CN209940897U - 3D protection film - Google Patents
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- CN209940897U CN209940897U CN201922127288.XU CN201922127288U CN209940897U CN 209940897 U CN209940897 U CN 209940897U CN 201922127288 U CN201922127288 U CN 201922127288U CN 209940897 U CN209940897 U CN 209940897U
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Abstract
The utility model discloses a 3D protection film, include from the last laminating layer, UV sclerosis layer, heating-UV dual cure glue film, ya keli glue film, electrodeless angle thin layer, silica gel layer and the peel off layer that down stacks gradually. The utility model discloses 3D protection film hardness is big, and light flux is high, can be applied to optical formula finger print unblock cell-phone screen under the screen; and simultaneously, the utility model discloses the 3D protection film has good formability, can not warp after the shaping, with the perfect laminating of curved surface screen, and high temperature environment tests non-warping, provides stable, effective and comprehensive protection for the curved surface screen.
Description
Technical Field
The utility model relates to a protection film technical field, concretely relates to 3D protection film.
Background
In 2018, all large mobile phone manufacturers have introduced mobile phones with full screens, the screen occupation ratio is higher and higher, and the full screen of the mobile phone is the current development trend. In order to avoid the appearance of the bang screen, the mobile phone manufacturers represented by Hua and VIVO generally select the biological recognition technology for unlocking the lower fingerprint of the optical screen, the technology can avoid the interference of ambient light to the maximum extent, and the stability under the extreme environment is very good.
Today, the body edge and screen of many phones are designed to be curved, and it is known from the phones released after 2015 that the occupancy of curved phones is nearly 90%. At present, in the market, a composite film is formed by organic silicon or acrylic adhesive and a PET film, and then the composite film is heated, cooled and shaped, cut into a specific shape by a die cutting process and manufactured into a 3D protective film. However, the existing 3D protective film has low luminous flux and cannot be applied to an optical underscreen fingerprint unlocking technology; meanwhile, the 3D protective film is poor in fitting property with a screen, and the edge of the cambered surface is easy to warp and wrinkle.
Disclosure of Invention
The utility model aims to solve the technical problem that overcomes background art's technical defect provides a 3D protection film. The utility model discloses 3D protection film hardness is big, and light flux is high, can be applied to optical formula finger print unblock cell-phone screen under the screen; and simultaneously, the utility model discloses the 3D protection film has good formability, can not warp after the shaping, with the perfect laminating of curved surface screen, and high temperature environment tests non-warping, provides stable, effective and comprehensive protection for the curved surface screen.
The utility model provides an above-mentioned technical problem adopted technical scheme as follows:
A3D protective film comprises a film coating layer, a UV hardening layer, a heating-UV dual-curing adhesive layer, an acrylic adhesive layer, an electrodeless angle thin film layer, a silica gel layer and a stripping layer which are sequentially stacked from top to bottom.
Further, the thickness of the coating layer was 30 ~ 75 μm.
Further, the thickness of the UV hardening layer is 20 ~ 75 μm.
Further, the thickness of the heating-UV dual-curing glue layer is 5 ~ 70 μm.
Further, the thickness of the acrylic adhesive layer is 1 ~ 10 μm.
Further, the non-polarization angle thin film layer is any one of PMMA, PC, PI, TAC, TPU and COP.
Further, the thickness of the non-polarization angle thin film layer is 10 ~ 120 μm.
Further, the thickness of the silica gel layer is 10 ~ 50 μm.
Further, the thickness of the release layer was 20 ~ 100 μm.
The forming method of the 3D protective film can be prepared by adopting a conventional method in the field.
Compared with the prior art, the beneficial effects of the utility model are that:
the surface layer of the utility model is a UV hardening layer, which is pollution-resistant, easy to clean and has good wear resistance; the bottom surface of the UV hardening layer is attached to the heating-UV dual-curing adhesive layer, so that the hardness is increased, and the wear resistance of the 3D protective film is further improved; the bottom surface of the non-polarization angle thin film layer is attached to the silica gel layer, under the condition that the peeling speed is 300mm/min, the peeling strength of the silica gel laminated AF screen is more than 20g/25mm, the attaching stability of a product can be improved, the arc-shaped edge is not warped, the silica gel has good fluidity, the air is easy to exhaust, and the attaching is convenient; this 3D protection film non-deformable can realize good laminating with the arc edge, is difficult for sticking up the limit, and the outward appearance is smooth level and smooth after the laminating, the cleanliness factor is high, and luminous flux >90, can be applied to finger line unblock technique under the optical type screen.
