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Title:
A NOVEL COMBINATION OF A HOST COMPOUND AND A DOPANT COMPOUND AND AN ORGANIC ELECTROLUMINESCENCE DEVICE COMPRISING THE SAME
Document Type and Number:
WIPO Patent Application WO/2014/038867
Kind Code:
A1
Abstract:
The present invention relates to a specific combination of a dopant compound and a host compound, and an organic electroluminescent device comprising the same. The organic electroluminescent device of the present invention emits yellow-green light; lowers the driving voltage of the device by improving the current characteristic of the device; and improves power efficiency and operational lifespan.

Inventors:
KIM, Chi-Sik (4 Solbit Maeul Ssangyong Yega Apt, Bansong-dongHwaseong-si, Gyeonggi-do 445-752, 41-1201, KR)
YOON, Seok-Keun (205 342-4, Sin-dongYeongtong-gu,Suwon-si, Gyeonggi-do 443-390, KR)
KIM, Hyun (5 Sinnamusil Ssangyong Apt, 963-2 Yeongtong-dong, Yeongtong-gu,Suwon-si, Gyeonggi-do 443-470, 42-1504, KR)
JUNG, So-Young (337-801, World Meridian Bando Yubora Apt.Bansong-dong,Hwaseong-si, Gyeonggi-do 445-160, KR)
KANG, Hyun-Ju (125-5, Gwangmyeong 2-dongGwangmyeong-si, Gyeonggi-do 423-806, KR)
LEE, Kyung-Joo (2 Hyundai Hometown, Dohwa-dongMapo-gu, Seoul 121-773, 10-1001, KR)
SHIN, Hyo-Nim (204-701, EG The One Apt.Botdeulmaeul 2-danji, Sampyeong-dong,Bundang-gu,Seongnam-si, Gyeonggi-do 463-892, KR)
KIM, Nam-Kyun (5 Kumho Bestville Apt, 867 Sanghyeon-dong, Suji-gu,Yongin-si, Gyeonggi-do 448-130, 10-1601, KR)
CHO, Young-Jun (204-701, EG The One Apt.Botdeulmaeul 2-danji, Sampyeong-dong,Bundang-gu,Seongnam-si, Gyeonggi-do 463-892, KR)
KWON, Hyuck-Joo (1 Hillstate, Samseong-dongGangnam-gu, Seoul 135-877, 05-2003, KR)
KIM, Bong-Ok (208-401, Hillstate 50,Samseong-dong,Gangnam-gu, Seoul 135-877, KR)
Application Number:
KR2013/008021
Publication Date:
March 13, 2014
Filing Date:
September 05, 2013
Export Citation:
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Assignee:
ROHM AND HAAS ELECTRONIC MATERIALS KOREA LTD. (736Baekseok-dong, Seobuk-guCheonan-si, Chungcheongnam-do 331-980, KR)
International Classes:
C09K11/06; C07D209/70; C07D403/14; C07D405/14; C07D409/14; C07D491/048; C07D495/04; C07F15/00; H01L51/54; H05B33/14
Domestic Patent References:
WO2012015274A2
WO2012067425A1
Attorney, Agent or Firm:
CHANG, Hoon (Central Intellectual Property & Law, Korean Re Bldg 5F,#80, Soosong-dong,Chongro-ku, Seoul 110-733, KR)
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