Patent ID: 7207669
Filing Date: 2007-04-24
Classification: C09D

Abstract:
1. A method of printing, comprising charging a printhead of an inkjet printer with ink, the ink being a fluid homogeneous mixture comprising polymerized fatty acid-based polyamide resin that is the reaction product of reactants comprising polymerized fatty acid polyamide, ethylene diamine, hexamethylenediamine, and fatty acid with an organic solvent and colorant, wherein the organic solvent comprises a first solvent and a second solvent, where the first solvent comprises at least one solvent selected from solvents comprising a single amide, a single carbamide, or a single hydroxyl group as the only non-hydrocarbon moiety in the solvent; and the second solvent has a viscosity at 25° C. that is less than 60 cps and comprises at least one hydrocarbon solvent; and transferring the ink from the printhead onto a substrate.