Patents by Inventor Dennis Fruehling

Dennis Fruehling 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: 9802964
    Abstract: The present invention relates to indium alkoxide compounds preparable by reacting an indium trihalide InX3 where X=F, Cl, Br, I with a secondary amine of the formula R?2NH where R?=alkyl, in a molar ratio of 8:1 to 20:1 in relation to the indium trihalide, in the presence of an alcohol of the generic formula ROH where R=alkyl, to a process for preparation thereof and to the use thereof for production of indium oxide-containing or (semi)conductive layers.
    Type: Grant
    Filed: May 15, 2014
    Date of Patent: October 31, 2017
    Assignee: Evonik Degussa GmbH
    Inventors: Juergen Steiger, Duy Vu Pham, Anita Neumann, Alexey Merkulov, Arne Hoppe, Dennis Fruehling
  • Publication number: 20160159824
    Abstract: The present invention relates to indium alkoxide compounds preparable by reacting an indium trihalide InX3 where X =F, Cl, Br, I with a secondary amine of the formula R?2NH where R? =alkyl, in a molar ratio of 8:1 to 20:1 in relation to the indium trihalide, in the presence of an alcohol of the generic formula ROH where R =alkyl, to a process for preparation thereof and to the use thereof for production of indium oxide-containing or (semi)conductive layers.
    Type: Application
    Filed: May 15, 2014
    Publication date: June 9, 2016
    Applicant: EVONIK Degussa GmbH
    Inventors: Juergen STEIGER, Duy Vu PHAM, Anita NEUMANN, Alexey MERKULOV, Arne HOPPE, Dennis FRUEHLING
  • Patent number: 9293326
    Abstract: The present invention relates to a fluid phase method for producing indium oxide-containing layers, in which a composition comprising at least one indium oxo-alkoxide of the generic formula MxOy(OR)z[O(R?O)eH]aXbYc[R?OH]d with x=3-25, y=1-10, z=3-50, a=0-25, b=0-20, c=1-20, d=0-25, e=0, 1, M=In, R, R?, R?=organic remainder, X?F, Cl, Br, I, and Y?—NO3, —NO2, where b+c is =1-20 and at least one solvent is applied to a substrate, optionally dried, and converted into an indium oxide-containing layer, to the indium oxo-alkoxides of the indicated generic formula, to coating compositions comprising said indium oxo-alkoxides, to layers that can be produced by means of the method according to the invention, and to the use of said layers.
    Type: Grant
    Filed: June 4, 2013
    Date of Patent: March 22, 2016
    Assignee: EVONIK DEGUSSA GmbH
    Inventors: Juergen Steiger, Dennis Fruehling, Alexey Merkulov, Arne Hoppe
  • Publication number: 20150170913
    Abstract: The present invention relates to a fluid phase method for producing indium oxide-containing layers, in which a composition comprising at least one indium oxo-alkoxide of the generic formula MxOy(OR)z[O(R?O)eH]aXbYc[R?OH]d with x=3-25, y=1-10, z=3-50, a=0-25, b=0-20, c=1-20, d=0-25, e=0, 1, M=In, R, R?, R?=organic remainder, X?F, Cl, Br, I, and Y?—NO3, —NO2, where b+c is =1-20 and at least one solvent is applied to a substrate, optionally dried, and converted into an indium oxide-containing layer, to the indium oxo-alkoxides of the indicated generic formula, to coating compositions comprising said indium oxo-alkoxides, to layers that can be produced by means of the method according to the invention, and to the use of said layers.
    Type: Application
    Filed: June 4, 2013
    Publication date: June 18, 2015
    Applicant: Evonik Industries AG
    Inventors: Juergen Steiger, Dennis Fruehling, Alexey Merkulov, Arne Hoppe
  • Patent number: 8580989
    Abstract: The present invention relates to a process for the preparation of indium(III) halodialkoxides of the generic formula InX(OR)2 where X=F, Cl, Br, I and R=alkyl radical, alkoxyalkyl radical, in which a composition (A) comprising an indium trihalide InX3, where X=F, Cl, Br and/or I, and at least one alcohol of the generic formula ROH, where R=alkyl radical, alkyloxyalkyl radical, is reacted with a composition (B) comprising at least one secondary amine of the generic formula R?2NH, where R?=alkyl radical, to the indium(III) halodialkoxides which can be prepared by the process and to their use.
    Type: Grant
    Filed: July 1, 2010
    Date of Patent: November 12, 2013
    Assignee: Evonik Degussa GmbH
    Inventors: Juergen Steiger, Alexey Merkulov, Dennis Fruehling, Arne Hoppe, Nicole Brausch
  • Publication number: 20120289728
    Abstract: The present invention relates to a process for the preparation of indium(III) halodialkoxides of the generic formula InX(OR)2 where X=F, Cl, Br, I and R=alkyl radical, alkoxyalkyl radical, in which a composition (A) comprising an indium trihalide InX3, where X=F, Cl, Br and/or I, and at least one alcohol of the generic formula ROH, where R=alkyl radical, alkyloxyalkyl radical, is reacted with a composition (B) comprising at least one secondary amine of the generic formula R?2NH, where R?=alkyl radical, to the indium(III) halodialkoxides which can be prepared by the process and to their use.
    Type: Application
    Filed: July 1, 2010
    Publication date: November 15, 2012
    Applicant: Evonik Degussa GmbH
    Inventors: Juergen Steiger, Alexey Merkulov, Dennis Fruehling, Arne Hoppe, Nicole Brausch