Patents by Inventor Sebastian Unkelbach

Sebastian Unkelbach 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: 10158032
    Abstract: In general, the present invention relates to electro-conductive pastes with halogen containing compounds as additives and solar cells with high Ohmic sheet resistance, preferably photovoltaic solar cells. More specifically, the present invention relates to solar cell precursors, processes for preparation of solar cells, solar cells and solar modules. The present invention relates to a solar cell precursor at least comprising as precursor parts: i) a wafer with sheet resistance of at least 80 Ohm/sq.; ii) an electro-conductive paste at least comprising: a) metallic particles; b) a glass frit; c) an organic vehicle; and d) a halogen containing compound applied to the wafer.
    Type: Grant
    Filed: October 10, 2013
    Date of Patent: December 18, 2018
    Assignee: HERAEUS DEUTSCHLAND GMBH & CO. KG
    Inventors: Gerd Schulz, Daniel Winfried Holzmann, Sebastian Unkelbach, Matthias Hörteis
  • Patent number: 10069021
    Abstract: In general, the present invention relates to electro-conductive pastes with salt additives with anions consisting of halogen and oxygen, and solar cells with high Ohmic sheet resistance, preferably photovoltaic solar cells. More specifically, the present invention relates to electro-conductive pastes, solar cell precursors, processes for preparation of solar cells, solar cells and solar modules. The present invention relates to an electro-conductive paste at least comprising as paste constituents: a) metallic particles; b) a glass frit; c) an organic vehicle; and d) a salt with an anion comprising an oxygen atom and a halogen atom.
    Type: Grant
    Filed: October 10, 2013
    Date of Patent: September 4, 2018
    Assignee: HERAEUS DEUTSCHLAND GMBH & CO. KG
    Inventors: Gerd Schulz, Daniel Winfried Holzmann, Sebastian Unkelbach, Matthias Hörtheis
  • Publication number: 20180076343
    Abstract: In general, the present invention relates to electro-conductive pastes comprising organic metal oxide and solar cells obtainable therefrom, preferably photovoltaic solar cells. More specifically, the present invention relates to electro-conductive pastes, solar cell precursors, processes for preparation of solar cells, solar cells and solar modules. The present invention relates to a conductive paste composition comprising the following paste constituents: a. at least 70 wt. % Ag particles, based on the paste; b. a vehicle; c. an inorganic reaction system; d. an organic metal oxide comprising a metal M; wherein the metal M is one or more selected from the group consisting of the following: Se, Ge, Pb, As, Sb, Bi, Te, Nb, Ta, Cr, Mo, W.
    Type: Application
    Filed: March 24, 2016
    Publication date: March 15, 2018
    Inventors: Gerd Schulz, Daniel W. Holzmann, Markus König, Matthias Hörteis, Michael Neidert, Sebastian Unkelbach, Li Yan
  • Publication number: 20150090313
    Abstract: In general, the invention relates to electro-conductive pastes with Ag-metal-oxide as additives and solar cells with high Ohmic sheet resistance, preferably photovoltaic solar cells. More specifically, the invention relates to solar cell precursors, processes for preparation of solar cells, solar cells and solar modules. The invention relates to an electro-conductive paste comprising the following paste constituents: a. At least 70 wt. % Ag particles, based on the paste, b. An organic vehicle, c. A glass, d. An Ag-metal-oxide, comprising Ag, a metal M or semiconductor element different from Ag, and oxygen.
    Type: Application
    Filed: September 25, 2014
    Publication date: April 2, 2015
    Inventors: Gerd Schulz, Daniel Zindel, Markus König, Matthias Hörteis, Michael Neidert, Sebastian Unkelbach
  • Publication number: 20140102503
    Abstract: In general, the present invention relates to electro-conductive pastes with halogen containing compounds as additives and solar cells with high Ohmic sheet resistance, preferably photovoltaic solar cells. More specifically, the present invention relates to solar cell precursors, processes for preparation of solar cells, solar cells and solar modules. The present invention relates to a solar cell precursor at least comprising as precursor parts: i) a wafer with sheet resistance of at least 80 Ohm/sq.; ii) an electro-conductive paste at least comprising: a) metallic particles; b) a glass frit; c) an organic vehicle; and d) a halogen containing compound applied to the wafer.
    Type: Application
    Filed: October 10, 2013
    Publication date: April 17, 2014
    Applicant: Heraeus Precious Metals GmbH & Co. KG
    Inventors: Gerd SCHULZ, Daniel ZINDEL, Sebastian UNKELBACH, Matthias HÖRTHEIS
  • Publication number: 20140048116
    Abstract: In general, the present invention relates to electro-conductive pastes with salt additives with anions consisting of halogen and oxygen, and solar cells with high Ohmic sheet resistance, preferably photovoltaic solar cells. More specifically, the present invention relates to electro-conductive pastes, solar cell precursors, processes for preparation of solar cells, solar cells and solar modules. The present invention relates to an electro-conductive paste at least comprising as paste constituents: a) metallic particles; b) a glass frit; c) an organic vehicle; and d) a salt with an anion comprising an oxygen atom and a halogen atom.
    Type: Application
    Filed: October 10, 2013
    Publication date: February 20, 2014
    Applicant: Heraeus Precious Metals GmbH & Co. KG
    Inventors: Gerd SCHULZ, Daniel Zindel, Sebastian Unkelbach, Matthias HÖRTHEIS