CN208580286U - Shell, electronic equipment - Google Patents
Shell, electronic equipment Download PDFInfo
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- CN208580286U CN208580286U CN201820852135.4U CN201820852135U CN208580286U CN 208580286 U CN208580286 U CN 208580286U CN 201820852135 U CN201820852135 U CN 201820852135U CN 208580286 U CN208580286 U CN 208580286U
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Abstract
The utility model discloses shells, electronic equipment.The shell includes: first substrate；First transparency conducting layer, the first transparency conducting layer setting is on the first substrate；The side of first transparency conducting layer far from the first substrate is arranged in the electrochromic layer that electropolymerization is formed, the electrochromic layer；Side of the electrochromic layer far from first transparency conducting layer is arranged in electrolyte layer, the electrolyte layer；Side of the electrolyte layer far from the electrochromic layer is arranged in ion storage layer, the ion storage layer；Side of the ion storage layer far from the electrolyte layer is arranged in second conductive layer, second conductive layer；And the side of second conductive layer far from the ion storage layer is arranged in flexible substrate, the flexible substrate.By applying voltage to the first transparency conducting layer and the second conductive layer, which can have multiple color, and Coloring Time is short, at low cost.
Description
Technical field
The utility model relates to electronic equipment part preparation fields, and in particular, to shell, electronic equipment.
Background technique
Electrochromism refers to the optical properties (reflectivity, transmitance, absorptivity etc.) of material under the action of extra electric field
Color change there is a phenomenon where stablizing, reversible shows as the reversible change of color and transparency in appearance.With electroluminescent change
The material of color performance be electrochromic material, information, electronics, the energy, building and in terms of have extensive use
On the way.Current electrochomeric glass is usually glass substrate, transparency conducting layer, electrochromic layer, electrolyte layer, ion storage
Layer, transparency conducting layer, glass substrate structure.
However, shell, electronic equipment with electrochromic property still have much room for improvement at present.
Utility model content
The utility model is intended to solve at least some of the technical problems in related technologies.
The utility model is the following discovery based on inventor and completes:
The disadvantages of Coloring Time is long, discoloration is dull, at high cost currently, electrochomeric glass exists more, and be unsuitable for producing
The shell (for example, mobile phone battery cover) of electronic equipment.Inventor by further investigation and many experiments discovery, this mainly by
Caused by current electrochomeric glass is usually to be formed by inorganic electrochromic material and be made of layer glass substrate.Tool
Body, current electrochomeric glass is made by smearing translucent tin indium oxide or fluorine-doped tin oxide film to two sheet glass
It obtains electric conductivity, electrochromism tungsten oxide is then smeared on a sheet glass thereto again, then with a kind of glue-like electrolyte
Two sheet glass are bonded together, after accessing voltage, tungsten oxide coating color is deepened, and after off voltage, aoxidizes tungsten coating face
Discoloration is shallow, realizes electrochromic function.Wherein, tungstic acid is inorganic electrochromic material, the electrochromism glass constituted
Glass Coloring Time is slow, at least needs 1 minute to complete discoloration from voltage is applied, Coloring Time is too long, and photochromic color is dull.This
Outside, electrochomeric glass is made of layer glass substrate, and glass substrate thickness is blocked up, and layer glass substrate is transparent knot
Structure, can not cover in the component of electronic equipment internal in the state of non-discolouring, and plate transparency conducting layer on a glass substrate
Higher cost.To sum up, above-mentioned electrochomeric glass is unsuitable for producing the shell of electronic equipment.
In view of this, the utility model proposes a kind of shells in the one aspect of the utility model.The shell includes:
First substrate；First transparency conducting layer, the first transparency conducting layer setting is on the first substrate；The electricity that electropolymerization is formed
The side of first transparency conducting layer far from the first substrate is arranged in mutagens chromatograph, the electrochromic layer；Electrolyte
Side of the electrochromic layer far from first transparency conducting layer is arranged in layer, the electrolyte layer；Ion storage layer, institute
It states ion storage layer and side of the electrolyte layer far from the electrochromic layer is set；Second conductive layer, described second leads
Side of the ion storage layer far from the electrolyte layer is arranged in electric layer；And flexible substrate, the flexible substrate setting
In the side of second conductive layer far from the ion storage layer.The first transparency conducting layer and the second conductive layer are given as a result,
Apply voltage, which can have multiple color, and Coloring Time is short, at low cost.
In the another aspect of the utility model, the utility model proposes a kind of electronic equipment.It is according to the present utility model
Embodiment, the electronic equipment include mentioned-above shell, and the electronic equipment has all special of mentioned-above shell as a result,
Sign and advantage, details are not described herein.Generally speaking, which has various appearances, promotes user experience.
Detailed description of the invention
Fig. 1 shows the structural schematic diagram of the shell according to the utility model one embodiment；
Fig. 2 shows the structural schematic diagram of the shell according to the utility model another embodiment；
Fig. 3 shows the structural schematic diagram of the shell according to the utility model another embodiment；
Fig. 4 shows the structural schematic diagram of the shell according to the utility model another embodiment；
Fig. 5 shows the structural schematic diagram of the shell according to the utility model another embodiment；
Fig. 6 shows the structural schematic diagram of the shell according to the utility model another embodiment；And
Fig. 7 shows the flow diagram for preparing shell processes according to the utility model one embodiment.
