Patents Assigned to Isovolta
  • Patent number: 4744846
    Abstract: A heat shapable resin laminate sheet, composed of several heat-bonded support webs impregnated with duroplastic binders, the deformation temperature to be utilized in shaping the laminate sheet being higher than the temperature utilized in molding it, which comprises a number of individual laminations, each of which is formed separately of one or more support webs impregnated with duroplastic binders and layers of thermoplastic binders arranged between the individual laminations, the melting point temperatures of the thermoplastic binders being equal to or lower than the deformation temperature, and a process of shaping the laminate sheet.
    Type: Grant
    Filed: March 6, 1985
    Date of Patent: May 17, 1988
    Assignee: Isovolta
    Inventors: Guenther Pflug, Georg Petershofer