Patent ID: 7674842

Claim:
A phase change ink comprising a colorant, an initiator, and a phase change ink carrier, said carrier comprising (A) a compound which is the reaction product of a mixture comprising (1) an isocyanate; and (2) a component comprising (a) (i) an alcohol having at least one vinyl ether group, and (ii) an amine having at least one vinyl ether group or an acid having at least one vinyl ether group; (b) an amine having at least one vinyl ether group; (c) an acid having at least one vinyl ether group; or (d) mixtures thereof, and (B) a phase change inducing component, said phase change inducing component containing at least one hydroxyl group, said phase change inducing component having a melting point of about 40° C. or higher, wherein the phase change ink has a viscosity of about 12 centipoise or lower at a temperature of between about 80° C. and about 120° C., and a viscosity of greater than about 10 5 centipoise at a temperature of about 40° C. or lower.