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Title:
ELECTROLUMINESCENT MATERIALS AND DEVICES
Document Type and Number:
WIPO Patent Application WO2004058912
Kind Code:
A3
Abstract:
An improved electroluminescent device has a layer of a first electroluminescent metal complex or organo metallic complex and a layer of a second metal complex or organo metallic complex in which the band gap of the metal in the second electroluminescent metal complex or organo metallic complex is larger than the band gap of the metal in the first electroluminescent metal complex or organo metallic complex.

Inventors:
KATHIRGAMANATHAN POOPATHY (GB)
KANDAPPU VIJENDRA (GB)
GANESHAMURUGAN SUBRAMANIAM (GB)
PARAMASWARA GNANAMOLY (GB)
Application Number:
PCT/GB2003/005663
Publication Date:
December 29, 2004
Filing Date:
December 23, 2003
Export Citation:
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Assignee:
ELAM T LTD (GB)
KATHIRGAMANATHAN POOPATHY (GB)
KANDAPPU VIJENDRA (GB)
GANESHAMURUGAN SUBRAMANIAM (GB)
PARAMASWARA GNANAMOLY (GB)
International Classes:
C09K11/06; H01L51/30; H05B33/14; H01L51/00; (IPC1-7): C09K11/06; H05B33/14; H01L51/20
Domestic Patent References:
WO1998058037A11998-12-23
WO2000026323A12000-05-11
WO2002033022A22002-04-25
WO2000044851A22000-08-03
WO2003093394A12003-11-13
WO2002087288A12002-10-31
WO1998055561A11998-12-10
WO2002043446A12002-05-30
Foreign References:
US4443380A1984-04-17
Other References:
See also references of EP 1578886A2
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