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LUBRICANTS OR SEPARANTS FOR MOVING SOLID SURFACES AND MISCELLANEOUS MINERAL OIL COMPOSITIONS (E.G., WATER CONTAINING, ETC.)

Subclass of:

508 - Solid anti-friction devices, materials therefor, lubricant or separant compositions for moving solid surfaces, and miscellaneous mineral oil compositions

Patent class list (only not empty are listed)

Deeper subclasses:

Class / Patent application numberDescriptionNumber of patent applications / Date published
508243000 Heterocyclic ring compound; a heterocyclic ring is one having as ring members only carbon and at least one hetero atom selected from nitrogen and chalcogen (i.e., oxygen, sulfur, selenium, or tellurium) 403
508459000 Organic -C(=O)O- compound 381
508154000 Inorganic compound (except water) (Overbased or carbonated organic acidic compounds are not classified in this subclass or its indents on the basis of inorganic overbasing or carbonating agents; the overbased or carbonated compounds are treated as complexes, and are classified with the particular organic acidic compound) 188
508185000 Organic compound containing boron 139
508113000 Graphite, coal, or elemental carbon 85
508545000 Organic nitrogen compound 83
508421000 Organic phosphorus compound, wherein the phosphorus is single bonded directly to chalcogen by nonionic bonding (e.g., phosphorus acids, esters, etc.) 81
508388000 Organic sulfur compound, wherein the sulfur is single bonded directly to oxygen (e.g., sulfites, etc.) 76
508368000 Heavy metal or aluminum in an organic phosphorus compound having four chalcogens bonded directly to the phosphorus 72
508577000 Organic oxygen compound 67
508591000 Solid hydrocarbon polymer 62
508362000 Nitrogen and heavy metal, or nitrogen and aluminum, in the same compound 59
508202000 Organic compound containing silicon (e.g., silicon esters) 46
508136000 Silicon dioxide, silicic acid, orthosilicate, or metasilicate, including surface-treated (e.g., clays, onium clays, estersils, etc.) 30
508216000 Protein, carbohydrate, lignin, plant matter of indeterminate structure, or their reaction product of indeterminate structure 19
508150000 Elemental metal or boron, or alloyed metal 17
508382000 Heavy metal or aluminum bonded directly to carbon 17
508181000 PTFE (polytetrafluoroethylene) 15
508567000 Organic sulfur compound (e.g., mercaptans, etc.) 14
508221000 Compound of indeterminate structure, prepared by reacting a heterocyclic compound of known structure; a heterocyclic ring is one having as ring members only carbon and at least one hetero atom selected from nitrogen and chalcogen (oxygen, sulfur, selenium, or tellurium) 11
508386000 Organic -XCN or -N=C=X compound, wherein X is chalcogen 8
508322000 Sulfurized compound of indeterminate structure, which is a reaction product of an organic compound with sulfur halide, elemental sulfur, or metal polysulfide 7
508111000 Processes of purifying or recovering used lubricant compositions, and purified or recovered products thereof 7
508588000 Organic halogen compound 6
508452000 Compound of indeterminate structure, prepared by reacting an organic -C(=O)O- compound of known structure 5
20110269655Gear Oil Additive - Gear oil formulations comprising a gear oil and a film forming agent are disclosed. The film forming agent comprises a polymeric ester which is the reaction product of at least one polyfunctional alcohol, a dimer fatty acid, an optional aliphatic dicarboxylic acid having 5 to 18 carbon atoms and one or more ingredients to reduce the acid value of the polymeric ester to below 5 mgKOH/g with the resultant polymeric ester having a kinematic viscosity at 100° C. ranging from 400 to 5000 mm11-03-2011
20160145525COMPLEX POLYESTER COMPOSITION, LUBRICANT COMPOSITION, LUBRICANT, AND PRODUCTION METHOD FOR COMPLEX POLYESTER COMPOSITION - An object of the present invention is to provide a lubricant which has excellent lubrication performance and is able to exhibit excellent lubrication performance even when under extreme pressure conditions. The present invention relates to a complex polyester composition containing polyester obtained by condensing polyhydric alcohol having at least two hydroxyl groups, a dicarboxylic acid having 44 carbon atoms, and monohydric alcohol. Further, the present invention relates to a lubricant composition containing the complex polyester composition, and a lubricant and a production method for a complex polyester composition.05-26-2016
20100130393Ester Dispersant Composition for Soot Handling in EGR Engines - Reaction of a carboxylic acid-containing polymer with certain aromatic amines and polyols results in ester containing dispersant viscosity modifiers with improved soot handling performance in heavy-duty diesel engines, compared with non-ester containing dispersants.05-27-2010
20100298185Lubricating Composition Containing a Polymer - The invention provides a lubricating composition containing an oil of lubricating viscosity, an additive containing a polymeric backbone and at least one amino group. The invention further provides for the additive to have dispersant and/or dispersant viscosity modifying properties. The lubricating composition is suitable for lubricating an internal combustion engine.11-25-2010
20120245066Novel Lubricity Enhancing Additives, a Method for Producing the Same and use Thereof - The invention relates to novel lubricity enhancing additives, to a method for producing the same, and to the use thereof.09-27-2012
508149000 Elemental halogen or elemental phosphorus 5
20080280791Lubricating Oil Composition for Marine Applications - A lubricating oil and a lubricant additive composition suitable for use in marine gear applications, including the gears of two-cycle or four-cycle outboard marine engines or the gears of an outdrive of an inboard/outboard marine drivetrain. The lubricating oil and additive composition may exhibit improved water emulsification and wear properties.11-13-2008
20080300154LUBRICATING OIL WITH ENHANCED PROTECTION AGAINST WEAR AND CORROSION - Provided is a lubricating oil composition comprising: (a) a major amount of an oil of lubricating viscosity; and (b) one or more borated alkaline earth metal alkyltoluene sulfonate detergents; wherein the lubricating oil composition comprises no more than about 0.20 wt. % of phosphorus and no more than about 0.50 wt. % of sulfur.12-04-2008
20090011961Lubricant compositions stabilized with styrenated phenolic antioxidant - Compositions are disclosed that comprise a lubricant, at least a first antioxidant and an optional second antioxidant, the first antioxidant being a styrenated phenolic antioxidant and the optional second antioxidant a secondary diarylamine for synergistic antioxidant action. Also disclosed is a method of increasing the oxidation stability of lubricating oils comprising: adding thereto at least a first antioxidant and, optionally, a second antioxidant, the first antioxidant being a styrenated phenolic antioxidant and the optional second antioxidant a secondary diarylamine.01-08-2009