Appended drawing reference:
100: first substrate；200: the first transparency conducting layers；300: electrochromic layer；400: electrolyte layer；500: ion
Storage layer；600: the second conductive layers；700: flexible substrate；800: connecting wire；900: insulating cement.
Specific embodiment
The embodiments of the present invention are described below in detail, examples of the embodiments are shown in the accompanying drawings, wherein from beginning
Same or similar element or element with the same or similar functions are indicated to same or similar label eventually.Below by ginseng
The embodiment for examining attached drawing description is exemplary, and is only used for explaining the utility model, and should not be understood as to the utility model
Limitation.
In the one aspect of the utility model, the utility model proposes a kind of shells.Implementation according to the present utility model
Example, with reference to Fig. 1, which includes: first substrate 100, the first transparency conducting layer 200, electrochromic layer 300, electrolyte layer
400, ion storage layer 500, the second conductive layer 600 and flexible substrate 700.Wherein, the setting of the first transparency conducting layer 200 is the
On one substrate 100, the first side of the transparency conducting layer 200 far from first substrate 100, electroluminescent change is arranged in electrochromic layer 300
Chromatograph 300 is formed by electropolymerization, and electrolyte layer 400 is arranged in electrochromic layer 300 far from the first transparency conducting layer 200
Side, side of the electrolyte layer 400 far from electrochromic layer 300 is arranged in ion storage layer 500, and the second conductive layer 600 is set
It sets in side of the ion storage layer 500 far from electrolyte layer 400, flexible substrate 700 is arranged in the second conductive layer 600 far from ion
The side of storage layer 500.By applying voltage to the first transparency conducting layer and the second conductive layer, which can have a variety of
Color, and Coloring Time is short, it is at low cost.
In order to make it easy to understand, being briefly described first below to according to the shell of the utility model embodiment:
As previously mentioned, current electrochomeric glass is all by smearing translucent tin indium oxide or fluorine doped to two sheet glass
SnO 2 thin film makes its obtain electric conductivity, then smears electrochromism tungsten oxide on a sheet glass thereto again, then with a kind of
Glue-like electrolyte bonds together two sheet glass, and after accessing voltage, tungsten oxide coating color is deepened, after off voltage,
Tungsten oxide coating color shoals, and realizes electrochromic function.Wherein, tungstic acid is inorganic electrochromic material, is constituted
Electrochomeric glass Coloring Time it is slow, at least need 1 minute to complete discoloration from voltage is applied, Coloring Time is too long, and becomes
Color color is dull.In addition, electrochomeric glass is made of layer glass substrate, glass substrate thickness is blocked up, and layer glass serves as a contrast
Bottom is transparent configuration, the component of electronic equipment internal can not be covered in the state of non-discolouring, and on a glass substrate
Plate the higher cost of transparency conducting layer.To sum up, above-mentioned electrochomeric glass is unsuitable for producing the shell of electronic equipment.
Embodiment according to the present utility model, on the one hand, the shell is made of the electrochromic layer that electropolymerization is formed, organic
The Coloring Time of electrochromic layer is short and various colors.Also, since electrochromic layer is formed by electropolymerization,
Can be easy by controlling the electroluminescent of formation to electrode shape, the i.e. shape of the first transparency conducting layer and the second conductive layer
The shape of photochromic layer so as to avoid additional edging process, and then simplifies production technology, reduces production cost.
On the other hand, substrate is substrate of glass and flexible substrates, and flexible substrates are substituted glass base in the prior art
The thickness of substrate can be thinned in bottom, so that the integral thickness of shell be thinned.And conductive layer is prepared with sputter on the glass substrate
It compares, prepares the more efficient of conductive layer on flexible substrates, cost is lower.Thus, it is possible to improve preparation efficiency, reduce at
This.And by being designed to flexible substrate or the second conductive layer, can make shell is nontransparent in no applied voltage
Shape is suitable for electronic equipment: specifically, flexible substrate is usually made of plastic material, can be easy by plastic material
It carries out the processing such as dyeing, realizes the masking to other electronic devices structures below shell, and for the dyeing cost of plastic material
It is more cheap, Color tunable and color abundant can be obtained.Also, the second conductive layer may be with certain metallic luster
Or the metal of color is formed, so as to further enrich the appearance of the shell with electrochromism function.
To sum up, which can reduce the cost of the electronic equipment using the shell, enrich the appearance effect of the electronic equipment
Fruit promotes user experience.
Below according to specific embodiment of the utility model, each structure of the shell is described in detail:
Embodiment according to the present utility model, first substrate 100 are transparent configuration, specifically can be glass or plastic cement.
The color that electrochromic layer generates as a result, can be showed through the first transparency conducting layer and first substrate.According to this reality
With novel embodiment, the plastic cement for forming first substrate 100 can be polyethylene terephthalate or polycarbonate, by
This, can be enhanced the toughness of shell, and shell is made to fall performance with resistance to.
