CN216670314U - Circular polarizer for outdoor display - Google Patents
Circular polarizer for outdoor display Download PDFInfo
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- CN216670314U CN216670314U CN202122410755.7U CN202122410755U CN216670314U CN 216670314 U CN216670314 U CN 216670314U CN 202122410755 U CN202122410755 U CN 202122410755U CN 216670314 U CN216670314 U CN 216670314U
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Abstract
The utility model discloses a circular polarizer for outdoor display, which comprises a protective film, an anti-glare low-reflection surface treatment layer, a polyethylene glycol terephthalate substrate, a liquid crystal layer, a polyvinyl alcohol film, a bottom layer and a pressure-sensitive adhesive, wherein the anti-glare low-reflection surface treatment layer is hot-pressed on the top of the polyethylene glycol terephthalate substrate, the protective film is attached to the anti-glare low-reflection surface treatment layer, the liquid crystal layer is coated on the bottom of the polyethylene glycol terephthalate substrate, and the polyvinyl alcohol film is attached to the bottom of the liquid crystal layer. The overall polarizer is applicable to a planar conversion type panel and a vertical alignment type panel, wherein the vertical alignment type panel needs to be attached with a layer of optical compensation film on the inner side of the polyvinyl alcohol film, the planar conversion type panel can realize a circular polarization effect without using the compensation film, and can also be attached with a layer of compensation film with zero phase difference according to the requirements of customers.
Description
Technical Field
The utility model relates to the technical field of polaroids, in particular to a circular polaroid for outdoor display.
Background
Along with the development of display technology, the demand of outdoor display increases day by day, and traditional polaroid can only realize the line polarisation function, can't realize the function of circular polarisation, when wearing polarisation sunglasses, can't present clear display effect. To this end, we propose a circular polarizer for outdoor display.
SUMMERY OF THE UTILITY MODEL
The utility model mainly aims to provide a circular polarizer for outdoor display, which can effectively solve the problems in the background technology.
In order to achieve the purpose, the utility model adopts the technical scheme that:
the utility model provides a circular polarizer is used in outdoor display, includes anti-glare low reflection surface treatment layer, polyethylene glycol terephthalate substrate, liquid crystal layer, polyvinyl alcohol film, still includes protection film, bottom and pressure sensitive adhesive, polyethylene glycol terephthalate substrate top coating has anti-glare low reflection surface treatment layer, the protection film laminating is in anti-glare low reflection surface treatment layer top, polyethylene glycol terephthalate substrate bottom is coated to the liquid crystal layer, the polyvinyl alcohol film is located the liquid crystal layer below.
Further, the bottom layer glue is arranged at the bottom of the polyvinyl alcohol film, and the pressure-sensitive adhesive is coated at the bottom of the bottom layer.
Further, the polyethylene terephthalate base material is a super-phase-difference polyethylene terephthalate material.
Further, the liquid crystal layer is a liquid crystal layer with 1/4 wave plate effect.
Further, the bottom layer is made of a hard material or an optical compensation film.
Compared with the prior art, the utility model has the following beneficial effects:
1. the method comprises the steps of taking a polyethylene glycol terephthalate substrate as a super-phase-difference polyethylene glycol terephthalate film, coating a liquid crystal layer on the bottom of the film, and performing ultraviolet curing to form a liquid crystal layer with about 2 micrometers of 1/4 wave plate effect, coating an anti-glare low-reflection surface treatment layer on the top of the film to meet the outdoor anti-glare effect, coating an ultraviolet curing adhesive on the liquid crystal coating surface of the film, stretching and adhering a polyvinyl alcohol film, and performing ultraviolet irradiation curing to obtain a semi-finished product which can realize a circular polarization effect.
2. The protective film made of the polyethylene glycol terephthalate material is used for attaching and protecting the anti-glare low-reflection surface treatment layer, and the integral polarizer can be suitable for an in-plane switching (IPS) panel and a Vertical Alignment (VA) panel, wherein the vertical alignment panel needs to be attached with an optical compensation film (the phase difference of the compensation film is about 50/135 nm) on the inner side of a polyvinyl alcohol film, the plane switching panel can realize a circular polarization effect without using the optical compensation film (by coating hard ultraviolet light curing adhesive on the inner side surface of the polyvinyl alcohol film), and can also be attached with an optical compensation film with zero phase difference according to the requirements of customers.
