WO2015021052A1 - Lubrifiant contenant des poudres de cuivre et de bismuth sphériques - Google Patents

Lubrifiant contenant des poudres de cuivre et de bismuth sphériques Download PDF

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Publication number
WO2015021052A1
WO2015021052A1 PCT/US2014/049799 US2014049799W WO2015021052A1 WO 2015021052 A1 WO2015021052 A1 WO 2015021052A1 US 2014049799 W US2014049799 W US 2014049799W WO 2015021052 A1 WO2015021052 A1 WO 2015021052A1
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WIPO (PCT)
Prior art keywords
lubricant
grease
engine
powder
bismuth
Prior art date
Application number
PCT/US2014/049799
Other languages
English (en)
Inventor
Robert Emerson WILEY
Thomas William DESERO
Original Assignee
Sr Lubricant Solutions, Llc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sr Lubricant Solutions, Llc filed Critical Sr Lubricant Solutions, Llc
Priority to EP14834799.0A priority Critical patent/EP3030638A4/fr
Priority to CA2920587A priority patent/CA2920587A1/fr
Priority to US14/910,608 priority patent/US20160177212A1/en
Priority to AU2014306068A priority patent/AU2014306068A1/en
Publication of WO2015021052A1 publication Critical patent/WO2015021052A1/fr

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    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10MLUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M125/00Lubricating compositions characterised by the additive being an inorganic material
    • C10M125/04Metals; Alloys
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10MLUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M103/00Lubricating compositions characterised by the base-material being an inorganic material
    • C10M103/04Metals; Alloys
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10MLUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M171/00Lubricating compositions characterised by purely physical criteria, e.g. containing as base-material, thickener or additive, ingredients which are characterised exclusively by their numerically specified physical properties, i.e. containing ingredients which are physically well-defined but for which the chemical nature is either unspecified or only very vaguely indicated
    • C10M171/06Particles of special shape or size
    • CCHEMISTRY; METALLURGY
    • C23COATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; CHEMICAL SURFACE TREATMENT; DIFFUSION TREATMENT OF METALLIC MATERIAL; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL; INHIBITING CORROSION OF METALLIC MATERIAL OR INCRUSTATION IN GENERAL
    • C23CCOATING METALLIC MATERIAL; COATING MATERIAL WITH METALLIC MATERIAL; SURFACE TREATMENT OF METALLIC MATERIAL BY DIFFUSION INTO THE SURFACE, BY CHEMICAL CONVERSION OR SUBSTITUTION; COATING BY VACUUM EVAPORATION, BY SPUTTERING, BY ION IMPLANTATION OR BY CHEMICAL VAPOUR DEPOSITION, IN GENERAL
    • C23C24/00Coating starting from inorganic powder
    • C23C24/08Coating starting from inorganic powder by application of heat or pressure and heat
    • C23C24/10Coating starting from inorganic powder by application of heat or pressure and heat with intermediate formation of a liquid phase in the layer
    • C23C24/103Coating with metallic material, i.e. metals or metal alloys, optionally comprising hard particles, e.g. oxides, carbides or nitrides
    • C23C24/106Coating with metal alloys or metal elements only
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01MLUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M5/00Heating, cooling, or controlling temperature of lubricant; Lubrication means facilitating engine starting
    • F01M5/001Heating
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01MLUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL COMBUSTION ENGINES; CRANKCASE VENTILATING
    • F01M9/00Lubrication means having pertinent characteristics not provided for in, or of interest apart from, groups F01M1/00 - F01M7/00
    • F01M9/02Lubrication means having pertinent characteristics not provided for in, or of interest apart from, groups F01M1/00 - F01M7/00 having means for introducing additives to lubricant
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10MLUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2201/00Inorganic compounds or elements as ingredients in lubricant compositions
    • C10M2201/04Elements
    • C10M2201/05Metals; Alloys
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10MLUBRICATING COMPOSITIONS; USE OF CHEMICAL SUBSTANCES EITHER ALONE OR AS LUBRICATING INGREDIENTS IN A LUBRICATING COMPOSITION
    • C10M2201/00Inorganic compounds or elements as ingredients in lubricant compositions
    • C10M2201/04Elements
    • C10M2201/05Metals; Alloys
    • C10M2201/053Metals; Alloys used as base material
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10NINDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2010/00Metal present as such or in compounds
    • C10N2010/02Groups 1 or 11
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10NINDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2010/00Metal present as such or in compounds
    • C10N2010/10Groups 5 or 15
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10NINDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2010/00Metal present as such or in compounds
    • C10N2010/14Group 7
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10NINDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2020/00Specified physical or chemical properties or characteristics, i.e. function, of component of lubricating compositions
    • C10N2020/01Physico-chemical properties
    • C10N2020/055Particles related characteristics
    • C10N2020/06Particles of special shape or size
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10NINDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2020/00Specified physical or chemical properties or characteristics, i.e. function, of component of lubricating compositions
    • C10N2020/01Physico-chemical properties
    • C10N2020/083Volatile compounds
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10NINDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/06Oiliness; Film-strength; Anti-wear; Resistance to extreme pressure
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10NINDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/50Emission or smoke controlling properties
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10NINDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/54Fuel economy
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10NINDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2030/00Specified physical or chemical properties which is improved by the additive characterising the lubricating composition, e.g. multifunctional additives
    • C10N2030/72Extended drain
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10NINDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2040/00Specified use or application for which the lubricating composition is intended
    • C10N2040/04Oil-bath; Gear-boxes; Automatic transmissions; Traction drives
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10NINDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2040/00Specified use or application for which the lubricating composition is intended
    • C10N2040/25Internal-combustion engines
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10NINDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2050/00Form in which the lubricant is applied to the material being lubricated
    • C10N2050/04Aerosols
    • CCHEMISTRY; METALLURGY
    • C10PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10NINDEXING SCHEME ASSOCIATED WITH SUBCLASS C10M RELATING TO LUBRICATING COMPOSITIONS
    • C10N2050/00Form in which the lubricant is applied to the material being lubricated
    • C10N2050/10Semi-solids; greasy

Definitions

  • Combustion engines such as those within automobiles, lawn mowers, engine-generators, and other machines, contain parts which move against each other causing friction. Friction wastes otherwise useful power by converting kinetic energy to heat. It also wears away the moving parts, which could lead to lower efficiency and degradation of the engine. Thus, continuous friction in an engine may lead to an increase in fuel consumption, decrease in power output, and can lead to engine failure.