Embodiment according to the present utility model, the first transparency conducting layer 200, which can be, to be formed by tin indium oxide (ITO),
The first transparency conducting layer can have good electric conductivity and higher transparency as a result,.Implementation according to the present utility model
Example, the thickness of the first transparency conducting layer 200 is arranged to enable the sheet resistance of the first transparency conducting layer 200 less than 50 Ω, for example, can be small
In 30 Ω.Thus, on the one hand, first transparency conducting layer has good conductive property, and sheet resistance is smaller can to reduce energy
Loss, and make Coloring Time control in shorter range；On the other hand, first transparency conducting layer is with higher transparent
The color of electrochromic layer generation can be preferably presented in degree；In another aspect, controlling the sheet resistance of the first transparency conducting layer upper
It states in range, electrochromic layer can be made to be easier to electropolymerization to the surface of the first transparency conducting layer.
Embodiment according to the present utility model, electrochromic layer 300 are formed by electropolymerization.Specifically, first will
Electrolyte solution containing organic electrochromic monomer is put into three-electrode cell, then to be provided with the first transparency conducting layer
200 the first substrate 100 is working electrode, with platinum or gold for auxiliary electrode, using silver-silver chloride or saturation calomel as reference electricity
Pole carries out electropolymerization followed by potentiostatic method or galvanostatic method, forms electrochromic layer 300.Reality according to the present utility model
Example is applied, organic electrochromic monomer is organic discoloration high molecular material suitable for electropolymerization method, for example, polythiophene class, gathers
Phenyl amines, polycarbazole class etc..The electrochromic layer is organic electrochromic layers, the color multiplicity presented, and Coloring Time is short,
1 second time only is needed to complete discoloration from voltage is applied, timeliness improves.Embodiment according to the present utility model, electrochromism
The thickness of layer 300 is not more than 200nm.Inventors have found that will lead to Coloring Time when the thickness of electrochromic layer is higher than above-mentioned value
It lengthens, influences electrochromic effect.The thickness of electrochromic layer is arranged in above range as a result, when can make discoloration
Between control in shorter range, improve timeliness.
Embodiment according to the present utility model, electrolyte layer 400 is made of colloidal material, specifically, electrolyte layer
400 are made of glue material, plasticizer, conductive ion and solvent.The electrolyte layer formed by colloidal material, with liquid electrolyte phase
Than having many advantages, such as that high stability, service life are long, the bad phenomenons such as bubbling or electrolyte leakage will not be generated, so as to improve
The service life of the shell.Embodiment according to the present utility model, the ion in electrolyte layer 400 can be with electrochromic layer
Doping or dedoping occur for the organic electrochromic material in 300, so that color change occurs for electrochromic layer 300.Tool
Body, when applying certain positive voltage to the first transparency conducting layer 200 and the second conductive layer 600, in electrochromic layer 300
Organic electrochromic material oxidation reaction occurs, lose electronics, the electron transfer lost in electrochromic layer 300 to first is thoroughly
In bright conductive layer 200, the anion in electrolyte layer 400 is moved in electrochromic layer 300, in electrochromic layer 300
Organic electrochromic material adulterates, while the cation in electrolyte layer 400 can move in ion storage layer 500, and
Electron transfer in second conductive layer 600 is into ion storage layer 500, so that color change occurs for electrochromic layer 300, simultaneously
So that whole system keeps charge balance.Embodiment according to the present utility model, when not applying voltage to shell, electrochromism
The color that layer 300 is presented is the color of itself extinction, after applying positive voltage to shell, having in electrochromic layer 300
The materials from oxidizing reaction of machine electrochromism, substance itself change, the spectrum change of absorption, so that another face be presented
Color.Embodiment according to the present utility model, when applying negative voltage to the shell after generation color change, electrochromic layer 300
In organic electrochromic material reduction reaction can occur, the ion and electronics of migration will be moved back in its original film layer, from
And become the original color of shell again.
The thickness of embodiment according to the present utility model, electrolyte layer 400 is thicker.Thus, it is possible to will by electrolyte layer
Electrochromic layer and ion storage layer separate, so that the negative ions of migration will not converge quickly, while can separate first
Electronics in transparency conducting layer and the second conductive layer guarantees the stability of electrochromic layer discoloration.It is according to the present utility model
Specific embodiment, the thickness of electrolyte layer 400 can be 50-300 μm.Thus, it is possible to further increase electrochromic layer discoloration
Stability.Within the above range by the thickness design of electrolyte layer 400, caused by electrolyte layer 400 being prevented excessively thin
Breakdown etc. is bad, and the electrochromism time is longer caused by electrolyte layer 400 can be prevented blocked up, shell integral thickness compared with
The bad problem such as thickness.
Embodiment according to the present utility model, the thickness of ion storage layer 500 can be Nano grade.Thus, it is possible to make
Color change occurs for electrochromic layer.Embodiment according to the present utility model, when the ion in ion storage layer 500 is presented centainly
Color when, the thickness of ion storage layer 500 is unsuitable blocked up: when the thickness of ion storage layer 500 is thicker, color is deeper,
When voltage is not added in shell the color of ion storage layer 500 will through electrolyte layer 400, electrochromic layer 300, first is transparent leads
Electric layer 200 and first substrate 100 influence the color changeable effect of shell so that a degree of color is presented in shell.As a result, from
The thickness of sub- storage layer can be rationally designed according to above-mentioned two condition, the specific thickness value about ion storage layer not by
Especially limitation, if can make electrochromic layer occur color change and entire shell when not applying voltage it is relatively transparent i.e. not
Influence the color changeable effect of shell.It is pure in ion storage layer 500 to contain admittedly for example, specific embodiment according to the present utility model
Measuring thickness can be 100-700nm.For example, when certain blue is presented in ion storage layer 500, in ion storage layer 500
Pure solid content thickness can be 200-300nm.Embodiment according to the present utility model, when ion storage layer 500 is pellucidity
When, in the case where not influencing electrochromism efficiency, the thickness of ion storage layer 500 can increase, at this time ion storage layer 500
Thickness can for 10 μm or be greater than 10 μm, as long as not influencing electrochromism efficiency.For example, being formed not by spin coating
The thickness of ion storage layer before drying can be 5 μm, it is dry after ion storage layer with a thickness of 1 μm.
