A lubricant composition for a direct injected, boosted, spark ignited internal combustion engine that comprises one or more molybdenum-containing compounds and one or more calcium detergents is disclosed. This disclosure also relates to a method for reducing or preventing low speed pre-ignition (LSPI) in the course of at least one oil change interval.
C10M 139/00 - Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing atoms of elements not provided for in groups
C10M 159/00 - Lubricating compositions characterised by the additive being of unknown or incompletely defined constitution
A lubricant composition for a direct injected, boosted, spark ignited internal combustion engine that comprises one or more molybdenum-containing compounds and one or more calcium detergents is disclosed. This disclosure also relates to a method for reducing or preventing low speed pre-ignition (LSPI) in the course of at least one oil change interval.
C10M 169/04 - Mixtures of base-materials and additives
C10M 171/00 - Lubricating compositions characterised by purely physical criteria, e.g. containing as base-material, thickener or additive, ingredients which are characterised exclusively by their numerically specified physical properties, i.e. containing ingredients which are physically well defined but for which the chemical nature is either unspecified or only very vaguely indicated
C10M 107/10 - Hydrocarbon polymersHydrocarbon polymers modified by oxidation containing aliphatic monomer having more than 4 carbon atoms
C10M 141/06 - Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups , each of these compounds being essential at least one of them being an organic nitrogen-containing compound
3.
LUBRICATING ENGINE OIL FOR HYBRID OR PLUG-IN HYBRID ELECTRIC VEHICLES
The present application pertains to a lubricating oil composition for a hybrid or plug-in hybrid electric vehicle. The composition may comprise a base oil and a ZnDTP derived from a mixture of C3 and C8 alcohols.
C10M 139/00 - Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing atoms of elements not provided for in groups
This disclosure describes a lubricating oil composition that includes a major amount of an oil of lubricating viscosity and one or more nitrogen-containing additive having the formula:
3 are independently functional groups containing 2 to 20 carbon atoms.
C10M 153/02 - Macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
C10M 169/04 - Mixtures of base-materials and additives
C10N 30/00 - Specified physical or chemical property which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
A lubricating oil composition for an automotive vehicle with an electric motor and/or generator is provided. The lubricating oil composition includes: a. a major amount of an oil of lubricating viscosity having a kinematic viscosity at 100° C. in a range of about 1.5 mm2/s to about 20 mm2/s; b. an sulfur-based additive including a thiadiazole and a sulfurized polyolefin of formula (I):
A lubricating oil composition for an automotive vehicle with an electric motor and/or generator is provided. The lubricating oil composition includes: a. a major amount of an oil of lubricating viscosity having a kinematic viscosity at 100° C. in a range of about 1.5 mm2/s to about 20 mm2/s; b. an sulfur-based additive including a thiadiazole and a sulfurized polyolefin of formula (I):
A lubricating oil composition for an automotive vehicle with an electric motor and/or generator is provided. The lubricating oil composition includes: a. a major amount of an oil of lubricating viscosity having a kinematic viscosity at 100° C. in a range of about 1.5 mm2/s to about 20 mm2/s; b. an sulfur-based additive including a thiadiazole and a sulfurized polyolefin of formula (I):
where R1 is hydrogen or methyl, and R2 is a C8-C40 hydrocarbyl group, the sulfur-based additive providing sulfur to the lubricating oil composition in an amount of 0.01 wt. % to 0.2 wt. %, based on the total weight of the lubricating oil composition; c. a phosphorus compound; and d. an ashless polyisobutenyl succinimide-based dispersant containing boron. The lubricating oil composition provides exceptional volume resistivity, detergency, thermal and oxidative stability, wear resistance, and corrosion resistance at high temperatures.
C10M 141/10 - Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups , each of these compounds being essential at least one of them being an organic phosphorus-containing compound
C10M 101/00 - Lubricating compositions characterised by the base-material being a mineral or fatty oil
C10M 135/22 - ThiolsSulfidesPolysulfides containing sulfur atoms bound to acyclic or cycloaliphatic carbon atoms
C10M 151/02 - Macromolecular compounds obtained by reactions involving only carbon-to-carbon unsaturated bonds
A lubricating oil composition provides improved anti-shudder performance by lubricating an automatic transmission or continuously variable transmission. The lubricating oil composition includes (a) one or more ashless dispersants; and (b) at least one acidic phosphorus compound. When the at least one acidic phosphorus compound is composed only of phosphoric acid, the lubricating oil composition additionally contains one or more neutral phosphorus compounds. The neutralization ratio of the (a) one or more ashless dispersants/the (b) at least one acidic phosphorus compound is 60 to 100%. The lubricating oil composition further includes at least one friction modifier.
C10M 141/10 - Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups , each of these compounds being essential at least one of them being an organic phosphorus-containing compound
C10M 149/10 - Macromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds containing monomers having an unsaturated radical bound to a nitrogen-containing hetero ring
C10M 155/00 - Lubricating compositions characterised by the additive being a macromolecular compound containing atoms of elements not provided for in groups
C10M 157/10 - Lubricating compositions characterised by the additive being a mixture of two or more macromolecular compounds covered by more than one of the main groups , each of these compounds being essential at least one of them being a compound containing atoms of elements not provided for in groups
C10M 161/00 - Lubricating compositions characterised by the additive being a mixture of a macromolecular compound and a non-macromolecular compound, each of these compounds being essential
C10N 30/00 - Specified physical or chemical property which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
The present application pertains to a lubricating oil composition for an internal combustion engine that advantageously which exhibits improved fuel economy. The composition may comprise a major amount of oil of lubricating viscosity, an alkaline earth metal sulfonate detergent, and a comb-shaped polymethacrylate viscosity modifier. The compositions may be an 0W-8, an 0W-12, an 0W-16, or an 0W-20 SAE viscosity grade and be particularly useful for a hybrid vehicle.
C10M 161/00 - Lubricating compositions characterised by the additive being a mixture of a macromolecular compound and a non-macromolecular compound, each of these compounds being essential
C10N 20/00 - Specified physical properties of component of lubricating compositions
C10N 30/00 - Specified physical or chemical property which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
A fuel composition is described. The composition contains a hydrocarbon-based fuel boiling in the gasoline or diesel range; a carrier fluid comprising an alkyl polyethoxylate having the following structure:
A fuel composition is described. The composition contains a hydrocarbon-based fuel boiling in the gasoline or diesel range; a carrier fluid comprising an alkyl polyethoxylate having the following structure:
A fuel composition is described. The composition contains a hydrocarbon-based fuel boiling in the gasoline or diesel range; a carrier fluid comprising an alkyl polyethoxylate having the following structure:
where each R2 and R3 is independently hydrogen, C1-C4 hydrocarbyl group, or C1-C3 alcohol, where R1 is C4-C100 hydrocarbyl group, carboxyl group, ether group, thioether group, or aromatic group, wherein x is from 1 to 20, or a hydrocarbyl phenol having the following structure
A fuel composition is described. The composition contains a hydrocarbon-based fuel boiling in the gasoline or diesel range; a carrier fluid comprising an alkyl polyethoxylate having the following structure:
where each R2 and R3 is independently hydrogen, C1-C4 hydrocarbyl group, or C1-C3 alcohol, where R1 is C4-C100 hydrocarbyl group, carboxyl group, ether group, thioether group, or aromatic group, wherein x is from 1 to 20, or a hydrocarbyl phenol having the following structure
A fuel composition is described. The composition contains a hydrocarbon-based fuel boiling in the gasoline or diesel range; a carrier fluid comprising an alkyl polyethoxylate having the following structure:
where each R2 and R3 is independently hydrogen, C1-C4 hydrocarbyl group, or C1-C3 alcohol, where R1 is C4-C100 hydrocarbyl group, carboxyl group, ether group, thioether group, or aromatic group, wherein x is from 1 to 20, or a hydrocarbyl phenol having the following structure
wherein R is a hydrocarbyl group from C4-C100; an amine-based detergent given by formula 2, R4—O—(CH2)y—NHR5, where the amine-based detergent is present in about 10 ppm to about 750 ppm by weight based on total weight of the fuel composition; where R4 is a hydrocarbyl group having 8 to 20 carbons, R5 is hydrogen or (CH2)zNH2 moiety, and where y, z are independently integers having a value of 2 or greater; and one or more nitrogen-containing detergent.
The lubricating oil composition includes an oil of lubricating viscosity, one or more compounds containing a carboxylic acid functional group or ester functional group the compound represented by
The lubricating oil composition includes an oil of lubricating viscosity, one or more compounds containing a carboxylic acid functional group or ester functional group the compound represented by
The lubricating oil composition includes an oil of lubricating viscosity, one or more compounds containing a carboxylic acid functional group or ester functional group the compound represented by
each R1, R2, R3, R4, R5, and R6 is independently hydrogen or hydrocarbyl group; at least one of R1, R2, R3, and R4 is a hydrocarbyl group; and a poly alkylene glycol represented by
The lubricating oil composition includes an oil of lubricating viscosity, one or more compounds containing a carboxylic acid functional group or ester functional group the compound represented by
each R1, R2, R3, R4, R5, and R6 is independently hydrogen or hydrocarbyl group; at least one of R1, R2, R3, and R4 is a hydrocarbyl group; and a poly alkylene glycol represented by
The lubricating oil composition includes an oil of lubricating viscosity, one or more compounds containing a carboxylic acid functional group or ester functional group the compound represented by
each R1, R2, R3, R4, R5, and R6 is independently hydrogen or hydrocarbyl group; at least one of R1, R2, R3, and R4 is a hydrocarbyl group; and a poly alkylene glycol represented by
each R7, R8, and R9 is independently hydrogen or hydrocarbyl group and n is from 5 to 1000.
