Having -c(=o)o- Attached Directly Or Indirectly To The Hetero Ring By Nonionic Bonding (e.g., Sorbitan Esters, Etc.) Patents (Class 508/308)
-
Patent number: 11407958Abstract: A lubricant composition comprises an anti-wear and or/friction modifying additive which is an ester of a fatty acid and a polyol. At least 50% by weight of the additive is in the form of a mono-ester, and is preferably a mono-glyceride. The lubricant composition may be used in an internal combustion engine.Type: GrantFiled: October 29, 2019Date of Patent: August 9, 2022Assignee: Castrol LimitedInventors: Thakor Kikabhai, Laura De Laguno Gorria, Bernadeta Anna Pochopien, Peter Timothy Seden
-
Patent number: 9023774Abstract: Various esterified alkyl ketal ester or hydroxyalkyl ketal ester products are useful as components of organic polymer compositions. The ketal esters are produced in certain transesterifications between alkyl ketal esters and/or hydroxyalkyl ketal esters and polyols, aminoalcohols, polyamines, and/or polycarboxylic acids. The products are excellent plasticizers for a variety of organic polymers, notable poly(vinyl chloride) plastisols. The products are also very good lubricants for many lubrication applications.Type: GrantFiled: July 24, 2013Date of Patent: May 5, 2015Assignee: SEGETIS, Inc.Inventors: Brian D. Mullen, Chunyong Wu, Tara J. Mullen, Marc D. Scholten, Vivek Badarinarayana
-
Publication number: 20150094245Abstract: The disclosed invention relates to a dispersant composition comprising at least one block derived from (i) a polyester of a hydroxy substituted carboxylic acid and at least one block derived from (ii) a polyalkylene glycol terminated by a amine group or a hydroxyl group. The invention also provides lubricating compositions containing the described dispersant as well as methods of making and using the described dispersant, including method of making the dispersant, methods of lubricating an engine with a lubricant containing the described dispersant, and methods of reducing sludge formation in an engine.Type: ApplicationFiled: April 8, 2013Publication date: April 2, 2015Inventors: Matthew D. Gieselman, Joanne L. Jones, Renee A. Eveland
-
Publication number: 20140336092Abstract: A seal swell agent for a lubricating fluid is described. The invention relates to a seal swell agent for use in lubricating oils, such as engine oils, turbine oils, automatic and manual transmission, or gear, fluids, drivetrain and gear oils and hydraulic fluids. The seal swell agent comprises a diester of sorbitol or a derivative thereof and at least one carboxylic acid. The invention extends to the use of a diester of sorbitol or a derivative thereof and at least one carboxylic acid as a seal swell agent, and a method of maintaining seal integrity.Type: ApplicationFiled: January 16, 2013Publication date: November 13, 2014Applicant: CRODA, INC.Inventors: Xin Chen, Christopher Donaghy, Alexei Nikolaevich Kurchan
-
Patent number: 8703664Abstract: The present invention provides a metal rolling oil composition excellent in both an emulsion stability and a plating-out property, wherein the metal rolling oil composition comprises: at least one base oil selected from the group consisting of a mineral oil, animal and vegetable fat and oil, and synthetic ester; a surfactant; and an elastomer.Type: GrantFiled: February 12, 2010Date of Patent: April 22, 2014Assignee: Yushiro Chemical Industry Co., Ltd.Inventors: Kouji Hosoda, Keiji Izawa, Hitoshi Hasegawa
-
Patent number: 8685904Abstract: An aqueous lubricant emulsion for medical or food apparatus, comprising: (a) 5 wt % to 30 wt % of a mineral oil; (b) 5 wt % to 30 wt % of an emulsifier system consisting of two emulsifiers selected from the group consisting of sorbitan fatty acid ester, polyoxyethylene sorbitan fatty acid ester, oleyl alcohol ether, triethanolamine oleate, wherein the mass ratio of the two emulsifiers is in a range of 2:8 to 8:2; (c) 0.5 wt % to 5 wt % of one or more coemulsifiers selected from the group consisting of fatty alcohols, long-chain fatty acids, and diisooctyl succinate sulfonates; and (d) the balance of water. A method for washing medical or food apparatus including the step of subjecting the medical or food apparatus to a treatment using the lubricant emulsion according to the invention after a washing step for the medical or food apparatus is also described.Type: GrantFiled: June 19, 2009Date of Patent: April 1, 2014Assignee: 3M Innovative Properties CompanyInventors: Ying Wei Xie, Xiaolei Jia
-
Publication number: 20140000540Abstract: A composition is provided that contains a major amount of a hydrocarbon base fluid having a viscosity of up to 600 cST at 40 ° C. and (b) a minor amount of a micronized cellulose acetate butyrate having a particle size distribution on average of less than 30 microns. The compositions reduce and control the friction coefficient and anti-wear film of hydrocarbon base fluids.Type: ApplicationFiled: June 25, 2013Publication date: January 2, 2014Inventors: Joseph Michael RUSSO, Timothy Michael SHEA
