Patents Assigned to Sud-Chemie Inc.
-
Patent number: 7566680Abstract: A method for producing a high surface area iron material starting with a low surface area iron metal is disclosed. The iron material of the present invention has a surface area of at least about 200 m2/g, and is prepared via a method which comprises reacting a low surface area iron metal with oxygen and an organic acid. The high surface area iron material formed via this method is essentially free of contaminants.Type: GrantFiled: October 20, 2005Date of Patent: July 28, 2009Assignee: Sud-Chemie Inc.Inventors: Guido Petrini, Esterino Conca, Robert J. O'Brien, X.D. Hu, Samantha Sargent
-
Patent number: 7560412Abstract: A method for producing a cobalt on alumina catalyst is disclosed. The catalyst is prepared by thoroughly mixing cobalt nitrate into a peptized alumina slurry, and then spray-drying the slurry to form attrition resistant microspheres. The cobalt prepared by this invention is fully reducible. Optionally, metals such as ruthenium can be added to the cobalt/alumina catalyst by impregnation or methods known in the prior art.Type: GrantFiled: August 14, 2004Date of Patent: July 14, 2009Assignee: Sud-Chemie Inc.Inventors: Todd Osbourne, Robert O'Brien, Jeff Kirchner, X. D. Hu
-
Patent number: 7557060Abstract: The present invention relates to a solid phosphoric acid catalyst and a process for conversion of hydrocarbons using a solid phosphoric acid catalyst. The solid phosphoric acid catalyst comprises silicon orthophosphate, and has a silicon orthophosphate to silicon pyrophosphate ratio of at least about 5:1. The total pore volume of the solid phosphoric acid catalyst is at least about 0.17 cm3 per gram of catalyst, of which at least about 0.15 cm3 per gram is contributed by pores with diameter of at least about 10,000 ?.Type: GrantFiled: June 29, 2007Date of Patent: July 7, 2009Assignee: Sud-Chemie Inc.Inventors: Ling Xu, Wayne Turbeville, Gregory A. Korynta, Jeffrey L. Braden
-
Publication number: 20090118119Abstract: A water gas shift catalyst comprising a precious metal deposited on a support, wherein the support is prepared from a mixture comprising a low surface area material, such as an aluminate, particularly a hexaaluminate, and a high surface area material, such as a mixed metal oxide, particularly a mixture of zirconia and ceria, to which may be added one or more of a high surface area transitional alumina, an alkali or alkaline earth metal dopant and an additional dopant selected from Ga, Nd, Pr, W, Ge, Au, Ag, Fe, oxides thereof and mixtures thereof.Type: ApplicationFiled: November 1, 2007Publication date: May 7, 2009Applicant: SUD-CHEMIE INC.Inventors: Chandra Ratnasamy, Jon P. Wagner
-
Publication number: 20090108238Abstract: A catalyst for reforming hydrocarbons comprising a precious metal, preferably selected from the group consisting of rhodium, platinum, palladium, osmium, iridium, ruthenium, rhenium, and combinations thereof deposited on a support, wherein the support is produced from a mixture of a low surface area material and a high surface area material.Type: ApplicationFiled: October 31, 2007Publication date: April 30, 2009Applicant: SUD-CHEMIE INC.Inventors: Jon P. Wagner, Chandra Ratnasamy, Charles D. Faulk
-
Patent number: 7521393Abstract: A catalyst for selective hydrogenation of acetylenes and diolefins, particularly in a raw gas feed stream for front end selective hydrogenation. The catalyst contains a low surface area carrier with a surface area from about 2-20 m2/g, wherein the pore volume of the pores of the carrier is greater than about 0.4 cc/g, wherein at least 90 percent of the pore volume of the pores is contained within pores having a pore diameter greater than about 500 ? and wherein from about 1 to about 2 percent of the total pore volume is contained in pores with a pore diameter from about 500 to about 1,000 ?, palladium, wherein the palladium comprises from about 0.01 to about 0.1 weight percent of the catalyst, and a Group IB metal, wherein the Group IB metal comprises from about 0.005 to about 0.06 weight percent of the catalyst.Type: GrantFiled: July 27, 2004Date of Patent: April 21, 2009Assignee: Süd-Chemie IncInventors: Steven A. Blankenship, Jennifer A. Boyer, Gary R. Gildert
-
Publication number: 20090056361Abstract: A moisture absorbing product, particularly for use in containers or railcars, includes a desiccant container including a plurality of separate desiccant holding compartments, each containing a quantity of desiccant material, a support over which the desiccant material is placed, a sheeting material, which substantially covers the desiccant container and which is permeable to gaseous water vapor but substantially impermeable to liquid water, and a strap with hook, secured to or within the support or desiccant container, which strap and hook are useful for hanging the moisture absorbing product within the container or railcar.Type: ApplicationFiled: March 15, 2007Publication date: March 5, 2009Applicant: Sud-Chemie Inc.Inventors: Ronald J. Magargee, Genevieve Kuhn, Stefan Dick, Justin A. Mueller, Mark A. Florez, Joaquin Teixeira
-
