CN110183988A - Protective film, the method for adhering film of terminal device and terminal device component - Google Patents
Protective film, the method for adhering film of terminal device and terminal device component Download PDFInfo
- Publication number
- CN110183988A CN110183988A CN201910464848.2A CN201910464848A CN110183988A CN 110183988 A CN110183988 A CN 110183988A CN 201910464848 A CN201910464848 A CN 201910464848A CN 110183988 A CN110183988 A CN 110183988A
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- China
- Prior art keywords
- layer
- protective film
- terminal device
- solidified
- setting
- Prior art date
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Classifications
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J7/00—Adhesives in the form of films or foils
- C09J7/20—Adhesives in the form of films or foils characterised by their carriers
- C09J7/29—Laminated material
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/02—Constructional features of telephone sets
- H04M1/0202—Portable telephone sets, e.g. cordless phones, mobile phones or bar type handsets
- H04M1/0279—Improving the user comfort or ergonomics
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2203/00—Applications of adhesives in processes or use of adhesives in the form of films or foils
- C09J2203/318—Applications of adhesives in processes or use of adhesives in the form of films or foils for the production of liquid crystal displays
-
- C—CHEMISTRY; METALLURGY
- C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
- C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
- C09J2301/00—Additional features of adhesives in the form of films or foils
- C09J2301/10—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet
- C09J2301/16—Additional features of adhesives in the form of films or foils characterized by the structural features of the adhesive tape or sheet by the structure of the carrier layer
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- Chemical & Material Sciences (AREA)
- Organic Chemistry (AREA)
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Telephone Set Structure (AREA)
- Laminated Bodies (AREA)
- Adhesive Tapes (AREA)
Abstract
The present invention discloses a kind of protective film, comprising: substrate layer；Adhesive layer, the adhesive layer are connected to the first surface of the substrate layer；Setting layer to be solidified, the setting layer to be solidified are connected to the second surface of the substrate layer；Anti-scratch layer, the anti-scratch layer be connected to the setting layer to be solidified on the surface of the substrate layer.Above scheme can solve the protective film of setting on the terminal device, and there are edges to be easy the phenomenon that tilting.Invention additionally discloses a kind of method for adhering film of terminal device and terminal device components.
Description
Technical field
The present invention relates to communication apparatus protection technology field more particularly to the method for adhering film of a kind of protective film, terminal device
And terminal device component.
Background technique
With the development of technology, more and more manufacturers release the terminal device for being configured with non-planar touch screen, are
The grasping feel of user is taken into account, more manufacturer uses the glass battery cover of 3D structure.Due to glass battery cover and touching
It touches screen and uses glass material, therefore terminal device to anti-scratch during routine use and explosion-proof has more urgent need
It asks.Thus manufacturer releases the terminal device for the included protective film that dispatches from the factory one after another.Certainly, it is not limited to the battery of glass material
Other positions even display screen of lid, the shell of terminal device is also required to the protection of protective film, and then achievees the purpose that anti-scratch.
The pasting protective film in nonplanar structure has that pad pasting is more difficult.Current manufacturer first will protection
Film preparation has the structure of similar radian at the outer surface to terminal device, and protective film is then attached to terminal device again
On outer surface, due to being influenced by more multifactor, such as protective film mold and terminal device housing mould between difference
Different, protective film can not keep identical radian with the outer surface of terminal device, and the edge of protective film is caused to be easier to stick up
Phenomenon is played, the edge of protective film, which occurs to tilt, to be not only easy into ash, and has an effect on the appearance property of terminal device.If tilting existing
Side as where occurring the display screen in terminal device, then be also possible to will affect the normal display of display screen.
Summary of the invention
The present invention discloses the method for adhering film and terminal device of a kind of protective film, terminal device, to solve to post protection at present
There are edges to be easy the phenomenon that tilting for the terminal device of film.
