CN110370761A - Decorative membrance and housing unit and electronic equipment - Google Patents
Decorative membrance and housing unit and electronic equipment Download PDFInfo
- Publication number
- CN110370761A CN110370761A CN201910667079.6A CN201910667079A CN110370761A CN 110370761 A CN110370761 A CN 110370761A CN 201910667079 A CN201910667079 A CN 201910667079A CN 110370761 A CN110370761 A CN 110370761A
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- Prior art keywords
- bearing bed
- layer
- color
- layers
- color layers
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/40—Layered products comprising a layer of synthetic resin comprising polyurethanes
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B44—DECORATIVE ARTS
- B44C—PRODUCING DECORATIVE EFFECTS; MOSAICS; TARSIA WORK; PAPERHANGING
- B44C5/00—Processes for producing special ornamental bodies
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K5/00—Casings, cabinets or drawers for electric apparatus
- H05K5/02—Details
- H05K5/0217—Mechanical details of casings
- H05K5/0243—Mechanical details of casings for decorative purposes
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Laminated Bodies (AREA)
Abstract
The present invention relates to a kind of decorative membrance and housing units and electronic equipment.The decorative membrance includes bearing bed and color layers, and the material of bearing bed is thermoplastic polyurethane elastomer, and color layers are arranged on a side surface of bearing bed, and color layers are to have coloured OC0 layers.Breakage problem when above-mentioned decorative membrance can effectively avoid diaphragm from being fitted in 3D structure.
Description
Technical field
The present invention relates to a kind of decorative membrance and housing units and electronic equipment.
Background technique
With the arriving in 5G epoch, since the electromagnetic shielding of conventional housings influences, more and more shells use transparent material
Matter (such as glass, organic polymer etc.).Wherein, Unibody (cover board-center integration) structure is as a kind of great potential
Favor of the 3D structure by more and more manufacturer terminals.However, the appearance of shell will have a direct impact on the competition of terminal device
Power and differentiation usually fit to decorative membrance in 3D structure to improve the appearance of transparent shell, however at present
Decorative membrance when fitting in 3D structure, the decorative layer of diaphragm is easy to be broken, and seriously affects production efficiency.
Summary of the invention
Based on this, it is necessary to the decoration for the breakage problem for providing one kind when can effectively avoid diaphragm from being fitted in 3D structure
Diaphragm.
In addition, also providing a kind of housing unit and electronic equipment.
A kind of decorative membrance, including bearing bed and color layers, the material of the bearing bed are thermoplastic polyurethane elastomer,
The color layers are arranged on a side surface of the bearing bed, and the color layers are to have coloured OC0 layers.
Through inventor the study found that since the decorative layer of current coloured PET decorative membrance is usually inorganic optical
Film, material are inorganic, metal oxide, for example, magnesium fluoride, titanium dioxide, zirconium oxide etc., are greater than 10% in stretcher strain amount
In the case where just will appear cracking phenomena substantially, and the ductility of PET and inorganic optical film is insufficient, PET decorative membrance and big
When the 3D structure fitting of angle bending, the stretcher strain amount of required carrying is 10%~30%, leads to current PET decorative membrance
The case where being broken when being bonded with the 3D structure of wide-angle bending it is easy to appear film layer, has seriously affected production efficiency.And
The material of the bearing bed of above-mentioned decorative membrance is thermoplastic polyurethane elastomer, and color layers are to have coloured OC0 layers, thermoplasticity
Polyurethane elastomer and OC0 layers all have preferable ductility, can protect when the 3D structure with wide-angle bending is bonded
Demonstrate,prove it is not broken, thus be effectively prevented from fitting during film layer fracture the problem of, therefore, above-mentioned decorative membrance can be well
3D structural ornament suitable for wide-angle bending uses, and is conducive to improve production efficiency.
A kind of housing unit, including shell and above-mentioned decorative membrance, the side far from the color layers of the bearing bed
It can be bonded with the surface of the shell.
Since the housing unit uses above-mentioned decorative membrance, so that housing unit production efficiency with higher.
