Patents by Inventor Hans Henning Wenk

Hans Henning Wenk 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).

  • Patent number: 11236372
    Abstract: The present invention relates to at least one cell for producing at least one lipid with general formula II from at least one carbon substrate, wherein R1 and R2 independently of one another comprises identical or different organic radicals each with 5 to 13 carbon atoms, wherein the cell is a non-pathogenic cell that is genetically modified to increase the heterologous expression relative to the wild type cell of: an enzyme (E2) capable of converting 3-hydroxyalkanoyl-3-hydroxyalkanoyl-CoA/ACP or 3-(3-hydroxyalkanoyloxy)alkanoic acid (HAA) and NDP-glucose into ?-D-glucopyranosyl-3-hydroxyalkanoyl-3-hydroxyalkanoate.
    Type: Grant
    Filed: February 8, 2019
    Date of Patent: February 1, 2022
    Assignee: Evonik Operations GmbH
    Inventors: Mirja Wessel, Steffen Schaffer, Anne Jeremias, Martin Schilling, Hans Henning Wenk
  • Publication number: 20220025417
    Abstract: The invention provides a process for preparing sphingolipids, compositions comprising sphingolipids and further components, and for the use of the compositions.
    Type: Application
    Filed: October 8, 2021
    Publication date: January 27, 2022
    Applicant: Evonik Operations GmbH
    Inventors: Marrit Friederike Eckstein, Monica Desiree van Logchem, Hans Henning Wenk, Annika Schrader, Ursula Maczkiewitz, Claudia Hierath, Sunay Karacocuk, Andreas Seifert
  • Publication number: 20210371773
    Abstract: The invention relates to a mixture composition comprising glucolipids, to its use for producing formulations and to formulations comprising this mixture composition.
    Type: Application
    Filed: February 8, 2019
    Publication date: December 2, 2021
    Applicant: Evonik Operations GmbH
    Inventors: Kathrin Daniela Brandt, Stefan Julian Liebig, Hans Henning Wenk, Maciej Olek, Martin Schilling, Steffen Schaffer, Mirja Wessel, Anne Jeremias
  • Publication number: 20210371373
    Abstract: The present invention relates to a process for producing an esterquat by a transesterification reaction of a fatty acid oil or a mixture comprising one or more fatty acid oils and one or more fatty acids with a tertiary hydroxy amine and then a quaternization reaction. Esterquats obtained by the method of the invention show beneficial properties in particular when used as active component in fabric softener materials.
    Type: Application
    Filed: June 26, 2018
    Publication date: December 2, 2021
    Applicant: EVONIK OPERATIONS GMBH
    Inventors: Guangyuan MA, Xiangyu YANG, Xiaoling WANG, Hans Henning WENK, Jiashu WANG, Jianmin XU, Liang BAO
  • Publication number: 20210337835
    Abstract: The invention relates to compositions comprising glycolipids and benzoic acid and/or sorbic acid.
    Type: Application
    Filed: July 7, 2021
    Publication date: November 4, 2021
    Applicant: Evonik Operations GmbH
    Inventors: Martin Schilling, Josef Lorenz, Kathrin Daniela Brandt, Monica van Logchem, Maciej Olek, Hans Henning Wenk
  • Patent number: 11155842
    Abstract: The invention provides a process for preparing sphingolipids, compositions comprising sphingolipids and further components, and for the use of the compositions.
    Type: Grant
    Filed: March 18, 2019
    Date of Patent: October 26, 2021
    Assignee: Evonik Operations GmbH
    Inventors: Marrit Friederike Eckstein, Monica Desiree van Logchem, Hans Henning Wenk, Annika Schrader, Ursula Maczkiewitz, Claudia Hierath, Sunay Karacocuk, Andreas Seifert
  • Patent number: 10988713
    Abstract: The invention relates to compositions comprising at least one protease and at least one biosurfactant, particularly selected from rhamnolipids and sophorolipids. In particular, the present invention is directed to a composition including A) at least one peptidase, B) at least one biosurfactant, and optionally C) at least one anionic surfactant. The peptidase may be selected from the group of the proteases, particularly from the group of the serine proteases of EC 3.4.21 and the metalloproteases of EC 3.4.24 and the biosurfactant may be selected from the group comprising rhamnolipids and sophorolipids.
