Lubricating Composition Containing a Compound Derived from a Hydroxy-carboxylic Acid

The invention relates to a lubricating composition comprising (a) a compound derived from a hydroxy-carboxylic acid, and (b) an oil of lubricating viscosity. The invention further provides for the use of the lubricating composition for lubricating a limited slip differential.

Antiwear Composition and Method of Lubricating Driveline Device

The present invention relates to a method of driveline device by supplying to the driveline device a lubricating composition containing an oil of lubricating viscosity and an antiwear package, wherein the antiwear package includes: (a) derivatives of a carboxylic acid (typically a hydroxycarboxylic acid); and (b) a phosphorus compound. The invention further provides lubricating compositions containing an oil of lubricating viscosity and an antiwear package, wherein the antiwear package includes (a) derivatives of a carboxylic acid (typically a hydroxycarboxylic acid); and (b) an amine or metal salt of a phosphorus compound that is either (i) a hydroxy-substituted di-ester of (thio)phosphoric acid, or (ii) a phosphorylated hydroxy-substituted di- or tri-ester of (thio)phosphoric acid.

Lubricating oil composition for diesel engine

A lubricating oil composition for diesel engines, particularly a composition with low ashes and no metals. The lubricating oil composition has exceedingly high detergency and excellent antiwear so that it is suitably used for diesel engines equipped with an apparatus for after-treatment of exhaust gas. The lubricating oil composition contains a lubricating base oil which includes a component (A): 2 to 30% by mass, based on the total amount of the composition, of a succinimide compound having an alkenyl group or an alkyl group of a number average molecular weight of 80 to 500 or a boronic compound thereof; and a component (B): 0.5 to 30% by mass, based on the total amount of the composition, of a succinimide compound having an alkenyl group of a number average molecular weight of 800 to 3,500 or a boronic compound thereof.

Low viscosity oligomer oil product, process and composition

The present invention relates to a low viscosity lubricant process, product, and composition characterized by low Noack volatility, low pour point, useful low temperature viscometrics, and high viscosity index and more particularly concerns a PAO composition having a kinetic viscosity at 100° C. in the range of about 4 cSt.

Lubricating oil composition

A lubricating oil composition which exceeds the fuel saving performance of a conventional low viscosity lubricating oil composition, contains (A) a lubricating base oil having a % C A of 2 or less, adjusted to a 100° C. kinematic viscosity of 1.5 to 4.5 mm 2 /s and (B) a viscosity index improver including (B1) a poly(meth)acrylate having a weight-average molecular weight of 50,000 or less in an amount of 1 to 10 percent by mass and (B2) a poly(meth)acrylate having a weight-average molecular weight of 100,000 to 250,000 in an amount of 0.1 to 5 percent by mass of the total composition. The composition has a 80° C. high-shear viscosity (Vs: mPa·s) and a 80° C. kinematic viscosity (Vk: mm 2 /s) ratio (Vs/Vk) of less than 1, a coefficient of traction of 0.02 or less at 40° C., an average speed of 3.0 m/s, a slip ratio of 10%, and a contact pressure of 0.4 GPa.

Lubricating engine oil compositions containing detergent compounds

The present disclosure generally relates to a lubricating oil composition comprising an oil of lubricating viscosity, and an alkylhydroxybenzoate detergent compound.

Engine oil composition

An engine oil composition includes a star polymer (A) and a poly(alkyl (meth)acrylate) (B) as a viscosity index improver, and has a viscosity index of 185 to 230, the star polymer (A) having a star structure and having a weight average molecular weight of 100,000 to 1,000,000, the star structure being a structure in which polymer chains branch from a center of the polymer, the polymer chains being obtained by copolymerization and hydrogenation of an aromatic vinyl compound monomer and a conjugated diene monomer, the poly(alkyl (meth)acrylate) (B) having a weight average molecular weight of 200,000 to 600,000, the content (M A ) of the star polymer (A) in the engine oil composition being 0.10 to 2.00 mass % based on the total mass of the engine oil composition, the content (M B ) of the poly(alkyl (meth)acrylate) (B) in the engine oil composition being 0.50 to 6.00 mass % based on the total mass of the engine oil composition, and the ratio “M A /M B ” being 0.10 to 1.00. The engine oil composition can significantly improve fuel efficiency, and is suitably used for a diesel engine.

Synergistic Lubricating Oil Composition Containing Mixture of Antioxidants

Disclosed is a lubricating oil composition comprising an oil of lubricating viscosity and an oil soluble synergistic mixture of antioxidants, said mixture comprising: a) a hindered amine antioxidant according to formula (I) wherein each R 1 is independently selected from a substituted or unsubstituted, branched or linear, C 1 -C 20 hydrocarbyl group; R 2 is selected from the group consisting of a hydrogen atom or a, substituted or unsubstituted, branched or linear, C 1 -C 20 hydrocarbyl group; each R 3 is independently selected from the group consisting of a hydrogen atom or a, substituted or unsubstituted, branched or linear, C 1 -C 20 hydrocarbyl group; each R 4 is independently selected from the group consisting of a hydrogen atom or a, substituted or unsubstituted, branched or linear, C 1 -C 20 hydrocarbyl group; n is an integer from 1 to 4; and m is an integer from 1 to 5; and b) a molybdenum succinimide complex.

Method for improving deposit control and cleanliness performance in an engine lubricated with a lubricating oil

wherein [Gn] is the weight percent of each of n dispersants in the formulated oil, [Bm] is the weight percent of each of m viscosity modifiers in the formulated oil, dV/d[Gn] is the kinematic viscosity (Kv100) increase of the lubricating oil per the weight percent of each of n dispersants in the formulated oil, and dV/d[Bm] is the kinematic viscosity (Kv100) increase of the lubricating oil per the weight percent of each of m viscosity modifiers in the formulated oil.

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.

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.

Method for producing renewable base oil and renewable fuel components

The present disclosure relates to methods for producing renewable base oil and other valuable renewable fuel components from a feedstock of biological origin comprising free fatty acids and glycerides. The feedstock is first separated to two or more effluent streams containing a fatty acid fraction and glyceride fraction. The glycerides are hydrolyzed to free fatty acids and glycerol, and the fatty acids thus obtained are recycled to the separating. The fatty acids are then converted to the base oil by ketonisation, hydrodeoxygenation and hydroisomerisation. The glycerol is converted to propanols by selective hydrogenolysis.

Lubricating oil composition for engine made of aluminum alloy and lubrication method

The invention provides a lubricating oil composition for an engine made of aluminum alloy containing a base oil, a succinimide compound, and a thioheterocyclic compound represented by the following formula (I) and has a sulfur content of 0.10 mass % to 1.00 mass % based on the total amount of the composition, and a phosphorus content and a sulfated ash content, based on the total amount of the composition, falling within specific ranges, and a lubrication method employing the composition. The composition exhibits excellent wear resistance to aluminum alloy sliding parts of engines and can considerably reduce the high-phosphorus ZnDTP content and the metallic detergent content, while excellent wear resistance to aluminum alloy is maintained. The thioheterocyclic compound is represented by the formula: (R 1 ) k —(S) m -A S -(S) n —(R 2 ) l   (I) (wherein As represents a thioheterocycle; each of R 1 and R 2 independently represents a hydrogen atom, an amino group, a C1 to C50 hydrocarbyl group selected from among an alkyl group, a cycloalkyl group, an alkenyl group, a cycloalkenyl group, and an aryl group, or, in the case of a hydrocarbyl group, a C1 to C50 heteroatom-containing group having an atom selected from among an oxygen atom, a nitrogen atom, and a sulfur atom, in the hydrocarbyl group; and each of k, l, m, and n is an integer of 0 to 5).

Lubricating oil composition, and sliding mechanism using lubricating oil composition

Disclosed is a lubricating oil composition for low-friction sliding materials, which is used in a sliding mechanism where a DLC film containing hydrogen in an amount of from 5 atom % to 50 atom % is formed on at least one sliding surface. The lubricating oil composition contains, in the lubricant base oil therein and based on the total amount of the composition, (A) an organic zinc dithiophosphate in an amount of from 0.005% by mass to 0.12% by mass in terms of the phosphorus concentration therein, (B) an amine-based friction-reducing agent in an amount of from 0.05% by mass to 5.0% by mass, and (C) an alkaline earth metal salicylate-based detergent and/or an alkaline earth metal sulfonate-based detergent in an amount of from 0.05% by mass to 0.5% by mass in terms of the alkaline earth metal concentration therein, wherein the component (A) contains, based on the total amount of the composition, a zinc primary dialkyldithiophosphate in an amount of from 0.005% by mass to 0.05% by mass in terms of the phosphorus concentration therein.

Low Ash Lubricant and Fuel Additive Comprising Alkoxylated Amine

A lubricating oil detergent composition comprises an overbased calcium sulfonate and a low ash detergent, which low ash detergent is metal free and comprises the reaction product of an acidic organic compound such as an alkylated salicylic acid, a boron compound and an amine component.