20090170733LUBE OIL COMPOSITIONS - A lube oil composition is provided. The lube oil composition includes a base oil and a carbon nanocapsule grafting with an alkyl group dispersed in the base oil, wherein the carbon nanocapsule is hollow or filled with metal, metal alloy, metal oxide, metal carbide, metal sulfide, metal nitride or metal boride.07-02-2009
20160108334USE OF O/W EMULSIONS FOR CHAIN LUBRICATION - The invention relates to the use of an O/W emulsion, in particular a PIT emulsion, for lubricating conveyor belt systems in food industries as well as a lubricant concentrate based on an O/W emulsion, in particular a PIT emulsion, of wax esters.04-21-2016
508443000 Organic -C(=X)X- compound, wherein the X`s are the same or diverse chalcogens, with at least one X being sulfur 4
20120108479COMPRESSOR OILS HAVING IMPROVED OXIDATION RESISTANCE - A compressor lubricant composition providing energy savings and exhibiting excellent oxidation stability is provided, as well as a process for preparation of the lubricant composition. The composition comprises: (i) from 68 to 99.999 wt % of an isomerized base oil or blend of isomerized base oils; (ii) 0.001 through 20 wt % of a blend of ashless additives, the ashless additives having a viscosity range at 40° C. of from 50 mm05-03-2012
20130244917ENGINE LUBRICANT COMPOSITION - Lubricant compositions include: (a) one or more polyalkylene glycol base oils obtained by polymerization or copolymerization of alkylene oxides comprising from 3 to 8 carbon atoms, include at least one butylene oxide and (b) at least one detergent chosen from salicylates or phenates. The present disclosure also relates to: 1) use of a lubricant composition as engine oil, preferably as oil for the engines of petrol or diesel motor vehicles; 2) use of a group of additives for an engine lubricant comprising polyalkylene glycol bases obtained by polymerization or copolymerization of alkylene oxides comprising from 3 to 8 carbon atoms; and 3) use of at least one additive chosen from salicylates, phenates, dithiocarbamates, amine-based or phenol-based antioxidants, preferably from salicylates or phenates, for reducing the Noack volatility of the base oils of polyalkylene glycol type, obtained from alkylene oxides comprising from 3 to 8 carbon atoms.09-19-2013
20100113314GEAR OIL COMPOSITION - To provide a gear oil composition containing a base oil, and compounded therein, (A) an ashless dithiocarbamate compound and (B) an ester of pentaerythritol and a C05-06-2010
20100144570MOLYBDENUM ALKYLXANTHATES AND LUBRICATING COMPOSITIONS - The present invention provides a molybdenum pentakis-alkylxanthate having general formula (1) which is indicated below.06-10-2010
20100113314GEAR OIL COMPOSITION - To provide a gear oil composition containing a base oil, and compounded therein, (A) an ashless dithiocarbamate compound and (B) an ester of pentaerythritol and a C05-06-2010
20100144570MOLYBDENUM ALKYLXANTHATES AND LUBRICATING COMPOSITIONS - The present invention provides a molybdenum pentakis-alkylxanthate having general formula (1) which is indicated below.06-10-2010
508152000 Elemental sulfur, selenium, or tellurium 4
20090029882PROCESS TO MAKE AN ASHLESS LUBRICATING OIL WITH HIGH OXIDATION STABILITY - A process for making an ashless hydraulic fluid or paper machine oil comprising a) hydroisomerization dewaxing, b) fractionating, c) selecting a fraction having a very high VI, and a high level of molecules with cycloparaffinic functionality, and d) blending the fraction with an ashless antioxidant. A process for making ashless paper machine oil, comprising: 01-29-2009
20090029883METHOD FOR IMPROVING THE OXIDATION STABILITY OF ASHLESS OIL - A method for improving the oxidation stability of an ashless hydraulic fluid or an ashless paper machine oil, comprising:01-29-2009
20090075850ASHLESS HYDRAULIC FLUID OR PAPER MACHINE OIL - An ashless lubricating oil, comprising a base oil having greater than 90 wt % saturates, less than 10 wt % aromatics, a viscosity index greater than 130, low sulfur, and a sequential number of carbon atoms. The lubricating oil has a VI between 155 and 300, greater than 680 minutes in a rotary pressure vessel oxidation test, and a kinematic viscosity at 40° C. from 19.8 to 748 cSt. An ashless paper machine oil, comprising a base oil having a sequential number of carbon atoms, wherein the oil has a defined viscosity index and high oxidation stability. Also, an ashless lubricating oil, comprising a base oil having a viscosity index greater than 150, wherein the base oil is made from a blend of petroleum-based wax and Fischer-Tropsch derived wax.03-19-2009
20090298726HEAT-RESISTANT BEARING MATERIAL - A heat-resistant bearing material consisting of an austenitic iron matrix alloy should, under high temperatures, have good solid lubricant properties with a high heat resistance and a high creep resistance. To this end, an iron matrix alloy is used, containing a sufficient sulphur part for obtaining a solid lubricant action on the bearing surfaces thereof, and between 1 and 6 wt. % of at least one of the following alloy elements: tungsten (W), cobalt (Co), niobium (Nb), rhenium (Re), molybdenum (Mo), tantalium (Ta), vanadium (V), hafnium (Hf), yttrium (Y), zirconium (Zr), and/or comparably high-melting alloy elements.12-03-2009
508449000 Rosin, tall oil, or derivatives of indeterminate structure thereof 4
20090170736Metalworking Fluids Comprising Neutralized Fatty Acids - An additive for an aqueous metalworking fluid (MWF) comprises a C12-20 fatty acid neutralized with at least one of an amine, alkanolamine and a caustic. The additive is designed for use in an aqueous MWF having a pH of at least about 7 and comprising at least about 0.10 weight percent, based on the weight of the MWF, of the neutralized C12-20 fatty acid. The additive inhibits the staining of ferrous and nonferrous metals during and after machining.07-02-2009
20130217606LUBRICANT COMPOSITIONS FROM RENEWABLE BASE STOCKS WITH IMPROVED PROPERTIES - Provided are lubricant compositions from renewable biological sources with improved properties and methods of making and using such compositions. In one form, the lubricant composition includes from 20 to 99.8 wt. % of a lube base stock produced from a renewable biological source and an effective amount of one or more lubricant additives. The lube base stock includes 10 to 35 wt. % paraffins, 40 to 70 wt. % 1-ring naphthenes, and 0 to 40 wt. % combined 2-ring naphthenes and aromatics, and has a ratio of 1-ring naphthenes to paraffins from 1.8 to 5.0, and a Viscosity Index of from 100 to 160. The lube base stock has a 08-22-2013
