Organic electroluminescent device

Details Organic electroluminescent device Organic electroluminescent device

1992-02-26

1994-01-04

Yusko, Donald J.

Electric lamp and discharge devices

With luminescent solid or liquid material

Solid-state type

313506, 3151693, 428917, 345 76, H05B 3314

Patent

active

052763811

ABSTRACT:
An organic electroluminescent device which includes a cathode, an organic emitting layer which includes a quinoline derivative and a quinacridone or quinazoline compound, an organic positive hole transport layer, and an anode, laminated in sequence, has a high emission efficiency and a high color purity of light emitted from the EL device.

REFERENCES:
patent: 5059861 (1991-10-01), Littman et al.
patent: 5104740 (1992-04-01), Shinkai et al.
patent: 5104749 (1992-04-01), Sato et al.

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