    Type: Grant
    Filed: March 11, 2016
    Date of Patent: April 27, 2021
    Assignee: Evonik Operations GmbH
    Inventors: Martin Schilling, Ilona Davids, Monica Desiree van Logchem, Hans Henning Wenk
  • Patent number: 10941173
    Abstract: The invention provides derivatives of rhamnolipids, formulations comprising these, and the use thereof.
    Type: Grant
    Filed: February 15, 2017
    Date of Patent: March 9, 2021
    Assignee: Evonik Operations GmbH
    Inventors: Xin Lu, Sandra Nattland, Monica Desiree van Logchem, Hans Henning Wenk, Fabien Cabirol, Verena Dahl, Ralph Scheuermann, Kathrin Daniela Brandt, Jochen Kleinen
  • Publication number: 20200407761
    Abstract: The present invention relates to at least one cell for producing at least one lipid with general formula II from at least one carbon substrate, wherein R1 and R2 independently of one another comprises identical or different organic radicals each with 5 to 13 carbon atoms, wherein the cell is a non-pathogenic cell that is genetically modified to increase the heterologous expression relative to the wild type cell of: an enzyme (E2) capable of converting 3-hydroxyalkanoyl-3-hydroxyalkanoyl-CoA/ACP or 3-(3-hydroxyalkanoyloxy)alkanoic acid (HAA) and NDP-glucose into ?-D-glucopyranosyl-3-hydroxyalkanoyl-3-hydroxyalkanoate.
    Type: Application
    Filed: February 8, 2019
    Publication date: December 31, 2020
    Applicant: EVONIK OPERATIONS GMBH
    Inventors: Mirja WESSEL, Steffen SCHAFFER, Anne JEREMIAS, Martin SCHILLING, Hans Henning WENK
  • Patent number: 10815191
    Abstract: The invention relates to cosmetic formulations comprising specific ester quats based on isopropanolamine or tetrahydroxypropyl ethylenediamine, and to the use of these ester quats in cosmetics.
    Type: Grant
    Filed: September 22, 2015
    Date of Patent: October 27, 2020
    Assignee: EVONIK OPERATIONS GMBH
    Inventors: Peter Schwab, Hans-Juergen Koehle, Kurt Seidel, Ursula Westerholt, Hans Henning Wenk
  • Publication number: 20200214959
    Abstract: The invention relates to a dispersion containing at least one rhamnolipid derivative and also to the use of the rhamnolipid derivatives as emulsifier or dispersing aid.
    Type: Application
    Filed: August 14, 2018
    Publication date: July 9, 2020
    Applicant: Evonik Operations GmbH
    Inventors: Xin Lu, Sandra Nattland, Achim Friedrich, Hans Henning Wenk
  • Publication number: 20200207938
    Abstract: The invention relates to the use of polyolethers as additives in aqueous polymer dispersions for producing porous polymer coatings, preferably for producing porous polyurethane coatings.
    Type: Application
    Filed: August 2, 2018
    Publication date: July 2, 2020
    Applicant: Evonik Operations GmbH
    Inventors: Michael Klostermann, Jan Marian Von Hof, Martin Glos, Christian Eilbracht, Verena Dahl, Oliver Springer, Hans Henning Wenk
  • Patent number: 10676495
    Abstract: The invention provides ester derivatives of rhamnolipids, formulations comprising these, and the use thereof.
    Type: Grant
    Filed: February 15, 2017
    Date of Patent: June 9, 2020
    Assignee: Evonik Operations GmbH
    Inventors: Xin Lu, Sandra Nattland, Monica Desiree van Logchem, Hans Henning Wenk, Fabien Cabirol, Verena Dahl, Ralph Scheuermann, Kathrin Daniela Brandt, Jochen Kleinen
  • Patent number: 10618867
    Abstract: The present invention relates to a method in which an amino acid is reacted with an acyl group donor to obtain an N-acylamino acid in the presence of an amine.
