Naturally Occurring Carboxylic Acid Ester Wax (e.g., Carnauba Wax, Lanolin, Beeswax, Etc.) Patents (Class 508/451)
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Patent number: 11505758Abstract: The invention relates to the use of calcium complex and calcium sulfate complex lubricating grease compositions as lubricants for wire ropes. The invention further relates to a method for producing the wire ropes and to wire ropes provided with the lubricating grease composition.Type: GrantFiled: December 21, 2017Date of Patent: November 22, 2022Assignee: FUCHS PETROLUB SEInventors: Roman Müller, Stephan Müller
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Patent number: 11434445Abstract: The invention provides a grease composition for a ball joint which has a low friction coefficient under a load from normal temperatures to high temperatures, a small difference between static friction and dynamic friction, and little change in the friction coefficient even after repeated operation. TO this end, the invention provides a grease composition for a ball joint comprising: (i) a polyisoprene rubber and/or (ii) a polyisoprene rubber viscous material; a specific aliphatic amide and/or a specific aliphatic bisamide; and a specific urea compound.Type: GrantFiled: December 23, 2019Date of Patent: September 6, 2022Assignee: SHELL USA, INC.Inventors: Yoshitomo Fujimaki, Hiroki Yano, Kunitoshi Abe
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Patent number: 10920163Abstract: The invention provides a grease composition for lubricating resins which contains a base oil, a diurea compound represented by formula (I) as a thickener: R1—NHCONH—R2—NHCONH—R3 (I) (wherein R2 represents a bivalent aromatic hydrocarbon group having 6 to 15 carbon atoms, and R1 and R3 each independently represent a straight-chain or branched alkyl group having 8 to 22 carbon atoms), and a chained hydrocarbon polymer having a weight-average molecular weight of 20,000 to 300,000.Type: GrantFiled: December 28, 2015Date of Patent: February 16, 2021Assignees: KYODO YUSHI CO., LTD., NSK LTD.Inventors: Iwaki Hirooka, Haruhiko Kiyota, Takeshi Yamamoto, Michita Hokao
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Patent number: 9725671Abstract: A lubricant film-forming composition includes as a composition: 40 to 80 mass % of a base oil consisting of one or more selected from pentaerythritol fatty acid ester and trimethylolpropane fatty acid ester; 5 to 20 mass % of a solidifying agent consisting of paraffin wax; and 10 to 40 mass % of a solid lubricant consisting of one or more selected from alkali metal salt of hydroxystearic acid and alkali earth metal salt of hydroxystearic acid. A total content of the base oil, the solidifying agent, and the solid lubricant is 85 mass % or more and 100 mass % or less, and the lubricant film-forming composition does not contain heavy metals.Type: GrantFiled: September 2, 2014Date of Patent: August 8, 2017Assignees: NIPPON STEEL & SUMITOMO METAL CORPORATION, VALLOUREC OIL AND GAS FRANCEInventors: Keishi Matsumoto, Kunio Goto, Masayoshi Sasaki
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Patent number: 9574159Abstract: The invention provides a grease composition for use in an image forming apparatus, containing a thickener, a base oil and a lubricity improver, wherein the thickener is a lithium soap, the base oil is a synthetic hydrocarbon oil, the lubricity improver is a polyethylene oxide wax, and the image forming apparatus is equipped with a sliding member and a member for holding the sliding member which is driven to slide through the holding member via the grease composition, one of the sliding member or the holding member for the sliding member having a sliding surface formed from a metal, and the other having a sliding surface formed from a resin.Type: GrantFiled: August 28, 2014Date of Patent: February 21, 2017Assignees: KYODO YUSHI CO., LTD., SEIKO EPSON CORPORATION, HOSOKAWA CORPORATIONInventors: Kenichiro Matsubara, Masamichi Yamamoto, Satoshi Nakata, Koji Hosokawa
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Publication number: 20150147477Abstract: A two-component grease package for lubricating a mechanism, wherein the grease package includes a first component comprising a thickener, and a second component comprising a fluid lubricant, whereby the two-component grease is obtained by mixing together the first and the second component.Type: ApplicationFiled: December 17, 2012Publication date: May 28, 2015Inventors: Ingemar Strandell, Frank Fiddelaers