Patent number: 7491860Abstract: A process for adiabatic, non-oxidative dehydrogenation of hydrocarbons including passing a hydrocarbon feed stream through a catalyst bed, wherein the catalyst bed includes a first layer of a catalyst and second layer of a catalyst, wherein the catalyst of the first layer has high activity but a higher capacity for producing coke than the catalyst of the second layer and the second catalyst also has high activity but a lower capacity for producing coke than the catalyst of the first layer.Type: GrantFiled: August 3, 2005Date of Patent: February 17, 2009Assignee: Süd-Chemie Inc.Inventors: Vladimir Fridman, Michael Urbancic, Andrzej Rokicki
-
Patent number: 7452844Abstract: The Fischer-Tropsch catalyst of the present invention is a transition metal-based catalyst having a high surface area, a smooth, homogeneous surface morphology, an essentially uniform distribution of cobalt throughout the support, and a small metal crystallite size. In a first embodiment, the catalyst has a surface area of from about 100 m2/g to about 250 m2/g; an essentially smooth, homogeneous surface morphology; an essentially uniform distribution of metal throughout an essentially inert support; and a metal oxide crystallite size of from about 40 ? to about 200 ?. In a second embodiment, the Fischer-Tropsch catalyst is a cobalt-based catalyst with a first precious metal promoter and a second metal promoter on an aluminum oxide support, the catalyst having from about 5 wt % to about 60 wt % cobalt; from about 0.0001 wt % to about 1 wt % of the first promoter, and from about 0.01 wt % to about 5 wt % of the second promoter.Type: GrantFiled: May 8, 2001Date of Patent: November 18, 2008Assignee: Süd-Chemie IncInventors: X. D. Hu, Patrick J. Loi, Robert J. O'Brien
-
Patent number: 7435862Abstract: A radial reactor for utilization for catalytic reactions of gaseous or liquid feedstreams including an annular catalyst bed, wherein the material contained within the catalyst bed includes an active catalyst material, contained within an outer ring-shaped layer of the catalyst bed, and a generally inert material, contained within an inner ring-shaped layer of the catalyst bed, wherein the generally inert material includes a potassium-containing compound, such as potassium oxide, hydroxide, carbonate or bicarbonate.Type: GrantFiled: December 1, 2005Date of Patent: October 14, 2008Assignee: Sud-Chemie Inc.Inventors: David L. Williams, Andrzej Rokicki, Dennis J. Smith, Kyle Mankin
-
Patent number: 7389877Abstract: An apparatus for packaging electronic components, particularly integrated circuits, which includes a carrier tape into or on which the integrated circuits can be secured, a packing reel, to which is secured the carrier tape, wherein one or more components of the packing reel is composed of a plastic material and a desiccating material, and preferably a copolymer, and optionally an electrostatic dissipating product. The packing reel may further include a humidity indicating system. The apparatus may also be placed within a water and moisture-proof barrier bag for shipment purposes.Type: GrantFiled: December 6, 2004Date of Patent: June 24, 2008Assignee: Sud-Chemie Inc.Inventors: Stefan Dick, Michelle Martin, Francois Dessus
-
Patent number: 7378369Abstract: A calcium-promoted alumina supported nickel reforming catalyst stabilized with titanium is disclosed. The catalyst is particularly useful for reforming reaction in feed streams containing significant quantities of CO and CO2, low quantities of steam (the feed stream having a H2O/CH4 of less than 0.8 and a CO2/CH4 of greater than 0.5) and relatively high quantities of sulfur compounds (up to about 20 ppm). The catalyst comprises from about 25 wt % to about 98 wt % alumina as a support, from about 2 wt % to about 40 wt % nickel oxide, which is promoted with from about 0.5 wt % to about 35 wt % calcium oxide, and which is stabilized with from about 0.01 wt % to about 20 wt % titanium, wherein the calcium oxide is combined with the alumina to form calcium aluminate. The catalyst can be used in reforming reactions to produce syngas and has advantages in producing low hydrogen to carbon monoxide ratio syngas for applications such as iron ore reduction.Type: GrantFiled: March 22, 2004Date of Patent: May 27, 2008Assignee: Sud-Chemie Inc.Inventors: Shizhong Zhao, Yeping Cai, Jurgen Ladebeck
-
Patent number: 7378370Abstract: A promoted calcium-alumina supported reforming catalyst that is particularly useful for reforming reactions where low H2/CO ratio synthesis gas, such as less than 2.3 is generated directly is disclosed. The catalyst comprises from about 25 wt % to about 98 wt % alumina, from about 0.5 wt % to about 35 wt % calcium oxide, from about 0.01 wt % to about 35 wt % of a promoter, and from about 0.05 wt % to about 30 wt % of an active metal. The promoter is selected from the group consisting of titanium, zirconium, yttrium, niobium, elements of the lanthanum-series, such as, without limitation, lanthanum, cerium, praseodymium, neodymium, promethium, samarium, europium, gadolinium, ytterbium, and combinations thereof. The active metal is selected from the group consisting of nickel, cobalt, rhodium, ruthenium, palladium, platinum, iridium and combinations thereof as active metal, wherein the calcium oxide is combined with the alumina to form aluminum-rich calcium aluminates.Type: GrantFiled: October 13, 2004Date of Patent: May 27, 2008Assignee: Süd-Chemie IncInventors: Yeping Cai, William M. Faris, Jeffery E. Riley, Robert E. Riley, David P. Tolle, Jon P. Wagner, Shizhong Zhao
