Ink set and ink jet recording method

Details Ink set and ink jet recording method Ink set and ink jet recording method

2007-04-24

2007-04-24

Klemanski, Helene (Department: 1755)

Compositions: coating or plastic

Coating or plastic compositions

Marking

C106S031480, C106S031490, C106S031500

Reexamination Certificate

active

10809955

ABSTRACT:
An ink set comprising: at least two kinds of inks, each of the at least two kinds of inks having a common hue and different densities, and containing an aqueous medium and a dye, wherein each of the at least two kinds of inks has a corresponding discoloration velocity constant (k) for an image printed with each one of the at least two kinds of inks, and a ratio defined by a minimum value (kmin) selected from among said corresponding constants divided by a maximum value (kmax) selected from among the corresponding constants, is within a range of 0.7 to 1.0.

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