A kind of electronic equipment, comprising:
Above-mentioned housing unit；
Display module is connect with the shell, and is enclosed jointly with the shell and be set as accommodating cavity；And
Circuit board is arranged in the accommodating cavity.
Due to the housing unit of above-mentioned electronic equipment production efficiency with higher so that the electronic equipment also have it is higher
Production efficiency.
Detailed description of the invention
Fig. 1 is the partial cutaway view of the decorative membrance of an embodiment；
Fig. 2 is a kind of partial cutaway view of color layers of the decorative membrance of an embodiment；
Fig. 3 is the partial cutaway view of the decorative membrance for not having adhesive layer and release film of another embodiment；
Fig. 4 is the partial cutaway view of the decorative membrance without reflecting layer of another embodiment；
Fig. 5 is the partial cutaway view of the decorative membrance without light shield layer of another embodiment；
Fig. 6 is the partial cutaway view of the decorative membrance for not having reflecting layer and light shield layer of another embodiment；
Fig. 7 is the part of the decorative membrance for not having adhesive layer, release film, reflecting layer and light shield layer of another embodiment
Sectional view；
Fig. 8 is the structural schematic diagram of the shell of the housing unit of an embodiment；
Fig. 9 is that the partial cutaway view of the housing unit of an embodiment (draws bearing bed, the color of decorative membrance in Fig. 9
Layer and adhesive layer, for that can be considered as other layers and be omitted there are also other layers of decorative membrance)；
Figure 10 is that the partial cutaway view of the housing unit of another embodiment (only draws the bearing bed of decorative membrance in Figure 10
And color layers, for that can be considered as other layers and be omitted there are also other layers of decorative membrance).
Specific embodiment
To facilitate the understanding of the present invention, a more comprehensive description of the invention is given in the following sections with reference to the relevant attached drawings.In attached drawing
Give preferred embodiment of the invention.But the invention can be realized in many different forms, however it is not limited to herein
Described embodiment.On the contrary, purpose of providing these embodiments is keeps the understanding to the disclosure more saturating
It is thorough comprehensive.
Unless otherwise defined, all technical and scientific terms used herein and belong to technical field of the invention
The normally understood meaning of technical staff is identical.Term as used herein in the specification of the present invention is intended merely to description tool
The purpose of the embodiment of body, it is not intended that in the limitation present invention.
As shown in Figure 1, the decorative membrance 100 of an embodiment, which can be used in being adhered to gadget to be installed
On, the decoration for decorating gadget to be installed, especially suitable for 3D structure.Wherein, gadget to be installed can be for example electronic equipment
Shell, wherein electronic equipment can be mobile phone, tablet computer etc., which can be adhered to the shell (material of shell
Matter is, for example, glass, organic matter transparent substrate etc.) surface on, to have the function that decorative shell, particularly, the decorative membrance
100 can be fitted on the shell of the 3D structure (such as Unibody structure) of wide-angle bending, and will not be broken.The dress
Adoring diaphragm 100 includes bearing bed 110, color layers 120, adhesive layer 130, reflecting layer 140 and light shield layer 150.
The material of bearing bed 110 is thermoplastic polyurethane elastomer (TPU).TPU has preferable ductility, not easily broken
It splits.
Specifically, bearing bed 110 with a thickness of 30 microns~75 microns.If the thickness of bearing bed 110 is blocked up will lead to it is whole
The toughness of a decorative membrance 100 is insufficient, and when fitting is easy the defects of the corner of 3D structure generates bubble, fold；If carrying
The thickness of layer 110 is excessively thin, and the rigidity that will lead to bearing bed 110 is insufficient, is unfavorable for silk-screen printing and forms color layers 120 etc..
Specifically, the shore hardness of bearing bed 110 is 70A~100A.If the shore hardness of bearing bed 110 is excessive, can lead
Cause entire 100 toughness of decorative membrance insufficient, fitting process is easy the defects of the corner of 3D structure generates bubble, fold；Shao
Family name's hardness is too low, and the rigidity that will lead to bearing bed 110 is insufficient, is unfavorable for the subsequent production on bearing bed 110 (such as screen printing
Brush) color layers 120 etc..