Specific material about the second conductive layer is not particularly limited, as long as the second conductive layer has good conductive property
, those skilled in the art can be designed as the case may be.For example, embodiment according to the present utility model, second
Conductive layer 600 can be to be formed by transparent conductive material, specifically, can be tin indium oxide or nano silver.It leads when second
When electric layer is transparent conductive material formation, the second conductive layer can be designed as having lesser sheet resistance, to guarantee that it is good that it has
Electric conductivity, reduce the consumption of energy, the transparency of the second conductive layer can be not required at this time.It is according to the present utility model another
Some embodiments, the second conductive layer 600 can also be formed for opaque conductive material, specifically, can be the metals such as aluminium, copper
Material.When the second conductive layer is formed by metal material, one side metal material has good electric conductivity, another aspect metal
Material is opaque material, can block the component in electronic equipment when voltage is not added in shell as a result, guarantees electronic equipment
Appearance.
Embodiment according to the present utility model, flexible substrate 700 can be polyethylene terephthalate or poly- carbon
Acid esters.On the one hand, the thickness of flexible substrate is smaller, and the efficiency for plating the second conductive layer on flexible substrates is higher, and cost is relatively low, and
Flexible substrate can be used as coiled strip carry out plating the second conductive layer, when occur coating it is bad when, the cost of flexible substrate is than glass
The cost of substrate is low, further reduces the cost.Embodiment according to the present utility model, when the second conductive layer 600 is by electrically conducting transparent
When material formation, in the different grain effect of the ink of 700 surface printing different colours of flexible substrate or setting, to block electricity
Component in sub- equipment, and can further enrich the effect that shell is finally presented.
Embodiment according to the present utility model, with reference to Fig. 2-Fig. 6, which can also include insulating cement 900.As a result, may be used
To be packaged to shell, make shell that good appearance be presented in making alive.Embodiment according to the present utility model, absolutely
Edge glue 900 can be 3M glue.Position about insulating cement is not particularly limited, as long as realizing said effect, this field skill
Art personnel can be designed as the case may be.For example, embodiment according to the present utility model, with reference to Fig. 2-Fig. 5, insulating cement
900 can be set between first substrate 100 and flexible substrate 700, and be wound around electrochromic layer 300, electrolyte layer 400
And the periphery of ion storage layer 500, and electrochromic layer 300, electrolyte layer 400 and ion storage layer 500 are carried out close
Envelope.Other embodiments according to the present utility model, with reference to Fig. 6, insulating cement 900 is arranged in first substrate 100 and flexible liner
Between bottom 700, and be wound around the first transparency conducting layer 200, electrochromic layer 300, electrolyte layer 400, ion storage layer 500 with
And second conductive layer 600 periphery, and electrochromic layer 300, electrolyte layer 400, ion storage layer 500 are sealed.By
This, can seal and the electrochromic layer that insulate, and prevent interference of the external environment to it.
Embodiment according to the present utility model, with reference to Fig. 2-Fig. 6, which can also include: connecting wire 800, connection
Conducting wire 800 is connected with the first transparency conducting layer 200 and the second conductive layer 600.Thus, it is possible to saturating to first by control circuit
Bright conductive layer and the second conductive layer apply voltage, control electrochromic layer discoloration.About connecting wire specific material and
The connection type of itself and the first transparency conducting layer, the second conductive layer is not particularly limited, for example, implementation according to the present utility model
Example, connecting wire 800 and at least one of the first transparency conducting layer 200 and the second conductive layer 600, same layer are arranged with material.
Specifically, the connecting wire 800 being connected with the first transparency conducting layer 200 has and the first electrically conducting transparent with reference to Fig. 2 and Fig. 3
200 identical material of layer are formed with the first transparency conducting layer 200 using with a patterning processes；It is connected with the second conductive layer 600
Connecting wire 800 there is material identical with the second conductive layer 600, with the second conductive layer 600 using with a patterning processes
It is formed.Thus, it is possible to which connecting wire is made into the structure with the first transparency conducting layer or the second conductive layer one, simplify production
Technique.Embodiment according to the present utility model, when connection conduction 800 is formed with conductive layer using same patterning processes, insulating cement
900 are arranged between the first transparency conducting layer 200 and the second conductive layer 600, and seal electrochromic layer 300, electrolyte layer
400 and ion storage layer 500.The position of insulating cement 900 is not particularly limited, can with the first transparency conducting layer 200 and
Second conductive layer 600 is flush (with reference to Fig. 2), or is provided with the setting of insulating cement 900 of 800 side of connecting wire first thoroughly
Between bright conductive layer 200, the second conductive layer 600 and it is arranged between two connecting wires 800 and (refers to Fig. 3), it is close to enhance
Feng Xing.
