Patents by Inventor Andreas Schulze Tilling

Andreas Schulze Tilling 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 producing halogen-N,N-dimethylbenzylamines
    Patent number: 10035755
    Abstract: The invention relates to a method for producing halogen-N,N-dimethylbenzylamines wherein halogen=chlorine or bromine, preferably chloro-N,N-dimethylbenzylamines, preferably ortho-chloro-N,N-dimethylbenzylamine (o-Cl-DMBA), by reductive amination in the absence of sulfur.
    Type: Grant
    Filed: March 4, 2014
    Date of Patent: July 31, 2018
    Assignee: LANXESS Deutschland GmbH
    Inventors: Lars Peters, Andreas Schulze Tilling, Wolfgang Stirner
  • METHOD FOR PRODUCING HALOGEN-N,N-DIMETHYLBENZYLAMINES
    Publication number: 20160002146
    Abstract: The invention relates to a method for producing halogen-N,N-dimethylbenzylamines wherein halogen=chlorine or bromine, preferably chloro-N,N-dimethylbenzylamines, preferably ortho-chloro-N,N-dimethylbenzylamine (o-Cl-DMBA), by reductive amination in the absence of sulfur.
    Type: Application
    Filed: March 4, 2014
    Publication date: January 7, 2016
    Inventors: Lars PETERS, Andreas SCHULZE TILLING, Wolfgang STIRNER
  • Process for producing vinylene carbonate
    Patent number: 8203006
    Abstract: The present invention relates to the industrial production of vinylene carbonate (VC) by eliminating hydrogen chloride from chloroethylene glycol carbonate (CGC) or solid catalysts in the gas phase, the reaction being carried out over a catalyst bed agitated by thorough mixing.
    Type: Grant
    Filed: May 4, 2006
    Date of Patent: June 19, 2012
    Assignee: Saltigo GmbH
    Inventors: Reinhard Langer, Anke Beckmann, Andreas Schulze Tilling, Paul Wagner, Leslaw Mleczko, Sigurd Buchholz
  • Process for producing vinylene carbonate
    Publication number: 20090176997
    Abstract: The present invention relates to the industrial production of vinylene carbonate (VC) by eliminating hydrogen chloride from chloroethylene glycol carbonate (CGC) or solid catalysts in the gas phase, the reaction being carried out over a catalyst bed agitated by thorough mixing.
    Type: Application
    Filed: May 4, 2006
    Publication date: July 9, 2009
    Inventors: Reinhard Langer, Anke Beckmann, Andreas Schulze Tilling, Paul Wagner, Leslaw Mleczko, Sigurd Buchholz
  • Process and catalyst for preparing alcohols
    Patent number: 7119237
    Abstract: Alcohols prepared by reacting carboxylic acids and/or carboxylic esters with hydrogen in the presence of a special catalyst.
    Type: Grant
    Filed: February 19, 2003
    Date of Patent: October 10, 2006
    Assignee: Bayer Aktiengesellschaft
    Inventors: Thomas Prinz, Jürgen Kintrup, Andreas Schulze Tilling, Jörg-Dietrich Jentsch, Gerald John, Hans-Jürgen Grob, Guido Giffels
  • Process and catalyst for preparing alcohols
    Publication number: 20030187309
    Abstract: Alcohols prepared by reacting carboxylic acids and/or carboxylic esters with hydrogen in the presence of a special catalyst.
    Type: Application
    Filed: February 19, 2003
    Publication date: October 2, 2003
    Inventors: Thomas Prinz, Jurgen Kintrup, Andreas Schulze Tilling, Jorg-Dietrich Jentsch, Gerald John, Hans-Jurgen Gross, Guido giffels
  • Continuous process for the preparation of diaminodicyclohexylmethane
    Patent number: 6504060
    Abstract: The invention relates to a process for the preparation of diaminodicyclohexylmethane (“PACM”) with a proportion of trans,trans-4,4′-diaminodicyclohexylmethane of from 17 to 24% by hydrogenation of diaminodiphenylmethane (“MDA”) in the presence of a pulverulent catalyst in a continuously operated suspension reactor at a conversion of MDA of at least 95%, based on the amount of MDA used.
    Type: Grant
    Filed: April 15, 2002
    Date of Patent: January 7, 2003
    Assignee: Bayer Aktiengesellschaft
    Inventors: Rolf Bunnenberg, Andreas Gröschl, Michael Holzbrecher, Andreas Schulze Tilling
  • Continuous process for the preparation of diaminodicyclohexylmethane
    Publication number: 20020198409
    Abstract: The invention relates to a process for the preparation of diaminodicyclohexylmethane (“PACM”) with a proportion of trans,trans-4,4′-diaminodicyclohexylmethane of from 17 to 24% by hydrogenation of diaminodiphenylmethane (“MDA”) in the presence of a pulverulent catalyst in a continuously operated suspension reactor at a conversion of MDA of at least 95%, based on the amount of MDA used.
