Process for preparing organic electroluminescent device
OwnerYuji Hamada, Hiroshi Kanno +1inventors
InventorsYuji Hamada, Hiroshi Kanno, Kazuki Nishimura
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Abstract
A process for preparing an organic electroluminescent device in which a hole transporting layer, a first light emitting layer, and a second light emitting layer are disposed between a pair of electrodes, the first light emitting layer contains at least one dopant material and host material and, the host material is the same compound as a hole transporting material of the hole transporting layer, characterized in that the hole transporting layer and the first light emitting layer are continuously formed in the same chamber.
Claims4
In a process for preparing an organic electroluminescent device in which a hole transporting layer, a first light emitting layer, and a second light emitting layer are disposed between a pair of electrodes, the first light emitting layer contains at least one dopant material and host material and, the host material is the same compound as a hole transporting material of the hole transporting layer,
- said process for preparing an organic electroluminescent device characterized by continuously forming the hole transporting layer and the first light emitting layer in the same chamber.
Dependencies are inferred from the claim text.