Other embodiments according to the present utility model, with reference to Fig. 4 and Fig. 5, connecting wire 800 is copper adhesive tape, copper glue
Band extends to the side far from electrochromic layer 300, and copper adhesive tape is close to the edge of 300 side of electrochromic layer, with its company
There is overlapping region between the edge of the conductive layer (the first transparency conducting layer 200 and the second conductive layer 600) connect.As a result, may be used
To realize electrical conduction using copper adhesive tape.Embodiment according to the present utility model, when connection conduction 800 is copper adhesive tape, insulating cement 900
It is arranged between the first transparency conducting layer 200 and the second conductive layer 600, it is conductive with the first transparency conducting layer 200 and second
Layer 600 is flush, and seals electrochromic layer 300, electrolyte layer 400 and ion storage layer 500 (with reference to Fig. 4).Alternatively, root
According to other embodiments of the utility model, the insulating cement 900 for being provided with copper adhesive tape side is arranged in the first transparency conducting layer
200, between the second conductive layer 600 and (refer to Fig. 5) is set between two copper adhesive tapes, to enhance leakproofness.
Embodiment according to the present utility model, connecting wire 800 can also be plain conductor, with reference to Fig. 6, insulating cement 900
It is arranged between first substrate 100 and flexible substrate 700, is wound around the first transparency conducting layer 200, electrochromic layer 300, electricity
The periphery of matter layer 400, ion storage layer 500, the second conductive layer 600 is solved, plain conductor (connecting wire 800) passes through insulating cement
900 and extend to side of the insulating cement 900 far from electrochromic layer 300.Thus, it is possible to realize electrical conduction by plain conductor.
Further, it is also possible to using insulating cement 900, plain conductor and conductive layer (including the first transparency conducting layer 200 and are further increased
Two conductive layers 600) between it is affixed: for example, can be viscous on the electrically conductive by plain conductor using conducting resinl first, or pass through
The including but not limited to modes such as hot melt, welding realize the electrical connection between plain conductor and conductive layer.It then, can be by insulating cement
900 are arranged at the contact site between plain conductor and conductive layer, so as to prevent contact of the plain conductor with conductive layer
Short circuit occurs for site.Specific material about plain conductor is not particularly limited, as long as can be realized electrical conduction, this field
Technical staff can be designed as the case may be.For example, specific embodiment according to the present utility model, plain conductor can be with
For copper conductor.
In order to make it easy to understand, preparation is briefly described according to the method for the shell of the utility model embodiment below:
Embodiment according to the present utility model, with reference to Fig. 7, this method comprises:
S100: first substrate and flexible substrate are provided respectively
Embodiment according to the present utility model provides first substrate and flexible substrate in this step respectively.According to this
The embodiment of utility model, first substrate can be glass or plastic cement.The color that electrochromic layer generates as a result, can be through the
One substrate shows.Embodiment according to the present utility model, flexible substrate can for polyethylene terephthalate or
Polycarbonate.On the one hand, the thickness of flexible substrate is smaller, the integral thickness of shell can be thinned, and in flexibility in subsequent step
The efficiency that the second conductive layer is plated on substrate is higher, and cost is relatively low, and flexible substrate can be used as coiled strip and carry out the second conductive layer of plating,
When occur coating it is bad when, the cost of flexible substrate is lower than the cost of glass substrate, further reduces the cost.
S200: electrochromic layer is formed by electropolymerization
Embodiment according to the present utility model forms electrochromic layer by electropolymerization in this step.It is practical according to this
Novel embodiment forms the first transparency conducting layer before forming electrochromic layer on the first substrate first.First is transparent
Conductive layer can be tin indium oxide, and the first transparency conducting layer can have good electric conductivity and higher transparency as a result,.
Embodiment according to the present utility model, the first transparency conducting layer can be formed by way of sputter, be formed on the glass substrate
High temperature sputter is used when the first transparency conducting layer, temperature is higher than 400 DEG C, adopts when forming the first transparency conducting layer on plastic substrate
With low temperature sputter, temperature is lower than 100 DEG C.Thus, it is possible to form the first transparency conducting layer using simple technique.It is practical according to this
Novel specific embodiment, formed on plastic substrate using sputter the first transparency conducting layer temperature can for 60 DEG C, 70 DEG C,
80 DEG C or 90 DEG C.
About the sheet resistance of the first transparency conducting layer, before detailed description has been carried out, details are not described herein.For example, root
According to the embodiments of the present invention, the sheet resistance of the first transparency conducting layer is less than 50 Ω, for example, being smaller than 30 Ω.A side as a result,
Face, first transparency conducting layer have good conductive property, the smaller loss that can reduce energy of sheet resistance, and make Coloring Time
Control is in shorter range；On the other hand, the first transparency conducting layer transparency with higher, can preferably be presented electricity
The color that mutagens chromatograph generates；In another aspect, within the above range by the sheet resistance control of the first transparency conducting layer, can make electroluminescent
Photochromic layer is easier to electropolymerization to the surface of the first transparency conducting layer.
