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US 9,555,616 B2Granted
Variable printing process using soft secondary plates and specialty inks
AssigneeBall Corporation
InventorsChris Carreras, Kellie M. Hedberg
Life of this patent
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Abstract
The present invention relates to using soft secondary plates and specialty inks in a printing process. More specifically, the present invention relates to an apparatus and methods of using soft secondary plates made of a rubber comprising a saturated chain of polymethylene or a photopolymer material to decorate an exterior surface of cylindrical metallic containers with high definition graphics and other indicia.
Claims13
A method of using a flexible transfer plate in a printing process to decorate an exterior surface of a metallic container, comprising:
- forming a first image on a predetermined portion of a face portion of the flexible transfer plate by removing at least some of the face portion in a laser engraving process, wherein the flexible transfer plate is comprised of a saturated chain of polymethylene;
- removably affixing the flexible transfer plate with the first image onto a blanket cylinder of a decorator;
- attaching a plurality of first printing plates to a first plate cylinder of the decorator;
- attaching a plurality of second printing plates to a second plate cylinder of the decorator, the second printing plates including relief areas that align with the first image of the flexible transfer plate;
- applying a first ink from a first inker to at least one of the plurality of first printing plates;
- transferring at least some of the first ink from the at least one of the plurality of first printing plates to at least a portion of the flexible transfer plate;
- and
- transferring the first ink from the flexible transfer plate to the exterior surface of the metallic container, wherein the metallic container is decorated.
5 more elements
Dependencies are inferred from the claim text.