Electroluminescent device, and display device comprising thereof

• Main Authors: HAN MOON-GYU, YOON WON-SIK, KIM CHAN-SU, KIM KWANG-HEE, JANG EUN-JOO, CHUNG DAE-YOUNG, PARK KUN-SU
• Format: Patent
• Language: Chinese; English
• Published: 17.03.2020
• Subjects: ELECTRICITY

An electroluminescent device includes a first electrode and a second electrode facing each other; an emission layer disposed between the first electrode and the second electrode and including a plurality of quantum dots and a first hole transporting material having a substituted or unsubstituted C4 to C20 alkyl group attached to a backbone structure; a hole transport layer disposed between the emission layer and the first electrode and including a second hole transporting material; and an electron transport layer disposed between the emission layer and the second electrode. 公开电致发光器件和包括其的显示装置。所述电致发光器件包括彼此面对的第一电极和第二电极；设置在所述第一电极和所述第二电极之间并且包括量子点和具有连接至骨架结构的取代或未取代的C4-C20烷基的第一空穴传输材料的发射层；设置在所述发射层和所述第一电极之间并且包括第二空穴传输材料的空穴传输层；以及设置在所述发射层和所述第二电极之间的电子传输层。