Drawings
FIG. 1 is a schematic diagram of a material layer of a circular polarizer for outdoor display according to the present invention.
In the figure: 1. a protective film; 2. an anti-glare low-reflection surface treatment layer; 3. a polyethylene terephthalate substrate; 4. a liquid crystal layer; 5. a polyvinyl alcohol film; 6. a bottom layer; 7. pressure sensitive adhesive.
Detailed Description
In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the utility model easy to understand, the utility model is further described with the specific embodiments.
As shown in fig. 1, the circular polarizer for outdoor display comprises a protective film 1, an anti-glare low-reflection surface treatment layer 2, a polyethylene terephthalate substrate 3, a liquid crystal layer 4, a polyvinyl alcohol film 5, a bottom layer 6 and a pressure-sensitive adhesive 7, wherein the anti-glare low-reflection surface treatment layer 2 is coated on the top of the polyethylene terephthalate substrate 3, the protective film 1 is attached to the top of the anti-glare low-reflection surface treatment layer 2, the liquid crystal layer 4 is coated on the bottom of the polyethylene terephthalate substrate 3, and the polyvinyl alcohol film 5 is located at the bottom of the liquid crystal layer 4.
The bottom layer 6 is arranged at the bottom of the polyvinyl alcohol film 5 in an adhesive mode, and the pressure-sensitive adhesive 7 is coated at the bottom of the bottom layer 6.
The polyethylene terephthalate base material 3 is made of a super phase difference polyethylene terephthalate material.
Wherein, the liquid crystal layer 4 is a liquid crystal layer with 1/4 wave plate effect.
Wherein, the bottom layer 6 is made of hard ultraviolet light curing glue or an optical compensation film.
The utility model is a circular polaroid for outdoor display, when in use, a polyethylene glycol terephthalate substrate 3 is used as a super-phase-difference polyethylene glycol terephthalate film, a liquid crystal layer is coated on the bottom of the film, and the liquid crystal layer is cured by ultraviolet light to form a liquid crystal layer 4 with 1/4 wave plate effect about 2 microns; the protective film 1 made of polyethylene terephthalate material is used for protecting the top of the glare-resistant low-reflection surface treatment layer 2.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (5)
1. The utility model provides a circular polarizer for outdoor display, includes protection film (1), anti-glare low reflection surface treatment layer (2), polyethylene glycol terephthalate substrate (3), its characterized in that still includes liquid crystal layer (4), polyvinyl alcohol film (5), bottom (6) and pressure sensitive adhesive (7), polyethylene glycol terephthalate substrate (3) top coating has anti-glare low reflection surface treatment layer (2), protection film (1) laminating in anti-glare low reflection surface treatment layer (2) top, coating in polyethylene glycol terephthalate substrate (3) bottom in liquid crystal layer (4), polyvinyl alcohol film (5) laminating liquid crystal layer (4) bottom.
2. The circular polarizer for outdoor display according to claim 1, wherein: the bottom layer (6) is glued to be arranged at the bottom of the polyvinyl alcohol film (5), and the bottom of the bottom layer (6) is coated with the pressure-sensitive adhesive (7).
3. The circular polarizer for outdoor display according to claim 1, wherein: the polyethylene terephthalate base material (3) is made of a super phase difference polyethylene terephthalate material.
4. The circular polarizer for outdoor display according to claim 1, wherein: the liquid crystal layer (4) is a liquid crystal layer with 1/4 wave plate effect.
5. The circular polarizer for outdoor display according to claim 1, wherein: the bottom layer (6) is made of hard ultraviolet curing adhesive or an optical compensation film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122410755.7U CN216670314U (en) | 2021-10-08 | 2021-10-08 | Circular polarizer for outdoor display |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122410755.7U CN216670314U (en) | 2021-10-08 | 2021-10-08 | Circular polarizer for outdoor display |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216670314U true CN216670314U (en) | 2022-06-03 |
Family
ID=81764182
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122410755.7U Active CN216670314U (en) | 2021-10-08 | 2021-10-08 | Circular polarizer for outdoor display |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216670314U (en) |
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2021
- 2021-10-08 CN CN202122410755.7U patent/CN216670314U/en active Active
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