Structure for preventing chromatic aberration of mirror-like silver mark of liquid crystal display screen

Abstract

The utility model discloses a structure for preventing chromatic aberration of a mirror-like silver mark of a liquid crystal display screen, which comprises a lens main body, a rectangular sensor area is arranged on the surface of the lens main body, a mark area is arranged on the edge of the surface of the lens main body, the mirror-like silver mark is arranged on the mark area, and the mirror-like silver mark is arranged on the mirror-like silver mark. And the sensor area completely covers the marking area. The mirror-like silver mark can be obtained by directly printing through a screen printing process by utilizing the isolating layer covering the mark area, the process is simple, the cost is low, water vapor can be effectively prevented from permeating into the mark area, especially the outer side edge of the mark area, and the mirror-like silver mark is better protected.

Description

Technical Field

[0001] The utility model relates to a liquid crystal screen structure, more specifically, to a structure for preventing the mirror silver mark of a liquid crystal display screen from having color difference. Background Art

[0002] like Figure 5 As shown, a sensor layer 200 is provided on the lens layer 100 of the liquid crystal display screen, and some liquid crystal display screens are provided with a mirror silver mark 3100. If a portion of the mirror silver mark 3100 is covered by the sensor layer 200, the mirror silver mark 3100 will be severely discolored after high temperature and high humidity. This discoloration is non-uniform and uncontrollable.

[0003] The Chinese invention patent document (CN111138904A) discloses a composite plate screen printing ink with a protective mirror silver marking pattern, wherein the composite plate screen printing ink is composed of the following components by weight: 40-59 polyester resin, 5-7 polyurethane resin, 10-38 pigment, 1-7 dispersant, 5-7 filler, 0.8-1.3 defoamer, 0.2 leveling agent, and 9-11.5 compound solvent. The polyester resin is composed of the following components by weight: 45 solid polyester resin, 22 isophorone, 33 trimethylbenzene (S-100). The composite plate screen printing ink also includes the following components by weight: 10 XDI curing agent, 10 diluent. The compound solvent: isophorone and trimethylbenzene (S-100) are compounded in a ratio of 4:6 for the best dissolution effect on solid saturated resin. The pigment is composed of the following components by weight: 12-14 carbon black; or, 35-40 titanium dioxide; the filler is talcum powder. The patent also discloses a method for preparing composite board screen printing ink, which is characterized in that it includes the following steps: (1) selecting a ketone solvent that will not corrode the composite board material as a good solvent for the solid saturated polyester resin; (2) compounding the solvent isophorone and trimethylbenzene (S-100) in a 4:6 ratio for the best dissolution effect on the solid saturated resin; (3) adding 6% polyurethane resin; (4) dispersing the mixture at high speed for 15 minutes, grinding it on a three-roller mill for 3 to 5 times, and the fineness of the finished ink is 3 to 5um; (5) adding 10% XDI curing agent to 100 grams of the finished ink, and the diluent is the compound solvent, and dispersing it slowly and evenly.

[0004] Obviously, this patent solves the problem of ink corrosion on the mirror silver mark pattern by selecting ketone and aromatic hydrocarbon solvents for compounding. However, this cannot solve the discoloration and color difference problems of the existing mirror silver mark.

