CN-117377571-B - Anti-reflection laminated structure, manufacturing method thereof, display panel and display device

Abstract

Provided are an anti-reflection laminated structure, a method of manufacturing the same, a display panel, and a display device. The anti-reflection laminated structure comprises a substrate, an anti-static layer, an anti-reflection layer and an anti-reflection layer, wherein the substrate is provided with a first refractive index and a first surface, the anti-static layer is arranged on one side of the substrate and is provided with a second refractive index and a second surface opposite to the first surface, the anti-reflection layer is arranged between the substrate and the anti-static layer, the anti-reflection layer comprises at least one composite layer, the composite layer comprises a first anti-reflection layer and a second anti-reflection layer, the first anti-reflection layer is provided with a third refractive index, the second anti-reflection layer is provided with a fourth refractive index, at most one first anti-reflection layer is attached to the first surface of the substrate, at most one second anti-reflection layer is attached to the second surface of the anti-static layer, the second refractive index is larger than the first refractive index and the fourth refractive index, and the third refractive index is larger than the first refractive index and the fourth refractive index.

Inventors

• ZHU FEIFEI
• ZHANG XINXIA
• ZHANG RAN
• JIA WENBIN
• ZHAN CHENGYONG
• TANG WENHAO

Assignees

• 京东方科技集团股份有限公司
• 合肥鑫晟光电科技有限公司

Dates

Publication Date

20260505

Application Date

20220507

Claims (17)

1. 1. An antireflective laminate structure comprising: A substrate having a first refractive index and a first surface; An antistatic layer disposed on one side of the substrate, the antistatic layer having a second refractive index and a second surface opposite to the first surface; An anti-reflective layer disposed between the substrate and the anti-static layer, the anti-reflective layer comprising at least one composite layer comprising a first anti-reflective layer having a third refractive index and a second anti-reflective layer having a fourth refractive index; Wherein at most one first anti-reflection layer is attached to the first surface of the substrate, at most one second anti-reflection layer is attached to the second surface of the anti-static layer, The second refractive index is greater than the first refractive index and the fourth refractive index, and the third refractive index is greater than the first refractive index and the fourth refractive index; the anti-reflection lamination structure further comprises a polarizing layer, wherein the polarizing layer is arranged on one side, far away from the substrate, of the antistatic layer, and has a fifth refractive index, and the fifth refractive index is smaller than the second refractive index; The anti-reflection layer comprises a first composite layer close to the substrate and a second composite layer close to the antistatic layer, wherein the thickness of the first anti-reflection layer of the first composite layer is smaller than that of the second anti-reflection layer of the first composite layer, and the thickness of the first anti-reflection layer of the second composite layer is smaller than that of the second anti-reflection layer of the second composite layer.
2. 2. The antireflection laminated structure of claim 1, wherein the material from which the antistatic layer is made comprises at least one of a transparent metal oxide material, a solution-type conductive polymer material, and a sputtered inorganic material.
3. 3. The antireflective laminate of claim 2 wherein the antireflective layer comprises a plurality of the composite layers, the thickness of the composite layer proximate the substrate being less than or equal to the thickness of the composite layer proximate the antistatic layer.
4. 4. The antireflective laminate of claim 3 wherein a first antireflective layer of said first composite layer is laminated to a first surface of said substrate and a second antireflective layer of said second composite layer is laminated to said second surface.
5. 5. The anti-reflective laminate structure of claim 3, comprising a first composite layer adjacent to the substrate, a third composite layer adjacent to the antistatic layer, and a second composite layer between the first and third composite layers, The thickness of the first composite layer is smaller than or equal to that of the second composite layer, and the thickness of the second composite layer is smaller than or equal to that of the third composite layer.
6. 6. The antireflective layered structure of any one of claims 1 to 5, wherein, The first refractive index is 1.45 to 1.55; The second refractive index is 1.50 to 1.90; The third refractive index is 1.80 to 2.30; the fourth refractive index is 1.44 to 1.52.
7. 7. The antireflection laminated structure according to any one of claims 1 to 5, wherein a material from which the first antireflection layer is made and a material from which the second antireflection layer is made are different.
8. 8. The antireflective laminate structure of claim 7 wherein the material from which the first antireflective layer is made comprises SiNx; The material from which the second anti-reflection layer is made comprises SiO2.
9. 9. The antireflective layered structure of claim 1 wherein the fifth refractive index is from 1.45 to 1.55.
10. 10. The antireflective layered structure of any one of claims 1 to 5, wherein the first antireflective layer has a thickness of 5nm to 65 nm; the thickness of the second anti-reflection layer is 40 nm to 80 nm.
11. 11. The antireflective layered structure of any one of claims 1 to 5, wherein the antistatic layer has a thickness of 14 nm to 30 nm.
12. 12. The antireflective laminate structure of claim 2 wherein the transparent metal oxide material comprises indium tin oxide; The solution type conductive high polymer material comprises He Lishi-polyethylene dioxythiophene; The sputtering type inorganic material comprises graphite oxide, tin oxide, zinc oxide, aluminum oxide, antimony oxide, a mixture of a surfactant and a cross-linking agent.
13. 13. The antireflective layered structure of claim 1, wherein the substrate comprises a color filter.
14. 14. A method of manufacturing an antireflective laminate structure, comprising: Forming a substrate having a first refractive index and a first surface; Forming an anti-reflection layer on one side of the substrate, wherein the anti-reflection layer comprises at least one composite layer, the composite layer comprises a first anti-reflection layer and a second anti-reflection layer, the first anti-reflection layer has a third refractive index, and the second anti-reflection layer has a fourth refractive index; Forming an antistatic layer on a side of the anti-reflection layer away from the substrate, the antistatic layer having a second refractive index and a second surface opposite the first surface; Wherein at most one first anti-reflection layer is attached to the first surface of the substrate, at most one second anti-reflection layer is attached to the second surface of the anti-static layer, The second refractive index is greater than the first refractive index and the fourth refractive index, and the third refractive index is greater than the first refractive index and the fourth refractive index; The anti-reflection layer comprises a first composite layer close to the substrate and a second composite layer close to the antistatic layer, the thickness of the first anti-reflection layer of the first composite layer is smaller than that of the second anti-reflection layer of the first composite layer, and the thickness of the first anti-reflection layer of the second composite layer is smaller than that of the second anti-reflection layer of the second composite layer; The manufacturing method further comprises forming a polarizing layer on one side of the antistatic layer away from the substrate, wherein the polarizing layer has a fifth refractive index, and the fifth refractive index is smaller than the second refractive index.
15. 15. A display panel, comprising: an array substrate; the color film substrate is arranged opposite to the array substrate; the liquid crystal layer is arranged between the array substrate and the color film substrate; an anti-reflection lamination structure arranged on one side of the color film substrate far away from the array substrate, Wherein the antireflective stack is according to any one of claims 1 to 13.
16. 16. The display panel of claim 15, wherein the color film substrate comprises a substrate, and the substrate of the anti-reflective laminate structure comprises a substrate of the color film substrate.
17. 17. A display device comprising the display panel of claim 15 or 16.