C10M 129/34 - Carboxylic acidsSalts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having 7 or less carbon atoms polycarboxylic
A lubricating oil composition is provided. The composition includes major amount of an oil of lubricating viscosity, or more alkaline earth metal detergent, one or more nitrogen-containing dispersant, and up to about 0.10 wt % of zinc from zinc dithiophosphate. The lubricating oil composition has sulfur content of up to 0.10 wt %, sulfated ash content of up to 0.30 wt %, and the ratio of total nitrogen concentration to total alkaline earth metal concentration from the one or more alkaline earth metal detergent is about 20 or greater.
C10M 141/10 - Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups , each of these compounds being essential at least one of them being an organic phosphorus-containing compound
C10M 159/00 - Lubricating compositions characterised by the additive being of unknown or incompletely defined constitution
C10M 163/00 - Lubricating compositions characterised by the additive being a mixture of a compound of unknown or incompletely defined constitution and a non-macromolecular compound, each of these compounds being essential
C10N 30/00 - Specified physical or chemical property which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
This disclosure describes a zinc-free lubricating oil composition. The composition includes a major amount of an oil of lubricating viscosity having a kinematic viscosity at 100° C. in a range of about 1.5 to about 35 mm2/s and an anti-wear mixture having one or more ashless dispersants and an alkyl phosphonic acid having a structure given by
This disclosure describes a zinc-free lubricating oil composition. The composition includes a major amount of an oil of lubricating viscosity having a kinematic viscosity at 100° C. in a range of about 1.5 to about 35 mm2/s and an anti-wear mixture having one or more ashless dispersants and an alkyl phosphonic acid having a structure given by
This disclosure describes a zinc-free lubricating oil composition. The composition includes a major amount of an oil of lubricating viscosity having a kinematic viscosity at 100° C. in a range of about 1.5 to about 35 mm2/s and an anti-wear mixture having one or more ashless dispersants and an alkyl phosphonic acid having a structure given by
wherein R is a C3-C20 hydrocarbyl group. The initial pH of the anti-wear mixture is between 5-9.5 as measured by ASTM D664.
C10M 141/10 - Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups , each of these compounds being essential at least one of them being an organic phosphorus-containing compound
This disclosure describes an ashless lubricant additive. The additive is a tertiary amine-containing compound having the following structure:
This disclosure describes an ashless lubricant additive. The additive is a tertiary amine-containing compound having the following structure:
This disclosure describes an ashless lubricant additive. The additive is a tertiary amine-containing compound having the following structure:
where R1 and R2 are independently a linear or branched-chain monovalent hydrocarbyl group having two to about twenty carbon atoms, each m is independently from 0 to 2, each p is independently from 0 to 2, for each cyclic moiety m+p is from 2 to 4, and each n is independently from 1 to 6.
A lubricating oil for hybrid engine includes a major amount of an oil of lubricating viscosity; a boron-containing compound in an amount to provide 50 to 300 ppm of boron to lubricating oil composition; an overbased calcium salicylate or a mixture of an overbased calcium sulfonate and overbased calcium salicylate individually having a total base number of greater than 150 mg KOH/g, measured by the method of ASTM D-2896, present in an amount that provides 800 ppm to 1800 ppm of calcium to the lubricating oil composition; zinc dithiophosphate (ZnDTP) in an amount to bring from 100 to 800 ppm of phosphorus to the lubricating oil composition; and a non-dispersant comb polymethacrylate (PMA) viscosity index improver (VII). The boron-containing compound includes a borated dispersant. The KV at 100° C. of the lubricating oil composition is from 6 cSt to 8.5 cSt, the KV at 40° C. of the lubricating oil composition is from 25 cSt to 35 cSt, and the VI of the lubricating oil composition is greater than 200.
This disclosure describes an ashless lubricant additive. The additive is a tertiary amine-containing compound having the following structure: where each R1and R5is independently a linear or branched-chain monovalent hydrocarbyl group having two to about twenty carbon atoms, where each R2, R3, and R4is independently a hydrogen, a linear or branched-chain monovalent hydrocarbyl group having one to about twenty carbon atoms wherein at least one of R2, R3, and R4 is hydrogen, each m is independently from 0 to 2, each p is independently from 0 to 2, for each cylic moiety m + p is from 2 to 4, and each n is independently from 1 to 6.
C10M 133/40 - Six-membered ring containing nitrogen and carbon only
C10N 30/06 - OilinessFilm-strengthAnti-wearResistance to extreme pressure
C10N 30/12 - Inhibition of corrosion, e.g. anti-rust agents, anti-corrosives
C10N 30/00 - Specified physical or chemical property which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
A lubricating oil composition for internal combustion engine with a roller follower type valvetrain is disclosed. The composition includes major amount of an oil of lubricating viscosity; one or more magnesium detergents in an amount to provide 100 to 1000 ppm of magnesium to the lubricating oil composition; 0.1 to 0.5 wt% of organic friction modifier; and d) optionally a viscosity modifier present at no more 0.5 wt%. The composition is substantially free of molybdenum friction modifier and has a total boron content ranging from 20 to 200 ppm.
C10M 167/00 - Lubricating compositions characterised by the additive being a mixture of a macromolecular compound, a non-macromolecular compound and a compound of unknown or incompletely defined constitution, each of these compounds being essential
C10N 30/00 - Specified physical or chemical property which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
This disclosure describes a lubricant additive. The additive is a friction modifier that includes a molybdenum containing compound and a tertiary amine-containing composition having the following structure:
4 is independently a hydrogen, a linear or branched-chain monovalent hydrocarbyl group having one to about twenty carbon atoms, each m is independently from 0 and 4, each p is independently from 0 and 4, for each cyclic moiety m+p is from 2 and 4, and each n is independently from 1 and 6.
C10M 169/00 - Lubricating compositions characterised by containing as components a mixture of at least two types of ingredient selected from base-materials, thickeners or additives, covered by the preceding groups, each of these compounds being essential
C10M 133/44 - Five-membered ring containing nitrogen and carbon only
C10M 135/18 - Thio-acidsThiocyanatesDerivatives thereof having a carbon-to-sulfur double bond thiocarbamic type, e.g. containing the groups
C10M 141/08 - Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups , each of these compounds being essential at least one of them being an organic sulfur-, selenium- or tellurium-containing compound
C10M 169/04 - Mixtures of base-materials and additives
This disclosure describes a lubricating oil composition that includes a major amount of an oil of lubricating viscosity and one or more nitrogen-containing additive having the formula (I): Formula (I) wherein R1is functional group containing 10 to 250 carbon atoms; and R2and R3 are independently functional groups containing 2 to 20 carbon atoms.
Disclosed is a method for reducing corrosion in a hybrid engine. The method includes the steps of lubricating a hybrid engine with a lubricating oil composition having a major amount of an oil of lubricating viscosity; a minor amount of a salicylate detergent derived from an isomerized normal alpha olefin; and a minor amount of a dispersant.
C10M 133/44 - Five-membered ring containing nitrogen and carbon only
C10M 139/00 - Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing atoms of elements not provided for in groups
C10M 141/12 - Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups , each of these compounds being essential at least one of them being an organic compound containing atoms of elements not provided for in groups
19.
LUBRICATING ENGINE OIL FOR HYBRID OR PLUG-IN HYBRID ELECTRIC VEHICLES
The present application pertains to a lubricating oil composition for a hybrid or plug-in hybrid electric vehicle. The composition may comprise a base oil and a ZnDTP derived from a mixture of C3 and C8 alcohols.
Disclosed is a method for maintaining emulsion stability in a hybrid engine. The method involves lubricating and operating the hybrid engine with a lubricating oil composition having a major amount of an oil of lubricating viscosity; minor amount of a magnesium containing detergent, and a minor amount of a borated dispersant.
C10M 169/04 - Mixtures of base-materials and additives
C10M 135/10 - Sulfonic acids or derivatives thereof
C10M 129/54 - Carboxylic acidsSalts thereof having carboxyl groups bound to a carbon atom of a six-membered aromatic ring containing hydroxy groups
C10M 139/00 - Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing atoms of elements not provided for in groups
C10M 141/12 - Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups , each of these compounds being essential at least one of them being an organic compound containing atoms of elements not provided for in groups
A lubricating oil composition provides improved anti-shudder performance by lubricating an automatic transmission or continuously variable transmission. The lubricating oil composition includes (a) one or more ashless dispersants; and (b) at least one acidic phosphorus compound. When the at least one acidic phosphorus compound is composed only of phosphoric acid, the lubricating oil composition additionally contains one or more neutral phosphorus compounds. The neutralization ratio of the (a) one or more ashless dispersants / the (b) at least one acidic phosphorus compound is 60 to 100%. The lubricating oil composition further includes at least one friction modifier.
