Halogen Or Additional -oh Attached Directly Or Indirectly To The Benzene Ring By Nonionic Bonding Patents (Class 508/587)
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Patent number: 8969272Abstract: This invention relates to a hydroxyaromatic functionalized polyalpha-olefin comprising the product of the combination of: a) a polyalpha-olefin comprising one or more C3 to C20 linear alpha-olefins and having at least 10% vinylidene unsaturation, a viscosity index of 80 to 400, an Mn of 300 to about 20,000, and a pour point of 0° C. or less; and b) a hydroxyaromatic moiety; wherein the analine point of the functionalized polyalpha-olefin is at least 10° C. lower than the analine point of the polyalpha-olefin.Type: GrantFiled: April 23, 2008Date of Patent: March 3, 2015Assignee: ExxonMobil Chemical Patents Inc.Inventors: Abhimanyu Onkar Patil, Margaret May-Som Wu, Stephen Zushma, Anura Abhimanyu Patil
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Publication number: 20120277135Abstract: A lubricating oil composition includes an antibacterial composition, a corrosion preventive, petroleum naphtha, optionally a solvent, and the balance being an oil. The lubricating oil composition may also include acetone. A process for lubricating an object includes the steps of: providing a lubricating oil composition comprising an antibacterial composition, a corrosion preventive, petroleum naphtha, optionally a solvent, optionally acetone, and the balance being an oil; and applying the lubricating oil composition to a surface of the object.Type: ApplicationFiled: July 11, 2012Publication date: November 1, 2012Applicant: LIQUIFIXInventor: D. Matthew Lacerenza
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Patent number: 7838475Abstract: 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: September 1, 2005Date of Patent: November 23, 2010Assignee: 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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Publication number: 20090105104Abstract: Oil composition comprising a base oil component having viscosity index of greater than 120, a sulphur content of below 0.03 wt %, and a saturates content of greater than 98 wt % and an additive, wherein the base oil component has a paraffin content of greater than 80 wt % and comprises a series of iso-paraffins having n, n+1, n+2, n+3 and n+4 carbon atoms and =10 wherein n is between 20 and 40 and wherein the oil composition comprises more than 0.2 wt % of a sterically hindered phenolic type antioxidant.Type: ApplicationFiled: June 22, 2006Publication date: April 23, 2009Inventor: David John Wedlock
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Patent number: 6610637Abstract: A lubricant containing (a) a synthetic base oil composition having an overall kinematic viscosity of at least about 4.8×10−6m2/s (4.8 cSt) at 100° C. and a viscosity index of at least about 110; (b) a dispersant-viscosity modifier; and (c) a sulfur-free functionalized hydrocarbyl-substituted phenol detergent provides improved valve train wear, with longer drain intervals, to heavy duty diesel engines.Type: GrantFiled: October 16, 2001Date of Patent: August 26, 2003Assignee: The Lubrizol CorporationInventors: Thomas T. Curtis, Gordon D. Lamb, William D. Abraham
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Publication number: 20020151445Abstract: A lubricant containing (a) a synthetic base oil composition having an overall kinematic viscosity of at least about 4.8×10−6 m2/s (4.8 cSt) at 100° C. and a viscosity index of at least about 110; (b) a dispersant-viscosity modifier; and (c) a sulfur-free functionalized hydrocarbyl-substituted phenol detergent provides improved valve train wear, with longer drain intervals, to heavy duty diesel engines.Type: ApplicationFiled: October 16, 2001Publication date: October 17, 2002Applicant: The Lubrizol CorporationInventors: Thomas T. Curtis, Gordon D. Lamb, William D. Abraham
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Patent number: 6331510Abstract: A lubricant containing (a) a synthetic base oil composition having an overall kinematic viscosity of at least about 4.8×10−6 m2/s (4.8 cSt) at 100° C. and a viscosity index of at least about 110; (b) a dispersant-viscosity modifier; and (c) a sulfur-free functionalized hydrocarbyl-substituted phenol detergent provides improved valve train wear, with longer drain intervals, to heavy duty diesel engines.Type: GrantFiled: February 13, 2001Date of Patent: December 18, 2001Assignee: The Lubrizol CorporationInventors: Thomas T. Curtis, Gordon D. Lamb, William D. Abraham
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Patent number: 5851429Abstract: A liquid pour point depressant composition comprises a pour point depressant which is a solid at room temperature and which has a number average molecular weight of at least 500, and a liquid medium in which the material of pour point depressant is substantially insoluble at room temperature. The pour point depressant component is dispersed in the liquid medium.Type: GrantFiled: April 8, 1996Date of Patent: December 22, 1998Assignee: The Lubrizol CorporationInventor: James Steven Magyar
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Patent number: 5712231Abstract: The present invention provides novel polymers comprising a plurality of dihydroxy aromatic moieties and at least one polyalkyl moiety. In one embodiment of the present invention, the polymer is formed from about 2 to about 50 interconnected dihydroxy aromatic moieties each having an attached polyalkyl moiety. In another embodiment of the present invention, the polymer is represented by the formula A.sub.x P.sub.y where A is an aromatic dihydroxy moiety and P is a polyalkyl moiety. The polymers of the invention are useful as lubricating oil additives.Type: GrantFiled: June 4, 1996Date of Patent: January 27, 1998Assignee: Exxon Research and Engineering CompanyInventors: Abhimanyn Onkar Patil, Manuel Anthony Francisco, Ken Lewtas, Howard Lih Fang
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Patent number: 5637142Abstract: A surface treating agent composition of fluorine-containing-oil-in-hydrocarbon-containing-oil type emulsion prepared by emulsifying a liquid fluorine-containing oil and a liquid hydrocarbon-containing oil by using a polymeric surfactant having a fluorine-containing segment and a hydrocarbon-containing segment in a molecule has excellent long-term stability.Type: GrantFiled: May 11, 1995Date of Patent: June 10, 1997Assignee: Daikin Industries, Ltd.Inventors: Motonobu Kubo, Masamichi Morita, Masayuki Yamana, Eiji Sakamoto, Ikuo Yamamoto