-
Publication number: 20130310288Abstract: Various esterified alkyl ketal ester or hydroxyalkyl ketal ester products are useful as components of organic polymer compositions. The ketal esters are produced in certain transesterifications between alkyl ketal esters and/or hydroxyalkyl ketal esters and polyols, aminoalcohols, polyamines, and/or polycarboxylic acids. The products are excellent plasticizers for a variety of organic polymers, notable poly(vinyl chloride) plastisols. The products are also very good lubricants for many lubrication applications.Type: ApplicationFiled: July 24, 2013Publication date: November 21, 2013Applicant: SEGETIS, Inc.Inventors: Brian D. Mullen, Chunyong Wu, Tara J. Mullen, Marc D. Scholten, Vivek Badarinarayana
-
Publication number: 20120202725Abstract: The invention relates to mixtures of isodecyl furan-2,5-dicarboxylate of formula I, methods for producing said mixtures of isodecyl furan-2,5-dicarboxylate of formula I, compositions containing mixtures of isodecyl furan-2,5-dicarboxylate of formula I, uses of the mixtures of isodecyl furan-2,5-dicarboxylate of formula I as plasticizers, and uses of the aforementioned compositions containing isodecyl furan-2,5-dicarboxylate of formula I.Type: ApplicationFiled: July 30, 2010Publication date: August 9, 2012Applicant: Evonik Oxeno GmbHInventors: Michael Grass, Hinnerk Gordon Becker
-
Publication number: 20120122745Abstract: Various esterified alkyl ketal ester or hydroxyalkyl ketal ester products are useful as components of organic polymer compositions. The ketal esters are produced in certain transesterifications between alkyl ketal esters and/or hydroxyalkyl ketal esters and polyols, aminoalcohols, polyamines and/or polycarboxylic acids. The products are excellent plasticizers for a variety of organic polymers, notable poly(vinyl chloride) plastisols. The products are also very good lubricants for many lubrication applications.Type: ApplicationFiled: December 21, 2011Publication date: May 17, 2012Applicant: SEGETIS, INC.Inventors: Brian D. MULLEN, Chunyong WU, Tara J. MULLEN, Marc D. SCHOLTEN, Vivek BADARINARAYANA
-
Publication number: 20120101016Abstract: The present invention provides a metal rolling oil composition excellent in both an emulsion stability and a plating-out property, wherein the metal rolling oil composition comprises: at least one base oil selected from the group consisting of a mineral oil, animal and vegetable fat and oil, and synthetic ester; a surfactant; and an elastomer.Type: ApplicationFiled: February 12, 2010Publication date: April 26, 2012Applicant: YUSHIRO CHEMICAL INDUSTRY CO., LTD.Inventors: Kouji Hosoda, Keiji Izawa, Hitoshi Hasegawa
-
Patent number: 8153568Abstract: The present invention provides water-resistant grease which improves the resistance to peeling which occurs from the surface of a bearing composed of carbon steel for machine structural use or the like even in a strict lubricating condition in which water may penetrate into the water-resistant grease during the operation of the bearing, and a rolling bearing and a hub bearing which use the water-resistant grease and have a long life. The water-resistant grease is composed of non-water-based base oil, a thickener, and a water dispersant used as an additive. The saturated amount of water dispersible in the water-resistant grease is 30 to 60 wt %. The water dispersant capable of dispersing the water in the water-resistant grease is a surface active agent. The non-water-based base oil is mineral oil. The thickener is a urea-based compound. The present invention also provides a rolling bearing and a hub bearing in which the water-resistant grease is enclosed.Type: GrantFiled: September 28, 2006Date of Patent: April 10, 2012Assignee: NTN CorporationInventors: Yoji Sato, Masaki Egami
-
Patent number: 8044004Abstract: The invention provides a metalworking oil composition which is used for a very small amount of oil-feeding type metalworking method, said composition comprising a base oil selected from the group consisting of natural fats and oils, derivatives thereof and synthetic ester oils; and an antirust agent comprising a sorbitan fatty acid ester and a phospholipid, and a metalworking method using the composition and metalwork obtained by the metalworking method. The oil composition shows excellent lubricity and antirust property and is suitably used for metalworking of metallic materials such as cast iron, steel, stainless steel, and nonferrous metal (such as Al alloy and Mg alloy) by a method in which a very small amount of oil is supplied.Type: GrantFiled: July 2, 2007Date of Patent: October 25, 2011Assignee: Kyodo Yushi Co., Ltd.Inventors: Koichi Goto, Kazuyoshi Takeda, Eiji Niwa
