CN215222275U - Lid behind cell-phone that curved surface cell-phone was used - Google Patents
Lid behind cell-phone that curved surface cell-phone was used Download PDFInfo
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- CN215222275U CN215222275U CN202120977962.8U CN202120977962U CN215222275U CN 215222275 U CN215222275 U CN 215222275U CN 202120977962 U CN202120977962 U CN 202120977962U CN 215222275 U CN215222275 U CN 215222275U
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- mobile phone
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- substrate layer
- rear cover
- phone
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Abstract
The utility model relates to the technical field of mobile phones, especially, relate to a lid behind cell-phone that curved surface cell-phone was used, including first substrate layer, the upper surface of first substrate layer is provided with dual curing glue film, the upper surface of dual curing glue film is provided with the second substrate layer, the upper surface of second substrate layer is provided with the sclerosis layer. The utility model has the advantages of high hardness, good wear resistance and long service life; the mobile phone rear cover is simple in structure, can be formed instantly only by fixing the material coated and attached to the mobile phone rear cover in a lighting mode through the mobile phone rear cover mold, has good formability, is not prone to deformation after forming, is simple in forming process and high in efficiency, and can effectively reduce the processing cost.
Description
Technical Field
The utility model relates to a cell-phone technical field especially relates to a lid behind cell-phone that curved surface cell-phone was used.
Background
With the improvement of living standard of people, the appearance requirement of people on mobile phones is gradually improved, and nowadays, the edges of the bodies and the screens of many mobile phones are designed into arc shapes to form curved mobile phones. The rear cover of the curved-surface mobile phone is difficult to process and high in processing cost. The plastic rear cover in the prior art is generally made of a PC/PMMA composite material, the PC material with relatively soft texture is used as a substrate inner layer of the rear cover of the mobile phone to improve the toughness of the whole composite material, and the PMMA material with relatively high hardness and wear resistance is used as a substrate outer layer of the rear cover of the mobile phone to improve the hardness and wear resistance of the whole composite material.
Disclosure of Invention
The to-be-solved technical problem of the utility model is to provide a lid behind cell-phone that curved surface cell-phone was used, this lid simple structure behind cell-phone, wear resistance is good, long service life has good formability, non-deformable after the shaping, and shaping simple process and efficient can effectively reduce the processing cost.
In order to solve the technical problem, the utility model discloses a following technical scheme: the utility model provides a lid behind cell-phone that curved surface cell-phone was used, includes first substrate layer, the upper surface of first substrate layer is provided with dual curing glue film, the upper surface of dual curing glue film is provided with the second substrate layer, the upper surface of second substrate layer is provided with the sclerosis layer.
Further, the first substrate layer and the second substrate layer are PET or PC layers.
Further, the first substrate layer and the second substrate layer are both PET layers.
Further, the hardened layer is an acrylic coating.
Further, a matte structure is arranged on the surface of the hardening layer.
Further, be provided with spherical particle in the sclerosis layer, spherical particle protrusion in the surface of sclerosis layer forms the matte structure.
Further, the thickness of the first base material layer is 0.05-0.25mm, and the thickness of the second base material layer is 0.05-0.15 mm.
Further, the thickness of the dual-curing glue layer is 0.15-0.27mm, and the thickness of the hardening layer is 0.05-0.12 mm.
Further, a protective layer is arranged on the lower surface of the first base material layer.
The utility model has the advantages that: the utility model has the characteristics of high hardness, good wear resistance and long service life; the utility model discloses simple structure only needs to cover the material that the coating laminating is good to fix the illumination behind the cell-phone and can the shaping in the twinkling of an eye, has good formability, non-deformable after the shaping, and shaping simple process and efficient can effectively reduce the processing cost.
Drawings
Fig. 1 is a cross-sectional view of the present invention;
the reference numerals include:
1 — a first substrate layer; 2-double curing the glue layer; 3-a second substrate layer; 4-a hardened layer; 41-spherical particles.
Detailed Description
In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention.
The utility model provides a lid behind cell-phone that curved surface cell-phone was used, includes first substrate layer 1, the upper surface of first substrate layer 1 is provided with dual curing glue film 2, the upper surface of dual curing glue film 2 is provided with second substrate layer 3, the upper surface of second substrate layer 3 is provided with sclerosis layer 4.
The dual-curing adhesive layer 2 is a heating-ultraviolet dual-curing adhesive layer. Specifically, the first substrate layer 1 and the second substrate layer 3 may adopt one or two of, but are not limited to, PET, PC, and PMMA. In this embodiment, the rear cover of the mobile phone is manufactured by the following processes: use the viscous dual curing glue of coating process coating tape at the upper surface of first substrate layer 1, dual curing glue takes viscidity after oven certain temperature is baked dry, will second substrate layer 3 laminates in the upper surface of dual curing glue, but at the upper surface coating thermosetting or photocuring material of second substrate layer 3, carries out thermosetting process or photocuring technology in order to form sclerosis layer 4, before not shining dual curing glue is the flexible glue state, solidifies into hard coating under the UV light irradiation of certain wavelength in the twinkling of an eye. The specific coating, baking, attaching and curing processes in the preparation method are conventional application processes in the field.
