Patents by Inventor Robert Franke

Robert Franke 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).

  • METHOD FOR THE PREPARATION OF C3-C12-ALCOHOLS BY CATALYTIC HYDROGENATION OF THE CORRESPONDING ALDEHYDES
    Publication number: 20210032185
    Abstract: The present invention relates to a process for preparing C3-C12 alcohols by catalytically hydrogenating the corresponding aldehydes at a temperature in the range of 50-250° C. and a pressure in the range of 5-150 bar in the presence of a supported activated Raney-type catalyst, characterized in that the support body is a metal foam and the metal is selected from the group consisting of cobalt, nickel and copper and mixtures thereof.
    Type: Application
    Filed: February 11, 2019
    Publication date: February 4, 2021
    Applicant: EVONIK OPERATIONS GMBH
    Inventors: Meike ROOS, René POSS, Monika BERWEILER, Markus GÖTTLINGER, Stefan WIELAND, Robert FRANKE, Lena ALTMANN
  • Process for producing an oligomerization catalyst
    Patent number: 10882027
    Abstract: The invention relates to a process for producing an oligomerization catalyst comprising nickel oxide and a silicon-alumina support material, wherein the silica-alumina support material is in the ammonium form. The present invention further relates to a process for oligomerization of C3- to C6-olefins using the oligomerization catalyst produced according to the invention.
    Type: Grant
    Filed: March 6, 2019
    Date of Patent: January 5, 2021
    Assignee: Evonik Operations GmbH
    Inventors: Fabian Nadolny, Stephan Peitz, Guido Stochniol, Robert Franke, Thomas Quandt
  • PROCESS FOR PREPARING AN ESTER BY ALKOXYCARBONYLATION
    Publication number: 20200392064
    Abstract: The invention relates to a process for preparing an ester by alkoxycarbonylation of a C2 to C20 hydrocarbon having at least one multiple bond, preferably having at least one olefinic double bond, in which the homogeneous catalyst system used is separated from the product mixture by means of membrane separation and recycled into the reaction zone. In a development of the present invention, the ester thus formed is converted into another ester by transesterification.
    Type: Application
    Filed: June 5, 2020
    Publication date: December 17, 2020
    Applicant: Evonik Operations GmbH
    Inventors: Peter Kucmierczyk, Robert Franke, Dirk Fridag, Johannes Knossalla, Marc Schäpertöns, Frederik Gluth
  • PROCESS FOR SEPARATING ONE OR MORE COMPONENTS FROM A MIXTURE
    Publication number: 20200391194
    Abstract: The invention relates to a process for separating one or more components from a mixture by a membrane separation in which—depending on the component to be separated—an acid or a base is added to the mixture before the membrane separation.
    Type: Application
    Filed: June 1, 2020
    Publication date: December 17, 2020
    Applicant: Evonik Operations GmbH
    Inventors: Peter Kucmierczyk, Robert Franke, Dirk Fridag, Johannes Knossalla, Marc Schäpertöns, Frederik Gluth
  • PROCESS FOR PREPARING CARBOXYLIC ACIDS OR SALTS THEREOF FROM HYDROCARBONS
    Publication number: 20200392062
    Abstract: The invention relates to a process for preparing carboxylic acids or salts thereof by hydrolysis or saponification of an ester, which is obtained by alkoxycarbonylation of a C2 to C20 hydrocarbon having at least one multiple bond, preferably having at least one olefinic double bond, in which the homogeneous catalyst system used is separated from the product mixture by means of membrane separation. In a development of the present invention, the ester thus formed is converted into another ester by transesterification and then hydrolyzed or saponified.
    Type: Application
    Filed: June 5, 2020
    Publication date: December 17, 2020
    Applicant: Evonik Operations GmbH
    Inventors: Peter Kucmierczyk, Robert Franke, Dirk Fridag, Johannes Knossalla, Marc Schäpertöns, Frederik Gluth
  • PROCESS FOR PREPARING AN ALCOHOL FROM HYDROCARBONS
    Publication number: 20200392057
    Abstract: The invention provides a process for preparing an alcohol by hydrogenating an ester which is obtained by alkoxycarbonylating a C2 to C20 hydrocarbon having at least one multiple bond, preferably having at least one olefinic double bond, in which the homogeneous catalyst system used is separated from the product mixture by means of membrane separation. In a development of the present invention, the ester thus formed is converted to another ester by transesterification and then hydrogenated.
    Type: Application
    Filed: June 1, 2020
    Publication date: December 17, 2020
    Applicant: Evonik Operations GmbH
    Inventors: Peter Kucmierczyk, Robert Franke, Dirk Fridag, Johannes Knossalla, Marc Schäpertöns, Frederik Gluth
  • Oligomerization catalyst and process for the production thereof
    Patent number: 10850261
    Abstract: The invention relates to an oligomerization catalyst comprising nickel oxide and silica-alumina support material and to a process for oligomerization of C3- to C6-olefins using the oligomerization catalyst.
