The present invention relates to specific metal complexes of dithiolenes with perfluoroalkyl substituted imidazolidine-2-chalcogenone-4,5-dithione ligands, a process for their preparation and their use as colourless IR absorbers, for optical filters application; especially for plasma display panels, or for laser welding of plastics. The compounds may be used in compositions for inks, paints and plastics, especially in a wide variety of printing systems and are particularly well-suited for security applications.
本发明涉及具有
全氟烷基取代的
咪唑啉-2-
硫属-4,5-二
硫代二酮
配体的二
硫醌的特定
金属配合物,其制备过程及其作为无色红外吸收剂的用途,用于光学滤光片应用,特别是等离子显示面板或塑料激光焊接。这些化合物可以用于油墨、涂料和塑料的组成物中,特别是在各种印刷系统中,特别适用于安全应用。