With Boron Compound Or Elemental Sulfur Patents (Class 508/125)
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Patent number: 9145518Abstract: Finely divided solids are highly suitable for use as stabilizers for pyrocarbonic acid diesters, it being possible to use the mixtures obtained in this manner for preserving industrial materials and foodstuff.Type: GrantFiled: May 1, 2014Date of Patent: September 29, 2015Assignee: LANXESS DEUTSCHLAND GMBHInventors: Johannes Kaulen, Erasmus Vogl
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Publication number: 20140329092Abstract: 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: ApplicationFiled: April 8, 2014Publication date: November 6, 2014Applicant: Vanderbilt UniversityInventors: Blake T. Branson, Charles M. Lukehart, Jim L. Davidson
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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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Patent number: 8656748Abstract: A lubricant for hot-rolling tools in which an oxide-based laminar compound such as potassium tetrasilicic mica, sodium tetrasilicic mica, vermiculite, and bentonite, a boric acid compound such as boric acid, potassium borate, and sodium borate, and graphite are dispersed and dissolved in water, and in which the blending proportion of the oxide-based laminar compound to the boric acid compound is, in mass ratio, 10:90 to 70:30, and the content of the graphite is 1.0 to 4.5%. Applying this lubricant on the surface of the mandrel bar at the time of mandrel mill rolling enables a lubricating film to be formed on the surface of the bar and to exert excellent seizure resistance, and also allows the lubricant to be immune from remaining in the inner surface of tube.Type: GrantFiled: July 31, 2012Date of Patent: February 25, 2014Assignee: Nippon Steel & Sumitomo Metal CorporationInventor: Kenichi Saitou
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Publication number: 20130338606Abstract: In one aspect, a self-lubricating component is provided for a pharmaceutical packaging assembly. The self-lubricating component comprises a polymer composition and an effective amount of a lubricating additive such as, for example, boron nitride. In another aspect, a pharmaceutical packaging assembly may be provided having a surface thereof coated with a lubricating composition comprising boron nitride. The pharmaceutical packaging composition may be, for example, a pre-filled syringe comprising a body (barrel) and a plunger assembly.Type: ApplicationFiled: August 16, 2013Publication date: December 19, 2013Applicant: MOMENTIVE PERFORMANCE MATERIALS INC.Inventors: Samuel Conzone, David M. Rusinko, Chandrashekar Raman, Indumathi Ramakrishnan, Anantharaman Dhanabalan, Mayank Kumar Dubey, Markus Bley, Hans Rafael Winkelbach
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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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Patent number: 8445416Abstract: A solid stick composition for use on steel surfaces that are in sliding or rolling-sliding contact. The solid stick composition comprises a vinyl ester resin, for example, from about 20 to about 80 weight percent vinyl ester resin, a solid lubricant, for example from about 0 to about 80 weight percent lubricant, and optionally a friction modifier, for example from about 0 to about 40% weight percent friction modifier, or a combination of a solid lubricant and a friction modifier. The solid stick comprises at least one of the lubricant or the friction modifier. A method of controlling friction between a metal surface and a second metal surface by applying the solid stick composition to one or more than one of the metal surfaces is also disclosed as well as a method of reducing lateral force in a rail system comprising applying the solid stick composition onto a wheel or rail surface.Type: GrantFiled: January 26, 2007Date of Patent: May 21, 2013Assignee: L.B. Foster Rail Technologies, Corp.Inventors: John Cotter, Annette Ueckert, Xin Lu, Donald Eadie
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Publication number: 20130008216Abstract: A lubricant for hot-rolling tools in which an oxide-based laminar compound such as potassium tetrasilicic mica, sodium tetrasilicic mica, vermiculite, and bentonite, a boric acid compound such as boric acid, potassium borate, and sodium borate, and graphite are dispersed and dissolved in water, and in which the blending proportion of the oxide-based laminar compound to the boric acid compound is, in mass ratio, 10:90 to 70:30, and the content of the graphite is 1.0 to 4.5%. Applying this lubricant on the surface of the mandrel bar at the time of mandrel mill rolling enables a lubricating film to be formed on the surface of the bar and to exert excellent seizure resistance, and also allows the lubricant to be immune from remaining in the inner surface of tube.Type: ApplicationFiled: July 31, 2012Publication date: January 10, 2013Applicant: SUMITOMO METAL INDUSTRIES, LTD.Inventor: Kenichi SAITOU
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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: 20120065595Abstract: In one aspect, a self-lubricating component is provided for a pharmaceutical packaging assembly. The self-lubricating component comprises a polymer composition and an effective amount of a lubricating additive such as, for example, boron nitride. In another aspect, a pharmaceutical packaging assembly may be provided having a surface thereof coated with a lubricating composition comprising boron nitride. The pharmaceutical packaging composition may be, for example, a pre-filled syringe comprising a body (barrel) and a plunger assembly.Type: ApplicationFiled: September 8, 2011Publication date: March 15, 2012Inventors: Samuel D. Conzone, David M. Rusinko, Chandrashekar Raman, Indumathi Ramakrishnan, Anantharaman Dhanabalan, Mayank Kumar Dubey, Sumi Dinkar, Mayanglambam Rebika Devi, Markus Bley
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Publication number: 20110275548Abstract: The invention relates to an anticorrosive agent for metal components. In order to provide an environmentally compatible anticorrosive agent which can be applied to metal components without components having to be freed of the anticorrosive agent before installation, allows good coating even on oily surfaces, has a great anticorrosive effect and is also compatible with aqueous lubricant compositions, it is provided according to the invention that the anticorrosive agent comprises (in percent by weight): a) more than 50% water, b) a surfactant; c) a boric acid derivative; d) a platelet-like or rod-like filler; e) optionally a binder; f) optionally a carboxylic acid salt.Type: ApplicationFiled: October 12, 2009Publication date: November 10, 2011Applicant: MAGNA STEYR FAHRZEUGTECHNIK AG & CO KGInventors: Werner Handl, Franz Mayr