To solve the above-mentioned problems, the present invention adopts the following technical solutions:
A kind of protective film, comprising:
Substrate layer；
Adhesive layer, the adhesive layer are connected to the first surface of the substrate layer；
Setting layer to be solidified, the setting layer to be solidified are connected to the second surface of the substrate layer；
Anti-scratch layer, the anti-scratch layer be connected to the setting layer to be solidified on the surface of the substrate layer.
A kind of method for adhering film of terminal device, the method for adhering film include:
Protective film described above is pasted onto the outer surface of the terminal device；
Curing process is carried out to the setting layer to be solidified.
A kind of terminal device component, including terminal device and protective film, the protective film are pasted onto the terminal device
Outer surface, the protective film are protective film described above.
The technical solution adopted by the present invention can reach it is following the utility model has the advantages that
In protective film disclosed by the embodiments of the present invention, anti-scratch layer can be improved the surface hardness of protective film, and having prevents
The effect of scuffing, setting layer to be solidified can adjust the deformation of itself due to not solidifying to adjust entire protective film
Deformation, so that entire protective film is more adaptedly pasted onto the outer of terminal device according to the shape of the outer surface of terminal device
Side surface, the resolidification setting layer to be solidified after protective film is pasted on terminal device are final to realize that protective film is set in terminal
On standby outer surface adaptability assembly, due to protective film final molding occur protective film paste on the terminal device it
Afterwards, therefore warping stress can be preferably eliminated, finally can be avoided the tilting phenomenon that the edge of protective film occurs.
Detailed description of the invention
The drawings described herein are used to provide a further understanding of the present invention, constitutes a part of the invention, this hair
Bright illustrative embodiments and their description are used to explain the present invention, and are not constituted improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is the schematic cross-section of protective film disclosed by the embodiments of the present invention；
Fig. 2 is the paste process schematic diagram of protective film and shell；
Fig. 3 is the pressure maintaining operation chart after protective film and shell stickup；
Fig. 4 is to treat solidifying and setting layer to carry out cured schematic diagram.
Description of symbols:
100- protective film, 101- substrate layer, 102- adhesive layer, 103- setting layer to be solidified, 104- anti-scratch layer substrate,
105- anti-scratch layer, the ultraviolet optical confinement layer of 106- first, the ultraviolet optical confinement layer of 107- second, the first protective layer of 108-, 109-
Two protective layers,
200- battery cover,
300- profiling jig,
400-UV lamp box.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with the specific embodiment of the invention and
Technical solution of the present invention is clearly and completely described in corresponding attached drawing.Obviously, described embodiment is only the present invention one
Section Example, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not doing
Every other embodiment obtained under the premise of creative work out, shall fall within the protection scope of the present invention.
Below in conjunction with attached drawing, technical solution disclosed in each embodiment that the present invention will be described in detail.
Fig. 1-Fig. 4 is please referred to, the embodiment of the present invention discloses a kind of protective film 100, and disclosed protective film 100 is for pasting
On the outer surface of terminal device, to play the role of protecting terminal device.Disclosed protective film 100 includes substrate layer
101, adhesive layer 102, setting layer to be solidified 103 and anti-scratch layer 105.
Substrate layer 101 is the basis of protective film 100, and substrate layer 101 is adhesive layer 102, setting layer to be solidified 103 and anti-scratch
The setting for hurting layer 105 provides basis.Under normal conditions, protective film 100 is light-transmissive film, therefore substrate layer 101 can select light transmission
Material is made, such as substrate layer 101 is PET (polyethylene terephthalate, polyethylene terephthalate)
Layer, pet layer have the advantages that translucent effect is preferable.In view of terminal device is usually the mobile terminals such as mobile phone, tablet computer, one
In kind specific embodiment, the thickness of pet layer can be 80 μm.
