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1. (WO2017156698) ORGANIC ELECTROLUMINESCENT COMPOUND AND ORGANIC ELECTROLUMINESCENT DEVICE THEREOF

Pub. No.:    WO/2017/156698    International Application No.:    PCT/CN2016/076340
Publication Date: Fri Sep 22 01:59:59 CEST 2017 International Filing Date: Wed Mar 16 00:59:59 CET 2016
IPC: C07D 417/14
C07D 417/04
C07D 413/14
C07D 413/04
C07D 403/14
C07D 403/04
C07D 401/14
C07D 401/04
H01L 51/54
H01L 27/32
Applicants: DOW GLOBAL TECHNOLOGIES LLC
ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD.
CHO, Sang Hee
NA, Hong Yeop
TANG, Zhengming
FENG, Shaoguang
MOON, Doo-Hyeon
Inventors: CHO, Sang Hee
NA, Hong Yeop
TANG, Zhengming
FENG, Shaoguang
MOON, Doo-Hyeon
Title: ORGANIC ELECTROLUMINESCENT COMPOUND AND ORGANIC ELECTROLUMINESCENT DEVICE THEREOF
Abstract:
Disclosed is an organic EL device comprising an electron buffer material, and a first electrode, a second electrode opposing the first electrode, a light-emitting layer disposed between the two electrodes, and an electron transport zone and an electron buffer layer disposed between the light-emitting layer and the second electrode. The organic EL device comprising the electron buffering material of the present disclosure has a low driving voltage, high luminous efficiency and excellent lifespan.