In The Form Of A Salt Patents (Class 518/718)
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Patent number: 8895632Abstract: An object of the invention is to provide an anthracene derivative having characteristics peculiar to anthracene such as e.g., high carbon density, high melting point, high refractive index and fluorescent properties for ultraviolet rays, etc., and reaction diversity that results from the bisphenol structure, and a process for producing the same. Disclosed is an anthracene derivative represented by the following general formula (1): in the formula (1), X and Y each independently represent a hydroxyaryl group. The aforementioned X and Y are preferably a hydroxyphenyl group. In addition, the anthracene derivative can be produced by a process including allowing at least one compound selected from phenols and anthracene-9-carboaldehyde to react in the presence of an oxygen-containing inert organic solvent and an acid catalyst.Type: GrantFiled: October 15, 2010Date of Patent: November 25, 2014Assignee: Asahi Organic Chemicals Industry Co., Ltd.Inventors: Hiroyuki Hyodo, Hidekazu Konishi
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Publication number: 20140243436Abstract: A method is described for preparing a catalyst precursor suitable for use in the Fischer-Tropsch synthesis of hydrocarbons including 10 to 40% by weight of cobalt oxide crystallites and 0.05 to 0.5% by weight of a precious metal promoter, dispersed over the surface of a porous transition alumina wherein the surface of the transition alumina has been modified by inclusion of 0.25 to 3.5% wt magnesium, including the steps of: (a) forming a modified catalyst support by impregnating a transition alumina with a magnesium compound, drying and calcining the impregnated alumina in a first calcination at a temperature ?600° C. to convert the magnesium compound into oxidic form, and (b) forming a catalyst precursor by impregnating the modified catalyst support with a cobalt compound and precious metal promoter compound, drying and calcining the impregnated catalyst support in a second calcination to convert the cobalt compound to cobalt oxide.Type: ApplicationFiled: October 3, 2012Publication date: August 28, 2014Inventors: Gary Bevan Combes, John Bleddyn Claridge, James Robin Gallagher, Matthew J. Rosseinsky, Paul Boldrin
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Patent number: 8506910Abstract: A process and system for producing high octane fuel from carbon dioxide and water is disclosed. The feedstock for the production line is industrial carbon dioxide and water, which may be of lower quality. The end product can be high octane gasoline, high cetane diesel or other liquid hydrocarbon mixtures suitable for driving conventional combustion engines or hydrocarbons suitable for further industrial processing or commercial use. Products, such as dimethyl ether or methanol may also be withdrawn from the production line. The process is nearly emission free and reprocesses all hydrocarbons not suitable for liquid fuel to form high octane products. The heat generated by exothermic reactions in the process is fully utilized as is the heat produced in the reprocessing of hydrocarbons not suitable for liquid fuel.Type: GrantFiled: April 20, 2012Date of Patent: August 13, 2013Assignee: CRI EHFInventors: Shwetank Singh, Omar Freyr Sigurbjornsson, Kim-Chinh Tran
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Patent number: 8188153Abstract: The disclosed invention relates to a process for converting a reactant composition comprising H2 and CO to a product comprising at least one aliphatic hydrocarbon having at least about 5 carbon atoms, the process comprising: flowing the reactant composition through a microchannel reactor in contact with a Fischer-Tropsch catalyst to convert the reactant composition to the product, the microchannel reactor comprising a plurality of process microchannels containing the catalyst; transferring heat from the process microchannels to a heat exchanger; and removing the product from the microchannel reactor; the process producing at least about 0.5 gram of aliphatic hydrocarbon having at least about 5 carbon atoms per gram of catalyst per hour; the selectivity to methane in the product being less than about 25%. The disclosed invention also relates to a supported catalyst comprising Co, and a microchannel reactor comprising at least one process microchannel and at least one adjacent heat exchange zone.Type: GrantFiled: March 5, 2010Date of Patent: May 29, 2012Assignee: Velocys, Inc.Inventors: Yong Wang, Anna Lee Tonkovich, Terry Mazanec, Francis P. Daly, Dave VanderWiel, Jianli Hu, Chunshe Cao, Charles Kibby, Xiaohong Shari Li, Michael D. Briscoe, Nathan Gano, Ya-Huei Chin
