VERFAHREN UND VORRICHTUNG ZUM EXTRUDIEREN VON GEMUSTERTEN BAHNEN AUS THERMOPLASTISCHEN KUNSTSTOFFEN

摘要

A process for the extrusion of patterned sheets of thermoplastic synthetic resins wherein a transparent basic synthetic resin material is combined with at least one differently colored secondary synthetic resin material, and wherein the combined stream of material made up of the basic material and the secondary material flows, during the extrusion, at least in partial zones at right angles to the extrusion flow direction, based on the flow cross section, is disclosed.