C10N 30/00 - Specified physical or chemical property which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
The present invention generally relates to lubricating oil compositions comprising a biobased base oil, methods of lubricating an engine with said lubricating oil compositions. Also disclosed is the use of said lubricating oil compositions in an engine.
C10M 141/10 - Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups , each of these compounds being essential at least one of them being an organic phosphorus-containing compound
23.
LUBRICATING OIL COMPOSITIONS FOR ELECTRIC VEHICLES
A lubricating oil composition for an automotive vehicle with an electric motor and/or generator is provided. The lubricating oil composition includes: a. a major amount of an oil of lubricating viscosity having a kinematic viscosity at 100°C in a range of about 1.5 mm2/s to about 20 mm2122 is a C8-C40 hydrocarbyl group, the sulfur-based additive providing sulfur to the lubricating oil composition in an amount of 0.01 wt. % to 0.2 wt. %, based on the total weight of the lubricating oil composition; c. a phosphorus compound; and d. an ashless polyisobutenyl succinimide-based dispersant containing boron. The lubricating oil composition provides exceptional volume resistivity, detergency, thermal and oxidative stability, wear resistance, and corrosion resistance at high temperatures.
C10M 141/10 - Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups , each of these compounds being essential at least one of them being an organic phosphorus-containing compound
The present application pertains to a lubricating oil composition for an internal combustion engine that advantageously which exhibits improved fuel economy. The composition may comprise a major amount of oil of lubricating viscosity, an alkaline earth metal sulfonate detergent, and a comb-shaped polymethacrylate viscosity modifier. The compositions may be an 0W-8, an 0W-12, an 0W-16, or an 0W-20 SAE viscosity grade and be particularly useful for a hybrid vehicle.
C10M 165/00 - Lubricating compositions characterised by the additive being a mixture of a macromolecular compound and a compound of unknown or incompletely defined constitution, each of these compounds being essential
C10N 30/00 - Specified physical or chemical property which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
The lubricating oil composition includes an oil of lubricating viscosity, one or more compounds containing a carboxylic acid functional group or ester functional group the compound represented by Formula (I), each R1, R2, R3, R4, R5, and R6is independently hydrogen or hydrocarbyl group; at least one of R1, R2, R3, and R4is a hydrocarbyl group; and a poly alkylene glycol represented by Formula (II), each R7, R8, and R9 is independently hydrogen or hydrocarbyl group and n is from 5 to 1000.
C10M 161/00 - Lubricating compositions characterised by the additive being a mixture of a macromolecular compound and a non-macromolecular compound, each of these compounds being essential
26.
FUEL ADDITIVES FOR LOWERING DEPOSIT AND PARTICULATE EMISSION
A fuel composition is described. The composition contains a hydrocarbon-based fuel boiling in the gasoline or diesel range; a carrier fluid comprising an alkyl polyethoxylate having the following structure (I), where each R2and R314133 alcohol, where R141004100100; an amine-based detergent given by formula 2, R42yy-NHR5, where the amine-based detergent is present in about 10 ppm to about 750 ppm by weight based on total weight of the fuel composition; where R4is a hydrocarbyl group having 8 to 20 carbons, R52z22 moiety, and where y, z are independently integers having a value of 2 or greater; and one or more nitrogen-containing detergent.
Disclosed is an internal combustion engine lubricating oil composition for reducing corrosion in the engine of a hybrid vehicle. Reduction of corrosion can be determined by the JIS K2246 test method. Also disclosed are methods for using said lubricating oil composition for reducing corrosion in the engine of a hybrid vehicle.
C10M 129/10 - Hydroxy compounds having hydroxy groups bound to a carbon atom of a six-membered aromatic ring
C10M 129/42 - Carboxylic acidsSalts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having 8 or more carbon atoms polycarboxylic
C10M 169/04 - Mixtures of base-materials and additives
C10N 30/12 - Inhibition of corrosion, e.g. anti-rust agents, anti-corrosives
A lubricating oil composition is provided. The composition includes major amount of an oil of lubricating viscosity, or more alkaline earth metal detergent, one or more nitrogen-containing dispersant, and up to about 0.10 wt % of zinc from zinc dithiophosphate. The lubricating oil composition has sulfur content of up to 0.10 wt %, sulfated ash content of up to 0.30 wt %, and the ratio of total nitrogen concentration to total alkaline earth metal concentration from the one or more alkaline earth metal detergent is about 20 or greater.
C10M 133/00 - Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing nitrogen
C10M 135/10 - Sulfonic acids or derivatives thereof
C10M 137/02 - Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing phosphorus having no phosphorus-to-carbon bond
This disclosure describes an ashless lubricant additive. The additive is a tertiary amine-containing compound having the following structure:
4 is hydrogen, each m is independently from 0 to 2, each p is independently from 0 to 2, for each cylic moiety m+p is from 2 to 4, and each n is independently from 1 to 6.
C10M 169/04 - Mixtures of base-materials and additives
C10N 30/00 - Specified physical or chemical property which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
C10N 30/06 - OilinessFilm-strengthAnti-wearResistance to extreme pressure
The present disclosure generally relates to a lubricating oil composition comprising: a major amount of an oil of lubricating viscosity, one or more detergents comprising at least one alkylhydroxybenzoate compound, and an ashless sulfur compound. Also provided is a method of lubricating an engine with said lubricating oil composition.
C10M 141/08 - Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups , each of these compounds being essential at least one of them being an organic sulfur-, selenium- or tellurium-containing compound
A lubricating oil for hybrid engine includes a major amount of an oil of lubricating viscosity; a boron-containing compound in an amount to provide 50 to 300 ppm of boron to lubricating oil composition; an overbased calcium salicylate or a mixture of an overbased calcium sulfonate and overbased calcium salicylate individually having a total base number of greater than 150 mg KOH/g, measured by the method of ASTM D-2896, present in an amount that provides 800 ppm to 1800 ppm of calcium to the lubricating oil composition; zinc dithiophosphate (ZnDTP) in an amount to bring from 100 to 800 ppm of phosphorus to the lubricating oil composition; and a non-dispersant comb polymethacrylate (PMA) viscosity index improver (VII). The boron-containing compound includes a borated dispersant. The KV at 100 ºC of the lubricating oil composition is from 6 cSt to 8.5 cSt, the KV at 40 ºC of the lubricating oil composition is from 25 cSt to 35 cSt, and the VI of the lubricating oil composition is greater than 200.
C10M 167/00 - Lubricating compositions characterised by the additive being a mixture of a macromolecular compound, a non-macromolecular compound and a compound of unknown or incompletely defined constitution, each of these compounds being essential
C10N 30/00 - Specified physical or chemical property which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
This disclosure describes an ashless lubricant additive. The additive is a tertiary amine-containing compound having the following structure: Formula (I); where R1and R2 are independently a linear or branched-chain monovalent hydrocarbyl group having two to about twenty carbon atoms, each m is independently from 0 to 2, each p is independently from 0 to 2, for each cylic moiety m + p is from 2 to 4, and each n is independently from 1 to 6.
C10N 30/06 - OilinessFilm-strengthAnti-wearResistance to extreme pressure
C10N 30/10 - Inhibition of oxidation, e.g. anti-oxidants
C10N 30/00 - Specified physical or chemical property which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
This disclosure describes a lubricant additive. The additive is a friction modifier that includes a molybdenum containing compound and a tertiary amine-containing composition having the structure (I), wherein each R1and R5is independently a linear or branched-chain monovalent hydrocarbyl group having one to about twenty carbon atoms, wherein each R2, R3, and R4 is independently a hydrogen, a linear or branched-chain monovalent hydrocarbyl group having one to about twenty carbon atoms, each m is independently from 0 and 4, each p is independently from 0 and 4, for each cyclic moiety m + p is from 2 and 4, and each n is independently from 1 and 6.
C10M 141/12 - Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups , each of these compounds being essential at least one of them being an organic compound containing atoms of elements not provided for in groups
C10N 30/06 - OilinessFilm-strengthAnti-wearResistance to extreme pressure
C10N 30/10 - Inhibition of oxidation, e.g. anti-oxidants
C10N 30/00 - Specified physical or chemical property which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
This disclosure describes a zinc-free lubricating oil composition. The composition includes a major amount of an oil of lubricating viscosity having a kinematic viscosity at 100°C in a range of about 1.5 to about 35 mm232020 hydrocarbyl group. The initial pH of the anti-wear mixture is between 5-9.5 as measured by ASTM D664.
C10M 141/10 - Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups , each of these compounds being essential at least one of them being an organic phosphorus-containing compound
35.
MAGNESIUM AND BORON CONTAINING LUBRICATING OIL COMPOSITION FOR HYBRID VEHICLES
Disclosed is a method for maintaining emulsion stability in a hybrid engine. The method involves lubricating and operating the hybrid engine with a lubricating oil composition having a major amount of an oil of lubricating viscosity; minor amount of a magnesium containing detergent; and a minor amount of a borated dispersant.
