The Inorganic Compound Contains Boron (e.g., Boron Nitride, Boramine, Etc.) Patents (Class 508/155)
- With triglyceride or naturally occurring ester wax (e.g., beeswax, palm, oil, tallow, etc.) (Class 508/157)
- With carboxylic acid or salt thereof (Class 508/158)
- With phosphorus compound (Class 508/159)
- With acyclic organic compound consisting of carbon, hydrogen, and oxygen (e.g., glycols, glycol ethers, alcohols, etc.) (Class 508/160)
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Patent number: 11319504Abstract: An engine oil additive includes carbon nanotubes and boron nitride particulates dispersed within a fluid. The additive is configured to be mixed with a quantity of oil such that the quantity of oil has a concentration from 0.05 to 0.5 grams of carbon nanotubes and of boron nitride particulates per quart of oil to improve the lubricity of the oil. The additive improves the horsepower and torque of the engine while reducing fuel consumption. The carbon nanotubes have an —OH functionalized exterior surface. The carbon nanotubes have a diameter from 1 nanometer to 50 nanometers and have a length from 1 micron to 1000 microns. The boron nitride particulates are hex-boron nitride structures having an average size from 30 nanometers to 500 nanometers.Type: GrantFiled: January 11, 2021Date of Patent: May 3, 2022Assignees: Novum Nano LLC, South Dakota Board of RegentsInventors: Craig Bailey, Greg Christensen, Haiping Hong
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Patent number: 11268042Abstract: A process for solid lubricant filler powder used in abradable coating manufacture comprising mixing a bentonite clay and a hexagonal boron nitride powder to form a mixture of the bentonite clay and the hexagonal boron nitride powder; consolidating the bentonite clay and the hexagonal boron nitride powder to form a composite material; heat treating the composite material to at least 500 degrees centigrade; breaking up the composite material into a variety of sizes; and segregating the composite material to produce a final product of free flowing, low dust powder of composite hexagonal boron nitride and calcined bentonite.Type: GrantFiled: May 8, 2020Date of Patent: March 8, 2022Assignee: Raytheon Technologies CorporationInventor: Christopher W. Strock
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Patent number: 11268044Abstract: In the field of lubricating compositions, in particular to the Fuel Economy (FE) properties of lubricating compositions, there is disclosed the combined use of at least one derivative of molybdenum and at least one derivative of boron to maintain the Fuel Economy (FE) properties of a lubricating composition also including at least one base oil. Also disclosed is a use, within a lubricating composition including at least one base oil, of a combination of at least one derivative of molybdenum and at least one derivative of boron, and at least 30 ppm and at most 600 ppm of born boron relative to the weight of the lubricating composition to preserve the Fuel Economy (FE) properties of this lubricating composition.Type: GrantFiled: July 22, 2016Date of Patent: March 8, 2022Assignee: TOTAL MARKETING SERVICESInventors: Mickael Debord, Catherine Charrin, Julien Guerin
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Patent number: 11186798Abstract: Provided is a thermally conductive silicone grease composition that comprises: (A) an organopolysiloxane having a specific kinematic viscosity; (B) an organopolysiloxane having a specific kinematic viscosity; (C) a spherical aluminum oxide powder which has a specific average sphericity, a specific number of surface hydroxyl groups, and a specific average particle size, and for which the proportion of coarse particles in a laser diffraction type particle size distribution of 25 to 45 ?m is within a specific range; and (D) a spherical and/or amorphous zinc oxide powder which has a specific average particle size, and for which the proportion of coarse particles in a laser diffraction type particle size distribution of 25 to 45 ?m is within a specific range. The composition has a thermal conductivity measured by the hot disk method conforming to ISO 22007-2 of 2 W/m·K or more and less than 5.Type: GrantFiled: October 10, 2018Date of Patent: November 30, 2021Assignee: SHIN-ETSU CHEMICAL CO., LTD.Inventor: Mitsuhiro Iwata
