| 摘要 |
<P>PROBLEM TO BE SOLVED: To provide ink and an ink set for inkjet excellent in preservation stability at a high temperature, and to provide an ink tank for inkjet, an inkjet recording method and an inkjet recording device, each utilizing these ink and ink set for inkjet. <P>SOLUTION: This ink for inkjet (I) contains at least one kind of nonionic surfantants and at least one kind among anionic surfactants and ampholytic surfactants as surfactants, where (II) the nonionic surfactant has a weight-average molecular weight of 1,000 or less and an SP value of 9.2-13, and the numerical sum of carbon atoms and oxygen atoms in the unit constituting its hydrophilic group part is 10 or more, and (III) the weight-average molecular weight of the anionic surfactant and the ampholytic surfactant is 175-1,500. <P>COPYRIGHT: (C)2006,JPO&NCIPI |
