Patents Assigned to PPC AUSTRIA HOLDING GMBH
  • Glaze for a ceramic article
    Patent number: 10941082
    Abstract: The glaze is prepared from the following raw materials in percentage by weight: Fire Clay 10%-25%, Feldspar 30%-40%, Sand 30%-40%, Calcium Silicate 8%-12%, Graphane (i.e., disordered crystalline and hydrogenated double bounded Carbon) 5%-15% or C-doped Boron Nitride (CBN) 5%-15%, various metal oxides as pigments and water. This glaze is applied on the standard glazing operation in the ceramic insulator manufacturing process and is fired in a controlled inert-gas atmosphere.
    Type: Grant
    Filed: November 6, 2017
    Date of Patent: March 9, 2021
    Assignee: PPC AUSTRIA HOLDING GMBH
    Inventors: Markku Ruokanen, Juergen Hoffmann