Description

Anti-reflection laminated structure, manufacturing method thereof, display panel and display device Technical Field The disclosure relates to the technical field of display, in particular to an anti-reflection laminated structure, a manufacturing method thereof, a display panel and a display device. Background With the development of display technology, display devices are applied to various aspects of life, such as products of automobiles, notebooks, mobile phones, and the like. Different display devices have different requirements on different environments, for example, for display devices such as vehicle-mounted display devices which need to be used outdoors, good readability is needed outdoors with sufficient light, the anti-reflection performance of the panel of the display in the related technology is poor, the anti-reflection performance of outdoor light cannot be met, in addition, the manufacturing cost of other anti-reflection laminated structures is high, the manufacturing time is long, and the production efficiency of products cannot be effectively improved. It should be noted that the information disclosed in the above background section is only for enhancing understanding of the background of the present disclosure and thus may include information that does not constitute prior art known to those of ordinary skill in the art. Disclosure of Invention In one aspect, there is provided an anti-reflective laminate structure comprising: A substrate having a first refractive index and a first surface; An antistatic layer disposed on one side of the substrate, the antistatic layer having a second refractive index and a second surface opposite to the first surface; An anti-reflective layer disposed between the substrate and the anti-static layer, the anti-reflective layer comprising at least one composite layer comprising a first anti-reflective layer having a third refractive index and a second anti-reflective layer having a fourth refractive index; Wherein at most one first anti-reflection layer is attached to the first surface of the substrate, at most one second anti-reflection layer is attached to the second surface of the anti-static layer, The second refractive index is greater than the first refractive index and the fourth refractive index, and the third refractive index is greater than the first refractive index and the fourth refractive index. In some exemplary embodiments of the present disclosure, the thickness of the first anti-reflective layer is less than or equal to the thickness of the second anti-reflective layer. In some exemplary embodiments of the present disclosure, the material of which the antistatic layer is made includes at least one of a transparent metal oxide material, a solution type conductive high molecular material, and a sputtering type inorganic material. In some exemplary embodiments of the present disclosure, the anti-reflection layer includes a plurality of the composite layers, and a thickness of the composite layer near the substrate is less than or equal to a thickness of the composite layer near the antistatic layer. In some exemplary embodiments of the present disclosure, the anti-reflective layer includes a first composite layer adjacent to the substrate and a second composite layer adjacent to the anti-static layer, the first anti-reflective layer of the first composite layer being bonded to the first surface of the substrate and the second anti-reflective layer of the second composite layer being bonded to the second surface. In some exemplary embodiments of the present disclosure, the anti-reflective layer includes a first composite layer adjacent to the substrate, a third composite layer adjacent to the anti-static layer, and a second composite layer between the first composite layer and the third composite layer, The thickness of the first composite layer is smaller than or equal to that of the second composite layer, and the thickness of the second composite layer is smaller than or equal to that of the third composite layer. In some exemplary embodiments of the present disclosure, the first refractive index is 1.45 to 1.55, the second refractive index is 1.50 to 1.90, the third refractive index is 1.80 to 2.30, and the fourth refractive index is 1.44 to 1.52. In some exemplary embodiments of the present disclosure, the material from which the first anti-reflective layer is made and the material from which the second anti-reflective layer is made are different. In some exemplary embodiments of the present disclosure, the material from which the first anti-reflective layer is made includes SiNx, and the material from which the second anti-reflective layer is made includes SiO 2. In some exemplary embodiments of the present disclosure, the anti-reflection lamination structure further includes a polarizing layer disposed at a side of the antistatic layer remote from the substrate. In some exemplary embodiments of the present disclosure, the polarizing layer