Patents by Inventor Silke KRACK

Silke KRACK 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: 12779437
    Abstract: The invention relates to a method for the catalyzed decomposition of lignin with a high yield and high selectivity for phenolic building blocks and with minimal formation of the coke fraction, and to a catalyst suitable for the method. The catalyst contains a basic carrier material, platinum at a weight percentage of 1-10 wt. % and nickel at a weight percentage of 0-5 wt. %. The method comprises: providing a reaction mixture comprising—lignin, —the catalyst and —a solvent; and heating the reaction mixture so as to obtain a mixture comprising—a product mix, —the catalyst and —the solvent.
    Type: Grant
    Filed: March 1, 2022
    Date of Patent: November 3, 2026
    Assignee: HERAEUS DEUTSCHLAND GMBH & CO. KG
    Inventors: Gisa Meissner, Hendrik Spod, Silke Krack, Karsten Kamb, Birgit Kamm, Raphaela Süss
  • Publication number: 20240157342
    Abstract: The invention relates to a method for the catalyzed decomposition of lignin with a high yield and high selectivity for phenolic building blocks and with minimal formation of the coke fraction, and to a catalyst suitable for the method. The catalyst contains a basic carrier material, platinum at a weight percentage of 1-10 wt. % and nickel at a weight percentage of 0-5 wt. %. The method comprises: providing a reaction mixture comprising—lignin, —the catalyst and —a solvent; and heating the reaction mixture so as to obtain a mixture comprising—a product mix, —the catalyst and —the solvent.
    Type: Application
    Filed: March 1, 2022
    Publication date: May 16, 2024
    Inventors: Gisa MEISSNER, Hendrik SPOD, Silke KRACK, Karsten KAMB, Birgit KAMM, Raphaela SÜSS