  • Lubricating compositions, greases, and other fluids are commonly used in combustion engines to protect the engine by reducing wear on the moving parts.
  • Lubricants create a separating film between surfaces of adjacent moving parts to minimize direct contact between them, thereby decreasing heat caused by friction and reducing wear, thus protecting the engine.
  • Lubricants also clean, inhibit corrosion, improve sealing, and cool the engine by carrying heat away from the moving parts.
  • lubricants are generally composed of a base oil plus a variety of additives to improve certain properties. Some of the benefits of additives include increasing viscosity, increasing detergency to minimize sludge buildup, improving extreme pressure (EP) performance, increasing resistance to corrosion and oxidation, and decreasing contamination.
  • Metal alloys, composites and pure metals are commonly used as additives for lubricants.
  • lead is a common EP additive for lubricating oils and greases and is effective in decreasing friction and inhibiting corrosion. (Richard W. Hein, Evaluation of Bismuth Napthenate as an EP additive, Nov. 2000).
  • lead is a toxic and hazardous material and is harmful on the environment and to human health. Id.; European Copper Institute, September 2007; Environmental Protection Agency (EPA), 2014.
  • the disclosed lubricant compositions and methods for producing the same use spherical particles of both copper powder and bismuth powder as a replacement for lead.
  • the disclosed lubricants deliver outstanding wear resistance, improve gas mileage, extend interval times needed for oil changes, and also reduce engine exhaust emission.
  • a lubricant in one embodiment, includes a base oil, a grease, a copper powder, comprising at least one spherical particle, and a bismuth powder, comprising at least one spherical particle.
  • the copper powder is between 0.1% and 60% of the total weight of the lubricant.
  • the bismuth powder is between 0.1% and 60% of the total weight of the lubricant.
  • at least one spherical particle of copper powder is about 4.0 ⁇ to 176.0 ⁇ in size.
  • the D50 particle size of at least one particle of the copper powder is about 8 ⁇ to 13 ⁇ .
  • the lubricant is an engine oil.
  • the base oil comprises a shear stabile polymer and at least one additive.
  • the lubricant is a gear oil.
  • the base oil comprises a top-treat additive package.
  • the lubricant is a grease.
  • the grease comprises a synthetic lubricating grease comprising a lithium complex.
  • the lubricant is a spray lubricant.
  • the disclosed embodiments also include methods for producing a lubricant.
  • the method includes the steps of selecting at least one base oil, selecting at least one grease, adding a first quantity of the at least one base oil to a first quantity of the at least one grease in a mixing container, adding a copper powder to the mixing container, wherein the copper powder comprises at least one spherical particle, adding a bismuth powder to the mixing container, wherein the bismuth powder comprises at least one spherical particle, and mixing the first quantity of the at least one base oil, the first quantity of the at least one grease, the copper powder, and the bismuth powder in the mixing container until well blended to form a lubricant composition.
  • the method includes the step of mixing the first quantity of the at least one base oil and the first quantity of the at least one grease in the mixing container prior to adding the copper powder and bismuth powder to the mixing container.
  • the method includes the step of mixing the lubricant composition with a second quantity of the base oil to form an engine or gear oil lubricant.
  • the at least one base oil and at least one grease is mixed in the mixing container at a high speed for 20 minutes; wherein the first quantity of the at least one base oil, the at least one grease, the spherical copper powder and the spherical bismuth powder are mixed in the mixing container at a high speed for 45 minutes; and wherein the lubricant and the second quantity of the base oil are mixed in the mixing container for 20 minutes.
  • the method includes the step of mixing the lubricant composition with a second quantity of grease to form a grease lubricant. In at least one embodiment, the method includes the step of mixing the lubricant composition with mineral spirits to form a spray lubricant.
  • the method further includes the steps of applying the lubricant composition to an engine comprising at least one metal surface, applying heat and pressure within the engine to compress the lubricant composition, wherein compressing the lubricant composition infuses the copper powder and the bismuth powder within the lubricant composition to the at least one metal surface of the engine, and coating the at least one metal surface of the engine with the infused copper powder and bismuth powder.
  • Other embodiments are also disclosed.
  • FIG. 1 is a flow diagram of a method for producing a lubricant that is an engine oil.
  • FIG. 2 is a flow diagram of a method for producing a lubricant that is a gear oil.
  • FIG. 3 is a flow diagram of a method for producing a lubricant that is a grease.
  • FIG. 4 is a flow diagram of a method for producing a lubricant that is a spray lubricant.
  • the lubricant includes a base oil, a grease, a copper powder, comprising at least one spherical particle, and a bismuth powder, comprising at least one spherical particle.
