Polycyclic compound and organic electroluminescent device using same

• Main Authors: JOO SUNG-HOON, YANG BYUNG-SUN, SHIN BONG-KI, WOO SEONGEUN, KANG SU-KYOUNG, CHOI SUNGEUN, JO HYEON JUN, KIM JI-HWAN
• Format: Patent
• Language: Chinese; English
• Published: 20.09.2022
• Subjects: ACYCLIC, CARBOCYCLIC OR HETEROCYCLIC COMPOUNDS CONTAININGELEMENTS OTHER THAN CARBON, HYDROGEN, HALOGEN, OXYGEN, NITROGEN,SULFUR, SELENIUM OR TELLURIUM; CHEMISTRY; ELECTRICITY; METALLURGY; ORGANIC CHEMISTRY

The present invention relates to a polycyclic compound and an organic electroluminescent device using the same. Disclosed are polycyclic compounds that can be used in various organic layers of organic electroluminescent devices. The polycyclic compound has a characteristic skeleton structure and a characteristic substituent group. Also disclosed is an organic electroluminescent device comprising the polycyclic compound. The organic electroluminescent device includes a light-emitting layer using the polycyclic compound as a dopant and an anthracene derivative having a characteristic structure as a host. The use of the polycyclic compound significantly improves the luminous efficiency and lifespan characteristics of an organic electroluminescent device and makes the organic electroluminescent device efficient and durable. 本发明涉及多环化合物和使用其的有机电致发光器件。公开了可以用于有机电致发光器件的各种有机层中的多环化合物。所述多环化合物具有特征骨架结构和特性取代基。还公开了包含所述多环化合物的有机电致发光器件。所述有机电致发光器件包括采用所述多环化合物作为掺杂剂并且采用具有特征结构的蒽衍生物作为主体的发光层。使用所述多环化合物显著改善有机电致发光器件的发光效率和寿命特性并且使得有机电致发光器件高