-
Publication number: 20110190179Abstract: An aqueous lubricant emulsion for medical or food apparatus, comprising: (a) 5 wt % to 30 wt % of a mineral oil; (b) 5 wt % to 30 wt % of an emulsifier system consisting of two emulsifiers selected from the group consisting of sorbitan fatty acid ester, polyoxyethylene sorbitan fatty acid ester, oleyl alcohol ether, triethanolamine oleate, wherein the mass ratio of the two emulsifiers is in a range of 2:8 to 8:2; (c) 0.5 wt % to 5 wt % of one or more coemulsifiers selected from the group consisting of fatty alcohols, long-chain fatty acids, and diisooctyl succinate sulfonates; and (d) the balance of water. A method for washing medical or food apparatus including the step of subjecting the medical or food apparatus to a treatment using the lubricant emulsion according to the invention after a washing step for the medical or food apparatus is also described.Type: ApplicationFiled: June 19, 2009Publication date: August 4, 2011Inventors: Ying Wei Xie, Xiaolei Jia
-
Publication number: 20100252749Abstract: The invention describes a wiper blade, in particular for windscreen wipers, which is at least partly provided with at least one coating, wherein the coating contains at least one indicator component for determining the layer thickness of the coating. The invention also describes a method for determining the layer thickness of a coasting of a wiper blade.Type: ApplicationFiled: January 15, 2007Publication date: October 7, 2010Applicant: ROBERT BOSCH GMBHInventors: Reiner Lay, Marc Pironnet, Wolfgang Endres
-
Publication number: 20100210487Abstract: A friction modifier composition for reducing friction in a lubricant comprising a fatty acid sorbitan ester that is solid or semi-solid. The fatty acid sorbitan ester is capable of being released into a lubricant at a rate of less than or equal to 0.15 grams per minute.Type: ApplicationFiled: February 16, 2009Publication date: August 19, 2010Applicant: Chemtura CoprorationInventors: Frank J. Deblase, Cyril A. Migdal, Gerard Mulqueen, Venkatramanan K. Madabusi
-
Publication number: 20100184871Abstract: Polyglycerol ethers of sorbitan carboxylic acid, particularly C8 to C22 carboxylic acid, esters are new surfactant compounds, useful as emulsifiers. Desirable compounds are of the formula (I): Sor(R1)(R2)(R3)(R4) where R1, R2, R3, R4 have defined meanings such that at least one group is of the formula (II): -G2CR5, where R5 is a C7 to C21 hydrocarbyl group, and at least one is of the formula (III): -[Gly]-[AO]m-H where Gly is a glycerol residue, AO is an alkyleneoxy residue of a corresponding diol cyclic carbonate, in any order; n is an average of from 0 to 100; and m is an average of from 0 to 75; such that the total of all the indices n is at least 1.Type: ApplicationFiled: July 30, 2008Publication date: July 22, 2010Inventors: Hanamanthsa Shankarsa Bevinakatti, Alan Geoffrey Waite, Jackie Frank
-
Publication number: 20090298730Abstract: The invention provides a metalworking oil composition which is used for a very small amount of oil-feeding type metalworking method, said composition comprising a base oil selected from the group consisting of natural fats and oils, derivatives thereof and synthetic ester oils; and an antirust agent comprising a sorbitan fatty acid ester and a phospholipid, and a metalworking method using the composition and metalwork obtained by the metalworking method. The oil composition shows excellent lubricity and antirust property and is suitably used for metalworking of metallic materials such as cast iron, steel, stainless steel, and nonferrous metal (such as Al alloy and Mg alloy) by a method in which a very small amount of oil is supplied.Type: ApplicationFiled: July 2, 2007Publication date: December 3, 2009Applicant: KYODO YUSHI CO., LTD.Inventors: Koichi Goto, Kazuyoshi Takeda, Eiji Niwa
-
Publication number: 20090136170Abstract: The present invention provides water-resistant grease which improves the resistance to peeling which occurs from the surface of a bearing composed of carbon steel for machine structural use or the like even in a strict lubricating condition in which water may penetrate into the water-resistant grease during the operation of the bearing, and a rolling bearing and a hub bearing which use the water-resistant grease and have a long life. The water-resistant grease is composed of non-water-based base oil, a thickener, and a water dispersant used as an additive. The saturated amount of water dispersible in the water-resistant grease is 30 to 60 wt %. The water dispersant capable of dispersing the water in the water-resistant grease is a surface active agent. The non-water-based base oil is mineral oil. The thickener is a urea-based compound. The present invention also provides a rolling bearing and a hub bearing in which the water-resistant grease is enclosed.Type: ApplicationFiled: September 28, 2006Publication date: May 28, 2009Applicant: NTN CORPORATIONInventors: Yoji Sato, Masaki Egami
