| abstract |
(57) [Abstract] [Purpose] Aqueous printing ink composition suitable for laminating printed on various plastic films, having excellent printability and also having adhesiveness, laminating strength, heat sealing and heat sterilization treatment resistance. An object and a manufacturing method thereof are provided. [Composition] A water-dispersible urethane prepolymer having an isocyanate group at the terminal (A) as an aqueous binder resin, Alternatively, a crosslinked polyurethane / urea resin obtained by reacting an isocyanate group of an aqueous dispersion obtained by dispersing a mixture of the prepolymer and another polyisocyanate compound in water with a polyamine, and (B) an epoxy group-containing copolymer And a core-shell type water-dispersible resin having a carboxyl group-containing polyurethane as a shell, and a method for producing the same. |