Patents by Inventor Friedrich Jonas

Friedrich Jonas 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: 8936735
    Abstract: The present invention relates to coatings comprising electrically conductive polymers and esters of gallic acid and sugars, their production and use, and dispersions for the production of such coatings.
    Type: Grant
    Filed: March 4, 2010
    Date of Patent: January 20, 2015
    Assignee: Heraeus Precious Metals GmbH & Co. KG
    Inventors: Udo Guntermann, Friedrich Jonas
  • Patent number: 8721928
    Abstract: The present invention relates to a novel process for preparing an aqueous or nonaqueous dispersion or solution comprising at least one conductive polymer and at least one polyanion, characterized in that the polymerization is performed with ultrasound irradiation, to aqueous or nonaqueous dispersions prepared by this process and to the use thereof.
    Type: Grant
    Filed: December 18, 2008
    Date of Patent: May 13, 2014
    Assignee: Heraeus Precious Metals GmbH & Co. KG
    Inventors: Friedrich Jonas, Udo Guntermann
  • Patent number: 8663505
    Abstract: The present invention relates to novel processes for preparing an aqueous or nonaqueous dispersion or solution comprising at least one conductive polymer and at least one polyanion, characterized in that the polymerization is performed at a pressure below atmospheric pressure, to aqueous or nonaqueous dispersions or solutions prepared by this process and to the use thereof.
    Type: Grant
    Filed: August 27, 2008
    Date of Patent: March 4, 2014
    Assignee: Heraeus Precious Metals GmbH & Co. KG
    Inventors: Wilfried Loevenich, Rudolf Hill, Andreas Elschner, Friedrich Jonas, Udo Guntermann
  • Publication number: 20120097897
    Abstract: The present invention relates to coatings comprising electrically conductive polymers and esters of gallic acid and sugars, their production and use, and dispersions for the production of such coatings.
    Type: Application
    Filed: March 4, 2010
    Publication date: April 26, 2012
    Inventors: Udo Guntermann, Friedrich Jonas
  • Publication number: 20120091399
    Abstract: The present invention relates to coatings comprising electrically conductive polymers and flavones, their production and use, and dispersions for the production of such coatings.
    Type: Application
    Filed: March 30, 2010
    Publication date: April 19, 2012
    Applicant: H.C. Starck Clevios GmbH
    Inventors: Udo Guntermann, Friedrich Jonas
  • Publication number: 20110210321
    Abstract: The invention concerns a process for producing transparent multi-layer electrodes from conductive polymers, electrodes produced by this process and their use in electro-optical structures.
    Type: Application
    Filed: May 9, 2011
    Publication date: September 1, 2011
    Inventors: Andreas Elschner, Peter Wilfried Loevenich, Friedrich Jonas
  • Patent number: 7951901
    Abstract: The production of electrically conductive polythiophenes by reaction of 2,5-dihalogen-3,4-ethylene dioxythiophenes with 3,4-ethylene dioxythiophenes in a solvent or liquid phase is provided. These polythiophenes can be used as a plastic or lacquer additive to provide antistatic properties.
    Type: Grant
    Filed: June 29, 2006
    Date of Patent: May 31, 2011
    Assignee: H. C. Starck GmbH
    Inventors: Knud Reuter, Stephan Kirchmeyer, Friedrich Jonas
  • Publication number: 20110117329
    Abstract: The invention relates to a process for producing conductive coatings containing a dispersion or solution comprising at least one optionally substituted polythiophene, at least one polyanion, water, at least one solvent and at least one basic additive by means of inkjet printing, wherein the pH of the aqueous dispersion or solution is adjusted to a value between 2 and 10 by means of at least one basic additive. The invention also relates to a conductive coating and the use thereof.
    Type: Application
    Filed: July 28, 2008
    Publication date: May 19, 2011
    Applicant: H.C. Starck Clevios GmbH
    Inventors: Friedrich Jonas, Udo Guntermann, Andreas Elschner, Detlef Riesebeck, Detlef Gaiser
  • Patent number: 7938986
    Abstract: The invention concerns a process for producing transparent multi-layer electrodes from conductive polymers, electrodes produced by this process and their use in electro-optical structures.
    Type: Grant
    Filed: December 12, 2006
    Date of Patent: May 10, 2011
    Assignee: H.C. Starck GmbH & Co. KG
    Inventors: Andreas Elschner, Peter Wilfried Loevenich, Friedrich Jonas
  • Patent number: 7923475
    Abstract: 3,4-Polyalkylenedioxythiophene dispersions comprising polyanions and cationic 3,4-polyalkylenedioxythiophenes, in particular those of the formula (I) in which n is an integer from 3 to 100, preferably from 4 to 15, and X is —(CH2)x—CR1R2—(CH2)y—, where R1 and R2, independently of one another, are H, an optionally substituted alkyl radical having from 1 to 20 carbon atoms, an aryl radical having from 6 to 14 carbon atoms or —CH2—OR3, where R3=H, alkyl or —CH2—CH2—CH2—SO3H, and x and y are each, independently of one another, an integer from 0 to 9, in which at least 90% of the particles are <50 nm, can be employed in electroluminescent arrangements having a long service life and high luminosity.
    Type: Grant
    Filed: January 24, 2002
    Date of Patent: April 12, 2011
    Assignee: H. C. Starck GmbH
    Inventors: Friedrich Jonas, Andreas Elschner, Klaus Wussow, Rolf Wehrmann
  • Publication number: 20110049433
    Abstract: The present invention relates to a novel process for preparing an aqueous or nonaqueous dispersion or solution comprising at least one conductive polymer and at least one polyanion, characterized in that the polymerization is performed with ultrasound irradiation, to aqueous or nonaqueous dispersions prepared by this process and to the use thereof.
