Patent ID: 9738811
Date: 2017-08-22
CPC Classifications: C08G,C08K,C09B,C09D,Y10T

Claim:
1. A phase change ink composition comprising: a phase change carrier composition comprising: a wax; and a wax-soluble near-infrared (NIR) dye having an absorption maximum in the wavelength region from about 700 nm to about 1400 nm, wherein the wax-soluble NIR dye is represented by formula (II), (III), or (IV), a tautomer thereof, or a salt thereof, wherein formulas (II), (III), and (IV) are: wherein R wherein at least one of R wherein at least one of R wherein at least one of R wherein each of R wherein each of R wherein X is:  and wherein n is 1 to 5, wherein the phase change ink composition is in a solid phase at room temperature.