C10M 141/12 - Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups , each of these compounds being essential at least one of them being an organic compound containing atoms of elements not provided for in groups
C10N 20/00 - Specified physical properties of component of lubricating compositions
C10N 30/00 - Specified physical or chemical property which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
Disclosed is a method for reducing corrosion in a hybrid engine. The method includes the steps of lubricating a hybrid engine with a lubricating oil composition having a major amount of an oil of lubricating viscosity; a minor amount of a salicylate detergent derived from an isomerized normal alpha olefin; and a minor amount of a dispersant.
C10M 163/00 - Lubricating compositions characterised by the additive being a mixture of a compound of unknown or incompletely defined constitution and a non-macromolecular compound, each of these compounds being essential
C10M 169/04 - Mixtures of base-materials and additives
C10N 30/12 - Inhibition of corrosion, e.g. anti-rust agents, anti-corrosives
Provided is a lubricating oil composition, for example a composition having a SAE 0W-20 viscosity grade or lower, comprising: (a) a major amount of an oil of lubricating viscosity, (b) a non-dispersant comb polymethacrylate (PMA), and (c) a non-dispersant ethylene-based olefin copolymer. Also provided is a method for reducing wear in an internal combustion engine by lubricating the engine with the lubricating oil composition.
C10M 157/00 - Lubricating compositions characterised by the additive being a mixture of two or more macromolecular compounds covered by more than one of the main groups , each of these compounds being essential
38.
LUBRICATING OIL COMPOSITIONS COMPRISING BIOBASED BASE OILS
The present invention generally relates to lubricating oil compositions comprising a biobased base oil, methods of lubricating an engine with said lubricating oil compositions. Also disclosed is the use of said lubricating oil compositions in an engine.
C10N 30/00 - Specified physical or chemical property which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
C10N 40/00 - Specified use or application for which the lubricating composition is intended
C10N 50/02 - Form in which the lubricant is applied to the material being lubricated dissolved or suspended in a carrier which subsequently evaporates to leave a lubricant coating
The present invention generally relates to lubricating oil compositions useful for reducing NOACK volatility in finished lubricating oils of an internal combustion engine. Also disclosed is a method for reducing NOACK volatility in finished lubricating oils in said engine.
C10M 101/00 - Lubricating compositions characterised by the base-material being a mineral or fatty oil
C10M 111/02 - Lubricating compositions characterised by the base-material being a mixture of two or more compounds covered by more than one of the main groups , each of these compounds being essential at least one of them being a non-macromolecular organic compound
The present invention generally relates to lubricating oil compositions useful for automatic transmissions, and particularly transmission oils for automotive automatic transmissions in battery electrical vehicles (BEVs), hybrid vehicles (HVs) and plug-in hybrid vehicles (PHVs). The lubricant is free of metal compounds (e.g., Ca, Mo, or Zn) and demonstrates high volume resistivity, wear protection, and copper corrosion resistance.
The present invention generally relates to lubricating oil compositions useful for automatic transmissions, and particularly transmission oils for automotive automatic transmissions in battery electrical vehicles (BEVs), hybrid vehicles (HVs) and plug-in hybrid vehicles (PHVs). The lubricant is free of metal compounds (e.g., Ca, Mo, or Zn) and demonstrates high volume resistivity, wear protection, and copper corrosion resistance.
C10N 30/06 - OilinessFilm-strengthAnti-wearResistance to extreme pressure
C10N 30/10 - Inhibition of oxidation, e.g. anti-oxidants
C10N 30/12 - Inhibition of corrosion, e.g. anti-rust agents, anti-corrosives
C10N 30/00 - Specified physical or chemical property which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
Disclosed is an internal combustion engine lubricating oil composition for reducing corrosion in the engine of a hybrid vehicle. Reduction of corrosion can be determined by the JIS K2246 test method. Also disclosed are methods for using said lubricating oil composition for reducing corrosion in the engine of a hybrid vehicle.
C10M 129/00 - Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing oxygen
C10M 161/00 - Lubricating compositions characterised by the additive being a mixture of a macromolecular compound and a non-macromolecular compound, each of these compounds being essential
C10M 169/04 - Mixtures of base-materials and additives
The present disclosure generally relates to a lubricating oil composition comprising: a major amount of an oil of lubricating viscosity, one or more detergents comprising at least one alkylhydroxybenzoate compound, and an ashless sulfur compound. Also provided is a method of lubricating an engine with said lubricating oil composition.
C10M 141/08 - Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups , each of these compounds being essential at least one of them being an organic sulfur-, selenium- or tellurium-containing compound
Disclosed is a lubricating oil composition comprising: a major amount of an oil of lubricating viscosity, and an salicylate compound derived from isomerized normal alpha olefin (NAO) having from about 10 to about 40 carbon atoms, wherein the TBN of the salicylate compound is at least 600 mg KOH/g on an actives basis, and wherein the lubricating oil composition contains from about 0.12 to about 0.17 wt.% of calcium and is substantially free of magnesium. Also provided is a method of lubricating an engine with said lubricating oil composition.
Provided is a lubricating oil composition having a HTHS viscosity at 150°C in a range of about 1.7 to about 3.2 mPa s and a low temperature cold cranking viscosity of less than 7,000 mPa s at -20 °C, comprising: (a) a major amount of an oil of lubricating viscosity having a kinematic viscosity at 100°C of from 3.5 mm2/s to 20 mm2AA) of less than 5%; (b) an organomolybdenum compound; (c) a dispersed hydrated alkali metal borate compound; (e) one or more dispersants; (f) one or more calcium-based metal detergents; and (g) optionally, one or more magnesium-based metal detergents. Also provided is a method for improving wear, high temperature detergency, and thermal stability in an engine comprising operating said engine with said lubricating oil composition.
A) of less than 5%; (b) an organomolybdenum compound; (c) a dispersed hydrated alkali metal borate compound; (e) one or more dispersants; (f) one or more calcium-based metal detergents; and (g) optionally, one or more magnesium-based metal detergents.
Also provided is a method for improving wear, high temperature detergency, and thermal stability in an engine comprising operating said engine with said lubricating oil composition.
C10M 169/04 - Mixtures of base-materials and additives
C10M 129/54 - Carboxylic acidsSalts thereof having carboxyl groups bound to a carbon atom of a six-membered aromatic ring containing hydroxy groups
C10M 139/00 - Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing atoms of elements not provided for in groups
C10M 135/18 - Thio-acidsThiocyanatesDerivatives thereof having a carbon-to-sulfur double bond thiocarbamic type, e.g. containing the groups
C10M 141/12 - Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups , each of these compounds being essential at least one of them being an organic compound containing atoms of elements not provided for in groups
C10M 161/00 - Lubricating compositions characterised by the additive being a mixture of a macromolecular compound and a non-macromolecular compound, each of these compounds being essential
C10M 125/26 - Compounds containing silicon or boron, e.g. silica, sand
C10M 129/50 - Carboxylic acidsSalts thereof having carboxyl groups bound to a carbon atom of a six-membered aromatic ring monocarboxylic
C10M 133/12 - Amines, e.g. polyalkylene polyaminesQuaternary amines having amino groups bound to a carbon atom of a six-membered aromatic ring
C10M 133/44 - Five-membered ring containing nitrogen and carbon only
C10M 135/10 - Sulfonic acids or derivatives thereof
C10M 141/10 - Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups , each of these compounds being essential at least one of them being an organic phosphorus-containing compound
C10N 30/00 - Specified physical or chemical property which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
The present invention generally relates to lubricating oil compositions useful for vehicles such as industrial machinery, especially transport, construction, and agricultural machinery. Also disclosed is a method for maintaining friction in said vehicles comprising lubricating said vehicles with said lubricating oil compositions.
C10M 163/00 - Lubricating compositions characterised by the additive being a mixture of a compound of unknown or incompletely defined constitution and a non-macromolecular compound, each of these compounds being essential
C10M 169/04 - Mixtures of base-materials and additives
C10M 171/00 - Lubricating compositions characterised by purely physical criteria, e.g. containing as base-material, thickener or additive, ingredients which are characterised exclusively by their numerically specified physical properties, i.e. containing ingredients which are physically well defined but for which the chemical nature is either unspecified or only very vaguely indicated
The present invention generally relates to lubricating oil compositions useful for automatic transmissions, and particularly transmission oils for automotive automatic transmissions and / or continuously variable transmissions using wet clutch systems, in particular wet paper clutch containing a small amount of cellulose fiber and/or aramid fiber.
C10M 163/00 - Lubricating compositions characterised by the additive being a mixture of a compound of unknown or incompletely defined constitution and a non-macromolecular compound, each of these compounds being essential
The present invention generally relates to lubricating oil compositions useful for automatic transmissions, and particularly transmission oils for automotive automatic transmissions and/or continuously variable transmissions using wet clutch systems, in particular wet paper clutch containing a small amount of cellulose fiber and/or aramid fiber.
C10M 141/10 - Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups , each of these compounds being essential at least one of them being an organic phosphorus-containing compound
C10M 163/00 - Lubricating compositions characterised by the additive being a mixture of a compound of unknown or incompletely defined constitution and a non-macromolecular compound, each of these compounds being essential
Provided is an internal combustion engine lubricating oil composition having a major amount of an oil of lubricating viscosity; a combination of alkaline earth metal alkylhydroxybenzoate detergents; at least about 50 to about 500 ppm of boron from a boron containing detergent; a molybdenum containing compound in an amount to provide the lubricating oil composition from about 100 to about 1500 ppm molybdenum; a ZnDTP compound; where the composition comprises magnesium in an amount from about 100 to about 800 ppm, and calcium in an amount from about 500 to about 2000 ppm.