Adhesive layer 102 is connected to the first surface of substrate layer 101, and setting layer 103 to be solidified is connected to the of substrate layer 101
Two surfaces, first surface and second surface are distributed opposite to each other.Adhesive layer 102 for realizing entire protective film 100 and terminal device it
Between be adhesively fixed.Adhesive layer 102 can be silica gel adhesive layer, and the embodiment of the present invention does not limit the specific material of adhesive layer 102.
The cementability of adhesive layer 102, the directly assemble ability between decision protective film 100 and terminal device.In preferred scheme, glue
The cohesive force for connecing layer 102 can be greater than 300gf/25mm.
Setting layer 103 to be solidified is that there are no cured soft layers, pastes the outside table of terminal device in protective film 100
Solidifying and setting layer 103 is treated again after on face to be solidified, and since setting layer 103 to be solidified is soft layer, can be adjusted
The shape of itself come so that entire protective film 100 deformation occurs, and then adapt to the shape of the outer surface of terminal device, treat solid
It can be realized being adapted between the outer surface shape of terminal device during change setting layer 103 is cured.Specifically, to solid
The thickness for changing setting layer 103 can be 30 μm -50 μm.Certainly, it should be noted that constitute protection disclosed by the embodiments of the present invention
Each layer of film 100 all have certain deformation can, and then could make setting layer 103 to be solidified deformation occurs and is entire to adjust
The shape of protective film 100 achievees the purpose that protective film 100 is adapted to the outer surface of terminal device.
Anti-scratch layer 105 be connected to anti-scratch layer substrate 104 on the surface of setting layer 103 to be solidified, anti-scratch
The hardness of layer 105 is higher, and anti-scratch layer 105 can play the role of improving the surface hardness of protective film 100.Anti-scratch layer 105
Surface hardness can be 3H-5H, in a kind of specific embodiment, the thickness of anti-scratch layer 105 can be 1 μm -10 μm.When
After protective film 100 is attached on the outer surface of terminal device, anti-scratch layer 105 is outermost protective layer, be can be avoided
Protective film 100 is scratched.
In protective film 100 disclosed by the embodiments of the present invention, anti-scratch layer 105 can be improved the surface hardness of protective film 100,
Have the function of preventing from scratching, it is whole to adjust can to adjust the deformation of itself due to not solidifying for setting layer 103 to be solidified
The deformation of a protective film 100, so that entire protective film 100 is more adaptedly glued according to the shape of the outer surface of terminal device
It is attached to the outer surface of terminal device, the resolidification setting layer 103 to be solidified after protective film 100 is pasted on terminal device,
The final adaptability assembly for realizing protective film 100 on the outer surface of terminal device, since the final molding of protective film 100 is sent out
Life can preferably eliminate warping stress after protective film 100 is pasted on the terminal device, finally can be avoided protection
The tilting phenomenon that the edge of film 100 occurs.
At the same time, 100 structure of protective film disclosed by the embodiments of the present invention is simple, and input cost is lower.Due to the present invention
Protective film 100 disclosed in embodiment can on pasting terminal device after be deformed again, therefore the protective film 100 can be with
For planar structure, for the protective film for needing to deform in advance before stickup at present, protection disclosed by the embodiments of the present invention
The preparation process of film 100 is relatively simple, and can be cut more flexiblely according to the shape of terminal device, therefore to end
The fault-tolerance of the outer surface of end equipment is preferable.
In the embodiment of the present invention, the type of setting layer 103 to be solidified can there are many, the material of setting layer 103 to be solidified
Difference, curing mode may be different.For example, setting layer 103 to be solidified can be made of thermosetting material, what is continued behind consolidates
During change, sizing can be realized by way of heating.
Certainly, setting layer 103 to be solidified can be by photo-curing material stroke.For another example setting layer 103 to be solidified can be
UV (radiation curing) setting layer, that is, setting layer 103 to be solidified is coated on substrate layer 101 by UV glue and is formed, in such cases,
In UV setting layer curing operation, can be realized by projecting ultraviolet light to protective film 100.The embodiment of the present invention does not limit to be solidified
The specific material of setting layer 103 does not limit the curing mode of setting layer 103 to be solidified yet.
