| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a yellow pigment having a hue with high clarity suitable for inkjet recording, providing a printed product having various kinds of high fastness, and providing an ink composition having excellent preservation stability when the ink composition is prepared; and to provide the ink composition containing the yellow pigment. <P>SOLUTION: The water-soluble azo compound represented by formula (1) (wherein, m and n are each independently an integer of 1-3; and x is an integer of 1-3) as a free acid, or salt thereof, and the ink composition are provided. <P>COPYRIGHT: (C)2008,JPO&INPIT |