  • FIG. 1 is a flow diagram of a method 100 for producing a lubricant according to at least one embodiment of the present disclosure. Specifically, the lubricant disclosed in FIG. 1 is directed to the method of producing an engine oil lubricant 100. In at least one embodiment according to the present disclosure, the method 100 includes the step of selecting at least one base oil 102.
  • the base oil selected 102 may comprise a shear stabile polymer and at least one additive.
  • the selected base oil 102 may include, but is not limited to, Altra Oil Treatment 250.
  • the Altra Oil 250 can be used in any engine oil, such as in gasoline or diesel engines.
  • Altra Oil 250 contains antiwear and detergent/dispersant additives.
  • Altra Oil 250 reduces friction, engine wear, contains detergent/dispersant reducing deposits, neutralizes acids, compatible with all types of motor oil, and contains seal swell.
  • the method 100 includes the step of selecting at least one grease 104.
  • the grease selected 104 may be selected from, but is not limited to: SLC HV 00 Purple (Chemtool, Inc.); Duralube EP-0 (Chemtool, Inc.); Duralube EP-1 (Chemtool, Inc.); Duralube EP-2 (Chemtool, Inc.); and/or an Over Base Calcium Sulfonate grease, such as Alpha 2000 (Chemtool, Inc.).
  • the grease selected 104 is an EP-2 grease.
  • the SLC HV 00 Purple grease is a premium, lithium complex grease formulated with synthetic hydrocarbon fluids.
  • Duralube EP-0, EP-1, and EP-2 are lithium complex greases formulated with quality base oils and fortified with rust and oxidation inhibitors as well as EP additives. They are water resistant greases and have a dropping point of over 500 degrees Fahrenheit allowing them to perform at high temperatures.
  • the Over Base Calcium Sulfonate grease such as Alpha 2000, may come in different grades, such as EP1 or EP2, etc. It is a calcium based grease that performs at extremely high temperatures. For instance, Alpha 2000 does not become fluid at temperatures approaching 600°F and after cooling to room temperature, it returns to its original grease structure. Alpha 2000 may be used in a variety of applications for automotive, industrial, construction, agricultural, railroad, and mining operations. Specific applications include all chassis points for automotive, wheel bearings, fifth wheels, king pins, anti-friction bearings, low and high speed journal bearings, oven conveyors, electric motor bearings, steel mill roller bearings, and on form and earth-moving equipment. Alpha 2000 is also excellent for use in marine type applications where water washout and corrosion are of primary concern. The benefits of using an Over Base Calcium Sulfonate grease include water resistance and corrosion protection. It contains no heavy metals or other harmful or environmentally undesirable additives such as sulfur, phosphorus, chlorine, zinc, phenols, antimony, barium or lead.
  • the method 100 includes the step of adding a first quantity of the at least one base oil 106 to a first quantity of the at least one grease 108 in a mixing container 110.
  • the mixing container may include, but is not limited to, a metal or plastic drum, vat, or container. In particular, a stainless steel or aluminum vat, drum, or container may be used.
  • the method 100 includes the step of adding a copper powder to the mixing container, wherein the copper powder comprises at least one spherical particle 114.
  • the copper powder may include, but is not limited to, copper powder purchased from ACuPowder International, LLC (MSDS Number C-801 Copper Powder - American Chemet Corporation (Chem Copp 1700 FPM)).
  • the Copper 1700 FPM has a D50 in the range of about 8.0 ⁇ to 13.0 ⁇ .
  • the spherical shaped copper powder particles are about 4.0 ⁇ to 176.0 ⁇ in size.
  • the percent of copper powder used may range from 0.1% up to 60.0% of the total weight of the engine oil lubricant.
  • the method 100 includes the step of adding a bismuth powder to the mixing container, wherein the bismuth powder comprises at least one spherical particle 116.
  • the bismuth powder may include, but is not limited to, bismuth powder purchased from ACuPowder International, LLC (MSDS Number B-101 Bismuth Powder - American Chemet Corporation (301A Bi)).
  • the 301A Bi has a D50 in the range of about 5.0 ⁇ to 15 ⁇ .
  • the spherical shaped bismuth powder particles are about 0.9 ⁇ to 32.0 ⁇ in size.
  • the percent of bismuth powder used may range from 0.1% up to 60.0% of the total weight of the engine oil lubricant.
  • the method 100 includes the step of mixing the first quantity of the at least one base oil 106 and the first quantity of the at least one grease 108 in the mixing container prior to adding the copper powder 114 and bismuth powder 116 to the mixing container 112.
  • the method 100 includes the step of mixing the first quantity of the at least one base oil 106, the first quantity of the at least one grease 108, the copper powder 114, and the bismuth powder 116 in the mixing container until well blended to form a lubricant composition 118. Mixing may occur at any speed fast enough to disperse the copper and bismuth powders.
  • the mixing speed may include, but is not limited to, 500-2000 rpm, and preferably 500-1500 rpm at a temperature less than 140 degrees Fahrenheit.
  • the method 100 includes the step of mixing the lubricant composition 118 with a second quantity of the base oil 120 to form an engine oil lubricant 122.
  • the at least one base oil 106 and at least one grease 108 is mixed in the mixing container at a high speed for twenty (20) minutes 112; wherein the first quantity of the at least one base oil 106, the first quantity of the at least one grease 108, the spherical copper powder 114, and the spherical bismuth powder 116 are mixed in the mixing container at a high speed for forty- five (45) minutes 118; and wherein the lubricant composition 118 and the second quantity of the base oil 120 are mixed in the mixing container for twenty (20) minutes 122.
  • the method 100 further includes the step of applying the engine oil lubricant to an engine comprising at least one metal surface 124.