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Patent number: 8003841Abstract: Processes and systems for utilizing products from DME synthesis in converting oxygenates to olefins are provided that include removing a DME-reactor effluent from a DME reactor, wherein the DME effluent includes DME, water, and methanol; separating carbon dioxide gas from the DME reactor effluent in a liquid gas separator to produce a degassed effluent stream. The processes and systems can include feeding the degassed effluent stream to an oxygenate to olefin reactor to produce an olefin containing effluent, wherein the olefin containing effluent further includes oxygenates.Type: GrantFiled: June 30, 2008Date of Patent: August 23, 2011Assignee: UOP LLCInventor: Andrea G. Bozzano
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Patent number: 7994366Abstract: Provided is a process for continuously preparing methyl mercaptan by reacting a reactant mixture comprising solid, liquid and/or gaseous carbon- and/or hydrogen-containing compounds with air or oxygen, and/or water and sulfur.Type: GrantFiled: May 23, 2008Date of Patent: August 9, 2011Assignee: Evonik Degussa GmbHInventors: Jan-Olaf Barth, Hubert Redlingshoefer, Caspar-Heinrich Finkeldei, Christoph Weckbecker, Klaus Huthmacher
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Patent number: 7709541Abstract: An improved skeletal iron catalyst is provided for use in Fischer-Tropsch synthesis reactions for converting CO and H2 to hydrocarbon products. The skeletal iron catalyst is manufactured using iron and a removable non-ferrous component such as aluminum. The iron and removable non-ferrous component are mixed together to form a precursor catalyst and then a portion of the removable non-ferrous component is removed to leave a skeletal iron catalyst. One or more first promoter metals and optionally one or more second promoter metals are incorporated into the skeletal iron catalyst either by blending the promoter into the precursor catalyst during the formation thereof or by depositing the promoter on the skeletal iron. The first promoter metals comprises a metal selected from the group consisting of titanium, zirconium, vanadium, cobalt, molybdenum, tungsten, and platinum-group metals.Type: GrantFiled: July 14, 2006Date of Patent: May 4, 2010Assignee: Headwaters Technology Innovation, LLCInventors: Yijun Lu, Zhihua Wu, Zhenhua Zhou, Bing Zhou
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Patent number: 7629288Abstract: A catalyst composition and a process of using a catalyst composition for preparing high molecular weight hydrocarbons, such as polymethylene, from a fluid containing hydrogen and carbon monoxide are disclosed. The catalyst composition contains ruthenium and a treated silica support component. The treated silica support component is prepared by a process including contacting a silica support component, such as silicon dioxide, and a treating agent, such as a silicon-containing compound.Type: GrantFiled: February 7, 2006Date of Patent: December 8, 2009Assignee: ConocoPhillips CompanyInventors: James B. Kimble, Jianhua Yao
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Patent number: 7459485Abstract: This invention relates to a hydrocarbon synthesis process comprising the conversion of a feed of H2 and at least one carbon oxide to hydrocarbons containing at least 30% on a mass basis hydrocarbons with five or more carbon atoms. The conversion is carried out in the presence of an alkali-promoted iron hydrocarbon synthesis catalyst and an acidic catalyst suitable for converting hydrocarbons. The reaction mixture formed during the conversion contains less than 0.02 mol alkali per 100 g iron and the H2:carbon oxide molar ration in the feed of H2 and carbon oxide is at least 2.Type: GrantFiled: April 15, 2003Date of Patent: December 2, 2008Assignee: Sasol Technology (Proprietary) LimitedInventors: Frederick Gideon Botes, Tracy Carolyn Bromfield, Philip Gibson, Rafael Luis Espinoza
