With Non-siliceous Fluorine-containing Polymer As Additional Component Or Surface-treating Agent (e.g., Polytetrafluoroethylene, Etc.) Patents (Class 508/138)
-
Patent number: 11274260Abstract: A slide member is provided with a base material, a plated slide layer and an intermediate plated layer. The plated slide layer contains a solid lubricant. The intermediate plated layer is disposed between the base material and the plated slide layer, the intermediate plated layer increasing cohesion of the base material and the plated slide layer. The plated slide layer has a content of the solid lubricant in a range from 30 to 70 vol %, inclusive.Type: GrantFiled: July 18, 2014Date of Patent: March 15, 2022Assignee: Shimano Inc.Inventor: Takamoto Asakawa
-
Patent number: 11225589Abstract: Some variations provide a multiphase polymer composition comprising a first polymer material and a second polymer material that are chemically distinct, wherein the first polymer material and the second polymer material are microphase-separated on a microphase-separation length scale from about 0.1 microns to about 500 microns, wherein the multiphase polymer composition comprises first solid functional particles selectively dispersed within the first polymer material, and wherein the first solid functional particles are chemically distinct from the first polymer material and the second polymer material. Some embodiments provide an anti-corrosion composition comprising first corrosion-inhibitor particles or precursors selectively dispersed within the first polymer material, wherein the multiphase polymer composition optionally further comprises second corrosion-inhibitor particles or precursors selectively dispersed within the second polymer material.Type: GrantFiled: May 17, 2020Date of Patent: January 18, 2022Assignee: HRL Laboratories, LLCInventors: Ashley M. Dustin, Andrew P. Nowak, Jason A. Graetz, John J. Vajo, April R. Rodriguez
-
Patent number: 11220652Abstract: A method for inspecting a lubricant oil composition containing a base oil and a fullerene, the method including: measuring at least one of a lamellar length of the lubricating oil composition and a most abundant diameter in a particle size distribution obtained by a dynamic light scattering method, and selecting the lubricating oil composition whose measured value is within a set range.Type: GrantFiled: December 4, 2018Date of Patent: January 11, 2022Assignee: SHOWA DENKO K.K.Inventors: Ryuji Monden, Yu Gao, Masumi Kuritani, Kunio Kondo
-
Patent number: 11208609Abstract: A lubricating grease composition, and more specifically, to a lubricating grease composition which, when used with an article clamping device, such as a chuck, produces excellent lubricating properties whilst remaining strongly adhered to metal parts in the clamping mechanism of the device and showing enhanced chemical and physical resistance to fluids such as cutting fluids with which they come into contact.Type: GrantFiled: December 4, 2018Date of Patent: December 28, 2021Assignee: DDP SPECIALTY ELECTRONIC MATERIALS US 9, LLCInventors: Tobias Schlarb, Christian Kranenberg
-
Patent number: 10577519Abstract: A ski including a base layer made from permeable material, wherein the base layer is treated with a composition comprising at least one chemical component to confer hydrophobicity with a water contact angle of greater than 120° to the base layer and a carrier fluid for the chemical component, the composition permeating the material of the base layer and modified the material to be hydrophobic throughout its volume.Type: GrantFiled: September 16, 2015Date of Patent: March 3, 2020Assignee: Nanowaxxx LimitedInventor: Derek Prince
-
Patent number: 10400136Abstract: This invention provides multifunctional coatings containing multiple components that usually do not associate with one another, from deposition of waterborne precursor compositions. Some variations provide a multiphase waterborne composition comprising a first-material phase containing a first material and a second-material phase containing a second material that is chemically different than, but covalently bonded to, the first material, wherein the first material and/or the second material contains ionic species. The first-material phase and the second-material phase are microphase-separated on an average length scale of phase inhomogeneity from about 0.1 microns to about 100 microns. The first and second materials may be selected from hydrophobic materials, hydrophilic materials, hygroscopic materials, oleophobic materials, and/or oleophilic materials, for example.Type: GrantFiled: January 6, 2018Date of Patent: September 3, 2019Assignee: HRL Laboratories, LLCInventors: Ashley M. Dustin, Andrew P. Nowak, Adam F. Gross
-
Patent number: 9593293Abstract: A lubricating formulation prepared from a blend of components comprised of 35-55% of a first base oil; 30-50% of a second base oil; 0.5-5% of a hydrophobic fumed silica; and 1-10% of a hydrophilic fumed silica, wherein the hydrophobic fumed silica and the hydrophilic fumed silica are introduced during formulation so that the hydrophobic famed silica and the hydrophilic fumed silica are pulverized, discharged and dissolved under a surface the blend during formulation.Type: GrantFiled: October 19, 2015Date of Patent: March 14, 2017Inventor: Sal A. Randisi, Sr.