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Patent number: 10745641Abstract: A low friction wear surface with a coefficient of friction in the superlubric regime including graphene and nanoparticles on the wear surface is provided, and methods of producing the low friction wear surface are also provided. A long lifetime wear-resistant surface including graphene exposed to hydrogen is provided, including methods of increasing the lifetime of graphene containing wear surfaces by providing hydrogen to the wear surface.Type: GrantFiled: February 9, 2017Date of Patent: August 18, 2020Assignee: UChicago Argonne, LLCInventors: Anirudha V. Sumant, Ali Erdemir, Diana Berman
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Patent number: 10273428Abstract: A solid lubricant blend for enhancing lubricity of lubricating greases. The blend comprises a first stage solid lubricant selected from the group consisting of molybdenum disulfide, graphite, polytetrafluorethylene and mixtures thereof, a second stage solid lubricant of boron nitride, a third stage solid lubricant of an inorganic fluoride characterized by being capable of forming a bonded substantially homogeneous film on a substrate at the elevated temperatures and pressures, and graphene. The solid lubricant blend is mixed with a lubricating grease to attain the lubricating grease compositions of the invention.Type: GrantFiled: May 8, 2017Date of Patent: April 30, 2019Inventor: Leonard P. Warren
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Patent number: 9296615Abstract: Heat-transfer fluids and lubricating fluids comprising deaggregated diamond nanoparticles are described herein. Also described are composites comprising deaggregated diamond nanoparticles, and methods of making such composites. Method of using deaggregated diamond nanoparticles, for example, to improve the properties of materials such as thermal conductivity and lubricity are also disclosed.Type: GrantFiled: April 8, 2014Date of Patent: March 29, 2016Assignee: Vanderbilt UniversityInventors: Blake T. Branson, Charles M. Lukehart, Jim L. Davidson
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Patent number: 9228149Abstract: A method for improving wear protection in an engine lubricated with a lubricating oil by using as the lubricating oil a formulated oil having a HTHS viscosity of less than 2.6 cP at 150° C. The formulated oil has a composition including a major amount of a lubricating oil base stock and a minor amount of metal phosphate nanoplatelets. The metal phosphate nanoplatelets are dispersed in the lubricating oil base stock sufficient for the formulated oil to pass wear protection requirements of one or more engine tests selected from TU3M, Sequence IIIG, Sequence IVA and OM646LA. Also provided are lubricating engine oil composition having improved wear protection.Type: GrantFiled: June 27, 2013Date of Patent: January 5, 2016Assignee: EXXONMOBIL RESEARCH AND ENGINEERING COMPANYInventors: Tabassumul Haque, Andy Haishung Tsou, Shuji Luo, Martin N. Webster
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Publication number: 20150024980Abstract: Provided is a grease composition that improves the dispersibility of a solid lubricant, that provides a sufficiently low friction coefficient in steel-resin sliding parts, and that prevents a stick-slip phenomenon. The grease composition comprising a lubricant base oil having a density of 0.75 to 0.95 g/cm3 at 15° C., an amide compound, a solid lubricant, and a metal soap-based thickener, wherein the solid lubricant is preferably a layered compound or a fluororesin, and wherein the amide compound is preferably a monoamide or a bisamide.Type: ApplicationFiled: March 1, 2013Publication date: January 22, 2015Applicant: JX Nippon Oil & Energy CorporationInventors: Takashi Arai, Kazumi Sakai, Yuji Shitara
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Publication number: 20150024981Abstract: Provided is a grease composition that has high lubricity, particularly excellent wear resistance, and shows only a small extent of deterioration in wear resistance with long-term use under high temperatures. The grease composition comprises at least one base oil selected from a mineral oil-based lubricant base oil and a synthetic lubricant base oil, an amide compound, a solid lubricant, and a urea-based thickener, wherein the amide compound is heated and melted at least once with the base oil.Type: ApplicationFiled: March 1, 2013Publication date: January 22, 2015Inventors: Yusuke Ayame, Kazumi Sakai, Yuji Shitara
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Publication number: 20140364348Abstract: Compositions having a plurality of hard particles and a plurality of lubricant nanoparticles are disclosed. Methods of making and using the compositions are also disclosed.Type: ApplicationFiled: June 11, 2014Publication date: December 11, 2014Inventor: Ajay P. Malshe
