Patents Assigned to DUPONT ELECTRONICS, INC.
  • Patent number: 10892588
    Abstract: This invention is related to electrical connections in wearable garments and other articles that enable the transfer of electrical signals or electrical power from one site in the garment or article to another site on the garment or article by the use of an electrical conductor printed along the length of a sewable substrate which bridges the two sites.
    Type: Grant
    Filed: January 10, 2019
    Date of Patent: January 12, 2021
    Assignee: DUPONT ELECTRONICS, INC.
    Inventors: Mark Allan Lamontia, Joseph James Duffy
  • Patent number: 10889734
    Abstract: This invention is directed to stretchable polymer thick film compositions useful for wearable garments. More specifically, the polymer thick film may be used in applications where significant stretching is required, particularly on substrates that can be highly elongated. A particular type of substrate is a thermoplastic polyurethane substrate.
    Type: Grant
    Filed: August 8, 2018
    Date of Patent: January 12, 2021
    Assignee: DUPONT ELECTRONICS, INC.
    Inventors: Michael Zanoni Burrows, Mark Steven Critzer, Jay Robert Dorfman
  • Patent number: 10883009
    Abstract: An aqueous ink-jet ink which contains an aqueous vehicle, a dispersed binder, and one or more nonionic surfactants. The aqueous vehicle contains solvents with boiling points less than 200° C., or solvents with boiling points greater than 200° C. and having a solubility of water in solvents of less than 50% by weight. The ink is particularly advantageous for printing on coated offset media with.
    Type: Grant
    Filed: November 2, 2016
    Date of Patent: January 5, 2021
    Assignee: DUPONT ELECTRONICS, INC.
    Inventors: Waifong Liew Anton, Xiaoqing Li
  • Patent number: 10861985
    Abstract: The present invention provides a thick-film paste composition for printing the front side of a solar cell device having one or more insulating layers. The thick-film paste comprises an electrically conductive metal and a dual-frit oxide composition dispersed in an organic medium.
    Type: Grant
    Filed: October 16, 2018
    Date of Patent: December 8, 2020
    Assignee: DuPont Electronics, Inc.
    Inventors: Kenneth Warren Hang, Kathryn Lynn Goetschius, Yusuke Tachibana, Paul Douglas Vernooy
  • Patent number: 10844184
    Abstract: The present disclosure is directed to a base film having a chemically converted polyimide, a non-carbon black pigment and a particulate polyimide matting agent. The particulate polyimide matting agent is present in an amount from 1.6 to 9 weight percent of the base film.
    Type: Grant
    Filed: February 8, 2018
    Date of Patent: November 24, 2020
    Assignee: DUPONT ELECTRONICS, INC.
    Inventors: Thomas Edward Carney, Jeffrey Michael Bartolin, Meredith L Dunbar, Scott John Herrmann
  • Patent number: 10822746
    Abstract: Disclosed herein is a wallpaper, including: (a) a paper substrate including a paper layer and an ink decorative layer attached to an upper surface of the paper layer that faces away from the wall during use; (b) a fluorine-containing coating attached to a surface of the ink decorative layer; and (c) a supporting layer attached to a lower surface of the paper substrate, in which the supporting layer comprises 25 to 45 wt % of polyacrylate, 25 to 40 wt % of a styrene-acrylic acid copolymer and 10 to 50 wt % of inorganic particles based on the total weight of the supporting layer, wherein the inorganic particles are selected from the group consisting of silicon dioxide, titanium dioxide, calcium carbonate, kaolin clay, diatomite and talc powder, and a combination of two or more thereof.
    Type: Grant
    Filed: April 26, 2017
    Date of Patent: November 3, 2020
    Assignee: DUPONT ELECTRONICS, INC.
    Inventors: Zhang Honggui, Donald Douglas May
  • Patent number: 10672922
    Abstract: Disclosed herein are solar cells comprising semiconductor substrates and Cu electrodes attached thereto, wherein, the Cu electrodes are derived from conductive pastes containing powder mixtures of Cu particles and crystalline Ge particles and glass frits dispersed in organic media.