20130288937ADDITIVES FOR FUELS AND LUBRICANTS - An additive compound comprising a derivative of particular fatty acids and polyamines has been found to be friction reducing, and particularly readily miscible in fuels and lubricants. The fatty acid has more than 12 carbon atoms and at least one carboxylic group. The polyamine residue has more than two nitrogen atoms. The mole ratio of the carboxylic groups to nitrogen atoms used to form the compound is greater than 0.8 carboxylic groups per 1 nitrogen atom.10-31-2013
20180023022HEAT TREATMENT OIL COMPOSITION01-25-2018
508133000 Asphalt, pitch, pitch distillate, or chemically reacted asphalt or pitch (e.g., sulfurized, salified, reduced, blown, etc.) 4
20090163391Power Transmission Fluid Compositions and Preparation Thereof - A power transmission fluid composition meeting required specifications of manufactures is provided. The power transmission fluid composition contains a sufficient amount of a Pour Point Reducing Blend Component for the power transmission fluid to have a Brookfield viscosity at −40° C. of less than or equal to 16,000 cP. The Pour Point Reducing Blend Component is selected from an isomerized Fischer-Tropsch derived bottoms product, a bottoms product prepared from an isomerized highly waxy mineral oil, and mixtures thereof.06-25-2009
20100093568REFRIGERATOR OIL, COMPRESSOR OIL COMPOSITION, HYDRAULIC FLUID COMPOSITION, METALWORKING FLUID COMPOSITION, HEAT TREATMENT OIL COMPOSITION, LUBRICANT COMPOSITION FOR MACHINE TOOL AND LUBRICANT COMPOSITION - The present invention provides a refrigerating machine oil, a compressor oil composition, a hydraulic oil composition, a metalworking oil composition, a heat treating oil composition, a lubricating oil composition for machine tools and a lubricating oil composition which comprise a lubricating oil base oil having % C04-15-2010
20120046205Compressor oil composition - The present invention provides a refrigerating machine oil, a compressor oil composition, a hydraulic oil composition, a metalworking oil composition, a heat treating oil composition, a lubricating oil composition for machine tools and a lubricating oil composition which comprise a lubricating oil base oil having % C02-23-2012
20130143778UPGRADING DEASPHALTING RESIDUE TO HIGH PERFORMANCE ASPHALT - A novel composition is provided that incorporates the residual solids from solvent deasphalting to make a high value asphalt product. A process for making the asphalt composition is also provided. A first portion of heavy oil or another feedstock can be deasphalted using propane deasphalting or another suitable deasphalting process. This generates a solvated fraction and an insoluble deasphalting residue. The deasphalting residue is then added to a second portion of heavy oil, such as a second portion of the same type of heavy oil that was used as feedstock in the solvent deasphalting. The mixture of deasphalting residue and heavy oil results in a novel dispersion that is suitable for use as an asphalt. Optionally, an additive such as an alkyl substituted aromatic sulfonic acid can be added to the composition to further improve the asphalt properties.06-06-2013
508112000 Halogenated graphite, or microorganism metabolic product or culture product of indeterminate structure 3
20080242565Novel Cherkasky Lubricants Based On Modified Biomolecules and Biomasses, Methods For Their Production And Use of Modified Biomolecules And Biomasses As Lubricants or Additives - Both prepared, non-chemically modified and chemically modified biomasses, preferably algal biomasses as well as proteins and nucleic acids and organelles will be used either as lubricants or additives to lubricants. The advantages are as follows: the utility or utilization of biomasses such as dead animal bodies or plant and algal biomasses on the sea shores, for example during tides, the use of renewable row materials as lubricants and additives to other lubricants, the economical use of other lubricants, especially of those based on fossil sources, as well as the improvement of lubricative features by adding to oils, fats and pastes as well as the use of the lubricants according to this invention as an alternative to current lubricants. Modified biomolecules can improve thereby the quality of lubricants.10-02-2008
20090048128EQUIPMENT LUBRICATING MICROBIAL COMPOSITIONS - An exemplary embodiment is directed to an equipment lubricating composition comprising useful microorganisms. An exemplary embodiment comprises a water insoluble, water-absorbent substance and an encapsulated microorganism component including viable microorganisms. This encapsulating material may encapsulate and protect the microorganisms by essentially preventing the microorganisms from contacting the external environment. Based on the protection afforded by the encapsulation, exemplary embodiments may include previously inhospitable carrier compounds such as particulate machine lubricants.02-19-2009
20100222244LUBRICATING COMPOSITIONS BASED ON PERFLUOROPOLYETHERS - Use as additive to stabilize perfluoropolyether lubricant oils at high temperatures, preferably higher than 200° C., of a solid polymer at room temperature, having a softening or a melting point higher than 150° C., preferably higher than 200° C., and containing in the repeating unit at least one aromatic ring; preferably in the backbone, and lubricating compositions containing said additive.09-02-2010
508447000 Organic cyano or isocyano compound 3
20120309657Lubricating Composition Containing an Antiwear Agent - The invention provides a lubricating composition containing an oil of lubricating viscosity, a compound derived from the hydroxy-carboxylic acid and a nitrile compound. The invention further relates to a method of the lubricating an internal combustion engine with the lubricating composition.12-06-2012
20140315770LUBRICATING COMPOSITION - A lubricating composition for use in the crankcase of an engine comprising a base oil and one or more additives, wherein the lubricating composition comprises from 0.01 wt % to 5 wt %, by weight of the lubricating composition, of one or more liquid crystal compounds, wherein the one or more liquid crystal compounds is a terphenyl compound.10-23-2014
20160194577LUBRICANT ADDITIVE AND LUBRICANT OIL COMPOSITION07-07-2016
508564000 Organic phosphorus compound 2
20090312211LUBRICANT COMPOSITION - Provided is a lubricant composition containing a lubricant base oil and 0.5 to 10 mass % of (A) an ethylene/α-olefin copolymer having a number average molecular weight of 2,800 to 8,000, in which the lubricant base oil used here has a kinematic viscosity at 100° C. of 1.5 to 40 mm12-17-2009
