Method of using powders to cure solvent free inks
AssigneeShamrock Chemical Corporation
InventorsWilliam B. Neuberg, John J. Aclin
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Abstract
An improved process for curing solvent free inks using resin powder makes use of a caulstock laminate which is applied against a printed surface bearing ink and resin powder. The printed material and the caulstock are heated, pressed together and then cooled.
Claims11
A half-tone printed surface cured according to a process for curing solvent free ink, wherein resin powder is applied to a printed surface on a web and cured, the inmprovement wherein a caulstock laminate having a release agent is applied to said powdered, printed surface of said web, wherein said web and said caulstock are heated, wherein said web and said caulstock are pressed together, wherein said web and said caulstock are cooled, and wherein said caulstock is peeled from said web.
A half-tone printed surface cured according to a process for curing solvent free inks, wherein resin powder is applied to a printed surface on a web and cured, the improvement wherein a caulstock laminate having a release aent is applied to said powdered, printed surface of said web, wherein said web and said caulstock are passed over a first heated roller and pressed between said first roller and a second roller, wherein said web and said caulstock are passed over at least a third cooled roller, and wherein said caulstock is peeled from said web.
Dependencies are inferred from the claim text.