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Patent number: 7453019Abstract: The invention relates to a conversion process for making olefin(s) using a molecular sieve catalyst composition. More specifically, the invention is directed to a process for converting a feedstock comprising an oxygenate in the presence of a molecular sieve catalyst composition, wherein the feedstock is free of or substantially free of metal salts.Type: GrantFiled: May 25, 2007Date of Patent: November 18, 2008Assignee: ExxonMobil Chemical Patents Inc.Inventors: Marcel J. G. Janssen, Teng Xu, Cor F. Van Egmond, Keith F. Kuechler, Stephen N. Vaughn
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Publication number: 20080051476Abstract: In accordance with one embodiment of the present disclosure, a method of producing alcohol includes dispersing a catalyst in a supercritical fluid and causing carbon monoxide and hydrogen to contact the dispersed catalyst, whereby a reaction occurs to produce the alcohol.Type: ApplicationFiled: August 23, 2006Publication date: February 28, 2008Inventors: Matthew F. Russell, James John Moore
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Publication number: 20080015266Abstract: A method for transforming at least a part of the catalyst precursor hematite into ?-carbide (Fe5C2) and ??-carbide (FeC2.2) without a large amount of fines generation. This method slows the transformation of the hematite to iron carbides by reducing the partial pressure of the synthesis gas by inert gas dilution. The activation time is about three to about five hours.Type: ApplicationFiled: July 12, 2006Publication date: January 17, 2008Inventors: Dennis L. Yakobson, Elijah C. Philipp, Mark S. Bohn
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Publication number: 20080015267Abstract: An improved skeletal iron catalyst is provided for use in Fischer-Tropsch synthesis reactions for converting CO and H2 to hydrocarbon products. The skeletal iron catalyst is manufactured using iron and a removable non-ferrous component such as aluminum. The iron and removable non-ferrous component are mixed together to form a precursor catalyst and then a portion of the removable non-ferrous component is removed to leave a skeletal iron catalyst. One or more first promoter metals and optionally one or more second promoter metals are incorporated into the skeletal iron catalyst either by blending the promoter into the precursor catalyst during the formation thereof or by depositing the promoter on the skeletal iron. The first promoter metals comprises a metal selected from the group consisting of titanium, zirconium, vanadium, cobalt, molybdenum, tungsten, and platinum-group metals.Type: ApplicationFiled: July 14, 2006Publication date: January 17, 2008Applicant: HEADWATERS NANOKINETIX, INC.Inventors: Yijun Lu, Zhihua Wu, Zhenhua Zhou, Bing Zhou
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Publication number: 20070281203Abstract: The present invention relates to a catalyst for removing a metal carbonyl which comprises a nickel-containing catalyst component and copper, said copper being present in an amount of 0.001 to 250% by weight in terms of metallic copper on the basis of a weight of the nickel contained in the catalyst component. The catalyst may further contain, if required, zinc oxide, a clay mineral, or a clay mineral supporting at least one element having an average particle diameter of not more than 50 nm which is selected from the group consisting of ruthenium, rhodium, iridium, platinum, gold, silver, palladium, nickel, cobalt, copper, iron, zinc, vanadium and manganese. When using the catalyst, it is possible to produce a mixed reformed gas from hydrocarbons, and remove a metal carbonyl in a reforming reaction field.Type: ApplicationFiled: May 3, 2007Publication date: December 6, 2007Applicant: Toda Kogyo CorporationInventors: Naoya Kobayashi, Shinji Takahashi
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Patent number: 7276540Abstract: The present invention relates to thermally stable, high surface area alumina supports and a method of preparing such supports with at least one modifying agent. The method includes adding an aluminum modifying agent to the alumina prior to calcining. The inventive support has thermal stability at temperatures above 800° C. A more specific embodiment of the invention is a catalyst having a high surface area, thermally stable alumina support with at least one group VIII metal or rhenium and an optional promoter loaded onto the support. The present invention further relates to gas-to-liquids conversion processes, more specifically for producing C5+ hydrocarbons.Type: GrantFiled: November 12, 2003Date of Patent: October 2, 2007Assignee: ConocoPhillips CompanyInventors: Rafael L. Espinoza, Dan Fraenkel, Kevin L. Coy
