CN209702643U - Anti-fingerprint type curved surface protects pad pasting - Google Patents
Anti-fingerprint type curved surface protects pad pasting Download PDFInfo
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- CN209702643U CN209702643U CN201821647568.2U CN201821647568U CN209702643U CN 209702643 U CN209702643 U CN 209702643U CN 201821647568 U CN201821647568 U CN 201821647568U CN 209702643 U CN209702643 U CN 209702643U
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- layer
- film layer
- fingerprint
- pad pasting
- curved surface
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Abstract
It include PC/PMMA film layer and TPU membrane layer the utility model discloses a kind of anti-fingerprint type curved surface protection pad pasting; it is bonded between this PC/PMMA film layer and TPU membrane layer by OCA glue-line; the PC/PMMA film layer surface opposite with OCA glue-line is coated with anti-fingerprint hardened layer; one protective layer is covered on the anti-fingerprint hardening layer surface, and the TPU membrane layer is bonded by pressure-sensitive adhesive coating and a separating film layer；The pressure-sensitive adhesive coating is provided with the vent grooves of supplied gas discharge on the surface contacted with separating film layer, the separating film layer further comprises film layer and parting agent layer, and the parting agent layer is provided with the grid texture that gravure roll is coated in the surface of film layer opposite to each other；The utility model anti-fingerprint type curved surface protection pad pasting can be fitted closely with curve screens, and do not warp rebound, is provided simultaneously with scratch-resistant, the characteristic of anti-fingerprint.
Description
Technical field
The utility model relates to a kind of protective films more particularly to a kind of anti-fingerprint type curved surface to protect pad pasting.
Background technique
With the fast development of electronics industry, people have not only pursued the performance of electronic product, focus on toward contact personal
Sensory experience, camber display screen is exactly a kind of people's product of better sensory experience to be brought in development in science and technology.Curved surface is aobvious
Show that device is wider to the visual field of people, because can be realized slightly to the curved edge of user closer to user with center Screen position
Essentially identical ornamental angle, while Curved screen can allow people to experience more preferable viewing effect, improve in user's visual experience
Broad sense.
As the higher electronic product of price, people are when in use often in its display screen surface pasting protective film, with to the greatest extent
Amount avoids display screen from being scratched by the external world and influence visual effect.At present Curved screen pad pasting be also required to after thermocompression forming be in
It is now bonded the curve form of Curved screen, and existing protective film thermo-formability is poor, and rebound is easy after hot pressing, after being bonded Mobile phone screen
Corner is easy to produce to warp the problem of rebounding.Therefore, Curved screen can be fitted closely after how a kind of thermocompression forming is provided, is not risen
Rebound is stuck up, the protective film of scratch-resistant, anti-fingerprint property is provided simultaneously with, becomes the direction of those skilled in the art's effort.
Summary of the invention
The utility model aim is to provide a kind of anti-fingerprint type curved surface protection pad pasting, the protective film can and curve screens
It fits closely, do not warp rebound, is provided simultaneously with scratch-resistant, the characteristic of anti-fingerprint.
In order to achieve the above objectives, the technical solution adopted in the utility model is: a kind of anti-fingerprint type curved surface protection pad pasting, packet
PC/PMMA film layer and TPU membrane layer are included, is bonded between this PC/PMMA film layer and TPU membrane layer by OCA glue-line, the PC/PMMA
The film layer surface opposite with OCA glue-line is coated with anti-fingerprint hardened layer, and a protective layer is covered on the anti-fingerprint hardening layer surface,
The TPU membrane layer is bonded by pressure-sensitive adhesive coating and a separating film layer；
The pressure-sensitive adhesive coating the surface contacted with separating film layer be provided with supplied gas discharge vent grooves, it is described every
It further comprise film layer and parting agent layer from film layer, the parting agent layer is provided with intaglio plate in the surface of film layer opposite to each other
The grid texture that roller coating cloth obtains.
Further improved technical solution is as follows in above-mentioned technical proposal:
1. in above scheme, the anti-fingerprint hardened layer is the anti-fingerprint hardening of polysiloxane-based or poly- fluorosilicone class
Layer；The anti-fingerprint hardened layer with a thickness of 2 μm ~ 15 μm.
2. in above scheme, the face PMMA of the PC/PMMA film layer is contacted with anti-fingerprint hardened layer, the face PC and OCA glue-line
Contact；The PC/PMMA film layer with a thickness of 75 μm ~ 100 μm.
3. in above scheme, the pressure-sensitive adhesive coating with a thickness of 20 μm ~ 40 μm.
4. in above scheme, the separating film layer with a thickness of 25 μm ~ 100 μm.