The mobile phone rear cover has the characteristics of high hardness, good wear resistance and long service life; the mobile phone rear cover is simple in structure, can be formed instantly only by fixing the material coated and attached to the mobile phone rear cover in a lighting mode through the mobile phone rear cover mold, has good formability, is not prone to deformation after forming, is simple in forming process and high in efficiency, and can effectively reduce the processing cost.
Further, the first substrate layer 1 and the second substrate layer 3 are PET or PC layers. The first substrate layer 1 and the second substrate layer 3 are preferably PET layers.
The PET material has excellent friction resistance and dimensional stability in a wider temperature range, and the price is lower than that of the PC/PMMA composite material commonly used in the prior art, so that the material cost can be effectively reduced, and higher economic benefit can be realized. The PET material is a PET material in the prior art, and is used as the application.
Further, the hardened layer 4 is an acrylic coating. The acrylic coating is made of ultraviolet light curing acrylic paint. The ultraviolet light curing acrylic paint is the ultraviolet light curing acrylic paint in the prior art, and is used as the application.
The ultraviolet curing acrylic coating has excellent coating film performances of low VOC emission, high hardness, leveling property and the like, and provides functions of high hardness, wear resistance, glare prevention, fingerprint prevention and the like for a rear cover of a mobile phone.
Further, the surface of hardening layer 4 is provided with the matte structure, and the one side that the lid contacted consumer's hand behind the cell-phone is the matte sense of touch, has strengthened frictional force between lid and the hand behind the cell-phone, makes the consumer feel better when using, and the cell-phone is difficult to follow and slides off in the hand, and the matte effect can also increase the senior sense and the aesthetic property of lid behind the cell-phone simultaneously.
Further, be provided with spherical particle 41 in the sclerosis layer 4, spherical particle 41 protrusion in the surface of sclerosis layer 4 forms the matte structure.
Further, the spherical particles 41 are at least one of silica particles, calcium carbonate particles, talc particles, kaolin particles, titanium dioxide particles, zinc oxide particles, alumina particles, magnesium hydroxide particles, and aluminum hydroxide particles. The particles are silica particles, calcium carbonate particles, talc particles, kaolin particles, titanium dioxide particles, zinc oxide particles, alumina particles, magnesium hydroxide particles and aluminum hydroxide particles, which are known in the art, and are used herein only for applications.
Further, the thickness of first substrate layer 1 is 0.05-0.25mm, the thickness of second substrate layer 3 is 0.05-0.15mm, the thickness of dual curing glue layer 2 is 0.15-0.27mm, the thickness of sclerosis layer 4 is 0.05-0.12 mm.
Through the thickness of injecing first substrate layer 1, second substrate layer 3, dual cure glue film 2 and sclerosis layer 4, make lid has better formability behind the cell-phone, and the design effect is better.
Further, the lower surface of the first substrate layer 1 is provided with a protective layer (not shown in the figure).
Through setting up the protective layer can effectively prevent that the surface of first substrate layer 1 from being scratched.
All the technical features in the embodiment can be freely combined according to actual needs.
The above-mentioned embodiment is the utility model discloses the implementation scheme of preferred, in addition, the utility model discloses can also realize by other modes, any obvious replacement is all within the protection scope of the utility model under the prerequisite that does not deviate from this technical scheme design.
Claims (8)
1. The utility model provides a lid behind cell-phone that curved surface cell-phone was used which characterized in that: including first substrate layer, the upper surface of first substrate layer is provided with dual curing glue film, the upper surface of dual curing glue film is provided with the second substrate layer, the upper surface of second substrate layer is provided with the sclerosis layer.
2. The mobile phone rear cover for the curved mobile phone according to claim 1, wherein: the first base material layer and the second base material layer are PET or PC layers.
3. The mobile phone rear cover for the curved mobile phone according to claim 1, wherein: the hardened layer is an acrylic coating.
4. The mobile phone rear cover for the curved mobile phone according to claim 1, wherein: and a matte structure is arranged on the surface of the hardening layer.
5. The rear cover of a mobile phone for a curved-surface mobile phone according to claim 4, wherein: be provided with spherical particle in the sclerosis layer, spherical particle protrusion in the surface on sclerosis layer forms the matte structure.
6. The mobile phone rear cover for the curved mobile phone according to claim 1, wherein: the thickness of the first base material layer is 0.05-0.25mm, and the thickness of the second base material layer is 0.05-0.15 mm.
7. The mobile phone rear cover for the curved mobile phone according to claim 1, wherein: the thickness of dual curing glue film is 0.15-0.27mm, the thickness of sclerosis layer is 0.05-0.12 mm.
8. The mobile phone rear cover for the curved mobile phone according to claim 1, wherein: the lower surface of the first base material layer is provided with a protective layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120977962.8U CN215222275U (en) | 2021-05-08 | 2021-05-08 | Lid behind cell-phone that curved surface cell-phone was used |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120977962.8U CN215222275U (en) | 2021-05-08 | 2021-05-08 | Lid behind cell-phone that curved surface cell-phone was used |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215222275U true CN215222275U (en) | 2021-12-17 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120977962.8U Active CN215222275U (en) | 2021-05-08 | 2021-05-08 | Lid behind cell-phone that curved surface cell-phone was used |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215222275U (en) |
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2021
- 2021-05-08 CN CN202120977962.8U patent/CN215222275U/en active Active
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