With Inorganic Compound (except Water) Patents (Class 508/129)
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Patent number: 11168392Abstract: A component including a substrate surface coated with a coating including at least one MoN layer having a thickness not less than 40 nm. Between the substrate surface and the at least one MoN layer the component includes: i) a substrate surface hardened layer, which is a hardened, nitrogen-containing substrate surface layer that is the result of a nitriding treatment carried out at the substrate surface and has a thickness not less than 10 nm, preferably not less than 20 nm and not greater than 150 nm, and/or ii) a layer system composed of more than 2 MoN layers and more than 2 CrN layers, wherein the MoN and CrN layers forming the layer system are individual layers deposited alternatingly one on each other forming a multilayer MoN/CrN coating film.Type: GrantFiled: May 25, 2016Date of Patent: November 9, 2021Assignee: OERLIKON SURFACE SOLUTIONS AG, PFÄHHIKONInventors: Johann Karner, Volker Derflinger, Maximilian Erich Luichti
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Patent number: 9683192Abstract: A lubricant composition includes at least one branched polyglycerol ether, and more particularly at least one branched polyglycerol ether and at least one dispersant. A method for reducing fuel consumption of a vehicle utilizing a lubricant composition is also provided. Furthermore, a use of a branched polyglycerol ether as a friction modifier in a lubricant composition is disclosed.Type: GrantFiled: December 20, 2013Date of Patent: June 20, 2017Assignee: TOTAL MARKETING SERVICESInventors: Raphaele Iovine, Carine Pizard, Pierre Daverat, Séverine Thevenet
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Patent number: 9487732Abstract: To provide a lubricating coating agent for plastic working, containing a non-black solid lubricating material, and a metal material coated with the agent, which enable highly difficult forging that has been conventionally difficult to practically apply to anything except lubricating coating films containing a black solid lubricant typified by molybdenum disulfide. The problems can be achieved by means of a lubricating coating agent for plastic working, which is characterized by containing, at 5 mass % or more in terms of solid content ratio in a coating film, a calcium sulfate hydrate with a particular scale-like crystal shape among calcium sulfate hydrates deposited by reacting a sulfuric acid or a sulfate with a calcium compound in water, and a metal material coated with the agent.Type: GrantFiled: September 27, 2013Date of Patent: November 8, 2016Assignee: Henkel AG & Co. KGaAInventors: Shinobu Komiyama, Atsushi Serita, Hitoshi Ishii, Kazuhiko Mori
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Publication number: 20140371118Abstract: A nanolubricant composition is described where the lubricant composition includes a flowable oil or grease with nanoparticles dispersed in the flowable oil or grease. The nanoparticles are configured to polish a surface of a structure slowly over a period of time. The nanoparticles a hardness of at least about 7 Mohs and a diameter that is less than one half the arithmetic average roughness of the surface or a length that is less than one half of the arithmetic average roughness of the surface.Type: ApplicationFiled: May 25, 2012Publication date: December 18, 2014Applicant: HOWARD UNIVERSITYInventor: Mohsen Mosleh
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Publication number: 20140371119Abstract: A nanolubricant composition is described where the lubricant composition includes a flowable oil or grease with a multi-component nanoparticle dispersed in the flowable oil or grease. The multi-component nanoparticle includes a first nanoparticle component which effects thermal conductivity at a part interface and a second nanoparticle component which effects shearing at a part interface.Type: ApplicationFiled: May 25, 2012Publication date: December 18, 2014Applicant: HOWARD UNIVERSITYInventor: Mohsen Mosleh
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Publication number: 20140227211Abstract: Methods of ex situ synthesis of graphene, graphene oxide, reduced graphene oxide, other graphene derivative structures and nanoparticles useful as polishing agents are disclosed. Compositions and methods for polishing, hardening, protecting, adding longevity to, and lubricating moving and stationary parts in devices and systems, including, but not limited to, engines, turbos, turbines, tracks, races, wheels, bearings, gear systems, armor, heat shields, and other physical and mechanical systems employing machined interacting hard surfaces through the use of nano-polishing agents formed in situ from lubricating compositions and, in some cases, ex situ and their various uses are also disclosed.Type: ApplicationFiled: April 29, 2014Publication date: August 14, 2014Applicant: Peerless Worldwide, LLCInventor: Richard S. Shankman