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Publication number: 20140357538Abstract: A method for reducing color in used lubricating oil. The method comprises combining: (i) a used lubricating oil; (ii) an alkali metal borohydride; and (iii) a bisulfite or metabisulfite salt.Type: ApplicationFiled: January 21, 2013Publication date: December 4, 2014Applicant: DOW GLOBAL TECHNOLOGIES LLCInventor: Antjo H. Meijerhof
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Publication number: 20140329729Abstract: A composition for producing a tribological composite material includes at least one platelet-shaped solid-state lubricant, at least one type of inorganic, platelet-shaped pigment particles, at least one surface-active compound which possesses at least one hydrophilic group and at least one hydrophobic group, and a curable binder system comprising at least one organic polymer or oligomer having one or more functional groups, or a precursor thereof.Type: ApplicationFiled: December 20, 2012Publication date: November 6, 2014Inventors: Carsten Becker-Willinger, Frank Hollmann, Christoph Kasper
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Publication number: 20140213492Abstract: The invention relates to a high-temperature grease which is used inter alia in corrugated cardboard plants and comprises exclusively fluorine-free base oil.Type: ApplicationFiled: August 27, 2012Publication date: July 31, 2014Inventors: Gabriele Wirtensohn, Martin Schweigkofler, Martin Schmid-Amelunxen
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Publication number: 20140212587Abstract: Compositions having a plurality of nanoparticles and nano-sheets are disclosed. Methods of making and using the compositions are also disclosed.Type: ApplicationFiled: February 5, 2014Publication date: July 31, 2014Applicant: NanoMech, Inc.Inventor: Ajay P. Malshe
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Patent number: 8789623Abstract: The present disclosure relates to greases containing metal sulfonate thickeners. In one example the thickener may be a calcium sulfonate thickener. In other examples grease may contain a combination of a metal sulfonate thickener and another thickener, such as a metal complex soap grease, detergent, or non-soap thickener. The grease may be formulated to meet specific performance criteria relevant to lubrication of a roller cone drill bit in downhole conditions. The disclosure also relates to a roller cone drill bit containing a grease of the disclosure.Type: GrantFiled: April 5, 2013Date of Patent: July 29, 2014Assignee: Halliburton Energy Services, Inc.Inventors: David P. Duckworth, Ping C. Sui, Liwen Wei
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Patent number: 8703660Abstract: The invention relates to a lead-free sliding bearing material having a Cu-based or CuSn-based sintered matrix and a solid lubricant. The solid lubricant contains hexagonal boron nitride in a fine-grained distribution with a mean particle size of 10 ?m or less, wherein agglomerates of the particles of hexagonal boron nitride are not greater than 200 ?m. The invention also relates to a sintering powder for producing the sliding bearing material, a sliding bearing composite material having a steel protective layer and a bearing layer composed of such a sintered-on sliding bearing material. The invention also relates to a sliding element composed of a sliding bearing composite material of the type mentioned above.Type: GrantFiled: July 15, 2008Date of Patent: April 22, 2014Assignee: Federal-Mogul Wiesaden GmbHInventors: Holger Schmitt, Thomas Enghof, David M. Saxton
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Publication number: 20140051613Abstract: A lubricant coating for laser printer wiper blades is a solution applied to a laser printer wiper blade before install that reduces friction between the wiper blade and the photoconductor drum of a laser printer in order to reduce wear, prevent damage and increase life of the wiper blade and photoconductor drum. A leveling and wetting agent ensures uniform application and reduces coating defects. An anti-wear agent reduces friction and acts as an electrical insulator. A friction reducing agent also reduces friction and acts as an electrical insulator. An evaporation promoting agent aids in evaporation of unnecessary material after application to a wiper blade. A coating enhancing agent increases the hardness of the coating and provides assistance in adherence of the solution to the wiper blade. Deionized water acts as a carrier. The solution is mixed in a high shear mixture.Type: ApplicationFiled: July 1, 2013Publication date: February 20, 2014Applicant: FLO-TECH, LLCInventor: Peter Vincent Massaro, JR.
