Method of producing circuits of substrate of display device
View Patent ↗A method of manufacturing circuits of a substrate of a display device is provided. The method includes aligning and attaching a mask with multiple slots to a circuit area of the substrate; printing a printing material in the slots of the mask using an inkjet printing technology, so that the printing material is attached to the circuit area; removing the mask from the substrate; and curing the printing material on the circuit area to form a plurality of the circuits.
1. A method of producing circuits of a substrate of a display device, the substrate comprising an upper surface, a lower surface, a side surface connected between the upper surface and the lower surface, at least a display area and a circuit area located on the upper surface, and the circuit area is located adjacent to a periphery of the display area and extends from the upper surface to the side surface, and the method of producing the circuits comprising:
aligning and attaching a mask with multiple slots to the circuit area of the substrate, wherein the mask is made of a flexible material and is at least configured to be attached to a part of the circuit area on the upper surface and another part of the circuit area on the side surface, and the aligning and attaching the mask with the multiple slots to the circuit area of the substrate comprises using a bending device to bend the mask so that an inner surface of the mask is correspondingly attached to the circuit area of the substrate on the upper surface and the side surface;
printing a printing material in the slots of the mask using an inkjet printing technology, so that the printing material is attached to the circuit area;
removing the mask from the substrate; and
curing the printing material on the circuit area to form a plurality of the circuits.
2. The method of producing the circuits of the substrate of the display device of claim 1 , wherein prior to the step of aligning and attaching the mask with multiple slots to the circuit area of the substrate, the method of producing the circuits further comprises:
using a laser engraving technology to engrave a circuit pattern on the mask, and make the circuit pattern penetrate the mask to form the multiple slots.
3. The method of producing the circuits of the substrate of the display device of claim 1 , wherein the step of aligning and attaching the mask with the multiple slots to the circuit area of the substrate further comprises:
aligning the mask to the circuit area of the substrate, and applying pressure on at least two sides of the mask to make the mask attach to a surface of the substrate in the circuit area.
4. The method of producing the circuits of the substrate of the display device of claim 3 , wherein the step of removing the mask from the substrate comprises:
releasing the pressure applied to the mask to make the mask separate from the substrate.
5. The method of producing the circuits of the substrate of the display device of claim 1 , wherein the circuit area further extends from the side surface to the lower surface, and the mask is further attached to a part of the circuit area on the lower surface; and
the step of aligning and attaching the mask slots to the circuit area of the substrate further comprises:
using the bending device to bend the mask so that the inner surface of the mask is correspondingly attached to the circuit area of the substrate on the upper surface and the side surface.
6. The method of producing the circuits of the substrate of the display device of claim 1 , wherein the step of curing the printing material on the circuit area to form the plurality of to form the plurality of circuits comprises:
baking the printing material in the circuit area of the substrate to cure the printing material to form the circuits.
7. The method of producing the circuits of the substrate of the display device of claim 1 , wherein a width of at least one of the slots of the mask is greater than or equal to 10 microns, and each of the slots has a same depth.
8. The method of producing the circuits of the substrate of the display device of claim 1 , wherein the mask is made of epoxy resin or steel mesh.
9. A method of producing circuits of a substrate of a display device, the substrate comprising an upper surface, a lower surface, a side surface connected between the upper surface and the lower surface, at least a display area located on the upper surface and a circuit area located adjacent to a periphery of the display area, and the circuit area is located adjacent to a periphery of the display area and extends from the upper surface to the side surface, wherein the side surface is a vertical surface, an oblique surface, or a curved surface, and the method of producing the circuits comprising:
aligning and attaching a mask with multiple slots to the circuit area of the substrate, wherein the mask is made of a flexible material and is at least configured to be attached to a part of the circuit area on the upper surface and another part of the circuit area on the side surface, and the aligning and attaching the mask with the multiple slots to the circuit area of the substrate comprises using a bending device to bend the mask so that an inner surface of the mask is correspondingly attached to the circuit area of the substrate on the upper surface and the side surface;
printing a printing material in the slots of the mask using an inkjet printing technology, so that the printing material is attached to the circuit area;
removing the mask from the substrate; and
curing the printing material on the circuit area to form a plurality of the circuits.
10. The method of producing the circuits of the substrate of the display device of claim 9 , wherein prior to the step of aligning and attaching the mask with multiple slots to the circuit area of the substrate, the method of producing the circuits further comprises:
using a laser engraving technology to engrave a circuit pattern on the mask, and make the circuit pattern penetrate the mask to form the multiple slots.
11. The method of producing the circuits of the substrate of the display device of claim 9 , wherein the step of aligning and attaching the mask with the multiple slots to the circuit area of the substrate further comprises:
aligning the mask to the circuit area of the substrate, and applying pressure on at least two sides of the mask to make the mask attach to a surface of the substrate in the circuit area.
12. The method of producing the circuits of the substrate of the display device of claim 11 , wherein the step of removing the mask from the substrate comprises:
releasing the pressure applied to the mask to make the mask separate from the substrate.
13. The method of producing the circuits of the substrate of the display device of claim 9 , wherein the circuit area further extends from the side surface to the lower surface, and the mask is further attached to a part of the circuit area on the lower surface; and
the step of aligning and attaching the mask slots to the circuit area of the substrate further comprises:
using the bending device to bend the mask so that the inner surface of the mask is correspondingly attached to the circuit area of the substrate on the upper surface and the side surface.
14. The method of producing the circuits of the substrate of the display device of claim 9 , wherein the step of curing the printing material on the circuit area to form the plurality of the circuits comprises:
baking the printing material in the circuit area of the substrate to cure the printing material to form the circuits.
15. The method of producing the circuits of the substrate of the display device of claim 9 , wherein a width of at least one of the slots of the mask is greater than or equal to 10 microns, and each of the slots has a same depth.
16. The method of producing the circuits of the substrate of the display device of claim 9 , wherein the mask is made of epoxy resin or steel mesh.