Patent ID: 7758682

Claim:
A non-aqueous ink with an extended cap-off time for writing, drawing, painting or marking, as a writing or marking fluid, comprising 50-95% by weight organic solvent more than 0-20% by weight binding agent 0.05-10% by weight drying retarder 1-30% by weight colorant more than 0-10% by weight fluorinated surfactant 0-15% by weight one or more additives, wherein the colorant is a water-soluble or water-insoluble colorant, wherein the drying retarder is a solid fatty acid or a blend of solid fatty acids that are solid at room temperature, wherein the solid fatty acid is selected from the group consisting of capric acid, lauric acid, myristic acid, palmitic acid, stearic acid, arachidonic acid and behenic acid.