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Publication number: 20140020886Abstract: Lubricant fluid compositions which include a base oil fluid medium which contains thermally conductive filler particles and a thixotropic shear thinning viscosifier. The shear thinning viscosifier allows the particles to be suspended within the lubricant fluid composition when at rest.Type: ApplicationFiled: September 3, 2013Publication date: January 23, 2014Inventors: Joshua Charles Falkner, Jonathan J. Brege
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Publication number: 20140024565Abstract: A composition that includes solid lubricant nanoparticles and an organic medium is disclosed. Also disclosed are nanoparticles that include layered materials. A method of producing a nanoparticle by milling layered materials is provided. Also disclosed is a method of making a lubricant, the method including milling layered materials to form nanoparticles and incorporating the nanoparticles into a base to form a lubricant.Type: ApplicationFiled: June 19, 2013Publication date: January 23, 2014Applicant: Board of Trustees of the University of ArkansasInventors: Ajay P. Malshe, Arpana Verma
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Publication number: 20140005085Abstract: Embodiments of the present invention may include a macro-composition with a special structure. The structure includes a layered macro-composition made of a nanoparticle as an inner nucleus, an intermediate layer around the nucleus, and an outer layer intercalated with the nucleus or encapsulating the nucleus and the intermediate layer. A plurality of the layered macro-compositions is bonded together by bonds, so that each layered macro-composition is bonded to at least one other such layered macro-composition. Embodiments include a macro-composition made of three 3-layered macro-compositions joined in a chain by two bonds. These macro-composition assemblies may take the shape of layered macro-compositions bonded together in chains, or forming other shapes, such as rings. The layered macro-composition may be no more than about 100 nanometers in size, for example. The bonds of the complex macro-composition may have an average length of no more than about 100 nanometers, for example.Type: ApplicationFiled: May 31, 2013Publication date: January 2, 2014Applicant: NanoMech, Inc.Inventor: Ajay P. Malshe
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Publication number: 20130296203Abstract: Properties of a phosphate coating are improved by preparing and applying a mixture containing nano-dimensioned hexagonal boron nitride, known as a solid lubricant, to a Zn, Zn-Ca, Fe and Mn phosphate coating. The hexagonal boron nitride is added to the coating bath during the phosphate treatment. Products coated with Zn, Zn-Ca, Fe and Mn phosphate accommodated with hexagonal boron nitride are disclosed.Type: ApplicationFiled: January 27, 2012Publication date: November 7, 2013Applicant: BORTEK BOR TEKNOLOJILERI VE MEKATRONIK SANAYI TICARET ANONIM SIRKETIInventors: Nuran Ay, Suleyman Ay, Yapincak Goncu
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Patent number: 8575078Abstract: The present invention relates to a coating for elastomeric linear profiles, where the coating comprises solid lubricant embedded into a polymeric matrix. It also relates to a wiper blade for windscreen wipers, comprising this type of coating, and also to a process for the production of an elastomeric linear profile coated according to the invention. The polymeric matrix with embedded solid lubricant is obtained by polymerizing, in the absence of polymeric binders, a mixture comprising the solid lubricant and low-molecular-weight crosslinking agent. In one embodiment, the matrix is obtained from the thermal polymerization of the low-molecular-weight crosslinking agent hexamethoxymethylmelamine. Examples of solid lubricants are graphite and HDPE.Type: GrantFiled: February 4, 2009Date of Patent: November 5, 2013Assignee: Robert Bosch GmbHInventors: Vincent Duval, Yves Verburgh, Valerie Carlier
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Publication number: 20130267448Abstract: A lubricating grease containing about 75 to 85% by weight of a liquid perfluoropolyether and about 15 to 25% by weight of a particulate boron nitride, preferably monomodal boron nitride having a particle size of about 7 to 10 microns; use of the lubricating grease for lubricating structures subjected to an oxygen-enriched environment and devices containing such lubricated structures.Type: ApplicationFiled: April 10, 2012Publication date: October 10, 2013Applicant: Lubrication Technology, Inc.Inventors: Gary Goodan, Michael Quallo, Seth Ankrom
