High-performance coated cover plate and liquid crystal display screen

Abstract

The utility model discloses a high-performance coated cover plate and liquid crystal display screen, the high-performance coated cover plate comprises a glass substrate, and an yttrium oxide layer, a silicon dioxide layer and a zirconium dirhodium layer which are sequentially superposed on the upper surface of the glass substrate from bottom to top, the thickness of the yttrium oxide layer is 10nm-20nm, the thickness of the silicon dioxide layer is 30nm-50nm, the thickness of the zirconium dirhodium layer is 10nm-20nm, and the thickness of the zirconium dirhodium layer is 10nm-20nm. And the thickness of the zirconium rhodium layer is 8 nm to 10 nm. By accurately controlling the type, thickness and deposition process of each layer of material, double improvement of performance and function is realized. Firstly, the glass substrate serves as a substrate, and the strength and transparency of the structure are guaranteed. And the yttrium oxide layer, the silicon dioxide layer and the zirconium rhodium layer are sequentially plated on the front surface, and the hardness is enhanced, the light transmittance is improved and the decoration of the optical effect is realized by respectively utilizing the characteristics of respective materials. Particularly, the thickness of the zirconium rhodium layer is accurately controlled, so that the cover plate is endowed with unique color expression. The light transmission, the hardness and the wear resistance of the coated cover plate are improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of liquid crystal display technical field, more specifically, it relates to a kind of high-performance coating cover plate and liquid crystal display screen. BACKGROUND

[0002] With the rapid development of electronic equipment and display technology, the requirements for glass cover plate are increasing, not only need to have excellent light transmittance, hardness and wear resistance, but also expect to integrate more functions to enhance user experience. Traditional glass cover plate has limitations in light transmittance, hardness and wear resistance, which is difficult to meet the market demand for high-quality, multi-functional products. SUMMARY

[0003] The technical problem to be solved by the utility model is how to improve the light transmittance, hardness and wear resistance of the coated cover plate.

[0004] The technical problem to be solved by the utility model is solved by the following technical scheme:

[0005] To solve the above technical problems, the utility model provides a kind of high-performance coated cover plate, it includes glass substrate and by from bottom to top sequentially stacked on the upper surface of the glass substrate yttrium oxide layer, silicon dioxide layer and zirconium rhodium layer, the thickness of the yttrium oxide layer is 10nm-20nm, the thickness of the silicon dioxide layer is 30nm-50nm, the thickness of the zirconium rhodium layer is 8nm-10nm.

[0006] As a preferred embodiment of the high-performance coated cover plate provided by the utility model, the lower surface of the glass substrate in the non-display area is provided with a temperature-sensitive color-changing ink layer.

[0007] As a preferred embodiment of the high-performance coated cover plate provided by the utility model, the thickness of the temperature-sensitive color-changing ink layer is 8μm-10μm.

[0008] As a preferred embodiment of the high-performance coated cover plate provided by the utility model, the lower surface of the temperature-sensitive color-changing ink layer is provided with a metal protective layer, and the metal protective layer completely covers the temperature-sensitive color-changing ink layer.

[0009] As a preferred embodiment of the high-performance coated cover plate provided by the utility model, the material of the metal protective layer is chromium.

[0010] As a preferred embodiment of the high-performance coated cover plate provided by the utility model, the thickness of the metal protective layer is 5μm-8μm.

[0011] The utility model provides a kind of LCD, it includes the high-performance film-coated cover plate of any one described above, the high-performance film-coated cover plate is below being provided with TFT module, the TFT module includes sequentially stacked from bottom to top lower polarizer, lower substrate, upper substrate and upper polarizer, the lower substrate is longer than the upper substrate and outwardly protruding and is formed with step, the upper surface of the lower substrate located at the step is bound with drive IC and FPC.

[0012] As a preferred embodiment of the utility model provides a kind of LCD, the FPC is attached with insulating shielding integrated layer, the insulating shielding integrated layer includes insulating paper and the conductive shielding material being set on the insulating paper, the area of the insulating paper is less than the area of the conductive shielding material, the insulating paper can completely cover drive IC, the conductive shielding material is provided with through hole at the edge of the insulating paper, and the through hole is located in the element-free area.

[0013] As a preferred embodiment of the utility model provides a kind of LCD, one end of the aperture waste material at the through hole is connected to the conductive shielding material.

