Patents Assigned to Sud-Chemie AG
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Patent number: 9617187Abstract: An open-pore catalyst support comprising a material that comprises a natural sheet silicate and ZrO2. In order to provide a catalyst support, by means of which alkenyl acetate catalysts can be prepared which are characterized by a high level of alkenyl acetate activity over a relatively long period, the catalyst support comprises a material that comprises a natural sheet silicate and ZrO2 in the tetragonal modification.Type: GrantFiled: November 27, 2009Date of Patent: April 11, 2017Assignee: SUD-Chemie AGInventors: Alfred Hagemeyer, Karl-Heinz Hable, Alice Kyriopoulos, Peter Scheck, Rudolf Kerscher, Ernst Haberkorn
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Publication number: 20160214096Abstract: The present invention relates to a zeolite comprising platinum. The invention furthermore relates to a method for producing said zeolite comprising platinum according to the invention, to the use of said zeolite as an oxidation catalyst and hydrocarbon reservoir and to a catalyst component comprising the zeolite according to the invention.Type: ApplicationFiled: December 21, 2015Publication date: July 28, 2016Applicant: Süd-Chemie AGInventors: Olga Manoylova, Markus Hutt, Klaus Wanninger, Amo Tissler
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Patent number: 8951399Abstract: A method for continuously manufacturing lithium transition metal phosphates of the formula LiMPO4, comprising the steps of providing an aqueous reaction mixture containing LION, H3PO4, and a transition metal sulphate, converting the reaction mixture into a lithium transition metal phosphate, separating the solid lithium transition metal phosphate from the soluble part of the reaction mixture, subjecting the soluble part (diluate) to an electrodialysis, and isolating the part of the electrodialysate that contains an aqueous LiOH solution.Type: GrantFiled: February 23, 2010Date of Patent: February 10, 2015Assignee: Sud-Chemie AGInventors: Josef Fischer, Johannes Hartel
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Patent number: 8927452Abstract: The present invention relates to a method for producing a shell catalyst which comprises a porous shaped catalyst support body with an outer shell in which at least one catalytically active species is present.Type: GrantFiled: May 30, 2008Date of Patent: January 6, 2015Assignee: SUD-Chemie AGInventors: Alfred Hagemeyer, Gerhard Mestl, Peter Scheck, Sybille Ungar
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Patent number: 8394975Abstract: The invention relates to a method for producing an adsorbent, in particular a bleaching earth, wherein a clay material having: a surface area of 180 to 300 m2/g; a total pore volume of 0.5 to 0.7 ml/l; wherein at least 60% of the total pore volume are provided by pores having a pore diameter of at least 140 A, at least 40% of the total pore volume is provided by pores having a pore diameter of less than 250 A and at least 15% of the total pore volume are provided by pores having a pore diameter of 140 to 250 A; and said clay material having an amorphous structure according to XRD data; is activated by an activation procedure. Further, the invention relates to an adsorbent as obtained by the method and a method for purification of oils, fats and biofuels.Type: GrantFiled: November 7, 2007Date of Patent: March 12, 2013Assignee: Sud-Chemie AGInventors: José Antonio Ortiz Niembro, Germán Solis Santamaria, Erik Thomassiny Villaurrutia, Friedrich Ruf
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Patent number: 8361619Abstract: The present invention relates to a process for the preparation of nanocrystalline mixed metal oxide particles from at least two different starting compounds, comprising the steps of a) introducing a stoichiometric mixture of the starting compounds into a reaction chamber by means of a carrier fluid, b) subjecting the starting compound to a pulsating thermal treatment in a treatment zone under a pulse in the reaction chamber, c) formation of nanocrystalline mixed metal oxide particles, d) the removal from the reactor of the nanocrystalline mixed metal oxide particles obtained in steps b) and c), wherein the stoichiometric mixture of the starting compounds takes place at a temperature of >50° C. Further, the present invention relates to a nanocrystalline mixed metal oxide, in particular for use as a catalyst, obtainable by the process according to the invention.Type: GrantFiled: September 7, 2007Date of Patent: January 29, 2013Assignee: Sud-Chemie AGInventor: Hans-Jörg Wölk
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Patent number: 8349758Abstract: A catalyst with large surface area structure, in particular for steam-reforming catalysts, which is characterized in that the large surface area structure is formed of a large number of round or parallel penetrating holes of polygonal cross-section, wherein the catalyst carrier is prepared in the injection molding process, coated with a washcoat and then impregnated with the active component. The catalyst carrier includes at least one sinterable material and has a lateral pressure resistance of at least 700 N. Also, a process for the preparation of such catalysts and the use thereof in a reactor.Type: GrantFiled: September 25, 2008Date of Patent: January 8, 2013Assignee: Sud-Chemie AGInventors: Wolfgang Gabriel, Ingo Hanke
