Patents by Inventor Gregor Daun

Gregor Daun 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).

  • MIXTURES OF AMINES WITH GUANIDINE DERIVATIVES
    Publication number: 20110130524
    Abstract: The present invention provides a mixture comprising at least three hardener components a1), a2), and b), the ratio of hardener component a1) to a2) being in the range from 0.1 to 10:1, and hardener component b) being present at 5% to 55% by weight, based on the mixture, a process for preparing this mixture, the use of the mixture of the invention for curing epoxy resins, the use of the mixture of the invention with epoxy resins as adhesives, and an epoxy resin cured with the mixture of the invention.
    Type: Application
    Filed: July 17, 2009
    Publication date: June 2, 2011
    Applicant: BASF SE
    Inventors: Lars Wittenbecher, Michael Henningsen, Gregor Daun, Dieter Flick, Joerg-Peter Geisler, Juergen Schillgalies, Erhard Jacobi
  • METHOD FOR PRODUCING TEDA DERIVATIVES
    Publication number: 20100204438
    Abstract: The present invention relates to a process for preparing triethylenediamine (TEDA) derivatives, comprising the following steps: a) reacting a dihydropyrazine with an olefin, b) if appropriate hydrogenating after step a). The present invention further also relates to novel TEDA derivatives as such and to their use as incorporable polyurethane catalysts.
    Type: Application
    Filed: August 29, 2008
    Publication date: August 12, 2010
    Applicant: BASF SE
    Inventors: Gunther Van Cauwenberge, Johann-Peter Melder, Joachim-Thierry Anders, Christoph Benisch, Rainer Klopsch, Gregor Daun, Christian Dully, Boris Buschhaus, Henning Böckemeier, Evelyn Pox
  • Method for producing (hetero)aromatic hydroxylamines
    Patent number: 6255489
    Abstract: The invention relates to a method for producing N-acylated (hetero)aromatic hydroxylamine derivatives of formula (I), wherein the substituents, the ring atom and the index have the meanings give in the Description, by hydrogenating a (hetero)aromatic nitro-compound of general formula (II) in the presence of a hydrogenation catalyst.
    Type: Grant
    Filed: February 29, 2000
    Date of Patent: July 3, 2001
    Assignee: BASF Aktiengesellschaft
    Inventors: Ralf Klintz, Norbert Götz, Michael Keil, Manfred Heilig, Horst Wingert, Uwe Josef Vogelbacher, Josef Wahl, Frank Wetterich, Gregor Daun