  • the method 100 includes the step of applying heat and pressure within the engine to compress the engine oil lubricant, wherein compressing the engine oil lubricant infuses the copper powder and the bismuth powder within the engine oil lubricant to the at least one metal surface of the engine 126.
  • the heat and pressure applied to the engine include normal temperatures and pressures as found under normal conditions of running an engine.
  • the types of engines may include combustible engines, such as gasoline, diesel, propane and natural gas engines within automobiles, lawn mowers, engine-generators, and other machines.
  • Smaller engines require a smaller dosage of the engine oil. For instance, small engines require 1 ounce per quart of engine oil lubricant; 4 and 6 cylinder engines require 4 ounces of engine oil lubricant; 8 cylinder engines require 6 ounces of engine oil lubricant; and heavy equipment, trucks, and tractors require 16 ounces.
  • the method 100 includes the step of coating the at least one metal surface of the engine with the infused copper powder and bismuth powder 128.
  • the application of heat and pressure within the engine to infuse the copper powder and bismuth powder 126 coats the at least one metal surface of the engine.
  • the at least one metal surface of the engine has a bronze color from the impregnated particles of copper and bismuth.
  • the engine oil lubricant plates the friction surfaces filling in minor imperfections, scratches and scars in the metal surfaces being treated, making a smooth surface reducing friction and reducing wear from taking place.
  • the engine oil lubricant acts as millions of microscopic ball bearings providing a barrier between two metal surfaces reducing metal on metal contact, which is the main cause of wear and friction. It also provides a detergent/cleaning action as it circulates through the engine and scrubs away oil sludge and deposits built up on components, restoring engine cavities to like new cleanliness.
  • the benefits of the engine oil lubricant include, but are not limited to, increasing fuel economy, reducing oil consumption, reducing emissions, reducing operating temperatures, extending engine life and increasing reliability, reducing wear and scoring on all component surfaces, keeping equipment operating at peak performance, reducing friction and providing higher performance under load, improving compression and horsepower, neutralizing acids to reduce oil breakdown, providing better cold starts, and providing unique plating action on surfaces and protecting against lubrication starvation.
  • the engine oil lubricant does not contain any lead, PTFE, chlorinated paraffins, or antimony components.
  • FIG. 2 is a flow diagram of a method 200 for producing a lubricant according to at least one embodiment of the present disclosure.
  • the lubricant disclosed in FIG. 2 is directed to the method of producing a gear oil lubricant 200.
  • the gear oil lubricant as disclosed is a unique and outstanding concentrated oil supplement for gear boxes, hydraulics, differentials, manual transmissions, transfer cases, power steering, and some compressors.
  • the method 200 includes the step of selecting at least one base oil 202.
  • the base oil selected 202 may comprise a top-treat additive package.
  • the selected base oil 202 may include, but is not limited to, HiTEC 397.
  • HiTEC 397 is a top-treat additive for gear oils designed to impart frictional characteristics needed by limited slip axles. It has been optimized to bring the required friction performance needed to minimize chatter by promoting smooth clutch engagement. It minimizes NVH associated with momentary cyclic torque loss, satisfies torque/power requirements necessary for modern vehicles, and maintains friction coefficient level over life of fluid for good torque transfer.
  • the method 200 includes the step of selecting at least one grease 204.
  • the grease selected 204 may include, but is not limited to: SLC HV 00 Purple (Chemtool, Inc.); Duralube EP-0 (Chemtool, Inc.); Duralube EP-1 (Chemtool, Inc.); Duralube EP-2 (Chemtool, Inc.); and/or an Over Base Calcium Sulfonate grease, such as Alpha 2000 (Chemtool, Inc.).
  • the grease selected 204 is an EP-2 grease.
  • the SLC HV 00 Purple grease is a premium, lithium complex grease formulated with synthetic hydrocarbon fluids. It exhibits low temperature performance to temperatures of -40 degrees Fahrenheit and has been formulated with an additive package which insures high film strength, EP, corrosion protection, and anti-wear properties. This grease is used for grease filled industrial gear cases, subject to high temperatures.
  • Duralube EP-0, EP-1, and EP-2 are lithium complex greases formulated with quality base oils and fortified with rust and oxidation inhibitors as well as EP additives. They are water resistant greases and have a dropping point of over 500 degrees Fahrenheit allowing them to perform at high temperatures.
  • the Over Base Calcium Sulfonate grease such as Alpha 2000, may come in different grades, such as EP1 or EP2, etc. It is a calcium based grease that performs at extremely high temperatures. For instance, Alpha 2000 does not become fluid at temperatures approaching 600°F and after cooling to room temperature, it returns to its original grease structure. Alpha 2000 may be used in a variety of applications for automotive, industrial, construction, agricultural, railroad, and mining operations. Specific applications include all chassis points for automotive, wheel bearings, fifth wheels, king pins, anti-friction bearings, low and high speed journal bearings, oven conveyors, electric motor bearings, steel mill roller bearings, and on form and earth-moving equipment. Alpha 2000 is also excellent for use in marine type applications where water washout and corrosion are of primary concern. The benefits of using an Over Base Calcium Sulfonate grease include water resistance and corrosion protection. It contains no heavy metals or other harmful or environmentally undesirable additives such as sulfur, phosphorus, chlorine, zinc, phenols, antimony, barium or lead.
  • the method 200 includes the step of adding a first quantity of the at least one base oil 206 to a first quantity of the at least one grease in a mixing container 210.
  • the mixing container may include, but is not limited to, a metal or plastic drum, vat, or container. In particular, a stainless steel or aluminum vat, drum, or container may be used.
  • the method 200 includes the step of adding a copper powder to the mixing container, wherein the copper powder comprises at least one spherical particle 214.