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Patent number: 8795547Abstract: The present invention is directed to a refrigerator oil composition comprising (a) a triester species having the following structure: wherein R1, R2, R3, and R4 are the same or independently selected from hydrocarbon groups having from 2 to 20 carbon atoms and wherein “n” is an integer from 2 to 20; and (b) a refrigerant, wherein the refrigerant is a halohydrocarbon.Type: GrantFiled: August 25, 2011Date of Patent: August 5, 2014Assignee: Chevron U.S.A. Inc.Inventors: David C. Kramer, Ravindra Shah, Stephen J. Miller, Saleh Elomari
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Patent number: 8771119Abstract: A chain is constructed by alternately connecting a pair of outer link plates connected together with pins and a pair of inner link plates connected together with bushings into which adjacent pins of adjacent pairs of outer link plates are inserted. On the outer and inner surfaces of component parts of the chain, a lubricant composition for chains containing 95% to 80% by mass of a lubricant which is liquid at room temperature and 5% to 20% by mass of a wax which is solid at room temperature and having a consistency of from 60 to 475 and a dropping point of from 60° C. to 120° C., is adhered.Type: GrantFiled: September 19, 2008Date of Patent: July 8, 2014Assignee: Tsubakimoto Chain Co.Inventor: Koji Tanaka
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Patent number: 8613956Abstract: Cosmetic particle compositions are provided which are adapted to form hard cosmetic particles that transform to soft cosmetic particles after their incorporation into topical formulations, particularly surfactant-based topical formulations. The composition includes one or more partially or fully hydrogenated triglyceride oils, at least 50% of which have at least 15% by weight fatty acid moieties with carbon chain lengths of C18 or higher. Additives may be disposed in or on the hard cosmetic particles and delivered when the cosmetic particles are broken proximate a target such as the skin, hair or nails of a mammalian subject or another target. The transformable hard cosmetic particles permit the storage and shipment of intact cosmetic particles yet transform in situ to achieve the benefits of soft cosmetic particles.Type: GrantFiled: June 19, 2009Date of Patent: December 24, 2013Assignee: International Flora Technologies, Ltd.Inventors: Robert Kleiman, James H. Brown, Kelley Dwyer, James S. Brown
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Publication number: 20130296206Abstract: A lubricant comprises oleophilic thickening fibers dispersed in at least one of an oil and/or and a lubricating fluid. The oleophilic thickening fibers have a diameter between 50 nm and 10 microns and a length that is at least 5 times the diameter.Type: ApplicationFiled: October 24, 2011Publication date: November 7, 2013Inventors: Jeroen Bongaerts, Alexander de Vries, Piet Lugt, Dick Meijer, Dries Muller, Rihard Pasaribu, Alejandro Sanz, Richard Schaake
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Publication number: 20130295268Abstract: Chemically modified lipids and methods for their preparation are provided.Type: ApplicationFiled: May 7, 2013Publication date: November 7, 2013Applicant: Solazyme, Inc.Inventors: Anthony G. Day, Geoffrey Brooks, Scott Franklin
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Publication number: 20130274159Abstract: A dry lubricant comprises at least 50 wt % of fibers having a diameter between 50 nm and 10 microns and a length that is at least 5 times the diameter.Type: ApplicationFiled: October 24, 2011Publication date: October 17, 2013Inventors: Jeroen Bongaerts, Piet Lugt, Dick Meijer, Dries Muller, Rihard Pasaribu, Alejandro Sanz, Richard Schaake, Alexander de Vries
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Patent number: 8304373Abstract: A solid lubricant for being embedded in pores or grooves formed at a sliding surface of a sliding member body, comprises 5 to 30% by volume of a polyethylene resin, 20 to 60% by volume of a hydrocarbon-based wax and 10 to 60% by volume of melamine cyanurate. Such a solid lubricant can exhibit sliding properties identical to or higher than those of lead-containing solid lubricants, even under high load conditions.Type: GrantFiled: November 20, 2003Date of Patent: November 6, 2012Assignee: Oiles CorporationInventor: Yoshiaki Yamamoto
