(19)
(11) EP 2 074 190 A1

(12)

(43) Date of publication:
01.07.2009 Bulletin 2009/27

(21) Application number: 06799373.3

(22) Date of filing: 20.10.2006
(51) International Patent Classification (IPC): 
C09K 11/55(2006.01)
C09K 11/66(2006.01)
 C09K 11/59(2006.01)
(86) International application number:
PCT/KR2006/004301
(87) International publication number:
WO 2008/047965 (24.04.2008 Gazette 2008/17)
(84) Designated Contracting States:
AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IS IT LI LT LU LV MC NL PL PT RO SE SI SK TR

(71) Applicant: Lucimea Co. Ltd.
Gwanak-gu Seoul 151-744 (KR)

(72) Inventors:
  • JEON, Sung-Duk
    Gwanak-gu Seoul 151-744 (KR)
  • KIM, Jong-Soo
    Gwanak-gu Seoul 151-744 (KR)
  • CHOI, Gui-Don
    Gwanak-gu Seoul 151-744 (KR)

(74) Representative: Viering, Jentschura & Partner 
Grillparzerstraße 14
81675 München
81675 München (DE)

   


(54) LUMINESCENT MATERIAL FOR EMITTING WHITE LIGHT, PREPARATION METHOD THEREOF, AND WHITE LIGHT EMITTING DIODE USING THE MATERIAL