Lubricant Composition Containing an Antiwear Agent

The invention provides a lubricant composition comprising an oil of lubricating viscosity and a protic acid salt of an N-hydrocarbyl-substituted gamma-(γ-) or delta-amino(thio)ester. The invention further relates to a method of lubricating a mechanical device with the lubricant composition.

Method of producing lubricating base oil from feedstock comprising diesel fraction, and lubricating base oil produced thereby

Disclosed is a method of producing a lubricating base oil, including providing a feedstock including a diesel fraction, subjecting the feedstock to catalytic dewaxing, and recovering a lubricating base oil from a product of the catalytic dewaxing. A lubricating base oil produced thereby and a lubricant product including the lubricating base oil are also provided.

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.

Lubricating oil compositions having improved cleanliness and wear performance

A method for improving wear control, while maintaining or improving deposit control and cleanliness, in an engine or other mechanical component lubricated with a lubricating oil by using as the lubricating oil a formulated oil. The formulated oil has a composition including a lubricating oil base stock as a major component, and specific combinations of low soap detergents, dispersants, and/or mixtures thereof, as a minor component. The low soap detergents include alkaline earth metal salicylates, alkaline earth metal sulfonates, or mixtures thereof, all having the same or different total base number (TBN). The total amount of soap delivered by the low soap detergent is less than 0.60 weight percent of the lubricating oil. The dispersants include borated and/or non-borated polyisobutylene succinimide (PIMA) having a basic nitrogen content of 1% or greater. The lubricating oils are useful in internal combustion engines.

ASSOCIATIVE AND EXCHANGEABLE OLIGOMERS, AND COMPOSITION COMPRISING THEM

Compositions obtained by mixing at least one oligomer A1 which is obtained by the copolymerization of at least two monomers functionalized by diol functions with at least one second monomer, and at least one compound A2 comprising at least two boronic ester functions. They have rheological properties which vary significantly depending on the proportion of the compounds A1 and A2 used. Composition obtained by mixing at least one lubricating oil with such a composition of associative and exchangeable polymers, and use of this composition to lubricate a mechanical part. 113-. (canceled)15. The composition as claimed in claim 14 , in which the oligomer A1 has a number-average molar mass ranging from 600 g/mol to 9500 g/mol.16. The composition as claimed in claim 14 , in which the oligomer A1 comprises less than 1.5 mol % of repeating units corresponding to one or more monomers M3 of general formula (X).17. The composition as claimed in claim 14 , in which the monomer M3 is styrene.18. The composition as claimed in claim 14 , in which the side chains of the oligomer A1 have a mean length ranging from 8 to 20 carbon atoms.19. The composition as claimed in claim 14 , in which the oligomer A1 has a molar percentage of repeating units corresponding to the monomer M1 of formula (I) ranging from 2% to 70%20. The composition as claimed in claim 14 , in which the oligomer A1 has a number-average degree of polymerization ranging from 3 to 100.21. The composition as claimed in claim 14 , in which the oligomer A1 has a polydispersity index (Ip) ranging from 1.05 to 4.0.24. The composition as claimed in claim 23 , in which the oligomer A2 has a number-average molar mass ranging from 600 g/mol to less than 10 000 g/mol.25. The composition as claimed in claim 23 , in which the oligomer A2 has a molar percentage of monomer M4 of formula (IV) in said oligomer ranging from 4% to 50%.26. The composition as claimed in claim 23 , in which the side chains of the oligomer A2 have a mean ...

Natural oil based grease compositions and processes for making such compositions

A grease composition is disclosed, having from 50 to 99 weight percent of a lubricating base oil, from 1 to 30 weight percent of a thickener component including one or more of (i) one or more natural oil derivatives, (ii) one or more hydrogenated metathesized natural oils and/or natural oil derivatives, (iii) one or more amidated metathesized natural oils and/or natural oil derivatives, (iv) one or more, or two or more, carboxylic acids and/or derivatives thereof, and (v) one or more of a metal base compound, and from 1 to 15 weight percent of one or more optional additives. Processes for making grease compositions are also disclosed.

Method of lubricating an internal combustion engine

The invention relates to a method of lubricating an internal combustion engine comprising supplying to the engine a lubricating composition comprising: an oil of lubricating viscosity, 2.3 wt % to 4 wt % of a dispersant package, wherein the dispersant package comprises: a borated succinimide dispersant obtainable by an “ene” reaction of a polyalkylene with an acylating agent to form an intermediate, reacting the intermediate with an aminoalcohol or amine to form a dispersant, and reacting the dispersant with a borating agent to form a borated succinimide dispersant; and a non-borated succinimide dispersant obtained by a “Diels-Alder” reaction. The ratio of non-borated succinimide dispersant to borated succinimide dispersant is 90:10 to 20:80, and the borated succinimide has 0.2 wt % to 1.3 wt % boron on an oil-free basis of the dispersant.

Polymers and the use thereof as lubricating agents in the production of alkali metal films

The present invention relates to polymers used as rolling lubricating agents, to compositions comprising said polymers, and to alkali metal films including the polymers or compositions on the surface(s) thereof. The use of said polymers and compositions is also described for strip-rolling alkali metals or alloys thereof in order to obtain thin films. Methods for producing said thin films, which are suitable for use in electrochemical cells, are also described. The present invention proposes an improved lubricant according to formula I, which, for example, achieves enhanced conductivity, and/or enables the production of electrochemical cells having an improved life span in cycles.

Lubricating Composition Comprising Poly (Isobutylene) /Poly (Vinyl Aromatic) Block Copolymer

The invention provides a lubricating composition containing an oil of lubricating viscosity and a block copolymer of a poly(olefin) block, such as poly(isobutylene) (PIB) and a polyvinyl aromatic) block, such as poly(styrene), wherein the copolymer is optionally functionalized or grafted. The invention further provides a method of using the block copolymer to control deposits in a lubricating oil composition.

Low viscosity lubricating polyolefins

A low viscosity oil has more than 50% by weight of 9-methyl-11,13-dioctyltricosane. A lubricating composition having this low viscosity oil as base oil and, optionally, another base oil or an additive. The low viscosity oil has a kinematic viscosity at 100° C., measured by the ASTM D445 standard, of 4 to 8 mm 2 ·s −1 . The low viscosity oil can be prepared using a metallocene catalyst, and the low viscosity oil as high performance lubricant can be used for lubrication in the field of motors, hydraulic fluids and gears, in particular bridges and transmissions.

Corrosion inhibitors for fuels and lubricants

The present invention relates to novel uses of corrosion inhibitors in fuels and lubricants.

Lubricating Composition Including Esterified Copolymer And Method

A lubricating composition includes an (A) esterified copolymer comprising units (A1) derived from a vinyl monomer and units (A2) derived from a carboxylic acid monomer, the vinyl monomer comprising a vinyl aliphatic monomer, the carboxylic acid monomer comprising an ethylenically unsaturated carboxylic acid or derivative thereof, esterified with a primary alcohol; and (B) an oil of lubricating viscosity. The lubricating composition can provide a lubricant with at least one (or at least two, or all) of acceptable or improved HTHS, KV, shear stability, acceptable or improved viscosity index control, and acceptable or improved low temperature viscosity.

Lubricating composition with seals compatibility

The disclosed technology relates to a lubricating composition additives that prevent or reduce seals degradation, especially in the presence of basic amine compounds which impart basicity (measured as total base number or TBN) to the lubricating composition. The lubricating composition contains (a) an oil of lubricating viscosity, (b) a basic amine compound, and (c) a 1,3-dioxane-4,6-dione compound.

Additive formulation suitable for antistatic modification and improving the electrical conductivity of inanimate organic material

An additive formulation suitable for antistatic modification and improving the electrical conductivity of inanimate organic material, consisting essentially of (A) from 1 to 50% by weight of an olefin-sulfur dioxide copolymer, (B) from 1 to 50% by weight of a compound which comprises one or more basic nitrogen atoms and has at least one relatively long-chain linear or branched hydrocarbon radical having at least four carbon atoms or an equivalent structural element which ensures the solubility of component (B) in the inanimate organic material, (C) from 0.1 to 30% by weight of an oil-soluble acid and (D) from 1 to 80% by weight of a high-boiling organic solvent which consists of one or more molecule types, where at least 80% by weight of these molecule types have a boiling point of more than 150° C. at standard pressure, where the sum of all components adds up to 100% by weight.

Surface-modified inorganic substance, method for manufacturing surface-modified inorganic substance, method for modifying surface of inorganic substance with organic substance, heat dissipation material, thermally conductive material, and lubricant

The present invention provides a novel surface-modified inorganic substance obtained by modifying the surface of an inorganic nitride or an inorganic oxide with a boronic acid compound, and a heat dissipation material, a thermally conductive material, and a lubricant which use the surface-modified inorganic substance. The present invention also provides a method for manufacturing the surface-modified inorganic substance, and provides, as a novel method for modifying the surface of an inorganic substance selected from an inorganic oxide and an inorganic nitride with an organic substance, a method for modifying the surface of an inorganic nitride or an inorganic oxide with an organic substance that includes making a contact between the inorganic nitride or the inorganic oxide with a boronic acid compound.