-
Patent number: 7335422Abstract: A moisture-absorbing polymeric material is disclosed which consists of a combination of a thermoplastic material with an absorbing agent. The thermoplastic material is chosen such that when the absorbing agent is added to the thermoplastic material in the molten state and subsequently formed into a product, the absorbing agent tends to migrate towards the surface of the moisture-absorbing polymeric material to form a migration zone, wherein the absorbing agent is more highly concentrated in the surface of the polymer material than towards the interior.Type: GrantFiled: November 24, 2004Date of Patent: February 26, 2008Assignee: Sud-Chemie Inc.Inventors: Stefan O. Dick, Sebastien Brogly, Eric Judek, Francois Dessus
-
Patent number: 7332454Abstract: An oxidation catalyst deposited on a filter substrate for the removal of CO, hydrocarbons, and particulate matter, such as soot, from an exhaust stream wherein the oxidation catalyst is formed from a platinum group metal supported on a refractory oxide, tin oxide, and a zeolite.Type: GrantFiled: March 16, 2005Date of Patent: February 19, 2008Assignee: Sud-Chemie Inc.Inventors: Zhongyuan Dang, Yinyan Huang, Amiram Bar-Ilan
-
Publication number: 20080017528Abstract: A multifunctional vessel which includes an outer container, a moisture control material, and a scented material placed within or formed as part of the outer container, wherein the scented material includes a plastic composition, preferably a thermoplastic material, blended with a scent imparting material. The scented material can be formed in the shape of an inner container for holding an adsorbing composition, such as a gas adsorbing material. Alternatively, the scented material can be layered in the vessel to form an inner layer of the outer container and the moisture control material can be placed in a separate canister or sachet. The moisture control material can be placed in a container, such as a canister or a sachet, wherein the moisture control material regulates the relative humidity within the vessel.Type: ApplicationFiled: June 21, 2007Publication date: January 24, 2008Applicant: SUD-CHEMIE INC.Inventors: Ronald Magargee, Genevieve Kuhn, Stefan Dick
-
Patent number: 7309480Abstract: A catalyst that can be used for the production of hydrogen from hydrocarbon fuels in steam reforming processes contains an active metal of, e.g., at least one of Ir, Pt and Pd, on a catalyst support of, e.g., at least one of monoclinic zirconia and an alkaline-earth metal hexaaluminate. The catalyst exhibits improved activity, stability in both air and reducing atmospheres, and sulfur tolerance.Type: GrantFiled: April 16, 2004Date of Patent: December 18, 2007Assignees: H2Gen Innovations, Inc., Süd-Chemie, Inc.Inventors: Franklin D. Lomax, Jr., John Lettow, Aaron L. Wagner, Jon P. Wagner, Duane Myers
-
Patent number: 7271126Abstract: A method for producing a catalyst for use in the dehydrogenation of ethylbenzene to styrene is disclosed. The catalyst of the present invention comprises a high purity metal and at least one promoter in the form of solid oxides, oxide hydrates, hydroxides, hydroxycarbonates or metals. The catalyst is prepared via a method which comprises the preparation of at least one high purity iron precursor with or without an additional support material and which uses a nominal amount of water in the catalyst production. The catalyst pellets prepared with the high purity metal precursor are essentially free of sulfur and chloride contaminants.Type: GrantFiled: June 24, 2004Date of Patent: September 18, 2007Assignee: Sud-Chemie Inc.Inventors: Dennis J. Smith, Robert J. O'Brien, X. D. Hu
-
Patent number: 7271307Abstract: The present development relates to a modification of the Houdry process for the dehydrogenation of aliphatic hydrocarbons, whereby the dehydrogenation cycle is extended, or lengthened, and hydrogen gas is added into the reaction. The combination of the extended cycle with the hydrogen introduction results in a surprising stabilization of the production rate in the dehydrogenation process. The hydrogen gas may be introduced through a recycle step. The process of the present development is demonstrated for the dehydrogenation of propane to propylene.Type: GrantFiled: October 28, 2003Date of Patent: September 18, 2007Assignee: Sud-Chemie Inc.Inventors: Michael A. Urbancic, Michael W. Balakos, Robert J. Gartside, Robert J. Brummer
-
Patent number: 7235507Abstract: A diesel oxidation catalyst comprising a honeycomb substrate washcoated with a mixture of clay, a refractory oxide and a zeolite is disclosed. The washcoated substrate is subsequently deposited with a precious metal catalyst and a sulfur oxidation suppressant.Type: GrantFiled: August 14, 2004Date of Patent: June 26, 2007Assignee: Sud-Chemie Inc.Inventors: Li Xu, Yinyan Huang, Gregory Cullen, Zhongyuan Dang, Amiram Bar-Ilan