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Publication number: 20120328950Abstract: The present invention relates to a process for the preparation of a mixture for producing lithium titanium spinel Li4Ti5O12, having the step of mixing Li2CO3 and TiO2 in a vessel (1) in which at least one oblong element (2) with a first end (2a) and a second end (2b) is arranged such that the first end (2a) points towards an inner wall (1a) of the vessel (1) and is at a distance d from same, wherein the mixing step is carried out by allowing the vessel (1) to rotate and holding the oblong element (2) in its position, with the result that a relative movement takes place between the inner wall (1a) of the vessel (1) and the first end (2a) of the oblong element (2), wherein the distance d is kept constant during mixing. In addition, the invention relates to a process for the preparation of lithium titanium spinel Li4Ti5O12 from a thus-obtained mixture and its use as anode material in rechargeable lithium-ion batteries.Type: ApplicationFiled: September 28, 2010Publication date: December 27, 2012Applicant: Sud-Chemie AGInventors: Stefanie Busl, Genovefa Wendrich, Jasmin Dollinger, Michael Holzapfel, Nicolas Tran
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Patent number: 8334232Abstract: The invention relates to a porous heterogeneous catalyst. In order to prepare a catalyst which catalyzes with a relatively high selectivity the hydrogenation of individual unsaturated bonds of polyunsaturated compounds it is proposed that the inner surface of the catalysts is coated with an ionic liquid.Type: GrantFiled: April 24, 2007Date of Patent: December 18, 2012Assignee: Sud-Chemie AGInventors: Andreas Jess, Wolfgang Korth, Bastian Etzold
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Publication number: 20120295167Abstract: The present invention relates to a method for producing lithium aluminum titanium phosphates of the general formula Li1+xTi2?xAlx(PO4)3, wherein x is ?0.4, a method for their production as well as their use as solid-state electrolytes in lithium ion accumulators.Type: ApplicationFiled: October 14, 2010Publication date: November 22, 2012Applicant: Sud-Chemie AGInventors: Michael Holzapfel, Max Eisgruber, Gerhard Nuspl
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Patent number: 8286289Abstract: The present invention refers to the use of an adsorbent comprising particles comprising an amorphous phase and a crystalline phase for the purification of dry cleaning solvents. The present invention furthermore relates to a filter unit containing such an adsorbent. It also refers to a dry cleaner containing a filter according to the invention. Additionally, the present invention refers to a process for dry cleaning textiles, wherein an adsorbent according to the invention is used.Type: GrantFiled: May 14, 2009Date of Patent: October 16, 2012Assignee: Sud-Chemie AGInventors: Jose Antonio Ortiz Niembro, Eric Thomassiny Villaurrutia, Jorge Bello, Darren James Litle
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Patent number: 8221807Abstract: Applicants have amended the original Application, as filed, to include the appropriate arrangement of the specification, with titles for the appropriate sections, as suggested by the Examiner on pages 3 and 4 of the Advisory Action. No new subject matter is introduced by any of these amendments.Type: GrantFiled: May 9, 2006Date of Patent: July 17, 2012Assignee: Sud-Chemie AGInventors: Ulrich Sohling, Agnes Haimerl
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Patent number: 8119552Abstract: The present invention relates to a catalyst composition for the reaction of hydrocarbons comprising a zeolite with has a faujasite structure and a fibrous zeolite which comprises essentially non-crossing one-dimensional channels. Further, the catalyst composition comprises in a preferred embodiment a metal component selected from metals of the group VIB and VIII of the periodic table of elements and their compounds. The invention relates further to a process for the synthesis of such a catalyst composition and to a process for hydrocracking hydrocarbon feedstocks by using said catalyst composition.Type: GrantFiled: October 26, 2006Date of Patent: February 21, 2012Assignee: Süd-Chemie AGInventors: Götz Burgfels, Stephan Wellach, Josef Schönlinner, Friedrich Schmidt, Volker Kurth, Vebjorn Knut Grande, Jorunn Steinsland Rosvoll, Per Aksel Skjølsvik
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Publication number: 20120020843Abstract: The invention relates to a method for producing a catalytic composition, wherein the catalytic composition has a high activity and selectivity with regard to the oxidation of CO and a reduced activity with regard to the oxidation of NO. The invention also relates to the catalyst produced using the method according to the invention. Finally, the invention is directed towards an exhaust-gas cleaning system which comprises the catalyst according to the invention.Type: ApplicationFiled: January 27, 2010Publication date: January 26, 2012Applicant: Sud-Chemie AGInventors: Andreas Bentele, Klaus Wanninger, Gerd Maletz, Martin Schneider