Ethylene/alpha-olefin copolymers and lubricating oils

The invention has an object of providing ethylene/α-olefin copolymers having high randomness and a small number of double bonds in the copolymers. The ethylene/α-olefin copolymers of the invention are obtained by copolymerizing ethylene and an α-olefin having 3 to 20 carbon atoms in the presence of an olefin polymerization catalyst which includes a bridged metallocene compound (A) represented by the formula [I], and at least one compound (B) selected from organometallic compounds (B-1), organoaluminum oxy compounds (B-2) and compounds (B-3) capable of reacting with the bridged metallocene compound (A) to form an ion pair, and have a specific weight average molecular weight, a specific molecular weight distribution, a specific glass transition point and a specific value B.

Lubricant Coating and Medical Injection Device Comprising Such a Coating

The invention relates to a lubricant coating ( 5 ) for a medical injection device ( 1 ), comprising successively: —a bottom layer ( 50 ) in contact with the medical device surface ( 21 ) of the container to be lubricated, comprising a mixture of cross-linked and non-cross-linked poly-(dimethylsiloxane), —an intermediate layer ( 51 ) consisting essentially of oxidized poly-(dimethylsiloxane) and having a thickness comprised between 10 and 30 nm and, —a top layer ( 52 ) consisting essentially of non-cross-linked poly-(dimethylsiloxane) and having a thickness of at most 2 nm. The invention also relates to a medical injection device comprising such a lubricant coating, and a manufacturing process for said coating.

Polymers and the use thereof as lubricating agents in the production of alkali metal films

Polymers used as rolling lubricating agents, to compositions including said polymers, and to alkali metal films including the polymers or compositions on the surface(s) thereof. The use of said polymers and compositions is also described for strip-rolling alkali metals or alloys thereof in order to obtain thin films. Methods for producing said thin films, which are suitable for use in electrochemical cells, are also described. An improved lubricant according to formula I, which, for example, achieves enhanced conductivity, and/or enables the production of electrochemical cells having an improved life span in cycles.

Lubricant oil composition

A lubricant oil composition of the present invention that is prepared by blending a boron-containing compound therein, the boron-containing compound having a ratio of an integrated value of peaks in the 5 to 25 ppm chemical shift to an integrated value of peaks in the −10 ppm to 25 ppm chemical shift, as determined by 11 B-NMR measurement in deuterochloroform using BF 3 .OEt 2 as an external standard (0 ppm), of 0.5 or higher and 1.0 or lower.

LUBRICATING OIL COMPOSITION AND METHOD OF PRODUCING THE SAME

The lubricating oil composition includes a base oil and a fullerene adduct. 1. A lubricating oil composition comprising: a base oil and a fullerene adduct.2. The lubricating oil composition according to ; wherein the fullerene adduct is a compound obtained by adding at least one compound selected from a group consisting of a hydrocarbon claim 1 , a compound having an ether bond claim 1 , a compound having an ester bond claim 1 , a compound having a phosphate ester bond claim 1 , a compound having a disulfide bond claim 1 , a compound having a phenol hydroxyl group and a silicone claim 1 , to a fullerene.3. The lubricating oil composition according to claim 2 , wherein the fullerene is a mixture comprising Cand C.4. The lubricating oil composition according to claim 1 , further comprising an oil different from the base oil.5. A method of producing a lubricating oil composition according to claim 1 , the method comprising:obtaining a mixture of the base oil and a fullerene by mixing the base oil and the fullerene, and dissolving the dissolved component of the fullerene in the base oil; andheat-treating the mixture in an atmosphere containing lower oxygen content than in air.6. The method of producing a lubricating oil composition according to claim 5 , further comprising: adding a reactive component reactive with the fullerene to the mixture.7. The method of producing a lubricating oil composition claim 5 , according to claim 5 , further comprising: diluting the mixture with the base oil or an oil different from the base oil. The present invention relates to a lubricating oil composition and a method of producing the same.Priority is claimed on Japanese Patent Application No. 2017-206645 filed on Oct. 25, 2017, the content of which is incorporated herein by reference.In recent years, there was a strong demand for improving the performance of lubricating oils used in automobiles, home appliances, industrial machinery, and the like, in accordance with improvements in ...

Lubricating oil composition for transmissions

A lubricating oil composition for transmissions having improved fuel saving properties, excellent metal fatigue prevention properties, and heat resistance containing: a lubricating base oil containing (A) a mineral base oil having a 100° C. kinematic viscosity of 1.5 mm 2 /s or higher and 3.5 mm 2 /s or lower, a pour point of −25° C. or lower, a viscosity index of 105 or greater, a % C p of 85 or greater, a % C N of 2 or greater and 20 or less and a % C A of 3 or less and (B) a monoester-based base oil having a 100° C. kinematic viscosity of 2 to 10 mm 2 /s; (C) a phosphorus acid ester; and (D) a boronated ashless dispersant, the ratio of the mass percent of boron to the mass percent of phosphorus in the composition (B/P) being from 0.07 to 0.42, and the composition having a 100° C. kinematic viscosity of 2.5 to 4.0 mm 2 /s is described.

Process for the preparation of branched polyolefins for lubricant applications

Lubricating compositions

A method of lubricating an internal combustion engine with a power output of at least 1600 kilowatts, with a lubricating composition, the method comprising: (1) monitoring one or more performance characteristics of the engine; (2) selecting an additive package to provide a desired TBN level to a lubricating composition to modify the performance characteristics of the engine; (3) combining the additive package of step (2) with (a) a component having a viscosity of about 2 mm2/s to 12 mm2/s, comprising a light neutral base oil, and optionally (b) a component having a viscosity of above 12 mm2/s to about 40 mm2/s, comprising heavy neutral base oil or a brightstock, to form a lubricating composition; and (4) supplying the lubricating composition of step (3) to the engine.

Decene oligomers

A composition comprising olefin oligomers of one or more olefin monomers, the olefin monomers comprising a branched C 10 olefin monomer comprising i) 3-propyl-1-heptene, ii) 4-ethyl-1-octene, iii) 5-methyl-1-nonene, or iv) any combination thereof. A composition comprising substantially hydrogenated olefin oligomers, wherein the olefin oligomers are oligomers of one or more olefin monomers, the olefin monomers comprising a branched C 10 olefin monomer comprising i) 3-propyl-1-heptene, ii) 4-ethyl-1-octene, iii) 5-methyl-1-nonene, or iv) any combination thereof. A process comprising a) contacting 1) a catalyst system and 2) a monomer feedstock comprising a branched C 10 olefin monomer comprising i) 3-propyl-1-heptene, ii) 4-ethyl-1-octene, iii) 5-methyl-1-nonene, or iv) any combination thereof in a reaction zone; and b) forming olefin oligomers.

Polymers derived from olefins useful as lubricant and fuel oil additives, processes for preparation of such polymers and additives and use thereof (PT-1267)

Polymers (including copolymers) derived from one or more olefins, such including ethylene and C 3 -C 20 α-olefins such as propylene and 1-butene, which polymers have (a) an average ethylene sequence length, ESL, of from about 1.0 to less than about 3.0; (b) an average of at least 5 branches per 100 carbon atoms of the polymer chains comprising the polymer; (c) at least about 50% of said branches being methyl and/or ethyl branches; (d) at least about 30% of said polymer chains terminated with a vinyl or vinylene group; (e) a number average molecular weight, Mn, of from about 300 to about 15,000 when the polymer is intended for dispersant or wax crystal modifier uses and up to about 500,000 where intended for viscosity modifier uses; and (f) substantial solubility in hydrocarbon and/or synthetic base oil. The polymers are produced using late-transition-metal catalyst systems and, preferably, inexpensive, highly dilute refinery or steam cracker feed streams that have undergone only limited clean-up steps. Fuel and lubricating oil additives, particularly dispersants, wax crystal modifiers and flow improvers, are produced. Where functionalization and derivatization of these polymers is required for such additives it is facilitated by the olefinic structures available in the polymer chains.

Ethylene / α-olefin copolymer and lubricating oil

Decene oligomers

A composition comprising olefin oligomers of one or more olefin monomers, the olefin monomers comprising a branched C 10 olefin monomer comprising i) 3-propyl-1-heptene, ii) 4-ethyl-1-octene, iii) 5-methyl-1-nonene, or iv) any combination thereof. A composition comprising substantially hydrogenated olefin oligomers, wherein the olefin oligomers are oligomers of one or more olefin monomers, the olefin monomers comprising a branched C 10 olefin monomer comprising i) 3-propyl-1-heptene, ii) 4-ethyl-1-octene, iii) 5-methyl-1-nonene, or iv) any combination thereof. A process comprising a) contacting 1) a catalyst system and 2) a monomer feedstock comprising a branched C 10 olefin monomer comprising i) 3-propyl-1-heptene, ii) 4-ethyl-1-octene, iii) 5-methyl-1-nonene, or iv) any combination thereof in a reaction zone; and b) forming olefin oligomers.

