WATER-BASE INK COMPOSITION AND METHOD OF RECORDING THEREWITH

摘要

A cyan ink which is excellent in color reproduction and desirable for ink jet recording, contains a phthalocyanine derivative represented by general formula (I), and can realize very good color images when used in printing together with yellow and magenta inks each containing a specified dye, wherein X represents an ion of a metal selected from among Cu, Fe, Co and Ni; R<1> represents H or alkyl; Z represents OH, COOH or NR<2>R<3> (R<2> being H or alkyl, and R<3> being alkyl or phenyl); n represents an integer of 1 to 15; K and 1 represent each 0 or 1; and m represents an integer of 1 to 4, provided 2