| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a pigment-dispersed aqueous ink composition that exhibits a reliable printing performance, gives a rapid drying printed image having anti-bleeding quality equal to or better than that obtained with a dye-based ink and is favorably used for inkjet printing. <P>SOLUTION: A polysaccharide expressed by formula (I) is used for the pigment dispersant. <P>COPYRIGHT: (C)2003,JPO |
