(19)
(11) EP 1 981 951 A1

(12)

(43) Date of publication:
22.10.2008 Bulletin 2008/43

(21) Application number: 07708617.1

(22) Date of filing: 26.01.2007
(51) International Patent Classification (IPC): 
C09K 11/06(2006.01)
(86) International application number:
PCT/KR2007/000456
(87) International publication number:
WO 2007/086701 (02.08.2007 Gazette 2007/31)
(84) Designated Contracting States:
DE FR GB

(30) Priority: 27.01.2006 KR 20060008840
19.01.2007 KR 20070006082

(71) Applicant: Gracel Display Inc.
Seongdong-gu, Seoul-city 133-833 (KR)

(72) Inventors:
  • CHOI, Il Won
    Seoul 133-836 (KR)
  • KIM, Chi Sik
    Seoul 156-825 (KR)
  • SHIN, Hyo Nim
    Hawangsimni-dong, Seoul 133-020 (KR)
  • LEE, Mi Ae
    Changjeon-dong Mapo-gu, Seoul 121-190 (KR)
  • SHIN, Hwan Seung
    Yongsan-gu, Seoul 140-131 (KR)
  • KWAK, Mi Young
    Kangnam-gu, Seoul 135-100 (KR)
  • KIM, Nam Kyun
    Seoul 138-785 (KR)
  • KIM, Bong Ok
    Seoul 143-839 (KR)
  • KIM, Sung Min
    Seoul 157-886 (KR)
  • CHO, Young Jun
    Seoul 132-739 (KR)
  • KWON, Hyuck Joo
    Seoul 130-100 (KR)
  • BAEK, Jung Su
    Seoul 143-150 (KR)

(74) Representative: Buckley, Guy Julian et al
Rohm and Haas Europe Services ApS - UK Branch European Patent Department 4th Floor 22 Tudor Street
London EC4Y 0AY
London EC4Y 0AY (GB)

   


(54) ELECTROLUMINESCENT COMPOUNDS COMPRISING FLUORENE GROUP AND ORGANIC ELECTROLUMINESCENT DEVICE USING THE SAME