[0014] As a preferred embodiment of the utility model provides a kind of LCD, one side of the insulating paper exceeds the conductive shielding material.

[0015] The utility model has the following beneficial effects:

[0016] The glass substrate is the basis of the entire structure, providing the necessary strength and transparency; the yttrium oxide layer has good chemical stability and thermal stability, which can enhance the hardness and wear resistance of the glass substrate, and can also resist reflection; the silicon dioxide layer can improve the light transmittance and reduce reflection; the zirconium diboride layer is used to provide specific optical effects, such as color enhancement, and plays a decorative role. The layered structure of the cover plate coating layer proposed in the patent realizes the dual improvement of performance and function by precisely controlling the type, thickness and deposition process of each layer of material. First, the glass substrate as the base ensures the strength and transparency of the structure. The yttrium oxide layer, silicon dioxide layer and zirconium diboride layer are sequentially coated on the front surface, respectively utilizing the characteristics of each material to achieve hardness enhancement, light transmittance improvement and optical effect decoration. In particular, the zirconium diboride layer is precisely controlled in thickness, giving the cover plate a unique color performance. To improve the light transmittance, hardness and wear resistance of the coated cover plate. BRIEF DESCRIPTION OF DRAWINGS

[0017] In order to more clearly illustrate the scheme in the present application, the following will briefly introduce the drawings needed in the embodiment description. Obviously, the drawings described below are some embodiments of the present application, and those skilled in the art can obtain other drawings from these drawings without creating any creative labor.

[0018] Figure 1 The structural schematic diagram of the high-performance coated cover plate is provided.

[0019] Figure 2 The improved structure schematic diagram of the insulation shielding integrated layer is provided. Figure 1

[0020] Figure 3 The structural schematic diagram of the liquid crystal display screen is provided.

[0021] Figure 4 The improved structure schematic diagram of the insulation shielding integrated layer is provided. Figure 3

[0022] The improved structure schematic diagram of the insulation shielding integrated layer is provided. Figure 5 Figure 4 The improved structure schematic diagram of the insulation shielding integrated layer is provided.

[0023] Figure 6 The improved structure schematic diagram of the insulation shielding integrated layer is provided. Figure 4 The improved structure schematic diagram of the insulation shielding integrated layer is provided.

[0024] BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Glass substrate 1; yttrium oxide layer 11; silicon dioxide layer 12; zirconium dihydride layer 13; temperature-sensitive color-changing ink layer 14; metal protective layer 15; lower polarizing plate 2; lower substrate 3; upper substrate 4; upper polarizing plate 5; drive IC 6; FPC 7; insulation shielding integrated layer 8; insulation paper 81; conductive shielding material 82; through hole 83. DETAILED DESCRIPTION

[0026] In order to make the personnel in the technical field better understand the utility model scheme, the technical scheme in the utility model embodiments will be described clearly and completely below in combination with the drawings in the utility model embodiments. Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by the person skilled in the art without creative labor should belong to the scope of protection of the utility model.

[0027] ​​In the description of the utility model, it is understood that the orientation or positional relationship indicated by the terms "center", "longitudinal", "transverse", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential" is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as limiting the utility model.

[0028] In addition, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined with "first", "second", "third" can explicitly or implicitly include at least one of the features. In the description of the utility model, the meaning of "multiple" is at least two, such as two, three, etc., unless otherwise specifically limited.

[0029] The utility model provides a kind of high-performance coating cover plate, it includes glass substrate and by sequentially stacking from bottom to top on the upper surface of the glass substrate yttrium oxide layer, silicon dioxide layer and zirconium layer, the thickness of the yttrium oxide layer is 10nm-20nm, the thickness of the silicon dioxide layer is 30nm-50nm, the thickness of the zirconium layer is 8nm-10nm.

[0030] Glass substrate is the basis of the whole structure, provides necessary strength and transparency;Yttrium oxide layer has good chemical stability and thermal stability, can enhance the hardness and wear resistance of glass substrate, and can also resist reflection;Silicon dioxide layer can improve light transmittance and reduce reflection;Zirconium layer is used to provide specific optical effects, such as color enhancement, and plays a decorative role. The layered structure of the cover plate coating layer proposed in the patent realizes the double improvement of performance and function by accurately controlling the type, thickness and deposition process of each layer of material. First, the glass substrate as the substrate ensures the strength and transparency of the structure. The yttrium oxide layer, silicon dioxide layer and zirconium layer coated in sequence on the front surface utilize the characteristics of each material respectively to realize the enhancement of hardness, the improvement of light transmittance and the decoration of optical effect. In particular, the zirconium layer is precisely controlled in thickness to give the cover plate a unique color performance. To improve the light transmittance, hardness and wear resistance of the coated cover plate.

