Patent ID: 8840716
Filing Date: 2014-09-23
Classification: C09D,Y10T

Abstract:
1. An ink set comprising a magenta ink (M) which is such that in a case where the Y value of this ink in the XYZ display system stipulated by the CIE is 55 as calculated from the ultraviolet-visible transmission spectrum of a dilute aqueous solution of the ink with a coloring material concentration of 0.01 wt % or less, the Z value of this ink in the same system is 83 or less, and in which the L* value in the CIE-stipulated Lab display system of an aqueous solution of this ink diluted 1000 times by weight is 70 or less, a yellow ink (Y), and a cyan ink (C), wherein said magenta, yellow and cyan inks contain respective pigments, the pigment of said magenta ink is C. I. pigment violet 19 and the pigment of said cyan ink is C. I. pigment blue 15:3.