    Type: Grant
    Filed: August 28, 2014
    Date of Patent: June 2, 2020
    Assignee: DUPONT ELECTRONICS, INC.
    Inventors: Minfang Mu, Dan Feng
  • Patent number: 10658528
    Abstract: The present invention provides a thick-film paste composition comprising an electrically conductive metal and an oxide composition dispersed in an organic medium. The paste composition is printed on the front side of a solar cell device having one or more insulating layers and fired to form an electrode, and is suitable for devices having both highly and lightly doped emitter structures.
    Type: Grant
    Filed: April 9, 2018
    Date of Patent: May 19, 2020
    Assignee: DUPONT ELECTRONICS, INC.
    Inventors: Carmine Torardi, Paul Douglas Vernooy, Qijie Guo, Brian J Laughlin, Giuseppe Scardera
  • Patent number: 10640678
    Abstract: This invention is directed to stretchable polymer thick film compositions useful for wearable garments. More specifically, the polymer thick film may be used in applications where significant stretching is required, particularly on substrates that can be highly elongated. A particular type of substrate is a thermoplastic polyurethane substrate.
    Type: Grant
    Filed: August 8, 2018
    Date of Patent: May 5, 2020
    Assignee: DUPONT ELECTRONICS, INC.
    Inventors: Michael Zanoni Burrows, Mark Steven Critzer, Jay Robert Dorfman
  • Patent number: 10629323
    Abstract: Disclosed herein are electrically conductive adhesives (ECA) comprising: (a) organic binder, (b) electrically conductive powders comprised of silver particles and surface coated copper particles, and optional (c) solvent.
    Type: Grant
    Filed: August 28, 2015
    Date of Patent: April 21, 2020
    Assignee: DUPONT ELECTRONICS, INC.
    Inventors: Minfang Mu, Dan Feng, Jose Manuel Rodriguez-Parada
  • Patent number: 10611931
    Abstract: Disclosed herein are electrically conductive adhesives (ECA) comprising: (a) organic binder, (b) electrically conductive powders comprised of surface coated spherical copper particles and surface coated flaky copper particles, and optional (c) solvent.
    Type: Grant
    Filed: August 28, 2015
    Date of Patent: April 7, 2020
    Assignee: DUPONT ELECTRONICS, INC.
    Inventors: Minfang Mu, Dan Feng, Jose M. Rodriguez-Parada
  • Patent number: 10593439
    Abstract: The present invention provides a thick-film paste composition for printing the front side of a solar cell device having one or more insulating layers. The thick-film paste comprises an electrically conductive metal and an oxide composition dispersed in an organic medium that includes an organopolysiloxane and a fluorine-containing degradation agent.
    Type: Grant
    Filed: September 25, 2017
    Date of Patent: March 17, 2020
    Assignee: DUPONT ELECTRONICS, INC.
    Inventors: Hee Hyun Lee, Viacheslav V Diev, Eric Maurice Smith, Kalyan Venkata Chalapathi Rapolu
  • Patent number: 10559703
    Abstract: The present invention provides a thick-film paste for printing the front side of a solar cell device having one or more insulating layers. The thick-film paste comprises an electrically conductive metal and a lead-tellurium-boron-oxide dispersed in an organic medium.
    Type: Grant
    Filed: March 13, 2013
    Date of Patent: February 11, 2020
    Assignee: DUPONT ELECTRONICS, INC.
    Inventors: Alan Frederick Carroll, Kenneth Warren Hang, Brian J. Laughlin, Kurt Richard Mikeska, Carmine Torardi, Paul Douglas Vernooy
  • Patent number: 10468542
    Abstract: The present invention provides a thick-film paste for printing the front side of a solar cell device having one or more insulating layers. The thick-film paste comprises an electrically conductive metal, and a lead-tellurium-lithium-oxide dispersed in an organic medium.
    Type: Grant
    Filed: June 23, 2017
    Date of Patent: November 5, 2019
    Assignee: DUPONT ELECTRONICS, INC.
    Inventors: Alan Frederick Carroll, Kenneth Warren Hang, Brian J Laughlin, Kurt Richard Mikeska, Carmine Torardi, Paul Douglas Vernooy