[0005] Chinese invention patent document CN105538936B discloses a mobile phone glass window printing process, comprising the following steps: A. first mirror silver mark printing: use screen printing technology to scrape the first mirror silver mark printing layer on the lower surface of the glass white sheet, and dry and solidify it after printing; the materials required for printing are as follows by weight: 100 parts of mirror silver ink, 5-10 parts of curing agent and 3-5 parts of diluent, the mesh number of the printed screen is 480-520 mesh, the hardness of the scraping glue is 80-100A, the curing temperature is 100-120℃, the curing time is 25-45 minutes, and the thickness of the first mirror silver mark printing layer is 3-5μm; B. second pearlescent printing: on the first mirror The second pearlescent printing layer is scraped on the silver printing layer by screen printing technology, and then dried and cured after printing; the materials required for printing are as follows by weight: 100 parts of pearlescent ink, 5-10 parts of curing agent and 4-6 parts of diluent, the mesh number of the printed screen is 480-520 mesh, the hardness of the scraping glue is 80-100A, the curing temperature is 100-120℃, the curing time is 25-45 minutes, and the thickness of the second pearlescent printing layer is 6-8μm; C. The third three-layer white bottom printing: three layers of white bottom printing layers are scraped on the second pearlescent printing layer by screen printing technology, and each layer of white bottom printing is dried and cured after printing; the materials required for white bottom printing are as follows by weight: 100 parts of white ink, curing agent, and diluent. The fourth matte black bottom printing is to apply the matte black bottom printing layer on the third three-layer white bottom printing layer by screen printing technology, and then dry and cure it after printing; the materials required for printing are as follows: 100 parts of matte black ink, 6-10 parts of curing agent and 4-6 parts of diluent, the mesh number of the printed screen is 480-520 mesh, the hardness of the scraping glue is 80-100A, the curing temperature of each white bottom printing layer is 100-120℃, the curing time is 25-45 minutes, and the thickness of each white bottom printing layer is 2-4μm; D. The fourth matte black bottom printing is to apply the matte black bottom printing layer on the third three-layer white bottom printing layer by screen printing technology, and then dry and cure it after printing; the materials required for printing are as follows by weight: 100 parts of matte black ink, 6-10 parts of curing agent and 4-6 parts of diluent, the mesh number of the printed screen is 480-520 mesh, the hardness of the scraping glue is 80-100A, the curing temperature is 100-120°C, the curing time is 25-45 minutes, and the thickness of the matte black bottom cover printing layer is 4-6μm; wherein the pearlescent ink of step B is composed of the following raw materials in parts by weight: wherein the pearlescent pigment and methacrylate resin are in a weight ratio of 1:0.8-1.2, the filler is a mixture of nano calcium carbonate and silicon dioxide in a weight ratio of 4-8:1, the organic solvent is a mixture of n-butanol and propanol in a weight ratio of 2-4:1, the pearlescent pigment is a three-layer structure of titanium dioxide-silicon dioxide-flaky aluminum powder from the outside to the inside, the silicon dioxide coats the surface of the flaky aluminum powder, and the titanium dioxide coats the surface of the silicon dioxide.

[0006] Obviously, the patent adopts the structure of mirror silver marking layer - pearlescent layer - three layers of white bottom layer - matte black cover bottom layer, the ink color transition of each layer is natural, and the thickness of the printed white bottom layer and the uniformity of the ink are guaranteed through three printings of the white bottom layer. This still cannot solve the discoloration and color difference problems of the existing mirror silver marking. Utility Model Content

[0007] Based on this, it is necessary to provide a structure for preventing the color difference of the mirror silver mark of the liquid crystal display screen in view of the above technical problems. The structure for preventing the color difference of the mirror silver mark of the liquid crystal display screen comprises a lens body, a rectangular sensor area is provided on the surface of the lens body, a marking area is provided on the edge of the surface of the lens body, a mirror silver mark is provided on the marking area, and the sensor area completely covers the marking area. The isolation layer covering the marking area can be directly printed by a silk screen printing process, which is simple in process and low in cost, and can effectively prevent water vapor from penetrating into the marking area, especially the outer edge of the marking area, so as to better protect the mirror silver mark.

[0008] In order to solve the above technical problems, the utility model adopts the following technical solutions:

[0009] A structure for preventing color aberration of a mirror silver mark on a liquid crystal display screen, characterized in that the structure for preventing color aberration of a mirror silver mark on a liquid crystal display screen comprises a lens body, a surface of the lens body is provided with a rectangular sensor area, an edge of the surface of the lens body is provided with a marking area, a mirror silver mark is provided on the marking area, and the sensor area completely covers the marking area.

[0010] As a preferred implementation of the structure for preventing color difference of the mirror silver mark of the liquid crystal display screen provided by the utility model, the mark area is covered with an isolation layer.

[0011] As a preferred implementation of the structure for preventing color difference of the mirror silver mark of the liquid crystal display screen provided by the utility model, the isolation layer is silk-screen waterproof ink.