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Publication number: 20140142007Abstract: Provided is a carbon layer derived from carbide ceramics, wherein metal or non-metal atoms are extracted selectively from the surface of carbide ceramics to form voids, which, in turn, are filled with carbon synthesized by a carbon compound, thereby providing improved roughness and hardness, as well as to a method for preparing the same.Type: ApplicationFiled: November 19, 2013Publication date: May 22, 2014Applicant: KOREA UNIVERSITY RESEARCH AND BUSINESS FOUNDATIONInventors: Dae Soon Lim, Min-gun Jeong, Seo-hyun Yoon
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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: 8575079Abstract: A lube oil composition is provided. The lube oil composition includes a base oil and a carbon nanocapsule grafting with an alkyl group dispersed in the base oil, wherein the carbon nanocapsule is hollow or filled with metal, metal alloy, metal oxide, metal carbide, metal sulfide, metal nitride or metal boride.Type: GrantFiled: May 2, 2008Date of Patent: November 5, 2013Assignee: Industrial Technology Research InstituteInventors: Gan-Lin Hwang, Ting-Yao Su, Woan-Shiow Tzeng, Hsin-Yi Wu
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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: 8420580Abstract: A sliding resin composition is provided which hardly seizes by decreasing oil repellency of PTFE to prevent discharging of lubricating oil from sliding surface. That is, by using resin composition 1 where particles of PTFE 3 in the surface of which inorganic compound 4 having oil-absorptivity is embedded are dispersed in synthetic resin 2, the inorganic compound 4 having oil-absorptivity absorbs and retains lubricating oil, and oil repellency of PTFE 3 on the sliding surface can be decreased. Thus, discharging of the lubricating oil from the sliding surface can be inhibited and resin composition 1 hardly seizes.Type: GrantFiled: December 20, 2010Date of Patent: April 16, 2013Assignee: Daido Metal CompanyInventors: Hideki Iwata, Seiji Amano
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Publication number: 20130079262Abstract: This invention relates to carbon-based materials as anti-friction and anti-wear additives for advanced lubrication purposes. The materials have various shapes, sizes, and structures and are synthesized by autogenic reactions under extreme conditions of high temperature and pressure. The lubricant compositions comprise carbon-based particles suspended in a liquid hydrocarbon carrier. Optionally, the compositions further comprise a surfactant (e.g., to aid in dispersion of the carbon particles). Specifically, the novel lubricants have the ability to significantly lower friction and wear, which translates into improved fuel economies and longer durability of mechanical devices and engines.Type: ApplicationFiled: September 28, 2011Publication date: March 28, 2013Applicant: UCHICAGO ARGONNE, LLCInventors: Vilas G. POL, Michael M. THACKERAY, Kuldeep MISTRY, Ali ERDEMIR
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Publication number: 20120304545Abstract: The present invention relates to a nano-diamond dispersion solution and a method of preparing the same. The method of preparing a nano-diamond dispersion solution comprises the following steps: providing a nano-diamond aggregation; mixing the nano-diamond aggregation with a metal hydroxide solution and stirring the mixture such that the nano-diamond aggregation is separated, to obtain a mixture solution; stabilizing the mixture solution such that the mixture solution is separated into a supernatant and precipitates; and extracting the supernatant and precipitates.Type: ApplicationFiled: February 11, 2011Publication date: December 6, 2012Applicant: NEOENBIZInventors: Tae Hee Park, Kyu Tae Lee, Jung Suk Lee
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Publication number: 20120201487Abstract: A solid lubricant is for a bearing and includes at least thirty percent by weight of graphite, a binding material, and inorganic lubricating nanoparticles. Also, a bearing filled with the solid lubricant is provided.Type: ApplicationFiled: February 8, 2011Publication date: August 9, 2012Applicant: Aktiebolaget SKFInventor: Eugene Kverel