C10M 163/00 - Lubricating compositions characterised by the additive being a mixture of a compound of unknown or incompletely defined constitution and a non-macromolecular compound, each of these compounds being essential
C10M 167/00 - Lubricating compositions characterised by the additive being a mixture of a macromolecular compound, a non-macromolecular compound and a compound of unknown or incompletely defined constitution, each of these compounds being essential
51.
PASSENGER CAR LUBRICATING OIL COMPOSITIONS FOR FUEL ECONOMY
The present disclosure generally relates to an internal combustion engine lubricating oil composition comprising: (a) a major amount of a base oil of lubricating viscosity; (b) a nitrogen-containing dispersant; (c) an alkaline earth metal containing detergent; (d) a compound comprising the reaction product of: (i) a nitrogen-containing reactant, wherein the nitrogen-containing reactant comprises an alkyl alkanolamide, an alkyl alkoxylated alkanolamide, an alkyl alkanolamine, an alkyl alkoxylated alkanolamine or mixtures thereof, (ii) a source of boron, and (iii) a hydrocarbyl polyol, having at least three hydroxyl groups. Also provided is a method for improving fresh oil or used oil fuel economy in an internal combustion engine comprising lubricating said engine with said lubricating oil composition.
C10M 163/00 - Lubricating compositions characterised by the additive being a mixture of a compound of unknown or incompletely defined constitution and a non-macromolecular compound, each of these compounds being essential
This disclosure generally relates to a lubricating oil composition having a HTHS viscosity at 150°C in a range of about 1.3 to about 2.5 cP, comprising: (a) a major amount of an oil of lubricating viscosity having a kinematic viscosity at 100°C in a range of 1.5 to 6.0 mm2/s; and (b) an overbased metal salt of an alkyl-substituted detergent. 0 28
Disclosed is a MoDTC-free lubricating oil composition for motorcycles which comprises an engine and a clutch, wherein the composition comprises: an oil of lubricating viscosity, a molybdenum compound, and a salicylate detergent having a TBN 100-450 on active basis, wherein the composition lubricates the engine but not the clutch. Also disclosed is a method for lubricating the engine of a motorcycle, which comprises an engine and a clutch, with a MoDTC-free lubricating oil composition, wherein the composition comprises: an oil of lubricating viscosity, a molybdenum compound, and a salicylate detergent having a TBN 100-450 on active basis, and wherein the composition lubricates the engine but not the clutch.
C10M 163/00 - Lubricating compositions characterised by the additive being a mixture of a compound of unknown or incompletely defined constitution and a non-macromolecular compound, each of these compounds being essential
30 alkene 1,2-diols; an overbased alkyl alkaline earth metal hydroxybenzoate detergent having a metal ratio less than 3.0; and an overbased alkyl calcium sulfonate or an overbased alkyl calcium hydroxybenzoate having a metal ratio of 3.5 or greater.
C10M 139/00 - Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing atoms of elements not provided for in groups
C10M 141/10 - Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups , each of these compounds being essential at least one of them being an organic phosphorus-containing compound
C10M 163/00 - Lubricating compositions characterised by the additive being a mixture of a compound of unknown or incompletely defined constitution and a non-macromolecular compound, each of these compounds being essential
C10M 141/08 - Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups , each of these compounds being essential at least one of them being an organic sulfur-, selenium- or tellurium-containing compound
Disclosed is an ultra-low SAPS lubricating oil composition comprising: an oil of lubricating viscosity; an aromatic dicarboxylic acid treated dispersant supplying at least 0. 30 wt% of the aromatic dicarboxylic acid to said lubricating oil composition; an ashless peroxide decomposer present at a treat rate of from about 0.4 to 5.0 wt%; a metal deactivator wherein the metal deactivator is present at a treat rate of greater than 0.08 wt%; wherein said lubricating oil composition contains less than 1000 ppm sulfur, less than 300 ppm phosphorus and less than 0.25 wt% sulfated ash.
C10M 129/34 - Carboxylic acidsSalts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having 7 or less carbon atoms polycarboxylic
56.
ULTRA-LOW SAPS LUBRICANTS FOR INTERNAL COMBUSTION ENGINES
An ultra-low SAPS lubricating oil composition comprises an oil of lubricating viscosity; a borated dispersant supplying at least 500 ppm boron to said lubricating oil composition; an ashless peroxide decomposer present at a treat rate of from about 0.4 to 5.0 wt%; a metal deactivator wherein the metal deactivator is present at a treat rate of greater than 0.08 wt%; wherein said lubricating oil composition contains less than 1000 ppm sulfur, less than 300 ppm phosphorus and less than 0.25 wt% sulfated ash.
C10L 10/08 - Use of additives to fuels or fires for particular purposes for improving lubricityUse of additives to fuels or fires for particular purposes for reducing wear
C10M 105/78 - Lubricating compositions characterised by the base-material being a non-macromolecular organic compound containing boron
C10M 125/10 - Metal oxides, hydroxides, carbonates or bicarbonates
C10M 169/04 - Mixtures of base-materials and additives
57.
Lubricating oil composition for lubricating automotive engines
A lubricating oil composition of SAE viscosity grade 0W20 which comprises a base oil and additive components comprising a nitrogen-containing ashless dispersant, an alkaline earth metal-containing detergent, a phosphorus-containing wear inhibitor, an oxidation inhibitor and a viscosity index improver and which shows a viscosity index of 200-240, a HTHS viscosity of not less than 2.9 mPa·s s at 150° C. and a Noack evaporation loss of not more than 13% favorably gives a high fuel economy and high wear inhibition to a four cycle gasoline engine of motorcycles and a diesel engine mounted on motor cars equipped with an exhaust gas post-processing apparatus.
A method of cleaning an inner surface component of a gasoline engine has the following steps: a step of connecting a cleaning liquid supply pipe (15) at its discharge opening (13) to an opening (18) of the gasoline engine (21) having an intake pipe (19), the cleaning liquid supply pipe (15)being connected to a cleaning liquid storage container (12), in which cleaning liquid is placed, and having in its middle a gas supply opening (14), the discharge opening (13) being located at the tip of cleaning liquid supply pipe (15), the opening (18) being provided on the downstream of a throttle valve installation section (16); a step of operating the engine to reduce the pressure inside the intake pipe and then continuously supplying the cleaning liquid in the form of liquid drops into the pressure-reduced intake pipe from the container (12) via the cleaning liquid discharge opening (13) and, at the same time, continuously supplying gas that contains oxygen at a concentration of not less than 20% in volume into the intake pipe from the gas supply opening (14) of the cleaning liquid supply pipe (15), to thereby cause the gas to convey the liquid drops into the engine, cleaning the inner surface component of the engine by allowing the cleaning liquid to be in contact with the inner surface component; and a step of discharging the cleaning liquid having been in contact with the inner surface component. The inner surface component of the gasoline engine can be cleaned by simple work.
A method of cleaning an inner surface component of a gasoline engine has the following steps: a step of connecting a cleaning liquid supply pipe (15) at its discharge opening (13) to an opening (18) of the gasoline engine (21) having an intake pipe (19), the cleaning liquid supply pipe (15)being connected to a cleaning liquid storage container (12), in which cleaning liquid is placed, and having in its middle a gas supply opening (14), the discharge opening (13) being located at the tip of cleaning liquid supply pipe (15), the opening (18) being provided on the downstream of a throttle valve installation section (16); a step of operating the engine to reduce the pressure inside the intake pipe and then continuously supplying the cleaning liquid in the form of liquid drops into the pressure-reduced intake pipe from the container (12) via the cleaning liquid discharge opening (13) and, at the same time, continuously supplying gas that contains oxygen at a concentration of less than 20% in volume into the intake pipe from the gas supply opening (14) of the cleaning liquid supply pipe (15), to thereby cause the gas to convey the liquid drops into the engine, cleaning the inner surface component of the engine by allowing the cleaning liquid to be in contact with the inner surface component; and a step of discharging the cleaning liquid having been in contact with the inner surface component. The inner surface component of the gasoline engine can be cleaned by simple work.
A lubricating oil composition favorably employable for trunk piston diesel engines contains an overbased sulfurized alkylphenol calcium salt, at least two (preferably three) overbased alkylsalicylic acid calcium salts having different base ratios and hydrocarbyl groups of different carbon atom numbers, a borated ashless dispersant, and a zinc dihydrocarbyldithiophosphate.
C10M 159/20 - Reaction mixtures having an excess of neutralising base, e.g. so-called overbasic or highly basic products
C10M 141/12 - Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups , each of these compounds being essential at least one of them being an organic compound containing atoms of elements not provided for in groups
A low sulfated ash, tow sulfur, low phosphorus, low zinc lubricating, oil composition preferably employable for internal combustion engines using a low sulfur hydrocarbon fuel comprises a base oil having a saturated component of 85 wt. % or more, a viscosity index of 110 or more, and a sulfur content of 0.01 wt. % or less; an alkaline earth metal-containing detergent; a nitrogen-containing ashless dispersant of a weight average molecular weight of 4,500 or more; a phenolic or amine oxidation inhibitor; and a basic nitrogen-containing compound-oxymolybdenum complex.