5. in above scheme, the depth of the vent grooves and the thickness proportion of pressure-sensitive adhesive coating are 1:(1 ~ 5)；It is described
Vent grooves arrangement mode is array.
6. in above scheme, the film layer is any one in PET film, PP film or PE film.
Due to the application of the above technical scheme, the utility model has the advantage that compared with prior art
1. the utility model anti-fingerprint type curved surface protects pad pasting, using the PC/PMMA film of easy thermal finalization as thermal finalization
Layer, has taken into account requirement of the thermal finalization protective film to hardness and toughness, in conjunction with the preferable characteristic of TPU membrane sticking nature, has solved this
The problem of class product approval ability and flexibility, sticking nature can not get both, can fit closely with curve screens, not warp anti-
Bullet；
2. the utility model anti-fingerprint type curved surface protects pad pasting, surface has been coated with anti-fingerprint hardened layer, has had it resistance to
It scrapes, the characteristic of anti-fingerprint, film surface pencil hardness is up to 3H ~ 4H.
3. the utility model anti-fingerprint type curved surface protects pad pasting, pass through the table contacted in pressure-sensitive adhesive coating with separating film layer
The vent grooves that supplied gas is discharged are arranged in face, can effectively avoid when protective film is attached at screen surface and generate bubble, it is not necessary to carry out
Re-posted and the waste for causing protective film；In addition, parting agent layer surface is provided with the grid texture that gravure roll is coated with, subtract
The case where having lacked drawing glue, it is easier to remove, the addition of release reticulate pattern also acts the effect of exhaust heat dissipation, so that protection pad pasting exists
Phenomena such as warpage or residue glue are less prone under high temperature.
Detailed description of the invention
Attached drawing 1 is the utility model anti-fingerprint type curved surface protector membrane structure diagram；
Attached drawing 2 is the utility model separating film layer structural schematic diagram.
In the figures above: 1, protective layer；2, anti-fingerprint hardened layer；3, PC/PMMA film layer；4, OCA glue-line；5, TPU membrane layer；
6, pressure-sensitive adhesive coating；61, vent grooves；7, separating film layer；71, film layer；72, parting agent layer；73, grid texture.
Specific embodiment
The utility model is further described below with reference to embodiment:
Embodiment 1: a kind of anti-fingerprint type curved surface protection pad pasting, including PC/PMMA film layer 3 and TPU membrane layer 5, this PC/PMMA
It is bonded between film layer 3 and TPU membrane layer 5 by OCA glue-line 4, the PC/PMMA film layer 3 surface coating opposite with OCA glue-line 4
There is anti-fingerprint hardened layer 2, a protective layer 1 is covered on 2 surface of anti-fingerprint hardened layer, and the TPU membrane layer 5 is applied by pressure sensitive adhesive
Layer 6 and a separating film layer 7 bond；
The pressure-sensitive adhesive coating 6 is provided with the vent grooves 61 of supplied gas discharge, institute on the surface contacted with separating film layer 7
Stating separating film layer 7 further comprises film layer 71 and parting agent layer 72, and the parting agent layer 72 is opposite to each other in the surface of film layer 71
It is provided with the grid texture 73 that gravure roll is coated with；
The anti-fingerprint hardened layer 2 is polysiloxane-based anti-fingerprint hardened layer, with a thickness of 15 μm；The PC/PMMA film
Layer 3 with a thickness of 75 μm；The pressure-sensitive adhesive coating 6 with a thickness of 40 μm；The separating film layer 7 with a thickness of 50 μm；It is described logical
61 groove depth of gas groove is 9 μm；The film layer is PE film.
Embodiment 2: a kind of anti-fingerprint type curved surface protection pad pasting, including PC/PMMA film layer 3 and TPU membrane layer 5, this PC/PMMA
It is bonded between film layer 3 and TPU membrane layer 5 by OCA glue-line 4, the PC/PMMA film layer 3 surface coating opposite with OCA glue-line 4
There is anti-fingerprint hardened layer 2, a protective layer 1 is covered on 2 surface of anti-fingerprint hardened layer, and the TPU membrane layer 5 is applied by pressure sensitive adhesive
Layer 6 and a separating film layer 7 bond；
The pressure-sensitive adhesive coating 6 is provided with the vent grooves 61 of supplied gas discharge, institute on the surface contacted with separating film layer 7
Stating separating film layer 7 further comprises film layer 71 and parting agent layer 72, and the parting agent layer 72 is opposite to each other in the surface of film layer 71
It is provided with the grid texture 73 that gravure roll is coated with；
The anti-fingerprint hardened layer 2 is poly- fluorosilicone class fingerprint hardened layer, with a thickness of 5 μm；The PC/PMMA film layer
3 with a thickness of 100 μm；The pressure-sensitive adhesive coating 6 with a thickness of 20 μm；The separating film layer 7 with a thickness of 75 μm；The ventilation
61 groove depth of groove is 15 μm；The film layer is PP film.