-
Publication number: 20140206584Abstract: A composition made by admixing a major amount of base oils of lubricating viscosity and minor amounts of additives. The additives can include a viscosity modifier, a dispersant, a friction modifier, an anti-oxidant, a suppressant, a tackifier, and thickeners. The dispersant can be a dissolved powered styrene-ethylene/propylene-block copolymer and the thickeners can be fumed silicia. The dispersants and the thickeners are pulverized and dissolved in the composition to provide for inhibition of oil separation during storage.Type: ApplicationFiled: January 18, 2013Publication date: July 24, 2014Inventor: Sal A. Randisi, SR.
-
Publication number: 20140162914Abstract: A composition for prevention or reduction of fatigue damage, especially trench formation or micropitting, of the surfaces of drive elements, is provided that comprises 0.1 to 40% by weight of surface-modified nanoparticles, and 99.9 to 60% by weight of a carrier material suitable for application to the drive element surfaces.Type: ApplicationFiled: May 9, 2012Publication date: June 12, 2014Applicant: Kluber Lubrication Munchen SE & Co. KGInventors: Stefan Grundei, Carla Krutzsch, Martin Schmidt-Amelunxen
-
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
-
Publication number: 20120294557Abstract: Self-lubricated bearings contain a substratum and a self-lubricating surface coating composition disposed thereon, wherein the self-lubricating surface coating composition further contains at least one cured thermosetting acrylate and at least one phenolic resin. The phenolic resin preferably contains a mixture of phenolic resin and polyvinyl formal resin. A self-lubricating surface coating composition is also provided, as well as several methods of making the bearings. The self-lubricated bearings of the present invention have surprisingly long service lives.Type: ApplicationFiled: May 16, 2011Publication date: November 22, 2012Applicant: New Hampshire Ball Bearings, Inc.Inventors: Richard Soelch, Thomas Auletto, Grant Drew
-
Publication number: 20120289442Abstract: Embodiments of the present disclosure provide for articles, compositions, methods for making articles, methods of using articles, and the like. Embodiments of the present disclosure relate to articles having superior tribological properties. In particular, embodiments of the present disclosure have a low coefficient of friction and a very low wear rate relative to polytetrafluoroethylene (PTFE).Type: ApplicationFiled: May 14, 2012Publication date: November 15, 2012Applicants: E.I. DUPONT DE NEMOURS AND COMPANY, UNIVERSITY OF FLORIDA RESEARCH FOUNDATION, INC.Inventors: Wallace Gregory Sawyer, Brandon Alexander Krick, Gregory Scott Blackman, Christopher P. Junk
-
Publication number: 20120058923Abstract: A bearing having a surface and a self-lubricating surface coating composition deposited on the surface, wherein the self-lubricating surface coating composition includes a curable acrylate composition having a metallic composition. The metallic composition having a metallic acrylate compound according to Formula I: and about 30 mass % to about 45 mass % PTFE fiber.Type: ApplicationFiled: September 2, 2011Publication date: March 8, 2012Applicant: ROLLER BEARING COMPANY OF AMERICA, INC.Inventors: Gregg Hamel, John Cowles, Curtis Matthew Swartley
-
Patent number: 8119581Abstract: The invention relates to the use of microgels for modifying the temperature behavior of non-crosslinkable organic media, in particular in high temperature applications at least about 100° C., for example in engine oils, gear oils, etc.Type: GrantFiled: March 13, 2006Date of Patent: February 21, 2012Assignees: Rhein Chemie Rheinau GmbH, LANXESS Deutschland GmbHInventors: Achim Fessenbecker, Patrick Galda, Torsten Ziser, Thomas Früh, Werner Obrecht
-
Publication number: 20110195879Abstract: The present disclosure includes fluoropolymer-based materials, methods of making fluoropolymer-based materials, methods of using fluoropolymer-based materials, and the like.Type: ApplicationFiled: November 17, 2009Publication date: August 11, 2011Inventor: Wallace Gregory Sawyer
-
