Organic electroluminescent device having improved durability and

Details Organic electroluminescent device having improved durability and Organic electroluminescent device having improved durability and

1993-05-04

1995-10-10

Brinich, Stephen

Electric lamp and discharge devices

With luminescent solid or liquid material

Solid-state type

H01J 162

Patent

active

054573572

ABSTRACT:
An electroluminescent (EL) device is disclosed which has a pair of electrodes, an organic film therebetween including at least organic emitting material, and a vacuum evaporated metal film extending from the electrodes on to the outer surface of the organic film. The metal film protects at least an area on the outer surface of the organic film against air. The area is part of the border between the exposed area of the organic film and one of the electrodes, the part of the border corresponding to the crossing region of the electrodes and its vicinity.

REFERENCES:
patent: 4767679 (1988-08-01), Kawachi
patent: 5306572 (1994-04-01), Ohashi et al.

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