Organic electroluminescent devices having improved power convers

Details Organic electroluminescent devices having improved power convers Organic electroluminescent devices having improved power convers

1983-03-25

1985-09-03

Moore, David K.

Electric lamp and discharge devices

With luminescent solid or liquid material

Solid-state type

313509, 25230121, 25230128, 357 8, H01J 162

Patent

active

045395071

ABSTRACT:
Electroluminescent devices are disclosed comprising a hole-injecting zone and an adjacent organic luminescent zone, the device having a power conversion efficiency of at least 9.times.10.sup.-5 w/w and said zones having a combined thickness no greater than about 1 micron.

REFERENCES:
patent: 3173050 (1965-03-01), Gurnee
patent: 3214622 (1965-10-01), D'Errico et al.
patent: 3267318 (1966-04-01), Lynch et al.
patent: 3393337 (1968-07-01), Panerai et al.
patent: 3600172 (1971-04-01), Land
patent: 3621321 (1971-11-01), Williams et al.
patent: 3995299 (1976-11-01), Partridge
patent: 4281054 (1981-07-01), Horgan et al.
patent: 4356429 (1982-10-01), Tang
Proceeding of the IEEE, Mar. 1978, "A Simple Organic Electroluminescent Diode", Williams et al.
Thin Solid Films, vol. 94, pp. 171-183, 1982, "Electrical Conduction & Low Voltage Blue Electroluminescence in Vacuum-Deposited Organic Films", by Vincett et al.

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