Organic light emitting devices with hole impeding materials

Details Organic light emitting devices with hole impeding materials Organic light emitting devices with hole impeding materials

2008-04-01

2008-04-01

Williams, Joseph (Department: 2879)

Electric lamp and discharge devices

With luminescent solid or liquid material

Solid-state type

C313S506000

Reexamination Certificate

active

11312695

ABSTRACT:
An organic electroluminescent device includes an anode, a cathode, and a light emitting zone including a hole transport region and an electron transport region. The hole transport region include a hole impeding material located non-adjacent the anode.

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