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Patent number: 7056955Abstract: According to a preferred embodiment, the present invention features a bulk catalyst that includes precipitated cobalt metal. The precipitated cobalt catalyst further includes a textural promoter, a binder and optionally a Group I metal. The method of making the catalyst is optimized so as to enhance attrition resistance and improve activity. According to some embodiments, the present catalyst is made by a method that includes one or a combination of: calcination under optimized temperature conditions; exposure to an acidic solution; and addition of a binder to a suspension of a precipitate. According to some embodiments, a Fischer-Tropsch process includes contacting the present catalyst with a feed stream containing carbon monoxide and hydrogen so as to produce hydrocarbons.Type: GrantFiled: December 22, 2003Date of Patent: June 6, 2006Assignee: ConocoPhillips CompanyInventors: Rafael L. Espinoza, Kandaswamy Jothimurugesan, Ajoy P. Raje, Kevin L. Coy, Nithya Srinivasan
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Patent number: 6933324Abstract: A method for performing a Fischer-Tropsch process using as a catalyst (precursor) an iron-containing layered material selected from the group consisting of layered materials in which iron is present in the layered structure as divalent and/or trivalent metal (group 1), iron-doped layered materials (group 2), calcined iron-doped layered materials (group 3), and calcined layered materials in which iron is present in the layered structure as divalent metal (group 4). The term “layered material” includes anionic clays, layered hydroxy salts, cationic clays, and cationic layered materials.Type: GrantFiled: August 8, 2003Date of Patent: August 23, 2005Assignee: Akzo Nobel N.V.Inventors: Dennis Stamires, Marieke Paulyne Renate Spee, Erik Jeroen Laheij, Paul O'Connor
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Publication number: 20040259960Abstract: According to a preferred embodiment, the present invention features a bulk catalyst that includes precipitated cobalt metal. The precipitated cobalt catalyst further includes a textural promoter, a binder and optionally a Group I metal. The method of making the catalyst is optimized so as to enhance attrition resistance and improve activity. According to some embodiments, the present catalyst is made by a method that includes one or a combination of: calcination under optimized temperature conditions; exposure to an acidic solution; and addition of a binder to a suspension of a precipitate. According to some embodiments, a Fischer-Tropsch process includes contacting the present catalyst with a feed stream containing carbon monoxide and hydrogen so as to produce hydrocarbons.Type: ApplicationFiled: December 22, 2003Publication date: December 23, 2004Applicant: ConocoPhillips CompanyInventors: Rafael L. Espinoza, Kandaswamy Jothimurugesan, Ajoy P. Raje, Kevin L. Coy, Nithya Srinivasan
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Publication number: 20040157939Abstract: A method for converting light hydrocarbons (e.g. methane or natural gas) to synthesis gas employs a silicon carbide-supported catalyst that catalyzes a net partial oxidation reaction. Certain preferred catalysts include a catalytically active metal disposed on a silicon carbide support.Type: ApplicationFiled: February 10, 2003Publication date: August 12, 2004Applicant: ConocoPhillips CompanyInventors: Sriram Ramani, David M. Minahan, Yi Jiang
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Publication number: 20040132833Abstract: A hydrothermally-stable catalyst, method for making the same, and process for producing hydrocarbon, wherein the catalyst is used in synthesis gas conversion to hydrocarbons. In one embodiment, the method comprises depositing a compound of a catalytic metal selected from Groups 8, 9, and 10 of the Periodic Table on a support material comprising boehmite to form a composite material; and calcining the composite material to form the catalyst. In other embodiments, the support material comprises synthetic boehmite, natural boehmite, pseudo-boehmite, or combinations thereof.Type: ApplicationFiled: October 16, 2003Publication date: July 8, 2004Applicant: ConocoPhillips CompanyInventors: Rafael L. Espinoza, Yaming Jin, Kandaswamy Jothimurugesan, Nithya Srinivasan
