An Additional Reactant Is A Sulfur Compound Patents (Class 508/236)
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Patent number: 11261544Abstract: An ethylene/alpha-olefin interpolymer suitable for use in fibers and nonwovens having a density of from 0.911 to 0.939 g/cc, a Brookfield viscosity of less than or equal to 50,000 cP, and a molecular weight distribution (Mw,cc/Mn,cc) of 1.8 to 3.5, and articles thereof.Type: GrantFiled: March 7, 2018Date of Patent: March 1, 2022Assignee: Dow Global Technologies LLCInventors: Viraj Shah, Yijian Lin, Ronald Wevers, Rongjuan Cong, Mehmet Demirors
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Patent number: 10479955Abstract: A lubricating grease composition for a resin member is used to be supplied as a lubricant on a surface of at least a sliding portion of a resin member including the sliding portion with an other member. The lubricating grease composition for a resin member contains a base oil which is a mixed oil of a poly-?-olefin having a kinetic viscosity at 40° C. of 18 to 50 mm2/s and an ethylene-?-olefin copolymer having a number average molecular weight of 40,000 to 200,000, a lithium-based complex soap as a thickener and a polytetrafluoroethylene resin as a solid lubricant having a mixing ratio of 4 to 12 mass % to the entire lubricating grease composition, wherein the base oil has a kinetic viscosity at 40° C. of 80 to 200 mm2/s and a worked penetration of the lubricating grease composition ranges from 265 to 340.Type: GrantFiled: September 21, 2017Date of Patent: November 19, 2019Assignee: Nok Klueber Co., Ltd.Inventors: Wataru Sawaguchi, Motoyuki Inai, Akira Shinozaki
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Patent number: 9719046Abstract: A lubricating grease composition for extra heavy duty extreme pressure applications comprises a major amount of a synthetic base oil a lithium complex thickener, at least one extreme pressure agent; and at least 5 wt. % of molybdenum disulfide, based on a total weight of the lubricating grease composition.Type: GrantFiled: May 29, 2015Date of Patent: August 1, 2017Assignee: Chevron U.S.A. Inc.Inventors: Samil Beret, Gian Lawrence Fagan
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Patent number: 9096814Abstract: A lubricating grease composition for extra heavy duty extreme pressure applications comprises a major amount of a synthetic base oil a lithium complex thickener, at least one extreme pressure agent; and at least 5 wt. % of molybdenum disulfide, based on a total weight of the lubricating grease composition.Type: GrantFiled: May 12, 2014Date of Patent: August 4, 2015Assignee: Chevron U.S.A. Inc.Inventors: Samil Beret, Gian Lawrence Fagan
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Patent number: 7585821Abstract: A modified lubricating oil detergent that is the reaction product of an oil soluble detergent comprising an alkali- or alkaline earth metal hydrocarbyl phenate, carboxylate or sulfonate and an ?, ?-unsaturated carbonyl compound; and lubricating oil compositions containing a combination of such a modified detergent and a nitrogen-containing dispersant.Type: GrantFiled: August 6, 2002Date of Patent: September 8, 2009Assignee: Infineum International LimitedInventors: Jacob Emert, Antonio Gutierrez
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Patent number: 6486101Abstract: A composition comprising a hydrocarbon polymer having {overscore (M)}n ranging from 20,000 to about 500,000, when the polymer is not a star polymer, and up to about GPC peak molecular weight of 4,000,000 when the polymer is a star polymer having attached thereto pendant groups Aa and Bb wherein each A is independently a member of the group of formula —Q—Kk wherein each Q is independently an aliphatic or aromatic hydrocarbon group, each K is independently a member selected from the group consisting of amide groups, nitrile groups, ester groups and carboxylic acid groups, and each k is independently a number ranging from 1 to about 3, and when k≧2, groups —K on adjacent carbon atoms, taken together, may constitute a succinimide group, and a is 0 or a number ranging from 1 to about 50; and each B is independently a member of the group of formula: wherein each X is independently O, S, or NRb, each Rb is independently H, NH2, hydrocarbyl, hydroxyhydrocarbyl, or aminohydrocarbType: GrantFiled: April 30, 2001Date of Patent: November 26, 2002Assignee: The Lubrizol CorporationInventors: Carmen V. Luciani, Richard M. Lange, Daniel M. Vargo
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Publication number: 20010044388Abstract: A composition comprising a hydrocarbon polymer having attached thereto pendant groups Aa and Bb wherein each A is independently selected from members of the group consisting of:Type: ApplicationFiled: March 23, 2001Publication date: November 22, 2001Applicant: The Lubrizol CorporationInventors: Matthew R. Sivik, Richard M. Lange, Daniel M. Vargo, Paul E. Adams
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Patent number: 6265358Abstract: A composition comprising a hydrocarbon polymer having {overscore (M)}n ranging from 20,000 to about 500,000, when the polymer is not a star polymer, and up to about GPC peak molecular weight of 4,000,000 when the polymer is a star polymer having attached thereto pendant groups Aa and Bb wherein each A is independently a member of the group of formula —Q—Kk wherein each Q is independently an aliphatic or aromatic hydrocarbon group, each K is independently a member selected from the group consisting of amide groups, nitrile groups, ester groups and carboxylic acid groups, and each k is independently a number ranging from 1 to about 3, and when k≧2, groups —K on adjacent carbon atoms, taken together, may constitute a succinimide group, and a is 0 or a number ranging from 1 to about 50; and each B is independently a member of the group of formula: wherein each X is independently O, S, or NRb, each Rb is independently H, NH2, hydrocarbyl, hydroxyhydrocarbyl, or aminohydrocarbType: GrantFiled: December 3, 1997Date of Patent: July 24, 2001Assignee: The Lubrizol CorporationInventors: Carmen V. Luciani, Richard M. Lange, Daniel M. Vargo
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Patent number: 5898023Abstract: A lube oil composition that inhibits lubricant viscosity increase and dispersancy decrease is described. The composition includes an oil of lubricating viscosity and a mixture of specified functionalized derivatives of pentaerythritol tetrakis 3-mercaptopropionate and amine antioxidants.Type: GrantFiled: March 24, 1998Date of Patent: April 27, 1999Assignee: Exxon Research and Engineering Co.Inventors: Manuel A. Francisco, Jason Z. Gao, Kim E. Fyfe