Composite anode, preparation method of composite anode, display panel and display device
AssigneeHkc Corporation Limited
InventorsYao Li, Pei Xu
Life of this patent
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Abstract
An embodiment of the present application provides a composite anode, a preparation method of a composite anode, a display panel and a display device. The composite anode includes: a first conductive layer; a total reflection layer arranged on a side of the first conductive layer; a supporting layer arranged on a side of the total reflection layer away from the first conductive layer, an edge of the supporting layer being connected to the first conductive layer; and a second conductive layer, arranged on a side of the supporting layer away from the first conductive layer, an edge of the second conductive layer being connected to the first conductive layer; and the supporting layer includes a zinc alloy.
Claims16
A composite anode, comprising:
- a first conductive layer;
- a total reflection layer, arranged on a side of the first conductive layer;
- a supporting layer, arranged on a side of the total reflection layer away from the first conductive layer, an edge of the supporting layer being connected to the first conductive layer;
- and
- a second conductive layer, arranged on a side of the supporting layer away from the first conductive layer, an edge of the second conductive layer being connected to the first conductive layer;
- wherein the supporting layer comprises a zinc alloy.
A preparation method of a composite anode, comprising following steps:
- providing a light-transmitting conductive oxide and a zinc alloy;
- depositing the light-transmitting conductive oxide to form a first conductive layer;
- depositing a metal on a side of the first conductive layer to form a total reflection layer;
- arranging the zinc alloy on a side of the total reflection layer away from the first conductive layer to form a zinc alloy layer;
- depositing the light-transmitting conductive oxide on a side of the zinc alloy layer away from the first conductive layer;
- and
- developing, exposing and etching the first conductive layer, the total reflection layer, and the zinc alloy layer, forming a supporting layer covering the total reflection layer on ta side of the total reflection layer away from the first conductive layer, and forming a second conductive layer covering the supporting layer on a side of the supporting layer away from the first conductive layer.
A display panel, comprising:
- a substrate;
- an insulating layer, arranged on a side of the substrate;
- a composite anode comprising:
- a first conductive layer;
- a total reflection layer, arranged on a side of the first conductive layer;
- a supporting layer, arranged on a side of the total reflection layer away from the first conductive layer, an edge of the supporting layer being connected to the first conductive layer;
- and
- a second conductive layer, arranged on a side of the supporting layer away from the first conductive layer, an edge of the second conductive layer being connected to the first conductive layer;
- wherein the supporting layer comprises a zinc alloy, or
- a composite anode obtained by following steps:
- providing a light-transmitting conductive oxide and a zinc alloy;
- depositing the light-transmitting conductive oxide to form a first conductive layer;
- depositing a metal on a side of the first conductive layer to form a total reflection layer;
- arranging the zinc alloy on a side of the total reflection layer away from the first conductive layer to form a zinc alloy layer;
- depositing the light-transmitting conductive oxide on a side of the zinc alloy layer away from the first conductive layer;
- and
- developing, exposing and etching the first conductive layer, the total reflection layer, and the zinc alloy layer, forming a supporting layer covering the total reflection layer on ta side of the total reflection layer away from the first conductive layer, and forming a second conductive layer covering the supporting layer on a side of the supporting layer away from the first conductive layer,
- wherein the composite anode is arranged on a side of the substrate and is located on a same side as the insulating layer, the composite anode is partially embedded in the insulating layer, and both ends of the composite anode are located on a side of the insulating layer away from the substrate;
- a light-emitting layer, arranged on a side of the composite anode away from the substrate;
- and
- a cathode, arranged on a side of the light-emitting layer away from the substrate.
Dependencies are inferred from the claim text.