Embodiment according to the present utility model forms after the first transparency conducting layer on the first substrate, passes through electropolymerization
Electrochromic layer is formed far from the side of first substrate in the first transparency conducting layer.Specifically, Organic Electricity mutagens will be contained first
The electrolyte solution of chromophoric monomer is put into three-electrode cell, then to be provided with the first substrate of the first transparency conducting layer as work
Make electrode, with platinum or gold for auxiliary electrode, using silver-silver chloride or saturated calomel electrode as reference electrode, the first transparency conducting layer
With platinum or gold electrode face, and distance between the two is less than 3cm, carries out voltolisation followed by potentiostatic method or galvanostatic method
It closes, forms electrochromic layer.The electrochromic layer is organic electrochromic layers, the color multiplicity presented, and Coloring Time is short,
1 second time only is needed to complete discoloration from voltage is applied, timeliness improves.About the first transparency conducting layer and platinum or gold electrode it
Between distance specific value, can be adjusted according to actual electropolymerization effect.Embodiment according to the present utility model uses
When potentiostatic method carries out electropolymerization, polymerization voltage is no more than 2V.It, can be according to organic electroluminescence about the specific value of polymerization voltage
Photochromic monomer is designed accordingly, and polymerization time can be designed according to the polymerization voltage applied, with guarantee have compared with
Good polymerization effect.
The thickness of embodiment according to the present utility model, electrochromic layer is not more than 200nm.Inventors have found that electroluminescent change
When the thickness of chromatograph is higher than above-mentioned value, it will lead to Coloring Time lengthening, influence electrochromic effect.As a result, by electrochromism
The thickness of layer is arranged in above range, can make Coloring Time control in shorter range, improve timeliness.
S300: the second conductive layer, ion storage layer and electrolyte layer are set gradually on flexible substrates
Embodiment according to the present utility model sets gradually the second conductive layer, ion in this step on flexible substrates
Storage layer and electrolyte layer.Embodiment according to the present utility model, forms second by way of sputter on flexible substrates
The temperature of conductive layer, sputter is lower than 100 DEG C.Thus, it is possible to form the second conductive layer using simple technique.It is practical new according to this
The specific embodiment of type, formed on flexible substrates using sputter the second conductive layer temperature can for 60 DEG C, 70 DEG C, 80 DEG C or
90 DEG C of person.Detailed description has been carried out before material about the second conductive layer, details are not described herein.For example, according to this reality
With novel embodiment, the second conductive layer can be to be formed by transparent conductive material, specifically, can for tin indium oxide or
Nano silver.When the second conductive layer is transparent conductive material formation, the second conductive layer can be designed as having lesser sheet resistance, with
Guarantee that it, with good electric conductivity, reduces the consumption of energy, the transparency of the second conductive layer can be not required at this time.This
When, the ink of different grain effect or printing different colours can be set on flexible substrates, when voltage is not added in shell
The component in electronic equipment can be blocked, guarantees the appearance of electronic equipment.Other implementations according to the present utility model
Example, the second conductive layer can also be formed for opaque conductive material, specifically, can be the metal materials such as aluminium, copper.When second
When conductive layer is formed by metal material, one side metal material has good electric conductivity, and another aspect metal material is impermeable
Bright material can block the component in electronic equipment when voltage is not added in shell as a result, guarantee the appearance effect of electronic equipment
Fruit.
Embodiment according to the present utility model can pass through spin coating, showering, roller coating, blade coating, dip-coating, spraying or silk-screen
Ion storage layer is formed, specifically, it is separate that the ink of the polymer containing ion storage layer is coated uniformly on the second conductive layer
The side of flexible substrate, the thickness of the ion storage layer of formation can be Nano grade.Design about ion storage layer thickness
Detailed description has been carried out before principle, details are not described herein.For example, specific embodiment according to the present utility model, ion
Pure solid content thickness in storage layer can be 100-700nm.For example, when certain blue is presented in ion storage layer, ion
Pure solid content thickness in storage layer can be 200-300nm.Embodiment according to the present utility model, when ion storage layer is
When bright state, in the case where not influencing electrochromism efficiency, the thickness of ion storage layer can increase, at this time ion storage layer
Thickness can for 10 μm or be greater than 10 μm, as long as not influencing electrochromism efficiency.For example, being formed not by spin coating
The thickness of ion storage layer before drying can be 5 μm, it is dry after ion storage layer with a thickness of 1 μm.
Embodiment according to the present utility model, electrolyte layer can be coated uniformly on ion storage by way of silk-screen printing
Side of the layer far from the second conductive layer is deposited, it is then dry at 40-60 DEG C, to obtain electrolyte layer.According to the utility model
Specific embodiment, drying temperature can be 50 DEG C.The electrolyte layer formed by colloidal material, has compared with liquid electrolyte
The advantages that high stability, long service life, will not generate the bad phenomenons such as bubbling or electrolyte leakage, so as to further increase
The service life of the shell.Embodiment according to the present utility model, the thickness of electrolyte layer can be 50-300 μm.As a result, may be used
To prevent the negative ions fast convergence of migration, to further increase the stability of electrochromic layer discoloration.By electrolyte layer
Thickness design within the above range, breakdown etc. is bad caused by electrolyte layer can be prevented excessively thin, and can prevent electricity
The bad problems such as the electrochromism time is longer, shell integral thickness is thicker caused by solution matter layer is blocked up.
