Inorganic electroluminescent device comprising an insulating layer, method for fabricating the electroluminescent device and electronic device comprising the electroluminescent device

摘要

Disclosed is an inorganic electroluminescent device. The inorganic electroluminescent device comprises a hole transport layer, a light-emitting layer, an inorganic electron transport layer and an electron injecting electrode sequentially formed on a hole injecting electrode wherein an insulating layer is formed between the electron injecting electrode and the inorganic electron transport layer.;Further disclosed are a method for fabricating the electroluminescent device and an electronic device comprising the electroluminescent device.;The inorganic electroluminescent device achieves uniform light emission from the entire light-emitting surface of the device, resulting in an improvement in the reliability and stability of the device. The inorganic electroluminescent device is suitable for use in the manufacture of electronic devices, including display devices, illuminators and backlight units.

主权项

1. An inorganic electroluminescent device comprising a hole transport layer, a light-emitting layer, an inorganic electron transport layer and an electron injecting electrode sequentially formed on a hole injecting electrode wherein an insulating layer is formed between the electron injecting electrode and the inorganic electron transport layer, further comprising one or more layers selected from the group consisting of an electron blocking layer and an electron/hole blocking layer formed between the hole transport layer and the hole injecting electrode or between the inorganic electron transport layer and the light-emitting layer, wherein the insulating layer is formed from an organic insulating material.