Electroluminescent device with organic luminescent medium

Details Electroluminescent device with organic luminescent medium Electroluminescent device with organic luminescent medium

1987-02-11

1988-01-19

Robinson, Ellis P.

Stock material or miscellaneous articles

Composite

Of metal

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

Patent

active

047204320

ABSTRACT:
An electroluminescent device is disclosed comprising in sequence, an anode, an organic hole injecting and transporting zone, an organic electron injecting and transporting zone, and a cathode. The organic hole injecting and transporting zone is comprised of a layer in contact with the anode containing a hole injecting porphyrinic compound and a layer containing a hole transporting aromatic tertiary amine interposed between the hole injecting layer and the electron injecting and transporting zone.

REFERENCES:
patent: 3172862 (1965-03-01), Gurnee et al.
patent: 3173050 (1965-03-01), Gurnee
patent: 3710167 (1973-01-01), Dresner
patent: 4251612 (1981-02-01), Chu et al.
patent: 4356429 (1982-10-01), Tang
patent: 4378418 (1983-03-01), Chu et al.
patent: 4536457 (1985-08-01), Tam
patent: 4539507 (1985-09-01), Van Slyke et al.

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