Method for improving the fuel efficiency of engine oil compositions for large low and medium speed gas engines by reducing the traction coefficient

The present invention is directed to a method for improving the fuel efficiency of large engine oil compositions by reducing the traction coefficient of the oil by formulating the oil using at least two base stocks of different kinematic viscosity wherein the differences in kinematic viscosity between the base stocks is at least 32 mm 2 /s, and, preferably, additizing the composition with a salicylate detergent, a mixture of salicylate-phenate detergents or a mixture of sulfonate and phenate detergents.

Polymers derived from olefins useful as lubricant and fuel oil additives, processes for preparation of such polymers and additives and use thereof (PT-1267)

Polymers (including copolymers) derived from one or more olefins, such including ethylene and C 3 -C 20 α-olefins such as propylene and 1-butene, which polymers have (a) an average ethylene sequence length, ESL, of from, about 1.0 to less than about 3.0; (b) an average of at least 5 branches per 100 carbon atoms of the polymer chains comprising the polymer; (c) at least about 50% of said branches being methyl and/or ethyl branches; (d) at least about 30% of said polymer chains terminated with a vinyl or vinylene group; (e) a number average molecular weight, Mn, of from about 300 to about 15,000 when the polymer is intended for dispersant or wax crystal modifier uses and up to about 500,000 where intended for viscosity modifier uses; and (f) substantial solubility in hydrocarbon and/or synthetic base oil. The polymers are produced using late-transition-metal catalyst systems and, preferably, inexpensive, highly dilute refinery or steam cracker feed streams that have undergone only limited clean-up steps. Fuel and lubricating oil additives, particularly dispersants, wax crystal modifiers and flow improvers, are produced. Where functionalization and derivatization of these polymers is required for such additives it is facilitated by the olefinic structures available in the polymer chains.

Method for improving the fuel efficiency of engine oil compositions for large low and medium speed gas engines by reducing the traction coefficient

The present invention is directed to a method for improving the fuel efficiency of large engine oil compositions by reducing the traction coefficient of the oil by formulating the oil using at least two base stocks of different kinematic viscosity wherein the differences in kinematic viscosity between the base stocks is at least 32 mm 2 /s, and, preferably, additizing the composition with a salicylate detergent, a mixture of salicylate-phenate detergents or a mixture of sulfonate and phenate detergents.

Process for the preparation of branched polyolefins for lubricant applications

Processes to prepare branched polyolefins for lubricant applications comprise combining at least one olefin and a coordination-insertion catalyst under conditions such that at least one oligomer product is formed. Low molecular weight by-products are fractionated out and the oligomer product is converted to a saturated hydrocarbon via hydrogenation.

Ethylene/α-olefin copolymers and lubricating oils

The invention has an object of providing ethylene/α-olefin copolymers having high randomness and a small number of double bonds in the copolymers. The ethylene/α-olefin copolymers of the invention are obtained by copolymerizing ethylene and an α-olefin having 3 to 20 carbon atoms in the presence of an olefin polymerization catalyst which includes a bridged metallocene compound (A) represented by the formula [I], and at least one compound (B) selected from organometallic compounds (B-1), organoaluminum oxy compounds (B-2) and compounds (B-3) capable of reacting with the bridged metallocene compound (A) to form an ion pair, and have a specific weight average molecular weight, a specific molecular weight distribution, a specific glass transition point and a specific value B.

Ethylene/α-olefin copolymers and lubricating oils

The invention has an object of providing ethylene/α-olefin copolymers having high randomness and a small number of double bonds in the copolymers. The ethylene/α-olefin copolymers of the invention are obtained by copolymerizing ethylene and an α-olefin having 3 to 20 carbon atoms in the presence of an olefin polymerization catalyst which includes a bridged metallocene compound (A) represented by the formula [I], and at least one compound (B) selected from organometallic compounds (B-1), organoaluminum oxy compounds (B-2) and compounds (B-3) capable of reacting with the bridged metallocene compound (A) to form an ion pair, and have a specific weight average molecular weight, a specific molecular weight distribution, a specific glass transition point and a specific value B.

Polymers derived from olefins useful as lubricant and fuel oil additives, processes for preparation of such polymers and additives and use thereof

Polymers (including copolymers) derived from one or more olefins, such including ethylene and C3-C20 α-olefins such as propylene and 1-butene, which polymers have (a) an average ethylene sequence length, ESL, of from about 1.0 to less than about 3.0; (b) an average of at least 5 branches per 100 carbon atoms of the polymer chains comprising the polymer; (c) at least about 50 % of said branches being methyl and/or ethyl branches; (d) at least about 30 % of said polymer chains terminated with a vinyl or vinylene group; (e) a number average molecular weight, Mn, or from about 300 to about 15,000 when the polymer is intended for dispersant or wax crystal modifier uses and up to about 500,000 where intended for viscosity modifier uses; and (f) substantial solubility in hydrocarbon and/or synthetic base oil. The polymers are produced using late-transition-metal catalyst systems and, preferably, inexpensive, highly dilute refinery or steam cracker feed streams that have undergone only limited clean-up steps. Fuel and lubricating oil additives, particularly dispersants, wax crystal modifiers and flow improvers, are produced. Where functionalization and derivatization of these polymers is required for such additives it is facilitated by the olefinic structures available in the polymer chains.

Method for alpha-olefin trimerization

The invention concerns a method for α-olefin trimerization comprising a number of carbon atoms not less than 3, by transforming an α-olefin or a hydrocarbon mixture containing α-olefins, at temperatures ranging between 0 and 150° C. and pressures ranging between 1 and 200 bars, in the presence of a catalyst. Said method uses a catalyst capable of being produced from: a) a compound of formula RMX3, wherein: R represents a cyclopentadienyl group whereof the hydrogen atoms can be partly or entirely substituted by identical or different alkyl groups and/or aryl groups, two substituents being capable of further forming a saturated or unsaturated hydrocarbon chain; M represents a titanium, zirconium or hafnium atom; and the groups X represent independently of one another extractable counter-ions; and b) at least an activating adjuvant. The invention further concerns the resulting trimers, alkanes capable of being produced with said trimers by hydrogenation, oxo-alcohols capable of being produced from said trimers, plasticizers and surfactants capable of being produced from said oxo-alcohols, as well as lubricants and fuel additives containing said trimers and/or said alkanes.

Process for the production of thermoplastic masses

Lubricating oil additives

1404714 Fuels; lubricants EXXON RESEARCH & ENG CO 7 Sept 1973 [15 Jan 1973] 1980/73 Headings C5F and C5G [Also in Division C2] A lubricating oil or fuel oil composition comprises a lubricating oil or a fuel oil and a sulphurized hydrocarbon-substituted phenol prepared by reacting a phenol of the formula wherein R is an aliphatic group, and m and n are integers from 1 to 5 provided m + n is not more than 6, with S in the presence of an organic amine having a pK 6 of between 2 and 12. Specified aliphatic groups R are alkyl, cycloalkyl and alkenyl groups. The fuel oil may be gasoline or diesel fuel. The lubricating oil may be animal, vegetable, mineral or synthetic ester lubricating oil. Other additives which may be present are dispersants, VI improvers, corrosion inhibitors or additional antioxidants.

エチレン／α－オレフィン共重合体および潤滑油

　ランダム性が高く、かつ共重合体中の二重結合量が少ないエチレン／α－オレフィン共重合体を提供することを目的とする。本発明のエチレン/α－オレフィン共重合体は、式［Ｉ］で表される架橋メタロセン化合物（Ａ）並びに有機金属化合物（Ｂ－１）、有機アルミニウムオキシ化合物（Ｂ－２）および架橋メタロセン化合物（Ａ）と反応してイオン対を形成する化合物（Ｂ－３）から選ばれる少なくとも１種の化合物（Ｂ）を含むオレフィン重合触媒の存在下で、エチレンと炭素数が３～２０のα－オレフィンとを共重合することにより得られ、特定の重量平均分子量、分子量分布、ガラス転移温度およびＢ値を有する。

