Quaternary Ammonium Salt Or Amine Oxide Patents (Class 44/422)
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Patent number: 7918905Abstract: The addition of strong neutralizing amines to react with free fatty acid in biodiesel fuels that may be left from some synthesis routes can lower the total acid number (TAN) of the biodiesel fuel. Surprisingly, the strong neutralizing amines do not interfere with the biodiesel fuel itself which may be primarily fatty acid methyl esters. These strong neutralizing amines may also improve the oxidative stability of biodiesel fuels.Type: GrantFiled: May 17, 2007Date of Patent: April 5, 2011Assignee: Baker Hughes IncorporatedInventors: Lawrence N. Kremer, Jerry J. Weers, Jennifer D. Draper
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Publication number: 20110048354Abstract: The invention provides a composition comprising a dispersion comprising (a) an inorganic metal compound, (b) a quaternary salt surfactant and (c) an organic medium, wherein the metal compounds are uniformly dispersed in the organic medium. The invention also provides fuel compositions comprising said dispersion and methods of operating internal combustion engines and open flame burners utilizing said dispersion.Type: ApplicationFiled: May 11, 2009Publication date: March 3, 2011Applicant: THE LUBRIZOL CORPORATIONInventor: Claire L. Hollingshurst
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Publication number: 20100257779Abstract: A quaternary ammonium salt detergent made from the reaction product of the reaction of: (a) a hydrocarbyl substituted acylating agent and a compound having an oxygen or nitrogen atom capable of condensing with said acylating agent and further having a tertiary amino group; and (b) a quaternizing agent suitable for converting the tertiary amino group to a quaternary nitrogen and the use of such quaternary ammonium salt detergents in a fuel composition to reduce intake valve deposits.Type: ApplicationFiled: June 24, 2010Publication date: October 14, 2010Applicant: The Lubrizol CorporationInventors: William Barton, Mark C. Davies, David J. Moreton, Paul R. Stevenson, Dean Thetford
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Patent number: 7799101Abstract: A stabilized lubricant composition is disclosed that comprises lubricating oil and a mixture of (a) at least one organophosphite compound and (b) at least one aromatic secondary amine or one substituted phenol or mixtures thereof. The compositions have been found to be highly resistant to oxidation under demanding service conditions.Type: GrantFiled: September 29, 2004Date of Patent: September 21, 2010Assignee: Chemtura CorporationInventors: Jun Dong, Cyril A. Migdal
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Publication number: 20100146845Abstract: Disclosed herein are methods for correcting fuel oil compositions having excess conductivity. The oil compositions comprise a Petroleum Based Component, a Conductivity additive and a Conductivity Correcting Additive.Type: ApplicationFiled: September 27, 2006Publication date: June 17, 2010Applicant: INNOSPEC FUEL SPECIAL TIES LLCInventors: Cenk R. Burgazli, Cyrus P. Henry
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Patent number: 7582126Abstract: Compositions containing unsaturated fatty esters may be stabilized against atmospheric oxidation by the addition of an antioxidant package containing a phenolic oxidant and a nonphenolic oxygen scavenger, which may be a hydroxylamine, an amine N-oxide, an oxime, or a nitrone. If an amine N-oxide is used, it may be used with or without a phenolic antioxidant. Compositions treated in this manner show good resistance to atmospheric oxidation and resultant viscosity increase.Type: GrantFiled: December 20, 2005Date of Patent: September 1, 2009Assignee: Arkema FranceInventors: Nicholas Martyak, Michael Gernon, Conor Dowling, Daniel Alford
