CN213986899U

CN213986899U - High bright diffuser plate

Info

Publication number: CN213986899U
Application number: CN202023175721.6U
Authority: CN
Inventors: 雷新宪
Original assignee: Dongguan Ruide New Material Co ltd
Current assignee: Dongguan Ruide New Material Co ltd
Priority date: 2020-12-25
Filing date: 2020-12-25
Publication date: 2021-08-17
Anticipated expiration: 2030-12-25

Abstract

The utility model relates to a high bright diffuser plate, including substrate layer, first surface course, second surface course and high bright layer, the relative both sides of substrate layer are connected respectively to first surface course and second surface course, and first surface course is smooth surface structure or is formed by unevenness's arch, and the second surface course is formed by unevenness's arch, and high bright layer is connected one side of substrate layer is kept away from to first surface course. This high bright diffuser plate sets up first surface course and second surface course through the both sides at the substrate layer, and first surface course is connected to high bright layer, and the second surface course is by unevenness's protruding formation, can reduce the loss of light when letting light pass through, and the light beam of scattering can also be furthest collected to improve the luminous flux of product, improve the bulk brightness of product, help reducing the energy loss of LED lamp pearl, and prolong the life of high bright diffuser plate.

Description

High bright diffuser plate

Technical Field

The utility model relates to an optics diffuser plate technical field especially relates to a highlight diffuser plate.

Background

At present, with the development of socio-economic, more and more lamps, advertisement light boxes and display screens adopt LEDs or other high-brightness point/line light sources, and in order to reduce the thickness of the lamps, a diffusion plate is generally adopted to diffuse the side-emitting line light source into a surface light source with uniform brightness. The diffusion plate is characterized in that the diffusion plate utilizes the physical phenomena of refraction, reflection and scattering when light encounters two media with different refractive indexes (densities) in the traveling path by chemical or physical means, and the traveling path of the light is changed by adding an inorganic or organic light diffusant to a base material such as PMMA, PC, PS, PP and the like or artificially adjusting the light through the array arrangement of micro-feature structures on the surface of the base material so as to refract, reflect, scatter the light in different directions, so that the incident light is fully dispersed to generate the optical diffusion effect. However, the existing diffuser plate generally adopts a worm-ridge structure or a prism structure, so that the brightness of the diffuser plate with the structure is not enough, and the light loss is large.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is desirable to provide a high brightness diffuser plate that can reduce optical loss.

The utility model provides a highlight diffuser plate, includes substrate layer, first surface course, second surface course and highlight layer, first surface course with the second surface course is connected respectively the relative both sides of substrate layer, first surface course is smooth surface structure or is formed by unevenness's arch, the second surface course is formed by unevenness's arch, highlight layer is connected first surface course is kept away from one side of substrate layer.

In one embodiment, the protrusions of the second facing layer have a particle size in the range of 5 μm to 300 μm.

In one embodiment, the protrusions of the second surface layer are irregular or hemispherical in shape.

In one embodiment, the thickness of the substrate layer is 0.1 mm-5 mm.

In one embodiment, the thickness of the highlight layer is 1-20 μm.

In one embodiment, the substrate layer, the first surface layer and the second surface layer are an integrally formed structure.

In one embodiment, the substrate layer is one or two composite materials of PMMA, PC, PET and ABS.

Compared with the prior art, the beneficial effects of the utility model are as follows:

the utility model discloses a highlight diffuser plate is through setting up first surface course and second surface course in the both sides of substrate layer, and the first surface course is connected to the highlight layer, and the second surface course is formed by unevenness's arch, can reduce the loss of light when letting light pass through, the light beam of collection scattering that can also furthest to improve the luminous flux of product, improve the whole luminance of product, help reducing the energy loss of LED lamp pearl, and prolong the life of highlight diffuser plate.

Drawings

Fig. 1 is a schematic structural view of a high brightness diffusion plate according to a preferred embodiment of the present invention.

Reference is made to the accompanying drawings in which:

a highlight diffuser plate 100;

substrate layer 10, first surface course 20, second surface course 30, highlight layer 40.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully below. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. When the number of an element is referred to as "a plurality," it can be any number of two or more. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Please refer to fig. 1, which illustrates the highlight diffuser plate 100 according to a preferred embodiment of the present invention, including the substrate layer 10, the first surface layer 20, the second surface layer 30 and the highlight layer 40, the first surface layer 20 and the second surface layer 30 are respectively connected to two opposite sides of the substrate layer 10, the first surface layer 20 is of a smooth surface structure or is formed by protrusions of uneven portions, the second surface layer 30 is formed by protrusions of uneven portions, the highlight layer 40 is connected to one side of the first surface layer 20 away from the substrate layer 10, and the highlight layer 40 and the first surface layer 20 are bonded together through ultraviolet curing. The utility model discloses a highlight diffuser plate 100 is through setting up first surface course 20 and second surface course 30 in the both sides of substrate layer 10, and first surface course 20 is connected to highlight layer 40, and second surface course 30 is formed by unevenness's arch, can reduce the loss of light when letting light pass through, the light beam of collection scattering that can also furthest to improve the luminous flux of product, improve the whole luminance of product, help reducing the energy loss of LED lamp pearl, and prolong the life of highlight diffuser plate 100.