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Publication number: 20040132834Abstract: A catalyst and method for producing hydrocarbons using a catalyst support having an improved hydrothermal stability, such as under Fischer-Tropsch synthesis conditions. The stabilized support is made by a method comprising treating a boehmite material in contact with at least one structural stabilizer. Contacting the boehmite with at least one structural stabilizer can include forming a mixture comprising the boehmite material and at the least one structural stabilizer. The mixture can be a sol or a slurry. The treating preferably includes drying or spray drying the mixture, and calcining in an oxidizing atmosphere to obtain the stabilized support. Preferred structural stabilizers can include an element, such as cobalt, magnesium, zirconium, boron, aluminum, barium, silicon, lanthanum, oxides thereof, or combinations thereof; or can include precipitated oxides, such as a co-precipitated silica-alumina.Type: ApplicationFiled: October 16, 2003Publication date: July 8, 2004Applicant: ConocoPhillips CompanyInventors: J. Dale Ortego, Kandaswamy Jothimurugesan, Rafael L. Espinoza, Kevin L. Coy, Beatrice C. Ortego
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Publication number: 20030191200Abstract: A catalyst including a metal material and alumina, and a method of preparing such catalyst composition, are disclosed. A catalyst including a metal material, alumina, and thallium, and a method of preparing such catalyst composition are also disclosed. Each of these thus-obtained catalysts can be used for the conversion of synthesis gas into olefins.Type: ApplicationFiled: April 8, 2002Publication date: October 9, 2003Inventors: Jianhua Yao, James B. Kimble
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Publication number: 20030166734Abstract: A process for the preparation of a catalyst useful for conducting carbon monoxide hydrogenation reactions, particularly Fischer-Tropsch reactions; the catalyst compositions, use of the catalyst compositions for conducting such reactions, and the products of these reactions. The steps of the process for producing the catalyst comprise impregnating a powder, or particulate refractory inorganic oxide solids, preferably silica, with a) a soluble compound or salt of a catalytic metal of the Iron Group, preferably cobalt, and b) a soluble compound, or salt, of a Group VIII noble metal, preferably platinum, suitably by sequential contact of the solids with a solution of (a) and a solution of (b), by sequential contact of the solids with a solution of (b) and a solution of (a), or by contact with a solution which contains both (a) and (b).Type: ApplicationFiled: February 28, 2003Publication date: September 4, 2003Inventors: Alla Jurievna Krylova, Albert L?apos;vovich Lapidus, Maria Vadimovna Tsapkina
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Publication number: 20020045671Abstract: A process is disclosed for producing hydrocarbons. The process involves contacting a feed stream comprising hydrogen and carbon monoxide with a catalyst in a reaction zone maintained at conversion-promoting conditions effective to produce an effluent stream comprising hydrocarbons. In accordance with this invention, the catalyst used in the process preferably includes at least cobalt, rhenium, and a promoter selected from the group including boron, phosphorus, potassium, manganese, and vanadium. The catalyst may also comprise a support material selected from the group including silica, titania, titania/alumina, zirconia, alumina, aluminum fluoride, and fluorided aluminas.Type: ApplicationFiled: August 24, 2001Publication date: April 18, 2002Inventors: Wenchun Chao, Kamel M. Makar, Leo E. Manzer, Munirpallam A. Subramanian
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Patent number: 6368997Abstract: A process is disclosed for producing hydrocarbons. The process involves contacting a feed stream comprising hydrogen and carbon monoxide with a catalyst in a reaction zone maintained at conversion-promoting conditions effective to produce an effluent stream comprising hydrocarbons. In accordance with this invention the catalyst used in the process includes at least one catalytic metal selected for Fischer-Tropsch reactions (e.g., iron, cobalt, nickel and/or ruthenium); and a support selected from the group consisting of fluorides and fluorided oxides of at least one element selected from the elements of Groups 2 through 15 of the periodic table of elements and elements with atomic numbers 58 through 71 (e.g., zinc, magnesium, calcium, barium, chromium, yttrium, lanthanum, samarium, europium and/or dysprosium).Type: GrantFiled: May 19, 1999Date of Patent: April 9, 2002Assignee: Conoco Inc.Inventors: Norman Herron, Leo E. Manzer, Munirpallam A. Subramanian
