CN217238434U - Composite structure foaming board - Google Patents
Composite structure foaming board Download PDFInfo
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- CN217238434U CN217238434U CN202220530326.5U CN202220530326U CN217238434U CN 217238434 U CN217238434 U CN 217238434U CN 202220530326 U CN202220530326 U CN 202220530326U CN 217238434 U CN217238434 U CN 217238434U
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Abstract
The utility model discloses a composite construction foaming board, including foaming board main part and structural layer, the structural layer sets up in foaming board main part top, the structural layer is kept away from foaming board main part one side impression and is had optical structure, be equipped with the transition layer between structural layer and the foaming board main part, transition layer and structural layer fixed connection in proper order, just the transition layer is close to structural layer one side and is planar structure, the transition layer is the same with the structural layer material. The utility model provides a composite construction foaming board ensures that the structural layer can improve the optical effect of foaming board effectively.
Description
Technical Field
The utility model relates to a light diffuser plate technical field especially relates to a composite construction foaming board.
Background
The light diffusion plate is characterized in that a physical phenomenon of refraction, reflection and scattering is generated when light meets two media with different refractive indexes (densities) in the process of traveling by a chemical or physical means, an inorganic or organic light diffusion agent is added into a base material such as PMMA (polymethyl methacrylate), PC (polycarbonate), PS (polystyrene), PP (polypropylene) and the like, or the light is artificially adjusted by array arrangement of micro-feature structures on the surface of the base material, so that the light is refracted, reflected, scattered in different directions, the traveling route of the light is changed, the effect of optical diffusion is generated by filling and dispersing colors of incident light, a point light source emitted by an LED is changed into a surface light source, and the light diffusion plate is widely applied to liquid crystal display, LED (light emitting diode) illumination and imaging display systems.
With the development of the technology, people also try to lighten the patent of the light diffusion plate, bubbles are generated inside the light diffusion plate through a chemical substance or a physical method, a cavity is formed through the bubbles, so that a foaming plate is formed, and a structural layer is arranged on the surface of the foaming plate, so that the optical diffusion effect of the foaming plate is further improved. However, in the existing manufacturing process of the foam board, since the position of the bubbles is not in an uncontrollable state in the manufacturing process, when the bubbles are located on the surface of the foam board, a cavity is formed on the surface of the foam board, or the bubbles form a bulge, which causes the surface of the foam board to have an uneven condition, affects the coating effect of the subsequent structural layer, causes the optical structure on the structural layer to also have an uneven structure, and finally affects the optical effect of the foam board.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a composite construction foaming board ensures that the structural layer can improve the optical effect of foaming board effectively.
The utility model discloses a technical scheme that composite construction foaming board adopted is:
the utility model provides a composite construction foaming board, includes foaming board main part and structural layer, the structural layer sets up in foaming board main part top, the structural layer is kept away from foaming board main part one side impression and is had optical structure, be equipped with the transition layer between structural layer and the foaming board main part, transition layer and structural layer fixed connection in proper order, just the transition layer is close to structural layer one side and is planar structure, the transition layer is the same with the structural layer material.
Preferably, the foaming plate main body comprises a foaming layer, an upper protection layer and a lower protection layer, and the upper protection layer, the foaming layer and the lower protection layer are sequentially overlapped.
Preferably, the thickness of the structural layer ranges from 10 to 60 μm, and the thickness of the transition layer ranges from 20 to 100 μm.
Preferably, a bottom glue layer is further arranged between the transition layer and the foaming board main body and used for bonding the transition layer and the foaming board main body.
Preferably, the optical structure includes a plurality of protruding strips, the protruding strips are horizontally arranged on the surface of the structural layer, and the cross section of each protruding strip is one of a hemispherical structure, a triangular structure and a hexagonal three-dimensional structure.
