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Title:
ORGANIC LIGHT EMITTING DIODE
Document Type and Number:
WIPO Patent Application WO/2020/022768
Kind Code:
A1
Abstract:
The present specification relates to an organic light emitting diode comprising: a cathode; an anode disposed opposite to the cathode; a light emitting layer disposed between the cathode and the anode; a first organic layer disposed between the cathode and the light emitting layer and containing a compound of chemical formula 1; and a second organic layer disposed between the cathode and the first organic layer and containing a compound of chemical formula 2.

Inventors:
HUH, Jungoh (LG Chem Research Park, 188 Munji-ro,,Yuseong-gu, Daejeon, 34122, KR)
HONG, Sung Kil (LG Chem Research Park, 188 Munji-ro,,Yuseong-gu, Daejeon, 34122, KR)
HEO, Dong Uk (LG Chem Research Park, 188 Munji-ro,,Yuseong-gu, Daejeon, 34122, KR)
HAN, Miyeon (LG Chem Research Park, 188 Munji-ro,,Yuseong-gu, Daejeon, 34122, KR)
LEE, Jae Tak (LG Chem Research Park, 188 Munji-ro,,Yuseong-gu, Daejeon, 34122, KR)
YANG, Junghoon (LG Chem Research Park, 188 Munji-ro,,Yuseong-gu, Daejeon, 34122, KR)
YUN, Heekyung (LG Chem Research Park, 188 Munji-ro,,Yuseong-gu, Daejeon, 34122, KR)
Application Number:
KR2019/009164
Publication Date:
January 30, 2020
Filing Date:
July 24, 2019
Export Citation:
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Assignee:
LG CHEM, LTD. (128 Yeoui-daero, Yeongdeungpo-gu, Seoul, 07336, KR)
International Classes:
H01L51/00; H01L51/50; H01L51/52
Foreign References:
KR101593368B12016-02-11
KR20170134264A2017-12-06
KR20170032414A2017-03-22
KR20180035554A2018-04-06
KR20150093440A2015-08-18
Attorney, Agent or Firm:
CHUNG, Soon-Sung (6F Tower837 Bldg, 318 Gangnam-daero,,Gangnam-gu, Seoul, 06253, KR)
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