CN220432699U - Foldable AR protection film - Google Patents
Foldable AR protection film Download PDFInfo
- Publication number
- CN220432699U CN220432699U CN202321987396.4U CN202321987396U CN220432699U CN 220432699 U CN220432699 U CN 220432699U CN 202321987396 U CN202321987396 U CN 202321987396U CN 220432699 U CN220432699 U CN 220432699U
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- CN
- China
- Prior art keywords
- layer
- bendable
- foldable
- protective film
- adhesive layer
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- 239000010410 layer Substances 0.000 claims abstract description 136
- 239000012790 adhesive layer Substances 0.000 claims abstract description 48
- 230000001681 protective effect Effects 0.000 claims abstract description 34
- 230000003287 optical effect Effects 0.000 claims abstract description 25
- 239000000758 substrate Substances 0.000 claims abstract description 25
- 229920000297 Rayon Polymers 0.000 claims description 8
- 229920002635 polyurethane Polymers 0.000 claims description 7
- 239000004814 polyurethane Substances 0.000 claims description 7
- WUKWITHWXAAZEY-UHFFFAOYSA-L calcium difluoride Chemical group [F-].[F-].[Ca+2] WUKWITHWXAAZEY-UHFFFAOYSA-L 0.000 claims description 5
- 229910001634 calcium fluoride Inorganic materials 0.000 claims description 5
- ORUIBWPALBXDOA-UHFFFAOYSA-L magnesium fluoride Chemical compound [F-].[F-].[Mg+2] ORUIBWPALBXDOA-UHFFFAOYSA-L 0.000 claims description 5
- 229910001635 magnesium fluoride Inorganic materials 0.000 claims description 5
- RVTZCBVAJQQJTK-UHFFFAOYSA-N oxygen(2-);zirconium(4+) Chemical compound [O-2].[O-2].[Zr+4] RVTZCBVAJQQJTK-UHFFFAOYSA-N 0.000 claims description 5
- 229910001928 zirconium oxide Inorganic materials 0.000 claims description 5
- 239000004925 Acrylic resin Substances 0.000 claims description 4
- 229920003229 poly(methyl methacrylate) Polymers 0.000 claims description 4
- 239000004926 polymethyl methacrylate Substances 0.000 claims description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical group O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- 239000000741 silica gel Substances 0.000 claims description 3
- 229910002027 silica gel Inorganic materials 0.000 claims description 3
- 239000004568 cement Substances 0.000 claims 3
- 229920000178 Acrylic resin Polymers 0.000 claims 1
- 238000005452 bending Methods 0.000 abstract description 18
- 239000002346 layers by function Substances 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 5
- 230000009286 beneficial effect Effects 0.000 description 3
- 239000003292 glue Substances 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000004313 glare Effects 0.000 description 2
- 238000002310 reflectometry Methods 0.000 description 2
- 238000002834 transmittance Methods 0.000 description 2
- 230000032798 delamination Effects 0.000 description 1
- 208000002173 dizziness Diseases 0.000 description 1
- UHESRSKEBRADOO-UHFFFAOYSA-N ethyl carbamate;prop-2-enoic acid Chemical compound OC(=O)C=C.CCOC(N)=O UHESRSKEBRADOO-UHFFFAOYSA-N 0.000 description 1
- 230000009477 glass transition Effects 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 239000013464 silicone adhesive Substances 0.000 description 1
Abstract
The utility model relates to the technical field of protective films, in particular to a foldable AR protective film, which comprises a PET protective film layer, an adhesive layer, a bendable AR hardening layer, a bendable PET substrate layer, a bendable OCA optical adhesive layer and a release film layer, wherein the adhesive layer is arranged on the lower surface of the PET protective film layer, the bendable AR hardening layer is arranged on the lower surface of the adhesive layer, the bendable PET substrate layer is arranged on the lower surface of the bendable AR hardening layer, the bendable OCA optical adhesive layer is arranged on the lower surface of the bendable PET substrate layer, the release film layer is arranged on the lower surface of the bendable OCA optical adhesive layer, and the bendable AR hardening layer comprises an HC hardening layer and an LR low-refraction film layer which are sequentially arranged from top to bottom. According to the utility model, the bendable AR hardening layer, the bendable PET substrate layer and the bendable OCA optical adhesive layer are used as functional layers, so that the foldable AR protection film has bending resistance and antireflection property, and the practicability of the foldable AR protection film is improved.