    Type: Grant
    Filed: June 6, 2017
    Date of Patent: April 14, 2020
    Assignee: Evonik Operations GmbH
    Inventors: Stefan Julian Liebig, Dominik Schuch, Jan Marian von Hof, Kathrin Daniela Brandt, Maximilian Vogt, Hans Henning Wenk
  • Patent number: 10604722
    Abstract: A rhamnolipid composition including 30% by weight to 70% by weight, of at least one rhamnolipid and 30% by weight to 70% by weight of water, where the percentages by weight refer to the total composition, wherein the pH of the composition at 25° C. is from 5.5 to 7.0. In addition to the foregoing rhamnolipid composition, also set forth is a method to make a solution of rhamnolipids; and salt of at least one rhamnolipid.
    Type: Grant
    Filed: November 9, 2015
    Date of Patent: March 31, 2020
    Assignee: Evonik Operations GmbH
    Inventors: Martin Schilling, Jochen Kleinen, Josef Lorenz, Hans Henning Wenk
  • Patent number: 10544384
    Abstract: The invention provides compositions comprising at least one rhamnolipid and at least one siloxane, characterized in that the weight ratio of rhamnolipid to siloxane is from 5,000,000:1 to 100:1, preferably from 500,000:1 to 1000:1, particularly preferably from 25,000:1 to 2500:1. In another embodiment, the invention provides compositions include rhamnolipid in an amount of from 0.5% by weight to 70% by weight, preferably from 2% by weight to 60% by weight, particularly preferably from 3% by weight to 50% by weight, where the percentages by weight refer to the total composition.
    Type: Grant
    Filed: February 8, 2016
    Date of Patent: January 28, 2020
    Assignee: Evonik Degussa GmbH
    Inventors: Ralph Scheuermann, Marcel Pickl, Michael Ferenz, Hans Henning Wenk, Martin Schilling, Kathrin Daniela Brandt, Verena Dahl
  • Publication number: 20190307657
    Abstract: The present invention relates to oral care compositions comprising at least one biosurfactant and fluoride.
    Type: Application
    Filed: January 31, 2018
    Publication date: October 10, 2019
    Applicant: Evonik Degussa GmbH
    Inventors: Hans Henning Wenk, Kathrin Daniela Brandt, Martin Schilling, Verena Dahl, Jochen Kleinen, Joachim Venzmer
  • Publication number: 20190300728
    Abstract: The invention relates to a process for producing a porous polyurethane coatings, using a polyol ester as additives in an aqueous polymer dispersion, the process comprising the steps of a) providing a mixture comprising an aqueous polymer dispersion, a polyol ester, and an additive, b) foaming the mixture to give a homogeneous, fine-cell foam, c) adding at least one thickener to establish the desired viscosity of the wet foam, d) applying a coating of the foamed polymer dispersion to a suitable carrier, e) drying the coating. The invention further relates to a phosphorylated polyol ester.
    Type: Application
    Filed: July 13, 2017
    Publication date: October 3, 2019
    Applicant: Evonik Degussa GmbH
    Inventors: Michael Klostermann, Martin Glos, Jan Marian Von Hof, Verena Dahl, Christian Eilbracht, Oliver Springer, Hans Henning Wenk
  • Publication number: 20190300917
    Abstract: The invention provides a process for preparing sphingolipids, compositions comprising sphingolipids and further components, and for the use of the compositions.
    Type: Application
    Filed: March 18, 2019
    Publication date: October 3, 2019
    Applicant: Evonik Degussa GmbH
    Inventors: Marrit Friederike Eckstein, Monica Desiree van Logchem, Hans Henning Wenk, Annika Schrader, Ursula Maczkiewitz, Claudia Hierath, Sunay Karacocuk, Andreas Seifert
  • Publication number: 20190269158
    Abstract: The invention relates to compositions comprising glycolipids and benzoic acid and/or sorbic acid.
    Type: Application
    Filed: September 29, 2017
    Publication date: September 5, 2019
    Applicant: Evonik Degussa GmbH
    Inventors: Martin Schilling, Josef Lorenz, Kathrin Daniela Brandt, Monica Desiree van Logchem, Maciej Olek, Hans Henning Wenk