| 摘要 |
<P>PROBLEM TO BE SOLVED: To obtain an ink composition which is stable and gives a high quality recorded image with least blurring and a clear-cut outline, even when paper is used as a recording medium. <P>SOLUTION: The ink composition contains at least a pigment, glycol ether, a surfactant, a block polymer of ethylene oxide and isopropylene oxide expressed by formula (1) [wherein, (m) is an integer or a decimal of 3-50; (k) and (n) are each an integer or a decimal of 6-50 which is the total of (k) and (n) (k+n)] and water. <P>COPYRIGHT: (C)2005,JPO&NCIPI |