    Type: Grant
    Filed: March 4, 2019
    Date of Patent: December 1, 2020
    Assignee: Evonik Operations GmbH
    Inventors: Fabian Nadolny, Stephan Peitz, Guido Stochniol, Helene Reeker, Angela Heykamp, Reiner Bukohl, Robert Franke, Thomas Quandt
  • Propyl-bridged diphosphine ligands for alkoxycarbonylation
    Patent number: 10696702
    Abstract: Propyl-bridged diphosphine compounds, metal complexes of these compounds and the use thereof for alkoxycarbonylation.
    Type: Grant
    Filed: February 7, 2019
    Date of Patent: June 30, 2020
    Assignee: EVONIK OPERATIONS GMBH
    Inventors: Jiawang Liu, Kaiwu Dong, Robert Franke, Helfried Neumann, Ralf Jackstell, Matthias Beller
  • Process for hydroformylating short-chain olefins in the gas phase
    Patent number: 10654784
    Abstract: The invention relates to a process for hydroformylating short-chain olefins, especially C2 to C5 olefins, in which the catalyst system is in heterogenized form on a support of a porous ceramic material, and to plants for performing this process.
    Type: Grant
    Filed: September 18, 2019
    Date of Patent: May 19, 2020
    Assignee: Evonik Operations GmbH
    Inventors: Jennifer Haßelberg, Robert Franke, Frank Stenger, Peter Kreis, Corinna Hecht, Marc Oliver Kristen
  • Process for hydroformylating short-chain olefins using a heterogenized catalyst system without ionic liquid
    Patent number: 10647650
    Abstract: The invention relates to a process for hydroformylating short-chain olefins, especially C2 to C5 olefins, in which the catalyst system is in heterogenized form on a support of a porous ceramic material, and to plants for performing this process.
    Type: Grant
    Filed: September 20, 2019
    Date of Patent: May 12, 2020
    Assignee: Evonik Operations GmbH
    Inventors: Corinna Hecht, Robert Franke, Frank Stenger, Peter Kreis, Jennifer Haßelberg, Marc Oliver Kristen
  • Process for oligomerization of butene with determination of the proportion of acidic catalysis
    Patent number: 10633302
    Abstract: The invention provides a process for oligomerization of n-butenes using a nickel-containing aluminosilicate catalyst to produce a product mixture whose ratio of 4,4-dimethylhexene to 3,4-dimethylhexene is determined and monitored. The invention further relates to a process for determining the ratio of the amount of the formed 4,4-dimethylhexene or of the formed 3-ethyl-2-methylpentene to the amount of the formed 3,4-dimethylhexene.
    Type: Grant
    Filed: July 12, 2019
    Date of Patent: April 28, 2020
    Assignee: Evonik Operations GmbH
    Inventors: Fabian Nadolny, Stephan Peitz, Guido Stochniol, Robert Franke, Felix Alscher, Cornelia Breitkopf, Wladimir Reschetilowski
  • PROCESS FOR HYDROFORMYLATING SHORT-CHAIN OLEFINS IN THE GAS PHASE
    Publication number: 20200109101
    Abstract: The invention relates to a process for hydroformylating short-chain olefins, especially C2 to C5 olefins, in which the catalyst system is in heterogenized form on a support of a porous ceramic material, and to plants for performing this process.
    Type: Application
    Filed: September 18, 2019
    Publication date: April 9, 2020
    Applicant: Evonik Degussa GmbH
    Inventors: Jennifer Haßelberg, Robert Franke, Frank Stenger, Peter Kreis, Corinna Hecht, Marc Oliver Kristen
  • PROCESS FOR HYDROFORMYLATING SHORT-CHAIN OLEFINS USING A HETEROGENIZED CATALYST SYSTEM WITHOUT IONIC LIQUID
    Publication number: 20200109102
    Abstract: The invention relates to a process for hydroformylating short-chain olefins, especially C2 to C5 olefins, in which the catalyst system is in heterogenized form on a support of a porous ceramic material, and to plants for performing this process.
    Type: Application
    Filed: September 20, 2019
    Publication date: April 9, 2020
    Applicant: Evonik Degussa GmbH
    Inventors: Corinna Hecht, Robert Franke, Frank Stenger, Peter Kreis, Jennifer Haßelberg, Marc Oliver Kristen
  • Markovnikov-selective palladium catalyst for carbonylation of alkynes with heteroarenes
    Patent number: 10589263
    Abstract: Markovnikov-selective palladium catalyst for carbonylation of alkynes is formed from a bisphosphite having formula (1): The carbonylation catalyst is suited for the preparation of a branched heteroarene-keto product from an alkyne substrate, CO and heterocycle in high yields with low amounts of the linear product.