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Publication number: 20120118255Abstract: A piston coating is described that comprises at least one aqueous dispersion selected from among the group including phenolic resins, epoxy resins, polyvinyl butyral, or the condensation products thereof, and at elast one solid lubricant selected from among the group including graphite, MoS2, WS2, and BN. Said coating dispenses with the use of toxic solvents and has a wear resistance and a coefficient of friction similar to those of conventional coatings.Type: ApplicationFiled: April 27, 2010Publication date: May 17, 2012Inventors: Christian Jung, Jurgen Reitenspies
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Publication number: 20120103183Abstract: A piston coating is described that comprises a phenolic resin, at least one solid lubricant selected from among the group including graphite, MoS2, WS2, BN, and PTFE, as well as carbon fibers. Said coating has an advantageous wear resistance and an advantageous coefficient of friction.Type: ApplicationFiled: April 27, 2010Publication date: May 3, 2012Inventors: Christian Jung, Jurgen Reitenspies
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Publication number: 20110152140Abstract: A sliding resin composition is provided which hardly seizes by decreasing oil repellency of PTFE to prevent discharging of lubricating oil from sliding surface. That is, by using resin composition 1 where particles of PTFE 3 in the surface of which inorganic compound 4 having oil-absorptivity is embedded are dispersed in synthetic resin 2, the inorganic compound 4 having oil-absorptivity absorbs and retains lubricating oil, and oil repellency of PTFE 3 on the sliding surface can be decreased. Thus, discharging of the lubricating oil from the sliding surface can be inhibited and resin composition 1 hardly seizes.Type: ApplicationFiled: December 20, 2010Publication date: June 23, 2011Applicant: DAIDO METAL COMPANY LTD.Inventors: Hideki IWATA, Seiji Amano
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Publication number: 20110092400Abstract: A method for producing a solid lubricant includes steps of preparing and coating. A phosphate aqueous solution prepared by the step of preparing is an aqueous solution containing at least one of aluminum dihydrogen phosphate and magnesium dihydrogen phosphate in an amount of 0.5 to 10% by mass. A graphite material is coated with a phosphate using the phosphate aqueous solution. The graphite material is used at a ratio of 40 to 50 parts by mass based on 100 parts by mass of the aqueous solution.Type: ApplicationFiled: October 15, 2010Publication date: April 21, 2011Applicant: AKEBONO BRAKE INDUSTRY CO., LTD.Inventors: Masanori KATO, Hiroshi Idei, Akinori Hashimoto
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Publication number: 20110048809Abstract: 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: ApplicationFiled: January 16, 2009Publication date: March 3, 2011Inventors: David P. Duckworth, Ping C. Sui, Liwen Wei
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Patent number: 7858195Abstract: A substrate having an anti-adhesive coating thereon. The coating is made from a coating composition comprising solid particles of a release agent different from boron nitride and a binder comprising surface-modified nanoscale solid particles.Type: GrantFiled: December 5, 2005Date of Patent: December 28, 2010Assignee: Leibniz-Institut Fuer Neue Materialien Gemeinnuetzige GmbHInventors: Mesut Aslan, Robert Drumm, Klaus Endres, Hareesh Nair, Bernd Reinhard, Helmut Schmidt
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Publication number: 20100285323Abstract: The invention provides a lubricant composition for generating a combined passivate and lubricating coating on a metal substrate with which the composition is brought into contact. The lubricant composition comprises an organic polymer and/or a wax dispersion; phosphates, preferably acid phosphate salts, and/or phosphoric acid; and optionally, a surfactant, a thickening aid, an anti-wear additive, a defoaming agent; a corrosion inhibitor; and/or a linear or branched hydrocarbon.Type: ApplicationFiled: May 13, 2010Publication date: November 11, 2010Applicant: Henkel AG & Co. KGaAInventors: Gabriel J. Kirsch, Paul B. Kutzko
