2 3D TWO COMPONENT INK JETTABLE PRIMER AND INCORPORATION OF ADHESION PROMOTER TO THE INK FOR PRINTING ONTO 3D OBJECTS

摘要

spraying a first component of a primer composition onto a substrate, wherein the first component comprises a crosslinking agent; spraying a second component of the primer composition onto the substrate, wherein the second component comprises a crosslinking activator; and mixing the first component and the second component to form a primer layer, wherein the jetting of the first component and the second component originates from at least one printhead. is provided