Patents by Inventor Aurélia Reckziegel

Aurélia Reckziegel 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).

  • Acrylonitrile-based cation exchangers
    Publication number: 20220220266
    Abstract: The invention relates to acrylonitrile-based cation exchangers, to a process for the production thereof and to the use thereof for decationization and/or softening of aqueous or organic solutions.
    Type: Application
    Filed: January 12, 2022
    Publication date: July 14, 2022
    Applicant: LANXESS Deutschland GmbH
    Inventor: Aurelia Reckziegel
  • STRONG BASIC POLYACRYLATE ANION EXCHANGERS
    Publication number: 20200261899
    Abstract: The present invention relates to quaternized diethylenetriamine-functionalized polyacrylate bead polymers, to a process for preparing same and to their use in the removal of oxoanions, particularly chromium (VI) oxoanions from aqueous- and/or organics solutions.
    Type: Application
    Filed: April 29, 2020
    Publication date: August 20, 2020
    Applicants: LANXESS Deutschland GmbH, LANXESS Corporation
    Inventors: Areski REZKALLAH, Aurelia RECKZIEGEL, Firuza MIR
  • STRONG BASIC POLYACRYLATE ANION EXCHANGERS
    Publication number: 20180099269
    Abstract: The present invention relates to quaternized diethylenetriamine-functionalized polyacrylate bead polymers, to a process for preparing same and to their use in the removal of oxoanions, particularly chromium (VI) oxoanions from aqueous- and/or organics solutions.
    Type: Application
    Filed: September 28, 2017
    Publication date: April 12, 2018
    Applicants: LANXESS Deutschland GmbH, LANXESS Sybron Chemicals, Inc.
    Inventors: Areski REZKALLAH, Aurelia RECKZIEGEL, Firuza MIR
  • 4-isoamylcyclohexanol as odiferant
    Patent number: 7884065
    Abstract: The use of 4-isoamylcyclohexanol [4-(3-methylbutyl)-cyclohexan-1-ol], in particular of cis-4-isoamylcyclohexanol, as an odoriferous or aroma substance, in particular as a flowery odoriferous substance which is distinguished especially by rose and geranium notes, is primarily described. Certain mixtures of cis- and trans-4-isoamylcyclohexanol and a process for the preparation of these mixtures are additionally described.
    Type: Grant
    Filed: September 26, 2005
    Date of Patent: February 8, 2011
    Assignee: Symrise AG
    Inventors: Aurelia Reckziegel, Horst Surburg, Erich Dilk
  • 4-Isoamylcyclohexanol as Odiferant
    Publication number: 20100130397
    Abstract: The use of 4-isoamylcyclohexanol [4-(3-methylbutyl)-cyclohexan-1-ol], in particular of cis-4-isoamylcyclohexanol, as an odoriferous or aroma substance, in particular as a flowery odoriferous substance which is distinguished especially by rose and geranium notes, is primarily described. Certain mixtures of cis- and trans-4-isoamylcyclohexanol and a process for the preparation of these mixtures are additionally described.
    Type: Application
    Filed: September 26, 2005
    Publication date: May 27, 2010
    Applicant: SYMRISE GMBH & CO. KG
    Inventors: Aurelia Reckziegel, Horst Surburg, Erich Dilk
  • USES OF (Z)-1-(3-METHYL-BUT-2-ENYLOXY)-HEX-3-ENE
    Publication number: 20090018051
    Abstract: The use of (Z)-1-(3-methylbut-2-enyloxy)hex-3-ene, or a mixture containing (Z)-1-(3-methylbut-2-enyloxy)hex-3-ene, as an agent for providing (a) hair or (b) textile fibres with a fresh-green smell is described.
    Type: Application
    Filed: August 4, 2006
    Publication date: January 15, 2009
    Applicant: SYMRISE GmbH & Co. KG
    Inventors: Aurelia Reckziegel, Horst Surburg
  • Method for the Production of (E,Z)-7,8-Cyclohexadecene-1-one
    Publication number: 20080319244
    Abstract: A process for the preparation of a (E,Z)-7,8-cyclohexadecen-1-one isomeric mixture is described, comprising the following step: partial isomerisation of (E,Z)-8-cyclohexadecen-1-one so that the (E,Z)-7,8-cyclohexadecen-1-one isomeric mixture is formed.
    Type: Application
    Filed: July 18, 2005
    Publication date: December 25, 2008
    Applicant: SYMRISE GMBH & CO. KG
    Inventors: Horst Surburg, Erich Dilk, Aurelia Reckziegel, Walter Kuhn
  • Metathesis catalysts
    Patent number: 7163908
    Abstract: The present invention relates to supported catalysts based on Re2O7/(—Al2O3 for use in the preparation of cycloalkadienes in a metathesis reaction, a process for preparing cycloalkadienes in the presence of these supported catalysts and also the use of the resulting cycloalkadienes for preparing fragrances.