Process for the preparation of branched polyolefins for lubricating applications

Un procedimiento para preparar un producto lubricante que comprende: (4) combinar al menos una olefina y al menos un catalizador de coordinación-inserción, donde la al menos una olefina es etileno, y donde el al menos un catalizador de coordinación-inserción es un complejo metal-ligando, donde el complejo metal-ligando es un compuesto de fórmula III**Fórmula** donde M es titanio, circonio, o hafnio, estando cada uno independientemente en un estado de oxidación formal de +2, +3, ó +4; n es un número entero de 0 a 3, donde cuando n es 0, X está ausente; cada X es independientemente un ligando monodentado que es neutro, monoaniónico, o dianiónico, o dos X se toman juntos para formar un ligando bidentado que es neutro, monoaniónico, o dianiónico; X y n se seleccionan de modo que el complejo metal-ligando de fórmula (I) es, en conjunto, neutro; cada Z es independientemente O, S, N(C1-C40)hidrocarbilo, o P(C1-C40)hidrocarbilo; L es (C1- C40)hidrocarbileno o (C1-C40)heterohidrocarbileno, donde el (C1-C40)hidrocarbileno tiene una porción que comprende un esqueleto enlazador de 2 átomos de carbono que une los átomos Z en la fórmula (I) y el (C1- C40)heterohidrocarbileno tiene una porción que comprende un esqueleto enlazador de 2 átomos que une los átomos Z en la fórmula (I), donde cada átomo del enlazador de 2 átomos del (C1- C40)heterohidrocarbileno es independientemente un átomo de carbono o un heteroátomo, donde cada heteroátomo es independientemente O, S, S(O), S(O)2, Si(RC)2, Ge(RC)2, P(RP), o N(RN), donde cada RC es independientemente (C1-C18)hidrocarbilo no sustituido o los dos RC se toman juntos para formar un (C2- C19)alquileno, cada RP es (C1-C18)hidrocarbilo no sustituido; y cada RN es (C1-C18)hidrocarbilo no sustituido, un átomo de hidrógeno o ausente; R1a, R2a, R1b, y R2b es independientemente un hidrógeno, (C1- C40)hidrocarbilo, (C1-C40)heterohidrocarbilo, N(RN)2, NO2, ORC, SRC, Si(RC)3, Ge(RC)3, CN, CF3, F3CO, átomo de halógeno; y cada uno de los otros de R1a, ...

Lube additives

Lube formulations and concentrates are disclosed herein. The formulations comprise copolymers of ethylene and propylene.

Polyolefin-derived dispersants

Ethylene-C 3 -C 10 alpha olefin copolymers, dispersants and lubricating oils/fuel compositions incorporating dispersants, and related methods are generally described herein. The copolymer may comprise ethylene-derived units and C 3 -C 10 alpha-olefin-derived units. The C 3 -C 10 alpha-olefin-derived units may have a carbon number from three to ten. For example, the C 3 -C 10 alpha-olefin-derived units may be propylene-derived units.

Functionalized monomers and polymers

This invention relates to a composition, comprising: an unsaturated functionalized monomer of from about 5 to about 30 carbon atoms, which is: (a) polymerized to form a functionalized polymer; (b) copolymerized with a comonomer to form a functionalized copolymer; or (c) reacted with an enophilic reagent to form a polyfunctionalized monomer. The polyfunctionalized monomer may be polymerized to form a polyfunctionalized polymer which may be further reacted with one or more additional reagents. The invention relates to lubricants, functional fluids, fuels, dispersants, detergents and polymeric resins.

Polymers derived from olefins useful as lubricant and fuel oil additives, processes for preparation of such polymers and additives and use thereof

Polymers (including copolymers) derived from one or more olefins, such including ethylene and C 3 -C 20 α-olefins such as propylene and 1-butene, which polymers have (a) an average ethylene sequence length, ESL, of from about 1.0 to less than about 3.0; (b) an average of at least 5 branches per 100 carbon atoms of the polymer chains comprising the polymer; (c) at least about 50% of said branches being methyl and/or ethyl branches; (d) at least about 30% of said polymer chains terminated with a vinyl or vinylene group; (e) a number average molecular weight, Mn, of from about 300 to about 15,000 when the polymer is intended for dispersant or wax crystal modifier uses and up to about 500,000 where intended for viscosity modifier uses; and (f) substantial solubility in hydrocarbon and/or synthetic base oil. The polymers are produced using late-transition-metal catalyst systems and, preferably, inexpensive, highly dilute refinery or steam cracker feed streams that have undergone only limited clean-up steps. Fuel and lubricating oil additives, particularly dispersants, wax crystal modifiers and flow improvers, are produced. Where functionalization and derivatization of these polymers is required for such additives it is facilitated by the olefinic structures available in the polymer chains.

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.

Process for the preparation of branched polyolefins for lubricant applications

Processes to prepare branched polyolefins for lubricant applications comprise combining at least one olefin and a coordination-insertion catalyst under conditions such that at least one oligomer product is formed. Low molecular weight by-products are fractionated out and the oligomer product is converted to a saturated hydrocarbon via hydrogenation.

Novel lubricant blend composition

A fluid blend suitable for use as a lube basestock comprises two major components: (A) a copolymer made from ethylene with one or more alpha olefins, the copolymer (i) containing not more than 50 wt % ethylene; (ii) having a number average molecular weight of from 400 to 10,000; and (iii) a molecular weight distribution<3; and (B) a polyalphaolefin fluid or a hydroprocessed oil having a VI greater than 80.

Novel lubricant blend composition

A fluid blend suitable for use as a lube basestock comprises two major components: (A) a copolymer made from ethylene with one or more alpha olefins, the copolymer (i) containing not more than 50 wt % ethylene; (ii) having a number average molecular weight of from 400 to 10,000; and (iii) a molecular weight distribution <3; and (B) a polyalphaolefin fluid or a hydroprocessed oil having a VI greater than 80.

Nonaqueous drilling fluid

High viscosity base stock compositions

Methods are provided for producing Group II base stocks having high viscosity and also having one or more properties indicative of a high quality base stock. The resulting Group II base stocks can have a viscosity at 100°C and/or a viscosity at 40°C that is greater than the corresponding viscosity for a conventional Group II base stock. Additionally, the resulting Group II base stocks can have one or more properties that are indicative of a high quality base stock.

High viscosity base stock compositions

Methods are provided for producing Group I base stocks having high viscosity and also having one or more properties indicative of a high quality base stock. The resulting Group I base stocks can have a viscosity at 100° C. and/or a viscosity at 40° C. that is greater than the corresponding viscosity for a conventional Group I bright stock formed by solvent processing. Additionally, the resulting Group I base stocks can have one or more properties that are indicative of a high quality base stock.

Synthetic oligomer compositions and methods of manufacture

A polyalphaolefin composition is provided comprising trimers of C12 alpha-olefins and dimers of C14 alpha-olefins, where the ratio by weight of C12 trimer to C14 dimer is within a range of 4:1 by weight to 1:4 by weight, where the C12 trimer enriched polyalphaolefin has an average branching ratio less than 0.2 and the C14 dimer has an average branching ratio of greater than 0.20, and where the average branching ratio for all C12 trimers and C14 dimers is between 0.19 and 0.26. The composition has a boiling point distribution where less than 30% by weight of the composition has a boiling point between 420 C° and 455 C°, and the resulting base oil has a kinematic viscosity of about 3.3 to 4.7 cSt at 100 C°.

Base oils and methods of making the same

Base oils and methods of making the same

Polyalphaolefin having a uniform structure and preparation method thereof

The present invention relates to a polyalphaolefin having a uniform structure and a preparation method thereof. More particularly, the present invention relates to a preparation method of a polyalphaolefin having a comb-like uniform structure, which minimizes the generation of short side chain branches that degrade the properties of lubricating base oil by using a homogeneous single stie metallocene catalyst, an organometallic compound co-catalyst, and an organoboron compound promoter.

Compounded lubricating oil

Modified lubricating oil

Modified lubricating oil

Colloidal compositions and derivatives thereof

Decene oligomers

Lubricating oil compositions with improved friction properties

The present invention concerns friction reducers for use in lubricating oil compositions which comprise certain groups of aromatic compounds, esters, narrow mixtures of base stocks, and/or amorphous polymers such as amorphous olefin copolymers. These compositions can provide substantial reductions in the coefficient of friction and fuel economy improving benefits when admixed to lubricating oils without deleterious effects such as instability, undesirable high viscosities and deposits. In one aspect of the invention, pentaerythritol esters and optionally triol esters are added to lubricating oil compositions to provide reduced friction and improved fuel economy. In a second aspect of the invention, similar results are obtained by adding hydrocarbyl aromatics to a lubricating oil composition containing one or more of Groups II and III base stock. In a third aspect, the invention concerns a lubricating oil composition comprising an amorphous olefin copolymer and one or more of Groups II and III base stocks. In one embodiment, the third aspect also includes one or more of hydrocarbyl aromatics and polyol esters as part of the composition. In a forth aspect, moderate concentrations of hydrocarbyl aromatics are used in a lubricating oil composition comprising paraffinic base oil stocks and preferably a borated polyisobutenyl succinimide ashless dispersant.

Lubricating oil compositions with improved friction properties

The present invention concerns friction reducers for use in lubricating oil compositions which comprise certain groups of aromatic compounds, esters, narrow mixtures of base stocks, and/or amorphous polymers such as amorphous olefin copolymers. These compositions can provide substantial reductions in the coefficient of friction and fuel economy improving benefits when admixed to lubricating oils without deleterious effects such as instability, undesirable high viscosities and deposits. In one aspect of the invention, pentaerythritol esters and optionally triol esters are added to lubricating oil compositions to provide reduced friction and improved fuel economy. In a second aspect of the invention, similar results are obtained by adding hydrocarbyl aromatics to a lubricating oil composition containing one or more of Groups II and III base stock. In a third aspect, the invention concerns a lubricating oil composition comprising an amorphous olefin copolymer and one or more of Groups II and III base stocks. In one embodiment, the third aspect also includes one or more of hydrocarbyl aromatics and polyol esters as part of the composition. In a forth aspect, moderate concentrations of hydrocarbyl aromatics are used in a lubricating oil composition comprising paraffinic base oil stocks and preferably a borated polyisobutenyl succinimide ashless dispersant.