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Publication number: 20110214287Abstract: A method for producing and commissioning a transmission with a water-based lubricant comprises the following steps. A mixture of a vaporizable liquid, a comminuted solid lubricant and a preserving agent (22) are applied (21) to the finished rotary parts (20) and then dried (23), whereby a coating forms on them. The rotary parts with the coating are installed in the transmission housing and the assembled transmission is filled with a cooling liquid (25), which is primarily essentially water. The transmission is put into operation for the first time (27), wherein the lubricant for the further operation is only formed by abrasion of the rotary parts and distribution of the abraded matter in the cooling liquid. The transmission is then ready for operation (28). Furthermore, a lubricant produced by this method is described.Type: ApplicationFiled: October 12, 2009Publication date: September 8, 2011Inventors: Franz Mayr, Werner Handl
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Publication number: 20110187253Abstract: The invention relates to a fitting, for example a drawer slide for household appliances, comprising two rails that can move relative to one another and that are slid toward one another by way of rolling elements. In the process, the tracks (6, 8) of the rolling element (4) are lubricated at the rails (2, 3) at least in areas by way of a lubricant (7) comprising a boronitride and/or polysiloxane. This facilitates an efficient use of lubricant (7), which is also stable at high temperatures. The invention further relates to a lubricant, in particular for fittings in household appliances, that is stable at temperatures of over 600° C. and can be used in wet and humid areas.Type: ApplicationFiled: October 22, 2009Publication date: August 4, 2011Inventors: Peter Jaehrling, Willi Grigat
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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: 20090156437Abstract: 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: ApplicationFiled: February 10, 2009Publication date: June 18, 2009Applicant: HONDA MOTOR CO., LTD.Inventors: Yoshimi KURODA, Kentaro SUGIMURA
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Publication number: 20080182766Abstract: A solid stick composition for use on steel surfaces that are in sliding or rolling-sliding contact. The solid stick composition comprises a vinyl ester resin, for example, from about 20 to about 80 weight percent vinyl ester resin, a solid lubricant, for example from about 0 to about 80 weight percent lubricant, and optionally a friction modifier, for example from about 0 to about 40% weight percent friction modifier, or a combination of a solid lubricant and a friction modifier. The solid stick comprises at least one of the lubricant or the friction modifier. A method of controlling friction between a metal surface and a second metal surface by applying the solid stick composition to one or more than one of the metal surfaces is also disclosed as well as a method of reducing lateral force in a rail system comprising applying the solid stick composition onto a wheel or rail surface.Type: ApplicationFiled: January 26, 2007Publication date: July 31, 2008Inventors: John Cotter, Annette Morgan, Xin Lu, Donald Eadie
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Publication number: 20080145649Abstract: A coating composition is described, containing (a) a metallic matrix based on nickel, cobalt, iron; or combinations thereof; (b) a ceramic phase, containing at least one metal boride or metal silicide compound; and (c) a lubricant phase. Methods of providing wear-resistance and low-friction characteristics to an article (e.g., a gas turbine) are also described, using the coating composition. Related structures are also discussed.Type: ApplicationFiled: December 14, 2006Publication date: June 19, 2008Applicant: GENERAL ELECTRICInventors: Uma Devi Mannem, Krishnamurthy Anand, Dennis Michael Gray, Farshad Ghasripoor
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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: 20010001096Abstract: A high-temperature lubricant comprising a water-base and minor effective amounts of borate, dextrin, graphite, xanthan gum, and an organic preservative. A powder for preparing a water-based high temperature lubricant is disclosed in which the powder comprises graphite and minor effective amounts of borate, dextrin, and xanthan gum. A continuous process for making the lubricant is also disclosed.Type: ApplicationFiled: December 29, 2000Publication date: May 10, 2001Inventors: Kenneth Skiles, Peter L. Zaleski, Michael A. Castro
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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: 6025306Abstract: Self-lubricating resin compositions including a boric acid additive and a synthetic polymer including those thermoset materials.Type: GrantFiled: September 26, 1996Date of Patent: February 15, 2000Assignee: ARCH Development CorporationInventor: Ali Erdemir
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Patent number: 5691282Abstract: Lubricant composition for use on workpieces in the hot forming of metals, which contains:(a.sub.1) 0 to 80 percent by weight of a glass powder,(a.sub.2) 0 to 50 percent by weight of a glass frit whereby the content of at least one component (a.sub.1) or (a.sub.2) in the lubricant composition is not 0 percent by weight,(b) 10 to 25 percent by weight of natural or synthetic graphite,(c) 5 to 20 percent by weight of one or more alkali metal silicates of the general formula Me.sub.2 O.n SiO.sub.2, where Me is lithium, potassium or sodium and n is a number between 1 and 4,(d) 1 to 6 percent by weight of a water-soluble sodium polymetaphosphate,(e) 0 to 3 percent by weight of a water-insoluble sodium polymetaphosphate,(f) 0.5 to 4 percent by weight of a thickener, and(g) 0 to 1 percent by weight of borax.Type: GrantFiled: May 16, 1996Date of Patent: November 25, 1997Assignee: Timcal Ltd.Inventors: Jacques Periard, Hans-Rudolf Staub