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Patent number: 8202825Abstract: There are provided a solid lubricant having an island-and-sea structure, which, with the sea phase strengthened, remains free of troubles such as chipping even in use under high load conditions, and a sliding member having the solid lubricant embedded therein. The solid lubricant comprises 1 to 10% by volume of a polyethylene resin, 20 to 60% by volume of a hydrocarbon-based wax, 10 to 60% by volume of melamine cyanurate, 5 to 15% by volume of a polyamide resin, and 2 to 10% by volume of a modified polyethylene resin. The sliding member has the solid lubricant embedded in pores or grooves formed in a sliding surface of the sliding member body.Type: GrantFiled: September 4, 2007Date of Patent: June 19, 2012Assignee: Oiles CorporationInventor: Yoshiaki Yamamoto
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Publication number: 20120114568Abstract: A composition of matter and a method are disclosed including mixing pieces of solid beeswax and liquid jojoba wax at a predetermined temperature within a predetermined range of temperatures, filtering the mixture, and cooling the mixture to form a colloidal gel.Type: ApplicationFiled: November 8, 2010Publication date: May 10, 2012Inventor: Michael Joseph Wrenn
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Patent number: 8063004Abstract: A chemical composition of matter comprising a wax plasticizing agent (plasticizer) tributoxyethyl phosphate, a mixture of selected long chain fatty acids (preferably C10 to C22), and a mixture of selected low-surface tension surfactants, which when added in solution to crude oil or refined products has been shown to lower both the B.S. & W. (rag layer) and the coefficient of friction of crude oils and refined products. This chemical composition of matter is particularly useful as a wax liquefaction, dispersant, and solubilization agent for asphaltene and paraffins in crude oil and refined products. The reduction in the co-efficient of friction resulting from the addition of this product to crude oil will allow crude oil to pump through pipelines with a minimum amount of resistance due to friction (drag).Type: GrantFiled: July 21, 2005Date of Patent: November 22, 2011Assignee: Malcera, L.L.C.Inventor: Gordon K. Goldman
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Patent number: 7951759Abstract: The present invention relates to transportable product for the transportation of paraffinic wax and methods of transporting using this transportable product. The transportable product comprises 90 to 20 weight % of a liquid comprising >50 weight % alcohol and having a true vapor pressure of ?14.7 psia when measured at 20° C., and 10 to 80 weight % of wax particles, wherein the wax particles comprise ?75 weight % of wax particles larger than 0.1 mm. The transportable product and methods of transporting according to the present invention are able to accommodate a relatively high weight % of paraffinic wax particles in the transportable product while avoiding interparticle adhesion and clumping by ensuring that the wax particles are not too small and the amount of small wax particles is not excessive.Type: GrantFiled: December 29, 2008Date of Patent: May 31, 2011Assignee: Chevron U.S.A. Inc.Inventors: Gunther H. Dieckmann, Mark R. Buetzow, Dennis J. O'Rear
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Publication number: 20110111995Abstract: In this grease composition, a grease produced by mixing at least one base oil selected from a mineral oil-type lubricant base oil, a synthetic lubricant base oil, and a biodegradable lubricant base oil with a thickener is compounded with a wax and water, and an additive such as a surfactant and a defoamer is optionally compounded therewith. A soap containing a calcium sulfonate complex is used as the thickener. A carnauba wax is preferably used as the wax. Since this grease composition is mainly composed of a grease and a wax, the grease composition extremely facilities its removal operation after application, is environmentally friendly, and has extremely excellent anti-corrosion performance. When the grease composition is used by being applied to a base material of an object to be welded, an effect of preventing the adhesion of welding spatters can be obtained.Type: ApplicationFiled: October 27, 2008Publication date: May 12, 2011Applicant: HITACHI CONSTRUCTION MACHINERY CO., LTD.Inventors: Hideki Akita, Shigeyuki Sakurai, Osamu Gokita, Shinichi Sekido, Masafumi Senzaki, Yasuchika Nagai, Mitsuhiro Yamamoto, Tooru Nakajima, Mitsuru Komachi, Hiroshi Nishimura, Jun Araki