20100004151Lubricating Compositions - The invention provides a lubricating composition containing hydrocarbyl-capped polyoxyalkylene polyol. The invention further provides lubricating compositions containing the hydrocarbyl-capped polyoxyalkylene polyol; and a method for lubricating a mechanical device with the lubricating composition.01-07-2010
508443000 Organic -C(=X)X- compound, wherein the Xs are the same or diverse chalcogens, with at least one X being sulfur 2
20100113314GEAR OIL COMPOSITION - To provide a gear oil composition containing a base oil, and compounded therein, (A) an ashless dithiocarbamate compound and (B) an ester of pentaerythritol and a C05-06-2010
20100144570MOLYBDENUM ALKYLXANTHATES AND LUBRICATING COMPOSITIONS - The present invention provides a molybdenum pentakis-alkylxanthate having general formula (1) which is indicated below.06-10-2010
20100113314GEAR OIL COMPOSITION - To provide a gear oil composition containing a base oil, and compounded therein, (A) an ashless dithiocarbamate compound and (B) an ester of pentaerythritol and a C05-06-2010
20100144570MOLYBDENUM ALKYLXANTHATES AND LUBRICATING COMPOSITIONS - The present invention provides a molybdenum pentakis-alkylxanthate having general formula (1) which is indicated below.06-10-2010
508419000 Compound of indeterminate structure, prepared by reacting a compound having phosphorus single bonded directly to chalcogen by nonionic bonding and attached directly or indirectly to carbon by nonionic bonding (e.g., by reaction of phosphorus acids and esters, etc.) 2
20140249060LUBRICANT COMPOSITION - A lubricating oil composition comprising a lubricating base oil, and a mixture and/or a reaction product of (A) 0.01-0.5% by mass of at least one compound selected from among acid phosphates represented by formula (1) or formula (2), and (B) 0.01-2% by mass of an alkylamine represented by formula (3), based on the total weight of the composition, wherein the acid value due to component (A) is 0.1-1.0 mgKOH/g. [R09-04-2014
20130017981Lubricating Compositions - The invention provides a lubricating composition containing hydrocarbyl-capped polyoxyalkylene polyol. The invention further provides lubricating compositions containing the hydrocarbyl-capped polyoxyalkylene polyol; and a method for lubricating a mechanical device with the lubricating composition.01-17-2013
508542000 Compound of indeterminate structure, prepared by reacting an aldehyde, a phenol or phenol salt, and ammonia or substituted ammonia (e.g., reaction of formaldehyde, phenol, and amine, etc.) 2
20080274924METHOD FOR PRODUCING MANNICH ADDUCTS THAT CONTAIN POLYISOBUTYLENE PHENOL - Polyisobutenylphenol-containing Mannich adducts are prepared by 11-06-2008
20110251114METHOD FOR PRODUCING MANNICH ADDUCTS THAT CONTAIN POLYISOBUTYLENE PHENOL - Polyisobutenylphenol-containing Mannich adducts are prepared by 10-13-2011
508184000 Azo compound (i.e., compound having two acyclic nitrogens double bonded to each other, and carbon single bonded to each of the nitrogens) 2
20120178656Dispersant Viscosity Modifiers - The disclosed invention relates to a composition comprising a grafted polymer. The polymer backbone comprises an olefin block and a vinyl aromatic block. The polymer backbone is grafted with a pendant carbonyl containing group, the grafting being conducted in oil in the presence of an initiator. The carbonyl containing-group is optionally substituted to provide ester, imide and/or amide functionality. The grafted polymer is useful as a dispersant viscosity modifier in lubricating compositions such as engine oils.07-12-2012
20160177164Oleaginous Microbial Lubricants06-23-2016
508543000 Compound of indeterminate structure, prepared by reacting an organic nitrogen compound of known structure 1
20100305011ANTI-OXIDATION AND/OR ANTI-CORROSION AGENT, LUBRICATING COMPOSITION CONTAINING SAID AGENT AND METHOD FOR PREPARING THE SAME - New anti-oxidation and/or anti-corrosion agents representing new products resulting from the reaction of a diphenyl amine compound (DPA) with a phenyl-α-naphthyl amine compound (PAN), possess improved properties, as compared to known additives. Lubricating compositions, in particular for turbines, containing the novel anti-oxidation and/or anti-corrosion agents, and a method for preparing the novel anti-oxidation and/or anti-corrosion agents, as well as the novel lubricating compositions are described.12-02-2010
508451000 Naturally occurring carboxylic acid ester wax (e.g., carnauba wax, lanolin, beeswax, etc.) 1
20110111995GREASE COMPOSITION AND PROCESS FOR PRODUCTION THEREOF - In this grease composition, a grease produced by mixing at least one base oil selected from a mineral oil-type lubricant base oil, a synthetic lubricant base oil, and a biodegradable lubricant base oil with a thickener is compounded with a wax and water, and an additive such as a surfactant and a defoamer is optionally compounded therewith. A soap containing a calcium sulfonate complex is used as the thickener. A carnauba wax is preferably used as the wax. Since this grease composition is mainly composed of a grease and a wax, the grease composition extremely facilities its removal operation after application, is environmentally friendly, and has extremely excellent anti-corrosion performance. When the grease composition is used by being applied to a base material of an object to be welded, an effect of preventing the adhesion of welding spatters can be obtained.05-12-2011
508450000 Purified or chemically reacted naturally occurring carboxylic acid ester wax (e.g., acidolized, hydrogenated, halogenated, etc.) 1
20100279903Metal Salts Of Oxidized Low Molecular Byproduct Polyethylene As Lubricants For PVC - Polymeric salts, lubricant compositions comprising the polymeric salts and processes for producing such polymeric salts. More specifically, low viscosity lubricants for the working surface of an extrusion die during the processing of plastics that require lubricants to render them processable, such as polyvinyl chloride, chlorinated polyvinyl chloride, polyvinylidene chloride and copolymers thereof. A metal base is reacted with acid functional groups formed during oxidation of a wax, thereby forming a polymeric salt, neutralizing the wax and saponifying saponifiable functional groups.11-04-2010
508385000 Heavy metal or aluminum naphthenate, in combination with an organic nitrogen, sulfur, or phosphorus compound 1
20120142566GREASE COMPOSITION AND MECHANICAL PART - The invention provides a grease composition containing a base oil, a thickener and an additive, characterized in that the base oil has a kinetic viscosity at 40° C. of 50 to 200 mm06-07-2012
508346000 Phosphosulfurized or phosphooxidized organic compound of indeterminate structure (i.e., indeterminate reaction products of organic compounds with phosphorus sulfides or oxides) 1