Similarly, anti-scratch layer 105, which can be directly used, meets the material of hardness requirement and is made, can also be by can be cured
Material solidification forms.Specifically, anti-scratch layer 105 there can be thermosetting material to be made, can also be made of photo-curing material.
In preferred scheme, anti-scratch layer 105 can be UV hardened layer, during preparing protective film 100, Ke Yi
UV hardened layer is formed by ultraviolet light irradiation on setting layer 103 to be solidified.In the premise that setting layer 103 to be solidified is UV setting layer
Under, UV hardened layer is prepared directly on UV setting layer, will lead to UV setting layer premature cure, this brings moulding process biggish
Difficulty.Based on this, more preferably in scheme, protective film 100 disclosed by the embodiments of the present invention can also include anti-scratch layer base
Material 104, anti-scratch layer substrate 104 be arranged in setting layer 103 to be solidified on the surface of substrate layer 101, anti-scratch layer base
Material 104 provides setting basis for carrying anti-scratch layer 105, and then for anti-scratch layer 105.In such cases, operator can
UV hardened layer is formed in such a way that elder generation is on anti-scratch layer substrate 104 by ultraviolet light irradiation, the entirety for then forming the two
Be then transferred on UV setting layer, due to the carrying by anti-scratch layer substrate 104, it is more convenient solidify after UV hardened layer transfer and
Assembly.
Anti-scratch layer substrate 104 can also be made of PET material, in a kind of specific embodiment, anti-scratch layer base
The thickness of material 104 can be 10 μm -30 μm.It is usually light-transmissive film in view of protective film 100, anti-scratch layer 105 can also use it
The higher translucent material of its hardness is made, and the embodiment of the present invention does not limit the specific material of anti-scratch layer 105.
Under normal conditions, protective film 100 can be used as individual product and exist, and manufacturer can be first by protective film 100
It is prepared into product, is then pasted again on the outer surface of terminal device.It is UV setting layer in setting layer 103 to be solidified
Under the premise of, the ultraviolet light in natural environment irradiates and setting layer 103 to be solidified is caused to be cured in advance in order to prevent, excellent
In the scheme of choosing, the first ultraviolet optical confinement layer 106 has been can be set in the side away from substrate layer 101 of adhesive layer 102.Certainly,
The second ultraviolet optical confinement layer 107 has can be set in the side away from substrate layer 101 of anti-scratch layer 105.
The material of first ultraviolet optical confinement layer 106 and the second ultraviolet optical confinement layer 107 can there are many, as long as can be realized
To blocking for ultraviolet light.In preferred scheme, the first ultraviolet optical confinement layer 106 can be the first printing light shield layer, second
Ultraviolet optical confinement layer 107 can be the second printing light shield layer.Specifically, the first printing light shield layer and the second printing light shield layer
By by black out ink by printing in a manner of form.Certainly, the mistake pasted on the outer surface in protective film 100 to terminal device
Cheng Zhong needs to remove the first ultraviolet optical confinement layer 106 and the second ultraviolet optical confinement layer 107, and then realization is subsequent to be solidified fixed
The curing operation of type layer 103.
In order to facilitate the transport and protection of protective film 100, protective film 100 can also include the first protective layer 108 and second
Protective layer 109.It is excellent under the premise of protective film 100 includes the first ultraviolet optical confinement layer 106 and the second ultraviolet optical confinement layer 107
In the scheme of choosing, the first protective layer 108 and the first ultraviolet optical confinement layer 106 can be successively set on adhesive layer 102 away from base
On the surface of material layer 101, similarly, the second protective layer 109 and the second ultraviolet optical confinement layer 107 can be successively set on anti-scratch layer
105 on the surface of setting layer 103 to be solidified.In such cases, the first ultraviolet optical confinement layer 106 can be with the first guarantor
The subsequent dismounting of sheath 108 and realize dismounting, similarly, after the second ultraviolet optical confinement layer 107 can be with the second protective layer 109
Continue and remove and realize and remove, it is obvious that this can facilitate the progress of removal operation.