Drawings
Fig. 1 is a schematic structural diagram of a 3D protective film according to embodiment 1 of the present invention.
The corresponding part names for the various reference numbers in the figures are:
1-coating layer; 2-UV hardening layer; 3-heating-UV double-curing adhesive layer; 4-acrylic glue layer; 5-electrodeless angle thin film layer; 6-silica gel layer; 7-peeling off layer.
Detailed Description
For a better understanding of the present invention, reference is made to the following detailed description and accompanying drawings. It should be understood that these examples are for further illustration of the present invention only, and are not intended to limit the scope of the present invention. It should be further understood that after reading the above description of the present invention, those skilled in the art will make certain insubstantial changes or modifications to the present invention, and shall still fall within the scope of the present invention.
Example 1
A3D protective film is shown in figure 1 and comprises a film coating layer 1, a UV hardening layer 2, a heating-UV dual-curing adhesive layer 3, an acrylic adhesive layer 4, an electrodeless angle thin film layer 5, a silica gel layer 6 and a stripping layer 7 which are sequentially stacked from top to bottom.
The thickness of the non-polarization angle thin film layer 5 is 15 μm; the thickness of the silica gel layer 6 is 15 μm; the thickness of the heating-UV dual-curing adhesive layer 3 is 10 mu m; the thickness of the acrylic glue layer 4 is 5 μm.
The thickness of the coating layer 1 was 50 μm, the thickness of the UV cured layer 2 was 25 μm, and the thickness of the release layer 7 was 50 μm.
Laminating layer 1 and the laminating of UV sclerosis layer 2 avoid UV sclerosis layer 2 by the fish tail and pollute.
The UV cured layer 2 has high hardness and excellent stain resistance and abrasion resistance.
The heating-UV dual-curing adhesive layer 3 is a polyurethane acrylate layer; the heat-UV dual cure paste layer 3 is directly available on the market.
The acrylic adhesive layer 4 is a polymethyl methacrylate layer; the acryl glue layer 4 may be directly purchased in the market.
The non-polarization angle thin film layer 5 is a PMMA thin film, the thin film is made of a non-polarization angle material, when die cutting is carried out at any angle, the luminous flux is more than 90 degrees, and the composite film can be applied to an optical fingerprint unlocking mobile phone under a screen.
The silica gel layer 6 is a high-viscosity polysiloxane pressure-sensitive adhesive which is high in curing speed, stable in adhesive layer performance, firmly attached to the electrodeless angle thin film layer 5 and free of degumming and adhesive residue. Under the condition that the peeling speed is 300mm/min, the peeling strength of the adhered AF screen is more than 20g/25mm, and the adhered arc edge is ensured not to warp and rebound.
Example 2
The present embodiment is different from embodiment 1 in that: the thickness of the non-polarization angle thin film layer 5 is 20 μm; the thickness of the silica gel layer 6 is 20 μm; the thickness of the heating-UV dual-curing glue layer 3 is 25 mu m; the rest is the same as in example 1.
Example 3
The present embodiment is different from embodiment 1 in that: the thickness of the non-polarization angle thin film layer 5 is 25 μm; the thickness of the silica gel layer 6 is 25 μm; the thickness of the heating-UV dual-curing glue layer 3 is 40 mu m; the rest is the same as in example 1.
Example 4
The present embodiment is different from embodiment 1 in that: the thickness of the non-polarization angle thin film layer 5 is 15 μm; the thickness of the silica gel layer 6 is 25 μm; the thickness of the heating-UV dual-curing adhesive layer 3 is 10 mu m; the rest is the same as in example 1.
Example 5
The present embodiment is different from embodiment 1 in that: the thickness of the non-polarization angle thin film layer 5 is 15 μm; the thickness of the silica gel layer 6 is 25 μm; the thickness of the heating-UV dual-curing glue layer 3 is 40 mu m; the rest is the same as in example 1.
Example 6
The present embodiment is different from embodiment 1 in that: the thickness of the non-polarization angle thin film layer 5 is 25 μm; the thickness of the silica gel layer 6 is 15 μm; the thickness of the heating-UV dual-curing glue layer 3 is 40 mu m; the rest is the same as in example 1.
Evaluation of Effect and inspection of Performance
The performance of the 3D protective film of example 1 ~ 6 was tested, with the test items and results shown in table 1.