20120220508Lubricant Compositions - Suggested is a method for enhancing energy efficiency of engines by applying to said engines a lubricant composition containing (A) carboxylic esters derived from the reaction of mono-, di- and/or poly alcohols with mono- and/or dicarboxylic acids, together with an additive blend (B) comprising at least two different additives (a) and (b) together, whereby compound (a) is selected from dithiophosphates, and compound (b) is selected from alkylated phosphorothionates, on condition that the total amount of the additive blend (B) is below 0.1 wt %, calculated on the weight of the whole composition.08-30-2012
508201000 Compound of indeterminate structure, prepared by reacting a silicon compound of known structure 1
20110257055Composite Particles and Method of Forming - Composite particles and a method of forming composite particles are described. The composite particles comprise at least one inorganic nanoparticle covalently bound to at least one inorganic microparticle with a linking compound. Lubricant compositions and sprayable dispersion compositions comprising composite particles are also described.10-20-2011
Entries
DocumentTitleDate
20080242564Method for improving the cooling efficiency of a functional fluid - A method is disclosed for improving the cooling of equipment lubricated by functional fluids, such as power train fluids, by lubricating the equipment with a functional fluid comprising a wax isomerate or hydrodewaxate base stock and at least one performance additive thus permitting a reduction in the volume of lubricant used and a concomitant reduction in the size of the lubricant reservoir and related equipment.10-02-2008
20080255010Synthetic lubricating compositions - Lubricating oil compositions of the invention comprise a major amount of a base oil of lubricating viscosity and an effective amount of at least one lubricant antioxidant, the base oil comprising a blend of a Group III base oil derived from a synthesis gas, and a Group IV base oil wherein the ratio of the Group III to Group IV base oils is such that the lubricating composition exhibits an oxidation stability determined by a measure of high temperature deposits that is less than half the mathematical sum of the oxidative stability determined for each of the unblended Group III and Group IV oils containing the same antioxidant in the same amount as in the blend.10-16-2008
20090005273FUNCTIONAL FLUID COMPOSITIONS - A functional fluid comprising a base oil with a high viscosity index, wherein the functional fluid has a kinematic viscosity at 100° C. between 2.5 and 5.0 mm01-01-2009
20090005274PROCESS FOR MAKING SHOCK ABSORBER FLUID - A process to make a shock absorber fluid having improved performance properties, the properties including an air release after 1 minute by DIN 51381 of less than 0.8 vol %, a kinematic viscosity at 100° C. less than 5 mm01-01-2009
20090005275Power steering fluid - Provided are power steering fluids made from a waxy feed and with improved low temperature properties, such as, for example, a viscosity index of greater than 290 and a Brookfield Viscosity at −40° C. of less than 1900 mPa·s. In an embodiment, the power steering fluid comprises greater than 50 weight % base oil, viscosity index improver, and less than about 1.0 weight % pour point depressant.01-01-2009
20090036333Metalworking Fluid Compositions and Preparation Thereof - A metalworking fluid composition comprising an isomerized base oil having consecutive numbers of carbon atoms and less than 10 wt % naphthenic carbon by n-d-M is provided. The metalworking fluid has reduced mist formation, low foaming tendency and excellent air release properties.02-05-2009
20090036334USE OF IONIC LIQUIDS FOR THE LUBRICATION OF COMPONENTS IN WIND POWER PLANTS - The invention relates to the use of lubricants containing at least one ionic liquid as lubricants in components of a wind power plant.02-05-2009
20090062161Two-cycle gasoline engine lubricant - A lubricating oil comprising a base oil of specified carbon types, less than 5 wt % hydrocarbon solvent, and a detergent/dispersant additive package, wherein the lubricating oil has a blend kinematic viscosity at 100° C. of 6.5 mm03-05-2009
20090062162Gear oil composition, methods of making and using thereof - A gear oil composition is provided. The composition comprises a synergistic amount of an isomerized base oil having consecutive numbers of carbon atoms and less than 10 wt % naphthenic carbon by n-d-M for the gear oil composition to have a traction coefficient at 15 mm03-05-2009
20090062163Gear Oil Compositions, Methods of Making and Using Thereof - A gear oil composition is provided. The composition comprises an isomerized base oil having consecutive numbers of carbon atoms, less than 0.05 wt. % aromatics, a viscosity index between 150 and 170, Oxidator BN of 15 to 50 hours; and 0.001 to 30 wt % at least an additive selected from traction reducers, dispersants, viscosity modifiers, pour point depressants, antifoaming agents, antioxidants, rust inhibitors, metal passivators, extreme pressure agents, friction modifiers, and mixtures thereof. In one embodiment, composition displays a pressure viscosity coefficient of greater than 9.5 GPa03-05-2009
20090062164Gear Oil Compositions, Methods of Making and Using Thereof - A gear oil composition is provided. The composition comprises a synergistic amount of an isomerized base oil having consecutive numbers of carbon atoms and less than 10 wt% naphthenic carbon by n-d-M for the gear oil composition to have a traction coefficient at 15 mm03-05-2009
20090143261Engine Oil Compositions with Improved Fuel Economy Performance - An engine lubricating oil exhibiting a fuel economy improvement is disclosed. The engine oil composition meets at least one of ILSAC GF-4, API CI-4, API CJ4, ACEA A1, ACEA A5, ACEA B1, ACEA B5, ACEA C1, ACEA C2, ACEA C3, ACEA C4A, and JASO DL-1 performance specifications. The composition comprises at least an isomerized base oil comprising a consecutive number of carbon atoms and having a CCS Viscosity at −35° C. of less than or equal to 7000 mPa, a T06-04-2009
20090149357Lubricant composition - A lubricant composition includes a base oil having a consecutive number of carbon atoms and a viscosity index greater than a Viscosity Index Factor calculated by the following equation:06-11-2009
20090163390Artifacts, Methods of Creating Such Artifacts and Methods of using Such Artifacts - Artifacts, methods of creating such artifacts and methods of using such artifacts are provided. In this regard, an exemplary embodiment of a method for creating an artifact for quantifying measurement accuracy of non-contact sensors included in optical three-dimensional (3-D) measuring systems, comprises: fabricating an artifact using a base material; and coating the artifact with an approximately uniform coating of dry film lubricant.06-25-2009