Color layers 120 are arranged on a side surface of bearing bed 110, and color layers 120 are to have coloured OC0 layers.OC0 is
A kind of transparent insulation photoresist.In one of the embodiments, color layers 120 by bearing bed 110 3D printing have color
OC0 obtain.Coloured OC0 can be obtained by adding pigment in OC0.Wherein, OC0 can be for example toray
OC0 glue.
As shown in Fig. 2, color layers 120 include the color cell layer 122 of multiple stackings in one of the embodiments, it is more
A color cell layer 122 is at least two different colors, on the stacking direction of multiple color cell layers 122, is located at two sides
Two color cell layers 122 in one with bearing bed 110 be laminated, thus realize color variation combination.Shown in Fig. 2
In embodiment, giving a kind of tool, there are two the example of the color layers 120 of the color cell layer 122 of different colours, two layers of colors
One in elementary layer 122 side surface far from another is towards bearing bed 110.It is appreciated that the structure of color layers 120 is not
It is limited to for structure shown in Fig. 2, for example, remaining as two kinds of colors, i.e. the color list of each color in multiple color cell layers 122
First layer 122 be it is multiple, the color cell layer 122 of two kinds of colors can be arranged alternately；Alternatively, multiple color cell layers 122
Color is three kinds, and the color cell layer 122 of three kinds of colors is arranged alternately etc.；Alternatively, the color of every layer of color cell layer 122
It can be a variety of or gradual change type.Alternatively, color layers 120 are also not necessarily limited to as above structure, in another embodiment,
In color layers 120 and the setting direction of bearing bed 110, i.e., on the stacking direction of each layer of decorative membrance 100, color layers 120
Uneven thickness, for example, the thickness of color layers 120 passes through and is gradually reduced, alternatively, being gradually increased from edge to centre
Or reduce, to realize the color gradient of color layers 120.Alternatively, color layers 120 or the single layer OC0 with uniform thickness
Layer.
Since addition pigment can reduce the adhesion strength of OC0, the risk that falls off of color layers 120 will increase, in order to reduce color
The risk that falls off of layer 120, further, the surface tension of a side surface of the close color layers 120 of bearing bed 110 are 38 dynes
More than.Wherein, surface tension herein is obtained by the way that this field is conventional up to the test of English pen.The close color of bearing bed 110
The surface tension of one side surface of layer 120 can be by being controlled when making bearing bed 110 by control parameter, or is passed through
Processing is modified to the surface of bearing bed 110 to obtain.
In one of the embodiments, color layers 120 with a thickness of 15 microns~75 microns.It is appreciated that color layers 120
Thickness can according to need and be adjusted.
The side of the separate color layers 120 of bearing bed 110 is arranged in adhesive layer 130.Adhesive layer 130 can be by decorative membrance
100 are bonded together with gadget to be installed (such as shell).Wherein, adhesive layer 130 is transparent, to avoid decorative membrance is influenced
100 decorative effect.Further, adhesive layer 130 is colourless, to avoid the color effects for influencing color layers 120.
The material of adhesive layer 130 is OCA glue, hot melt adhesive etc. in one of the embodiments,.Hot melt adhesive for example can be
EVA resin etc..It should be noted that the material of adhesive layer 130 is not limited to above-mentioned material, the material of adhesive layer 130 is can
It is adhesively fixed with gadget to be installed and the sticking substance of the lesser tool of corrosivity, wherein since OCA glue can directly glue
It is attached on gadget to be installed, without heating or action of ultraviolet light, operates more convenient.
In one of the embodiments, adhesive layer 130 with a thickness of 5 microns~20 microns, 130 energy of adhesive layer of the thickness
It is enough that more firmly decorative membrance 100 is adhered on gadget to be installed, and thinner thickness.It should be noted that adhesive layer 130
Thickness, which can according to need, to be set, as long as guaranteeing that decorative membrance 100 can be securely bonded on gadget to be installed.