[0031] For those skilled in the art to better understand the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below in conjunction with the drawings. The embodiments described below in conjunction with the drawings are exemplary and are intended to explain the present application, and cannot be understood as limiting the present application.

[0032] Embodiment 1, please refer to Figure 1 The high-performance coated cover plate provided by the present application comprises a glass substrate 1 and a yttrium oxide layer 11, a silicon dioxide layer 12 and a zirconium rhodium layer 13 sequentially stacked on the upper surface of the glass substrate 1 from bottom to top. The thickness of the yttrium oxide layer 11 is 10-20 nm, the thickness of the silicon dioxide layer 12 is 30-50 nm, and the thickness of the zirconium rhodium layer 13 is 8-10 nm. The glass substrate 1 is the basis of the entire structure, providing the necessary strength and transparency; the yttrium oxide layer 11 has good chemical stability and thermal stability, which can enhance the hardness and wear resistance of the glass substrate 1, and can also resist reflection; the silicon dioxide layer 12 can improve the light transmittance and reduce reflection; the zirconium rhodium layer 13 is used to provide specific optical effects, such as color enhancement, and plays a decorative role. The layered structure of the cover plate coating layer proposed in the present patent realizes the dual improvement of performance and function by precisely controlling the type, thickness and deposition process of each layer of material. First, the glass substrate 1 as the base ensures the strength and transparency of the structure. The yttrium oxide layer 11, the silicon dioxide layer 12 and the zirconium rhodium layer 13 are sequentially coated on the front surface, which respectively utilizes the characteristics of the respective materials to realize the enhancement of hardness, the improvement of light transmittance and the decoration of optical effects. In particular, the zirconium rhodium layer 13 is precisely controlled in thickness to give the cover plate a unique color performance. To improve the light transmittance, hardness and wear resistance of the coated cover plate.

[0033] Please refer to Figure 2 Further, the lower surface of the glass substrate 1 in the non-display area is provided with a temperature-sensitive color-changing ink layer 14, and the thickness of the temperature-sensitive color-changing ink layer 14 is 8-10 microns. The temperature-sensitive color-changing ink layer 14 in the back frame area changes color according to temperature, providing an intuitive temperature indication for the user.

[0034] Further, the lower surface of the temperature-sensitive color-changing ink layer 14 is provided with a metal protective layer 15, which completely covers the temperature-sensitive color-changing ink layer 14. The material of the metal protective layer 15 is chromium, and the thickness of the metal protective layer 15 is 5-8 microns. The chromium layer provides good hardness and wear resistance, which can effectively prevent the temperature-sensitive color-changing ink from being scratched or worn, and protect the integrity and functionality of the ink layer.

[0035] Embodiment 3, please refer to Figure 1 The utility model provides a kind of LCD, it includes the high-performance film-coated cover plate as any one of the above, the high-performance film-coated cover plate is provided with TFT module below, TFT module includes the lower polarizer 2, lower substrate 3, upper substrate 4 and upper polarizer 5 sequentially stacked from bottom to top, lower substrate 3 is longer than upper substrate 4 and forms step by outwardly extending, the upper surface of lower substrate 3 at step is bound with drive IC 6 and FPC 7.

[0036] Please refer to Figures 3 to 6 Further, the lower surface of FPC 7 is attached with insulating shielding integrated layer 8, insulating shielding integrated layer 8 includes insulating paper 81 and conductive shielding material 82, conductive shielding material 82 is arranged above insulating paper 81, the area of insulating paper 81 is less than the area of conductive shielding material 82, insulating paper 81 can completely cover drive IC 6, conductive shielding material 82 is provided with through hole 83 at the edge of insulating paper 81, through hole 83 is located in the element-free area. Because conductive shielding material 82 is provided with through hole 83 at the edge of insulating paper 81, the edge of insulating paper 81 can be seen by the operator, so that the operator can judge the position of insulating paper 81 when attaching, to avoid offset or not attached to drive IC 6, thereby preventing short circuit and avoiding economic loss.

