Title:
ELECTRON BUFFERING MATERIAL AND ORGANIC ELECTROLUMINESCENT DEVICE
Document Type and Number:
WIPO Patent Application WO/2015/194839
Kind Code:
A1
Abstract:
The present disclosure relates to an electron buffering material, and an organic electroluminescent device comprising a first electrode, a second electrode facing the first electrode, a light-emitting layer between the first electrode and the second electrode, and an electron transport zone and an electron buffering layer between the light-emitting layer and the second electrode. The organic electroluminescent device comprising the electron buffering material of the present disclosure has a low driving voltage and excellent luminous efficiency.
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Inventors:
CHO YOUNG-JUN (KR)
CHOI KYUNG-HOON (KR)
CHO SANG-HEE (KR)
SHIM JAE-HOON (KR)
NA HONG-YEOP (KR)
CHOI KYUNG-HOON (KR)
CHO SANG-HEE (KR)
SHIM JAE-HOON (KR)
NA HONG-YEOP (KR)
Application Number:
PCT/KR2015/006110
Publication Date:
December 23, 2015
Filing Date:
June 17, 2015
Export Citation:
Assignee:
ROHM & HAAS ELECT MAT (KR)
International Classes:
C07C15/28; C07C39/15; C07C43/205; C07C255/50; C07D209/86; C07D213/06; C07D307/91; C07D333/08; C07D333/76; C07D495/04; C07F7/02; C09K11/06; H01L27/32; H01L51/54; H05B33/14
Domestic Patent References:
WO2005038941A2 | 2005-04-28 | |||
WO2015041358A1 | 2015-03-26 |
Foreign References:
US20130228755A1 | 2013-09-05 | |||
US20130105777A1 | 2013-05-02 | |||
US20100301318A1 | 2010-12-02 | |||
EP1724852A2 | 2006-11-22 | |||
US20110204772A1 | 2011-08-25 | |||
EP2048721B1 | 2011-12-14 | |||
KR20130060157A | 2013-06-07 | |||
US20140353596A1 | 2014-12-04 | |||
US20150001498A1 | 2015-01-01 | |||
US20140291627A1 | 2014-10-02 |
Attorney, Agent or Firm:
CHANG, Hoon (Korean Re Bldg. 5F 68, Jong-ro 5-gil,Jongno-gu, Seoul 110-733, KR)
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