Patent ID: 8128747

Claim:
A water-based ink for ink jet recording comprising a coloring agent, water, and a water-soluble organic solvent, wherein the coloring agent comprises the following dye (1) and dye (2), a weight ratio between the dye (1) and dye (2) is in the range of about 7:3 to about 9:1; Dye (1): dye represented by the following general formula (1) Dye (2): at least one dye selected from the group consisting of C. I. Direct Yellow 86, C. I. Direct Yellow 132, and C. I. Direct Yellow 142 wherein in the general formula (1), R 1 , R 2 , Y 1 , and Y 2 each represents a monovalent group, provided that R 1 , R 2 , Y 1 , and Y 2 may be the same or different; X 1 and X 2 , each independently, represents an electron attractive group, provided that X 1 and X 2 may be the same or different; Z 1 and Z 2 , each independently, represents a hydrogen atom, a substituted or unsubstituted alkyl group, a substituted or unsubstituted alkenyl group, a substituted or unsubstituted alkynyl group, a substituted or unsubstituted aralkyl group, a substituted or unsubstituted aryl group, or a substituted or unsubstituted heterocyclic group, provided that Z 1 and Z 2 may be the same or different; and M represents a hydrogen atom, an ammonium ion, or a quaternary ammonium ion.