  • the copper powder may include, but is not limited to, copper powder purchased from ACuPowder International, LLC (MSDS Number C-801 Copper Powder - American Chemet Corporation (Chem Copp 1700 FPM)).
  • the Copper 1700 FPM has a D50 in the range of about 8.0 ⁇ to 13.0 ⁇ .
  • the spherical shaped copper powder particles are about 4.0 ⁇ to 176.0 ⁇ in size.
  • the percent of copper powder used may range from 0.1% up to 60.0% of the total weight of the gear oil lubricant.
  • the method 200 includes the step of adding a bismuth powder to the mixing container, wherein the bismuth powder comprises at least one spherical particle 216.
  • the bismuth powder may include, but is not limited to, bismuth powder purchased from ACuPowder International, LLC (MSDS Number B-101 Bismuth Powder - American Chemet Corporation (301A Bi)).
  • the 301A Bi has a D50 in the range of about 5.0 ⁇ to 15 ⁇ .
  • the spherical shaped bismuth powder particles are about 0.9 ⁇ to 32.0 ⁇ in size.
  • the percent of bismuth powder used may range from 0.1% up to 60.0% of the total weight of the gear oil lubricant.
  • the method 100 includes the step of mixing the first quantity of the at least one base oil 206 and the first quantity of the at least one grease 208 in the mixing container prior to adding the copper powder 214 and bismuth powder 216 to the mixing container 212.
  • the method 200 includes the step of mixing the first quantity of the at least one base oil 206, the first quantity of the at least one grease 208, the copper powder 214, and the bismuth powder 216 in the mixing container until well blended to form a lubricant composition 218. Mixing may occur at any speed fast enough to disperse the copper and bismuth powders.
  • the mixing speed may include, but is not limited to, 500-2000 rpm, and preferably 500-1500 rpm at a temperature less than 140 degrees Fahrenheit.
  • the method 200 includes the step of mixing the lubricant composition 218 with a second quantity of the base oil 220 to form a gear oil lubricant 222.
  • the at least one base oil 206 and at least one grease 208 is mixed in the mixing container at a high speed for twenty (20) minutes 212; wherein the first quantity of the at least one base oil 206, the first quantity of the at least one grease 208, the spherical copper powder 214 and the spherical bismuth powder 216 are mixed in the mixing container at a high speed for forty- five (45) minutes 218; and wherein the lubricant composition 218 and the second quantity of the base oil 220 are mixed in the mixing container for twenty (20) minutes 222.
  • the method 200 further includes the step of applying the lubricant composition to an engine comprising at least one metal surface 224.
  • the method 200 includes the step of applying heat and pressure within the engine to compress the lubricant composition, wherein compressing the lubricant composition infuses the copper powder and the bismuth powder within the lubricant composition to the at least one metal surface of the engine 226.
  • the heat and pressure applied to the engine include normal temperatures and pressures as found under normal conditions of running an engine.
  • the types of engines may include combustible engines, such as those within automobiles, lawn mowers, engine-generators, and other machines. For hydraulics, a dosage of gear oil of 1 ounce per quart is required. For regular duty gear boxes, 2 ounces per quart, and for heavy load/high torque gear boxes, 3 ounces per quart of the gear oil lubricant is required.
  • the method 200 includes the step of coating the at least one metal surface of the engine with the infused copper powder and bismuth powder 228.
  • the application of heat and pressure within the engine to infuse the copper powder and bismuth powder 226 coats the at least one metal surface of the engine.
  • the at least one metal surface of the engine has a bronze color from the impregnated particles of copper and bismuth.
  • the gear oil is for use in any non-friction based gear application using oil for lubrication, such as industrial gear boxes, hydraulics, differentials, manual transmissions, transfer cases, power steering, sliding ways and some compressors.
  • the gear oil lubricant plates the friction surfaces filling in minor imperfections, scratches and scars in the metal surfaces being treated, making a smooth surface reducing friction and reducing wear from taking place.
  • the gear oil lubricant acts as millions of microscopic ball bearings providing a barrier between two metal surfaces reducing metal on metal contact which is the main cause of wear and friction. It also provides a detergent/cleaning action as it circulates through the engine and scrubs away oil sludge and deposits built up on components, restoring engine cavities to like new cleanliness.
  • the benefits of the gear oil lubricant according to the present disclosure include, but are not limited to, reducing operating temperatures, improving power, providing better starts, reducing power required for startup, dramatically extending equipment life and increasing reliability, reducing wear and scoring on all component surfaces, keeping equipment operating at peak performance, reducing friction and providing high performance under load, neutralizing acids to reduce oil breakdown, and unique plating action on surfaces for protecting against lubrication starvation.
  • the gear oil lubricant according to the present disclosure does not contain any lead, PTFE, chlorinated paraffins, or antimony components.
  • FIG. 3 is a flow diagram of a method 300 for producing a lubricant according to at least one embodiment of the present disclosure.
  • the lubricant disclosed in FIG. 3 is directed to the method of producing a grease 300.
  • the method 300 includes the step of selecting at least one base oil 302.
  • the base oil selected 302 may include, but is not limited to, Synative ES 2900.
  • Synative ES 2900 is an ester base oil containing highly polar ester functional groups. Synative ES 2900 is compatible with lithium greases and is used primarily as a dispersing oil.
  • the method 300 includes the step of selecting at least one grease 304.
  • the grease 304 selected may include, but is not limited to, a synthetic lubricating grease comprising a lithium complex.