The type of first protective layer 108 and the second protective layer 109 can there are many, in a kind of specific embodiment,
One protective layer 108 can be the first release film, and the second protective layer 109 can be the second release film.Release film has adhesion
Characteristic facilitates removal.
Based on protective film 100 disclosed by the embodiments of the present invention, the embodiment of the present invention discloses a kind of pad pasting side of terminal device
Method, disclosed method for adhering film may include:
Step 1: protective film 100 described in foregoing embodiments to be pasted to the outer surface of terminal device.
Before this step carries out, protective film 100 first can be cut by suitable ruler according to the outer surface of terminal device
It is very little, then pasted again.It is of course also possible in the size for finally cutting protective film 100 after curing process after stickup.
Step 2: carrying out curing process to the setting layer to be solidified 103 in protective film 100.
In this step, before setting layer 103 to be solidified carries out curing process, the deformation of setting layer 103 to be solidified, so that protecting
Cuticula 100 is gradually shaped into the shape of the outer surface of adaptive terminal equipment, and then realizes and preferably attach with terminal device, this
The phenomenon that tilting stress can be eliminated in the process, therefore tilted there is no the edge of protective film 100.
In preferred scheme, under the premise of setting layer 103 to be solidified is UV setting layer, step 2 can be in UV lamp case
Implement in 400, as shown in Figure 4.
In order to which the outer surface that protective film 100 pastes terminal device is better achieved, more preferably in scheme, in step
It can also include: when protective film 100 and terminal device being placed on 300 pressure maintaining of profiling jig to preset between rapid one and step 2
Between, treated so as to improving subsequent cure attaches effect.In a kind of specific embodiment, preset time can be at least
It is 3 seconds.The embodiment of the present invention does not limit the specific time of pressure maintaining.
Based on the method for adhering film of protective film 100 and terminal device disclosed by the embodiments of the present invention, the embodiment of the present invention is disclosed
A kind of terminal device component, disclosed terminal device component include on terminal device and protective film 100, and protective film 100 is upper
Protective film described in literary embodiment, protective film 100 are pasted on the outer surface of terminal device.
As described above, protective film 100 is pasted on the outer surface of terminal device, specifically, protective film 100 can glue
It is attached on the portion outboard surface of terminal device, can also be pasted on whole outer surfaces of terminal device.Terminal device is logical
It often include shell and display screen, the outer surface of at least one of shell and display screen can be pasted with protective film 100.
Specifically, shell may include battery cover 200, the outer surface of battery cover 200 can be pasted with protective film 100,
Under normal conditions, the battery cover 200 of terminal device and display screen have biggish area, and are easier to the position being scratched,
Battery cover 200 and display screen can be individually for be protected using protective film 100.It, can during pad pasting under the premise of herein
With the whole progress pressure maintaining processing in profiling jig 300 for forming battery cover 200 or display screen and protective film 100, thus nothing
Entire terminal device need to be placed in profiling jig 300, so as to reduce the probability that crushing occurs for terminal device.
Terminal device disclosed by the embodiments of the present invention can be mobile phone, tablet computer, E-book reader, game machine, can
The terminal devices such as wearable device (such as smartwatch), the embodiment of the present invention do not limit the specific type of terminal device.
Emphasis describes the difference between each embodiment, difference between each embodiment in foregoing embodiments of the present invention
As long as optimization feature non-contradiction, can combine to form more preferably embodiment, it is contemplated that style of writing is succinct, then no longer superfluous at this
It states.
The above description is only an embodiment of the present invention, is not intended to restrict the invention.For those skilled in the art
For, the invention may be variously modified and varied.All any modifications made within the spirit and principles of the present invention are equal
Replacement, improvement etc., should be included within scope of the presently claimed invention.