Further, decorative membrance 100 further include be arranged in the separate bearing bed 110 of adhesive layer 130 side it is release
Film 160.Release film 160 can play the role of protecting adhesive layer 130, in use, directly removing release film 160.From
Type film 160 can be PET film piece etc..It is appreciated that release film 160 also can be omitted, it at this time can be raw by decorative membrance 100
It is adhered directly to after output on gadget to be installed.
The side of the separate bearing bed 110 of color layers 120 is arranged in reflecting layer 140.Work as face in one of the embodiments,
When color element layer 122 is multilayer, reflecting layer 140 is arranged in the separate bearing bed in two color cell layers 122 of two sides
On 110 color cell layer 122.In the illustrated embodiment, the separate of two color cell layers 122 is arranged in reflecting layer 140
On one side surface of the separate bearing bed 110 of the color cell layer 122 of bearing bed 110.Since color layers 120 are that tool is coloured
OC0 layers, the more traditional PVD optical layer for having color effects of OC0 layers of glossiness is low, and reflecting layer 140 can play reflection and increase
Bright effect, to increase the glossiness of color layers 120.
Wherein, the material in reflecting layer 140 is metal.Since the toughness of inorganic oxide layer is poor, it is disconnected to be easy to appear stretching
The problem of splitting just will appear cracking phenomena in the case where stretcher strain is greater than 10% substantially, and the material in above-mentioned reflecting layer 140
Tensile ductility for metal, metal is preferable, can be effectively prevented from cracking breakage problem.It is anti-in one of the embodiments,
Layer 140 is penetrated to obtain by PVD (physical vapour deposition (PVD)).
The material in reflecting layer 140 is indium or tin in one of the embodiments, and indium and tin hardly have shielding to electromagnetism
Effect, so that above-mentioned decorative membrance 100 can be used in decorating handset shell.It should be noted that if decorative membrance 100 is applied
In other communication fields, the material in reflecting layer 140 is not limited to indium and tin, as long as the metal that can play reflection blast is equal
It can.
In one of the embodiments, reflecting layer 140 with a thickness of 10 microns~50 microns.It is appreciated that reflecting layer 140
Thickness can be adjusted according to the variation of required glossiness.
The side of the separate color layers 120 in reflecting layer 140 is arranged in light shield layer 150, and light shield layer 150 can be used not only for preventing
Light penetrates, additionally it is possible to highlight the color effects of color layers 120, and light shield layer 150 can also play the work in protection reflecting layer 140
With.Light shield layer 150 and reflecting layer 140 collectively form functional layer.
Specifically, the material of light shield layer 150 is white ink or black ink.Black ink and white ink have preferable
Shaded effect.
In one of the embodiments, light shield layer 150 with a thickness of 5 microns~30 microns.It is appreciated that light shield layer 150
Thickness can be adjusted according to the variation of required glossiness.
Above-mentioned decorative membrance 100 at least has the advantage that
(1) through inventor the study found that since the decorative layer of current coloured PET decorative membrance is usually inorganic light
Film is learned, material is inorganic, metal oxide, for example, magnesium fluoride, titanium dioxide, zirconium oxide etc., are greater than in stretcher strain amount
It just will appear cracking phenomena in the case where 10% substantially, and the ductility of PET and inorganic optical film is insufficient, PET decorative membrance
When being bonded with the 3D structure of wide-angle bending, the stretcher strain amount of required carrying is 10%~30%, and current PET is caused to decorate
The case where being broken when diaphragm is bonded with the 3D structure of wide-angle bending it is easy to appear film layer has seriously affected production effect
Rate.And the material of the bearing bed 110 of above-mentioned decorative membrance 100 is thermoplastic polyurethane elastomer, color layers 120 are with color
OC0 layer, thermoplastic polyurethane elastomer and OC0 layers all have preferable ductility, with the 3D structure of wide-angle bending into
Row fitting when can guarantee it is not broken, thus be effectively prevented from fitting during film layer fracture the problem of, therefore, above-mentioned decoration
The 3D structural ornament that diaphragm 100 can be perfectly suitable for wide-angle bending uses, and is conducive to improve production efficiency.
