Hewlett-packard Development Company, L.p.

Wenjia Zhang

Hou Tee Ng

Manoj K Bhattacharyya

Laurie S Mittelstadt

A digital printing system includes components to apply an ink layer on a substrate, and a deinking applicator. The deinking applicator includes a reservoir and a roller. The reservoir is to contain a deinking solution. The roller is positioned to receive the deinking solution from the reservoir and to coat the substrate with the deinking solution prior to the application of the ink layer or subsequent to the application of the ink layer.

Digital printers

An ink coating composition is disclosed herein. The ink coating composition includes a polymer latex and an adhesion promoting agent. A non-ionic surfactant is also included in the ink coating composition. The non-ionic surfactant has an HLB value ranging from about 6 to about 15. The ink coating composition also includes a balance of water.

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Palo Alto, CA, United States of America

Wenjia Zhang