ORGANIC ELECTROLUMINESCENT DEVICE

• Main Authors: TIAN XUECHAO, KUANG ZHIYUAN, CAI LIUHUAN, SANG MING, XIA CHUANJUN, ZHAO CHUNLIANG
• Format: Patent
• Language: Chinese; English
• Published: 08.03.2024
• Subjects: ADHESIVES; CHEMISTRY; DYES; ELECTRICITY; HETEROCYCLIC COMPOUNDS; MATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FORELSEWHERE; METALLURGY; MISCELLANEOUS APPLICATIONS OF MATERIALS; MISCELLANEOUS COMPOSITIONS; NATURAL RESINS; ORGANIC CHEMISTRY; PAINTS; POLISHES

The invention discloses an organic light-emitting device. The organic light-emitting device comprises an anode, a cathode and an organic layer arranged between the anode and the cathode, the organic layer at least comprises an organic light-emitting layer, and the organic light-emitting layer comprises a first host material with a structure of a formula 1 and a first compound with a structure of a formula 3. The electroluminescent device disclosed by the invention shows excellent comprehensive device performance, such as higher efficiency and longer service life. Also disclosed are an electronic device comprising the organic electroluminescent device, and a compound composition of a first host material having a structure of Formula 1 and a first compound having a structure of Formula 3. 本发明公开了一种有机电致发光器件。该有机电致发光器件包括阳极，阴极，以及设置在阳极和阴极之间的有机层，所述有机层至少包含有机发光层，所述有机发光层包含具有式1结构的第一主体材料和具有式3结构的第一化合物。本发明的电致发光器件表现出优异的综合器件性能，比如更高的效率和更长的寿命。还公开了一种包含该有机电致发光器件的电子设备，以及具有式1结构的第一主体材料和具有式3结构的第一化合物的化合物组合物。