Non-sulfonate Chalcogen Attached Indirectly To The Sulfonate Group By Nonionic Bonding Patents (Class 508/405)
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Patent number: 11203811Abstract: A corrosion inhibitor active and method for reducing corrosion of a metal surface in contact with a corrosive environment is disclosed. The corrosion inhibitor active is an organic sulfonated compound that is derived from the sulfonation of one or more carboxylic acids, internal olefins, or alpha-olefins having a carbon chain length of 15 to 26 carbon atoms. The method of reducing corrosion includes contacting the metal surface with an effective amount of the corrosion inhibitor active. The corrosion inhibitor active is useful in high temperature corrosive environments, such as those found in oil and gas operations.Type: GrantFiled: March 3, 2020Date of Patent: December 21, 2021Assignee: Stepan CompanyInventors: Alla Crabtree, Laura Lee Whitlock
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Patent number: 9422500Abstract: The invention provides a grease composition capable of smoothly operating the lubricated parts even under wide-ranging temperature conditions, and at the same time, exhibiting excellent noise reducing effect on the lubricated parts. The grease composition containing a base oil and a thickener is provided, wherein the base oil includes at least one first base oil selected from the group consisting of poly-?-olefins and ethylene-?-olefin oligomers and at least one second base oil selected from the group consisting of polybutene, polyisobutylene, polymethacrylate, and styrene based copolymers, with the first base oil being contained in an amount of 65 mass % or more and the second base oil being contained in an amount of 1 mass % or more and less than 35 mass % based on the total mass of the base oil, the base oil having a kinematic viscosity of 350 to 1400 mm2/s at 40° C., the first base oil having a kinematic viscosity of 300 to 1200 mm2/s at 40° C.Type: GrantFiled: February 15, 2010Date of Patent: August 23, 2016Assignees: KYODO YUSHI CO., LTD., DENSO CORPORATIONInventors: Kyosuke Ikuma, Mitsuhiro Kakizaki, Koji Sakakibara, Shozo Ikejima, Suehiro Okazaki, Koji Hisaka
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Publication number: 20130281327Abstract: Provided herein are inter alia novel compositions and methods having application in the field of enhanced oil recovery. In particular, the short hydrophobe compounds and mixtures thereof presented herein can be used, inter alia, for the recovery of a large range of crude oil compositions from challenging reservoirs.Type: ApplicationFiled: April 19, 2013Publication date: October 24, 2013Applicant: Board of Regents, The University of Texas SystemInventors: Upali P. Weerasooriya, Gary A. Pope
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Patent number: 8507421Abstract: A process includes adding an effective amount of a calcium lignin sulfonate to a thickened base grease to form a lubricating grease wherein the calcium lignin sulfonate has a molecular weight of at least 10,000 g/mol; the calcium lignin sulfonate has a water content of less than about 0.5 wt %; the effective amount is from about 1 wt % to about 20 wt % based upon the weight of the lubricating grease; the thickened base grease is obtained from a grease forming process or a lubricating paste; and the lubricating grease has a water solubility below about 3 wt %, as determined by a water wash out-test.Type: GrantFiled: January 26, 2011Date of Patent: August 13, 2013Assignee: Fuchs Lubricants Co.Inventor: Nael Naguib Zaki
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Publication number: 20120122694Abstract: The invention refers to microcapsules whose capsule wall comprise resin, and which results through reaction of at least one aromatic alcohol or its ether or derivative and at least one aldehyde component, which includes at least two C-atoms per molecule.Type: ApplicationFiled: March 12, 2010Publication date: May 17, 2012Applicant: Follmann & Co. Gesellschaft fur Chemie-Werkstoffe und Verfahrenstechnik mbH & Co. KGInventors: Klaus Last, Daniel Mues
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Patent number: 8044006Abstract: A composition is disclosed which comprises an aryl perfluoropolyether, optionally a halogenated oil, and further optionally a thickening agent. The composition can be used as a lubricant itself or as an additive to an oil or grease lubricant and can withstand temperatures higher than 300° C. without decomposition. The halogenated oil can be a perfluoropolyether, a fluorosilicone, a polytrifluorochloroethylene, or combinations of two or more thereof. The thickening agent can be finely divided silica, boron nitride, clay, soap, poly(tetrafluoroethylene), clay, talc, silica, titanium dioxide, polydimethylsiloxane, polyurea, polyurethane, or combinations of two or more thereof.Type: GrantFiled: October 20, 2010Date of Patent: October 25, 2011Assignee: E.I. du Pont de Nemours and CompanyInventors: Jon Lee Howell, Alice Elizabeth Van Der Ende, Erik William Perez, Krista Lynn Laugesen
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Patent number: 7303693Abstract: The invention relates to resource operating medium compositions containing additivated lubricants based on polyalkylene glycols and/or neopentyl polyol esters, which are additivated with alkylated triaryl phosphate esters which are suitable for lubricating refrigerators, air-conditioning systems, heat pumps and similar systems which are operated using carbon dioxide as an operating medium.Type: GrantFiled: December 24, 2002Date of Patent: December 4, 2007Assignee: Fuchs Petrolub AGInventors: Jörg Fahl, Jürgen Braun
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Patent number: 7125827Abstract: A method of lubricating conveyor tracks or belts is herein described wherein the lubricant composition contains a polyalkylene glycol polymer, a fatty acid, and an anionic surfactant; also described is a lubricant composition with reduced sensitivity to low pHs. The composition may also comprise additional functional ingredients and be composed of ingredients that can be safely administered to humans and mammals.Type: GrantFiled: August 13, 2003Date of Patent: October 24, 2006Assignee: Ecolab Inc.Inventors: Minyu Li, Kimberly L. P. Hei, Amy McBroom