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Patent number: 7381689Abstract: A method and an amide composition used therein for inhibiting, retarding, mitigating, reducing, controlling and/or delaying formation of hydrocarbon hydrates or agglomerates of hydrates. The method may be applied to prevent or reduce or mitigate plugging of conduits, pipes, transfer lines, valves, and other places or equipment where hydrocarbon hydrate solids may form under the conditions. At least one amide compound is added into the process stream, where the compound may be mixed with another compound selected from amino alcohols, esters, quaternary ammonium, phosphonium or sulphonium salts, betaines, amine oxides, other amides, simple amine salts, and combinations thereof.Type: GrantFiled: August 13, 2004Date of Patent: June 3, 2008Assignee: Champion Technologies, Inc.Inventors: Vaithilingam Panchalingam, Michael Gregory Rudel, Scot Harris Bodnar
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Publication number: 20080113890Abstract: A quaternary ammonium salt detergent made from the reaction product of the reaction of: (a) polyalkene-substituted amine having at least one tertiary amino group; and (b) a quaternizing agent suitable for converting the tertiary amino group to a quaternary nitrogen and the use of such quaternary ammonium salt detergents in a fuel composition to reduce intake valve deposits.Type: ApplicationFiled: November 9, 2006Publication date: May 15, 2008Applicant: The Lubrizol CorporationInventors: David J. Moreton, Paul R. Stevenson, Dean Thetford, Jonathan S. Vilardo
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Patent number: 6391070Abstract: It has been discovered that less expensive, and in some cases synergistically effective anti-static additive blends may be added to hydrocarbon fuels to improve the conductivity thereof. The blend includes an anti-static amount of at least one hydrocarbon soluble copolymer of an alkylvinyl monomer and a cationic vinyl monomer and an anti-static amount of at least one hydrocarbon soluble polysulfone copolymer of at least one olefin and sulfur dioxide. Optional ingredients include polymeric polyamines and aryl sulfonic acids.Type: GrantFiled: April 16, 2001Date of Patent: May 21, 2002Assignee: Baker Hughes IncorporatedInventor: John A. Schield
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Patent number: 5833722Abstract: The lubricity of low sulphur fuels is enhanced by incorporation of a lubricity enhancing additive in combination with a nitrogen compound.Type: GrantFiled: November 24, 1997Date of Patent: November 10, 1998Assignee: Exxon Chemical Patents, Inc.Inventors: Brian William Davies, Rinaldo Caprotti, Brid Dilworth
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Patent number: 5672183Abstract: A composition having increased electrical conductivity, comprising a liquid hydrocarbon and an anti-static amount of a hydrocarbon soluble copolymer of an alkylvinyl monomer and a cationic vinyl monomer. The copolymer has an alkylvinyl monomer unit to cationic vinyl monomer unit ratio of from about 1:1 to about 10:1, and has an average molecular weight of from about 800 to about 1,000,000. Other related compositions and methods for measuring electrical conductivity of liquids are also disclosed.Type: GrantFiled: July 1, 1996Date of Patent: September 30, 1997Assignee: Petrolite CorporationInventor: John A. Schield
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Patent number: 5672182Abstract: Colorless markers for petroleum products and methods of detecting them.Type: GrantFiled: July 26, 1996Date of Patent: September 30, 1997Assignee: United Color Manufacturing Inc.Inventor: Michael J. Smith
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Patent number: 5667539Abstract: Compounds of the formula I below are useful as additives in oleaginous compositions: ##STR1## wherein B represents an aromatic system, A represents a hydrocarbyl group, R.sup.1 and R.sup.2 are the same or are different and each independently is an aliphatic hydrocarbyl group containing 10-40 carbon atoms, provided that one of R.sup.1 and R.sup.2 may represent hydrogen; z is at least 1 and wherein the aromatic system carries at least one substituent group which is an activating group for the ring system or a derivative of an activating group.Type: GrantFiled: August 7, 1996Date of Patent: September 16, 1997Assignee: Exxon Chemical Patents Inc.Inventors: Graham Jackson, Rachel Evelyn Mary Kenward, Barbara Catherine Brooke