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Patent number: 4637993Abstract: Supported cobalt catalysts with specified inhomogeneous cobalt distribution over the catalyst particles (expressed as a ratio (.SIGMA.V.sub.p /.SIGMA.V.sub.c).ltoreq.0.55 are prepared by immersion of a porous carrier into a solution of a cobalt compound in such a way that a given relation between the viscosity (in cS) and Temperature (degrees K.) of the solution and the immersion time (in sec) is met. For each immersion, this relation is (log v/t.times.T).times.10.sup.4 .gtoreq.1.Type: GrantFiled: September 25, 1985Date of Patent: January 20, 1987Assignee: Shell Oil CompanyInventors: Willibrord A. van Erp, Johannes M. Nanne, Martin F. M. Post
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Patent number: 4539334Abstract: A Fischer-Tropsch process comprises contacting hydrogen and carbon monoxide in the presence of a conventional Fischer-Tropsch catalyst in combination with an amount of phosphorus effective to selectively poison the Fischer-Tropsch catalyst so as to improve the selectivity of said catalyst to C.sub.2 -C.sub.4 olefins.Type: GrantFiled: November 14, 1983Date of Patent: September 3, 1985Assignee: The Dow Chemical CompanyInventor: Craig B. Murchison
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Patent number: 4496666Abstract: Catalysts comprising the mixed oxides of ruthenium, palladium or platinum and alkali metals are provided which are useful in the subject process for the upgrading of synthesis gas, particularly for obtaining alkanes and alcohols having at least two carbon atoms, in addition to methane and methanol. Also provided is a temperature gradient reactor useful in synthesis gas upgrading reactions for increasing selectivity to higher carbon number products.Type: GrantFiled: December 2, 1983Date of Patent: January 29, 1985Assignee: The Standard Oil CompanyInventors: Frederick A. Pesa, Anne M. Graham
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Patent number: 4476250Abstract: Methanol is produced by passing CO and H.sub.2 over a supported Pd catalyst containing an alkali metal alkaline earth metal, or lanthanide promoter and supported on a carbon support with defined surface area characteristics.Type: GrantFiled: August 12, 1983Date of Patent: October 9, 1984Assignee: The British Petroleum Company p.l.c.Inventors: Richard W. Joyner, John J. McCarroll, Stephen R. Tennison
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Patent number: 4408069Abstract: A homogeneous catalytic process for the conversion of methanol to methyl acetate. The process comprises contacting CO with methanol in the presence of a catalytically effective amount of an iron-cobalt carbonyl complex of the formula M[FeCo.sub.3 (CO).sub.12 ] or M[CoFe.sub.3 (CO).sub.13 ] where M is hydrogen or a cation and an iodide promoter, heating the resultant mixture at temperatures of from 100.degree. to 250.degree. C. at pressures of from 5 to 100 MPa.Type: GrantFiled: October 6, 1980Date of Patent: October 4, 1983Assignee: Exxon Research and Engineering Co.Inventor: Gerald Doyle
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Patent number: 4269783Abstract: A method is disclosed for the conversion of a syngas to a liquid hydrocarbon product having a boiling range of less than 400.degree. F. at a 90% overhead and being a predominantly olefinic product, wherein the olefins have substantially internal double bonds. The method for accomplishing this stated result involves an improvement in the method for the conversion of synthesis gas by contacting the same with a catalyst composite comprising a mixture of a Fischer-Tropsch catalyst and a volume excess of an acidic catalyst, e.g., silica-alumina or a crystalline aluminosilicate zeolite and wherein the activity of the acidic component is balanced with the activity of the Fischer-Tropsch component so as to maximize the yield of desired olefinic product.Type: GrantFiled: March 7, 1977Date of Patent: May 26, 1981Assignee: Mobil Oil CorporationInventors: James A. Brennan, Philip D. Caesar, Julius Ciric, William E. Garwood, Robert E. Holland