(19)
(11) EP 1 214 746 A2

(12)

(88) Date of publication A3:
18.04.2002

(43) Date of publication:
19.06.2002 Bulletin 2002/25

(21) Application number: 01930222.3

(22) Date of filing: 21.05.2001
(51) International Patent Classification (IPC)7: H01L 51/20
(86) International application number:
PCT/JP0104/202
(87) International publication number:
WO 0191/203 (29.11.2001 Gazette 2001/48)
(84) Designated Contracting States:
AT BE CH CY DE DK ES FI FR GB GR IE IT LI LU MC NL PT SE TR
Designated Extension States:
AL LT LV MK RO SI

(30) Priority: 22.05.2000 JP 2000149299
14.06.2000 US 211486 P

(71) Applicant: SHOWA DENKO K.K.
Tokyo 105-8518 (JP)

(72) Inventors:
  • AKIYAMA, Kimio
    Sendai-shi,Miyagi 980-0011 (JP)
  • SHIRANE, K.,Central Res. Lab., Showa Denko K.K.
    Chiba-shi,Chiba 267-0056 (JP)

(74) Representative: Strehl Schübel-Hopf & Partner 
Maximilianstrasse 54
80538 München
80538 München (DE)

   


(54) ORGANIC ELECTROLUMINESCENT DEVICE AND LIGHT-EMITTING MATERIAL