Patents by Inventor Hermann-Josef Stolz

Hermann-Josef Stolz 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).

  • Process for the production of aluminum salts of a fatty acid
    Patent number: 11926585
    Abstract: A process for the production of aluminum salts of a fatty acid, comprising the following steps: a) mixing a fatty acid and an aqueous solution of a strong base to prepare an aqueous base/fatty acid mixture, b) mixing said aqueous base/fatty acid mixture with an aluminum source to prepare an aqueous base/fatty acid/aluminum mixture, c) mixing said aqueous base/fatty acid/aluminum mixture with an acid, and d) separating the produced aluminum salts of the fatty acid.
    Type: Grant
    Filed: February 17, 2022
    Date of Patent: March 12, 2024
    Assignee: Peter Greven GmbH & Co., KG
    Inventors: Hermann Josef Stolz, Wilhelm Huber, Gabriel Kehren
  • Estolide esters and use thereof as a base oil in lubricants
    Patent number: 11591535
    Abstract: Estolide esters obtainable by esterification of —hydroxycarboxylic acids having 12 to 24 carbon atoms, the hydroxycarboxylic acids comprising unsaturated hydroxycarboxylic acids having a) —monocarboxylic acids with 6 to 22 carbon atoms and —polyols with at least two hydroxy groups or b) —monoalcohols having 8 to 22 carbon atoms and —linear carboxylic acids having at least two carboxyl groups or c) —monocarboxylic acids having 6 to 22 carbon atoms and —monoalcohols having 8 to 22 carbon atoms.
    Type: Grant
    Filed: January 23, 2020
    Date of Patent: February 28, 2023
    Assignee: PETER GREVEN GmbH & Co. KG
    Inventors: Wilhelm Huber, Hermann Josef Stolz
  • PROCESS FOR THE PRODUCTION OF ALUMINUM SALTS OF A FATTY ACID
    Publication number: 20220267243
    Abstract: A process for the production of aluminum salts of a fatty acid, comprising the following steps: a) mixing a fatty acid and an aqueous solution of a strong base to prepare an aqueous base/fatty acid mixture, b) mixing said aqueous base/fatty acid mixture with an aluminum source to prepare an aqueous base/fatty acid/aluminum mixture, c) mixing said aqueous base/fatty acid/aluminum mixture with an acid, and d) separating the produced aluminum salts of the fatty acid.
    Type: Application
    Filed: February 17, 2022
    Publication date: August 25, 2022
    Inventors: Hermann Josef STOLZ, Wilhelm HUBER, Gabriel KEHREN
  • ESTOLIDE ESTERS AND USE THEREOF AS A BASE OIL IN LUBRICANTS
    Publication number: 20220112439
    Abstract: Estolide esters obtainable by esterification of—hydroxycarboxylic acids having 12 to 24 carbon atoms, the hydroxycarboxylic acids comprising unsaturated hydroxycarboxylic acids having a)—monocarboxylic acids with 6 to 22 carbon atoms and—polyols with at least two hydroxy groups or b)—monoalcohols having 8 to 22 carbon atoms and—linear carboxylic acids having at least two carboxyl groups or c)—monocarboxylic acids having 6 to 22 carbon atoms and—monoalcohols having 8 to 22 carbon atoms.
    Type: Application
    Filed: January 23, 2020
    Publication date: April 14, 2022
    Inventors: Wilhelm HUBER, Hermann Josef STOLZ
  • Skin cleansing agent with particles containing hydrogenated castor oil
    Patent number: 8563492
    Abstract: A skin cleaning agent containing from 2 to 25% by weight of a cleaning body having a mean grain size of from 100 to 1000 ?m and containing at least 50% hydrogenated castor oil; from 2 to 30% by weight of surfactants; from 0.1 to 10% by weight of thickeners; water and optionally further auxiliaries.
    Type: Grant
    Filed: March 5, 2008
    Date of Patent: October 22, 2013
    Assignee: Peter Greven Hautschutz GmbH & Co.
    Inventors: Hermann-Josef Stolz, Robert Bornicke, Manfred Matzel
  • SKIN CLEANSING AGENT WITH PARTICLES CONTAINING HYDROGENATED CASTOR OIL
    Publication number: 20110046034
    Abstract: A skin cleaning agent containing from 2 to 25% by weight of a cleaning body having a mean grain size of from 100 to 1000 ?m and containing at least 50% hydrogenated castor oil; from 2 to 30% by weight of surfactants; from 0.1 to 10% by weight of thickeners; water and optionally further auxiliaries.
    Type: Application
    Filed: March 5, 2008
    Publication date: February 24, 2011
    Applicant: Peter Greven Hautschutz GmBH & Co. KG.
    Inventors: Hermann-Josef Stolz, Robert Bornicke, Manfred Matzel