Patent number: 7939605Abstract: The invention relates to the field of chemistry and relates to long-term stable oil PTFE dispersions, such as can be used, for example, in transmissions or bearings, and a method for the production thereof. The object of the present invention is therefore to disclose a long-term stable oil PTFE dispersion as well as a simple and cost-effective method for the production thereof. The object is attained with an oil PTFE dispersion comprising PTFE particles and a monoolefinically or polyolefinically unsaturated oil, wherein molecules of the olefinically unsaturated oil are covalently/chemically coupled to PTFE (primary) particle surfaces via radical reactions, and wherein a permanent charge separation between the PTFE particle surfaces and the coupled oil molecules is present and a fine dispersion of the PTFE particles in the oil or oil mixture is present.Type: GrantFiled: December 9, 2008Date of Patent: May 10, 2011Assignee: Leibniz—Institut Fuer Polymerforschung Dresden E.V.Inventor: Dieter Lehmann
-
Patent number: 7867330Abstract: The present invention relates to a metal treatment composition including Tin (II) Chloride and processed montmorillonite clay. The addition of Tin (II) Chloride to the composition provides Tin for forming a ceramic-metal layer on the surfaces of the friction pair. Tin (II) Chloride provides Chlorine ions for forming Chloric films for protecting juvenile surfaces which form in the friction zone. The clay is heated and pulverized to produce a powder comprising both particles having crystalline layer structure and salts and oxides. The layered crystalline structure of the clay contains slip planes that transversely shift when tangential pressure from the friction pair is applied thereby lubricating the friction pair. The salts and oxides contribute to the formation of the ceramic-metal layer.Type: GrantFiled: September 24, 2007Date of Patent: January 11, 2011Inventors: Dmitry Tananko, Olena Lyubchenko, Oleksandr Oliinik, Oleksandr Umanskiy, Svitlana Aksyonova
-
Patent number: 7842732Abstract: The invention relates to a composition which comprises a specific non-crosslinkable medium and at least one microgel, processes for its preparation, uses of the compositions, and microgel-containing polymers, rubbers, lubricants, coatings etc. prepared therefrom.Type: GrantFiled: September 23, 2004Date of Patent: November 30, 2010Assignee: Rhein Chemie Rheinau GmbHInventors: Torsten Ziser, Thomas Früh, Patrick Galda, Werner Obrecht
-
Patent number: 7462582Abstract: A waterborne composition for forming protective coatings to provide, by a simple method comprising coating and drying onto a metal surface, a coating that is uniform with little unevenness and that has an excellent galling resistance and workability that are at least as good as the corresponding properties afforded by conversion treatment methodologies, contains water-soluble inorganic salt and smectite-type clay mineral. The lubrication performance of the coating can also be improved when said composition additionally contains a lubricating component.Type: GrantFiled: February 11, 2003Date of Patent: December 9, 2008Assignee: Henkel AG & Co. KGaAInventors: Shinobu Komiyama, Hidehiro Yamaguchi, Akihiro Seo
-
Publication number: 20080176774Abstract: Liquid hydrofluorocarbons provide low corrosivity lubrication of metallic surfaces especially at elevated temperatures.Type: ApplicationFiled: December 17, 2007Publication date: July 24, 2008Applicant: E. I. DUPONT DE NEMOURS AND COMPANYInventors: GREGORY A. BELL, JON LEE HOWELL, CLAY WOODWARD JONES, ROBERT CLAYTON WHELAND
-
Patent number: 7276467Abstract: The disclosed invention provides a composition that possesses insulation values approaching that of uncompressed foam neoprene. The liquid composition is incompressible and may be formulated to be neutrally buoyant in water. The composition is suitable for a use in a number of applications where insulation is required, including divers' suits and underwater cabins, such as chambers, submersible hulls, and waterproof housings.Type: GrantFiled: September 7, 2001Date of Patent: October 2, 2007Assignee: Southwest Research InstituteInventors: Marshall L. Nuckols, Jerry A. Henkener
-