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Patent number: 6849583Abstract: A lubricant composition containing an anti-deposition component having an anti-deposition effect which is especially useful for the lubrication of refrigeration compressors and in reducing or removal of unwanted deposits in constricted areas in a refrigeration system.Type: GrantFiled: July 26, 2001Date of Patent: February 1, 2005Assignee: Imperial Chemical Industries PlcInventors: Stuart Corr, Steven James Randles, Peter Timothy Gibb
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Patent number: 6699822Abstract: Sulfated dicarboxylic acids, amine salts thereof, or inorganic salts thereof may be used in various applications, including use as corrosion-inhibiting additives (e.g., in oil-field drilling applications and in metalworking applications), as emulsifiers (e.g., in metalworking applications), and as lubricity-enhancing additives (e.g., in metalworking applications).Type: GrantFiled: June 7, 2002Date of Patent: March 2, 2004Assignee: Georgia-Pacific Resin, Inc.Inventors: Michael C. Bruner, Arnold Netzel, Phillip W. Hurd
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Patent number: 6696394Abstract: A lubricant concentrate comprising an effective lubricating amount of at least one sulfo methyl ester, and methods of using the same. The lubricant concentrate may diluted with water prior to use.Type: GrantFiled: November 14, 2002Date of Patent: February 24, 2004Assignee: Ecolab Inc.Inventors: Richard O. Ruhr, Gerald Wichman, Cathy Paquette, Tim Gutzman
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Publication number: 20030232728Abstract: Sulfated dicarboxylic acids, amine salts thereof, or inorganic salts thereof may be used in various applications, including use as corrosion-inhibiting additives (e.g., in oil-field drilling applications and in metalworking applications), as emulsifiers (e.g., in metalworking applications), and as lubricity-enhancing additives (e.g., in metalworking applications).Type: ApplicationFiled: June 7, 2002Publication date: December 18, 2003Applicant: Georgia-Pacific Resins, Inc.Inventors: Phillip W. Hurd, Michael C. Bruner, Arnold Netzel
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Publication number: 20030162671Abstract: This invention relates to novel water soluble metal working fluid compositions, their use to work metal, a process for working metal using such compositions and the metal worked article of manufacture. More particularly, this invention relates to fluid compositions useful in cutting, grinding, shaping and other metal working operations which require a lubricant. The terms “first Group A” and “second Group B” are used herein to denote different groups and not to indicate any sequence of use or selection as any possible combination or sequence of use of a component(s) is envisioned without limit of any kind. The disclosed fluid compositions are also anticorrosive and environmentally more acceptable than current oil based fluids.Type: ApplicationFiled: February 24, 1999Publication date: August 28, 2003Inventors: DENNIS J. KALOTA, YUETING CHOU, TIMOTHY K. HIRZEL, DAVID C. SILVERMAN, JACOB S. TOU, WINSOR R. CHO
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Publication number: 20030012684Abstract: The present invention relates to a method for inhibiting high temperature corrosion of corrosion prone metal surfaces by organic acid-containing petroleum streams by providing an effective corrosion-inhibiting amount of 4-sulfophthalic acid, typically up to 1000 wppm, to the metal surface.Type: ApplicationFiled: July 13, 2001Publication date: January 16, 2003Inventors: Guido Sartori, David Craig Dalrymple, Saul Charles Blum, Liza Marie Monette, Mohsen S. Yeganeh, Andreas Vogel
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Publication number: 20020013233Abstract: A lubricant composition containing an anti-deposition component having an anti-deposition effect which is especially useful for the lubrication of refrigeration compressors and in reducing or removal of unwanted deposits in constricted areas in a refrigeration system.Type: ApplicationFiled: July 26, 2001Publication date: January 31, 2002Applicant: Imperial Chemical Industries PLCInventors: Stuart Corr, Steven James Randles, Peter Timothy Gibb
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Patent number: 5854184Abstract: New overbased colloidal products that comprise a core of micellized alkali metal or alkaline-earth metal carbonate, surrounded by a ring of at least one surfactant compound that is selected from among the dihydrocarbyl-dithiophosphoryl-alkane-sulfonic acids, and their salts of alkali metals or alkaline-earth metals are described. They are derived from the carbonation of at least one oxide or hydroxide of an alkali metal or alkaline-earth metal that is carried out within an oily medium that contains hydrocarbon in the presence of at least one dihydrocarbyl-dithiophosphoryl-alkane-sulfonic acid that corresponds to general formula: ##STR1## in which R represents a monovalent aliphatic, cycloaliphatic or aromatic radical that contains 1 to 30 carbon atoms and x has a value of 3 to 6, or an alkali metal or alkaline-earth metal salt of such an acid. These colloidal products can be used as detergent additives notably providing anti-wear and extreme-pressure properties in lubricants.Type: GrantFiled: April 24, 1997Date of Patent: December 29, 1998Assignee: Institut Francais du PetroleInventors: Burno Delfort, Thierry Lacome, Maurice Born
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Patent number: 5750046Abstract: A method of maintaining and servicing air conditioning systems and compositions therefor are provided whereby newer, more environmentally friendly R-134a refrigerant gas is substituted for the older R-12 and R-22 types. In addition, a method of flushing and internal lubrication of the system is presented, along with a new flush solvent and a new lubricant composition for use with an R-134a refrigerant gas.Type: GrantFiled: May 27, 1997Date of Patent: May 12, 1998Inventor: William B. Wheeler