| 摘要 |
The invention relates to an ink composition which is suitable for inkjet printing, comprising 0.001 wt.% to 15 wt.% of rare earth complexes of the formula (I), in which Ln' represents one or more trivalent rare earth cations selected from the group consisting of Ce, Pr, Nd, Sm, Eu, Gd, Tb, Dy, Ho, Er, Tm, and Yb, preferably selected from the group consisting of Eu, Gd, and Tb; n' is preferably three; S' is a C5-C6 heteroaryl, preferably a pyridyl; Y' is a diazaheterocycle, preferably an imidazolyl, particularly preferably a functionalized benzimidazolyl; Z' is either hydrogen or a functional group selected from the group consisting of alkyl, aryl, sulfonyl, and halogen; and x' = 1 or any natural number. |