[0012] As a preferred embodiment of the structure for preventing the color difference of the mirror silver mark of the liquid crystal display screen provided by the utility model, the thickness of the isolation layer is 10 to 12 microns.

[0013] As a preferred implementation of the structure for preventing color difference of the mirror silver mark of the liquid crystal display screen provided by the utility model, the thickness of the isolation layer is 11 microns.

[0014] A structure for preventing color difference of a mirror silver mark on a liquid crystal display screen, characterized in that the structure for preventing color difference of a mirror silver mark on a liquid crystal display screen comprises a lens body, a surface of the lens body is provided with a rectangular sensor area, an edge of the surface of the lens body is provided with a marking area, a mirror silver mark is provided on the marking area, and a preset isolation distance is provided between the sensor area and the marking area.

[0015] As a preferred implementation of the structure for preventing color difference of the mirror silver mark of the liquid crystal display screen provided by the utility model, the isolation distance is 10 to 20 microns.

[0016] As a preferred implementation of the structure for preventing color difference of the mirror silver mark of the liquid crystal display screen provided by the utility model, the marking area is covered with a waterproof layer, and the waterproof layer is silk-screen waterproof ink.

[0017] As a preferred embodiment of the structure for preventing the color difference of the mirror silver mark of the liquid crystal display screen provided by the utility model, the thickness of the waterproof layer is 1 to 2 microns.

[0018] As a preferred implementation of the structure for preventing color difference of the mirror silver mark of the liquid crystal display screen provided by the utility model, the thickness of the waterproof layer is 1.5 microns.

[0019] Compared with the prior art, the utility model has the following beneficial effects:

[0020] The utility model provides a structure for preventing the color difference of the mirror silver mark of the liquid crystal display screen.

[0021] Since the sensor area completely covers the marking area, water vapor penetration can be effectively avoided, and the mirror silver mark 31 can be prevented from changing color and affecting product quality.

[0022] In addition, the marking area may be covered with an isolation layer, which is a silk-screen waterproof ink, and has a thickness of 10 to 12 microns, preferably 11 microns.

[0023] The isolation layer covering the marking area can be directly printed by silk screen printing, which is simple and low-cost. It can effectively prevent water vapor from penetrating into the marking area, especially the outer edge of the marking area, and better protect the mirror silver mark.

[0024] In addition, a preset isolation distance D may be provided between the sensor area and the marking area. The isolation distance D is 10 to 20 microns. Since a preset isolation distance is provided between the sensor area and the marking area, water vapor can evenly erode the entire marking area, so that the mirror silver mark changes color evenly without local color difference, thereby obtaining a consistent appearance. The marking area may be covered with a waterproof layer, which is a silk-screen waterproof ink. The thickness of the waterproof layer is 1 to 2 microns, and preferably, the thickness of the waterproof layer is 1.5 microns. By setting different thicknesses of the waterproof layer, the degree of erosion of the entire marking area by water vapor is adjusted, thereby obtaining the desired color change effect of the mirror silver mark to meet the needs of different customers. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] In order to more clearly illustrate the scheme in the utility model, a brief introduction is given below to the drawings required for use in the description of the embodiments. Obviously, the drawings described below are some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0026] Figure 1 It is a schematic diagram of the planar distribution of the structure for preventing the color difference of the mirror silver mark of the liquid crystal display screen of the utility model;

[0027] Figure 2 This is a schematic diagram of the planar distribution of a structure for preventing color difference of a mirror silver mark on a liquid crystal display screen according to the utility model, which is another embodiment;

[0028] Figure 3 This is a schematic diagram of the planar distribution of a structure for preventing color difference of a mirror silver mark on a liquid crystal display screen according to the utility model, which is another embodiment;

[0029] Figure 4 This is a schematic diagram of the planar distribution of a structure for preventing color difference of a mirror silver mark on a liquid crystal display screen according to the utility model, which is another embodiment;

[0030] Figure 5 It is a schematic diagram of the arrangement of the existing mirror silver mark;

[0031] The markings in the figure are as follows:

[0032] 1. Lens body; 2. Sensor area; 3. Marking area; 31. Mirror silver mark; 4. Isolation layer; 5. Waterproof layer; D. Isolation distance. DETAILED DESCRIPTION

[0033] In order to enable those skilled in the art to better understand the solution of the utility model, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is only a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work should fall within the scope of protection of the utility model.