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Patent number: 7820598Abstract: A solid lubricant and composition useful for lubricating the flanges of locomotive wheels, railcar wheels, rail track and in applications where it is desirable to reduce friction when metal contacts metal. The solid lubricant having from about twenty-five percent to about seventy percent by volume of a polymeric carrier, about five to seventy-five percent by volume of organic and inorganic extreme pressure additives, about zero to twenty percent by volume synthetic extreme pressure anti-wear liquid oil, and about zero to one percent by volume optical brightener.Type: GrantFiled: February 19, 2007Date of Patent: October 26, 2010Inventor: Michael J. Mitrovich
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Publication number: 20100142872Abstract: A resin composition for a sliding member is difficult to peel and whose component is difficult to elute when the resin composition is formed as a film on a surface of a mechanical part, even though the resin composition is used in environment where the sliding member contacts lubricating oil containing a sulfur-based additive or in atmosphere containing a sulfur-based compound. A resin composition for a sliding member to be used for a mechanical part having a surface thereof formed of said sliding member. The resin composition contains polyamide-imide resin having an elongation percentage of 60% to 120%, fullerene, and at least one disulfide selected from among molybdenum disulfide and tungsten disulfide. 0.1 to 10 vol % of the fullerene and 0.5 to 20 vol % of the disulfide are contained in an entirety of the resin composition.Type: ApplicationFiled: May 19, 2008Publication date: June 10, 2010Applicant: NTN CORPORATIONInventors: Masaki Egami, Yoji Sato, Taemi Okuda
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Patent number: 7718585Abstract: A lubricant composition is disclosed comprising a superabsorbent polymer combined with a material for decreasing friction between moving surfaces. The superabsorbent polymer absorbs from about 25 to greater than 100 times its weight in water and may comprise a polymer of acrylic acid, an acrylic ester, acrylonitrile or acrylamide, including co-polymers thereof or starch graft co-polymers thereof or mixtures thereof. In the composition, the material for decreasing friction comprises a petroleum lubricant containing an additive, water containing an additive, synthetic lubricant, grease, solid lubricant or metal working lubricant, wherein the synthetic lubricant, grease, solid lubricant or metal working lubricant optionally contain an additive.Type: GrantFiled: July 21, 1999Date of Patent: May 18, 2010Assignee: Lee County Mosquito Control DistrictInventor: Richard Levy
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Publication number: 20100022423Abstract: 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: ApplicationFiled: October 16, 2008Publication date: January 28, 2010Inventors: Hung-Tu LU, Sergey Uvarov
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Publication number: 20090305052Abstract: The invention relates to an aqueous graphite dispersion including graphite particles dispersed in water along with stabilizers acting as dispersants, and additives. The graphite particles are at least partially spherical.Type: ApplicationFiled: September 8, 2006Publication date: December 10, 2009Applicant: GRAPHIT KROPFMUHL AGInventor: Werner Handl
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Publication number: 20080220998Abstract: A reversible thermal thickening grease for microelectronic packages, in which the grease contains filler particles; at least one polymer; and a binder; in which the filler particles are dispersed within the binder, in which one or more segments of the at least one polymer may be attached to the filler particles prior to dispersion in the binder, and in which the polymer collapses at temperatures below a Theta temperature and swells at temperatures above a Theta temperature. During the operation of a microelectronic package, grease pump-out and air proliferation are minimized with use of the reversible thermal thickening grease, while grease fluidity is retained under repetitive thermal stresses.Type: ApplicationFiled: March 8, 2007Publication date: September 11, 2008Applicant: IBM CORPORATION (YORKTOWN)Inventors: Claudius Feger, Jeffrey D. Gelorme, Sushumna Iruvanti, Rajneesh Kumar, Ijeoma M. Nnebe
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Patent number: 7091161Abstract: An anti-seize compound is disclosed for use on surfaces of threaded connections made of speciality alloys such as high nickel or chrome ferrous alloys or other speciality alloys prone to galling under high stress conditions. The compound using a metal fluoride as the anti-seize film forming agent at least above about 5 wt %.Type: GrantFiled: May 14, 2003Date of Patent: August 15, 2006Assignee: Jet-Lube, Inc.Inventors: Donald A. Oldiges, Jr., Herschel McDonald, Tom Blake, Kevin Stroup, Don A. Oldiges, III