  • the grease 304 may be selected from, but is not limited to: SLC HV 00 Purple (Chemtool, Inc.); Duralube EP-0 (Chemtool, Inc.); Duralube EP-1 (Chemtool, Inc.); Duralube EP-2 (Chemtool, Inc.); and/or an Over Base Calcium Sulfonate grease, such as Alpha 2000 (Chemtool, Inc.).
  • the grease selected 304 is an EP-2 grease.
  • the SLC HV 00 Purple grease is a premium, lithium complex grease formulated with synthetic hydrocarbon fluids. It exhibits low temperature performance to temperatures of -40 degrees Fahrenheit and has been formulated with an additive package which insures high film strength, EP, corrosion protection, and anti-wear properties. This grease is used for grease filled industrial gear cases, subject to high temperatures.
  • Duralube EP-0, EP-1, and EP-2 are lithium complex greases formulated with quality base oils and fortified with rust and oxidation inhibitors as well as EP additives. They are water resistant greases and have a dropping point of over 500 degrees Fahrenheit allowing them to perform at high temperatures.
  • the Over Base Calcium Sulfonate grease such as Alpha 2000, may come in different grades, such as EP1 or EP2, etc. It is a calcium based grease that performs at extremely high temperatures. For instance, Alpha 2000 does not become fluid at temperatures approaching 600°F and after cooling to room temperature, it returns to its original grease structure. Alpha 2000 may be used in a variety of applications for automotive, industrial, construction, agricultural, railroad, and mining operations. Specific applications include all chassis points for automotive, wheel bearings, fifth wheels, king pins, anti-friction bearings, low and high speed journal bearings, oven conveyors, electric motor bearings, steel mill roller bearings, and on form and earth-moving equipment. Alpha 2000 is also excellent for use in marine type applications where water washout and corrosion are of primary concern. The benefits of using an Over Base Calcium Sulfonate grease include water resistance and corrosion protection. It contains no heavy metals or other harmful or environmentally undesirable additives such as sulfur, phosphorus, chlorine, zinc, phenols, antimony, barium or lead.
  • the method 300 includes the step of adding a first quantity of the at least one base oil 306 to a first quantity of the at least one grease 308 in a mixing container 310.
  • the mixing container may include, but is not limited to, a metal or plastic drum, vat, or container. In particular, a stainless steel or aluminum vat, drum, or container may be used.
  • the method 300 includes the step of adding a copper powder to the mixing container, wherein the copper powder comprises at least one spherical particle 314.
  • the copper powder may include, but is not limited to, copper powder purchased from ACuPowder International, LLC (MSDS Number C-801 Copper Powder - American Chemet Corporation (Chem Copp 1700 FPM)).
  • the Copper 1700 FPM has a D50 in the range of about 8.0 ⁇ to 13.0 ⁇ .
  • the spherical shaped copper powder particles are about 4.0 ⁇ to 176.0 ⁇ in size.
  • the percent of copper powder used may range from 0.1% up to 60.0% of the total weight of the grease.
  • the method 300 includes the step of adding a bismuth powder to the mixing container, wherein the bismuth powder comprises at least one spherical particle 316.
  • the bismuth powder may include, but is not limited to, bismuth powder purchased from ACuPowder International, LLC (MSDS Number B-101 Bismuth Powder - American Chemet Corporation (301A Bi)).
  • the 301A Bi has a D50 in the range of about 5.0 ⁇ to 15 ⁇ .
  • the spherical shaped bismuth powder particles are about 0.9 ⁇ to 32.0 ⁇ in size.
  • the percent of bismuth powder used may range from 0.1% up to 60.0% of the total weight of the grease.
  • the method 300 includes the step of mixing the first quantity of the at least one base oil 306, the first quantity of the at least one grease 308, the copper powder 314, and the bismuth powder 316 in the mixing container until well blended to form a lubricant composition 318.
  • Mixing may occur at any speed fast enough to disperse the copper and bismuth powders.
  • the mixing speed may include, but is not limited to, 500-2000 rpm, and preferably 500-1500 rpm at a temperature less than 140 degrees Fahrenheit.
  • the method 300 includes the step of mixing the lubricant composition 318 with a second quantity of grease 320 to form a grease lubricant 322. In another at least one embodiment of the present disclosure, the method 300 further includes the step of applying the grease lubricant to an engine comprising at least one metal surface 324. In at least one aspect of the present disclosure, the method 300 includes the step of applying heat and pressure within the engine to compress the lubricant composition, wherein compressing the lubricant composition infuses the copper powder and the bismuth powder within the lubricant composition to the at least one metal surface of the engine 326.
  • the heat and pressure applied to the engine include normal temperatures and pressures as found under normal conditions of running an engine.
  • the types of engines may include combustible engines, such as those within automobiles, lawn mowers, engine-generators, and other machines.
  • the method 300 includes the step of coating the at least one metal surface of the engine with the infused copper powder and bismuth powder 328.
  • the application of heat and pressure within the engine to infuse the copper powder and bismuth powder 326 coats the at least one metal surface of the engine.
  • the at least one metal surface of the engine has a bronze color from the impregnated particles of copper and bismuth.
  • the grease lubricant plates the friction surfaces filling in minor imperfections, scratches and scars in the metal surfaces being treated, making a smooth surface reducing friction and reducing wear from taking place.
  • the grease lubricant acts as millions of microscopic ball bearings providing a barrier between two metal surfaces reducing metal on metal contact, which is the main cause of wear and friction. It also provides a detergent/cleaning action as it circulates through the engine and scrubs away oil sludge and deposits built up on components, restoring engine cavities to like new cleanliness.