When protecting pad pasting using anti-fingerprint type curved surface prepared in the above embodiments, it can be fitted closely with curve screens,
Do not warp rebound, is provided simultaneously with scratch-resistant, the characteristic of anti-fingerprint, surface pencil hardness is up to 3H ~ 4H；By in pressure-sensitive adhesive coating
The vent grooves that the surface setting supplied gas contacted with separating film layer is discharged, when can effectively avoid protective film and being attached at screen surface
Generate bubble, it is not necessary to carry out re-posted and cause the waste of protective film；In addition, parting agent layer surface is provided with gravure roll coating
Obtained grid texture reduces the case where drawing glue, it is easier to remove, the addition of release reticulate pattern also acts the effect of exhaust heat dissipation
Fruit, so that phenomena such as protection pad pasting is less prone to warpage or residue glue at high temperature.
The above embodiments merely illustrate the technical concept and features of the present invention, and its object is to allow person skilled in the art
Scholar cans understand the content of the present invention and implement it accordingly, and it is not intended to limit the scope of the present invention.It is all according to the present invention
Equivalent change or modification made by Spirit Essence, should be covered by the protection scope of the present invention.
Claims (7)
1. a kind of anti-fingerprint type curved surface protects pad pasting, it is characterised in that: including PC/PMMA film layer (3) and TPU membrane layer (5), this
It is bonded between PC/PMMA film layer (3) and TPU membrane layer (5) by OCA glue-line (4), the PC/PMMA film layer (3) and OCA glue-line
(4) opposite surface is coated with anti-fingerprint hardened layer (2), and a protective layer (1) is covered on anti-fingerprint hardened layer (2) surface,
The TPU membrane layer (5) is bonded by pressure-sensitive adhesive coating (6) and a separating film layer (7)；
The pressure-sensitive adhesive coating (6) is provided with the vent grooves (61) of supplied gas discharge on the surface contacted with separating film layer (7),
The separating film layer (7) further comprises film layer (71) and parting agent layer (72), and the parting agent layer (72) is opposite to each other in film
The surface of layer (71) is provided with the grid texture (73) that gravure roll is coated with.
2. anti-fingerprint type curved surface according to claim 1 protects pad pasting, it is characterised in that: the anti-fingerprint hardened layer (2)
For the anti-fingerprint hardened layer of polysiloxane-based or poly- fluorosilicone class；The anti-fingerprint hardened layer (2) with a thickness of 2 μm ~ 15 μm.
3. anti-fingerprint type curved surface according to claim 1 protects pad pasting, it is characterised in that: the PC/PMMA film layer (3)
The face PMMA is contacted with anti-fingerprint hardened layer (2), and the face PC is contacted with OCA glue-line (4)；The PC/PMMA film layer (3) with a thickness of 75
μm~100μm。
4. anti-fingerprint type curved surface according to claim 1 protects pad pasting, it is characterised in that: the pressure-sensitive adhesive coating (6)
With a thickness of 20 μm ~ 40 μm.
5. anti-fingerprint type curved surface according to claim 1 protects pad pasting, it is characterised in that: the thickness of the separating film layer (7)
Degree is 25 μm ~ 100 μm.
6. anti-fingerprint type curved surface according to claim 1 protects pad pasting, it is characterised in that: the depth of the vent grooves (61)
The thickness proportion of degree and pressure-sensitive adhesive coating (6) is 1:(1 ~ 5)；Vent grooves (61) arrangement mode is array.
7. anti-fingerprint type curved surface according to claim 1 protects pad pasting, it is characterised in that: the film layer (71) is PET
Any one in film, PP film or PE film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821647568.2U CN209702643U (en) | 2018-10-11 | 2018-10-11 | Anti-fingerprint type curved surface protects pad pasting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821647568.2U CN209702643U (en) | 2018-10-11 | 2018-10-11 | Anti-fingerprint type curved surface protects pad pasting |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209702643U true CN209702643U (en) | 2019-11-29 |
Family
ID=68635607
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821647568.2U Active CN209702643U (en) | 2018-10-11 | 2018-10-11 | Anti-fingerprint type curved surface protects pad pasting |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209702643U (en) |
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2018
- 2018-10-11 CN CN201821647568.2U patent/CN209702643U/en active Active
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