Electroluminescent device, manufacturing method thereof, and display apparatus
AssigneeBoe Technology Group Co., Ltd.
InventorXin Zhang
Life of this patent
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Abstract
An electroluminescent device, a manufacturing method thereof, and a display apparatus are provided. The electroluminescent device includes an anode layer, a light emitting layer, a cathode layer, a hole transport layer located between the anode layer and the light emitting layer, and a electron transport layer located between the cathode layer and the light emitting layer. The electroluminescent device further includes: a first interface modification layer between the light emitting layer and one of the hole transport layer and the electron transport layer; wherein an energy level of the first interface modification layer matches an energy level of the light emitting layer and an energy level of the one of the hole transport layer and the electron transport layer.
Claims7
An electroluminescent device, comprising an anode layer, a light emitting layer, a cathode layer, a hole transport layer between the anode layer and the light emitting layer, and an electron transport layer between the cathode layer and the light emitting layer, wherein the electroluminescent device further comprises:
- a first auxiliary layer between the light emitting layer and the electron transport layer, wherein an energy level of the first auxiliary layer matches an energy level of the light emitting layer and an energy level of the electron transport layer;
- or
- a first auxiliary layer between the light emitting layer and the hole transport layer, wherein an energy level of the first auxiliary layer matches an energy level of the light emitting layer and an energy level of the hole transport layer.
Dependencies are inferred from the claim text.