20090312205LUBRICANT COMPOSITION FOR USE THE REDUCTION OF PISTON RING FOULING IN AN INTERNAL COMBUSTION ENGINE - The present invention relates to a lubricant composition comprising a base oil or base oil blend and one or more additives, wherein the lubricant composition has a kinematic viscosity at 100° C. of more than 5.0 mm12-17-2009
20100048434Fluids Having Partially Hydrogenated Substituted Styrene Linear Dimers and Method of Making Same - A basestock that comprises a fully hydrogenated substituted styrene linear dimer; a partially hydrogenated mono-aromatic substituted styrene linear dimer; and a partially hydrogenated di-aromatic substituted styrene linear dimer. A process of producing a basestock that comprises reacting a feed stream that comprises substituted styrene, alcohol, and a dimerization catalyst, in the presence of a solvent, to form a crude slurry of dimerized substituted styrene; and partially hydrogenating the dimerized substituted styrene with hydrogen over a Group VIII catalyst to form a basestock that comprises a fully hydrogenated substituted styrene linear dimer and a partially hydrogenated substituted styrene linear dimer.02-25-2010
20100062954TRANSMISSION FLUID COMPOSITION - The invention provides a transmission fluid composition which has a kinematic viscosity as determined at 100° C. of 2 to 10 mm03-11-2010
20100081590110 NEUTRAL BASE OIL WITH IMPROVED PROPERTIES - We provide a base oil comprising hydrocarbons with consecutive numbers of carbon atoms. The base oil has a boiling range from 700 to 925° F. (371 to 496° C.), a VI from 105 to 119, and either a Noack volatility less than 18 wt % or a CCS VIS at −25° C. less than 1500 mPa·s. The base oil may have a ratio of Noack Volatility to CCS VIS at −25° C. multiplied by 100 from 0.80 to 1.55.04-01-2010
20100113311Method for quantitatively determining the dye content in dyed oils - A new method to determine by quantitative analysis the amount of dye present in dyed engine oils is provided. The method uses imaging techniques, such as spectrophotometry, and a combination of dilution and standard addition techniques to quantitatively determine the concentration of dye in the engine oil to ascertain whether dye concentrations in engine oil have decreased as compared with original specifications, and to quantify the amount of dye to be added to the dyed engine oil to bring dye concentrations to original concentrations.05-06-2010
20100179079LUBRICATING OIL FOR NON-STAGE TRANSMISSION - Provided is a lubricating oil for continuously variable transmissions characterized by that used as a base oil are a synthetic oil I having the following properties: 07-15-2010
20110028362Automatic Transmission Fluid - Provided are compositions for use in Automatic Transmission Fluids. More specifically, provided are Automatic Transmission Fluids made using Gas-to-Liquids lubricant base oils, which are formulated with minimal to no polymeric Viscosity Index improvers and processes for production thereof. The automatic transmission fluids disclosed herein contain a) a lubricant base oil having a Viscosity Index greater than a Viscosity Index Factor as calculated by the following equation:02-03-2011
20110124536LUBRICANT COMPOSITION - The lubricant base oil of the invention has excellent energy-conserving performance, low-temperature viscosity characteristics, and detergency. The composition contains: (A) a lubricant base oil composed of, based on the total base oil amount, 50 to 99.9 mass % of a lubricant base oil having a 100° C. kinematic viscosity of 1 to less than 5 mm05-26-2011
20110166051CAPPED PARTICLES FOR USE IN LUBRICANTS - The present invention relates to capped particle additives for use in lubricant compositions, to processes for producing the additives, and to the use of the additives in lubricants and in systems that are lubricated. When used in a lubricant to lubricate a metallic surface of a workpiece, the capped particle preferably adhere to the metallic surface of the workpiece.07-07-2011
20110166052Gear Oil Compositions, Methods of Making and Using Thereof - A gear oil composition is provided. The composition comprises a synergistic amount of an isomerized base oil having consecutive numbers of carbon atoms and less than 10 wt % naphthenic carbon by n-d-M for the gear oil composition to have a traction coefficient at 15 mm07-07-2011
20110190176Cleaning and Lubricating Wipes - The Invention relates to a product comprising of an absorbent wipe and lubricating oil. The lubricating oil is impregnated into the wipe resulting in an oil-saturated wipe that can be used to clean and lubricate drive chains and gears. The oil-saturated wipe allows the user to clean and lubricate simultaneously, combining the typical 2 step process into one easy and convenient step. The oil saturated wipe also reduces the typical waste normally resulting from dripping oil onto the drive chain and prevents the oil from spilling onto unwanted parts that are in close proximity to the drive chain.08-04-2011
20110195878METHOD FOR IMPROVING THE FUEL EFFICIENCY OF ENGINE OIL COMPOSITIONS FOR LARGE LOW AND MEDIUM SPEED ENGINES BY REDUCING THE TRACTION COEFFICIENT - The present invention is directed to a method for improving the fuel efficiency of low and medium speed 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 30 mm08-11-2011
20110230377Recovery of lubricants from used cooling lubricants - In a method for recovering lubricant or lubricant concentrate from a used mixture containing lubricant, the mixture containing lubricant and which is substantially dewatered is subjected to short path distillation at a temperature of at least 150° C. and a pressure of less than 1.5 mbar, in order to obtain a lubricant concentrate which can be recycled into cooling lubricants and which is free of very finely wear debris, metal soaps and polymers.09-22-2011
20110287988SQUALANE AND ISOSQUALANE COMPOSITIONS AND METHODS FOR PREPARING THE SAME - Provided herein are methods comprising catalytic dimerization of β-farnesene to obtain squalane and/or isosqualane. Compositions comprising squalane and/or isosqualane are provided. In certain embodiments, squalane and isosqualane prepared by the methods provided herein can be useful for applications in cosmetic industry and/or in the lubricants industry.11-24-2011
20110287989Hydraulic Composition with Improved Wear Properties - The present invention relates to methods of lubricating a mechanical device by using a low sulfur lubricating composition that contains a friction modifier and provides improved antiwear performance. The invention further provides the lubricating compositions used therein.11-24-2011