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Patent number: 8549889Abstract: A metal forming process involves applying a lubricant, formed from a vitreous enamel mixed with particles of boron nitride, to at least one surface of a sheet metal blank, and without pre-heating the sheet metal blank, placing the sheet metal blank having the lubricant applied to the surface(s) thereof into a pre-heated forming tool so that the at least one surface contacts a surface of the forming tool. The method further involves, via the pre-heated forming tool, forming the sheet metal blank into a desired part shape, and during such forming, forming a lubricant layer on the surface(s) as the lubricant is heated from the pre-heated forming tool, the lubricant layer adhering to the surface(s) of the sheet metal blank.Type: GrantFiled: November 9, 2010Date of Patent: October 8, 2013Assignee: GM Global Technology Operations LLCInventor: Arianna T. Morales
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Publication number: 20130221660Abstract: A thin adhesive lubricating composition that can cover at least one thread and a screwing abutment of a threaded element of a component of a tubular threaded joint. The screwing abutment can bear against another abutment of another component of the tubular threaded joint in a terminal make up phase. The lubricating composition includes a matrix in which there is dispersed at least one braking additive selected to impart thereto, in addition to lubrication, a coefficient of friction to make it possible to obtain a torque on shoulder resistance value at least equal to a threshold value.Type: ApplicationFiled: May 15, 2013Publication date: August 29, 2013Inventors: ELIETTE PINEL, ERIC GARD, NICOLAS BAUDIN
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Patent number: 8518862Abstract: An anti-seizing agent including: a first solid lubricant containing at least one of bismuth and a bismuth compound; and a second solid lubricant containing at least one of graphite, molybdenum disulfide and boron nitride. The anti-seizing agent satisfies the relationships 20 weight %?a?90 weight % and 10 weight %?d?80 weight %, in which a sum of the contents of the first solid lubricant and the second solid lubricant in the anti-seizing agent is taken as 100 weight %, and a represents a content of the first solid lubricant and d represents a content of the second solid lubricant.Type: GrantFiled: November 28, 2006Date of Patent: August 27, 2013Assignee: NGK Spark Plug Co., Ltd.Inventors: Akiyoshi Kato, Naoki Yamada, Noboru Fujita, Takuya Takase
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Publication number: 20130196887Abstract: Disclosed herein is a lubricant composition comprising a hydrocarbon oil; inorganic particles; and molybdenum disulfide; the molybdenum disulfide being dispersed in the soybean oil. Disclosed herein too is a lubricant composition comprising a base oil; inorganic particles; and metal disulfide particles; the metal disulfide particles being dispersed in the base oil in the presence of an electrical field and a mechanical field. Disclosed herein too is a method comprising agitating a composition to form a lubricating composition; the composition comprising molybdenum disulfide, inorganic particles and a base oil; the agitating being conducted in the presence of a magnetic field that is greater than the earth's field, an electrical field or a combination comprising the magnetic field and the electrical field.Type: ApplicationFiled: August 3, 2012Publication date: August 1, 2013Applicant: GREENGOLD LUBRICANTS LLCInventors: Eric Maddocks Pettersen, Matthew S. Pettersen
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Patent number: 8492319Abstract: A composition that includes solid lubricant nanoparticles and an organic medium is disclosed. Also disclosed are nanoparticles that include layered materials. A method of producing a nanoparticle by milling layered materials is provided. Also disclosed is a method of making a lubricant, the method including milling layered materials to form nanoparticles and incorporating the nanoparticles into a base to form a lubricant.Type: GrantFiled: January 12, 2007Date of Patent: July 23, 2013Inventors: Ajay P. Malshe, Arpana Verma
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Publication number: 20130130054Abstract: A sliding layer for a multi-layer bearing material that is free of lead. The sliding layer can include PTFE, sphalerite, and solid lubricants. The solid lubricants can include graphite and antimony oxide. In some embodiments, the sliding layer includes from 70 to 89 vol % PTFE, from 10 to 20 vol % sphalerite, and from 1 to 10 vol % solid lubricant (for example, graphite and antimony oxide).Type: ApplicationFiled: May 21, 2012Publication date: May 23, 2013Inventors: Yuan H. Peng, Michael Kim
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Patent number: 8426347Abstract: The present invention describes a nanoparticle size composition comprising at least one overbase complex of a magnesium salt and an associated organic boron complex. The present compound is an improvement over previous processes due to less complicated processing requirements and the high concentration of both magnesium and boron that results.Type: GrantFiled: November 28, 2009Date of Patent: April 23, 2013Assignee: Envirochem Solutions LLCInventors: Mark D. Hughes, Leslie J. Flinn, Daniel T. Smith, Nathaniel J. Smoter, Theo Eliades, Kenneth W. Koch, Sr.