[0037] Further, the through hole 83 is a round hole, and one end of the hole waste is connected to the conductive shielding material 82. So that the position of the insulating paper 81 can still be observed and judged by prying the hole waste, and the hole waste is covered back after correct attachment to avoid the hole that cannot guarantee the conductive shielding.

[0038] Further, the bottom of the hole waste is provided with double-sided adhesive, and the hole waste is re-pasted back by the double-sided adhesive to avoid the hole that cannot guarantee the conductive shielding.

[0039] Further, one side of the insulating paper 81 exceeds the conductive shielding material 82, so that the operator can judge the specific position of the insulating paper 81 through the insulating paper 81 that exceeds the conductive shielding material 82, to avoid offset or not attached to drive IC 6, thereby preventing short circuit and avoiding economic loss.

[0040] Further, the conductive shielding material 82 is conductive paper or copper foil, which can form a conductive shielding effect.

[0041] In the utility model, unless another definite provision and limitation, the term " install " " link " " connect " " fixed " and so on term should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or be integrated;Can be mechanical connection, also can be electric connection or each other can communicate;Can be direct connection, also can indirectly connect through intermediate medium, can be two element internal communication or two element mutual action relation, unless another definite limitation.For ordinary skilled person in the art, can understand the above-mentioned term in the utility model concrete meaning according to specific circumstances.

[0042] Obviously, the above-described embodiments are only part of the embodiments of the present application, rather than all the embodiments, the preferred embodiments of the present application are given in the drawings, but do not limit the patent scope of the present application. The present application can be realized in many different forms, and contrary, the purpose of providing these embodiments is to make the understanding of the disclosure of the present application more thorough and comprehensive. Although the present application is described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing specific embodiments, or make equivalent replacement for part of the technical features. Any equivalent structure made by using the contents of the specification and drawings, directly or indirectly used in other related technical fields, is also within the scope of the patent protection of the present application.

Claims

1. A high-performance coated cover plate, characterized in that, It includes a glass substrate and a yttrium oxide layer, a silicon dioxide layer and a zirconium dirhodium layer sequentially stacked on the upper surface of the glass substrate from bottom to top. The thickness of the yttrium oxide layer is 10nm-20nm, the thickness of the silicon dioxide layer is 30nm-50nm, and the thickness of the zirconium dirhodium layer is 8nm-10nm.

2. The high-performance coated cover plate according to claim 1, characterized in that, A thermochromic ink layer is provided on the lower surface of the glass substrate located in the non-display area.

3. The high-performance coated cover plate according to claim 2, characterized in that, The thickness of the thermochromic ink layer is 8μm-10μm.

4. The high-performance coated cover plate according to claim 2, characterized in that, A metal protective layer is provided on the lower surface of the thermochromic ink layer, and the metal protective layer completely covers the thermochromic ink layer.

5. The high-performance coated cover plate according to claim 4, characterized in that, The material of the metal protective layer is chromium.

6. The high-performance coated cover plate according to claim 4, characterized in that, The thickness of the metal protective layer is 5μm-8μm.

7. A liquid crystal display screen, characterized in that, It includes a high-performance coated cover plate as described in any one of claims 1-6, wherein a TFT module is disposed below the high-performance coated cover plate, the TFT module including a lower polarizer, a lower substrate, an upper substrate and an upper polarizer arranged sequentially from bottom to top, the lower substrate being longer than the upper substrate and extending outward to form a step, and a driver IC and an FPC being bonded to the upper surface of the lower substrate located at the step.

8. The liquid crystal display screen according to claim 7, characterized in that, An integrated insulating shielding layer is attached to the FPC. The integrated insulating shielding layer includes insulating paper and conductive shielding material disposed on the insulating paper. The area of ​​the insulating paper is smaller than the area of ​​the conductive shielding material. The insulating paper can completely cover the driver IC. The conductive shielding material has through holes at the edge of the insulating paper. The through holes are located in areas where no components are installed.

9. The liquid crystal display screen according to claim 8, characterized in that, One end of the perforated waste material at the through hole is connected to the conductive shielding material.

10. The liquid crystal display screen according to claim 8, characterized in that, One side of the insulating paper extends beyond the conductive shielding material.

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