The utility model discloses a composite construction foaming board's beneficial effect is: the structural layer is arranged above the foaming plate main body, the light rays emitted into the foaming plate main body and then emitted from the structural layer are better optically diffused, and the use of people in liquid crystal display, LED illumination and imaging display systems is better met. Be equipped with the transition layer between structural layer and foaming board main part, before people carry out structural layer coating, be equipped with the transition layer at foaming board main part surface coating in advance, fill the unevenness part on foaming board main part surface through the transition layer, and through the scraper structure of coating in-process, it trims to be close to structural layer one side with the transition layer, it is planar structure to make the transition layer be close to structural layer one side, at last again with the structural layer coating on the transition layer surface, and stamp out optical structure at the structural layer surface, make the optical structure on structural layer surface can be located same horizontal plane, ensure to have better optical effect, and the material of transition layer and structural layer is the same, can not influence the propagation effect of light between transition layer and structural layer.
Drawings
Fig. 1 is a sectional view of the composite structure foam board of the present invention.
Detailed Description
The invention will be further elucidated and described with reference to the following embodiments and drawings in which:
referring to fig. 1, a composite structure foam board includes a foam board main body 10 and a structure layer 20, the structure layer 20 is disposed above the foam board main body 10, an optical structure 21 is embossed on a side of the structure layer 20 away from the foam board main body 10, a transition layer 30 is disposed between the structure layer 20 and the foam board main body 10, the transition layer 30 and the structure layer 20 are sequentially and fixedly connected, a side of the transition layer 30 close to the structure layer 20 is a planar structure, and the transition layer 30 and the structure layer 20 are made of the same material.
The structural layer 20 is arranged above the foaming plate main body 10, light rays emitted into the foaming plate main body 10 and then emitted from the structural layer 20 are better optically diffused through the structural layer 20, and the use of people in liquid crystal display, LED illumination and imaging display systems is better met.
The transition layer 30 is arranged between the structural layer 20 and the foam board main body 10, before people coat the structural layer 20, the transition layer 30 is coated on the surface of the foam board main body 10 in advance, uneven parts on the surface of the foam board main body 10 are filled through the transition layer 30, one side, close to the structural layer 20, of the transition layer 30 is trimmed through a scraper structure in the coating process, one side, close to the structural layer 20, of the transition layer 30 is a plane structure, finally the structural layer 20 is coated on the surface of the transition layer 30, the optical structure 21 is pressed on the surface of the structural layer 20, the optical structure 21 on the surface of the structural layer 20 can be located on the same horizontal plane, a better optical effect is ensured, the materials of the transition layer 30 and the structural layer 20 are the same, and the transmission effect of light rays between the transition layer 30 and the structural layer 20 cannot be influenced.
The foam board main body 10 includes a foam layer 11, an upper protection layer 12 and a lower protection layer 13, and the upper protection layer 12, the foam layer 11 and the lower protection layer 13 are sequentially stacked. The upper protective layer 12 and the lower protective layer 13 protect the foamed layer 11, and also refract and reflect light. In addition, in order to ensure the diffusion effect of the foam layer 11 and the weight of the entire diffuser plate, the thicknesses of the upper protective layer 12 and the lower protective layer 13 are small, which also causes the upper protective layer 12 and the lower protective layer 13 to be affected by the surface irregularities of the foam layer 11 to form an irregular surface.
In the above scheme, the thickness of the structural layer 20 is 10-60 μm, and the thickness of the transition layer 30 is 20-100 μm. When the structure layer 20 is in this thickness range, the optical structure 21 can be printed, and the whole weight of the diffusion plate is also controlled; and transition layer 30 is when this thickness interval, ensures to fill the unevenness on foam board surface, can utilize the scraper to carry out the blade coating simultaneously again and level, provides the basis for the coating of follow-up structural layer 20.