Ethylene α-olefin block copolymers and methods for production thereof

This invention relates to block polymers containing both crystalline and elastomeric blocks, the block copolymer having an A block and a B block. The A block is a polyethylene or an ethylene polymer optionally containing an alpha-olefin and is generally crystalline. The B block contains an ethylene, α-olefin copolymer segment and optionally contain an ethylene, α-olefin, non-conjugated diene terpolymer segment. If the B block contains a diene containing segment, the diene containing segment is furthest from the junction of the A and the B blocks. Also disclosed is a process for manufacture of the block copolymers and methods for coupling the block copolymers. Coupled block copolymers are useful as thermoplastic elastomers exhibiting physical properties approaching those of crosslinked EP or EPDM elastomers, but showing thermal processability after coupling. The block copolymers of the present invention may also be used as a lubricant or fuel additive, as a plastics blend component, in bitumen blends, as a component in hot melt adhesives and as a component of roof sheeting compounds.

Dispersant and dispersant viscosity index improvers from selectively hydrogenated aryl-substituted olefin containing diene copolymers

The invention provides dispersants and dispersant viscosity index improvers which include polymers of conjugated dienes which have been hydrogenated, functionalized, optionally modified, and post treated. The dispersant substances include a copolymer of two different conjugated dienes and an aryl-substituted olefin. The polymers are selectively hydrogenated to produce polymers which have highly controlled amounts of unsaturation, permitting highly selective functionalization. Also provided are lubricant fluids, such as mineral and synthetic oils, which have been modified in their dispersancy and/or viscometric properties by means of the dispersant substances of the invention. Also provided are methods of modifying the dispersancy and/or viscometric properties of lubricating fluids such as mineral and synthetic lubricating oils. The dispersant substances may also include a carrier fluid to provide dispersant concentrates.

Haze free oil additive compositions containing dispersants from selectively hydrogenated diene copolymers

The invention provides dispersants and dispersant viscosity index improvers which include polymers of conjugated dienes which have been hydrogenated, functionalized, optionally modified, and post treated. The dispersant substances include a copolymer of two different conjugated dienes. The polymers are selectively hydrogenated to produce polymers which have highly controlled amounts of unsaturation, permitting highly selective functionalization. The polymers may be blended with lower molecular weight components. Also provided are lubricant fluids, such as mineral and synthetic oils, which have been modified in their dispersancy and/or viscometric properties by means of the dispersant substances of the invention. The addition of minor amounts of lower molecular weight components improves compatibility and reduces haze. Also provided are methods of modifying the dispersancy and/or viscometric properties of lubricating fluids such as mineral and synthetic lubricating oils. The dispersant substances may also include a carrier fluid to provide dispersant concentrates.

Refrigerating machine oil composition for carbon dioxide refrigerant

본 발명은 (A) 100℃에서의 동점도가 3 내지 50㎟/s인 폴리비닐에테르 40중량% 초과 99.1중량% 이하 및 (B) 100℃에서의 동점도가 3 내지 50㎟/s인 폴리옥시알킬렌글리콜 0.1중량% 이상 40중량% 미만의 혼합물을 주성분으로 하는 이산화탄소 냉매용 냉동유 조성물로서, 이산화탄소를 주성분으로 하는 냉매 하에서도 양호한 윤활성과 높은 점도 지수를 나타내는 냉동기유 조성물을 제공하고, 또한 상기 특징을 유지하면서 초임계 상태의 이산화탄소 분위기 하에서 안정성 및 윤활성이 우수하며, 장기간 사용 가능한 냉동기유 조성물을 제공할 수 있다. The present invention relates to polyoxyalkyl having (A) more than 40% by weight of polyvinyl ether having a kinematic viscosity at 100 ° C. of 3 to 50 mm 2 / s and 99.1% by weight or less and (B) a kinematic viscosity at 100 ° C. of 3 to 50 mm 2 / s. A refrigeration oil composition for carbon dioxide refrigerants comprising, as a main component, a mixture of ethylene glycol at least 0.1% by weight and less than 40% by weight, which provides a refrigeration oil composition exhibiting good lubricity and high viscosity index even under a refrigerant containing carbon dioxide as a main component, It is possible to provide a refrigeration oil composition excellent in stability and lubricity under a carbon dioxide atmosphere in a supercritical state while maintaining the same.

Additive composition suitable for endowing non-living organic material with antistatic properties and improving electroconductivity thereof

FIELD: chemistry. SUBSTANCE: additive composition consists of: (A) 1-50 wt % olefin and sulphur dioxide copolymer, (B) 1-50 wt % compound containing one or more basic nitrogen atoms, with long-chain carbon residues with at least 4 carbon atoms or an equivalent structural element which enables solubility of component (B) in non-living organic material, (C) 0.1-30 wt % oil-soluble acid and (D) 1-80 wt % high-boiling organic solvent, wherein 80 wt% of types of its molecules are characterised by boiling point higher than 150°C at normal pressure. EFFECT: high electroconductivity of non-living organic material. 10 cl, 9 ex РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) 2 462 504 (13) C2 (51) МПК C10L 1/14 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ОПИСАНИЕ ИЗОБРЕТЕНИЯ К ПАТЕНТУ (21)(22) Заявка: 2009136262/05, 28.02.2008 (24) Дата начала отсчета срока действия патента: 28.02.2008 (73) Патентообладатель(и): БАСФ СЕ (DE) (43) Дата публикации заявки: 10.04.2011 Бюл. № 10 2 4 6 2 5 0 4 (45) Опубликовано: 27.09.2012 Бюл. № 27 (56) Список документов, цитированных в отчете о поиске: ЕР 1568756 А1, 31.08.2005. ЕР 1274819 B1, 22.06.2005. US 3917466 A, 04.11.1975. ЕР 1749874 А2, 07.02.2007. RU 2114898 C1, 10.07.1998. RU 2041921 C1, 20.08.1995. RU 2163251 C2, 20.02.2001. 2 4 6 2 5 0 4 R U (86) Заявка PCT: EP 2008/052451 (28.02.2008) C 2 C 2 (85) Дата начала рассмотрения заявки PCT на национальной фазе: 02.10.2009 (87) Публикация заявки РСТ: WO 2008/107371 (12.09.2008) Адрес для переписки: 105064, Москва, а/я 88, "Патентные поверенные Квашнин, Сапельников и партнеры" (54) ПРИСАДОЧНАЯ КОМПОЗИЦИЯ, ПРИГОДНАЯ ДЛЯ ПРИДАНИЯ АНТИСТАТИЧЕСКИХ КАЧЕСТВ НЕЖИВОМУ ОРГАНИЧЕСКОМУ МАТЕРИАЛУ И УЛУЧШЕНИЯ ЕГО ЭЛЕКТРОПРОВОДНОСТИ (57) Реферат: Присадочная композиция состоит из: (A) 150% мас. сополимера олефина и диоксида серы, (B) 1-50% мас. соединения, содержащего один или несколько основных атомов азота, с длинноцепочечными углеродными остатками, по меньшей мере, с 4 атомами углерода или ...

丙烯酸烷基酯共聚物分散剂及其用途

本发明公开了丙烯酸烷基酯共聚物分散剂及其用途，即一种新的反应产物和制备该反应产物的方法。该反应产物为通过使i)数均分子量为约5,000到约500,000的酰化的丙烯酸烷基酯共聚物；ii)数均分子量为约500到约5000的烃基酰化剂；和iii)选自(a)多胺；(b)多元醇；和(c)氨基醇的化合物一起反应形成官能化聚丙烯酸烷基酯共聚物而得到的共聚物。根据该反应，(i)对(ii)的摩尔比为约1∶10到约5∶1。