Publication number: 20040186025Abstract: A grease composition is produced by mixing a thickener comprising a fluoro resin and a second thickener component (a metallic soap, a complex metallic soap, an N-substituted terephthalamic acid metal salt, organic bentonite or a calcium sulfonate complex) into a base oil. This grease composition is excellent in heat resistance, load carring capacity, water resistance, rust protection, lubricating life and the like.Type: ApplicationFiled: March 4, 2003Publication date: September 23, 2004Applicant: NSK Ltd.Inventors: Shinya Nakatani, Yasunobu Fujita, Michita Hokao, Hirotoshi Miyajima
-
Publication number: 20040033909Abstract: A surface-lubricated metal product, with excellent shapability, comprising a metal having coated on both surfaces, or one surface, thereof an alkali-soluble lubricating film mainly comprising an alkali-soluble polyurethane aqueous composition containing a carboxyl group or a sulfonic acid group within the molecule, and a lubricating function-imparting agent in an amount of 1 to 30 mass % based on the alkali-soluble polyurethane aqueous composition, the film being coated to have a film thickness of 0.5 to 10 &mgr;m and the elastic modulus of the film after coating being 0.5 to 20 GPa at 25° C.Type: ApplicationFiled: May 15, 2003Publication date: February 19, 2004Inventors: Ikuro Yamaoka, Hiroshi Kanai, Akihiro Miyasaka, Yoichiro Mori, Tsutomu Tawa, Mitsuhiro Nishimura, Chikako Kouda
-
Patent number: 6548454Abstract: The present invention provides a rolling apparatus comprising a movable member which can undergo rotary or linear motion, a support member which carries the movable member, rolling elements which are interposed between the movable member and the support member and which roll with the movement of the movable member, and a lubricant composition which is disposed between the movable member on which the rolling elements roll and the support member, wherein the lubricant composition is a mixture of (1) a thickening agent which is at least one selected from the group consisting of a solid fluoropolymer, a lamellar mineral powder, an ultrafinely particulate organic material, an organic solid lubricant and an ultrafinely particulate inorganic material, and (2) a base oil comprising a liquid fluorinated polymer oil.Type: GrantFiled: August 28, 1998Date of Patent: April 15, 2003Assignee: NSK Ltd.Inventors: Toyohisa Yamamoto, Atsuhiro Yamamoto, Atsushi Yokouchi
-
Patent number: 6432887Abstract: The rolling device of the present invention utilizes any one of 1) a lubricant containing a liquid fluorinated polymer oil having a kinetic viscosity at −20° C. falling within a range of between 100 mm2/sec and 3,000 mm2/sec and a vapor pressure at 50° C. not higher than 2×10−4 Torr, 2) a lubricant containing a liquid fluorinated polymer oil having a kinetic viscosity at 40° C. falling within a range of between 10 mm2/sec and 400 mm2/sec and having a kinetic viscosity at 100° C. falling within a range of between 3 mm2/sec and 80 mm2/sec, and 3) a lubricant constituted by a grease composition containing a mixture of a liquid fluorinated polymer oil having a kinetic viscosity at 40° C. falling within a range of between 10 mm2/sec and 400 mm2/sec as a base oil and a thickening agent.Type: GrantFiled: October 4, 2000Date of Patent: August 13, 2002Assignee: NSK Ltd.Inventors: Toyohisa Yamamoto, Kenichi Iso, Atsushi Oda
-
Patent number: 6331509Abstract: The disclosure relates to improved gel/grease compositions as well as grease compositions capable of imparting improved corrosion resistance. The grease includes a silica/silicate mixture that can imparts a relatively high pH and corrosion resistant properties to the grease.Type: GrantFiled: March 27, 2000Date of Patent: December 18, 2001Assignee: Elisha Technologies Co LLCInventors: Robert L. Heimann, Nancy M. Heimann, William M. Dalton, Donald W. Taylor, Todd W. Scrivens
-