[0034] As described in the background technology, in the prior art, for a liquid crystal display screen, a sensor layer 200 is provided on the lens layer 100 of the liquid crystal display screen, and some liquid crystal displays are provided with a mirror silver mark 3100. If a portion of the mirror silver mark 3100 is covered by the sensor layer 200, the mirror silver mark 3100 will experience severe discoloration after high temperature and high humidity. This discoloration is non-uniform and uncontrollable.

[0035] In order to solve this technical problem, the utility model provides a structure for preventing the color difference of the mirror silver mark of the liquid crystal display screen, comprising a lens body 1, a rectangular sensor area 2 is provided on the surface of the lens body 1, a mark area 3 is provided on the edge of the surface of the lens body 1, and a mirror silver mark 31 is provided on the mark area 3. The sensor area 2 completely covers the mark area 3. The mark area 3 is covered with an isolation layer 4.

[0036] Through the above structural design, since the sensor area 2 completely covers the marking area 3, water vapor penetration can be effectively avoided, and the mirror silver mark 31 can be prevented from changing color and affecting product quality. In addition, the isolation layer 4 covered on the marking area 3 can be directly printed by a silk screen printing process, which is simple in process and low in cost, and can effectively prevent water vapor from penetrating into the marking area 3, especially the outer edge of the marking area 3, so as to better protect the mirror silver mark.

[0037] In order to enable those skilled in the art to better understand the present invention, the technical solutions in the embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, thereby making a clearer and more definite definition of the protection scope of the present invention.

[0038] It should be noted that, in the absence of conflict, the embodiments of the present invention and the features and technical solutions in the embodiments may be combined with each other.

[0039] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0040] Example 1

[0041] like Figure 1 As shown, the structure for preventing the chromatic aberration of the mirror silver mark of the liquid crystal display screen comprises a lens body 1, a surface of which is provided with a rectangular sensor area 2, an edge of the surface of which is provided with a marking area 3, and a mirror silver mark 31 is provided on the marking area 3.

[0042] It should be noted that the sensor area 2 completely covers the marking area 3 .

[0043] The working mode of this embodiment is described below.

[0044] Since the sensor area 2 completely covers the marking area 3, it can effectively prevent water vapor from penetrating and prevent the mirror silver mark 31 from changing color and affecting product quality.

[0045] Example 2

[0046] like Figure 2 As shown, the structure for preventing the color difference of the mirror silver mark of the liquid crystal display screen provided in Example 1 is further optimized. Specifically, the mark area 3 is covered with an isolation layer 4.

[0047] It should be noted that the isolation layer 4 is made of silk screen waterproof ink and has a thickness of 10 to 12 microns, preferably, the thickness of the isolation layer 4 is 11 microns.

[0048] The working mode of this embodiment is described below.

[0049] The isolation layer 4 covering the marking area 3 can be directly printed by a silk screen printing process, which is simple in process and low in cost. It can effectively prevent water vapor from penetrating into the marking area 3, especially the outer edge of the marking area 3, and better protect the mirror silver mark.

[0050] Example 3

[0051] like Figure 3 As shown, the structure for preventing the chromatic aberration of the mirror silver mark of the liquid crystal display screen comprises a lens body 1, a rectangular sensor area 2 is provided on the surface of the lens body 1, a marking area 3 is provided at the edge of the surface of the lens body 1, a mirror silver mark 31 is provided on the marking area 3, and a preset isolation distance D is provided between the sensor area 2 and the marking area 3.

[0052] It should be noted that the isolation distance D is 10 to 20 microns.

[0053] The working mode of this embodiment is described below.

[0054] Since a preset isolation distance D is provided between the sensor area 2 and the marking area 3, water vapor can evenly corrode the entire marking area 3, so that the mirror silver mark changes color evenly without any local color difference, thereby obtaining a consistent appearance.

