Patents by Inventor Alfred Hagemeyer

Alfred Hagemeyer has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Publication number: 20150126361
    Abstract: The present invention relates to a method for producing a shell catalyst which is suitable for the synthesis of alkenyl carboxylic acid esters, in particular for producing vinyl acetate monomers (VAM) from ethylene and allyl acetate monomers from propylene by means of oxy-acetylation. The present invention also relates to a shell catalyst that can be obtained by the method according to the invention as well as the use of the shell catalyst produced using the method according to the invention or of the shell catalyst according to the invention for producing alkenyl carboxylic acid esters, in particular VAM and allyl acetate monomer.
    Type: Application
    Filed: May 3, 2013
    Publication date: May 7, 2015
    Applicant: CLARIANT INTERNATIONAL LTD
    Inventors: Gerhard Mestl, Peter Scheck, Alfred Hagemeyer, Carolin Fischer
  • Publication number: 20150126360
    Abstract: The present invention relates to a method for producing a shell catalyst which is suitable for the synthesis of alkenyl carboxylic acid esters, in particular for producing vinyl acetate monomers (VAM) from ethylene and allyl acetate monomers from propylene by means of oxy-acetylation. The present invention also relates to a shell catalyst that can be obtained by the method according to the invention as well as the use of the shell catalyst produced using the method according to the invention or of the shell catalyst according to the invention for producing alkenyl carboxylic acid esters, in particular VAM and allyl acetate monomer.
    Type: Application
    Filed: May 3, 2013
    Publication date: May 7, 2015
    Applicant: Clariant International Ltd.
    Inventors: Gerhard Mestl, Peter Scheck, Alfred Hagemeyer, Carolin Fischer
  • Publication number: 20150031911
    Abstract: The invention relates to a method for producing a shell catalyst that is suitable for producing vinyl acetate monomer (VAM). The invention further relates to a shell catalyst that is obtainable by the method according to the invention and to the use of the shell catalyst according to the invention for producing VAM.
    Type: Application
    Filed: February 19, 2013
    Publication date: January 29, 2015
    Applicant: CLARIANT PRODUKTE (DEUTSCHLAND) GMBH
    Inventors: Gerhard Mestl, Peter Scheck, Alfred Hagemeyer, Carolin Fischer, Roman Bobka
  • Publication number: 20150011386
    Abstract: The present invention relates to a method for producing a shell catalyst that is suitable for producing vinyl acetate monomer (VAM). The present invention also relates to a shell catalyst that can be obtained by the method according to the invention as well as the use of the shell catalyst according to the invention for producing VAM.
    Type: Application
    Filed: February 20, 2013
    Publication date: January 8, 2015
    Applicant: CLARIANT PRODUKTE (DEUTSCHLAND) GMBH
    Inventors: Alfred Hagemeyer, Carolin Fischer, Gerhard Mestl, Peter Scheck, Roman Bobka
  • Patent number: 8927452
    Abstract: 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: Grant
    Filed: May 30, 2008
    Date of Patent: January 6, 2015
    Assignee: SUD-Chemie AG
    Inventors: Alfred Hagemeyer, Gerhard Mestl, Peter Scheck, Sybille Ungar
  • Publication number: 20140336411
    Abstract: A catalyst material for the oxidation and/or oxidative dehydrogenation of hydrocarbons, in particular for the selective oxidation of propane to acrylic acid, comprising a) molybdenum (Mo), b) vanadium (V), c) niobium (Nb), d) tellurium (Te), e) manganese (Mn) and cobalt, in which the molar ratio of at least one element, which is selected from manganese and cobalt, to molybdenum lies in the range 0.01 to 0.2. Furthermore, a catalyst for the oxidation and/or oxidative dehydrogenation of hydrocarbons, a use of the catalyst material or of the catalyst, a method for producing a catalyst material for the oxidation and/or oxidative dehydrogenation of hydrocarbons, and a method for the selective oxidation of propane to acrylic acid.
    Type: Application
    Filed: August 9, 2012
    Publication date: November 13, 2014
    Applicant: Clariant Produkte (Deutschland) GmbH
    Inventors: Alfred Hagemeyer, Gerhard Mestl, Silvia Neumann, Andras Tompos, Jozsef Margitfalvi, Lajos Istvan Vegvari
  • Patent number: 8759249
    Abstract: A method for the production of nanocrystalline nickel oxides as well as the nickel oxides produced by the method according to the invention and the use thereof as catalyst following reduction to nickel metal, in particular for hydrogenation reactions.
    Type: Grant
    Filed: May 29, 2009
    Date of Patent: June 24, 2014
    Assignee: SUED-Chemie IP GmbH & Co. KG
    Inventors: Hans-Jörg Wölk, Alfred Hagemeyer, Frank Groβmann, Silvia Neumann
  • Patent number: 8722009
    Abstract: A nanocrystalline supported or unsupported copper oxide with a residual carbon content of <10% and a BET surface area >95 m2/g. Further, a method for the production of a supported, or unsupported nanocrystalline copper oxide is disclosed, as well as the use thereof in catalysis, in particular in the steam reforming of methanol or in the hydrogenation of esters.