Description
Technical Field
The utility model relates to the technical field of protective films, in particular to a foldable AR protective film.
Background
The foldable terminal device is popular with users because it can meet the requirement of users on the large size of the screen and avoid the problem of inconvenient carrying caused by the large size of the screen. However, the development of the foldable terminal device is still in an initial stage at present, and as the service time of the mobile phone is increased and the folding times are increased, folds of the mobile phone are heavier, and besides, the maintenance of the mobile phone at present lacks standards and has high cost, so that the protection measures such as film sticking on the screen of the foldable terminal device are important. For the folding screen, the existing foldable protective film has the problem of single function, and the folding screen protective film is overlapped with other functions on the basis of meeting the bending resistance, so that the practical performance of the foldable protective film can be further improved.
Disclosure of Invention
The present utility model is directed to providing a foldable AR protective film that overcomes the shortcomings and drawbacks of the prior art.
The utility model realizes the above purpose by the following technical proposal:
the utility model provides a collapsible AR protection film, includes PET protection film layer, viscose layer, bendable AR hardening layer, bendable PET substrate layer, bendable OCA optics glue film and from the type rete, the viscose layer sets up in the lower surface of PET protection film layer, bendable AR hardening layer sets up in the lower surface of viscose layer, bendable PET substrate layer sets up in the lower surface of bendable AR hardening layer, bendable OCA optics glue film sets up in the lower surface of bendable PET substrate layer, from the type rete setting in the lower surface of bendable OCA optics glue film, bendable AR hardening layer includes HC hardening layer and LR low refraction rete that from top to bottom set gradually.
Further, the HC hardening layer is a polyurethane acrylate resin film layer.
Further, the LR low-refraction film layer is a calcium fluoride film layer, a magnesium fluoride film layer or a zirconium oxide film layer.
Further, the adhesive layer is a silica gel adhesive layer, a polyurethane adhesive layer or a polymethyl methacrylate adhesive layer, and the thickness of the adhesive layer is 10-20 mu m.
Further, the thickness of the PET protective film layer is 50-100 mu m.
Further, the thickness of the HC hardened layer is 2-3 μm.
Further, the thickness of the LR low-refraction film layer is 60-200nm.
Further, the thickness of the bendable PET substrate layer is 25-50 mu m.
Further, the thickness of the bendable OCA optical adhesive layer is 25-50 mu m.
Further, the thickness of the release film layer is 50-75 mu m.
The utility model has the beneficial effects that: according to the foldable AR protection film, the bendable AR hardening layer, the bendable PET substrate layer and the bendable OCA optical adhesive layer are used as functional layers, the bendable requirement of the foldable terminal equipment protection film is met through the arrangement of the bendable PET substrate layer and the bendable OCA optical adhesive layer, meanwhile, the bendable AR hardening layer containing the HC hardening layer and the LR low-refraction film layer is matched, so that the bendable requirement is met, and meanwhile, the anti-reflection performance is given to the foldable terminal equipment protection film, the reflection light intensity is reduced, the screen reflectivity is reduced, and glare is prevented. The foldable AR protection film is thus rendered resistant to bending and antireflection, thereby improving its practicality.
Drawings
Fig. 1 is a cross-sectional view of a foldable AR protective film of the present utility model.
The reference numerals include: 1-PET protection film layer, 2-viscose layer, 3-bending AR hardening layer, 31-HC hardening layer, 32-LR low refraction film layer, 4-bending PET substrate layer, 5-bending OCA optical adhesive layer, 6-release film layer.
Detailed Description
The present utility model will be further described with reference to examples and drawings, which are not intended to be limiting, for the understanding of those skilled in the art.
