Organische Lichtemittierende Anzeigevorrichtung

Details

Veröffentlichungs-Nr.

EP2983227

Aktenzeichen

EP15178787

Anmeldetag

29. Juli 2015

Veröffentlichung

22. Januar 2020

Erteilung

22. Januar 2020

Rechtsraum

EP

IPC

H01L51/54

Abstract

An organic light emitting display device (100) is disclosed. The organic light emitting display device (100) includes at least two light emitting parts (ST1, ST2, ST3) each including a light emitting layer (140, 190, 250) and an electron transport layer (150, 200, 260), and at least one charge generation layer (160, 230) between the light emitting parts (ST1, ST2, ST3), wherein at least one among the at least one charge generation layer (160, 230) or the electron transport layer (150, 200, 260) includes a compound having nitrogen atoms and a substituent for enhancing electron mobility.

Anmelder

Firma

LG Display Co., Ltd.

Land

🇰🇷 Südkorea

Fachgebiete