(2) by setting reflecting layer 140, the material in reflecting layer 140 uses metal, and also there is metal preferable stretch to extend
Property, i.e. setting reflecting layer 140 can not only play the effect of reflection blast, promote the glossiness of color layers 120, additionally it is possible to very well
The 3D structure that ground is suitable for wide-angle bending, which is bonded, to be used.
(3) above-mentioned decorative membrance 100 passes through the parameter for rationally controlling each layer, so that above-mentioned decorative membrance 100 has preferably
Toughness, can effectively avoid above-mentioned decorative membrance 100 3D structure fitting when on the corner generate bubble, fold the defects of
Problem；Meanwhile the parameter by the way that bearing bed 110 is rationally arranged, not only make decorative membrance 100 that there is preferable toughness, but also
It can be realized the production and firm setting of color layers 120.
It should be noted that above-mentioned decorative membrance 100 is not limited to above structure, and in other embodiments, adhesive layer 130
Can be omitted, at this point, decorative membrance 100 is without release film 160, the structure of decorative membrance 100 at this time as shown in figure 3,
In use, reusing transparent binder (such as OCA glue) for the side of the separate color layers 120 of the bearing bed 110 of decorating film
It is bonded with gadget to be installed；Alternatively, at least one of reflecting layer 140 and light shield layer 150 also can be omitted, work as reflecting layer
When 140 omission, the side of the separate bearing bed 110 of color layers 120 is arranged in light shield layer 150, at this point, decorative membrance 100 does not have
Reflecting layer 140, functional layer are light shield layer 150 (structure of decorative membrance 100 at this time is as shown in Figure 4)；When light shield layer 150 omits
When, decorative membrance 100 does not have shaded effect, and reflecting layer 140 is functional layer (structure such as Fig. 5 institute of decorative membrance 100 at this time
Show)；When reflecting layer 140 and light shield layer 150 are omitted, decorative membrance 100 does not have reflecting layer 140 and light shield layer 150 (at this time
The structure of decorative membrance 100 is as shown in Figure 6).Alternatively, adhesive layer 130, release film 160, reflecting layer 140 and light shield layer 150 are simultaneously
It omits, at this point, the structure of decorative membrance 100 is as shown in Figure 7；Alternatively, adhesive layer 130 and release film 160 with reflecting layer 140 and
One in light shield layer 150 is omitted simultaneously.
Also referring to shown in Fig. 1~9, the housing unit of an embodiment, including shell 200 and any of the above-described kind of decoration
Diaphragm 100.The side of the separate color layers 120 of bearing bed 110 can be bonded with the surface of shell 200.For with adhesive layer
130 decorative membrance 100, the adhesive layer 130 being arranged on bearing bed 110 can be bonded with shell 200.When decorative membrance 100
When with release film 160, release film 160 is torn off, then adhesive layer 130 and shell 200 are bonded.
Decorative membrance 100 for not having adhesive layer 130 makes when fitting to decorative membrance 100 on shell 200
Side and the bonding of shell 200 with adhesive glue 300 by bearing bed 110 far from color layers 120 can (at this time as shown in Figure 10).
Shell 200 is transparent substrate in one of the embodiments,.Specifically, shell 200 is glass substrate or organic matter
Substrate.Wherein, glass substrate can be for higher-strength and the preferable glass of translucency, such as alumina silicate glass；It is organic
Object substrate is, for example, pet substrate or PC/PMMA composite plate ("/" expression stratiform) etc..Transparent substrate can be tabular, can also be with
For 3D structure.
In one of the embodiments, shell 200 be 3D transparent panel, shell 200 have concave surface 210 and with indent table
The opposite convex surface 220 in face 210.It the side of the separate color layers 120 of bearing bed 110 can be with the concave surface of shell 200
210 fittings.I.e. adhesive layer 130 is bonded with the concave surface 210 of shell 200.