C10M 141/00 - Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups , each of these compounds being essential
C10M 141/12 - Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups , each of these compounds being essential at least one of them being an organic compound containing atoms of elements not provided for in groups
62.
LUBRICATING OIL COMPOSITION COMPRISING A SALICYLATE COMPOUND DERIVED FROM ISOMERIZED NORMAL ALPHA OLEFIN (NAO)
Disclosed is a lubricating oil composition comprising: a major amount of an oil of lubricating viscosity, and an salicylate compound derived from isomerized normal alpha olefin (NAO) having from 10 to 40 carbon atoms, wherein the TBN of the salicylate compound is at least 600 mg KOH/g on an actives basis, and wherein the lubricating oil composition contains from about 0.12 to about 0.17 wt.% of calcium and is substantially free of magnesium. Also provided is a method of lubricating an engine with said lubricating oil composition.
The present disclosure generally relates to a lubricating oil composition comprising: a major amount of an oil of lubricating viscosity, one or more detergents comprising at least one alkylhydroxybenzoate compound, and an ashless sulfur compound. Also provided is a method of lubricating an engine with said lubricating oil composition.
C10M 159/22 - Reaction mixtures having an excess of neutralising base, e.g. so-called overbasic or highly basic products containing phenol radicals
C10M 163/00 - Lubricating compositions characterised by the additive being a mixture of a compound of unknown or incompletely defined constitution and a non-macromolecular compound, each of these compounds being essential
64.
SALICYLATE CONTAINING LUBRICATING OIL COMPOSITION FOR HYBRID VEHICLES
Disclosed is a method for reducing corrosion in a hybrid engine. The method includes the steps of lubricating a hybrid engine with a lubricating oil composition having a major amount of an oil of lubricating viscosity; a minor amount of a salicylate detergent derived from an isomerized normal alpha olefin; and a minor amount of a dispersant.
C10M 163/00 - Lubricating compositions characterised by the additive being a mixture of a compound of unknown or incompletely defined constitution and a non-macromolecular compound, each of these compounds being essential
C10M 169/04 - Mixtures of base-materials and additives
65.
MAGNESIUM AND BORON CONTAINING LUBRICATING OIL COMPOSITION FOR HYBRID VEHICLES
Disclosed is a method for maintaining emulsion stability in a hybrid engine. The method involves lubricating and operating the hybrid engine with a lubricating oil composition having a major amount of an oil of lubricating viscosity; minor amount of a magnesium containing detergent; and a minor amount of a borated dispersant.
C10M 141/12 - Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups , each of these compounds being essential at least one of them being an organic compound containing atoms of elements not provided for in groups
This disclosure describes a lubricating oil composition that includes a major amount of an oil of lubricating viscosity and one or more nitrogen-containing having the formula (I): Formula (I) wherein R1 is functional group containing 10 to 250 carbon atoms; and R2 and R3 are independently functional groups SO containing 2to20 carbon atoms.
A METHOD OF IMPROVING THE ACRYLIC RUBBER SEALANT COMPATIBILITY WITH A LUBRICATING OIL COMPOSITION IN AN INTERNAL COMBUSTION ENGINE IN COMPARISON TO A CONVENTIONALLY USED LUBRICATING OIL COMPOSITION
It has been discovered that a lubricating oil composition containing a certain
combination of a nitrogen-containing dispersant and a metal-containing detergent of an alkali metal salt of alkylphenol derivative having a Mannich base structure, together with a phosphorus-containing organic compound, can be effectively employed in a method for improving the acrylic rubber sealant compatibility in an internal combustion engine, if the ratio of the nitrogen-containing dispersant and a metal-containing detergent of an alkali metal salt of alkylphenol derivative having a Mannich base structure is adjusted to a specific range, i.e., in the range of from 1:0.005 to 1:2 in terms of the nitrogen content.
A low sulfated ash, low sulfur, low phosphorus, low zinc lubricating oil composition preferably employable for internal combustion engines using a low sulfur hydrocarbon fuel comprises a base oil having a saturated component of 85 wt.% or more, a viscosity index of 110 or more, and a sulfur content of 0.01 wt.% or less; an alkaline earth metal-containing detergent; a nitrogen-containing ashless dispersant of a weight average molecular weight of 4,500 or more; a phenolic or amine oxidation inhibitor; and a basic nitrogen-containing compound-oxymolybdenum complex.
C10M 129/10 - Hydroxy compounds having hydroxy groups bound to a carbon atom of a six-membered aromatic ring
C10M 133/00 - Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing nitrogen
C10M 133/12 - Amines, e.g. polyalkylene polyaminesQuaternary amines having amino groups bound to a carbon atom of a six-membered aromatic ring
C10M 133/44 - Five-membered ring containing nitrogen and carbon only
C10M 141/06 - Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups , each of these compounds being essential at least one of them being an organic nitrogen-containing compound
C10M 159/20 - Reaction mixtures having an excess of neutralising base, e.g. so-called overbasic or highly basic products
C10M 169/04 - Mixtures of base-materials and additives
69.
FUEL ECONOMY LUBRICATING OIL COMPOSITION FOR LUBRICATING DIESEL ENGINES
A lubricating oil composition for internal combus-tion engines comprising a base oil having and lubricating viscosity and additives composed of a) a salt of an alka-li 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 inhibi-tor, is effective for lubricating diesel engines using a low sulfur-content fuel, even though it has a low sul-fated ash content, a low sulfur content and a low phosphorus content.
C10M 129/40 - Carboxylic acidsSalts thereof having carboxyl groups bound to acyclic or cycloaliphatic carbon atoms having 8 or more carbon atoms monocarboxylic
C10M 149/00 - Lubricating compositions characterised by the additive being a macromolecular compound containing nitrogen
C10M 161/00 - Lubricating compositions characterised by the additive being a mixture of a macromolecular compound and a non-macromolecular compound, each of these compounds being essential
A lubricating oil composition which has a sulfur content of 0.5 wt.% or less and which at least comprises a base oil and the following additive components a) to e): a) an ashless dispersant comprising an alkenyl- or alkyl-succinimide or a derivative thereof; b) an ashless dispersant comprising an alkenyl- or alkyl-succinic ester or a derivative thereof; c) a molybdenum complex of a basic nitrogen-containing compound; d) an alkaline earth metal--containing detergent having TBN of 10-400 mg.cndot.KOH/g; and e) an anti-wear agent favorably employed for lubricating internal combustion engines operated using a low sulfur hydrocarbon fuel.
C10M 141/12 - Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups , each of these compounds being essential at least one of them being an organic compound containing atoms of elements not provided for in groups
The present invention is directed to a Zinc-free transmission oil composition for construction machinery comprising: (i) at least 40 wt. % of an oil of lubricating viscosity, (ii) at least 0.25 wt. % of a dithiophosphorylated carboxylic acid compound, and (iii) a succinimide dispersant derived from a polyisobutylene group of 1200 molecular weight or less. Also provided is a method for lubricating the transmission of a construction machine comprising lubricating the transmission with a Zinc-free transmission oil composition comprising: (i) at least 40 wt. % of an oil of lubricating viscosity, (ii) at least 0.25 wt. % of a dithiophosphorylated carboxylic acid compound, and a succinimide dispersant derived from a polyisobutylene group of 1200 molecular weight or less.
C10M 141/10 - Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups , each of these compounds being essential at least one of them being an organic phosphorus-containing compound
Provided is an internal combustion engine lubricating oil composition having a major amount of an oil of lubricating viscosity; a combination of alkaline earth metal alkylhydroxybenzoate detergents; at least about 50 to about 500 ppm of boron from a boron containing detergent; a molybdenum containing compound in an amount to provide the lubricating oil composition from about 100 to about 1500 ppm molybdenum; a ZnDTP compound; where the composition comprises magnesium in an amount from about 100 to about 800 ppm, and calcium in an amount from about 500 to about 2000 ppm.
C10M 163/00 - Lubricating compositions characterised by the additive being a mixture of a compound of unknown or incompletely defined constitution and a non-macromolecular compound, each of these compounds being essential
C10M 167/00 - Lubricating compositions characterised by the additive being a mixture of a macromolecular compound, a non-macromolecular compound and a compound of unknown or incompletely defined constitution, each of these compounds being essential
The present invention generally relates to lubricating oil compositions useful for automatic transmissions, and particularly transmission oils for automotive automatic transmissions and / or continuously variable transmissions using wet clutch systems, in particular wet paper clutch containing a small amount of cellulose fiber and/or aramid fiber.
C10M 163/00 - Lubricating compositions characterised by the additive being a mixture of a compound of unknown or incompletely defined constitution and a non-macromolecular compound, each of these compounds being essential
The present invention generally relates to lubricating oil compositions useful for vehicles such as industrial machinery, especially transport, construction, and agricultural machinery. Also disclosed is a method for maintaining friction in said vehicles comprising lubricating said vehicles with said lubricating oil compositions.