S400: the first substrate for being provided with electrochromic layer and the flexible substrate for being provided with electrolyte layer are sealed
Dress, electrolyte layer is in contact with electrochromic layer, to form shell
Embodiment according to the present utility model by the first substrate for being provided with electrochromic layer and is set in this step
The flexible substrate for being equipped with electrolyte layer is packaged, and electrolyte layer is in contact with electrochromic layer, to form shell.According to this
The embodiment of utility model, encapsulation process can with through the following steps that realize: in electrochromic layer, electrolyte layer, ion
The periphery setting insulating cement of storage layer, and first substrate and flexible substrate are arranged oppositely, it is connected by insulating cement.As a result, may be used
With the electrochromic layer that seals and insulate, interference of the external environment to it is prevented.
Type about insulating cement is not particularly limited, for example, embodiment according to the present utility model, insulating cement can be
The thickness of insulating tape, insulating tape is consistent with the sum of the thickness of electrochromic layer, electrolyte layer and ion storage layer.By
This, may be implemented the sealing to electrochromic layer, electrolyte layer and ion storage layer.Other realities according to the present utility model
Example is applied, insulating cement can also be set in the periphery of the first transparency conducting layer and the second conductive layer by mode for dispensing glue for glue
Insulating cement is set, realizes the sealing to electrochromic layer, electrolyte layer and ion storage layer.
Embodiment according to the present utility model can also be synchronized when forming the first transparency conducting layer and the second conductive layer
Connecting wire is formed, side of the connecting wire far from conductive layer is arranged in insulating cement.Embodiment according to the present utility model, it is electroluminescent
Photochromic layer is formed by electropolymerization, during forming electrochromic layer, can need shape in the first transparency conducting layer
At mask plate is arranged at the position of connecting wire, to prevent at the position that the first transparency conducting layer needs to be arranged connecting wire
Form electrochromic layer.Alternatively, through electropolymerization on the first transparency conducting layer (position including needing to be arranged connecting wire)
It is formed after electrochromic material, removal needs to be arranged the electrochromic material at connecting wire position, to form electroluminescent change
Chromatograph.
Specific embodiment according to the present utility model, connecting wire and the first transparency conducting layer and the second conductive layer are extremely
One of few, same layer is arranged with material: and the connecting wire that the first transparency conducting layer is connected is with identical as the first transparency conducting layer
Material, use with the first transparency conducting layer and formed with a patterning processes；The connecting wire being connected with the second conductive layer has
Material identical with the second conductive layer is used with the second conductive layer and is formed with a patterning processes.Thus, it is possible to by connecting wire
It is made into the structure with the first transparency conducting layer or the second conductive layer one, simplifies production technology.
Other embodiments according to the present utility model, the connecting wire of formation can also be copper adhesive tape, and copper adhesive tape is to remote
Side from electrochromic layer extends, and copper adhesive tape is close to the edge of electrochromic layer side, the conductive layer being connect with it (the
One transparency conducting layer and the second conductive layer) edge between have overlapping region.Thus, it is possible to realize fax using copper adhesive tape
It leads.
Embodiment according to the present utility model, when using with conductive layer with a patterning processes formation connecting wire, or
When making connecting wire using copper adhesive tape, insulating cement can be arranged between the first transparency conducting layer and the second conductive layer, or
The insulating cement for being provided with connecting wire side is arranged between the first transparency conducting layer, the second conductive layer person and two connect
Between conducting wire, to enhance leakproofness.
Other embodiments according to the present utility model, connecting wire can also be plain conductor, will be golden by insulating cement
Belong to conducting wire and conductive layer connects.Specifically, insulating cement is arranged between first substrate and flexible substrate, and winding
The first transparency conducting layer, electrochromic layer, electrolyte layer, ion storage layer, the second conductive layer periphery, plain conductor passes through
Insulating cement simultaneously extends to side of the insulating cement far from electrochromic layer.Thus, it is possible to realize electrical conduction by plain conductor.About
The specific material of plain conductor is not particularly limited, as long as can be realized electrical conduction, those skilled in the art can basis
Concrete condition is designed.For example, specific embodiment according to the present utility model, plain conductor can be copper conductor.
It should be strongly noted that the first transparency conducting layer and electrochromism can first be set gradually on the first substrate
Layer, then the second conductive layer, ion storage layer and electrolyte layer are set gradually on flexible substrates；It can also be first in flexible substrate
On set gradually the second conductive layer, ion storage layer and electrolyte layer, it is transparent then to set gradually first on the first substrate
Conductive layer and electrochromic layer.In other words, the sequence of the first substrate and flexible substrate with each layer structure is formed not
It is particularly limited, as long as before encapsulation, being respectively formed needs in two substrates (including first substrate and flexible substrate)
The structure of formation.
In the another aspect of the utility model, the utility model proposes a kind of electronic equipment.It is according to the present utility model
Embodiment, the electronic equipment include previously described shell, and the electronic equipment has all special of previously described shell as a result,
Sign and advantage, details are not described herein.Generally speaking, which has various appearances, promotes user experience.According to
Specific embodiment of the utility model, the electronic equipment include shell, display, and the mainboard and battery of setting in the housing
Etc. structures.Specifically, shell may include first substrate, the first transparency conducting layer, electrochromic layer, electrolyte layer, ion storage
Layer, the second conductive layer and flexible substrate.Voltage control circuit is for controlling between the first transparency conducting layer and the second conductive layer
Voltage so that electrochromic layer changes colour, different colors can be presented in electrochromic layer under different voltage, thus
Obtain the electronic equipment with appearance variable cover.