  • a Synthetic EP 00 grease lubricant as produced from the present disclosure is a EP grease formulated with synthetic hydrocarbon fluids. It contains a lithium complex with EP and anti-wear additives with a low operating temperature of -40 degrees Fahrenheit and also operates at very high temperatures. It provides excellent corrosion protection and extends component life, and reduces heat and friction to provide savings in maintenance and energy costs.
  • This product is ideal for industrial gear boxes, cycloidal gear reducers, robotic gear boxes, high speed ball or roller bearings, wire rope and cables, mining and construction applications where semi-fluid grease is used. It is successful in wheel bearings where heavy weight gear oils are currently being used. It provides superior lubrication and mobility like a gear oil but is thick enough not to leak out of seals.
  • An EP 0 grease lubricant as produced from the present disclosure is designed as a multipurpose grease that is fortified with EP additives, and rust and oxidation inhibitors. It is water resistant and has a wide operating temperature of -67 degrees Fahrenheit to over 302 degrees Fahrenheit. EP 0 grease lubricants are ideal for use in severe cold applications where superior protection is important and there is a need for a thin grease. It is also used in auto greasing applications that call for an EP 0 grease for use in any industry. It is an ideal grease for increasing performance and reducing maintenance and energy costs.
  • a resulting EP 1 grease lubricant as produced from the present disclosure is an EP grease designed as a multi-purpose grease fortified with EP additives and rust and oxidation inhibitors. It is water resistant and has a wide operating temperature of -49 degrees Fahrenheit to over 320 degrees Fahrenheit. It is an ideal grease for increasing performance and reducing maintenance and energy costs. EP 1 grease may be used in cold applications where superior protection is important and where there is a need for a thinner grease and is applicable in any industry, including in auto- greasing applications.
  • a resulting EP 2 grease lubricant as produced from the present disclosure is an EP grease designed as a multi-purpose grease that is fortified with EP additives and rust and oxidation inhibitors. It is water resistant and has a wide operating temperature of -40 degrees Fahrenheit to over 302 degrees Fahrenheit. It is an ideal grease for increasing performance and reducing maintenance and energy costs.
  • EP 2 grease may be used in applications including, but not limited to, universal joints, gear boxes, wheel bearings, axles, bushings, electric motor bearings, conveyors, 5 th wheel plates, and winches. This grease can be used in industries from domestic to industrial, construction, mining, manufacturing, commercial, transportation, utilities, and any application where grease is currently used.
  • the benefits of the Synthetic EP 00, EP 0, EP 1, and EP 2 grease lubricants include, but are not limited, resistance to water washout, reducing operating temperatures, reducing energy costs, wide operating temperature range (from -40 degrees Fahrenheit to 450 degrees Fahrenheit), extending lubrication periods, protection against rust and oxidation, extending bearing life and increasing reliability, reducing wear and scoring on all component surfaces, keeping equipment operating at peak performance, reducing friction and proving higher performance under load, and protecting against lubrication starvation through plating action.
  • the greases as taught in the present disclosure do not contain any lead, PTFE, chlorinated paraffins, or antimony components.
  • FIG. 4 shows another exemplary embodiment of an engine lubricant of the present disclosure.
  • FIG. 4 is a flow diagram of a method 400 for producing an engine lubricant according to at least one embodiment of the present disclosure. Specifically, the engine lubricant disclosed in FIG. 4 is directed to the method of producing a spray lubricant 400.
  • the method 400 includes the step of selecting at least one base oil 402.
  • the method 400 includes the step of select at least one grease 404.
  • the method 400 includes the step of adding a first quantity of the at least one base oil 406 to a first quantity of the at least one grease 408 in a mixing container 410.
  • the mixing container may include, but is not limited to, a metal or plastic drum, vat, or container. In particular, a stainless steel or aluminum vat, drum, or container may be used.
  • the method 400 includes the step of adding a copper powder to the mixing container, wherein the copper powder comprises at least one spherical particle 414.
  • the copper powder may include, but is not limited to, copper powder purchased from ACuPowder International, LLC (MSDS Number C-801 Copper Powder - American Chemet Corporation (Chem Copp 1700 FPM)).
  • the Copper 1700 FPM has a D50 in the range of about 8.0 ⁇ to 13.0 ⁇ .
  • the spherical shaped copper powder particles are about 4.0 ⁇ to 176.0 ⁇ in size.
  • the percent of copper powder used may range from 0.1% up to 60.0% of the total weight of the spray lubricant.
  • the method 400 includes the step of adding a bismuth powder to the mixing container, wherein the bismuth powder comprises at least one spherical particle 416.
  • the bismuth powder may include, but is not limited to, bismuth powder purchased from ACuPowder International, LLC (MSDS Number B-101 Bismuth Powder - American Chemet Corporation (301A Bi)).
  • the 301A Bi has a D50 in the range of about 5.0 ⁇ to 15 ⁇ .
  • the spherical shaped bismuth powder particles are about 0.9 ⁇ to 32.0 ⁇ in size.
  • the percent of bismuth powder used may range from 0.1% up to 60.0% of the total weight of the spray lubricant.
  • the method 400 includes the step of mixing the first quantity of the at least one base oil 402, the first quantity of the at least one grease 404, the copper powder 414, and the bismuth powder 416 in the mixing container until well blended to form a lubricant composition 418.
  • Mixing may occur for any period and time and at any speed fast enough to disperse the copper and bismuth powders.
  • the mixing speed may include, but is not limited to, 500-2000 rpm, and preferably 500-1500 rpm at a temperature less than 140 degrees Fahrenheit.
  • the lubricant composition may comprise, but is not limited to, either the finished gear oil lubricant or the finished engine oil lubricant as taught in the present disclosure.
  • the method 400 includes the step of mixing the lubricant composition with mineral spirits to form a spray lubricant 420.