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Patent number: 7776799Abstract: The invention concerns a method for cold rolling metals using an aqueous lubricant comprising: (1) at least a mixture based on at least an acid selected among saturated or unsaturated mono- or poly-carboxylic acids, comprising 5 to 40 carbon atoms; at least an acid phosphate ester of formula (RO)x-P(?O)(OH)x?, wherein: R is a hydrocarbon radical, optionally polyalkoxylated; x and x? being equal to 3; the carboxylic acid and/or the acid phosphate ester being optionally neutralized by an organic or mineral base; and (2) at least a natural or synthetic wax exhibiting a melting point not less than 50° C. and having an average particle size ranging between 0.5 and 10 ?m. The use of said lubricant enables to increase the productivity of the method by at least 15% relative to a method using a conventional lubricant.Type: GrantFiled: October 3, 2007Date of Patent: August 17, 2010Assignee: Rhodia ChimieInventors: Dominique Raison, Jean-Guy Le Helloco
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Patent number: 7723275Abstract: An anti-seize composition which is non-flowable and dimensionally stable at temperatures greater than about 120° F. and dispensable at room temperature without the application of heat is provided. The composition includes a solid anti-seize lubricant, such as of metallic copper, metallic nickel, metallic aluminum, metallic lead, metallic zinc, graphite, calcium oxide, calcium carbonate, calcium fluoride, calcium stearate, lithium, molybdenum disulfide, boron nitride, barium sulfate. or combinations thereof. The anti-seize lubricant is dispersed in a carrier which is a solid at about room temperature. The carrier includes a grease with an ASTM D 217 penetration at 25° C. from about 200 to about 400 mm, a matrix material, and a naphthenic petroleum oil having a viscosity of less than about 300 SUS at 100° F. and having an API gravity at 60° F. from about 23 to about 25. The matrix material is a polymeric material. Optionally, a refined petroleum wax may also be included.Type: GrantFiled: July 13, 2007Date of Patent: May 25, 2010Assignee: Henkel CorporationInventors: Prakash S. Patel, Shabbir Attarwala
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Patent number: 7655606Abstract: The invention relates to polychlorotrifluoroethylenes (PCTFE) for improving the gliding properties of sports equipment and, in particular, winter sports equipment, to compositions containing the same, and to their use for this purpose. The polychlorotrifluoroethylenes are, in particular, polychlorotrifluoroethylenes which have a molecular weight selected so that they have a pourpoint in the range from ?70° C. to 200° C. (?94° F. to 392° F.), and preferably from 0° C. to 100° C. (32 to 212° F.).Type: GrantFiled: August 12, 2005Date of Patent: February 2, 2010Assignee: Holmenkol AGInventors: Markus Schutz, Holger Bender
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Patent number: 7557071Abstract: Wax-based lubricant coatings for conveyors, and in particular for container transporting conveyors, are provided. The lubricant coatings provide conveyor surfaces having low coefficients of friction. In one embodiment, the lubricant coatings are composed of a mixture of carnauba wax and at least one additional wax. Conveyors having the lubricant coatings applied thereto are also provided.Type: GrantFiled: October 21, 2004Date of Patent: July 7, 2009Assignee: Johnsondiversy, Inc.Inventors: Michael T. Sarkis, Paul F. Lewis, Carmine Savaglio
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Patent number: 7521402Abstract: A lubricating composition includes about 50 weight percent to about 70 weight percent of a blend including an olefinic resin and a wax. The lubricating composition also includes about 15 weight percent to about 30 weight percent of a fatty acid amide. The lubricating composition further includes about 10 weight percent to about 20 weight percent of a zinc salt of a fatty acid having carboxylate groups each having 8 to 24 carbon atoms.Type: GrantFiled: January 31, 2006Date of Patent: April 21, 2009Assignee: ND Industries, Inc.Inventor: David William Combetta