As shown in fig. 1, in the present embodiment, the substrate layer 10 is one or two composite materials of PMMA, PC, PET, and ABS, and optionally, the thickness of the substrate layer 10 is 0.1mm to 5 mm. In one embodiment, the first surface layer 20 and the second surface layer 30 are respectively connected to two opposite sides of the substrate layer 10, and the first surface layer 20 is a smooth surface structure. In other embodiments, the first surface layer 20 is formed by rugged protrusions, the size of the protrusions of the first surface layer 20 is in the range of 5-300 μm, and optionally, the protrusions of the first surface layer 20 are irregular or hemispherical. In one embodiment, the second surface layer 30 is formed by uneven bumps, so that light loss can be reduced when light passes through the second surface layer, and scattered light beams can be collected to the maximum extent, so that the luminous flux of the product is improved; the size of the grain diameter of the protrusions of the second facing 30 is in the range of 5-300 μm, optionally, the shape of the protrusions of the second facing 30 is hemispherical, and in other embodiments, the shape of the protrusions of the second facing 30 is irregular. In one embodiment, the substrate layer 10, the first surface layer 20 and the second surface layer 30 are integrally formed, and the substrate layer 10 is formed by melt-extruding or calendaring PMMA, PC, PET and ABS as a master batch to integrally form the first surface layer 20 and the second surface layer 30.

In an embodiment, the highlight layer 40 is connected to a side of the first surface layer 20 away from the substrate layer 10, the highlight layer 40 and the first surface layer 20 are bonded together through ultraviolet curing, and optionally, the thickness of the highlight layer 40 is 1 μm to 20 μm. The high-brightness layer 40 is coated on one side of the first surface layer 20 far away from the base material layer 10 through high-brightness coating liquid, is firstly thermally cured and leveled, and is then bonded with the first surface layer 20 in an ultraviolet curing mode. The highlight masking liquid comprises the following components in percentage by weight: the content of the resin is 10 to 90 percent, the content of the reactive diluent is 0.5 to 20 percent, the content of the photoinitiator is 0.1 to 8 percent, the content of the auxiliary additive is 0.1 to 8 percent, and the sum of the components is 100 percent. Optionally, the resin is one or a combination of several of epoxy resin, acrylate resin, polyester acrylate, epoxy acrylate, modified epoxy acrylate, and aliphatic polyurethane hexaacrylate, and the amount of the resin is in the range of 50% to 90%, preferably 65% to 85%, and further preferably 75% to 80%. Further, the resin belongs to an oligomer, and the functionality of the resin is 2-6. Optionally, the photoinitiator is one or a combination of several of photoinitiator 184, photoinitiator 500, photoinitiator 819, photoinitiator 1173 and photoinitiator ITX, and the dosage range is 0.1% to 8%, preferably 1% to 5%; the active diluent can be one or a combination of HDDA, TPGDA, ODA, TMPTA and BDDA. Optionally, the auxiliary additive is one or a combination of several of a leveling agent, a stabilizer, a wetting dispersant, an anti-reflection agent and an adhesion promoter, and aims to improve the leveling property, stability, transparency and adhesion of the coating, and the dosage of each auxiliary additive can be determined according to the thickness of the coating and the amount of the resin, and is generally 0.1-5%; preferably 0.15% to 3%.

In other embodiments, the resin in the high-brightness coating liquid is polyester acrylate, or a composition of modified epoxy acrylate and epoxy acrylate, or a composition of aliphatic polyurethane hexaacrylate and epoxy acrylate, and the content is 80%; the photoinitiator is a composition of two of photoinitiator 184, photoinitiator ITX, photoinitiator 173 and photoinitiator 819, and the content of the photoinitiator is 3%; the auxiliary additive is a composition of a leveling agent, a wetting dispersant and an anti-reflection agent, or a composition of a wetting dispersant, an anti-reflection agent and an adhesion promoter, and the content of the auxiliary additive is 0.5-1%; the content of the active diluent is 10 to 15 percent, and the sum of all the components is 100 percent.

The utility model discloses a highlight diffuser plate 100 is through setting up first surface course 20 and second surface course 30 in the both sides of substrate layer 10, and first surface course 20 is connected to highlight layer 40, and second surface course 30 is formed by unevenness's arch, can reduce the loss of light when letting light pass through, the light beam of collection scattering that can also furthest to improve the luminous flux of product, improve the whole luminance of product, help reducing the energy loss of LED lamp pearl, and prolong the life of highlight diffuser plate 100.

The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.

The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the appended claims.

Claims

1. The utility model provides a highlight diffuser plate, its characterized in that includes substrate layer, first surface course, second surface course and highlight layer, first surface course with the second surface course is connected respectively the relative both sides of substrate layer, first surface course is smooth surface structure or is formed by unevenness's arch, the second surface course is formed by unevenness's arch, highlight layer is connected first surface course is kept away from one side of substrate layer.

2. The diffuser plate as claimed in claim 1, wherein the protrusions of the second surface layer have a particle size ranging from 5 μm to 300 μm.

3. The diffuser panel of claim 1, wherein the protrusions of the second surface layer are hemispherical.

4. The diffuser plate according to claim 1, wherein the thickness of the base material layer is 0.1mm to 5 mm.

5. The diffuser plate of claim 1, wherein the thickness of the highlight layer is 1 μm to 20 μm.

6. The diffuser plate of claim 1, wherein the substrate layer, the first surface layer and the second surface layer are integrally formed.

7. The highlight diffuser plate according to claim 1, wherein said substrate layer is one of PMMA, PC, PET, ABS.