聚合物作为燃料和润滑剂的添加剂

本发明涉及用于燃料和润滑剂的腐蚀抑制剂。本发明也涉及腐蚀抑制剂在燃料和润滑剂中的用途。

Corrosion inhibitors for fuels and lubricants

FIELD: chemistry.SUBSTANCE: invention relates to novel applications of corrosion inhibitors in fuels and lubricants. As corrosion inhibitors in diesel and carb fuel containing at least 0.1 part per million of alkali and/or alkali-earth metals and/or zinc, which are selected from a group consisting of sodium, zinc, magnesium and calcium, copolymers are used. Copolymers are obtained by reacting maleic anhydride and at least one α-olefin with 16–28 carbon atoms. Then, optionally, second reaction stage of partial or complete hydrolysis of anhydride functional groups contained in obtained at first reaction stage copolymer is carried out. Second reaction stage is carried out at least if the copolymer obtained at the first reaction stage does not contain free carboxylic acid functional groups. Copolymer has weight-average molecular weight M(determined by gel permeation chromatography with tetrahydrofuran and polystyrene as standard) 1500–4000 g/mol. Copolymers retain activity and do not precipitate in the presence of calcium.EFFECT: corrosion inhibitors have high compatibility with calcium ions and retain the action typical for corrosion inhibitors.5 cl, 1 dwg, 7 tbl, 3 ex РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) (13) 2 689 799 C2 (51) МПК C10L 10/04 (2006.01) C08L 1/14 (2006.01) C10L 1/16 (2006.01) C10L 1/196 (2006.01) C08F 222/06 (2006.01) C08F 210/14 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ОПИСАНИЕ ИЗОБРЕТЕНИЯ К ПАТЕНТУ (52) СПК C10L 1/146 (2019.02); C10L 1/1641 (2019.02); C08F 210/14 (2019.02); C08F 222/06 (2019.02); C10L 1/1963 (2019.02); C10L 1/1966 (2019.02) (21)(22) Заявка: 2016134922, 29.01.2015 29.01.2015 Дата регистрации: 29.05.2019 (73) Патентообладатель(и): БАСФ СЕ (DE) 29.01.2014 EP 14152991.7; 04.12.2014 EP PCT/EP2014/076622; 16.12.2014 EP 14198266.0 (56) Список документов, цитированных в отчете о поиске: EP 0307815 A1, 22.03.1989. WO (43) Дата публикации заявки: 05.03.2018 Бюл. № 7 (85) Дата начала рассмотрения заявки PCT на ...

Corrosion inhibitors for fuel and lubricant materials

FIELD: chemistry.SUBSTANCE: invention discloses the use of polymers that statistically have an average of at least 4 acid groups per polymer chain, ratio of carbon atoms to the acid group ranges from 7 to 35 and the acid number ranges from 80 to 320 mg KOH/g, determined by potentiographic titration with 0.5 molar aqueous hydrochloric acid after three hours of heating in 0.5 molar ethanolic potassium hydroxide solution as corrosion inhibitors in fuels that have an alkali and/or alkali-earth metal and/or zinc content of at least 0.1 ppm, wherein the fuel is diesel or gasoline. Also disclosed is the use of polymers in additive kits for reducing corrosion in diesel and gasoline fuels that have an alkali and/or alkali-earth metal and/or zinc content of at least 0.1 ppm.EFFECT: reduced corrosion.14 cl, 1 dwg, 3 ex, 9 tbl РОССИЙСКАЯ ФЕДЕРАЦИЯ ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) (19) RU (11) (13) 2 684 323 C2 (51) МПК C10M 145/12 (2006.01) C10M 145/16 (2006.01) C10L 1/14 (2006.01) C10L 1/16 (2006.01) C10L 1/196 (2006.01) C10L 10/04 (2006.01) C10M 171/00 (2006.01) ОПИСАНИЕ ИЗОБРЕТЕНИЯ К ПАТЕНТУ (52) СПК C10M 145/12 (2018.08); C10M 145/16 (2018.08); C10L 1/14 (2018.08); C10L 1/16 (2018.08); C10L 1/196 (2018.08); C10L 10/04 (2018.08); C10M 171/00 (2018.08) (21)(22) Заявка: 2016134920, 29.01.2015 29.01.2015 Дата регистрации: 08.04.2019 29.01.2014 EP 14152991.7; 04.12.2014 EP PCT/EP2014/076622; 16.12.2014 EP 14198266.0 (73) Патентообладатель(и): БАСФ СЕ (DE) (43) Дата публикации заявки: 05.03.2018 Бюл. № 7 (85) Дата начала рассмотрения заявки PCT на национальной фазе: 29.08.2016 (86) Заявка PCT: R U 2 6 8 4 3 2 3 EP 2015/051825 (29.01.2015) (87) Публикация заявки PCT: WO 2015/114053 (06.08.2015) Адрес для переписки: 105064, Москва, а/я 88, "Патентные поверенные Квашнин, Сапельников и партнеры" (54) ИНГИБИТОРЫ КОРРОЗИИ ДЛЯ ТОПЛИВА И СМАЗОЧНЫХ МАТЕРИАЛОВ (57) Реферат: Изобретение раскрывает применение едкого калия, в качестве ингибиторов коррозии полимеров, ...

用于燃料和润滑剂的缓蚀剂

本发明涉及用于燃料和润滑剂的缓蚀剂。本发明还涉及缓蚀剂在燃料和润滑剂中的用途。

Polymers as additives for fuels and lubricants

FIELD: chemistry.SUBSTANCE: use of copolymers, having on average: at least four acid groups per polymer chain, wherein the acid groups are carboxyl groups, the ratio of carbon atoms to the acid group ranges from 7 to 35 and the acid number ranges from 80 to 320 mg KOH/g, determined by potentiographic titration with 0.5 molar aqueous hydrochloric acid after three-hour heating in 0.5 molar ethanolic potassium hydroxide solution; as a fuel additive for reducing fuel consumption by direct injection diesel engines and to minimise power loss in direct injection diesel engines, as an additive to diesel fuels for reducing and / or preventing deposits in feed systems and / or as a petrol additive for reducing deposits in the inlet system of a direct injection and spark ignition (DISI) petrol engine and port fuel injector (PFI) petrol engine, copolymers have solubility in toluene at 20 °C of at least 5 g/100 ml.EFFECT: technical result consists in the use of said copolymers as fuel additives to reduce fuel consumption, to minimise power loss and to reduce and / or prevent deposits.13 cl, 1 dwg, 2 tbl, 12 ex РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) (13) 2 685 271 C2 (51) МПК C10M 145/12 (2006.01) C10L 1/14 (2006.01) C10L 1/16 (2006.01) C10L 1/196 (2006.01) C10L 10/04 (2006.01) C10L 10/18 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ C10M 145/16 (2006.01) C10M 171/00 (2006.01) (12) ОПИСАНИЕ ИЗОБРЕТЕНИЯ К ПАТЕНТУ (52) СПК C08F 210/14 (2019.02); C08F 222/06 (2019.02); C10L 1/146 (2019.02); C10L 1/1641 (2019.02); C10L 1/188 (2019.02); C10L 1/1883 (2019.02); C10L 1/1963 (2019.02); C10L 1/1966 (2019.02); C10L 1/1973 (2019.02); C10L 1/1976 (2019.02); C10L 10/04 (2019.02); C10L 10/06 (2019.02); C10L 10/18 (2019.02); C10M 129/34 (2019.02); C10M 129/72 (2019.02); C10M 129/92 (2019.02); C10M 145/12 (2019.02); C10M 145/16 (2019.02); C10M 159/005 (2019.02); C10M 171/00 (2019.02) (24) Дата начала отсчета срока действия патента: Дата регистрации: 17.04.2019 Приоритет(ы): (30) ...

Compounded lubricating oil

Process for preparing phosphor disulphides

PHOSPHOROTHIONYL DISULPHIDES USEFUL AS ASHLESS LUBRICATING OIL ADDITIVES (ANTIOXIDANT, ANTI-WEAR AND EXTREME PRESSURE ADDITIVES) ARE PREPARED BY REACTING A THIOPHOSPHORIC ACID WITH AN ORGANIC COMPOUND CONTAINING THE GROUP >S=O (E.G. A SULPHOXIDE) PREFERABLY AT A TEMPERATURE LOWER THAN 140*C.

Lubricating oil compositions and methods for lubricating gasoline-fueled and/or alcohol-fueled, spark-ignited engines

A lubricating oil composition is described which is useful in spark-ignited engines which may be fueled with gasoline, alcohol, or mixtures of both. More particularly, lubricating oil compositions for spark-ignited engines are described which comprise (A) an oil of lubricating viscosity; (B) at least one detergent selected from the group consisting of a basic magnesium salt of an organic acid or a mixture of at least one basic magnesium salt of an organic acid and another alkaline earth metal salt of an organic acid wherein the metal in the mixture is predominantly magnesium; and (C) at least one metal salt of (C-1) a substituted succinic acid acylated polyamine; or (C-2) a hydrocarbon-substituted aromatic carboxylic acid containing at least one hydroxyl group attached to an aromatic ring, provided that the metal of said metal salt (C) is not calcium or magnesium. Lubricants primarily useful for lubricating alcohol-fueled, spark-ignited engines also are described which comprise (A) a lubricating oil, (B) a detergent as described above, and (D) at least one carboxylic acid derivative composition useful as a dispersant. The oil compositions of the invention also may contain, and generally do contain other desirable additives such as (E) mixtures of metal salts of dihydrocarbyl phosphorodithioic acids; (F) sulfurized olefins; etc. In one embodiment, the oil compositions of the present invention contain the above additives and other additives described in the specification in amounts sufficient to enable the oil to meet all the performance requirements of the API Service Classification identified as "SG".