    Type: Grant
    Filed: June 21, 2018
    Date of Patent: March 17, 2020
    Assignee: EVONIK DEGUSSA GMBH
    Inventors: Haoquan Li, Jie Liu, Ralf Jackstell, Matthias Beller, Robert Franke
  • Apparatus for controlling the temperature of a reactor
    Patent number: 10589249
    Abstract: A heat exchanger system can be used for removal or introduction of heat from or into a chemical reactor in which a chemical reaction is proceeding. The system further provides an apparatus for controlling the temperature of a reactor and a process for performing a chemical reaction, in each case using a heat exchanger system with a thermally insulated inner tube.
    Type: Grant
    Filed: April 18, 2019
    Date of Patent: March 17, 2020
    Assignee: Evonik Operations GmbH
    Inventors: Jan Willaert, Martina Ludwig, Frank Geilen, Johannes Knossalla, Thomas Quell, Robert Franke
  • Method for obtaining alcohols from aldehydes
    Patent number: 10577297
    Abstract: The present invention relates to a method for preparing saturated Cn- and C2n-alcohols, wherein the separation of the Cn-alcohols and the C2n-alcohols is effected by means of at least one two-column system or by means of at least one dividing wall column.
    Type: Grant
    Filed: November 29, 2018
    Date of Patent: March 3, 2020
    Assignee: Evonik Operations GmbH
    Inventors: Dirk Fridag, Robert Franke, Michael Grass, Florian Boeck, Corinna Hecht, Benedikt Dercks, Udo Lenz, Christoph Hiller, Christoph Ehlers, Stefan Münzner
  • Method for obtaining alcohols from aldehydes III
    Patent number: 10562833
    Abstract: The present invention relates to a method for preparing saturated Cn- and C2n-alcohols, wherein the ratio of Cn- to C2n-alcohols is controlled by a distillative separation of the aldehydes used.
    Type: Grant
    Filed: November 29, 2018
    Date of Patent: February 18, 2020
    Assignee: Evonik Degussa GmbH
    Inventors: Dirk Fridag, Robert Franke, Michael Grass, Florian Boeck, Corinna Hecht, Benedikt Dercks, Udo Lenz, Christoph Hiller, Christoph Ehlers, Stefan Münzner
  • Process for the alkoxycarbonylation of olefins in a medium having a low Brønsted acid concentration
    Patent number: 10562838
    Abstract: Process comprising the following process steps: a) introducing an ethylenically unsaturated compound; b) adding a ligand-metal complex comprising Pd and a bidentate phosphine ligand, or adding a bidentate phosphine ligand and a compound which comprises Pd; c) adding an alcohol; d) supplying CO; e) heating the reaction mixture, the ethylenically unsaturated compound being reacted to form an ester, where the reaction mixture is admixed with less than 0.1 mol %, based on the amount of substance of the ethylenically unsaturated compound, of Brønsted acids having an acid strength of pKa?3, characterized in that the phosphine ligand is substituted on at least one phosphorus atom by at least one heteroaryl radical.
    Type: Grant
    Filed: July 17, 2017
    Date of Patent: February 18, 2020
    Assignee: EVONIK DEGUSSA GMBH
    Inventors: Xianjie Fang, Kaiwu Dong, Helfried Neumann, Ralf Jackstell, Matthias Beller, Dirk Fridag, Dieter Hess, Katrin Marie Dyballa, Frank Geilen, Robert Franke
  • Process for the direct conversion of alkenes to carboxylic acids
    Patent number: 10550060
    Abstract: Process for the direct conversion of alkenes to carboxylic acids.
    Type: Grant
    Filed: December 11, 2018
    Date of Patent: February 4, 2020
    Assignee: EVONIK DEGUSSA GMBH
    Inventors: Rui Sang, Peter Kucmierczyk, Kaiwu Dong, Ralf Jackstell, Matthias Beller, Robert Franke
  • PROCESS FOR OLIGOMERIZATION OF BUTENE WITH DETERMINATION OF THE PROPORTION OF ACIDIC CATALYSIS
    Publication number: 20200031732
    Abstract: The invention provides a process for oligomerization of n-butenes using a nickel-containing aluminosilicate catalyst to produce a product mixture whose ratio of 4,4-dimethylhexene to 3,4-dimethylhexene is determined and monitored. The invention further relates to a process for determining the ratio of the amount of the formed 4,4-dimethylhexene or of the formed 3-ethyl-2-methylpentene to the amount of the formed 3,4-dimethylhexene.
    Type: Application
    Filed: July 12, 2019
    Publication date: January 30, 2020
    Applicant: Evonik Degussa GmbH
    Inventors: Fabian Nadolny, Stephan Peitz, Guido Stochniol, Robert Franke, Felix Alscher, Cornelia Breitkopf, Wladimir Reschetilowski