| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a yellow dye having highly bright hue suitable for inkjet recording, producing a recorded matter having various good fastness properties and giving an ink composition having excellent storage stability, and to provide an ink composition containing the dye. <P>SOLUTION: The invention provides a water-soluble azo compound expressed by formula (1), its salt and the use of the compounds. <P>COPYRIGHT: (C)2009,JPO&INPIT |
