Patents Assigned to Ciba-Geigy GmbH
  • Patent number: 4480006
    Abstract: Proposed is a distance sheeting for construction of molds and models; the sheeting is produced by curing of 100 parts by weight of a mixture consisting of 45-60 parts by weight of an internally plasticized epoxy resin of low epoxide value, 5-10 parts by weight of an external plasticizer and 35-45 parts by weight of a globular-amorphous filler material with 9-13 parts by weight of polyamine curing agent. This distance sheeting is especially suitable as a substitute for the sheetings made of lead or wax which are being used currently for this purpose.
    Type: Grant
    Filed: September 29, 1982
    Date of Patent: October 30, 1984
    Assignee: Ciba-Geigy GmbH
    Inventors: Rudolf Rampf, Erich Sollner