Patent ID: 11932769
Assignee: XEROX CORPORATION
Field: Macromolecular chemistry, polymers (Chemistry)
Classification: CPC C | IPC C

Claim 0:
1. A printable flexible overcoat ink composition, consisting of:
a mixture of a thermoplastic polyurethane (TPU) dispersion and a solvent, wherein the mixture has a viscosity of 1 centipoise to 2,000 centipoise to allow the mixture to be digitally printed, wherein a ratio of the TPU dispersion to solvent comprises approximately 1:1 to 1:20 for an inkjet printhead and approximately 10:1 to 1:20 for an aerosol jet printhead, wherein the solvent comprises a high boiling point solvent comprising at least one of: ethylene glycol, diethylene glycol, sulfolane, propylene glycol methyl ether acetate, propylene glycol monomethyl ether acetate, di(propylene glycol) methyl ether acetate, (propylene glycol) methyl ether, di(propylene glycol) methyl ether, methyl isobutyl ketone, diisobutyl ketone, butyl acetate, methoxypropylacetate, or propoxylated neopentylglycoldiacrylate.