Table 1 test results of the properties of 3D protective film of example 1 ~ 6
| Case(s) | Luminous flux | Precision of molding | Material warp rebound |
| Example 1 | 92 | ++ | Slight warping of the 24h arc edge |
| Example 2 | 97 | +++++ | No-warpage rebound phenomenon of 24h arc edge |
| Example 3 | 94 | +++ | Slight warping of the 24h arc edge |
| Example 4 | 93 | ++ | Slight warping of the 24h arc edge |
| Example 5 | 95 | ++++ | Slight warping of the 24h arc edge |
| Example 6 | 95 | +++ | Slight warping of the 24h arc edge |
The utility model provides a 3D protection film is equipped with UV sclerosis layer 2 on the top layer, and the bottom laminating on UV sclerosis layer 2 has heating-UV dual cure glue film 3 for the whole hardness of 3D protection film increases. The pencil hardness of the surface of the material under the pressure of 500g can reach 6H, and the surface of the material is tested at the speed of 47 times/min by using #0000 steel wool under the pressure of 1kg, so that the material has the advantages of friction resistance of more than 3000 times, no scratch, wear resistance, scratch resistance and long service life.
The utility model provides a 3D protection film is equipped with the PMMA film in the bottom surface of ya keli glue film 4, the poor stability of having solved traditional protection film laminating 3D screen, experience nature poor and can't be applied to the problem of fingerprint unblock technique under the optical screen, promote the durability, functional and the anti performance such as falling of 3D protection film simultaneously to the development trend of better adaptation 3D curved surface cell-phone provides more stable, effective and comprehensive protection for the 3D screen. Meanwhile, the product provides a good development direction for further development of the mobile phone protective film industry, the applied materials and product concepts are brand new research and development directions, and meanwhile, a solution is provided for the existing problems in the industry. The utility model discloses the product of preparation can be applied to various 3D display screens of the mobile terminal equipment of fingerprint unblock under the optical screen.
The above description is not intended to limit the present invention, and the present invention is not limited to the above examples. Those skilled in the art should also realize that changes, modifications, additions, or substitutions can be made without departing from the spirit and scope of the invention.
Claims (9)
1. The utility model provides a 3D protection film, its characterized in that includes from last laminating tectorial membrane layer (1), UV sclerosis layer (2), heating-UV dual cure glue film (3), ya keli glue film (4), electrodeless angle thin layer (5), silica gel layer (6) and peel off layer (7) down in proper order.
2. A 3D protective film according to claim 1, wherein the thickness of the coating layer (1) is 30 ~ 75 μm.
3. A 3D protective film according to claim 1, wherein the UV-hardening layer (2) has a thickness of 20 ~ 75 μm.
4. The 3D protective film according to claim 1, wherein the thickness of the heating-UV dual-curing glue layer (3) is 5 ~ 70 μm.
5. The 3D protective film according to claim 1, wherein the thickness of the acrylic adhesive layer (4) is 1 ~ 10 μm.
6. A 3D protective film according to claim 1, wherein the non-polarizing angle film layer (5) is any one of PMMA, PC, PI, TAC, TPU and COP.
7. A 3D protective film according to claim 1, wherein the thickness of the non-polarizing angle film layer (5) is 10 ~ 120 μm.
8. 3D protective film according to claim 1, wherein the thickness of the silicone layer (6) is 10 ~ 50 μm.
9. A 3D protective film according to claim 1, wherein the thickness of the release layer (7) is 20 ~ 100 μm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922127288.XU CN209940897U (en) | 2019-12-03 | 2019-12-03 | 3D protection film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922127288.XU CN209940897U (en) | 2019-12-03 | 2019-12-03 | 3D protection film |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209940897U true CN209940897U (en) | 2020-01-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922127288.XU Active CN209940897U (en) | 2019-12-03 | 2019-12-03 | 3D protection film |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111959055A (en) * | 2020-08-24 | 2020-11-20 | 东莞市赛越新材料科技有限公司 | Double-curing protective film and manufacturing process thereof |
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- 2019-12-03 CN CN201922127288.XU patent/CN209940897U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111959055A (en) * | 2020-08-24 | 2020-11-20 | 东莞市赛越新材料科技有限公司 | Double-curing protective film and manufacturing process thereof |
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Address after: 315000 building 4, 988 Qingfeng Road, Cicheng Town, Jiangbei District, Ningbo City, Zhejiang Province Patentee after: Ningbo Huizhixing New Material Technology Co.,Ltd. Address before: 315000 building 4, 988 Qingfeng Road, Cicheng Town, Jiangbei District, Ningbo City, Zhejiang Province Patentee before: NINGBO HUGHSTAR ADVANCED MATERIAL TECHNOLOGY Co.,Ltd. |