, and the at least one alkaline earth metal salt of an organic acid comprises at least one magnesium salt of an organic acid. A lubricating engine oil having a composition including a lubricating oil base stock as a major component; and at least one detergent, as a minor component. The lubricating oils of this disclosure are particularly advantageous as passenger vehicle engine oil (PVEO) products. | 11-12-2015 |
| 20180023019 | Use of a Boron-Containing Additive as an Inhibitor of Lead Corrosion | 01-25-2018 |