-
Publication number: 20080237534Abstract: A refrigeration lubricant composition contains an ester compound obtained from a polyol and a fatty acid, and a five- or six-membered ring cyclic ether compound having a side chain with an ester bonding. The content of the cyclic ether compound is adjusted to 0.01 to 5 parts by mass based on 100 parts by mass of the ester compound.Type: ApplicationFiled: March 27, 2008Publication date: October 2, 2008Applicant: NOF CORPORATIONInventors: Takeshi Kajiki, Naoya Maekawa
-
Patent number: 7414013Abstract: Sulfurized olefin compositions and compounds of the formula: wherein R1 is hydrogen or methyl; X is sulfur or oxygen; m is an integer from 1 to 9; and n is 0 or 1, and when n is 0 then R1 is methyl, and when n is 1 then R1 is hydrogen are disclosed. The resulting compounds are particularly the polyisobutyl-1,2-dithiole-4-cyclopentene-3-thione compounds and derivatives are useful in lubricating oils.Type: GrantFiled: November 23, 2004Date of Patent: August 19, 2008Assignee: Chevron Oronite Company LLCInventors: Kenneth D. Nelson, Frank Plavac
-
Patent number: 7141535Abstract: In a particular embodiment, the invention concerns a lubricating grease having 70 to 95 percent by weight of a mixture that includes at least a first ester of fatty acid and of sorbitan, and at least a second ester of fatty acid and of polyoxyalkylated sorbitan. The esters are present in quantities by weight, relative to the weight of the mixture, of 10 to 90 percent and 90 to 10 percent respectively. The grease also includes from 5 to 30 percent by weight of at least one thickening agent.Type: GrantFiled: May 3, 2002Date of Patent: November 28, 2006Inventors: Pierre Belot, Jean-Marie Pinoche
-
Patent number: 6645369Abstract: A gas/liquid(s) separation system is constituted by three different sections: a primary separator (1) for flows with a G/L in the range 0.1 to 10; a secondary separator (2) for flows with a G/L in the range 10 to 50; a system (3) which limits the formation of a liquid vortex; where G/L is the ratio of the gas to liquid mass flow rates. The separation system is suitable for the separation of gas and liquid from a hydrocarbon conversion process, e.g. a hydrotreatment process.Type: GrantFiled: February 2, 2000Date of Patent: November 11, 2003Assignee: Institut Francais du PetroleInventors: Christophe Boyer, Abdelhakim Koudil, Thiéry Gauthier
-
Patent number: 6323163Abstract: The present invention is a fluorine-containing compound having i) a perfluoropolyoxyalkyl or -alkylene chain having an average molecular weight of 800 or more and ii) a cyclic or non-cyclic polyether atomic group. Its use as a low-scattering lubricant or surface modifier (water repellent) brings about an improvement in sliding durability of magnetic recording media.Type: GrantFiled: June 17, 1999Date of Patent: November 27, 2001Assignee: Hitachi, Ltd.Inventors: Hiroshi Sasaki, Mitsuyoshi Shouji, Takayuki Nakakawaji, Tomoe Takamura, Mina Ishida, Yutaka Ito, Hiroyuki Matsumoto
-
Patent number: 6255262Abstract: A process for reproducibly forming a thermally and oxidatively stable high hydroxyl glycerol di-ester compound which is particularly useful as a lubricant. The glycerol di-ester compound is formed by reacting a glycidyl ester with an excess of a neo acid salt. The di-ester product is produced in a nearly quantitative conversion and is readily recoverable from the reaction mixture via a water wash, vacuum dry, and a mild wiped film evaporator treatment.Type: GrantFiled: November 9, 1998Date of Patent: July 3, 2001Assignee: Exxon Chemical Patents Inc.Inventors: Michael J. Keenan, Martin A. Krevalis, David W. Turner
-
Patent number: 6136760Abstract: A lubricant composition containing both a dialkyl fumarate-vinyl acetate low temperature flow improver and sorbitan fatty acid ester or a polyoxyalkylene sorbitan fatty acid ester has reduced Gel Index.Type: GrantFiled: September 21, 1999Date of Patent: October 24, 2000Assignee: Exxon Research and Engineering CompanyInventors: Bernd A. Koenitzer, Christopher J. May
-
Patent number: 5538654Abstract: A food grade lubricant composition is described which is useful as hydraulic oil, gear oil, and compressor oil for equipment in the food service industry. This composition comprises (A) major amount of a genetically modified vegetable oil and (B) a minor amount of a performance additive. In other embodiments the composition contains either (C) a phosphorus compound or (D) a non-genetically modified vegetable oil.Type: GrantFiled: December 2, 1994Date of Patent: July 23, 1996Assignee: The Lubrizol CorporationInventors: Saurabh S. Lawate, Paul C. Naegely, Virginia A. Carrick