CN108681178A - A kind of electronic paper display panel and preparation method thereof, display device of electronic paper - Google Patents
A kind of electronic paper display panel and preparation method thereof, display device of electronic paper Download PDFInfo
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- CN108681178A CN108681178A CN201810717110.8A CN201810717110A CN108681178A CN 108681178 A CN108681178 A CN 108681178A CN 201810717110 A CN201810717110 A CN 201810717110A CN 108681178 A CN108681178 A CN 108681178A
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/165—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on translational movement of particles in a fluid under the influence of an applied field
- G02F1/166—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on translational movement of particles in a fluid under the influence of an applied field characterised by the electro-optical or magneto-optical effect
- G02F1/167—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on translational movement of particles in a fluid under the influence of an applied field characterised by the electro-optical or magneto-optical effect by electrophoresis
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1341—Filling or closing of cells
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/165—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on translational movement of particles in a fluid under the influence of an applied field
- G02F1/1675—Constructional details
- G02F2001/1678—Constructional details characterised by the composition or particle type
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- Crystallography & Structural Chemistry (AREA)
- Electrochromic Elements, Electrophoresis, Or Variable Reflection Or Absorption Elements (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
Abstract
The invention discloses a kind of electronic paper display panel and preparation method thereof, display device of electronic paper.The first substrate and second substrate that the electronic paper display panel includes multiple pixel units arranged in arrays, is oppositely arranged, and the first barrier layer on the first substrate, the first plasma-based injection channel and the second plasma-based injection channel are provided in first barrier layer；It is provided with plasma-based in first plasma-based injection channel and second plasma-based injection channel, the plasma-based in first plasma-based injection channel includes at least the colour developing particle of the first color, and the plasma-based in second plasma-based injection channel includes at least the colour developing particle of the second color；Wherein, first color and/or second color are colour.Technical solution provided in an embodiment of the present invention so that the display device of electronic paper with the electronic paper display panel can carry out colored display.
Description
Technical field
The present embodiments relate to Electronic Paper display technology more particularly to a kind of electronic paper display panel and its making sides
Method, display device of electronic paper.
Background technology
With the rapid development of electronic technology and the increasingly increasing of environmental protection pressure, people increasingly thirst for a kind of collection conventional paper
The medium with modern digital technology double dominant is opened, then electronic paper technology just comes into being and flourishes, electronics
Paper display panel is widely used in electronic reader (such as e-book, electronic newspaper) or other electronic devices.
Electronic paper display panel includes array substrate, the counter substrate opposite with array substrate and is located in the prior art
Electrocoating film between array substrate and counter substrate, wherein array substrate include pixel electrode layer, and counter substrate includes common electrical
Pole layer, can form electric field between pixel electrode layer and common electrode layer, in electrocoating film, multiple black and white grains with positive and negative electricity
Son is sealed in microcapsules, because of the difference of electric field between pixel electrode layer and common electrode layer, close to Electronic Paper display surface
The side of plate light-emitting surface generates different aggregations, and then shows the display effect of black or white.Due to only being deposited in electrocoating film
In the charged particle of two kinds of colors of black and white, cause display device of electronic paper that can only carry out white and black displays and coloured silk can not be carried out
Color is shown.
Invention content
A kind of electronic paper display panel of present invention offer and preparation method thereof, display device of electronic paper, to realize Electronic Paper
The colored display of display device.
In a first aspect, the present invention provides a kind of electronic paper display panel, the electronic paper display panel, which includes multiple, is in
The pixel unit of matrix arrangement, which is characterized in that further include the first substrate and second substrate being oppositely arranged, and positioned at described
The first barrier layer on first substrate, the first plasma-based injection channel is provided in first barrier layer and the injection of the second plasma-based is logical
Road；
First plasma-based injection channel and second plasma-based injection channel are pectination, and the first plasma-based injection is logical
Road includes the first comb handle portion and multiple first comb portions, and second plasma-based injection channel includes the second comb handle portion and multiple second
Comb portion；First comb portion and the second comb portion interleaved are arranged in first comb handle portion and second comb
Between shank；First comb handle portion and second comb handle portion extend in a first direction；First comb handle portion includes the
One plasma-based input terminal, second comb handle portion include the second plasma-based input terminal, the first plasma-based input terminal and second electricity
The first sealing barricade and the second sealing barricade is respectively set in slurry input terminal；
Upright projection of the pixel unit described in same row on the first substrate be located at same first comb portion or
Same second comb portion is in the upright projection on the first substrate；
Plasma-based, the first plasma-based note are provided in first plasma-based injection channel and second plasma-based injection channel
Enter the colour developing particle that the plasma-based in channel includes at least the first color, the plasma-based in second plasma-based injection channel
Including at least the colour developing particle of the second color；
Wherein, first color and/or second color are colour.
Second aspect, the present invention also provides a kind of display device of electronic paper, the display device of electronic paper includes above-mentioned
Electronic paper display panel described in first aspect.
