Red organic electroluminescent devices

Details Red organic electroluminescent devices Red organic electroluminescent devices

1997-04-07

1999-08-10

Nold, Charles

Stock material or miscellaneous articles

Composite

Of inorganic material

428691, 428917, 313504, H05B 3300

Patent

active

059357207

ABSTRACT:
An organic EL device, includes an anode and a cathode, and at least one organic luminescent medium containing a compound of the formula: ##STR1## wherein: R.sub.1, and R.sub.2 are individually alkyl of from 1 to 20 carbon atoms, aryl, carbocyclic and other heterocyclic systems; and

REFERENCES:
Proc. 2nd Internat. Sym. Chem. Functional Dyes, Jan. 1992, 536.

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