Patent number: 6323161Abstract: The present invention relates to a grease composition comprising a silicon oil of 61 to 47% by weight as a base oil, a polytetrafluoroethylene (PTFE) of 35 to 40% by weight as a thickener, a silica aerogel of 3 to 8% by weight and an extreme pressure additive of 1 to 5% by weight which provides excellent abrasion resistance, heat resistance, cold resistance, low torque property at low temperature, and viscosity and thus applicable in the fields of automobiles and aerospace.Type: GrantFiled: November 7, 2000Date of Patent: November 27, 2001Assignee: Hyundai Motor CompanyInventor: Sang Yeob Cha
-
Patent number: 6316392Abstract: The disclosure relates to improved gel/grease compositions as well as grease compositions capable of imparting improved corrosion resistance. The grease includes a silica/silicate mixture that can imparts a relatively high pH and corrosion resistant properties to the grease.Type: GrantFiled: August 6, 1999Date of Patent: November 13, 2001Assignee: Elisha Technologies Co LLCInventors: Robert L. Heimann, Nancy M. McGowan, William M. Dalton, Daniel I. Crosby, Donald W. Taylor
-
Patent number: 6245720Abstract: Synthetic lubricant compositions having several unique performance advantages over known lubricants are provided. The presently claimed compositions are either clear or translucent to white and non-staining. In addition, they have absolutely no odor, are non-toxic, and all ingredients are USDA approved. Finally, they retain their high-performance characteristics through a temperature range of about −40° F. up to about 550° F.Type: GrantFiled: May 5, 2000Date of Patent: June 12, 2001Inventor: Robert Bacarella
-
Patent number: 6225265Abstract: In a miniature electric motor with reduction worm gear unit, a reduction worm gear unit is mounted on a motor portion and an output of the motor portion is subjected to a speed reduction through the unit. In lubricant for lubricating worm gears of the unit, fine silica grain is added and mixed to base oil, and a content of the fine silica grain is in a range of about 3 to about 10 wt. %. It is possible to always maintain reverse rotation proof while always keeping a desired gear transmission efficiency in a wide environmental temperature range. As a result, it is possible to miniaturize a motor and also to increase a life cycle number to prolong service life of the motor. The motor may be applied to an electric window device of an automotive vehicle.Type: GrantFiled: May 12, 1999Date of Patent: May 1, 2001Assignee: Mabuchi Motor Co., Ltd.Inventors: Isao Shibuya, Junya Kurata
-
Patent number: 6127320Abstract: Thixotropic, lubricious coatings are provided on the web or surface area surrounding a valve slit or the like in medical, needleless coupling sites. The coating comprises a combination of fluorinated polyalkyl ether and a thixotropic agent such as fumed silica.Type: GrantFiled: February 19, 1998Date of Patent: October 3, 2000Assignee: University of CincinnatiInventors: Wim J. van Ooij, Dinesh V. Patwardhan
-
Patent number: 6017857Abstract: The disclosure relates to improved gel/grease compositions as well as grease compositions capable of imparting improved corrosion resistance. The grease includes a silica/silicate mixture that can imparts a relatively high pH and corrosion resistant properties to the grease.Type: GrantFiled: March 20, 1998Date of Patent: January 25, 2000Assignee: Elisha Technologies Co LLCInventors: Robert L. Heimann, Nancy M. McGowan, William M. Dalton, Daniel I. Crosby
-
Patent number: 6010985Abstract: The disclosure relates to improved gel/grease compositions as well as grease compositions capable of imparting improved corrosion resistance. The grease includes a silica/silicate mixture that can imparts a relatively high pH and corrosion resistant properties to the grease.Type: GrantFiled: August 7, 1998Date of Patent: January 4, 2000Assignee: Elisha Technologies Co L.L.C.Inventors: Robert L. Heimann, Nancy M. McGowan, William M. Dalton, Daniel I. Crosby
-
Patent number: 6010984Abstract: The disclosure relates to improved gel/grease compositions as well as grease compositions capable of imparting improved corrosion resistance. The grease includes a silica/silicate mixture that can imparts a relatively high pH and corrosion resistant properties to the grease.Type: GrantFiled: January 30, 1998Date of Patent: January 4, 2000Assignee: Elisha Technologies Co. LLCInventors: Robert L. Heimann, Nancy M. McGowan, William M. Dalton