C10M 163/00 - Lubricating compositions characterised by the additive being a mixture of a compound of unknown or incompletely defined constitution and a non-macromolecular compound, each of these compounds being essential
C10M 169/04 - Mixtures of base-materials and additives
C10M 171/00 - Lubricating compositions characterised by purely physical criteria, e.g. containing as base-material, thickener or additive, ingredients which are characterised exclusively by their numerically specified physical properties, i.e. containing ingredients which are physically well defined but for which the chemical nature is either unspecified or only very vaguely indicated
75.
LUBRICATING OIL COMPOSITION FOR GOOD EMULSION FORMING PROPERTIES FOR HYBRID VEHICLES
Disclosed is an internal combustion engine lubricating oil composition for reducing corrosion in the engine of a hybrid vehicle. Reduction of corrosion can be determined by the JIS K2246 test method. Also disclosed are methods for using said lubricating oil composition for reducing corrosion in the engine of a hybrid vehicle.
C10M 161/00 - Lubricating compositions characterised by the additive being a mixture of a macromolecular compound and a non-macromolecular compound, each of these compounds being essential
76.
LUBRICATING OIL COMPOSITION INCLUDING COMB POLYMETHACRYLATE AND ETHYLENE-BASED OLEFIN COPOLYMER VISCOSITY MODIFIERS
Provided is a lubricating oil composition, for example a composition having a SAE 0W-20 viscosity grade or lower, comprising: (a) a major amount of an oil of lubricating viscosity, (b) a non-dispersant comb polymethacrylate (PMA), and (c) a non-dispersant ethylene-based olefin copolymer. Also provided is a method for reducing wear in an internal combustion engine by lubricating the engine with the lubricating oil composition.
C10M 157/00 - Lubricating compositions characterised by the additive being a mixture of two or more macromolecular compounds covered by more than one of the main groups , each of these compounds being essential
A lubricating oil for hybrid engine includes a major amount of an oil of lubricating viscosity; a boron-containing compound in an amount to provide 50 to 300 ppm of boron to lubricating oil composition; an overbased calcium salicylate or a mixture of an overbased calcium sulfonate and overbased calcium salicylate individually having a total base number of greater than 150 mg KOH/g, measured by the method of ASTM D-2896, present in an amount that provides 800 ppm to 1800 ppm of calcium to the lubricating oil composition; zinc dithiophosphate (ZnDTP) in an amount to bring from 100 to 800 ppm of phosphorus to the lubricating oil composition; and a non-dispersant comb polymethacrylate (PMA) viscosity index improver (VII). The boron-containing compound includes a borated dispersant. The KV at 100 ºC of the lubricating oil composition is from 6 cSt to 8.5 cSt, the KV at 40 ºC of the lubricating oil composition is from 25 cSt to 35 cSt, and the VI of the lubricating oil composition is greater than 200.
C10M 167/00 - Lubricating compositions characterised by the additive being a mixture of a macromolecular compound, a non-macromolecular compound and a compound of unknown or incompletely defined constitution, each of these compounds being essential
C10M 167/00 - Lubricating compositions characterised by the additive being a mixture of a macromolecular compound, a non-macromolecular compound and a compound of unknown or incompletely defined constitution, each of these compounds being essential
C10N 30/00 - Specified physical or chemical property which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
A fuel composition is described. The composition contains a hydrocarbon-based fuel boiling in the gasoline or diesel range; a carrier fluid comprising an alkyl polyethoxylate having the following structure (I), where each R2 and R3 is independently hydrogen, C1-C4 hydrocarbyl group, or C1-C3 alcohol, where R1 is C4-C100 hydrocarbyl group, carboxyl group, ether group, thioether group, or aromatic group, wherein x is from 1 to 20, or a hydrocarbyl phenol having the following structure (II) wherein R is a hydrocarbyl group from C4-C100; an amine-based detergent given by formula 2, R4-O-(CH2)y-NHR5, where the amine-based detergent is present in about 10 ppm to about 750 ppm by weight based on total weight of the fuel composition; where R4 is a hydrocarbyl group having 8 to 20 carbons, R5 is hydrogen or (CH2)zNH2 moiety, and where y, z are independently integers having a value of 2 or greater; and one or more nitrogen-containing detergent.
Disclosed is an ultra-low SAPS lubricating oil composition comprising: an oil of lubricating viscosity; an aromatic dicarboxylic acid treated dispersant supplying at least 0. 30 wt% of the aromatic dicarboxylic acid to said lubricating oil composition; an ashless peroxide decomposer present at a treat rate of from about 0.4 to 5.0 wt%; a metal deactivator wherein the metal deactivator is present at a treat rate of greater than 0.08 wt%; wherein said lubricating oil composition contains less than 1000 ppm sulfur, less than 300 ppm phosphorus and less than 0.25 wt% sulfated ash.
C10M 129/52 - Carboxylic acidsSalts thereof having carboxyl groups bound to a carbon atom of a six-membered aromatic ring polycarboxylic
C10M 133/12 - Amines, e.g. polyalkylene polyaminesQuaternary amines having amino groups bound to a carbon atom of a six-membered aromatic ring
C10M 133/44 - Five-membered ring containing nitrogen and carbon only
C10M 141/06 - Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups , each of these compounds being essential at least one of them being an organic nitrogen-containing compound
This disclosure generally relates to a lubricating oil composition having a HTHS viscosity at 150 C determined in accordance with ASTM D4683 in a range of 1.3 to 2.5 mPa.s (1.3 to 2.5 cP), comprising: (a) an oil of lubricating viscosity in excess of 50 weight % of the composition, the oil of lubricating viscosity having a kinematic viscosity at 100 C determined in accordance with ASTM D445 in a range of 1.5 to 6.0 mm2/s; and (b) an overbased metal salt of an alkyl-substituted phenolic-based detergent, wherein the alkyl group is derived from an isomerized nolinal alpha olefin.
The present disclosure generally relates to an internal combustion engine lubricating oil composition comprising: (a) a major amount of abase oil of lubricating viscosity; (b) a nitrogen-containing dispersant; (c) an alkaline earth metal containing detergent; (d) a compound comprising the reaction product of: (i) a nitrogen-containing reactant, wherein the nitrogen-containing reactant com-prises an alkyl alkanolamide, an alkyl alkoxylated alkanolamide, an alkyl alkanolamine, an alkyl alkoxylated alkanolamine or mixtures thereof, (ii) a source of boron, and (iii) a hydrocarbyl polyol, having at least three hydroxyl groups. Also provided is a method for improving fresh oil or used oil fuel economy in an internal combustion engine comprising lubricating said engine with said lubricating oil composition.
C10M 163/00 - Lubricating compositions characterised by the additive being a mixture of a compound of unknown or incompletely defined constitution and a non-macromolecular compound, each of these compounds being essential
83.
LUBRICATING OIL COMPOSITIONS COMPRISING BIOBASED BASE OILS
The present invention generally relates to lubricating oil compositions comprising a biobased base oil, methods of lubricating an engine with said lubricating oil compositions. Also disclosed is the use of said lubricating oil compositions in an engine.
This disclosure describes an ashless lubricant additive. The additive is a tertiary amine-containing compound having the following structure: Formula (I); where R1 and R2 are independently a linear or branched-chain monovalent hydrocarbyl group having two to about twenty carbon atoms, each m is independently from 0 to 2, each p is independently from 0 to 2, for each cylic moiety m + p is from 2 to 4, and each n is independently from 1 to 6.
This disclosure describes a lubricant additive. The additive is a friction modifier that includes a molybdenum containing compound and a tertiary amine-containing composition having the structure (I), wherein each R1 and R5 is independently a linear or branched-chain monovalent hydrocarbyl group having one to about twenty carbon atoms, wherein each R2, R3, and R4 is independently a hydrogen, a linear or branched-chain monovalent hydrocarbyl group having one to about twenty carbon atoms, each m is independently from 0 and 4, each p is independently from 0 and 4, for each cyclic moiety m + p is from 2 and 4, and each n is independently from 1 and 6.
C10M 141/12 - Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups , each of these compounds being essential at least one of them being an organic compound containing atoms of elements not provided for in groups
A lubricating oil composition is provided. The composition includes major amount of an oil of lubricating viscosity, or more alkaline earth metal detergent, one or more nitrogen-containing dispersant, and up to about 0.10 wt % of zinc from zinc dithiophosphate. The lubricating oil composition has sulfur content of up to 0.10 wt %, sulfated ash content of up to 0.30 wt %, and the ratio of total nitrogen concentration to total alkaline earth metal concentration from the one or more alkaline earth metal detergent is about 20 or greater.
C10M 133/00 - Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing nitrogen
C10M 135/10 - Sulfonic acids or derivatives thereof
C10M 137/02 - Lubricating compositions characterised by the additive being an organic non-macromolecular compound containing phosphorus having no phosphorus-to-carbon bond
87.
LUBRICATING ENGINE OIL FOR HYBRID OR PLUG-IN HYBRID ELECTRIC VEHICLES
The present application pertains to a lubricating oil composition for a hybrid or plug-in hybrid electric vehicle. The composition may comprise a base oil and a ZnDTP derived from a mixture of C3 and C8 alcohols.