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Patent number: 7414012Abstract: 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 and (B) wax, wherein these components are dissolved or dispersed in water and the (B)/(A) solids weight ratio is 0.3 to 1.5. The (C) metal salt of a fatty acid can also be present at a (C)/(A) solids weight ratio of 0.01 to 0.4. The water-soluble inorganic salt (A) can be selected from the sulfates, silicates, borates, molybdates, and tungstates. The wax (B) can be a 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: GrantFiled: February 7, 2003Date of Patent: August 19, 2008Assignee: Henkel KGaAInventors: Yasuo Imai, Syuji Nagata, Masayuki Yoshida
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Patent number: 7360798Abstract: A threaded joint for steel pipes comprising a pin 1 and a box 2 each having a contact surface comprising a threaded portion 3 or 4 and an unthreaded metal contact portion 8 is provided with improved anti-galling propertied by forming a lubricating coating on the contact surface of at least one of the pin and the box, the lubricating coating exhibiting a self-repairing function by liquid lubrication and having a decreased greasiness. The lubricating coating is (1) a coating which comprises a lower lubricant layer which is in liquid form in the temperature range of above 0° C. and below 40° C. and an upper lubricant layer which is in solid form at 40° C., or (2) a coating which is semi-solid or solid at 40° C. and is formed of a mixture comprising a lubricating oil which is in liquid form in the temperature range of above 0° C. and below 40° C. and a wax which is in solid form at 40° C., the mixture preferably having been heated so as to liquefy the wax and dissolve in each other the wax and lubricant oil.Type: GrantFiled: January 29, 2004Date of Patent: April 22, 2008Assignees: Sumitomo Metal Industries, Ltd., Vallourec Mannesmann Oil & Gas FranceInventors: Keishi Matsumoto, Kunio Goto, Toshiro Anraku, Shigeo Nagasaku, Hideo Yamamoto
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Publication number: 20070298985Abstract: Defoamant solution exhibiting improved foam control performance over an extended time under ASTMD 892 or test method comprising base defoamant diluted in GTL fluid and/or hydrodewaxed waxy feed fluid and/or hydroisomerized/catalytic (and/or solvent) dewaxed waxy feed, the defoamant solution remaining clear with no separation over extended periods of time of storage prior to use.Type: ApplicationFiled: June 15, 2007Publication date: December 27, 2007Inventors: Marc Andre Poirier, Susan Marie Mattingly
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Patent number: 7297666Abstract: The invention relates to the use of an O/W emulsion, in particular a PIT emulsion, for lubricating conveyor belt systems in food industries as well as a lubricant concentrate based on an O/W emulsion, in particular a PIT emulsion, of wax esters.Type: GrantFiled: September 11, 2002Date of Patent: November 20, 2007Assignee: Ecolab Inc.Inventors: Stefan Küpper, Christina Kohlstedde, Michael Schneider
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Patent number: 7091162Abstract: Lubricants for containers and for conveyors for transporting containers are provided. The lubricants provide container and conveyor surfaces having low coefficients of friction. In one embodiment, the lubricants comprise a cured coating containing hydrophobic polymers and waxes.Type: GrantFiled: July 3, 2003Date of Patent: August 15, 2006Assignee: JohnsonDiversey, Inc.Inventors: Paul F. Lewis, Jim J. Hilarides
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Patent number: 6919300Abstract: A protective lubricating composition is provided which will penetrate readily to closely fitting frictional parts and form a protective non-migrating lubricating film improving lubrication between the moving parts reducing friction and wear and preventing corrosion. The lubricant composition may be combined with solvents and propellants to make a sprayable lubricant composition.Type: GrantFiled: July 2, 2002Date of Patent: July 19, 2005Assignee: Ashland Inc.Inventors: Michael A. Dituro, Richard J. Baumgart, Mandeep S. Saini, Christopher J. Nonevski
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Publication number: 20040132628Abstract: Novel lubricant mixtures suitable for external lubrication in interior high-pressure forming and their methods of use are disclosed.Type: ApplicationFiled: February 13, 2004Publication date: July 8, 2004Inventors: Jurgen Geke, Henry Rossmaier, Florian Bauer