A primer layer 40 is further arranged between the transition layer 30 and the foam board main body 10, and the primer layer 40 is used for bonding the transition layer 30 and the foam board main body 10. When the foam board main body 10 is made of a PS material and the structural layer 20 and the transition layer 30 are both made of a PMMA material, in order to ensure good adhesion between the foam board main body 10 and the transition layer 30 and avoid the occurrence of delamination in the subsequent use process, a primer layer 40 is added, and the foam board main body 10 and the transition layer 30 are bonded, and the primer layer 40 is made of one of polyester, polyurethane and acrylic acid.
The optical structure 21 includes a plurality of convex strips, the convex strips are horizontally arranged on the surface of the structural layer 20, the cross section of each convex strip is one of a hemispherical structure, a triangular structure and a hexagonal three-dimensional structure, and the hemispherical convex strips can better diffuse reflection.
The utility model provides a composite construction foaming board is equipped with the structural layer above the foaming board main part, through the structural layer to penetrating the foaming board main part, carries out optical diffusion better from the light that the structural layer jetted out again, satisfies people at liquid crystal display, LED illumination and formation of image display system's use better. Be equipped with the transition layer between structural layer and foaming board main part, before people carry out structural layer coating, be equipped with the transition layer at foaming board main part surface coating in advance, fill the unevenness part on foaming board main part surface through the transition layer, and through the scraper structure of coating in-process, it trims to be close to structural layer one side with the transition layer, it is planar structure to make the transition layer be close to structural layer one side, at last again with the structural layer coating on the transition layer surface, and stamp out optical structure at the structural layer surface, make the optical structure on structural layer surface can be located same horizontal plane, ensure to have better optical effect, and the material of transition layer and structural layer is the same, can not influence the propagation effect of light between transition layer and structural layer.
It should be finally noted that the above embodiments are only used to illustrate the technical solutions of the present invention, but not to limit the scope of the present invention, and although the present invention is described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the technical solutions of the present invention can be modified or replaced equivalently without departing from the spirit and scope of the technical solutions of the present invention.
Claims (4)
1. The utility model provides a composite construction foaming board, its characterized in that, includes foaming board main part and structural layer, the structural layer sets up in foaming board main part top, the structural layer is kept away from foaming board main part one side impression and is had optical structure, be equipped with the transition layer between structural layer and the foaming board main part, transition layer and structural layer fixed connection in proper order, just the transition layer is close to structural layer one side and is planar structure, the transition layer is the same with the structural layer material.
2. The composite structural foam board of claim 1, wherein the structural layer has a thickness in the range of 10 to 60 μm and the transition layer has a thickness in the range of 20 to 100 μm.
3. The composite structural foam board of claim 2, wherein a primer layer is further disposed between the transition layer and the foam board main body, and the primer layer is used for bonding the transition layer and the foam board main body.
4. The composite structure foam board of claim 1, wherein the optical structure comprises a plurality of ribs horizontally arranged on the surface of the structural layer, and the cross section of the ribs is one of a hemispherical structure, a triangular structure and a hexagonal three-dimensional structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220530326.5U CN217238434U (en) | 2022-03-12 | 2022-03-12 | Composite structure foaming board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220530326.5U CN217238434U (en) | 2022-03-12 | 2022-03-12 | Composite structure foaming board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217238434U true CN217238434U (en) | 2022-08-19 |
Family
ID=82840284
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220530326.5U Active CN217238434U (en) | 2022-03-12 | 2022-03-12 | Composite structure foaming board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217238434U (en) |
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2022
- 2022-03-12 CN CN202220530326.5U patent/CN217238434U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 516000 Lilin Town Industrial Park, Huizhou City, Guangdong Province Patentee after: Guangdong Ruijie New Material Co.,Ltd. Address before: 516000 Lilin Town Industrial Park, Huizhou City, Guangdong Province Patentee before: GUANGDONG REGENCY PHOTOELECTRIC Co.,Ltd. |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Composite structure foam board Effective date of registration: 20230913 Granted publication date: 20220819 Pledgee: Bank of China Limited by Share Ltd. Huizhou branch Pledgor: Guangdong Ruijie New Material Co.,Ltd. Registration number: Y2023980056523 |