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Patent number: 5372614Abstract: A sludge dispersing agent for fuel oils includes a polymer having at least one >C.dbd.N.sup.+ < bond in its molecule and at least one compound selected from the group consisting of long-chain alkyl phosphates and alkyl sulfosuccinates and salts thereof.Type: GrantFiled: March 29, 1993Date of Patent: December 13, 1994Assignees: Nippon Zeon Co., Ltd., Nippon Oil CompanyInventors: Shizuo Kitahara, Kazuhisa Kanefuji, Akio Oda, Hiromoto Inoura, Shigeru Kinomoto
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Patent number: 5348561Abstract: Sediment and color formation in distillate fuels are reduced by the addition of a quaternary ammonium compound comprising a cation in which the ratio of carbon atoms to quaternary nitrogen atoms is not more than 10:1 and an anion which is derived from an acid which is a carboxylic acid, carboxylic acid anhydride, phenol, sulphurized phenol or sulphonic acid.Type: GrantFiled: April 26, 1993Date of Patent: September 20, 1994Assignee: Exxon Chemical Patents Inc.Inventors: Michael D. Sexton, Rosalind H. Strange
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Patent number: 5298038Abstract: An additive for fuel oil comprises a compound comprising (a) an alkyl group having 9 to 37 carbon atoms and containing a branched alkyl having 3 to 18 carbon atoms and (b) an amine group having at least one polyoxyalkylene having 2 to 4 carbon atoms or an amineoxide having at least one polyoxyalkylene having 2 to 4 carbon atoms. This additive is effective for cleaning the injection nozzle of coking.Type: GrantFiled: September 25, 1991Date of Patent: March 29, 1994Assignee: Kao CorporationInventors: Jiro Hashimoto, Shogo Nomoto
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Patent number: 5254138Abstract: Conductive fuel detergent compositions which posses not only the desirable characteristics of minimizing unwanted deposits on internal engine surface such as intake systems or port fuel injectors and exhibiting anticorrosion characteristics but also have conductive properties comprise quaternary succinimides which are characterized by having an oligomeric alkyl moiety on the succinimide ring. The additive may be prepared by condensing a (polyalkyl)succinic anhydride with a polyamino hydroxyalkyl quaternary ammonium salt, where the latter is formed by the reaction of a .OMEGA.-haloepoxide with a tertiary amine followed by reaction of the resulting product with a polyamine.Type: GrantFiled: May 4, 1992Date of Patent: October 19, 1993Assignee: UOPInventor: Paul R. Kurek
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Patent number: 5250081Abstract: A process for reducing smoke emitted from a two-cycle internal combustion engine wherein the engine is operated with a lubricant oil-fuel mixture containing certain quaternary ammonium hydroxides. A preferred quaternary ammonium hydroxide is tricapryl methyl quaternary ammonium hydroxide.Type: GrantFiled: August 6, 1991Date of Patent: October 5, 1993Assignee: Exxon Research & Engineering CompanyInventors: Jacob J. Habeeb, Christopher J. May
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Patent number: 5234477Abstract: The present invention is an unleaded fuel composition containing a major amount of a hydrocarbon base fuel of the gasoline boiling range containing an amount effective to reduce NO.sub.x emissions from electronic port fuel injected engines of ammonia or an ammonium compound. The invention also includes a method of reducing NO.sub.x emissions from electronic port fuel injected engines by feeding to the engine exhaust gases at a point between the outlet valves and catalytic converter an amount effective to reduce NO.sub.x emissions from the engines of ammonia or an ammonium compound.Type: GrantFiled: April 28, 1992Date of Patent: August 10, 1993Assignee: Shell Oil CompanyInventor: John E. Gwyn
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Patent number: 5112364Abstract: Gasolines containing polyetheramine and/or polyetheramine derivatives to improve valve cleaning properties.Type: GrantFiled: April 29, 1991Date of Patent: May 12, 1992Assignee: BASF AktiengesellschaftInventors: Hans P. Rath, Helmut Mach, Knut Oppenlaender, Willibald Schoenleben, Hans-Henning Vogel