| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide a composition containing coloring material obtaining a high image density without increasing the amount of coloring material, and without deteriorating liquid storage stability, and to provide an image forming ink utilizing the same, and in detail to provide a coloring material containing composition with a high image density, excellent in smear resistance, liquid storage stability, and an ink jet ink for image forming ink, and to provide a related technology. <P>SOLUTION: The invention relates to the coloring material-containing composition including water as a solvent, the coloring materials, and a resin grafted with a long chained alkyl group, wherein the coloring material containing aqueous composition is characterized by comprising the long-chain alkyl group grafted by an alkyl isocyanate. <P>COPYRIGHT: (C)2009,JPO&INPIT |
