Array substrate and display screen
An array substrate and a display screen, where the array substrate includes a display area and a wiring area located on one side of the display area, the wiring area includes an upper wiring layer and a lower wiring layer laminated with the upper wiring layer, the upper wiring layer and the lower wiring layer are separated by an insulating layer group, the insulating layer group includes an insulating sub-layer and an insulating organic compensator formed on the insulating sub-layer, the insulating organic compensator is configured to compensate for at least part of a recess on an upper surface of the insulating sub-layer.
1. An array substrate, comprising:
a display area; and
a wiring area located on one side of the display area and comprising an upper wiring layer and a lower wiring layer laminated with the upper wiring layer,
wherein the upper wiring layer and the lower wiring layer are separated by an insulating layer group, the insulating layer group comprises an insulating sub-layer and an insulating organic compensator formed on the insulating sub-layer;
the insulating organic compensator covers the insulating sub-layer; and
the lower wiring layer comprises a first wiring sub-layer, a second wiring sub-layer, and an insulating interlayer configured to separate the first wiring sub-layer and the second wiring sub-layer;
wherein a first recess area is formed between a partial area of the insulating interlayer and the second wiring sub-layer, a second recess area is formed in a partial area of the upper surface of the insulating sub-layer, and the insulating organic compensator comprises a filling part filled in the second recess area; and
wherein the insulating sub-layer covers the insulating interlayer, the first recess area and the second wiring sub-layer, and the second recess area is formed at a part of the insulating sub-layer corresponding to the first recess area.
2. The array substrate according to claim 1 , wherein the insulating organic compensator is organic adhesive.
3. The array substrate according to claim 2 , wherein the organic adhesive is polyimide adhesive or acrylate diester anaerobic adhesive.
4. The array substrate according to claim 1 , wherein the insulating organic compensator covers an entirety or a part of the upper surface of the insulating sub-layer.
5. The array substrate according to claim 1 , wherein the first wiring sub-layer and a gate layer of the display area are disposed in a same layer, and the insulating interlayer and a gate insulating layer of the display area are disposed in a same layer.
6. The array substrate according to claim 1 , wherein the insulating interlayer covers the first wiring sub-layer, and a protrusion is formed at a part corresponding to the first wiring sub-layer, and the first recess area is formed between the protrusion and the second wiring sub-layer.
7. The array substrate according to claim 6 , wherein the insulating sub-layer further comprises a flat area located at a periphery of the second recess area, and the insulating organic compensator further comprises a flat sub-layer extending to a surface of the flat area.
8. The array substrate according to claim 1 , wherein the insulating sub-layer comprises a first dielectric layer and a second dielectric layer which are laminatedly disposed.
9. The array substrate according to claim 1 , wherein the insulating sub-layer is a two-layer lamination comprising a silicon oxide layer and a silicon nitride layer.
10. The array substrate according to claim 1 , wherein the array substrate comprises a fan out area on the one side of the display area, and the wiring area is located in the fan out area.
11. The array substrate according to claim 10 , wherein a film layer of the fan out area and a corresponding film layer of the display area are disposed in a same layer.
12. A display screen, comprising a chip and the array substrate according to claim 1 .
13. The array substrate according to claim 1 , further comprising a bending area, a pad area, and a fan out area which are located beneath the display area.
14. The array substrate according to claim 13 , wherein the fan out area comprises a first fan out area and a second fan out area which are spaced apart, and at least one of the bending area and the pad area is disposed between the first fan out area and the second fan out area.
15. The array substrate according to claim 14 , wherein both the bending area and the pad area are disposed between the first fan out area and the second fan out area.
16. The array substrate according to claim 1 , wherein the first wiring sub-layer comprises multiple first wirings arranged with equal spacing and parallel to each other on the array substrate.
17. The array substrate according to claim 1 , wherein the second wiring sub-layer comprises multiple second wirings arranged with equal spacing and parallel to each other on the insulating interlayer.