    Type: Grant
    Filed: June 21, 2013
    Date of Patent: May 13, 2014
    Assignee: Sued-Chemie IP GmbH & Co. KG
    Inventors: Hans-Joerg Woelk, Alfred Hagemeyer, Frank Grossmann, Oliver Wegner
  • Publication number: 20140113806
    Abstract: A catalyst support body containing an SiO2-containing material and a metal selected from the group consisting of alkali metals, alkaline earth metals, rare earth metals and mixtures thereof, wherein the total metal content lies in the range of from 0.5 to 10 wt.-%, relative to the total weight of the catalyst support. Also, a catalyst that comprises a catalyst support body according to the invention and a catalytically active metal, in particular palladium and/or gold. Also, a method for producing a catalyst support, wherein an SiO2-containing material is treated with a metal-containing compound, dried and then calcined. Also, a method for producing a catalyst, in which a solution having a precursor compound of a catalytically active metal is applied to a catalyst support body.
    Type: Application
    Filed: April 25, 2012
    Publication date: April 24, 2014
    Applicant: Clariant Produkte (Deutschland) Gmbh
    Inventors: Alfred Hagemeyer, Gerhard Mestl, Peter Scheck, Peter Bauer, Andreas Pritzl
  • Patent number: 8586780
    Abstract: A shell catalyst for producing vinyl acetate monomer (VAM), comprising an oxidic porous catalyst support, formed as a shaped body, with an outer shell in which metallic Pd and Au are contained. To provide a shell catalyst for producing VAM which has a relatively high activity and can be obtained at relatively low cost, the catalyst support is doped with at least one oxide of an element selected from the group consisting of Li, P, Ca, V, Cr, Mn, Fe, Sr, Nb, Ta, W, La and the rare-earth metals.
    Type: Grant
    Filed: May 30, 2008
    Date of Patent: November 19, 2013
    Assignee: Sued-Chemie IP GmbH & Co. KG
    Inventors: Alfred Hagemeyer, Gerhard Mestl, Peter Scheck
  • Publication number: 20130281287
    Abstract: A nanocrystalline supported or unsupported copper oxide with a residual carbon content of <10% and a BET surface area >95 m2/g. Further, a method for the production of a supported, or unsupported nanocrystalline copper oxide is disclosed, as well as the use thereof in catalysis, in particular in the steam reforming of methanol or in the hydrogenation of esters.
    Type: Application
    Filed: June 21, 2013
    Publication date: October 24, 2013
    Inventors: Hans-Joerg Woelk, Alfred Hagemeyer, Frank Grossmann, Oliver Wegner
  • Patent number: 8480998
    Abstract: A method for the production of a nanocrystalline bismuth-molybdenum mixed oxide, the use of the bismuth-molybdenum mixed oxide as catalyst for chemical conversions, in particular for a conversion of propylene to acrolein and/or acrylic acid or of isobutylene to methacrolein and/or methacrylic acid, as well as a catalyst that contains the bismuth-molybdenum mixed oxide.
    Type: Grant
    Filed: April 3, 2009
    Date of Patent: July 9, 2013
    Assignee: Sued-Chemie IP GmbH & Co. KG
    Inventors: Alfred Hagemeyer, Oliver Wegner, Silvia Neumann, Hans-Jörg Wölk
  • Publication number: 20130172603
    Abstract: A method for producing a shell catalyst is provided which comprises a porous catalyst support shaped body with an outer shell in which at least one transition metal in metal form is contained, comprising: providing catalyst support shaped bodies; applying a transition-metal precursor compound to an outer shell of the catalyst support shaped bodies; and converting the metal component of the transition-metal precursor compound into the metal form by reduction in a process gas at a temperature of from 50 to 500° C., wherein the temperature and the duration of the reduction are chosen such that the product of reduction temperature in ° C. and reduction time in hours lies in a range of from 50 to 5000, more preferably 80 to 2500, further preferably 80 to 2000, and more preferably 100 to 1500.
    Type: Application
    Filed: July 7, 2011
    Publication date: July 4, 2013
    Applicant: SÜD-CHEMIE IP GMBH & CO. KG
    Inventors: Alfred Hagemeyer, Gerhard Mestl, Peter Scheck, Alice Kyriopoulos, Carolin Fischer
  • Patent number: 8466082
    Abstract: A shell catalyst for the preparation of vinyl acetate monomer, comprising an oxidic porous catalyst support with an outer shell, containing metallic Pd and Au, wherein the framework structure of the porous catalyst support contains hafnium oxide units. This shell catalyst is suitable for the preparation of VAM and is characterized by a relatively high activity and VAM selectivity and maintains this activity and selectivity over relatively long service lives. Also, processes for the preparation and use of the shell catalyst.
