| 摘要 |
PROBLEM TO BE SOLVED: To provide an inkjet ink which contains a metallic pigment excellent in brightness, and also in water proofness, chemical resistance, and weatherproofness, with little color change or color fading under high temperature and high pressure, and durable at outdoor use for a long period of time, and which is insusceptible to electric charge from a pressure element of an inkjet head.SOLUTION: The inkjet ink is provided which includes a nonconductive metal pigment having an average particle size of 0.4 to less than 0.95 μm, a resin, and a solvent, and in which the surface of the nonconductive metal pigment is coated with an alkoxide containing an organoalkoxysilane having a structure represented by formula (2a) and formula (2b) and a coating film has a crosslinked structure. R-Si-(OR)... (2a) (Ris a monovalent group having a (meth)acryl group, Ris a monovalent C1-4 alkyl group). R-Si-(OR).... (2b) (Ris a glycidoxy group, or a monovalent group having a C5-6 epoxycycloalkyl group functional group, and Ris a monovalent C1-4 alkyl group).SELECTED DRAWING: None |