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Publication number: 20130008756Abstract: A wet friction clutch—lubricant system wherein a wet friction clutch having a cellulose—based friction lining having a surface coating of silica based particles, or a device including such a clutch, is lubricated with a lubricant composition a major amount of oil of lubricating viscosity and minor effective amounts of performance enhancing additives including (a) ashless dispersant; (b) organic phosphorus compound and (c) borated detergents; and optionally, (d) an auxiliary friction modifier.Type: ApplicationFiled: February 19, 2010Publication date: January 10, 2013Inventors: Joe R. Noles, JR., Hirokazu Saito, Philip Skinner, Raymond F. Watts, Keiji Hayashi, Atsushi Suzuki, Koji Saito
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Publication number: 20130005619Abstract: The present invention provides a lubricating oil composition for reducing a friction coefficient adjacent to the surface of being subjected to lubrication. In particular, the present invention provides nanoporous particles capable of being dispersed in a lubricating oil composition comprising base oil having a lubricant viscosity. Since the nanoporous particles having nano-sized, oil soluble pores according to the present invention reduces a friction coefficient, and in the long term, gradually releases an effective ingredient, the lubricating oil composition comprising the same of the present invention can act as a reducing agent for reducing friction for a long period of time, and thereby, exhibit excellent lubricant effects.Type: ApplicationFiled: March 16, 2011Publication date: January 3, 2013Applicant: SK LUBRICANTS CO., LTD.Inventors: Hyeung Jin Lee, Yong Rae Cho
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Publication number: 20130005618Abstract: The invention relates to a spray material on an iron base for the thermal coating of a substrate, in particular for the thermal coating of a running surface of a cylinder of a reciprocating combustion engine, wherein the spray material includes FeTiO3 as a base material. In accordance with the invention, the spray material includes at least one first solid lubricant composed of a sulfide and one second solid lubricant composed of a fluoride. The invention further relates to a method for manufacturing a spray material, to a spray wire, in particular a spray filler wire for use in a thermal wire spraying method, to a thermal spray layer on an iron base, in particular for a running surface of a cylinder of a reciprocating combustion engine, to a spraying method for manufacturing a thermal spray layer, as well as to the use of a powder material and of a spray wire for manufacturing a thermal spray layer.Type: ApplicationFiled: July 7, 2009Publication date: January 3, 2013Inventors: Gérard Barbezat, Silvia Barbezat, Peter Ernst
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Publication number: 20120329687Abstract: An extreme pressure additive for a lubricant may include one or more phosphorous containing compounds and one or more boron containing compounds. The ratio of weight of phosphorous to boron in the extreme pressure additive may vary between about 1 to about 30.Type: ApplicationFiled: June 23, 2011Publication date: December 27, 2012Inventors: NATHAN SHISSLER, Dean Athans, Doug Hunsicker, Jeff St. Aubin
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Publication number: 20120321832Abstract: An extruded oriented thermo-plastic polymeric element for industrial textiles, and textiles comprising polymeric elements. The polymeric elements are constructed of a material selected from yarn material, fiber material and film, and comprise a thermoplastic polymer, and at least one dry lubricant, selected from molybdenum disulphide, tungsten disulphide, boron nitride, and a soft metal, the dry lubricant comprising particulate matter having an average particle size between about 0.05? and about 100?, and present in the polymeric element in an amount from between about 0.1% and about 10% parts by weight, based on a total weight of the polymeric element. The polymeric elements can be used as yarns in woven and non woven textiles, and as seaming elements. The polymeric elements provide increased abrasion resistance in industrial textiles, and reduced co-efficient of friction.Type: ApplicationFiled: March 2, 2011Publication date: December 20, 2012Applicant: ASTENJOHNSON, INC.Inventor: Scott Makepeace
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Publication number: 20120308260Abstract: A protective agent block including metal soap; and boron nitride, wherein the weight ratio Mr of boron nitride to the metal soap is calculated from the relationship 1 based on Raman spectrum measured at each of multiple places on the protective agent block and the average of the measured weight ratios Mr ranges from 0.050 to 0.330 with a variation coefficient of 0.075 or less: Mr=(log(ABN/ASP)+1.3588)/7.7374??Relationship 1 where ABN represents a peak area in a range of from a wavenumber of 1377.837 cm?1 to 1354.695 cm?1 and ASP represents a peak area in a range of from a wavenumber of 1481.012 cm?1 to 1420.264 cm?1.Type: ApplicationFiled: June 6, 2012Publication date: December 6, 2012Inventors: Toshiyuki KABATA, Momoko Shionoiri