    Type: Grant
    Filed: May 30, 2008
    Date of Patent: June 18, 2013
    Assignee: Sued-Chemie IP GmbH & Co. KG
    Inventors: Alfred Hagemeyer, Gerhard Mestl, Peter Scheck
  • Publication number: 20130102819
    Abstract: This invention relates to heterogeneous catalysts useful for selective hydrogenation of unsaturated hydrocarbons, comprising palladium and optionally a promoter, supported on a substrate, having an uncoated BET surface area of ?9 m2/g, the surface being coated with an ionic liquid. Also described are methods of making the catalysts and methods of selective hydrogenation of acetylene and/or dienes in front-end mixed olefin feed streams.
    Type: Application
    Filed: October 19, 2011
    Publication date: April 25, 2013
    Inventors: Normen Szesni, Alfred Hagemeyer, Frank Grossmann, Richard Fischer, Michael Urbancic, Claus Lugmair, Mingyong Sun, Hongyi C. Hou, David Michael Lowe
  • Publication number: 20120289737
    Abstract: A method for producing a shell catalyst which comprises, in the outer shell, one or more of the following metals: Pd, Pt, Ag and Au. Also the use of the shell catalyst produced using the method according to the invention for the production of vinyl acetate monomer, in the hydrogenation of hydrocarbons, in particular the selective hydrogenation of polyunsaturated hydrocarbon compounds, or in the oxidation of alcohols to ketones/aldehydes/carboxylic acids.
    Type: Application
    Filed: May 10, 2012
    Publication date: November 15, 2012
    Applicant: SUED-CHEMIE AG
    Inventors: Alfred HAGEMEYER, Peter SCHECK, Gerhard MESTL, Alice KYRIOPOULOS, Carolin FISCHER
  • Patent number: 8216964
    Abstract: The present invention addresses at least four different aspects relating to catalyst structure, methods of making those catalysts and methods of using those catalysts for making alkenyl alkanoates. Separately or together in combination, the various aspects of the invention are directed at improving the production of alkenyl alkanoates and VA in particular, including reduction of by-products and improved production efficiency. A first aspect of the present invention pertains to a unique palladium/gold catalyst or pre-catalyst (optionally calcined) that includes rhodium or another metal. A second aspect pertains to a palladium/gold catalyst or pre-catalyst that is based on a layered support material where one layer of the support material is substantially free of catalytic components. A third aspect pertains to a palladium/gold catalyst or pre-catalyst on a zirconia containing support material.
    Type: Grant
    Filed: July 31, 2008
    Date of Patent: July 10, 2012
    Assignee: Celanese International Corp.
    Inventors: Tao Wang, Leslie Wade, Ioan Nicolau, Yumin Liu, Victor Wong, Barbara Kimmich, Jun Han, Valery Sokolovskii, Alfred Hagemeyer, David M. Lowe, Karin Yaccato, Anthony Volpe
  • Publication number: 20110319655
    Abstract: 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: Application
    Filed: November 27, 2009
    Publication date: December 29, 2011
    Applicant: SUD-CHEMIE AG
    Inventors: Alfred Hagemeyer, Karl-Heinz Hable, Alice Kyriopoulos, Peter Scheck, Rudolf Kerscher, Ernst Haberkorn
  • Patent number: 8003565
    Abstract: A method and catalysts for producing a hydrogen-rich syngas are disclosed. According to the method a CO-containing gas contacts a water gas shift (WGS) catalyst, optionally in the presence of water, preferably at a temperature of less than about 450° C. to produce a hydrogen-rich gas, such as a hydrogen-rich syngas. Also disclosed is a water gas shift catalyst formulated from: a) Pt, its oxides or mixtures thereof; b) Ru, its oxides or mixtures thereof; and c) at least one of Li, Na, K, Rb, Cs, Mg, Ca, Sr, Ba, Sc, Y, Ti, Zr, V, Mo, Mn, Fe, Co, Rh, Ir, Ge, Sn, Sb, La, Ce, Pr, Sm, and Eu. Another disclosed catalyst formulation comprises Pt, its oxides or mixtures thereof; Ru, its oxides or mixtures thereof; Co, its oxides or mixtures thereof; and at least one of Li, Na, K, Rb, Cs, Mg, Ca, Sr, Ba, Sc, Y, Ti, Zr, V, Mo, Mn, Fe, Rh, Ir, Ge, Sn, Sb, La, Ce, Pr, Sm, and Eu, their oxides and mixtures thereof.
    Type: Grant
    Filed: April 28, 2006
    Date of Patent: August 23, 2011
    Assignees: Honda Giken Kogyo Kabushiki Kaisha, Freeslate, Inc.
    Inventors: Alfred Hagemeyer, Raymond E. Carhart, Karin Yaccato, Peter Strasser, Robert K. Grasselli, Christopher James Brooks, Cory Bernard Phillips
  • Publication number: 20110201847
    Abstract: A method for the production of nanocrystalline nickel oxides as well as the nickel oxides produced by the method according to the invention and the use thereof as catalyst following reduction to nickel metal, in particular for hydrogenation reactions.
    Type: Application
    Filed: May 29, 2009
    Publication date: August 18, 2011
    Inventors: Hans-Jörg Wölk, Alfred Hagemeyer, Frank Grossmann, Silvia Neumann