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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: 20040072702Abstract: The invention concerns a method for cold rolling metals using an aqueous lubricant comprising: (1) at least a mixture based on at least an acid selected among saturated or unsaturated mono- or poly-carboxylic acids, comprising 5 to 40 carbon atoms; at least an acid phosphate ester of formula (RO)x—P(═O)(OH)x′, wherein: R is a hydrocarbon radical, optionally polyalkoxylated; x and x′ being equal to 3; the carboxylic acid and/or the acid phosphate ester being optionally neutralised by an organic or mineral base; and (2) at least a natural or synthetic wax exhibiting a melting point not less than 50° C. and having an average particle size ranging between 0.5 and 10 &mgr;m. The use of said lubricant enables to increase the productivity of the method by at least 15% relative to a method using a conventional lubricant.Type: ApplicationFiled: November 17, 2003Publication date: April 15, 2004Inventors: Dominique Raison, Jean-Guy Le Helloco
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Publication number: 20030181340Abstract: The present invention discloses a hydroforming process for metal parts that uses liquid-film and solid-film lubricants. The lubricants used in the invention are particularly useful for die-side lubrication. The process includes a step in which a ductile metal part is over-coated with either the liquid-film or solid-film lubricant. The liquid lubricants preferably include an oil and a optionally a surfactant. The solid lubricants preferably include a hard wax and optionally a surfactant.Type: ApplicationFiled: January 9, 2003Publication date: September 25, 2003Inventors: Frank K. Botz, Paul B. Kutzko
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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: 20030109388Abstract: The present invention provides a lubricant system in the pressing of powders to form a part. The lubricant system is a solid at ambient conditions. However, upon application of pressure during the pressing of the metal parts, the lubricant system forms a liquid phase along the walls of cavity in which the powder is being pressed.Type: ApplicationFiled: August 12, 2002Publication date: June 12, 2003Inventor: Dennis L. Hammond
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Patent number: 6569817Abstract: A composition containing an anti-static agent and a lubricant for treatment of a surface of a flat article (2) so as to define point of separation of a plurality of at least partly superimposed flat articles. Due to the lubricant, the friction coefficient between the treated surface and a surface of an adjacent article and, therefore, the static friction between the two articles is reduced. Due to the anti-static agent, static charging of the treated article and, therefore, adhesion between articles obtainable through static charging is reduced. In a plurality of superimposed, flat articles statically charged in a d.c. voltage field, the named two effects produce a displacement at the location of a treated surface, when a displacement force (11) with a component parallel to the principal surfaces of the articles is applied to the plurality of articles.Type: GrantFiled: October 13, 1999Date of Patent: May 27, 2003Assignee: Ferag AGInventors: Carl Conrad Maeder, Markus Scheuber
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Patent number: 6531430Abstract: An internal or an external combustion engine which has at least one surface coated with a lubricant made up of vegetable-based products. The products preferably include a base oil containing primarily mono, di and triglycerides and free fatty acids, 5-30% by volume hydroxy fatty acids and 5-10% of the oil additives by volume of animal or vegetable waxes.Type: GrantFiled: August 23, 2001Date of Patent: March 11, 2003Inventors: James W. Lambert, Duane L. Johnson
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Patent number: 6500787Abstract: A lubricant composition and a ball joint are disclosed. The lubricant composition has about 100 parts by weight of a viscous material chosen from polyisoprene rubber or a viscous composition of a polyisoprene rubber viscous substance, about 15-45 parts by weight of at least one compound chosen from a specific group of aliphatic amides or a specific group of aliphatic bisamides and about 5-30 parts by weight of at least one wax chosen from polyethylene wax, paraffin wax and microcrystalline wax. A ball joint is disclosed that contains this lubricant composition.Type: GrantFiled: August 9, 2001Date of Patent: December 31, 2002Assignee: Shell Oil CompanyInventors: Keiji Tanaka, Yoshihisa Yatsuzuka, Ryuichi Masumori