    Type: Application
    Filed: April 15, 2002
    Publication date: December 26, 2002
    Inventors: Rolf Bunnenberg, Andreas Groschl, Michael Holzbrecher, Andreas Schulze Tilling
  • Ruthenium catalyst for the hydrogenation of diaminodiphenylmethane to diaminodicyclohexylmethane
    Publication number: 20020183556
    Abstract: The invention relates to ruthenium catalysts for the hydrogenation of diaminodiphenylmethane to diaminodicyclohexylmethane, particularly with a proportion of trans,trans-4,4′-diaminodicyclohexylmethane of from 17 to 24%, in a continuously operated suspension reactor, where ruthenium is applied to a support of high-purity aluminum oxide that preferably has a sodium content of less than 0.05% by weight, a particle size of from 5 to 150 &mgr;m, and a BET specific surface area of from 30 to 300 m2/g.
    Type: Application
    Filed: April 15, 2002
    Publication date: December 5, 2002
    Inventors: Andreas Schulze Tilling, Thomas Prinz, Jurgen Kintrup
  • Method for the production or preparation of 2,6-dichlorotoluol
    Patent number: 6482996
    Abstract: Disclosed is a method for the production or preparation of 2,6-dichlorotoluol by the catalytic hydrodechlorination of polychlorotoluol-containing mixtures in the presence of hydrogen, whereby the reaction is performed in the presence of an aluminium silicate-supported Pd-containing catalyst.
    Type: Grant
    Filed: April 12, 2002
    Date of Patent: November 19, 2002
    Assignee: Bayer Aktiengesellschaft
    Inventors: Wolfram Eichinger, Andreas Schulze-Tilling, Kai Röhlk
  • Method for producing catalysts containing ruthenium and the use thereof for hydrogenation
    Patent number: 6376414
    Abstract: The invention relates to catalysts containing ruthenium and at least one other metal having an atomic number in the range of from 23 to 82 prepared by (a) mixing a suspension of a ruthenium compound having a specific surface area in the range of from 50 to 300 m2/g with a solution of at least one metal compound in which at least one such metal compound contains a metal different from ruthenium and has an atomic number in the range of from 23 to 82, and (b) treating the mixture of the suspension and the solution with a reducing agent.
    Type: Grant
    Filed: July 25, 2000
    Date of Patent: April 23, 2002
    Assignee: Bayer Aktiengesellschaft
    Inventors: Stefan Antons, Lutz Frohn, Jörg-Dietrich Jentsch, Andreas Schulze Tilling, Erich Wolters
  • Method for producing optically active alcohols
    Patent number: 6355848
    Abstract: The invention relates to a process for the preparation of optically active alcohols from optically active carboxylic acids by reducing an optically active carboxylic acid with hydrogen in the presence of a catalyst comprising ruthenium and at least one further metal or transition metal having an atomic number in the range of from 23 to 82.
    Type: Grant
    Filed: July 25, 2000
    Date of Patent: March 12, 2002
    Assignee: Bayer Aktiengesellschaft
    Inventors: Stefan Antons, Andreas Schulze Tilling, Erich Wolters
  • Process for the preparation of d,l-menthol
    Publication number: 20020019573
    Abstract: Process for the preparation of d,l-menthol by catalytic isomerization of stereoisomers of menthol or mixtures of these isomers at temperatures of from 30 to 170° C. in the presence of a supported ruthenium catalyst, the support material used being Al2O3.
    Type: Application
    Filed: May 8, 2001
    Publication date: February 14, 2002
    Inventors: Andreas Schlemenat, Reinhard Langer, Claus Dreisbach, Hans-Jurgen Gross, Thomas Prinz, Andreas Schulze-Tilling, Michael Friederich, Jorg-Dietrich Jentsch, Gerald John
  • Method for producing optically active amino alcohols
    Patent number: 6310254
    Abstract: The invention relates to a process for preparing optically active amino alcohols from optically active amino acids by reducing an optically active amino acid with hydrogen in the presence of a ruthenium-containing catalyst and an acid.
    Type: Grant
    Filed: July 25, 2000
    Date of Patent: October 30, 2001
    Assignee: Bayer Aktiengesellschaft
    Inventors: Stefan Antons, Andreas Schulze Tilling, Erich Wolters