Method for layer-by-layer construction of shaped bodies using novolac polyurethane-based binder systems

摘要

The present invention relates to at least one novolak in a solid free-flowing form; an isocyanate component and a first solvent as a liquid component to be printed, wherein the solvent according to a preferred embodiment of the present invention is the first solvent A corresponding building material mixture; a component system for producing the object by 3D printing; and a three-dimensional object produced in the form of a metal casting mold and core according to this method. It relates to a method for construction by layer.