The present invention relates to 4,4′-substituted spirobifluorenes which are suitable, owing to excellent properties, as functional materials in organic electroluminescent devices. In addition, the present invention relates to a process for the preparation of 4,4′-substituted spirobifluorenes and to the use of these compounds in organic electroluminescent devices.
本发明涉及4,4'-取代的螺环双
芴,由于其优异的性能,可用作有机电致发光器件中的功能材料。此外,本发明还涉及一种制备4,4'-取代的螺环双
芴的方法,以及在有机电致发光器件中使用这些化合物的用途。