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Patent number: 6734147Abstract: A process is disclosed for manufacturing a lubricant composition comprising combining a superabsorbent polymer with a material for decreasing friction between moving surfaces. The superabsorbent polymer absorbs from about 25 to greater than 100 times its weight in water and may comprise a polymer of acrylic acid, an acrylic ester, acrylonitrile or acrylamide, including co-polymers thereof or starch graft co-polymers thereof or mixtures thereof. A product produced by the process includes the material for decreasing friction comprising a petroleum lubricant containing an additive, water containing an additive, synthetic lubricant, grease, solid lubricant or metal working lubricant, wherein the synthetic lubricant, grease, solid lubricant or metal working lubricant optionally contain an additive. A process comprising controlling the delivery of a lubricant to at least one of two moving surfaces in order to decrease friction between said moving surfaces, is also disclosed.Type: GrantFiled: October 3, 1997Date of Patent: May 11, 2004Assignee: LCC County Mosquito ControlInventor: Richard Levy
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Publication number: 20040043908Abstract: A solid lubricant and composition useful for lubricating the flanges of locomotive wheels, railcar wheels, rail track and in applications where it is desirable to reduce friction when metal contacts metal. The solid lubricant having from about twenty-five percent to about seventy percent by volume of a polymeric carrier, about five to seventy-five percent by volume of organic and inorganic extreme pressure additives, about zero to twenty percent by volume synthetic extreme pressure anti-wear liquid oil, and about zero to one percent by volume optical brightener.Type: ApplicationFiled: September 3, 2003Publication date: March 4, 2004Inventor: Michael J. Mitrovich
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Patent number: 6696392Abstract: Dry film lubricant coatings are provided by using a silicone resin binder, either as an aqueous emulsion or in a solvent-based system, to fix an alkaline earth metal fluoride to a substrate. The compositions used to apply the coatings may also include relatively minor amounts of xylene, ammonium benzoate, a wetting agent, and/or a porosity-inducing agent—although none of those additives remains in the cured coating. Multi-layer dry film lubricant coatings are also disclosed, with the multi-layer coating having a basecoat layer as described above, and a topcoat layer made of a layer-lattice solid such as graphite or molybdenum disulfide, and a silicone resin, aluminum phosphate or an alkali metal silicate binder.Type: GrantFiled: March 29, 2002Date of Patent: February 24, 2004Assignee: Rolls-Royce CorporationInventors: Subhash K. Naik, James M. Klotz, Michael J. Barber
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Publication number: 20030224947Abstract: Dry film lubricant coatings are provided by using a silicone resin binder, either as an aqueous emulsion or in a solvent-based system, to fix an alkaline earth metal fluoride to a substrate. The compositions used to apply the coatings may also include relatively minor amounts of xylene, ammonium benzoate, a wetting agent, and/or a porosity-inducing agent—although none of those additives remains in the cured coating.Type: ApplicationFiled: March 29, 2002Publication date: December 4, 2003Inventors: Subhash K. Naik, James M. Klotz, Michael J. Barber
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Patent number: 6649573Abstract: A solid lubricant and composition useful for lubricating the flanges of locomotive wheels, railcar wheels, rail track and in applications where it is desirable to reduce friction when metal contacts metal. The solid lubricant having from about twenty-five percent to about seventy percent by volume of a polymeric carrier, about five to seventy-five percent by volume of organic and inorganic extreme pressure additives, about zero to twenty percent by volume synthetic extreme pressure anti-wear liquid oil, and about zero to one percent by volume optical brightener.Type: GrantFiled: April 11, 2002Date of Patent: November 18, 2003Inventor: Michael J. Mitrovich
