| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide an inkjet ink set using light and deep color inks excellent in fixing properties which, e.g., does not require a measure of ink formulation such as addition of a new component and an inkjet recording device of larger size or higher cost such as a strong recovery device in order to improve the fixing properties of the deep color ink having a high colorant density. <P>SOLUTION: The ink set has at least a plurality of inks having different colorant densities in a related color, and at least one of the same colorant is used in a first ink and a second ink of the plurality of inks having different colorant densities in a related color, and the counter ion of the colorant is different between the first ink and the second ink. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
