Light-emitting element using organic compound

Details Light-emitting element using organic compound Light-emitting element using organic compound

2007-05-18

2011-10-04

Sefer, A. (Department: 2893)

Active solid-state devices (e.g., transistors, solid-state diode

Organic semiconductor material

C257SE51018, C257SE51022

Reexamination Certificate

active

08030646

ABSTRACT:
A light-emitting element is provided, including a first electrode and a second electrode, a first layer including first and second organic compounds, the first layer being formed between the first electrode and the second electrode wherein the first organic compound is capable of emitting a first light and the second organic compound has an electron transporting property, and a second layer including third and fourth organic compounds, the second layer being formed between the first layer and the second electrode wherein the third organic compound is capable of emitting a second light and has an electron trap property and the fourth organic compound has an electron transporting property.

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