Patent ID: 8636307
Filing Date: 2014-01-28
Classification: A61P,C09D,Y10T

Abstract:
1. An intaglio printing ink composition comprising at least one oxidatively curable principal material in an amount of 25 to 40 wt-% of the total printing ink, at least one UV-curable material in an amount between 2 and 15 wt-% of the total printing ink, at least one fusible wax in an amount greater than 0 and up to 10 wt-% of the total printing ink, at least one oxypolymerization drier, and at least one photoinitiator, wherein the dynamic modulus (G*) of the composition increases at least 50% after thermal cycling from 25° C. to 80° C. to 25° C. and irradiation with a curing dose of UV light.