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Patent number: 6465398Abstract: The invention relates to improved compositions comprising paraffin waxes and fluoropoylmer micro powders, and to their uses in products and articles where reduced friction is desirable, such as snow slider equipment.Type: GrantFiled: October 15, 2001Date of Patent: October 15, 2002Assignee: E. I. du Pont de Nemours and CompanyInventor: Carl Bernard Arnold
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Patent number: 6458175Abstract: Compositions comprising a wax, a nucleator, and a wax growth arrestor improve the low temperature properties of fuel oils, especially high wax content fuels.Type: GrantFiled: December 2, 1998Date of Patent: October 1, 2002Assignee: Exxon Chemical Patents Inc.Inventors: Edwin William Lehmann, Robert Dryden Tack
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Publication number: 20020061824Abstract: The present invention discloses a hydroforming process for metal parts that uses liquid-film and solid-film lubricants. The lubricants used in the invention are particularly useful for die-side lubrication. The process includes a step in which a ductile metal part is over-coated with either the liquid-film or solid-film lubricant. The liquid lubricants preferably include an oil and a optionally a surfactant. The solid lubricants preferably include a hard wax and optionally a surfactant.Type: ApplicationFiled: September 21, 2001Publication date: May 23, 2002Applicant: Henkel CorporationInventors: Frank K. Botz, Paul B. Kutzko
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Patent number: 6391189Abstract: The present specification relates to wax blends comprising partial esters of polyols and montan wax acid, hydrocarbon wax, long-chain carboxylic acids and long-chain alcohols and to their use. With such blends it is possible, without water-soluble emulsifier and permanent soaps, to produce aqueous pastes which can be applied in use to leather surfaces to give water-resistant, non-tacky, elastic films without gray break. The drying times are shorter than with the known formulations, and the dried coat applied can easily be polished to highly glossy films.Type: GrantFiled: September 8, 2000Date of Patent: May 21, 2002Assignee: Clariant GmbHInventor: Franz-Leo Heinrichs
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Patent number: 6303280Abstract: There is disclosed a transparent magnetic recording medium comprising at least one magnetic recording layer containing ferromagnetic particles, on a support, wherein an overcoat solution which comprises at least one kind of lubricant wax dispersion and at least one kind of anionic surfactant in an amount of 0.1% to 30%, based on the total weight of the lubricant wax dispersion, is coated on the at least one magnetic recording layer. There is also disclosed a silver halide photographic light-sensitive material having the transparent magnetic recording layer. The transparent magnetic recording medium can exhibit both a good state of coated surface and secure magnetic input/output performance. The silver halide photographic light-sensitive material can provide a silver halide photographic light-sensitive material having the transparent magnetic recording layer with the above-described property.Type: GrantFiled: May 23, 2000Date of Patent: October 16, 2001Assignee: Fuji Photo Film Co., Ltd.Inventors: Naohiro Matsunaga, Tsutomu Arai, Tomokazu Yasuda
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Patent number: 6162772Abstract: Use of a hydrogenated diene polymer with a polar group to improve cold flow improver adpack compatibility.Type: GrantFiled: August 19, 1999Date of Patent: December 19, 2000Assignee: Infineum USA L.P.Inventor: Panagiotis Dounis
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Patent number: 5939367Abstract: A base material for a lubricant mixture or a lubricant for use in the fifth wheel plate/king pin plate bearing area including polybutene, polybutylene and/or other similar elastomer and/or viscous non drying liquid, the combined mixture with a Saybolt Universal viscosity at 99.degree. C. using ASTM method D-2161, of greater than 500 SUS. In addition, the lubricant may include synthetic oil(s), mineral oil(s), natural oil(s), polyols and/or esters, in any combination, having a final, mixed or blended viscosity of between 2-60 measured in centistokes at 150.degree. C. using ASTM method D-445 and thermoplastic polymer(s) and/or wax(es) with a melting point of between 160.degree. F.-500.degree. F. The above combination of materials may constitute 60 percent or more by weight of the final lubricant mixture.Type: GrantFiled: December 23, 1997Date of Patent: August 17, 1999Inventor: Arthur R. Cuse