[0055] Example 4

[0056] like Figure 4 As shown, the fixture for measuring the contour of the glass cover provided in Example 3 is further optimized. Specifically, the marking area 3 is covered with a waterproof layer 5, and the waterproof layer 5 is a silk-screen waterproof ink.

[0057] It should be noted that the thickness of the waterproof layer 5 is 1 to 2 microns, and preferably, the thickness of the waterproof layer 5 is 1.5 microns.

[0058] The working mode of this embodiment is described below.

[0059] By setting different thicknesses of the waterproof layer 5, the degree of erosion of the entire marking area 3 by water vapor can be adjusted, so as to obtain the desired color change effect of the mirror silver mark and meet the needs of different customers.

[0060] The terms "coupling" and "coupling" involved in the embodiments of the present application should be understood in a broad sense. For example, they may refer to a direct physical connection, or an indirect connection achieved through electronic devices, such as a connection achieved through resistors, inductors, capacitors or other electronic devices.

[0061] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral one; it can be a mechanical connection, an electrical connection, or communication with each other; it can be a direct connection, or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements, unless otherwise clearly defined. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0062] Obviously, the embodiments described above are only some embodiments of the present application, rather than all embodiments. The preferred embodiments of the present application are given in the accompanying drawings, but they do not limit the patent scope of the present application. The present application can be implemented in many different forms. On the 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 aforementioned embodiments, for those skilled in the art, it is still possible to modify the technical solutions recorded in the aforementioned specific implementation methods, or to replace some of the technical features therein with equivalents. Any equivalent structure made using the contents of the specification and drawings of this application, directly or indirectly used in other related technical fields, is similarly within the scope of patent protection of this application.

Claims

1. A structure for preventing color difference of a mirror silver mark on a liquid crystal display screen, characterized in that: The structure for preventing the occurrence of color difference in the mirror silver mark of a liquid crystal display screen comprises a lens body (1), a rectangular sensor area (2) is provided on the surface of the lens body (1), a marking area (3) is provided at the edge of the surface of the lens body (1), a mirror silver mark (31) is provided on the marking area (3), and the sensor area (2) completely covers the marking area (3).

2. The structure for preventing color difference of the mirror silver mark of a liquid crystal display screen according to claim 1, characterized in that: The marking area (3) is covered with an isolation layer (4).

3. The structure for preventing color difference of the mirror silver mark of a liquid crystal display screen according to claim 2, characterized in that: The isolation layer (4) is silk-screen waterproof ink.

4. The structure for preventing color difference of the mirror silver mark of a liquid crystal display screen according to claim 3, characterized in that: The thickness of the isolation layer (4) is 10 to 12 microns.

5. The structure for preventing color difference of the mirror silver mark of a liquid crystal display screen according to claim 4, characterized in that: The thickness of the isolation layer (4) is 11 micrometers.

6. A structure for preventing color difference of a mirror silver mark on a liquid crystal display screen, characterized in that: The structure for preventing the occurrence of color difference in the mirror silver mark of a liquid crystal display screen comprises a lens body (1), a rectangular sensor area (2) is provided on the surface of the lens body (1), a marking area (3) is provided at the edge of the surface of the lens body (1), a mirror silver mark (31) is provided on the marking area (3), and a preset isolation distance (D) is provided between the sensor area (2) and the marking area (3).

7. The structure for preventing color difference of the mirror silver mark of a liquid crystal display screen according to claim 6, characterized in that: The isolation distance (D) is 10 to 20 microns.

8. The structure for preventing color difference of the mirror silver mark of a liquid crystal display screen according to claim 6, characterized in that: The marking area (3) is covered with a waterproof layer (5), and the waterproof layer (5) is a silk-screen waterproof ink.

9. The structure for preventing color difference of the mirror silver mark of a liquid crystal display screen according to claim 8, characterized in that: The thickness of the waterproof layer (5) is 1 to 2 microns.

10. The structure for preventing color difference of the mirror silver mark of a liquid crystal display screen according to claim 9, characterized in that: The thickness of the waterproof layer (5) is 1.5 microns.

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