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US 2024/0254359 A1Published application
Thermally curable primers for digital printing
AssigneeSun Chemical Corporation
InventorsJoanne GUITE, Harvey HARPHAM
Life of this patent
Estimating the term…
Abstract
Aqueous print receptive primers comprising a crosslinking agent which are cured at temperatures above 80° C. after being overprinted via electrographic (toner) or inkjet digital printing processes.
Claims23
-23. (canceled)
An aqueous primer coating composition comprising a polyurethane dispersion and a thermally activated blocked isocyanate crosslinking agent, wherein the polyurethane dispersion forms greater than 40% (w/w) of the total composition and where the polyurethane forms, on dry weight, between 10.0 and 98% of the coating composition.
Dependencies are inferred from the claim text.