Patents Assigned to Nyffeler Corti
  • Sterilization-resistant glass container sealed with an aluminum composite film
    Patent number: 4693385
    Abstract: A sterilization-resistant, sealed glass container is produced by providing the rim of the glass container with a thermoplastic coating of a baking varnish and then heat-sealing an aluminum/polypropylene composite film on to said coating. The rim of the glass container may, optionally, be pretreated with an adhesion promotor before the baking varnish is applied.
    Type: Grant
    Filed: May 6, 1985
    Date of Patent: September 15, 1987
    Assignee: Nyffeler Corti
    Inventors: Alfons Lamping, Beat Karth