As shown in fig. 1, a foldable AR protective film comprises a PET protective film layer 1, an adhesive layer 2, a bendable AR hardened layer 3, a bendable PET substrate layer 4, a bendable OCA optical adhesive layer 5 and a release film layer 6, wherein the adhesive layer 2 is disposed on the lower surface of the PET protective film layer 1, the bendable AR hardened layer 3 is disposed on the lower surface of the adhesive layer 2, the bendable PET substrate layer 4 is disposed on the lower surface of the bendable AR hardened layer 3, the bendable OCA optical adhesive layer 5 is disposed on the lower surface of the bendable PET substrate layer 4, the release film layer 6 is disposed on the lower surface of the bendable OCA optical adhesive layer 5, and the bendable AR hardened layer 3 comprises an HC hardened layer 31 and an LR low-refraction film layer 32 which are sequentially disposed from top to bottom.
The foldable AR protection film of this embodiment to the bending resistance requirement of foldable terminal equipment protection film is satisfied through setting up the bending resistance requirement of bending type PET substrate layer 4 and the OCA optical adhesive layer 5 of bending type to bending type AR hardening layer 3, bending type PET substrate layer 4 and the OCA optical adhesive layer 5 of bending type, and collocation contains HC hardening layer 31 and LR low refraction rete 32 the bending type AR hardening layer 3 simultaneously is satisfying the bending requirement, for the foldable terminal equipment protection film give antireflection performance, reduce reflected light intensity, reduce screen reflectivity, prevent producing the glare. The foldable AR protection film is thus rendered resistant to bending and antireflection, thereby improving its practicality.
In this embodiment, the HC cured layer 31 is a polyurethane acrylate resin film layer, which is beneficial to improving the surface performance of the bendable PET substrate layer 4. Further, the thickness of the HC hardened layer 31 is 2-3 μm, and the thickness of the HC hardened layer 31 is set to improve the transmittance of the protective film and reduce the reflection of light. The HC cured layer 31 of the present embodiment adopts a urethane acrylate resin film layer in the related art, and is used only here.
In this embodiment, the LR low refractive film 32 is a calcium fluoride film, a magnesium fluoride film or a zirconium oxide film, and the refractive index is adjusted to be close to the bendable PET substrate layer 4 by using the calcium fluoride film, the magnesium fluoride film or the zirconium oxide film. Further, the thickness of the LR low refractive film layer 32 is 60-200nm, and the low refractive index of the LR low refractive film layer 32 is ensured while the thickness is controlled. The LR low refractive film layer 32 of the present embodiment adopts a calcium fluoride film layer, a magnesium fluoride film layer or a zirconium oxide film layer in the prior art, and is used only here.
The HC hardened layer 31 and the LR low refractive film layer 32 form the bendable AR hardened layer 3 together, and the light transmittance of the screen can be improved by matching the HC hardened layer with the LR low refractive film layer, the reflected light on the surface can be reduced, uncomfortable effects such as dizziness and the like caused by radiation of the screen due to long-time watching of the screen by a user can be avoided, and the practicability of the screen protection film is improved.
In this embodiment, the adhesive layer 2 is a silica gel adhesive layer, a polyurethane adhesive layer or a polymethyl methacrylate adhesive layer, and the thickness of the adhesive layer 2 is 10-20 μm. The adhesive layer 2 is made of the material, so that the PET protective film layer 1 and the bendable AR hardening layer 3 are bonded together during use, and the problem of delamination before formal use is avoided, thereby influencing the use of the foldable AR protective film. And through setting up above-mentioned thickness for viscose layer 2 has good viscosity, when realizing the laminating effect, compromise convenient to use and manufacturing cost well. The adhesive layer 2 of this embodiment is a silicone adhesive layer, a polyurethane adhesive layer or a polymethyl methacrylate adhesive layer in the prior art, and is used only here.
In this embodiment, the thickness of the PET protection film layer 1 is 50-100 μm. The PET protection film layer 1 can protect the functional layer of the foldable AR protection film, prolong the lifetime of the foldable AR protection film and avoid the practicability from being reduced during use. Meanwhile, the PET protective film layer 1 is controlled not to be too thick, so that the overall thickness of the whole foldable AR protective film is guaranteed. Further, the thickness of the PET protection film layer 1 is preferably but not limited to 50, 75 or 100 μm.
In this embodiment, the thickness of the flexible PET substrate layer 4 is 25-50 μm. The foldable PET substrate layer 4 has folding and recovering properties, and can be matched with the foldable OCA optical adhesive layer 5 to provide good folding performance for the foldable AR protective film. And the thickness of the film layer is arranged, so that the using effect between the film layers is not influenced, and meanwhile, the light and thin effect of the foldable AR protective film is ensured. The flexible PET substrate layer 4 of this embodiment is made of a flexible PET material of the prior art, and is used only for the purpose of this application.