20110306526LUBRICATING OIL BASED ON POLYOL ESTERS - The present invention relates to oils based on polyol esters, which may be obtained from renewable resources and used as lubricant bases or lubrication additives, notably in four-stroke engine oils, oils for hydraulics or transmissions, as well as industrial lubricants.12-15-2011
20120129741LUBRICATING COMPOSITION - The present invention provides a lubricating composition for use in the crankcase of an engine comprising a base oil and one or more additives, wherein the base oil comprises a Fischer-Tropsch derived base oil and wherein the lubricating composition has a kinematic viscosity at 100 C (according to ASTM D 445} of below 5.6 cSt and a Noack volatility (according to ASTM D 5800) of below 15 wt. %.05-24-2012
20120149612PROCESS TO MAKE BASE OIL BY OLIGOMERIZING LOW BOILING OLEFINS - A process for making base oil, comprising: oligomerizing one or more olefins having a boiling point less than 82° C. in the presence of an ionic liquid catalyst to produce the base oil having a kinematic viscosity at 40° C. of 1100 mm06-14-2012
20120157359LUBRICATING OIL WITH IMPROVED WEAR PROPERTIES - Provided is a lubricating oil composition for internal combustion engines comprising at least one hydrocarbon base stock which is determined to exhibit a 40° C. PVC/100° C. PVC ratio approaching one or greater, and one or more lubricating additives. Also provided is a method for preparing such a composition, which includes determining the 40° C. PVC/100° C. PVC ratio of a hydrocarbon base stock oil, and selecting a hydrocarbon base stock oil which exhibits a 40° C. PVC/100° C. PVC ratio approaching one. One or more lubricating additives is then added to the selected base stock oil.06-21-2012
20120264661BASE OIL FOR COOLING DEVICE, DEVICE-COOLING OIL CONTAINING THE BASE OIL, DEVICE TO BE COOLED BY THE COOLING OIL, AND DEVICE COOLING METHOD USING THE COOLING OIL - A base oil for cooling a device contains a hydrocarbon compound at 30 mass % or more and exhibits a kinematic viscosity of 4 mm10-18-2012
20120289440METHODS, APPARATUS, AND SYSTEMS FOR INCORPORATING BIO-DERIVED MATERIALS INTO OIL SANDS PROCESSING - Methods, processes, apparatus, systems, and compositions are disclosed for improving the sustainability of oil sands processing. In some embodiments, bitumen is combined with biodiluent comprising one or more liquid pyrolysis fractions obtained from pyrolyzing biomass and collecting multiple liquid fractions. The bitumen may be any source of bitumen, such as bitumen obtained from oil sands. In some embodiments, a water-rich pyrolysis liquid displaces water use in an oil sands process. The water-rich pyrolysis liquid may be used for primary separation of bitumen from oil sands or for hydrotransport, for example. Also, biochar produced from biomass pyrolysis may be introduced to an oil sands tailing pond with various benefits. Water may be recycled from a tailing pond. Integration of a pyrolysis and separation process into an oil sands refining process reduces the overall greenhouse-gas emissions on a well-to-refined product basis by 10-70% or more. Various compositions and products are also disclosed.11-15-2012
20120322701LOW VISCOSITY MARINE CYLINDER LUBRICATING OIL COMPOSITIONS - Disclosed herein are marine cylinder lubricants which comprise a major amount of basestock selected from the group consisting of a Group II basestock, a Group III basestock and mixtures thereof, wherein the marine cylinder lubricant has a kinematic viscosity at 100° C. of from 13 to about 16.2 cSt; and contains less than about 10 wt. % bright stock. Also disclosed are marine cylinder lubricants which comprise a major amount of basestock selected from the group consisting of a Group II basestock, a Group III basestock and mixtures thereof, wherein the marine cylinder lubricant has a kinematic viscosity at 100° C. of between about 13 and about 16.2 cSt; and a total base number of 5 to about 70, and further wherein the marine cylinder lubricant contains less than about 10 wt. % bright stock.12-20-2012
20130090272170 NEUTRAL BASE OIL WITH IMPROVED PROPERTIES - We provide a base stock comprising hydrocarbons with consecutive numbers of carbon atoms, wherein the base stock has a boiling range from 388 to 538° C., a VI from 105 to less than 130, and a Noack volatility from 5 to 11.5 wt % or a CCS VIS at −25° C. from 2000 to 4000 mPa·s. We also provide a base stock slate comprising the base stock and an additional base stock having an additional boiling range from 371 to 496° C. and other properties.04-11-2013
20130130952PROCESSES FOR PREPARING LOW VISCOSITY LUBRICATING OIL BASE STOCKS - A process for the oligomerization of C05-23-2013
20130165354METHOD FOR IMPROVING ENGINE FUEL EFFICIENCY - A method for improving fuel efficiency in an engine lubricated with a lubricating oil by using as the lubricating oil a formulated oil having a composition comprising: a lubricating oil base stock; and a viscosity index improver comprising at least one propylene-based polymer. The at least one propylene-based polymer comprises from 60 wt % to 98 wt % propylene derived units and from 2 wt % to 40 wt % units derived from one or more other alpha olefins, a weight average molecular weight (Mw) as measured by GPC of from 100,000 to 500,000, a number average molecular weight (Mn) as measured by GPC of from 100,000 to 400,000, a molecular weight distribution (MWD=Mw/Mn) of from 1 to 2; and a mole ratio of propylene to one or more other alpha olefins from 50:50 to 85:15.06-27-2013
20130178401Lubricating Pellet - A lubricating pellet includes an impact-rupturable shell defining an interior cavity, a lubricating substance consisting of grease or oil or other lubricating substance disposed throughout the interior cavity and contained within by said shell, providing a impact-rupturable container when the lubricating pellet is ejected from a pellet discharge device, hitting an intended target and disbursing the lubricating substance onto the target.07-11-2013
20130225459LOW 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.08-29-2013
20130296202LUBRICATING OIL WITH IMPROVED WEAR PROPERTIES - Provided is a lubricating oil composition for internal combustion engines comprising at least one hydrocarbon base stock which is determined to exhibit a 100° C. PVC/40° C. PVC ratio approaching one or greater, and one or more lubricating additives. Also provided is a method for preparing such a composition, which includes determining the 100° C. PVC/40° C. PVC ratio of a hydrocarbon base stock oil, and selecting a hydrocarbon base stock oil which exhibits a 100° C. PVC/40° C. PVC ratio approaching one. One or more lubricating additives are then added to the selected base stock oil.11-07-2013