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Patent number: 8242061Abstract: An image forming apparatus includes an image bearer that carries a toner image, and a lubricant supplying device that supplies lubricant to the surface of the image bearer. A lubricant supplying device is provided in the image forming apparatus and includes a lubricant block and a brush roller. The brush roller shaves and supplies the lubricant from the lubricant block to the image bearer via the brush roller. The lubricant is made by molding under pressure.Type: GrantFiled: March 12, 2009Date of Patent: August 14, 2012Assignee: Ricoh Company, LimitedInventors: Kenji Sugiura, Takuya Seshita
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Publication number: 20120184471Abstract: Lubricating varnish for coating a metal component or applied to a metal component, including a base coat as a matrix and at least one lubricant. At least one antiwear agent (5) is additionally included.Type: ApplicationFiled: September 23, 2010Publication date: July 19, 2012Applicant: Schaeffler Technologies AG & Co. KGInventors: Jurgen Windrich, Carsten Duppe, Ivan Grozev
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Patent number: 8198345Abstract: The present invention relates to lubricious anaerobic curable compositions.Type: GrantFiled: August 1, 2007Date of Patent: June 12, 2012Assignee: Henkel CorporationInventors: Prakash S. Patel, Shabbir Attarwala
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Publication number: 20120115760Abstract: Disclosed herein are a hard coating film, a material coated with the hard coating film, and a die for cold plastic working, the coating film excelling conventional surface coating layers in wear resistance as well as slidability with a low frictional coefficient. The hard coating film is characterized by a chemical composition of (VxM1-x)(BaCbN1-a-b), where 0.4?x?0.95??(1A) 0?a?0.2??(2A) 0?1-a-b?0.35??(3A) 0.6?b?1??(4A) M denotes at least one species of elements belonging to Groups 4a, 5a, and 6a and Si and Al; and x, 1-x, a, b, and 1-a-b represent respectively the atomic ratio of V, M, B, C, and N.Type: ApplicationFiled: November 10, 2011Publication date: May 10, 2012Applicant: Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)Inventor: Kenji Yamamoto
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Publication number: 20120053095Abstract: Disclosed are additive compositions for transmission oils comprising an oil dispersion of a hexagonal boron nitride and a polymethacrylate, a dispersant polymethacrylate or a dispersant olefin copolymer viscosity index improver, as well as lubricating oil compositions containing the same.Type: ApplicationFiled: November 8, 2011Publication date: March 1, 2012Applicants: Total France, Chevron Oronite S.A.Inventors: Pierre Tequi, Bernard Constans, Raphaele Ladaviere, Sylvain Iovine
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Patent number: 8082899Abstract: A double-layer lubrication coating composition is made up of an upper-layer coating composition and a lower-layer coating composition. The upper-layer coating composition is made up of 50 to 70 wt % of an epoxy resin or a polyamide-imide resin, 5 to 20 wt % of boron nitride, and 15 to 30 wt % of silicone nitride or alumina. The lower-layer coating composition is made up of 50 to 70 wt % of an epoxy resin or a polyamide-imide resin, 15 to 30 wt % of polytetrafluoroethylene and 5 to 20 wt % of molybdenum disulfide and may include graphite as required.Type: GrantFiled: February 10, 2009Date of Patent: December 27, 2011Assignee: Honda Motor Co., Ltd.Inventors: Yoshimi Kuroda, Kentaro Sugimura
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Patent number: 8080499Abstract: The present invention discloses a nanodiamond thermal grease, which comprises a nanodiamond powder, a thermal powder and a substrate. The nanodiamond powder has volume percentage of 5% to 30%, the thermal powder has volume percentage of 40% to 90%, and the substrate has volume percentage of 5% to 30%. The nanodiamond powder and the thermal powder are distributed uniformly in the substrate to form the nanodiamond thermal grease having high thermal conductivity.Type: GrantFiled: October 16, 2008Date of Patent: December 20, 2011Assignee: Kunshan Nano New Material Technology Co., Ltd.Inventors: Hung-Tu Lu, Sergey Uvarov