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Patent number: 8097558Abstract: The present invention relates to a catalyst, in particular for the preparation of phthalic anhydride by gas phase oxidation of o-xylene and/or naphthalene, having an inert support and at least one layer which has been applied thereto and has a catalytically active composition comprising TiO2, characterized in that at least a portion of the TiO2 used has the following properties: (a) the BET surface area is more than 15 m2/g, (b) at least 25% of the total pore volume is formed by pores having a radius between 60 and 400 nm, and (c) the primary crystal size is more than 22 ångstrøm. Also described is a preferred process for preparing such a catalyst, and the preferred use of the titanium dioxide used in accordance with the invention.Type: GrantFiled: May 22, 2005Date of Patent: January 17, 2012Assignee: Sud-Chemie AGInventors: Marvin Estenfelder, Helmut Hartsberger, Christian Gūckel
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Publication number: 20110287319Abstract: A mixed oxide containing a) a mixed-substituted lithium manganese spinel in which some of the manganese lattice sites are occupied by lithium ions and b) a boron-oxygen compound. Furthermore, a process for its preparation and the use of the mixed oxide as electrode material for lithium ion batteries.Type: ApplicationFiled: June 23, 2009Publication date: November 24, 2011Applicant: Sud-Chemie AGInventors: Christian Vogler, Gerhard Nuspl, Margret Wohlfahrt-Mehrens, Peter Axmann, Gisela Arnold
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Patent number: 8048820Abstract: The invention relates to a shaped catalyst body for preparing maleic anhydride, which comprises mixed oxides of vanadium and of phosphorus as catalyst components. To develop a generic shaped catalyst body further so that it has improved properties, it is proposed that the basic geometric body enveloping the shaped catalyst body (100; 200) be a prism (180) having a first triangular face and a second triangular face and the shaped catalyst body (100; 200) be provided with three through openings (111, 121, 131; 211, 221, 231) which extend from a first face of the shaped body (100; 200) which contacts the first triangular face of the prism (180) to a second face of the shaped body (100; 200) which contacts the second triangular face of the prism (180).Type: GrantFiled: October 31, 2006Date of Patent: November 1, 2011Assignee: Sud-Chemie AGInventors: Willi Brandstädter, Leopold Streifinger, Marvin Estenfelder
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Publication number: 20110217593Abstract: A carbon-containing lithium titanium oxide containing spherical particle aggregate with a diameter of 1-80 ?m, consisting of lithium titanium oxide primary particles coated with carbon. Also, a method for the production of such a carbon-containing lithium titanium oxide as well as an electrode containing such a carbon-containing lithium titanium oxide as active material as well as a lithium-ion secondary battery containing an above-described electrode.Type: ApplicationFiled: October 7, 2009Publication date: September 8, 2011Applicant: Sud-Chemie AGInventors: Jasmin Dollinger, Andreas Pollner, Michael Holzapfel, Nicolas Tran, Norbert Schall, Max Eisgruber
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Patent number: 7998618Abstract: The invention describes a process for producing a compound of the formula LiMPO.sub.4, in which M represents at least one metal from the first transition series, comprising the following steps: a) production of a precursor mixture, containing at least one Li.sup.+ source, at least one M.sup.2+ source and at least one PO.sub.4.sup.3? source, in order to form a precipitate and thereby to produce a precursor suspension; b) dispersing or milling treatment of the precursor mixture and/or the precursor suspension until the D90 value of the particles in the precursor suspension is less than 50 .mu.m; and c) the obtaining of LiMPO.sub.4 from the precursor suspension obtained in accordance with b), preferably by reaction under hydrothermal conditions. The material obtainable by this process has particularly advantageous particle size distributions and electrochemical properties when used in electrodes.Type: GrantFiled: October 4, 2010Date of Patent: August 16, 2011Assignee: SUD-Chemi AGInventors: Gerhard Nuspl, Lucia Wimmer, Max Eisgruber
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Patent number: 7989386Abstract: The invention relates to a multi-layer catalyst made from niobium for the catalytic conversion of hydrocarbons, comprising a) a support component made from a doped or undoped oxide or hydroxide of an element of the V sub-group of the periodic table, or mixtures thereof, b) a layer of a promoter compound, selected from oxygen, sulphur or phosphorus compounds of an element of the VI, VII and VIII sub-group or a phosphoxy compound and mixtures thereof and c) a layer comprising a compound of platinum metal. The invention further relates to a method for production of the catalyst and the use thereof.Type: GrantFiled: July 12, 2006Date of Patent: August 2, 2011Assignee: Sud Chemie AGInventor: Friedrich Schmidt