In the description of the present invention, term " longitudinal direction ", " transverse direction ", "upper", "lower", "front", "rear", "left", "right",
The orientation or positional relationship of the instructions such as "vertical", "horizontal", "top", "bottom" is to be based on the orientation or positional relationship shown in the drawings,
It is merely for convenience of description the utility model rather than requires the utility model that must be constructed and operated in a specific orientation, therefore
It should not be understood as limiting the present invention.
In the description of this specification, the description of reference term " one embodiment ", " another embodiment " etc. means to tie
The embodiment particular features, structures, materials, or characteristics described are closed to be contained at least one embodiment of the utility model.
In the present specification, the schematic representation of the above terms does not necessarily have to refer to the same embodiment or example.Moreover, description
Particular features, structures, materials, or characteristics may be combined in any suitable manner in any one or more of the embodiments or examples.
In addition, without conflicting with each other, those skilled in the art can by different embodiments described in this specification or
The feature of example and different embodiments or examples is combined.
Although the embodiments of the present invention have been shown and described above, it is to be understood that above-described embodiment is
Illustratively, it should not be understood as limiting the present invention, those skilled in the art are in the scope of the utility model
Inside it can make changes, modifications, alterations, and variations to the above described embodiments.
Claims (13)
1. a kind of shell characterized by comprising
First substrate；
First transparency conducting layer, first transparency conducting layer are arranged on the first substrate, first transparency conducting layer
It is to be formed by tin indium oxide, the thickness of first transparency conducting layer is arranged to enable the sheet resistance of first transparency conducting layer
Less than 50 Ω；
The electrochromic layer that electropolymerization is formed, the electrochromic layer are arranged in first transparency conducting layer far from described first
The side of substrate；
Side of the electrochromic layer far from first transparency conducting layer is arranged in electrolyte layer, the electrolyte layer；
Side of the electrolyte layer far from the electrochromic layer is arranged in ion storage layer, the ion storage layer；
Side of the ion storage layer far from the electrolyte layer is arranged in second conductive layer, second conductive layer；And
The side of second conductive layer far from the ion storage layer is arranged in flexible substrate, the flexible substrate.
2. shell according to claim 1, which is characterized in that the thickness of the electrochromic layer is not more than 200nm.
3. shell according to claim 1, which is characterized in that the first substrate is glass or plastic cement.
4. shell according to claim 1, which is characterized in that the flexible substrate be polyethylene terephthalate or
Person's polycarbonate.
5. shell according to claim 1, which is characterized in that the electrolyte layer with a thickness of 50-300 μm.
6. shell according to claim 1, which is characterized in that the electrolyte layer is made of colloidal material, described
Colloidal material is made of glue material, plasticizer, conductive ion and solvent.
7. shell according to claim 1, which is characterized in that further comprise:
Insulating cement, the insulating cement are arranged between the first substrate and the flexible substrate, are wound around the electroluminescent change
Chromatograph, the electrolyte layer, the ion storage layer periphery, and by the electrochromic layer, the electrolyte layer and institute
State ion storage layer sealing.
8. shell according to claim 7, which is characterized in that further comprise:
Connecting wire, the connecting wire are connected with first transparency conducting layer and second conductive layer.
9. shell according to claim 8, which is characterized in that the connecting wire and first transparency conducting layer and
At least one of described second conductive layer, same layer are arranged with material.
10. shell according to claim 8, which is characterized in that the connecting wire is copper adhesive tape, the side of the copper adhesive tape
Edge has overlapping region between the edge for the conductive layer being connect with it.
11. according to the described in any item shells of claim 9 or 10, which is characterized in that the insulating cement is arranged described first
Between transparency conducting layer and second conductive layer, and seal the electrochromic layer, the electrolyte layer and it is described from
Sub- storage layer.
12. shell according to claim 9, which is characterized in that the connecting wire is plain conductor, the plain conductor
It passes through the insulating cement and extends to side of the insulating cement far from the electrochromic layer.
13. a kind of electronic equipment, which is characterized in that including the described in any item shells of claim 1-12.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820852135.4U CN208580286U (en) | 2018-06-01 | 2018-06-01 | Shell, electronic equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820852135.4U CN208580286U (en) | 2018-06-01 | 2018-06-01 | Shell, electronic equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208580286U true CN208580286U (en) | 2019-03-05 |
Family
ID=65506800
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820852135.4U Expired - Fee Related CN208580286U (en) | 2018-06-01 | 2018-06-01 | Shell, electronic equipment |
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| Country | Link |
|---|---|
| CN (1) | CN208580286U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108549183A (en) * | 2018-06-01 | 2018-09-18 | Oppo广东移动通信有限公司 | Shell and preparation method, electronic equipment |
-
2018
- 2018-06-01 CN CN201820852135.4U patent/CN208580286U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108549183A (en) * | 2018-06-01 | 2018-09-18 | Oppo广东移动通信有限公司 | Shell and preparation method, electronic equipment |
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Granted publication date: 20190305 |