Machine readable code comprising ultra-violet curable...

Details Machine readable code comprising ultra-violet curable... Machine readable code comprising ultra-violet curable...

B - Operations, Transporting

41

F

B41F 17/00 (2006.01) B41J 2/01 (2006.01) G03F 7/00 (2006.01) G06K 1/12 (2006.01) G06K 19/06 (2006.01)

Patent

CA 2676890

A method for embedding information on a substrate including converting information to machine readable code, wherein the code comprises a set of intended printed markings, wherein each intended printed marking of the set has a predetermined height on a substrate and represents a predetermined value, wherein intended printed markings having a same predetermined height represent a same data value, and wherein intended printed markings representing different data values have different heights; and printing the machine readable code on the substrate by depositing an ultra-violet curable phase change ink comprising an optional colorant and a phase change ink vehicle comprising a radiation curable monomer or prepolymer; a photoinitiator; a reactive wax; and a gellant and curing the deposited ink, such that each of the intended printed markings is formed as a printed marking with the predetermined height.

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