| 摘要 |
PROBLEM TO BE SOLVED: To provide a combination of pigment water dispersions for ink jet recording, excellent in the discharge durability and recoverability of a recording head when used to combine the pigment water dispersions.SOLUTION: A combination of pigment water dispersions for ink jet recording includes a combination of pigment water dispersions having at least four colors of black, cyanogen, magenta and yellow, and a distribution ratio integrated value 1 of each of the pigment water dispersions, obtained by a specified zeta potential measurement step is 10% or less, etc.. |