    Type: Grant
    Filed: April 13, 2005
    Date of Patent: January 16, 2007
    Assignee: Symrise GmbH & Co. KG
    Inventors: Ingo Wöhrle, Peter Esser, Aurélia Reckziegel, Matthias Brandt, Stephen Klein, Thomas Turek
  • Modified supported metathesis catalysts
    Patent number: 7145050
    Abstract: The invention relates to modified supported catalysts based on Re2O7/?-Al2O3 for use in the preparation of cycloalkadienes in a metathesis reaction, a process for preparing cycloalkadienes in the presence of these supported catalysts and the use of the resulting cycloalkadienes for the preparation of fragrances.
    Type: Grant
    Filed: August 23, 2002
    Date of Patent: December 5, 2006
    Assignee: Symrise GmbH & Co. KG
    Inventors: Ingo Wöhrle, Aurélia Reckziegel, Peter Esser, Martin Stürmann
  • (Z)-7-cyclohexadecen-1-one as an odorant
    Patent number: 7129380
    Abstract: The compound (Z)-7-cyclohexadecen-1-one is described as a musk odorant. Also described are odorant or aroma mixtures comprising (Z)-7-cyclohexadecen-1-one and one or more other odorants or aromas.
    Type: Grant
    Filed: December 21, 2004
    Date of Patent: October 31, 2006
    Assignee: Symrise GmbH & Co. KG
    Inventors: Aurelia Reckziegel, Ingo Wöhrle, Steffen Sonnenberg
  • Metathesis catalysts
    Publication number: 20050202961
    Abstract: The present invention relates to supported catalysts based on Re2O7/(—Al2O3 for use in the preparation of cycloalkadienes in a metathesis reaction, a process for preparing cycloalkadienes in the presence of these supported catalysts and also the use of the resulting cycloalkadienes for preparing fragrances.
    Type: Application
    Filed: April 13, 2005
    Publication date: September 15, 2005
    Inventors: Ingo Wohrle, Peter Esser, Aurelia Reckziegel, Matthias Brandt, Stephan Klein, Thomas Turek
  • Process for preparing cycloalkadienes
    Patent number: 6916966
    Abstract: The present invention relates to a process for preparing cycloalkadienes using supported catalysts based on Re2O7/?-Al2O3 and also to the use of the resulting cycloalkadienes for the preparation of fragrances.
    Type: Grant
    Filed: August 23, 2002
    Date of Patent: July 12, 2005
    Assignee: Symrise GmbH & Co. KG
    Inventors: Ingo Wöhrle, Peter Esser, Aurélia Reckziegel, Matthias Brandt, Stephan Klein, Thomas Turek
  • (Z)-7-cyclohexadecen-1-one as an odorant
    Publication number: 20050137120
    Abstract: The compound (Z)-7-cyclohexadecen-1-one is described as a musk odorant. Also described are odorant or aroma mixtures comprising (Z)-7-cyclohexadecen-1-one and one or more other odorants or aromas.
    Type: Application
    Filed: December 21, 2004
    Publication date: June 23, 2005
    Inventors: Aurelia Reckziegel, Ingo Wohrle, Steffen Sonnenberg
  • Metathesis catalysts
    Patent number: 6903241
    Abstract: The present invention relates to supported catalysts based on Re2O7/(—Al2O3 for use in the preparation of cycloalkadienes in a metathesis reaction, a process for preparing cycloalkadienes in the presence of these supported catalysts and also the use of the resulting cycloalkadienes for preparing fragrances.
    Type: Grant
    Filed: August 23, 2002
    Date of Patent: June 7, 2005
    Assignee: Symrise GmbH & Co. KG
    Inventors: Ingo Wöhrle, Peter Esser, Aurélia Reckziegel, Matthias Brandt, Stephan Klein, Thomas Turek
  • Process for preparing cycloalkadienes
    Publication number: 20030069460
    Abstract: The present invention relates to a process for preparing cycloalkadienes using supported catalysts based on Re2O7/&ggr;-Al2O3 and also to the use of the resulting cycloalkadienes for the preparation of fragrances.
    Type: Application
    Filed: August 23, 2002
    Publication date: April 10, 2003
    Inventors: Ingo Wohrle, Peter Esser, Aurelia Reckziegel, Matthias Brandt, Stephan Klein, Thomas Turek
  • Metathesis catalysts
    Publication number: 20030065234
    Abstract: The present invention relates to supported catalysts based on Re2O7/(—Al2O3 for use in the preparation of cycloalkadienes in a metathesis reaction, a process for preparing cycloalkadienes in the presence of these supported catalysts and also the use of the resulting cycloalkadienes for preparing fragrances.
    Type: Application
    Filed: August 23, 2002
    Publication date: April 3, 2003
    Inventors: Ingo Wohrle, Peter Esser, Aurelia Reckziegel, Matthias Brandt, Stephan Klein, Thomas Turek
  • Modified supported metathesis catalysts
    Publication number: 20030054956
    Abstract: The invention relates to modified supported catalysts based on Re2O7/&ggr;-Al2O3 for use in the preparation of cycloalkadienes in a metathesis reaction, a process for preparing cycloalkadienes in the presence of these supported catalysts and the use of the resulting cycloalkadienes for the preparation of fragrances.
    Type: Application
    Filed: August 23, 2002
    Publication date: March 20, 2003
    Inventors: Ingo Wohrle, Aurelia Reckziegel, Peter Esser, Martin Sturmann