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Patent number: 5914298Abstract: This invention relates to formulations useful as lubricants for polyethylene snow sliders such as skis, snowboards and sleds. Lubricants of this type are comprised of i) waxes, ii) carbon fluorides of which the basic structure is represented by the formula CF.sub.x wherein x has values ranging from 0.1 to 1.2 and, iii) fluorinated additives of the formulaR.sub.f X(CH.sub.2).sub.m CH.sub.3wherein R.sub.f is independently a straight or branched perfluoroalkyl group; X is a direct bond, SO.sub.2 NH, SO.sub.2 N(R) wherein R is an alkyl group of up to six carbon atoms, or X is an alkylene group of up to ten carbon atoms interrupted by one or more --O--, --SO.sub.2 --, or --S-- groups; m is an integer from 4 to 30.Type: GrantFiled: August 13, 1996Date of Patent: June 22, 1999Inventor: Athanasios Karydas
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Patent number: 5840095Abstract: The yield of flat powder (6) of Al, Mg or their alloy is enhanced by forming, on a rotary cooling body (4), a film (8) which can prevent the flat metal powder (8) from sticking to the cooling surface. The film (8) adheres to the cooling surface at a force which is sufficient for forming the film but which enables the film material to adhere to the flat powder which then separates from the cooling body (4). The film consists essentially of at least one liquid lower fatty acid and at least one solid higher fatty acid.Type: GrantFiled: August 2, 1996Date of Patent: November 24, 1998Assignees: Teikoku Piston Ring Co., Ltd., Research Development CorporationInventors: Taizo Kawamura, Yoshio Harakawa, Hitoshi Yamaguchi
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Patent number: 5837658Abstract: A metal forming lubricant suitable for extreme condition use is formulated to contain one or more differential solid lubricants composed of a high melt temperature, substantially halogen-free thermoplastic in addition to conventional lubricants such as organic phosphate esters and natural and synthetic polymer waxes. The lubricants offer superior performance while resisting the tendency to foul metal working dies with gummy deposits.Type: GrantFiled: March 26, 1997Date of Patent: November 17, 1998Inventor: David J. Stork
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Patent number: 5804536Abstract: A solid lubricant for bearings which is less likely to be washed away by water or liquid mud coming into bearings, and which can restrain the development of rust even in a harsh environment where high-concentration salt water comes into the bearings. A rust preventive in the form of a sulfonate or a fatty polyhydric alcohol partial ester is added to a composition made up of 5-97% by weight of a lubricating grease, 93-1% by weight of an ultra-high-molecular-weight polyolefin powder, and 1-50% by weight of oil exudation inhibitor, and mixed together. The mixture is then heated to a temperature higher than the gel point of the ultra-high-molecular-weight polyolefin and preferably lower than the dropping point of the lubricating grease and molded into the solid lubricant for bearings.Type: GrantFiled: March 27, 1997Date of Patent: September 8, 1998Assignee: NTN CorporationInventors: Mitsunari Asao, Hidenobu Mikami
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Patent number: 5792734Abstract: The disclosure deals with a slip enhancer composition for use in printing operations, such as web heatset and gravure printing operations, said composition comprising: (a). about 0.05% to about 7% by weight of a water soluble polymer having an average molecular weight above about 20,000, (b) about 0.01% to about 7% by weight of a biocide agent to assist in preventing rancidity and for stabilizing of the composition, (c) 0.01% to about 25% by weight of water dispersible wax, (d) 0.01% to about 10% by weight of a surfactant to assist as a defoamer/anti-static agent for the composition, (e) 0.02% to about 20% by weight of an olfactory agent, and a liquid carrier as the balance of the composition.Type: GrantFiled: April 15, 1996Date of Patent: August 11, 1998Assignee: Flint Ink CorporationInventors: Raymond J. Mueller, Ted H. Sliwinski