| 摘要 |
<p><P>PROBLEM TO BE SOLVED: To provide an ink composition which includes a metal pigment and has excellent ink discharge stability and printing stability. <P>SOLUTION: This ink composition includes an organic solvent, a metal pigment and a resin, wherein the organic solvent includes: based on the total amount of the ink composition;≥60 mass% of diethylene glycol diethyl ether; 24-37 mass% ofγ-butyrolactone and/or tetraethylene glycol dimethyl ether; and >1 mass% and <5 mass% of tetraethylene glycol monobutyl ether, and the 50% average particle diameter of the metal pigment in terms of sphere determined by a light scattering method is 0.8-1.2μm. <P>COPYRIGHT: (C)2011,JPO&INPIT</p> |