烷基丙烯酸酯共聚物vi调节剂及其用途

本发明涉及烷基丙烯酸酯共聚物VI调节剂及其用途。新型多官能聚合物粘度调节剂，包含通过如下途径得到的加成反应产物：使包含烷基丙烯酸酯的第一单体与包含烯属羧酸酰化剂的第二单体，在能够使第一和第二单体有效发生自由基聚合的条件下反应，提供包含酰化烷基丙烯酸酯共聚物的基础聚合物，其中该基础聚合物任选可进一步与胺化合物反应以提供多官能聚烷基丙烯酸酯共聚物。该基础共聚物和多官能聚烷基丙烯酸酯共聚物粘度调节剂具有良好的增稠效率、低温性能、分散性和抗氧化性。它们不会沉淀或沉降，不会在加入它们的最终流体中引起或促进形成沉淀或沉降。

多功能接枝聚合物

本发明描述了可用作分散剂的多功能接枝聚合物的组合物和制备。所描述的分散剂适用于控制油泥和漆膜以及烟炱、摩擦和磨损。产物可用作润滑剂添加剂。

Hydrogenated polymers with radial structure having core based on calixarenes and use thereof in lubricant compositions

FIELD: chemistry.SUBSTANCE: invention relates to hydrogenated polymers with a radial structure having a core made up of calixarenes, and can be used in lubricating oils as additives that improve the viscosity index. Hydrogenated polymers with a radial structure are obtained, having a core made of calixarenes of general formula (I) to which are attached a number of P segments of hydrogenated linear polymers selected from hydrogenated homopolymers or copolymers of conjugated dienes, or hydrogenated copolymers of said conjugated dienes and monoalkenyl arenes and mixtures thereof.EFFECT: invention allows to impart thickening ability, resistance to mechanical shear, thermal-oxidative stability, resistance to the formation of deposits and to exhibit low-temperature behavior.23 cl, 5 tbl, 25 ex РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) (13) 2 672 421 C2 (51) МПК C08C 19/02 (2006.01) C08G 81/02 (2006.01) C10M 119/02 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ОПИСАНИЕ ИЗОБРЕТЕНИЯ К ПАТЕНТУ (52) СПК C08C 19/02 (2006.01); C08G 81/02 (2006.01); C10M 119/02 (2006.01) (21)(22) Заявка: 2016141057, 16.04.2015 (24) Дата начала отсчета срока действия патента: Дата регистрации: 14.11.2018 17.04.2014 IT MI2014A000717 (43) Дата публикации заявки: 22.05.2018 Бюл. № 15 (56) Список документов, цитированных в отчете о поиске: US 5840814 A1, 24.11.1998. WO 01/ (45) Опубликовано: 14.11.2018 Бюл. № 32 56968 A1,09.08.2001. US 6512056 B1,28.01.2003. US 4116917 A, 26.09 1978. RU 95110544 A1,27.06.1997. SU 1367418 A1,30.10.1994. RU 2257395 C2,27.07.2005. (85) Дата начала рассмотрения заявки PCT на национальной фазе: 17.11.2016 (86) Заявка PCT: C 2 C 2 (73) Патентообладатель(и): ЭНИ С.П.А. (IT), ВЕРСАЛИС С.П.А. (IT) IB 2015/052776 (16.04.2015) (87) Публикация заявки PCT: 2 6 7 2 4 2 1 WO 2015/159249 (22.10.2015) R U 2 6 7 2 4 2 1 Приоритет(ы): (30) Конвенционный приоритет: R U 16.04.2015 (72) Автор(ы): НОТАРИ Марчелло (IT), КАВАЛЛО Клаудио (IT), РОСЕЛЛИ Альберто (IT), КАЗНАТИ ...

무생물 유기 물질의 전기 전도도 개선 및 대전 방지 개질에 적합한 첨가제 제제

본질적으로 하기로 구성되는, 무생물 유기 물질의 전기 전도도를 개선하고, 대전 방지 개질에 적합한 첨가제 제제로서, (A) 올레핀-이산화황 공중합체 1 내지 50 중량%, (B) 무생물 유기 물질 중 성분 (B)의 용해도를 보장하는 4개 이상의 탄소 원자를 갖는 하나 이상의 상대적으로 긴 사슬 선형 또는 분지 탄화수소 라디칼 또는 동등한 구조의 원소를 가지며, 하나 이상의 염기성 질소 원자를 포함하는 화합물 1 내지 50 중량%, (C) 지용성 산 0.1 내지 30 중량%, 및 (D) 하나 이상의 분자 유형으로 구성되며, 이들 분자 유형의 80 중량% 이상이 표준 기압에서 150℃ 초과의 비점을 갖는 것인 고비점 유기 용매 1 내지 80 중량%, 모든 성분의 합은 100 중량%이다.

Additive formulation suited for anti-static finishing and improvement of the electrical conductivity of inanimate organic material

The invention relates to an additive formulation for the anti-static finishing and improvement of the electrical conductivity of inanimate organic material made of (A) 1 to 50% by weight of an olefin-sulfur dioxide copolymer, (B) 1 to 50% by weight of a compound having alkaline nitrogen atoms with longer-chained hydrocarbon groups with at least 4 carbon atoms or an equivalent structural element, which ensures the solubility of (B) in the inanimate organic material, (C) 0.1 to 30% by weight of an acid soluble in oil, and (D) 1 to 80% by weight of an organic solvent with a high boiling point, wherein at least 80% by weight of the molecule types have a boiling point that is higher than 150ºC at normal pressure.

Additive formulation suitable for antistatic modification and improving the electrical conductivity of inanimate organic material

An additive formulation suitable for antistatic modification and improving the electrical conductivity of inanimate organic material, consisting essentially of (A) from 1 to 50% by weight of an olefin-sulfur dioxide copolymer, (B) from 1 to 50% by weight of a compound which comprises one or more basic nitrogen atoms and has at least one relatively long-chain linear or branched hydrocarbon radical having at least four carbon atoms or an equivalent structural element which ensures the solubility of component (B) in the inanimate organic material, (C) from 0.1 to 30% by weight of an oil-soluble acid and (D) from 1 to 80% by weight of a high-boiling organic solvent which consists of one or more molecule types, where at least 80% by weight of these molecule types have a boiling point of more than 150° C. at standard pressure, where the sum of all components adds up to 100% by weight.

船用柴油机润滑油组合物

本文公开一种船用柴油机润滑油组合物，其包括(a)主要量的润滑粘度油；和(b)以船用柴油机润滑油组合物总重量计约3-40wt.％的基本不含多元醇促进剂氧化产物的硫化碱土金属烷基酚盐清净剂。

低粘度润滑聚烯烃

本发明涉及低粘度油，其包含多于按重量计50％的9‑甲基‑11,13‑二辛基二十三烷，并且涉及包含该基础油和任选地另一种基础油或添加剂的润滑组合物。根据本发明的油具有4至8mm2.s‑1的通过ASTM D445标准测量的在100℃的运动粘度。本发明还涉及通过使用茂金属催化剂的特定方法制备的这种低粘度油，并且涉及在发动机、水力流体和齿轮，特别是齿桥和传输领域中所述油作为用于润滑的高性能润滑剂的用途。

Viscosity index enhancing additive for lubricating oils

FIELD: chemistry. SUBSTANCE: polymer additive which enhances viscosity index is a composition of a hydrogenated block copolymer having at least one polymer block B and, optionally, at least one polymer block A. Before hydrogenation, each block A is a monoalkenylarene homopolymer block, and each block B is a copolymer block with regulated distribution, containing at least one conjugated diene and at least one monoalkenylarene. After hydrogenation, approximately 0-10% arene double bonds are restored and at least approximately 90% conjugated diene double bonds are restored; each block A has number-average molecular weight ranging from approximately 3000 to approximately 60000, and each block B has number-average molecular weight ranging from approximately 20000 to approximately 300000. Each block B has terminal parts adjacent to blocks A, which are rich in conjugated diene links, and one or more parts which are not adjacent to blocks A, which are rich in monoalkenylarene links. The total amount of monoalkenylarene in the hydrogenated block copolymer ranges from approximately 20 wt % to approximately 80 wt %. Content of monoalkenylarene in each block B ranges from approximately 10 wt % to approximately 75 wt %, under the condition that when there is no block A, each block B has terminal parts rich in conjugated diene links, and one or more non-terminal links rich in monoalkenylarene links, and further under the condition that if there is more than one block A, each block A has molecular weight not less than 5000. The composition of the hydrogenated block copolymer is used in amount of 0.2-2.0 wt % in oil compositions for high-efficiency engines. EFFECT: improved viscosity index of base oil, usually used for engine oil. 8 cl, 1 tbl, 1 ex РОССИЙСКАЯ ФЕДЕРАЦИЯ (19) RU (11) 2 439 130 (13) C2 (51) МПК C10L 1/16 (2006.01) C10M 143/10 (2006.01) C10M 143/12 (2006.01) C08F 297/04 (2006.01) C08F 287/00 (2006.01) ФЕДЕРАЛЬНАЯ СЛУЖБА ПО ИНТЕЛЛЕКТУАЛЬНОЙ СОБСТВЕННОСТИ (12) ОПИСАНИЕ ...

Lubricating oil composition for diesel engines