This disclosure describes an ashless lubricant additive. The additive is a tertiary amine-containing compound having the following structure: where each R1 and R5 is independently a linear or branched-chain monovalent hydrocarbyl group having two to about twenty carbon atoms, where each R2, R3, and R4 is independently a hydrogen, a linear or branched-chain monovalent hydrocarbyl group having one to about twenty carbon atoms wherein at least one of R2, R3, and R4 is hydrogen, each m is independently from 0 to 2, each p is independently from 0 to 2, for each cylic moiety m + p is from 2 to 4, and each n is independently from 1 to 6.
C10M 133/40 - Six-membered ring containing nitrogen and carbon only
C10N 30/00 - Specified physical or chemical property which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
C10N 30/06 - OilinessFilm-strengthAnti-wearResistance to extreme pressure
C10N 30/12 - Inhibition of corrosion, e.g. anti-rust agents, anti-corrosives
A lubricating oil composition of SAE viscosity grade 0W20 which comprises a base oil and additive components comprising a nitrogen-containing ashless dispersant, an alkaline earth metal-containing detergent, a phosphorus-containing wear inhibitor, an oxidation inhibitor and a viscosity index improver and which shows a viscosity index of 200-240, a HTHS viscosity of not less than 2.9 mPa.cndot.s s at 150.degree.C and a Noack evaporation loss of not more than 13% favorably gives a high fuel economy and high wear inhibition to a four cycle gasoline engine of motorcycles and a diesel engine mounted on motor cars equipped with an exhaust gas post-processing apparatus.
A fuel economical lubricating oil composition for internal combustion engines comprises a base oil and an additive composition comprising an overbased metal- containing detergent and a molybdenum-containing friction modifier, in which the overbased metal- containing detergent comprises calcium salicylate having an alkyl group having an average carbon atom number of 14-18, at least 60 mol. % of the alkyl group having a carbon atom number of 14- 18, and calcium sulfonate having an alkyl group having an average carbon atom number of 20-24, at least 60 mol.% of the alkyl group having a carbon atom number of 20-24, and/or calcium salicylate having an alkyl group having an average carbon atom number of 20-28, at least 60 mol.% of the alkyl group having a carbon atom number of 20-28.
C10M 135/18 - Thio-acidsThiocyanatesDerivatives thereof having a carbon-to-sulfur double bond thiocarbamic type, e.g. containing the groups
C10M 159/20 - Reaction mixtures having an excess of neutralising base, e.g. so-called overbasic or highly basic products
C10M 163/00 - Lubricating compositions characterised by the additive being a mixture of a compound of unknown or incompletely defined constitution and a non-macromolecular compound, each of these compounds being essential
The present invention is directed to a lubricating oil additive containing a vicinal diol and a particular detergent blend typically is low viscosity base oils whereby exhibiting improved fuel economy. In this respect, disclosed is a lubricating oil composition comprising: a major amount of base oil of lubricating viscosity; a friction modifier which is selected from the group consisting of C10-C30 alkane 1,2-diols and C10-C30 alkene 1,2-diols; an overbased alkyl alkaline earth metal hydroxybenzoate detergent having a metal ratio less than 3.0; and an overbased alkyl calcium sulfonate or an overbased alkyl calcium hydroxybenzoate having a metal ratio of 3.5 or greater.
C10M 129/08 - Hydroxy compounds having hydroxy groups bound to acyclic or cycloaliphatic carbon atoms containing at least 2 hydroxy groups
C10M 129/90 - Hydroxy compounds having hydroxy groups bound to acyclic or cycloaliphatic carbon atoms
C10M 159/20 - Reaction mixtures having an excess of neutralising base, e.g. so-called overbasic or highly basic products
C10M 163/00 - Lubricating compositions characterised by the additive being a mixture of a compound of unknown or incompletely defined constitution and a non-macromolecular compound, each of these compounds being essential
92.
LUBRICATING OIL COMPOSITIONS FOR CONSTRUCTION MACHINES
Provided is a Zinc-free transmission oil composition for construction machinery comprising: a major amount of an oil of lubricating viscosity, a dithiophosphorylated carboxylic acid compound, a phenate detergent, a friction modifier, and greater than 0.05 wt. % of a sulfur-containing wear inhibitor. Also provided is a method for lubricating the transmission of a construction machine comprising lubricating the transmission with said Zinc-free transmission oil composition.
C10M 159/22 - Reaction mixtures having an excess of neutralising base, e.g. so-called overbasic or highly basic products containing phenol radicals
C10M 163/00 - Lubricating compositions characterised by the additive being a mixture of a compound of unknown or incompletely defined constitution and a non-macromolecular compound, each of these compounds being essential
Disclosed is a MoDTC-free lubricating oil composition for motorcycles which comprises an engine and a clutch, wherein the composition comprises: an oil of lubricating viscosity, a molybdenum compound, and a salicylate detergent having a TBN 100-450 on active basis, wherein the composition lubricates the engine but not the clutch. Also disclosed is a method for lubricating the engine of a motorcycle, which comprises an engine and a clutch, with a MoDTC-free lubricating oil composition, wherein the composition comprises: an oil of lubricating viscosity, a molybdenum compound, and a salicylate detergent having a TBN 100-450 on active basis, and wherein the composition lubricates the engine but not the clutch.
C10M 163/00 - Lubricating compositions characterised by the additive being a mixture of a compound of unknown or incompletely defined constitution and a non-macromolecular compound, each of these compounds being essential
Provided is a lubricating oil composition having a high temperature high shear (HTHS) viscosity at 150°C in a range of about 1.7 to about 3.2 mPa s and a low temperature cold cranking viscosity of less than 7,000 mPa s at -20°C, comprising: (a) a major amount of an oil of lubricating viscosity having a kinematic viscosity at 100°C of from 3.5 mm2/s to 20 mm2/s and a viscosity index of greater than 120 with a sulfur content of less than 0.03 wt.%, are classified into the API group III, IV, or V base stock category, and have an aromatics content (Ca) of less than 5%; (b) an organomolybdenum compound; (c) a dispersed hydrated alkali metal borate compound; (e) one or more dispersants; (f) one or more calcium-based metal detergents; and (g) optionally, one or more magnesium-based metal detergents. Also provided is a method for improving wear, high temperature detergency, and thermal stability in an engine comprising operating said engine with said lubricating oil composition.
This disclosure describes a zinc-free lubricating oil composition. The composition includes a major amount of an oil of lubricating viscosity having a kinematic viscosity at 100°C in a range of about 1.5 to about 35 mm2/s and an anti-wear mixture having one or more ashless dispersants and an alkyl phosphonic acid having a structure given by (I) wherein R is a C3-C20 hydrocarbyl group. The initial pH of the anti-wear mixture is between 5-9.5 as measured by ASTM D664.
C10M 141/10 - Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups , each of these compounds being essential at least one of them being an organic phosphorus-containing compound
The present application pertains to a lubricating oil composition for an internal combustion engine that advantageously which exhibits improved fuel economy. The composition may comprise a major amount of oil of lubricating viscosity, an alkaline earth metal sulfonate detergent, and a comb-shaped polymethacrylate viscosity modifier. The compositions may be an 0W-8, an 0W-12, an 0W-16, or an 0W-20 SAE viscosity grade and be particularly useful for a hybrid vehicle.
C10M 165/00 - Lubricating compositions characterised by the additive being a mixture of a macromolecular compound and a compound of unknown or incompletely defined constitution, each of these compounds being essential
The lubricating oil composition includes an oil of lubricating viscosity, one or more compounds containing a carboxylic acid functional group or ester functional group the compound represented by Formula (I), each R1, R2, R3, R4, R5, and R6 is independently hydrogen or hydrocarbyl group; at least one of R1, R2, R3, and R4 is a hydrocarbyl group; and a poly alkylene glycol represented by Formula (II), each R7, R8, and R9 is independently hydrogen or hydrocarbyl group and n is from 5 to 1000.
C10M 161/00 - Lubricating compositions characterised by the additive being a mixture of a macromolecular compound and a non-macromolecular compound, each of these compounds being essential
98.
LUBRICATING OIL COMPOSITIONS FOR ELECTRIC VEHICLES
A lubricating oil composition for an automotive vehicle with an electric motor and/or generator is provided. The lubricating oil composition includes: a. a major amount of an oil of lubricating viscosity having a kinematic viscosity at 100°C in a range of about 1.5 mm2/s to about 20 mm2/s; b. an sulfur-based additive including a thiadiazole and a sulfurized polyolefin of formula (I): SSR1R2S (I) where R1 is hydrogen or methyl, and R2 is a C8-C40 hydrocarbyl group, the sulfur-based additive providing sulfur to the lubricating oil composition in an amount of 0.01 wt. % to 0.2 wt. %, based on the total weight of the lubricating oil composition; c. a phosphorus compound; and d. an ashless polyisobutenyl succinimide-based dispersant containing boron. The lubricating oil composition provides exceptional volume resistivity, detergency, thermal and oxidative stability, wear resistance, and corrosion resistance at high temperatures.
C10M 141/10 - Lubricating compositions characterised by the additive being a mixture of two or more compounds covered by more than one of the main groups , each of these compounds being essential at least one of them being an organic phosphorus-containing compound
patents