Claims (10)
1. a kind of protective film characterized by comprising
Substrate layer；
Adhesive layer, the adhesive layer are connected to the first surface of the substrate layer；
Setting layer to be solidified, the setting layer to be solidified are connected to the second surface of the substrate layer；
Anti-scratch layer, the anti-scratch layer be connected to the setting layer to be solidified on the surface of the substrate layer.
2. protective film according to claim 1, which is characterized in that the setting layer to be solidified is UV setting layer, and/or,
The anti-scratch layer is UV hardened layer.
3. protective film according to claim 2, which is characterized in that the protective film further includes anti-scratch layer substrate, described
Anti-scratch layer substrate be arranged in the setting layer to be solidified on the surface of the substrate layer；The anti-scratch layer is set to
The anti-scratch layer substrate on the surface of the setting layer to be solidified.
4. protective film according to claim 2, which is characterized in that the side away from the substrate layer of the adhesive layer is set
It is equipped with the first ultraviolet optical confinement layer, and/or, the side away from the substrate layer of the anti-scratch layer is provided with the second ultraviolet light
Separation layer.
5. protective film according to claim 4, which is characterized in that the protective film further includes that the first protective layer and second protect
Sheath, first protective layer and the first ultraviolet optical confinement layer be successively set on the adhesive layer away from the substrate layer
Surface on, second protective layer and the second ultraviolet optical confinement layer be successively set on the anti-scratch layer away from described
On the surface of setting layer to be solidified.
6. protective film according to claim 1, which is characterized in that the protective film further includes the first protective layer and/or
Two protective layers, first protective layer be arranged in the adhesive layer on the surface of the substrate layer, it is described second protection
Layer be arranged in the anti-scratch layer on the surface of the setting layer to be solidified.
7. a kind of method for adhering film of terminal device, which is characterized in that the method for adhering film includes:
Protective film of any of claims 1-6 is pasted onto the outer surface of the terminal device；
Curing process is carried out to the setting layer to be solidified.
8. method for adhering film according to claim 7, which is characterized in that by the outside table of terminal device described in the protective film
After face, and before carrying out curing process to the setting layer to be solidified, further includes:
The entirety that the protective film and the terminal device are formed, is placed on pressure maintaining preset time in profiling jig, described pre-
If the time is at least 3 seconds.
9. a kind of terminal device component, which is characterized in that including terminal device and protective film, the protective film is pasted onto the end
The outer surface of end equipment, the protective film are protective film of any of claims 1-6.
10. terminal device component according to claim 9, which is characterized in that the terminal device includes shell and display
The outer surface of at least one of screen, the shell and the display screen is pasted with the protective film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910464848.2A CN110183988B (en) | 2019-05-30 | 2019-05-30 | Protective film, terminal equipment film pasting method and terminal equipment assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910464848.2A CN110183988B (en) | 2019-05-30 | 2019-05-30 | Protective film, terminal equipment film pasting method and terminal equipment assembly |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110183988A true CN110183988A (en) | 2019-08-30 |
| CN110183988B CN110183988B (en) | 2022-01-25 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910464848.2A Active CN110183988B (en) | 2019-05-30 | 2019-05-30 | Protective film, terminal equipment film pasting method and terminal equipment assembly |
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| Country | Link |
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| CN (1) | CN110183988B (en) |
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| CN114248427A (en) * | 2020-09-25 | 2022-03-29 | 北京小米移动软件有限公司 | Film attaching device and attaching method |
| CN114656890A (en) * | 2020-12-22 | 2022-06-24 | 北京小米移动软件有限公司 | Protective film, film pasting method and equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114248427A (en) * | 2020-09-25 | 2022-03-29 | 北京小米移动软件有限公司 | Film attaching device and attaching method |
| CN114656890A (en) * | 2020-12-22 | 2022-06-24 | 北京小米移动软件有限公司 | Protective film, film pasting method and equipment |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110183988B (en) | 2022-01-25 |
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