In this embodiment, the thickness of the bendable OCA optical adhesive layer 5 is 25-50 μm. Furthermore, the bendable OCA optical adhesive layer 5 has small modulus and low glass transition temperature point. The bendable OCA optical adhesive layer 5 not only can improve the display effect of a screen, but also can provide mechanical support for other film layers, and ensures the structural stability of each film layer, so that the foldable AR protective film can better exert bending performance when in use. And the thickness control is beneficial to improving the stripping phenomenon of the adhesive layer. The bendable OCA optical adhesive layer 5 of the present embodiment is made of the bendable OCA optical material of the prior art, and is used herein only as an application.
In this embodiment, the thickness of the release film layer 6 is 50-75 μm. The release film layer 6 is not easy to damage, can realize protection to the bendable OCA optical adhesive layer 5, and can be torn off when in use, and the use is convenient.
When the utility model is used, the release film layer 6 of the foldable AR protection film is torn off, the bendable OCA optical adhesive layer 5 is attached to the screen of the foldable terminal equipment, meanwhile, the adhesive layer 2 is torn off together with the PET protection film layer 1, and a user contacts the HC hardening layer 31 when using the utility model. In the use, the foldable AR protection film can exert good bending performance and anti-reflection performance, and the practicality of the foldable AR protection film is realized.
The foregoing examples are illustrative of the present utility model and are not to be construed as limiting the utility model, as modifications to the embodiments and application scope will become apparent to those of ordinary skill in the art upon review of the teachings herein.
Claims (10)
1. A foldable AR protective film, characterized in that: including PET protection film layer, viscose layer, bendable AR hardening layer, bendable PET substrate layer, bendable OCA optical cement layer and from the type rete, the viscose layer sets up in the lower surface of PET protection film layer, bendable AR hardening layer sets up in the lower surface of viscose layer, bendable PET substrate layer sets up in the lower surface of bendable AR hardening layer, bendable OCA optical cement layer sets up in the lower surface of bendable PET substrate layer, from the type rete setting in the lower surface of bendable OCA optical cement layer, bendable AR hardening layer includes HC hardening layer and LR low refraction rete that from top to bottom set gradually.
2. The foldable AR protective film according to claim 1, wherein: the HC hardening layer is a polyurethane acrylic resin film layer.
3. The foldable AR protective film according to claim 1, wherein: the LR low-refraction film layer is a calcium fluoride film layer, a magnesium fluoride film layer or a zirconium oxide film layer.
4. The foldable AR protective film according to claim 1, wherein: the adhesive layer is a silica gel adhesive layer, a polyurethane adhesive layer or a polymethyl methacrylate adhesive layer, and the thickness of the adhesive layer is 10-20 mu m.
5. The foldable AR protective film according to claim 1, wherein: the thickness of the PET protective film layer is 50-100 mu m.
6. The foldable AR protective film according to claim 1, wherein: the thickness of the HC hardened layer is 2-3 μm.
7. The foldable AR protective film according to claim 1, wherein: the thickness of the LR low-refraction film layer is 60-200nm.
8. The foldable AR protective film according to claim 1, wherein: the thickness of the bendable PET substrate layer is 25-50 mu m.
9. The foldable AR protective film according to claim 1, wherein: the thickness of the bendable OCA optical adhesive layer is 25-50 mu m.
10. The foldable AR protective film according to claim 1, wherein: the thickness of the release film layer is 50-75 mu m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321987396.4U CN220432699U (en) | 2023-07-26 | 2023-07-26 | Foldable AR protection film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321987396.4U CN220432699U (en) | 2023-07-26 | 2023-07-26 | Foldable AR protection film |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220432699U true CN220432699U (en) | 2024-02-02 |
Family
ID=89698339
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321987396.4U Active CN220432699U (en) | 2023-07-26 | 2023-07-26 | Foldable AR protection film |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220432699U (en) |
-
2023
- 2023-07-26 CN CN202321987396.4U patent/CN220432699U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |