CN108638728A - The manufacturing method of electronic device and its shell and shell - Google Patents
The manufacturing method of electronic device and its shell and shell Download PDFInfo
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- CN108638728A CN108638728A CN201810327146.5A CN201810327146A CN108638728A CN 108638728 A CN108638728 A CN 108638728A CN 201810327146 A CN201810327146 A CN 201810327146A CN 108638728 A CN108638728 A CN 108638728A
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- layer
- binder course
- shell
- film layer
- optical film
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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
- B44C5/04—Ornamental plaques, e.g. decorative panels, decorative veneers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B44—DECORATIVE ARTS
- B44C—PRODUCING DECORATIVE EFFECTS; MOSAICS; TARSIA WORK; PAPERHANGING
- B44C3/00—Processes, not specifically provided for elsewhere, for producing ornamental structures
- B44C3/02—Superimposing layers
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B44—DECORATIVE ARTS
- B44F—SPECIAL DESIGNS OR PICTURES
- B44F9/00—Designs imitating natural patterns
Abstract
This application discloses the shell of electronic device, which includes plastic basis material, the first binder course being set on plastic basis material, the optical film layer being set on the first binder course, the colored paint layer being set on optical film layer, the second binder course being set on colored paint layer and the top coat layer being set on the second binder course；Wherein, first binder course, colored paint layer, the second binder course and top coat layer are light-permeable material, optical film layer includes at least one layer of metal oxide layer being formed in by sputtering or evaporation process on the first binder course, disclosed herein as well is a kind of manufacturing methods of shell and a kind of electronic device, by the above-mentioned means, the application can improve the crystalistic sense of shell and the design convenient for shell color.
Description
Technical field
The present invention relates to electronic device fields, more particularly to the manufacturer of a kind of electronic device and its shell and shell
Method.
Background technology
Currently, with the development of science and technology, the electronic devices such as smart mobile phone are increasingly at necessity for people's lives.
Shell is the necessary parts of electronic device, and metal is mainly used when the electronic devices such as smart mobile phone initially rise
The shell of material, but the heat conductivity of metal shell causes by force very much user can be stronger to the feeling of temperature when holding, and metal
The cost of shell is higher, therefore alternative metals shell becomes mainstream to plastic casing gradually.However plastic casing due to color oppressiveness,
Without permeability, gradation sense is poor, and color tunability is poor, how to improve permeability, the gradation sense of plastic casing,
Color tunability, and how to be paid close attention to as all big enterprises using the visual effect of simpler technique realization ceramics and glass
Focal issue.
Invention content
The embodiment of the present application use a technical solution be：A kind of shell of electronic device is provided, which includes modeling
Material base material, the optical film layer being set on the first binder course, is set to optical film at the first binder course being set on plastic basis material
Colored paint layer, the second binder course being set on colored paint layer on layer and the top coat layer being set on the second binder course；Wherein,
One binder course, colored paint layer, the second binder course and top coat layer are light-permeable material, and optical film layer includes by sputtering or steaming
Depositing process is formed at least one layer of metal oxide layer on the first binder course.
The embodiment of the present application use another technical solution be：A kind of manufacturing method of the shell of electronic device is provided,
The manufacturing method includes：The first binder course is formed on plastic basis material；Optical film layer is formed on the first binder course；In optical film
Colored paint layer is formed on layer；The second binder course is formed on colored paint layer；Top coat layer is formed on the second binder course；Wherein, the first knot
It is light-permeable material to close layer, colored paint layer, the second binder course and top coat layer, and optical film layer includes by sputtering or being deposited work
Skill is formed at least one layer of metal oxide layer on the first binder course.
The embodiment of the present application use another technical solution be：A kind of electronic device is provided, which includes dress
Main body and the shell for being protected to apparatus main body are set, the above-mentioned shell of the shell.
The embodiment of the present application by be arranged electronic device shell include plastic basis material, be set on plastic basis material first
Binder course, the colored paint layer being set on optical film layer, is set on colored paint layer the optical film layer being set on the first binder course
Second binder course and the top coat layer being set on the second binder course；Wherein, the first binder course, colored paint layer, the second binder course with
And top coat layer is light-permeable material, optical film layer includes being formed on the first binder course extremely by sputtering or evaporation process
Few one layer of metal oxide layer, the shell of the electronic device of the application can realize light color imitative ceramics and glass effects and
Realize dark imitative ceramic effect, and color tunability is strong, appearance is more fully apparent from.
Description of the drawings
Fig. 1 is the structural schematic diagram of the shell of the electronic device of the first embodiment of the application；
Fig. 2 is the structural schematic diagram of the shell of the electronic device of the second embodiment of the application；
Fig. 3 is the flow diagram of the manufacturing method of the shell of the electronic device of the first embodiment of the application；
Fig. 4 is the flow diagram of the manufacturing method of the shell of the electronic device of the second embodiment of the application.
Specific implementation mode
Below in conjunction with the attached drawing in the embodiment of the present application, technical solutions in the embodiments of the present application carries out clear, complete
Site preparation describes.It is understood that specific embodiment described herein is only used for explaining the application, rather than the limit to the application
It is fixed.It also should be noted that illustrating only for ease of description, in attached drawing and the relevant part of the application and not all knot
Structure.Based on the embodiment in the application, those of ordinary skill in the art are obtained without creative efforts
Every other embodiment, shall fall in the protection scope of this application.
Term " first ", " second " in the application etc. be for distinguishing different objects, rather than it is specific suitable for describing
Sequence.In addition, term " comprising " and " having " and their any deformations, it is intended that cover and non-exclusive include.Such as comprising
The step of process of series of steps or unit, method, system, product or equipment are not limited to list or unit, and
It further includes the steps that optionally not listing or unit to be, or further includes optionally for these processes, method, product or equipment
Intrinsic other steps or unit.
Referenced herein " embodiment " is it is meant that a particular feature, structure, or characteristic described can wrap in conjunction with the embodiments
It is contained at least one embodiment of the application.Each position in the description occur the phrase might not each mean it is identical
Embodiment, nor the independent or alternative embodiment with other embodiments mutual exclusion.Those skilled in the art explicitly and
Implicitly understand, embodiment described herein can be combined with other embodiments.
With the high development of the electronic devices such as smart mobile phone, tablet computer, wearable smart machine, these electronics dress
It sets and nearly reaches bottleneck, function increasingly diversification and sameization in performance.Current user is caused to be more prone to pursue
Appearance, sense of touch of electronic device etc., more stringent requirements are proposed for this shell to electronic device.
On the other hand, the control of electronic device production cost is also the constant theme of all big enterprises, for example, for many years,
The variation of shell of the electronic device from the shell of metal material to plastic material adequately reflects while pursuing quality,
The control of production cost is also essential.
Therefore, how the shell of plastics imitative ceramics and glass is realized using simple structure and technique, and can realize logical
Thoroughly, the index that stereovision is strong, color tunability is strong becomes all big enterprises' focus of attention problem.
It can be abided by it should be understood that the effect for how making imitative ceramics and imitative glass while realizing crystalistic sense is no rule
It follows, the effect reached is often unexpected, and it also requires considering the fastness of combination between layers and stinging
Color problem.
Present inventor's accidental discovery through a large number of experiments, using plastic basis material, the first binder course, optical film
Layer, colored paint layer, the second binder course, when stacking gradually structure of top coat layer, color is especially penetrating, and realizes true to nature
Imitative ceramics effect, have exceeded expected effect.
Further, the optical film layer of existing plating metal, no matter plated film thickness is partially blue, seriously affects light effect
Realization, the application optical film layer includes forming at least one layer of metal oxide layer by sputtering or vapor deposition, can be realized more
Add penetrating light effect light color；Especially, present inventor chances on, in the metal that plastic basis material, sputtering are formed
When oxide skin(coating), the collocation of colored paint layer, color is more penetrating, closer to the visual effect of ceramics, using plastic basis material, the first knot
Close layer, optical film layer, colored paint layer, the second binder course, top coat layer the structure stacked gradually when, effect is particularly evident, and layer with
Be not in sting color or in conjunction with unstable problem between layer.
The concrete structure and manufacturing method of the shell of the application electronic device, may refer to following description.
Referring to Fig. 1, Fig. 1 is the structural schematic diagram of the shell of the electronic device of the first embodiment of the application.In this reality
It applies in example, the shell of electronic device may include the plastic basis material 11 being cascading, the first binder course 12, optical film layer
13, colored paint layer 14, the second binder course 15 and top coat layer 16.
Optionally, plastic basis material 11 can be transparent material.Certainly, can also use can not light transmission for plastic basis material 11
Material.
Optionally, plastic basis material 11 can be PC materials (makrolon, Polycarbonate), and transparency can reach
90% or more.
In other embodiments, plastic basis material 11 can also be PMMA (Polymethyl Methacrylate, poly- methyl
Methyl acrylate) material, the characteristic with excellent optical characteristics and resistance to temperature change, the penetrability of white light is up to 92%.
Plastic basis material 11 can also be PET, as polyethylene terephthalate, be milky or light yellow highly crystalline
Polymer, smooth surface and it is glossy, transparency is up to 86%.Plastic basis material 11 can also be other plastics, not another herein
One enumerates.
First binder course 12 is formed on the surface of plastic basis material 11.The thickness of first binder course 12 can be that 20-25 is micro-
Rice.Optical film layer 13 can not be formed directly on plastic basis material 11, and the first binder course 12 functions as subsequent optical film layer
13 substrates formed so that can be closely linked by the first binder course 12 between optical film layer 13 and colored paint layer 14.
Optionally, the first binder course 12 can be the first UV dope layers 12.First binder course 12 is light-permeable material.
In the present embodiment, the mode of the first UV dope layers 12 formation can be：UV coating is sprayed on colored paint layer 14, is made
UV coating levelling on colored paint layer 14 is formed by curing the first UV dope layers 12 using ultraviolet light afterwards for a period of time.This mode is formed
The surfaces of the first UV dope layers 12 can generate smooth mirror effect, and there is certain hardness.It can be applied in the first UV
12 surface of the bed of material further applies the roughness that one layer of optical adhesive layer increases the surface of the first UV dope layers 12, or can be first
Certain density n,N-Dimethylformamide is adulterated in UV dope layers 12 so that 12 surface of the first UV dope layers has micropore, makes
It is closer to obtain the combination of optical film layer 13 subsequently formed on the first UV dope layers 12 that vapor deposition is formed, not will produce rainbow line.
In other embodiments, the specific generation type of the first UV dope layers 12 can also be：It is deposited on colored paint layer 14
Form the first UV dope layers 12.It is relatively low relative to spraying by the way that 12 surface flatness of the first UV dope layers formed is deposited so that
The combination of optical film layer 13 subsequently formed on the first UV dope layers 12 that vapor deposition is formed is closer, not will produce rainbow line.
Optical film layer 13 is formed in the first binder course 12 on the surface of plastic basis material 11.
Optical film layer 13 includes at least one layer of metal being formed in by sputtering or evaporation process on the first binder course 12
Oxide skin(coating), for example, hereafter described in the first titanium oxide layer, silicon oxide layer, the second titanium oxide layer, alundum (Al2O3)
Layer, monocrystalline titanium dioxide zirconium layer etc..
In the present embodiment, optical film layer 13 may include being cascading in the first binder course 12 backwards to plastic basis material
The hardness strengthening layer 133 of bifluoride magnesium layer 131, refracting film layer 132 and light-permeable on 11 surface.
Magnesium fluoride layer 131 can increase the transmission performance of shell, and by magnesium fluoride 131 be arranged optical film layer 13 most in
Layer can make magnesium fluoride layer 131 more stablize, and not will produce the substance being hazardous to the human body.
Refracting film layer 132 is used for being reflected by the light of refracting film layer 132.
Optionally, refracting film layer 132 may include being cascading in bifluoride magnesium layer 131 backwards to plastic basis material 11
The first titanium oxide layer 132a, silicon oxide layer 132b on surface and the second titanium oxide layer 132c.
It should be understood that the lamination order of refracting film layer 132 is not limited to above-mentioned mode, it can be by adjusting refracting film layer 132
The lamination order of middle titanium oxide, Si oxide realizes different refraction effects.For example, refracting film layer 132 can also include according to
The secondary silicon oxide layer being stacked, titanium oxide layer, silicon oxide layer.Furthermore it is also possible to by adjusting in refracting film layer 132
Each layer of film thickness realize different color effects.
Optionally, the first titanium oxide layer 132a can be titanium dioxide layer or titanium pentoxide layer, the second titanyl
Nitride layer 132c can be titanium dioxide layer or titanium pentoxide layer, and silicon oxide layer 132b can be silicon dioxide layer.
Optionally, hardness strengthening layer 133 can be alundum (Al2O3) layer or monocrystalline titanium dioxide zirconium layer.
Hardness strengthening layer 133 can play a protective role and can make to optical film layer 13 as the outermost layer of optical film layer 13
The hardness bigger of prepared shell finished product is obtained, buckle resistance is strong, and surface is not likely to produce cut.
Magnesium fluoride layer 131, the first titanium oxide layer 132a, silicon oxide layer 132b and the second titanium oxide layer 132c,
Hardness strengthening layer 133 is formed by sputtering or evaporation process.
Colored paint layer 14 is formed on optical film layer 13.Colored paint layer 14 is light-permeable material.
Optionally, colored paint layer 14 can be formed on optical film layer 13 by spraying process.Colored paint layer 14 can be it is black,
In vain, a variety of colors such as grey, red, blue.
In other embodiments, colored paint layer 14 can also be formed in by the way of vapor deposition on optical film layer 13.Turn with UV
The technique of printing ink is compared, and makes the formation process of colored paint layer 14 simpler by vapor deposition or spraying process, is conducive to improve
Production efficiency and saving production cost, are conducive to the industrialized manufacture of shell.
Colored paint layer 14 can be baking-type colored paint, i.e., consolidated by baking after colored paint is sprayed on plastic basis material 11
Change.
Optionally, the thickness of colored paint layer 14 can be 8-12 microns, be specifically as follows 10 microns, can with 8 microns or
12 microns.
Optionally, the material of colored paint layer 14 includes at least polymethyl methacrylate, the 35- of 40-45% weight percent
The different monooctyl ester of polymethylacrylic acid of 40% weight percent and the nano color paste of 5-10% weight percent.
If existing colored paint, which is formed directly on optical film layer 13, will appear the phenomenon that stinging color, the embodiment of the present application passes through
The color paint coating of configuration aforementioned proportion can avoid the erosion of 14 pairs of optical film layer 13 of colored paint layer, and in the embodiment of the present application of arranging in pairs or groups
The stepped construction of shell can realize the strong shell of crystalistic sense.
Second binder course 15 is formed in surface of the optical film layer 13 backwards to plastic basis material 11.Second binder course 15 will produce compared with
Strong adhesive force so that the top coat layer 16 being subsequently formed is firmly combined with by the second binder course 15 with optical film layer 13.
Optionally, the second binder course 15 can be PU dope layers 15.The thickness of second binder course 15 can be 5-10 microns.
For example, the thickness of the second binder course 15 can be with 8 microns, or 5 microns or 10 microns.
In the present embodiment, the generation type of PU dope layers 15 can be：The spraying polyurethane coating on optical film layer 13；
Make polyurethane coating levelling for a period of time；Baking makes PU coating dry to form PU dope layers 15.
In other embodiments, the mode that vapor deposition may be used forms PU dope layers 15 on colored paint layer 14.
Top coat layer 16 is formed in the second binder course 15 on the surface of plastic basis material 11.
Optionally, top coat layer 16 can be the 2nd UV dope layers 16.The thickness of top coat layer 16 can be 20-25 microns.
In the present embodiment, the generation type of top coat layer 16 can be：UV coating is sprayed on the second binder course 15；Make UV
Coating levelling is for a period of time；It is allowed to be formed by curing the 2nd UV dope layers using the UV coating on the second binder course of ultraviolet light 15
16。
Optionally, the flow time (for example, second duration) when forming the 2nd UV dope layers 16, which is more than, forms the first UV paintings
Flow time (for example, first duration) when the bed of material 12.As previously mentioned, if the excessively smooth final shell of the first UV dope layers 13
Body finished product will will appear rainbow line, by by the control of the flow times of the first UV dope layers 13 in relatively short duration, can be with
It avoids the first UV dope layers 13 excessively smooth, and then avoids the appearance of rainbow line.In particular, present inventor chances on,
When the first duration is less than the half of the second duration, hardly there is rainbow line in shell finished product.
In other embodiments, the mode that vapor deposition may be used forms the 2nd UV dope layers 16 on the second binder course 15.
The weight configuration proportion of coating used by 2nd UV dope layers 16 is：60-70 parts of UV coating；Diluent 30-40
Part；UV cures 3-10 parts of fluorine-containing propene acid compound.Diluent can be the mixture of butyl acetate, ethyl acetate, butanone.It is logical
Crossing the top coat layer 16 of the coating formation of said ratio can prevent fingerprint occur on shell finished product.
In the present embodiment, the first binder course 12, the second binder course 15 and top coat layer 16 are light-permeable material.
The present embodiment by be arranged shell include the plastic basis material 11 stacked gradually, the first binder course 12, optical film layer 13,
The effect of penetrating imitative ceramics and imitative glass may be implemented in colored paint layer 14, the second binder course 15 and top coat layer 16.It can pass through
Metal oxide layer (refracting film layer 132, the hardness that the colour match of different colored paint layers 14 is formed using sputtering and evaporation process
Strengthening layer 133), magnesium fluoride layer 131, realize abundant dark color or the effect of light color imitative glass and ceramics.
Especially in the present embodiment, when 14 color of colored paint layer is using light color, collocation refracting film layer 132, hardness are strengthened
Layer 133 realizes the effect of the imitative glass and ceramics of light color.
Optionally, in the present embodiment, the thickness of the first binder course 12 is more than or equal to the thickness of the second binder course 15
Twice.Present inventor chance on the first binder course 12 thickness be more than or equal to the second binder course 15 thickness
Twice when, in conjunction with above-mentioned shell stepped construction, can realize the extremely strong shell of crystalistic sense, be more nearly ceramics it is penetrating
Sense.
Referring to Fig. 2, Fig. 2 is the structural schematic diagram of the shell of the electronic device of the second embodiment of the application.
With the shell of the electronic device of the application first embodiment the difference is that, the optical film of the shell of the present embodiment
Layer 23 further comprises the light-permeable color emission layer 234 being stacked with refracting film layer 232.
Optionally, light-permeable color emission layer 234 is set between refracting film layer 232 and bifluoride magnesium layer 231.
It should be understood that lamination order between light-permeable color emission layer 234 and other layers of optical film layer 23 can be other, example
Such as, light-permeable color emission layer 234 can be set between refracting film layer 232 and hardness strengthening layer 242.
Optionally, light-permeable color emission layer 234 can be the oxide skin(coating) or indium tin oxide of the oxide skin(coating) of indium, tin
Layer.For example, the oxide skin(coating) of indium can be indium sesquioxide layer, the oxide skin(coating) of tin can be tin dioxide layer, the oxidation of indium tin
Nitride layer can be indium tin oxide layer.
It is worth noting that, present inventor chances on the above structure in conjunction with the application, in light-permeable color emission layer
Using the oxide skin(coating) of indium, the oxide skin(coating) of tin or the two stepped construction when, in conjunction with using dark 24 energy of colored paint layer
Enough reach especially penetrating and glossiness ceramic effect.
The present embodiment by the colour match of refracting film layer 232 and colored paint layer 24, further with the color emission layer of light-permeable
234 colour match can realize abundant color, and color tunability is strong, and color is more penetrating, with color with depth
Sense.
Referring to Fig. 3, Fig. 3 is the flow signal of the manufacturing method of the shell of the electronic device of the application first embodiment
Figure.
In the present embodiment, the manufacture of casing of electronic device may comprise steps of：
Step 101：Plastic basis material is provided.
The description as described in plastic basis material 11 specifically may refer to described above, and details are not described herein again.
Step 102：The first binder course is formed on plastic basis material by spraying process.
Wherein, the first binder course 12 is formed on plastic basis material 11 by spraying process and can specifically include following steps：
UV coating is sprayed on plastic basis material 11；It is the first duration to make the UV coating levellings on plastic basis material 11, flow time；Utilize purple
Outer light is irradiated to form the first UV dope layers 13.
Step 103：Formed on the first binder course by sputtering technology include at least one layer of metal oxide layer optics
Film layer.
Wherein, the specific stepped construction of optical film layer 13 or 23 may refer to described above, and details are not described herein again.Sputtering
Technique can be magnetron sputtering technique, for example, making metal react and sputter with oxygen metal targets sputtering under oxygen atmosphere
Metal oxide layer is formed to corresponding substrate surface.The metal oxide layer includes the titanyl in above-mentioned any one embodiment
Nitride layer, the oxide skin(coating) of indium, the oxide layer of tin, indium tin oxide layer, alundum (Al2O3) layer, monocrystalline titanium dioxide zirconium layer.Two for
The sputtering of silica is that silicon is passed through oxygen as target to carry out magnetron sputtering formation silicon dioxide layer, the shape of bifluoride magnesium layer
At being to carry out sputtering formation using bifluoride magnesium as target.
Step 104：Colored paint layer is formed on optical film layer by spraying process.
Wherein it is possible to first prepare the coating of colored paint layer 14, configuration proportion is：The poly- methyl-prop of 40-45% weight percent
E pioic acid methyl ester, the different monooctyl ester of polymethylacrylic acid of 35-40% weight percent and the nano color paste of 5-10% weight percent,
Then the coating of the colored paint layer is sprayed on optical film layer and is formed by curing colored paint layer 14.
Step 105：The second binder course is formed on colored paint layer by spraying process.
Wherein, following steps be can specifically include by forming the second binder course 15 on spraying process colored paint layer 14：In color
PU coating is sprayed on enamelled coating 14；Make PU coating levelling for a period of time；Baking makes PU coating dry to form PU dope layers 15.
Step 106：By spraying process top coat layer is formed on the second binder course.
Wherein, first according to the coating of weight proportion top coat layer, configuration proportion is：60-70 parts of UV coating；Diluent 30-40
Part；UV cures 3-10 parts of fluorine-containing propene acid compound.Diluent can be the mixture of butyl acetate, ethyl acetate, butanone.It is logical
It crosses spraying process and forms top coat layer 16 on the second binder course 15 and can specifically include following steps：It is sprayed on the second binder course 15
The coating of coating surface enamelled coating；It is the second duration to make the coating levelling of the top coat layer on the second binder course 15, flow time；Using ultraviolet
Light is irradiated to form the 2nd UV dope layers 16.Wherein, the first duration is less than the second duration.
In the present embodiment, the first binder course, the second binder course and top coat layer, each layer surface phase are formed by spraying process
To smooth so that shell finished product reflecting feel obtained is stronger, and process consistency is strong, needs equipment to be used few, simple for process.
The optical film layer that metal oxide stepped construction is formed by sputtering technology so that color is more penetrating after arranging in pairs or groups with colored paint layer.
Referring to Fig. 4, Fig. 4 is the flow signal of the manufacturing method of the shell of the electronic device of the application second embodiment
Figure.
In the present embodiment, the manufacturing method of the shell of electronic device may comprise steps of：
Step 201：Plastic basis material is provided.
The description as described in plastic basis material 11 specifically may refer to described above, and details are not described herein again.
Step 202：The first binder course is formed on plastic basis material by evaporation process.
Wherein, the forming process of the first binder course 12 is specifically as follows：UV coating is set to evaporate by evaporated device；Cooling makes
UV material solidifications form the first binder course 12 on plastic basis material 11.
Step 203：By evaporation process optical film layer is formed on the first binder course.
Wherein, the evaporation process of silicon dioxide layer can be：First with being deposited one in the corresponding base of vacuum evaporation equipment
Layer silica plated film, first can be evacuated to vacuum, to improve Ring by the furnace inner environment of vacuum evaporation equipment before this step
The purity in border；The Coating Materials of silica is placed on the electrode, is passed through oxygen, electrode is powered under hyperbaric environment and is warming up to vapour
Change temperature, silica is oxidized to after silica evaporation gasification, and condenses in corresponding substrate surface and form silica plating
Film.
The step of forming titanium dioxide layer, which is deposited, to be：The Coating Materials of titanium pentoxide is placed on electrode, and same
Sample is passed through oxygen, and electrode is powered under certain oxygen pressure environment and is warming up to vapourizing temperature, after titanium pentoxide evaporation gasification
It is oxidized by oxygen into titanium dioxide, and condenses in corresponding base and forms titanium dioxide layer.
It can be appreciated that similar vapor deposition mode may be used in other metal oxides.
Step 204：Colored paint layer is formed on optical film layer by evaporation process.
Wherein, colored paint layer material is made to evaporate first with evaporated device, then cooling makes colored paint layer material be solidificated in optical film
Colored paint layer 14 is formed on layer.
Step 205：The second binder course is formed on colored paint layer by evaporation process.
Wherein, the specific forming step of the second binder course 15 can be：PU coating is set to evaporate by evaporated device, cooling makes
PU material solidifications form the second binder course 15 on colored paint layer 14.
Step 206：By spraying process top coat layer is formed on the second binder course.
Wherein, the description of step 206 may refer to above, and similar with step 106, details are not described herein again.
In the present embodiment, form that each film layer can improve the continuity of technique and vapor deposition is not required to by way of vapor deposition
Flow time is wanted, production efficiency can be improved.
The electronic device of the embodiment of the present application may include shell and apparatus main body, and shell can protect apparatus main body
Shield is surrounded.Electronic device can be smart mobile phone, tablet computer, wearable smart machine etc..Shell is not limited to battery
Lid, front housing, rear shell, center etc..
The embodiment of the present application by be arranged electronic device shell include plastic basis material, be set on plastic basis material first
Binder course, the colored paint layer being set on optical film layer, is set on colored paint layer the optical film layer being set on the first binder course
Second binder course and the top coat layer being set on the second binder course；Wherein, the first binder course, colored paint layer, described second combine
Layer and the top coat layer are light-permeable material, and the optical film layer is described including being formed in by sputtering or evaporation process
At least one layer of metal oxide layer on first binder course, the shell of the electronic device of the application can realize the imitative ceramics of light color
And glass effects, and can realize dark imitative ceramic effect, and color tunability is strong, appearance is more fully apparent from.
It these are only presently filed embodiment, be not intended to limit the scope of the claims of the application, it is every to utilize the application
Equivalent structure or equivalent flow shift made by specification and accompanying drawing content is applied directly or indirectly in other relevant technologies
Field includes similarly in the scope of patent protection of the application.
Claims (13)
1. a kind of shell of electronic device, which is characterized in that the shell includes plastic basis material, is set on the plastic basis material
The first binder course, be set on first binder course optical film layer, be set on the optical film layer colored paint layer, set
The second binder course being placed on the colored paint layer and the top coat layer being set on second binder course；Wherein, described first
Binder course, the colored paint layer, second binder course and the top coat layer are light-permeable material, and the optical film layer includes
It is formed at least one layer of metal oxide layer on first binder course by sputtering or evaporation process.
2. shell according to claim 1, which is characterized in that the material of the colored paint layer includes at least 40-45% weight
The polymethyl methacrylate of percentage, the different monooctyl ester of polymethylacrylic acid of 35-40% weight percent and 5-10% weight
The nano color paste of percentage.
3. shell according to claim 1, which is characterized in that the optical film layer include at least refracting film layer, for pair
It is reflected by the light of the refracting film layer.
4. shell according to claim 3, which is characterized in that the refracting film layer includes the first titanyl being stacked
Nitride layer, silicon oxide layer and the second titanium oxide layer.
5. shell according to claim 1, which is characterized in that first binder course is the first UV dope layers, the face
Enamelled coating is the 2nd UV dope layers, and second binder course is PU dope layers.
6. shell according to claim 3, which is characterized in that the optical film layer further comprises and the refracting film layer
The bifluoride magnesium layer being stacked, the bifluoride magnesium layer are set between the refracting film layer and first binder course.
7. the shell according to claim 3 or 6, which is characterized in that the optical film layer further comprises and the refraction
The hardness strengthening layer for the light-permeable that film layer is stacked, the light-permeable hardness strengthening layer are set to the refracting film layer and described
Between second binder course.
8. shell according to claim 7, which is characterized in that the hardness strengthening layer is alundum (Al2O3) layer or monocrystalline
Titanium dioxide zirconium layer.
9. shell according to claim 1, which is characterized in that the thickness of the colored paint layer be 8-12 microns, described first
The thickness of binder course is 20-25 microns, and the thickness of second binder course is 5-10 microns, and the thickness of the top coat layer is 20-
25 microns.
10. shell according to claim 1, which is characterized in that the thickness of first binder course is more than or equal to institute
State the thickness of the second binder course twice.
11. shell according to claim 1, which is characterized in that the colored paint layer is formed by spraying or evaporation process
On the optical film layer.
12. a kind of manufacturing method of the shell of electronic device, which is characterized in that the manufacturing method includes：
The first binder course is formed on plastic basis material；
Optical film layer is formed on first binder course；
Colored paint layer is formed on the optical film layer；
The second binder course is formed on the colored paint layer；
Top coat layer is formed on second binder course；
Wherein, first binder course, the colored paint layer, second binder course and the top coat layer are light-permeable material
Matter, the optical film layer include at least one layer of metal oxygen being formed in by sputtering or evaporation process on first binder course
Compound layer.
13. a kind of electronic device, which is characterized in that the electronic device include apparatus main body and for described device main body into
The shell of row protection, the shell are the shell as described in claim 1-11 any one.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810327146.5A CN108638728B (en) | 2018-04-12 | 2018-04-12 | Electronic device, shell thereof and manufacturing method of shell |
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| CN201810327146.5A CN108638728B (en) | 2018-04-12 | 2018-04-12 | Electronic device, shell thereof and manufacturing method of shell |
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| CN108638728A true CN108638728A (en) | 2018-10-12 |
| CN108638728B CN108638728B (en) | 2020-12-04 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111615274A (en) * | 2019-02-22 | 2020-09-01 | 华为技术有限公司 | Shell, terminal equipment and manufacturing method of shell |
| CN112248350A (en) * | 2020-09-29 | 2021-01-22 | 维沃移动通信有限公司 | Middle frame processing method, middle frame and electronic equipment |
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| CN102111971A (en) * | 2009-12-29 | 2011-06-29 | 深圳富泰宏精密工业有限公司 | Electronic device shell |
| CN102605325A (en) * | 2011-01-22 | 2012-07-25 | 深圳富泰宏精密工业有限公司 | Housing of electronic device and preparation method thereof |
| CN103254715A (en) * | 2013-04-25 | 2013-08-21 | 深圳市美丽华油墨涂料有限公司 | Transparent acrylic acid intermediate-coating paint base stock and preparation method thereof |
| US20180084658A1 (en) * | 2016-09-22 | 2018-03-22 | Apple Inc. | Oxide coatings for metal surfaces |
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| CN102111971A (en) * | 2009-12-29 | 2011-06-29 | 深圳富泰宏精密工业有限公司 | Electronic device shell |
| CN102605325A (en) * | 2011-01-22 | 2012-07-25 | 深圳富泰宏精密工业有限公司 | Housing of electronic device and preparation method thereof |
| CN103254715A (en) * | 2013-04-25 | 2013-08-21 | 深圳市美丽华油墨涂料有限公司 | Transparent acrylic acid intermediate-coating paint base stock and preparation method thereof |
| US20180084658A1 (en) * | 2016-09-22 | 2018-03-22 | Apple Inc. | Oxide coatings for metal surfaces |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN111615274A (en) * | 2019-02-22 | 2020-09-01 | 华为技术有限公司 | Shell, terminal equipment and manufacturing method of shell |
| CN112248350A (en) * | 2020-09-29 | 2021-01-22 | 维沃移动通信有限公司 | Middle frame processing method, middle frame and electronic equipment |
Also Published As
| Publication number | Publication date |
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| CN108638728B (en) | 2020-12-04 |
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