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Publication number: 20110285124Abstract: A film-forming lubrication composition for make-up of threaded connections, intended to cover at least one threading (FE, FI) and a make-up abutment (BVM, BVF) of a threaded element (EM, EF) of a component (T2, T1) of a threaded tubular connection (JF) with a solid state film which adheres to the threading (FE, FI) and to said make-up abutment (BVM, BVF), said make-up abutment (BVM, BVF) being intended to bear against another abutment (BVF, BVM) of another component (T1, T2) of said threaded tubular connection (JF) during the terminal make-up phase, and said lubrication composition comprising a matrix. The matrix further comprises at least one rheoresistant material selected so as to endow said composition, as a complement to lubrication, with a shouldering torque which is at least equal to a threshold value.Type: ApplicationFiled: October 5, 2009Publication date: November 24, 2011Applicants: SUMITOMO METAL INDUSTRIES, LTD., VALLOUREC MANNESMANN OIL & GAS FRANCEInventors: Eliette Pinel, Eric Gard, Kunio Goto
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Patent number: 8047506Abstract: The present invention is directed to an apparatus for distributing a cable-pulling composition onto a cable as it is being pulled through a conduit. In one embodiment, the cable pulling composition is a block of an enhanced composition, e.g., consisting essentially of boron nitride that facilitates the pulling of cables through conduits. The invention further relates to a method for pulling cables through conduits by applying an effective amount of boron nitride composition onto the cable surface through the use of the cable-pulling apparatus of the invention.Type: GrantFiled: November 1, 2006Date of Patent: November 1, 2011Assignee: Momentive Performance Materials Inc.Inventors: Joerg Student, Rickson Sun, Andy Switky, Jesse Fourt, Mian Ding, Chunlin Yao
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Patent number: 8012569Abstract: An object of the present invention is that in a sliding member whose substrate is improved in sliding characteristics by a coating layer comprising a solid lubricant, the coating layer is obtained as one having a low coefficient of friction and an excellent wear resistance. In the present invention, the coating layer 7 has a structure formed by laminating solid lubricant plate crystal grains 3, and contains not more than 10 mass % of a resin for binder 8 for bonding the solid lubricant plate crystal grains 3, and the lubricant plate crystal grains have a crystal structure formed by piling (00l) planes (wherein l is an integer of not less than 1) in parallel, the index of orientation of the (00l) planes being not less than 90% at least on the sliding surface.Type: GrantFiled: March 30, 2007Date of Patent: September 6, 2011Assignee: Daido Metal Company Ltd.Inventors: Shinji Ochi, Masahito Fujita, Takuya Tanaka
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Patent number: 7998572Abstract: A self-lubricating coating is disclosed. The coating includes a base material. The coating also includes a nanoparticle of a first material and a shell substantially surrounding the nanoparticle and including a second material different than the first material.Type: GrantFiled: August 12, 2008Date of Patent: August 16, 2011Assignee: Caterpillar Inc.Inventors: Andrew Neil McGilvray, Atanu Adhvaryu, Lucy Victoria Davies
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Patent number: 7994105Abstract: A combination nano and microparticle treatment for engines enhances fuel efficiency and life duration and reduces exhaust emissions. The nanoparticles are chosen from a class of hard materials, preferably alumina, silica, ceria, titania, diamond, cubic boron nitride, and molybdenum oxide. The microparticles are chosen from a class of materials of layered structures, preferably graphite, hexagonal boron nitride, magnesium silicates (talc) and molybdenum disulphide. The nano-micro combination can be chosen from the same materials. This group of materials includes zinc oxide, copper oxide, molybdenum oxide, graphite, talc, and hexagonal boron nitride. The ratio of nano to micro in the proposed combination varies with the engine characteristics and driving conditions. A laser synthesis method can be used to disperse nanoparticles in engine oil or other compatible medium.Type: GrantFiled: November 5, 2007Date of Patent: August 9, 2011Inventor: Jagdish Narayan
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Publication number: 20110190177Abstract: A process includes adding an effective amount of a calcium lignin sulfonate to a thickened base grease to form a lubricating grease wherein the calcium lignin sulfonate has a molecular weight of at least 10,000 g/mol; the calcium lignin sulfonate has a water content of less than about 0.5 wt %; the effective amount is from about 1 wt % to about 20 wt % based upon the weight of the lubricating grease; the thickened base grease is obtained from a grease forming process or a lubricating paste; and the lubricating grease has a water solubility below about 3 wt %, as determined by a water wash out-test.Type: ApplicationFiled: January 26, 2011Publication date: August 4, 2011Inventor: Nael Naguib Zaki