Patents Assigned to Degusssa Aktiengesellschaft
  • Glossy, precious-metal preparations for microwave-resistant tableware-decorations
    Patent number: 4992098
    Abstract: Glossy precious-metal preparations containing of one or more organo-precious-metal compounds, an organic carrier and a fluxing agent composed of organic metal compounds are used for microwave-resistant decorations on silicate tableware, the fluxing agent contains an organic silicon compound with three hydrolyzable groups at the silicon atom in a proportion of 0.1 to 2 moles of silicon per mole of precious metal.
    Type: Grant
    Filed: October 4, 1988
    Date of Patent: February 12, 1991
    Assignee: Degusssa Aktiengesellschaft
    Inventors: Marion Lotze, Hans Mehner, Peter Kleinschmit