Title:
ELECTROLUMINESCENT DEVICE
Document Type and Number:
WIPO Patent Application WO2004084260
Kind Code:
A3
Abstract:
An optical device comprising an anode (2), a cathode (6) comprising barium, strontium or calcium, and a layer of organic semiconducting material (5) between the anode and the cathode wherein a layer of hole transporting and electron blocking material (4) is located between the anode and the layer of organic semiconducting material.
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Inventors:
TIERNEY BRIAN (GB)
GRIZZI ILARIA (GB)
FODEN CLARE (GB)
PATEL NALIN (GB)
LEADBEATER MARK (GB)
GRIZZI ILARIA (GB)
FODEN CLARE (GB)
PATEL NALIN (GB)
LEADBEATER MARK (GB)
Application Number:
PCT/GB2004/001209
Publication Date:
March 24, 2005
Filing Date:
March 19, 2004
Export Citation:
Assignee:
CAMBRIDGE DISPLAY TECH LTD (GB)
TIERNEY BRIAN (GB)
GRIZZI ILARIA (GB)
FODEN CLARE (GB)
PATEL NALIN (GB)
LEADBEATER MARK (GB)
TIERNEY BRIAN (GB)
GRIZZI ILARIA (GB)
FODEN CLARE (GB)
PATEL NALIN (GB)
LEADBEATER MARK (GB)
International Classes:
H01L51/30; H01L51/50; H01L51/52; H01L51/00; H01L51/56; (IPC1-7): H01L51/20
Domestic Patent References:
| WO2002031896A2 | 2002-04-18 | |||
| WO1999048160A1 | 1999-09-23 |
Foreign References:
| US20010026878A1 | 2001-10-04 | |||
| EP1220341A2 | 2002-07-03 |
Other References:
PATENT ABSTRACTS OF JAPAN vol. 1998, no. 02 30 January 1998 (1998-01-30)
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