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Publication number: 20030130137Abstract: A waterborne lubricant, useful in the plastic working of metals, which imparts a lubricating behavior to the surface of metals in the absence of a conversion coating contains (A) water-soluble inorganic salt, (B) lubricating agent selected from molybdenum disulfide and graphite, and (C) wax wherein these components are dissolved or dispersed in water, the (B)/(A) solids weight ratio is 1.0 to 5.0, and the (C)/(A) solids weight ratio is 0.1 to 1.0. The water-soluble inorganic salt (A) can be selected from the sulfates, silicates, borates, molybdates, and tungstates. The wax (C) can be a water-dispersed natural or synthetic wax having a melting point of 70 to 150° C. A lubricating coating is formed by application to give a post-drying add-on of 0.5 to 40 g/m2. A method for using said lubricant is also provided.Type: ApplicationFiled: February 7, 2003Publication date: July 10, 2003Inventors: Yasuo Imai, Syuji Nagata, Masayuki Yoshida
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Publication number: 20020151440Abstract: A solid lubricant and composition useful for lubricating the flanges of locomotive wheels, railcar wheels, rail track and in applications where it is desirable to reduce friction when metal contacts metal. The solid lubricant having from about twenty-five percent to about seventy percent by volume of a polymeric carrier, about five to seventy-five percent by volume of organic and inorganic extreme pressure additives, about zero to twenty percent by volume synthetic extreme pressure anti-wear liquid oil, and about zero to one percent by volume optical brightener.Type: ApplicationFiled: April 11, 2002Publication date: October 17, 2002Inventor: Michael J. Mitrovich
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Patent number: 6228814Abstract: The present invention relates to a carbonaceous composite material that can fully produce the characteristic effect of the graphite fluoride containing carbonaceous composite material with a minimum additive ratio of graphite fluoride and simultaneously can produce the secondary corrosion inhibiting properties and to a sliding member using the same. The carbonaceous composite material of the present invention features in that it contains graphite fluoride; and alkaline agent for neutralization of hydrogen fluoride or adsorbent for fixation of hydrogen fluoride, the remainder being carbonaceous components. The sliding member of the invention is the one made by using the carbonaceous composite material of the invention. Specifically, the carbonaceous composite material of the invention is applicable to an electric sliding brush, a mechanical sealing member, a bearing member and the like.Type: GrantFiled: February 1, 2000Date of Patent: May 8, 2001Assignee: Toyo Tanso Co., Ltd.Inventors: Arai Miyoji, Miyatani Toshiyuki, Tojo Tetsuro, Murata Tadashi, Watanabe Nobuatsu
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Patent number: 6177386Abstract: The invention relates to a lubricant which can be used as a mandrel lubricant with a content of 75 to 90 wt. % of graphite and contains 1 to 10 wt. % of a phosphate. Said lubricant can also contain 1 to 4 wt % alkali silicate, 1 to 10 wt. % bentonite, 0.5 to 1 wt. % silico-phosphate and common solid lubricants. Said lubricant is preferably used as an aqueous suspension with a solid content of 20 to 40 wt. %.Type: GrantFiled: September 9, 1999Date of Patent: January 23, 2001Assignee: Chemische Fabrik Budenheim Rudolf A. OetkerInventor: Norbert Aurin
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Patent number: 6090756Abstract: The present invention provides compositions and methods for the coating and/or ballistics conditioning of firearm projectiles and firearm components including gun barrels, firearm chambers, fully assembled cartridges, shot gun shells, shotgun wads, shot capsules and sabots with molybdenum disulfide. The composition comprises powdered molybdenum disulfide suspended in a carrier comprising a volatile solvent and a binder selected from cellulosic-, alkyd- and acrylic-resins. Methods for the conditioning of firearm bores by the formation of a hardened layer comprising a product of the reaction or interaction of molybdenum disulfide with materials in the barrel bore are also disclosed.Type: GrantFiled: June 26, 1998Date of Patent: July 18, 2000Assignee: David Thomas BrownInventor: David Thomas Brown
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Patent number: 5763106Abstract: The present invention provides a ceramic based composite powder and a method for applying the composite powder using a H.V.O.F. gun to form a self-lubricating coating for metal parts. The composite powder and coating are comprised of a ceramic powder, a metal powder, and a solid lubricant powder.Type: GrantFiled: January 19, 1996Date of Patent: June 9, 1998Assignee: Hino Motors, Ltd.Inventors: Cheryl Renee Blanchard, Richard Allen Page