    Type: Application
    Filed: December 18, 2008
    Publication date: March 3, 2011
    Applicant: H.C. Starck Clevios GmbH
    Inventors: Friedrich Jonas, Udo Guntermann
  • Publication number: 20110024692
    Abstract: The present invention relates to novel processes for preparing an aqueous or nonaqueous dispersion or solution comprising at least one conductive polymer and at least one polyanion, characterized in that the polymerization is performed at a pressure below atmospheric pressure, to aqueous or nonaqueous dispersions or solutions prepared by this process and to the use thereof.
    Type: Application
    Filed: August 27, 2008
    Publication date: February 3, 2011
    Applicant: H.C. STARCK CLEVIOS GMBH
    Inventors: Wilfried Loevenich, Rudolf Hill, Andreas Elschner, Friedrich Jonas, Udo Guntermann
  • Patent number: 7785493
    Abstract: The present invention relates to coatings comprising electrically conductive polymers and melamine derivatives, their preparation and use, and dispersions for the preparation of such coatings.
    Type: Grant
    Filed: November 3, 2006
    Date of Patent: August 31, 2010
    Assignee: H. C. Starck GmbH & Co. KG
    Inventors: Friedrich Jonas, Udo Guntermann
  • Patent number: 7449588
    Abstract: Methods of stabilizing thiophene derivatives of the general formula (I) by treatment with basic compounds: wherein R1 and R2 each independently represents a moiety selected from the group consisting of hydrogen, optionally substituted C1-20 alkyl groups which can contain up to 5 heteroatoms selected from the group consisting of oxygen and sulfur, optionally substituted C1-20 oxyalkyl groups which can contain up to 5 heteroatoms selected from the group consisting of oxygen and sulfur, or wherein R1 and R2 together represent a fused cyclic moiety selected from the group consisting of optionally substituted C1-20 dioxyalkylene groups and C1-20 dioxyarylene groups; and stabilized thiophene derivatives that can be prepared by such methods.
    Type: Grant
    Filed: May 4, 2007
    Date of Patent: November 11, 2008
    Assignee: H.C. Starck GmbH
    Inventors: Friedrich Jonas, Klaus Wussow, Knud Reuter
  • Patent number: 7377947
    Abstract: The invention relates to a process for the production of electrolyte capacitors having a low equivalent series resistance and low residual current, and which comprise a solid electrolyte of conductive polymers and an outer layer comprising conductive polymers applied in the form of a dispersion. Electrolyte capacitors produced by this process and the use of such electrolyte capacitors are also provided.
    Type: Grant
    Filed: April 10, 2006
    Date of Patent: May 27, 2008
    Assignee: H.C. Starck GmbH
    Inventors: Udo Merker, Klaus Wussow, Friedrich Jonas
  • Patent number: 7341801
    Abstract: Electrolyte capacitors containing certain polythiophenes are described. More particularly, the polythiophenes have backbones containing repeating units of the following general formula (I) and/or repeating units of the following general formula (II), wherein A is, for example, a C1-C5-alkylene radical, R is, for example, a C1-C18-alkyl radical, and x is an integer from 0 to 8. Also described are dispersions comprising such polythiophenes, and the use of such polythiophenes or dispersions thereof for producing conductive layers.
    Type: Grant
    Filed: July 12, 2004
    Date of Patent: March 11, 2008
    Assignee: H.C. Starck GmbH
    Inventors: Knud Reuter, Udo Merker, Friedrich Jonas
  • Publication number: 20070260070
    Abstract: Methods of stabilizing thiophene derivatives of the general formula (I) by treatment with basic compounds: wherein R1 and R2 each independently represents a moiety selected from the group consisting of hydrogen, optionally substituted C1-20 alkyl groups which can contain up to 5 heteroatoms selected from the group consisting of oxygen and sulfur, optionally substituted C1-20 oxyalkyl groups which can contain up to 5 heteroatoms selected from the group consisting of oxygen and sulfur, or wherein R1 and R2 together represent a fused cyclic moiety selected from the group consisting of optionally substituted C1-20 dioxyalkylene groups and C1-20 dioxyarylene groups; and stabilized thiophene derivatives that can be prepared by such methods.
    Type: Application
    Filed: May 4, 2007
    Publication date: November 8, 2007
    Applicant: H. C. Starck GmbH & Co. KG
    Inventors: Friedrich Jonas, Klaus Wussow, Knud Reuter
  • Publication number: 20070131914
    Abstract: The invention concerns a process for producing transparent multi-layer electrodes from conductive polymers, electrodes produced by this process and their use in electro-optical structures.
    Type: Application
    Filed: December 12, 2006
    Publication date: June 14, 2007
    Applicant: H.C. Starck GmbH & Co. KG
    Inventors: Andreas Elschner, Peter Loevenich, Friedrich Jonas
  • Publication number: 20070105991
    Abstract: The present invention relates to coatings comprising electrically conductive polymers and melamine derivatives, their preparation and use, and dispersions for the preparation of such coatings.
    Type: Application
    Filed: November 3, 2006
    Publication date: May 10, 2007
    Applicant: H. C. Starck GmbH & Co. KG
    Inventors: Friedrich Jonas, Udo Guntermann
  • Publication number: 20070010653
    Abstract: The production of electrically conductive polythiophenes by reaction of 2,5-dihalogen-3,4-ethylene dioxythiophenes with 3,4-ethylene dioxythiophenes in a solvent or liquid phase is provided. These polythiophenes can be used as a plastic or lacquer additive to provide antistatic properties.
    Type: Application
    Filed: June 29, 2006
    Publication date: January 11, 2007
    Applicant: H. C. Starck GmbH
    Inventors: Knud Reuter, Stephan Kirchmeyer, Friedrich Jonas