An object of the invention is to provide a polymer compound having a high hole transport capacity, excellent in electrochemical stability, and suitable to film formation according to a wet film formation method. Another object of the invention is to provide an organic electroluminescence element having a high current efficiency, a low drive voltage, and a long derive lifetime. The polymer compound has a crosslinking group bonding to the arylamine moiety in the repeating unit via at least one single bond therebetween.
本发明的一个目的是提供一种具有高空穴传输能力、优异的电
化学稳定性并适合于按照湿法成膜的聚合物化合物。本发明的另一个目的是提供一种具有高电流效率、低驱动电压和长衍生寿命的有机电致发光元件。该聚合物化合物具有交联基团,通过至少一个单键与重复单元中的芳基胺分子结合。