20140221258BASE OILS AND METHODS FOR MAKING THE SAME - Provided herein are isoparaffins derived from hydrocarbon terpenes such as myrcene, ocimene and farnesene, and methods for making the same. In certain variations, the isoparaffins have utility as lubricant base stocks.08-07-2014
20140274827LUBRICANT BASE STOCKS WITH IMPROVED FILTERABILITY - Provided for are lubricant base stocks with improved filterability. The lubricant base stock includes a bright stock and an effective amount of a heavy neutral. The filterability of the base stock as measured by the Membrane Filtration Method is less than or equal to 400 seconds. Also provided for are lubricating oils with improved filterability and methods of improving the filterability of lubricant base stocks.09-18-2014
20140274828BASE OIL BLEND UPGRADING PROCESS WITH A GROUP II BASE OIL TO YIELD IMPROVED MINI-ROTARY VISCOMETER RESULTS - A process for improving MRV performance and decreasing wax crystallization in a lubricating oil, comprising: replacing between about 5 to 60 wt % of a base oil or base oil blend with between about 5 to 60 wt % of a Group II base oil. A resultant multigrade engine oil affords a Mini-Rotary Viscosity (MRV) at −30° C. of less than 60,000 mPa·s with no yield stress. The multigrade engine oil, comprising: (a) between about 10 to 30 wt % of a Group II base oil and (b) between about 40 to 60 wt % of a Group I paraffinic base oil characterized by: (i) a VI from about 98 to 104, and (ii) a kinematic viscosity from about 4.5 to 5.5 cSt at 100° C., and (c) an additive package.09-18-2014
20140274829MULTI-GRADE ENGINE OIL FORMULATIONS WITH IMPROVED MINI-ROTARY VISCOMETER RESULTS - A process for improving MRV performance and decreasing wax crystallization in a lubricating oil, comprising: replacing between about 5 to 60 wt % of a base oil or base oil blend with between about 5 to 60 wt % of a Group II base oil. A resultant multigrade engine oil affords a Mini-Rotary Viscosity (MRV) at −30° C. of less than 60,000 mPa·s with no yield stress. The multigrade engine oil, comprising: (a) between about 10 to 30 wt % of a Group II base oil and (b) between about 40 to 60 wt % of a Group I paraffinic base oil characterized by: (i) a VI from about 98 to 104, and (ii) a kinematic viscosity from about 4.5 to 5.5 cSt at 100° C., and (c) an additive package.09-18-2014
20140323369USE OF AMINES IN HEAVY OIL TRANSPORT - Provided herein are, inter alia, heavy crude oil emulsion compositions and methods of making the same. The compositions and methods provided herein are particularly useful for the transport of heavy crude oils.10-30-2014
20140371117LUBRICATING COMPOSITION - A lubricating oil composition having improved anti-oxidation properties comprising: a base oil comprising a Fischer-Tropsch derived base oil; and an organic dye compound.12-18-2014
20150024979LOW VISCOSITY LUBRICANT COMPOSITIONS - Lubricant formulations are provided having a base oil blend, the base oil blend having a first Fischer-Tropsch derived base oil having a kinematic viscosity at 100° C. of between 2.5 and 3.5 cSt and a second Fischer-Tropsch derived base oil having a kinematic viscosity at 100° C. of between 3.5 and 4.5 cSt, wherein the resulting base oil blend has a Noack volatility of less than 15%. The first Fischer-Tropsch derived base oil can be present in an amount up to 12 wt. % and the second Fischer-Tropsch derived base oil can be present in an amount up to 88 wt. %.01-22-2015
20150051124LUBRICATING OIL COMPOSITION - Provided by the present invention is a lubricating oil composition having a low friction coefficient (traction coefficient) and a superior fluidity at low temperature, suitable as a transmission oil including an automatic transmission oil, by using a base oil which contains a mineral oil satisfying the conditions that (1) kinetic viscosity at 100° C. is in the range of 5 mm02-19-2015
20150094242LUBRICANT DESIGN MANUFACTURABILITY PROCESS - Methods are provided for designing a blending component for making a plurality of lubricant products that contain the designed blending component. This can be accomplished by first determining a plurality of manufacturability index values for each desired lubricant product for a family of proposed blending components. The manufacturing index values can then be used to construct a manufacturability window for each lubricant product. The manufacturability windows for each lubricant product can then be analyzed to determine regions of overlap, if any, where a proposed blending component can be used with an increased likelihood to formulate each of the desired products. Alternatively, manufacturability windows can be used to determine suitability of pre-existing blending components for formulation of desired products.04-02-2015
20150099675COMPOSITIONS WITH IMPROVED VARNISH CONTROL PROPERTIES - A method for improving varnish control in a mechanical device requiring hydraulic fluids, turbine oils, industrial fluids, circulating oils, or combinations thereof. The method involves supplying the mechanical device with a lubricating composition including a Group III lubricating oil base stock. The Group III lubricating oil base stock has a viscosity from 3.8 to 8.5 mm04-09-2015
20160160145Mulitigrade Engine Oil with Improved Mini-Rotary Viscometer Results and Process for Preparing the Same - Disclosed herein is a multigrade engine oil with excellent low temperature viscometric properties, including improved mini-rotary viscometer (MRV) results. In one embodiment, the multigrade engine oil comprises a major amount of a first lubricating base oil having a MRV viscosity at a test temperature from about −25° C. to about −40° C. of greater than 60,000 cP and a MRV yield stress at the test temperature of greater than zero; a second lubricating base oil having a MRV viscosity at the test temperature of 60,000 cP of less and no MRV yield stress at the test temperature; and a pour point depressant. The multigrade engine oil has a MRV viscosity at the test temperature of 60,000 cP or less and no MRV yield stress at the test temperature. Since the first lubricating base oil is present in a major amount, the first lubricating base oil is present in an amount greater than any other component of the multigrade engine oil, including the amount of the second lubricating base oil. Also disclosed herein is a process for preparing a multigrade engine oil with excellent low temperature viscometric properties, including improved MRV results.06-09-2016

Patent applications in class LUBRICANTS OR SEPARANTS FOR MOVING SOLID SURFACES AND MISCELLANEOUS MINERAL OIL COMPOSITIONS (E.G., WATER CONTAINING, ETC.)

Patent applications in all subclasses LUBRICANTS OR SEPARANTS FOR MOVING SOLID SURFACES AND MISCELLANEOUS MINERAL OIL COMPOSITIONS (E.G., WATER CONTAINING, ETC.)

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