Organic electroluminescent element

Details Organic electroluminescent element Organic electroluminescent element

1997-09-08

1999-08-03

Nold, Charles

Stock material or miscellaneous articles

Composite

Of inorganic material

428917, 313503, 313504, 313506, H05B 3314

Patent

active

059323620

ABSTRACT:
An organic electroluminescent element having an anode, a cathode, and an organic compound layer provided between the electrodes, the organic compound layer containing an oxadiazole compound of formula (I) or (II): ##STR1## wherein A.sup.1 to A.sup.6 are each an aromatic hydrocarbon group or an aromatic heterocyclic group which may have a substituent; X is a hydrogen atom or a fluorine atom; R.sup.1 and R.sup.2 are each a hydrogen atom, a halogen atom, or an alkyl group which may have a substituent, or an alkoxyl group which may have a substituent; and R.sup.3, R.sup.4 and R.sup.5 are each a hydrogen atom, a halogen atom, an alkyl group which may have a substituent, an alkoxyl group which may have a substituent, or hydroxyl group.

REFERENCES:
patent: 5382477 (1995-01-01), Saito et al.

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