Since the housing unit uses above-mentioned decorative membrance 100, so that housing unit production efficiency with higher.
The electronic equipment of one embodiment, including housing unit, display module and circuit board.Wherein, housing unit is upper
State housing unit.Display module is connect with shell 200, and is enclosed jointly with shell 200 and be set as accommodating cavity.Circuit board setting is accommodating
It is intracavitary.Due to the housing unit of above-mentioned electronic equipment production efficiency with higher, so that the electronic equipment is also with higher
Production efficiency.
It should be noted that above-mentioned decorative membrance 100 is not limited to use in the shell of decoration electronic equipment, it may also be used for other
The field etc. for needing pad pasting to decorate.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
The embodiments described above only express several embodiments of the present invention, and the description thereof is more specific and detailed, but simultaneously
It cannot therefore be construed as limiting the scope of the patent.It should be pointed out that coming for those of ordinary skill in the art
It says, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection of the invention
Range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (11)
1. a kind of decorative membrance, which is characterized in that including bearing bed and color layers, the material of the bearing bed is thermoplastic poly ammonia
Ester elastomer, the color layers are arranged on a side surface of the bearing bed, and the color layers are to have coloured OC0 layers.
2. decorative membrance according to claim 1, which is characterized in that the bearing bed it is micro- with a thickness of 30 microns~75
Rice；
And/or the hardness of the bearing bed is 70A~100A；
And/or the surface tension of the side surface close to the color layers of the bearing bed is 38 dynes or more.
3. decorative membrance according to claim 1, which is characterized in that in the setting side of the color layers and the bearing bed
Upwards, the uneven thickness of the color layers；
Alternatively, the color layers include the color cell layer of multiple stackings, multiple color cell layers are at least two kinds of differences
Color, on the stacking direction of multiple color cell layers, one in two color cell layers of two sides
With the carrying layer stackup.
4. decorative membrance according to claim 1, which is characterized in that further include the separate face that the bearing bed is arranged
The transparent adhesive layer of the side of chromatograph.
5. decorative membrance according to claim 4, which is characterized in that the material of the adhesive layer is OCA glue or hot melt adhesive.
6. described in any item decorative membrances according to claim 1~5, which is characterized in that further include being arranged in the color layers
Far from the bearing bed side functional layer, the functional layer be selected from least one of reflecting layer and light shield layer, it is described
The material in reflecting layer is metal.
7. decorative membrance according to claim 6, which is characterized in that the functional layer includes reflecting layer and light shield layer, institute
The side far from the bearing bed that the color layers are arranged in reflecting layer is stated, the remote of the reflecting layer is arranged in the light shield layer
Side from institute's color layers.
8. decorative membrance according to claim 6, which is characterized in that the material in the reflecting layer is indium or tin.
9. a kind of housing unit, which is characterized in that described including shell and decorative membrance according to any one of claims 1 to 8
The side far from the color layers of bearing bed can be bonded with the surface of the shell.
10. housing unit according to claim 9, which is characterized in that the shell is 3D transparent panel, and the shell has interior
The side far from the color layers of concave surface, the bearing bed can be bonded with the concave surface.
11. a kind of electronic equipment characterized by comprising
The described in any item housing units of claim 9~10；
Display module is connect with the shell, and is enclosed jointly with the shell and be set as accommodating cavity；And
Circuit board is arranged in the accommodating cavity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201910667079.6A CN110370761A (en) | 2019-07-23 | 2019-07-23 | Decorative membrance and housing unit and electronic equipment |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910667079.6A CN110370761A (en) | 2019-07-23 | 2019-07-23 | Decorative membrance and housing unit and electronic equipment |
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| CN110370761A true CN110370761A (en) | 2019-10-25 |
Family
ID=68255143
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| CN201910667079.6A Pending CN110370761A (en) | 2019-07-23 | 2019-07-23 | Decorative membrance and housing unit and electronic equipment |
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| CN114727521B (en) * | 2021-01-06 | 2023-11-28 | Oppo广东移动通信有限公司 | Shell assembly and electronic equipment |
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