Electroluminescent device with improved cathode

Details Electroluminescent device with improved cathode Electroluminescent device with improved cathode

1987-02-11

1989-12-05

Lesmes, George F.

Stock material or miscellaneous articles

Composite

Of metal

25230116, 313346R, 313498, 313504, 313506, 313507, 357 8, 4284111, 428461, 428515, 428917, B32B 1504, H01J 162, H01L 2912, C09K 1106

Patent

active

048852112

ABSTRACT:
An electroluminescent device is disclosed comprised of, in sequence, an anode, an organic hole transporting zone, an organic electron transporting zone, and a cathode. The cathode is comprised of a layer of a plurality of metals other than alkali metals, at least one of said metals having a work function of less than 4 eV.

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Kawabe et al, "Electroluminescence of Green Light Region in Doped Anthracene", Japan Journal of Applied Physics, vol. 10, pp. 527-528, 1971.
Dresner, "Double Injection Electroluminescence in Anthracene", RCA Review, vol. 30, 1969, pp. 322-334.

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