  • the lubricant composition comprises 50% of the total weight of the spray lubricant and the mineral spirits comprise 50% of the total weight of the spray lubricant. The mixture must be continually mixed while filling containers with spray lubricant.
  • the resulting composition may then be applied to any application requiring lubrication and where there is metal on metal movement in a low eight, low compression application, including but not limited to, hinges, overhead doors and tracks, air tools and impact wrenches, lawn mowers chains and cables, rusted nuts and bolts, high speed bearings rollers, bushings, moving parts on conveyors, hand tools, trimmers blades, etc.
  • the spray lubricant can be used in applications such as on a dry film lubricant.
  • the spray lubricant applies quickly and evenly to penetrate, cover and protect against all types of friction.
  • the spray lubricant is a solvent, allowing the product to reach into hard to reach places, helping to break free metal surfaces that are seized together and lubricates components as they break free.
  • the spray lubricant significantly reduces metal wear conditions and lowers the coefficient of friction arising under extreme pressure conditions that cause metallic adhesion, abrasion, contact fatigue and fretting.
  • the benefits of the spray lubricant include, but are not limited to, reducing corrosion, self-repairing worn surfaces, producing protective film deposits on high wear parts, reducing operating temperatures, reducing wear on all treated components, allowing for high loads, high speed with less effects of wear, and significantly extending equipment life with less maintenance.
  • the spray lubricant does not contain any lead, PTFE, chlorinated paraffins, or antimony components.
  • the use of the lubricants according to the present disclosure in engines delivers outstanding wear resistance, improves gas mileage, extends interval times needed for oil changes, and also reduce engine exhaust emission.
  • the use of the lubricants according to the present disclosure result in an extremely high Timken wear test, over 90 pounds (values higher than 35 pounds indicate the presence of an EP additive).
  • numerous tests have been conducted using the disclosed grease lubricant composition.
  • Table 2 shows a comparison of SLC HV 00 grease, which has a thin consistency and is similar to a thick oil, such as engine or gear oil.
  • the base grease was tested against different compositions of the grease lubricant as taught in the present disclosure.
  • the Copper #1 composition contains 8.55% of the total weight of Copper and a 5.70% of the total weight of Bismuth.
  • Samples 1-3 also contain different percentages of Copper and Bismuth according to the present disclosure.
  • Sample 1 contains 9.0% of the total weight of Copper and 13.0% of the total weight of Bismuth.
  • Sample 2 contains 4.5% of the total weight of Copper and 13.0% of the total weight of Bismuth.
  • Sample 3 contains 0.0% of the total weight of Copper and 13.0% of the total weight of Bismuth. While Copper #1 and Samples 1-3 all resulted in better results for the 4-Ball weld and wear tests than the SLC HV 00 control, the composition of Copper #1 had the best performance.
  • Example 1 Engine and Gear Oil Lubricant Formulations
  • the disclosure may have presented a method and/or process as a particular sequence of steps.
  • the method or process should not be limited to the particular sequence of steps described.
  • Other sequences of steps may be possible. Therefore, the particular order of the steps disclosed herein should not be construed as limitations of the present disclosure.
  • disclosure directed to a method and/or process should not be limited to the performance of their steps in the order written. Such sequences may be varied and still remain within the scope of the present disclosure.

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  • Organic Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Metallurgy (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
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  • Lubricants (AREA)

Abstract

Cette invention concerne des compositions pour lubrifiants et leurs procédés de production à l'aide de particules de poudre de bismuth sphériques et de poudre de cuivre sphériques. Dans au moins un mode de réalisation, le lubrifiant comprend une huile de base, une graisse, une poudre de cuivre, comprenant au moins une particule sphérique, et une poudre de bismuth, comprenant au moins une particule sphérique. Le lubrifiant peut être utilisé à titre d'huile de moteur, d'huile d'engrenages, de lubrifiant de type graisse, ou de lubrifiant à pulvériser. Quand le lubrifiant est appliqué à un moteur à combustion interne, la chaleur et la pression régnant à l'intérieur du moteur compriment le lubrifiant pour imprégner la surface interne du moteur de particules de poudre de cuivre et de bismuth. Quand ils sont utilisés dans des moteurs à combustion interne, les lubrifiants décrits manifestent une exceptionnelle résistance à l'usure, améliorent la consommation d'essence, allongent les intervalles de temps requis pour les changements d'huile, et réduisent également les émissions d'échappement du moteur.
PCT/US2014/049799 2013-08-05 2014-08-05 Lubrifiant contenant des poudres de cuivre et de bismuth sphériques WO2015021052A1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
EP14834799.0A EP3030638A4 (fr) 2013-08-05 2014-08-05 Lubrifiant contenant des poudres de cuivre et de bismuth sphériques
CA2920587A CA2920587A1 (fr) 2013-08-05 2014-08-05 Lubrifiant contenant des poudres de cuivre et de bismuth spheriques
US14/910,608 US20160177212A1 (en) 2013-08-05 2014-08-05 Compositions and methods for producing a lubricant
AU2014306068A AU2014306068A1 (en) 2013-08-05 2014-08-05 Lubricant with spherical copper and bismuth powders

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US201361958709P 2013-08-05 2013-08-05
US61/958,709 2013-08-05

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WO2015172846A1 (fr) * 2014-05-16 2015-11-19 Ab Nanol Technologies Oy Composition d'additif pour lubrifiants

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CA2920587A1 (fr) 2015-02-12
EP3030638A4 (fr) 2017-05-03
US20160177212A1 (en) 2016-06-23
EP3030638A1 (fr) 2016-06-15

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