The third aspect, the present invention also provides a kind of preparation methods of electronic paper display panel, are used to prepare above-mentioned first
The preparation method of electronic paper display panel described in aspect, the electronic paper display panel includes：
Form the first substrate；
The first barrier material layer is formed on the first substrate；
The graphical first barrier material layer, to form first plasma-based injection channel with the first plasma-based entrance
With second plasma-based injection channel with the second plasma-based entrance, the first plasma-based entrance is located at first plasma-based input
End, the second plasma-based entrance are located at the second plasma-based input terminal；
Form the second substrate；
Form plasma-based box；
Respectively the corresponding plasma-based is injected from the first plasma-based entrance and the second plasma-based entrance；
The first sealing barricade is formed in the first plasma-based input terminal, to seal the first plasma-based entrance；Institute
It states the second plasma-based input terminal and forms the second sealing barricade, to seal the second plasma-based entrance.
Electronic paper display panel provided in an embodiment of the present invention includes multiple pixel units arranged in arrays, is oppositely arranged
First substrate and second substrate, and the first barrier layer on first substrate is provided with the first electricity in the first barrier layer
Starch injection channel and the second plasma-based injection channel, the first plasma-based injection channel and the second plasma-based injection channel are pectination, and first
Plasma-based injection channel includes the first comb handle portion and multiple first comb portions, and the second plasma-based injection channel includes the second comb handle portion and more
A second comb portion, the upright projection of same row pixel unit on the first substrate are located at same first comb portion or same second
In the upright projection of comb portion on the first substrate, electricity is provided in the first plasma-based injection channel and the second plasma-based injection channel
It starches, the plasma-based in the first plasma-based injection channel includes at least the colour developing particle of the first color, the electricity in the second plasma-based injection channel
Colour developing particle of the slurry including at least the second color, wherein first color and/or second color are colour.By setting
Set the electronic paper display panel with above structure so that pixel unit corresponding with the first plasma-based injection channel can at least be shown
Show the first color, the second color can be at least shown with the second plasma-based injection channel, so that having the Electronic Paper display surface
The display device of electronic paper of plate can carry out colored display.
Description of the drawings
By reading a detailed description of non-restrictive embodiments in the light of the attached drawings below, of the invention other
Feature, objects and advantages will become more apparent upon：
Fig. 1 is a kind of overlooking structure diagram of electronic paper display panel provided in an embodiment of the present invention；
Fig. 2 is the cross-sectional view of the dotted line AB along Fig. 1；
Fig. 3 is the overlooking structure diagram of another electronic paper display panel provided in an embodiment of the present invention；
Fig. 4 is the overlooking structure diagram of another electronic paper display panel provided in an embodiment of the present invention；
Fig. 5 is the cross-sectional view of the dotted line CD along Fig. 4；
Fig. 6 is the overlooking structure diagram of the second barrier layer in Fig. 5；
Fig. 7 is another cross-sectional view of the dotted line CD along Fig. 4；
Fig. 8 is another overlooking structure diagram of the second barrier layer in Fig. 5；
Fig. 9 is a kind of structural schematic diagram of plasma-based particle provided in an embodiment of the present invention；
Figure 10 is a kind of cross-sectional view of electronic paper display panel provided in an embodiment of the present invention；
Figure 11 is the cross-sectional view of the dotted line EF along Fig. 4；
Figure 12 is a kind of structural schematic diagram of display device of electronic paper provided in an embodiment of the present invention；
Figure 13 is a kind of flow diagram of the preparation method of electronic paper display panel provided in an embodiment of the present invention.
Specific implementation mode
It is of the invention to reach the technological means and effect that predetermined goal of the invention is taken further to illustrate, below in conjunction with
Attached drawing and preferred embodiment, specific implementation mode, knot to a kind of display panel for proposing according to the present invention and preparation method thereof
Structure, feature and its effect are described in detail as after.
An embodiment of the present invention provides a kind of electronic paper display panel, electronic paper display panel includes multiple arranged in arrays
Pixel unit, which is characterized in that further include the first substrate and second substrate being oppositely arranged, and on first substrate
First barrier layer is provided with the first plasma-based injection channel and the second plasma-based injection channel in the first barrier layer；
First plasma-based injection channel and the second plasma-based injection channel are pectination, and the first plasma-based injection channel includes the first comb
Shank and multiple first comb portions, the second plasma-based injection channel include the second comb handle portion and multiple second comb portions；First broach
Portion and the second comb portion interleaved are arranged between the first comb handle portion and the second comb handle portion；First comb handle portion and the second comb handle portion
Extend in a first direction；First comb handle portion includes the first plasma-based input terminal, and the second comb handle portion includes the second plasma-based input terminal, the
The first sealing barricade and the second sealing barricade is respectively set in one plasma-based input terminal and the second plasma-based input terminal；
The upright projection of same row pixel unit on the first substrate is located at same first comb portion or same second broach
In the upright projection of portion on the first substrate；
Plasma-based, the electricity in the first plasma-based injection channel are provided in first plasma-based injection channel and the second plasma-based injection channel
Slurry includes at least the colour developing particle of the first color, and the plasma-based in the second plasma-based injection channel includes at least the colour developing grain of the second color
Son；
Wherein, the first color and/or the second color are colour.It should be noted that colour refers in addition to white and black
Except color, typically refer to red, blue, green, yellow, cyan etc..
Electronic paper display panel provided in an embodiment of the present invention includes multiple pixel units arranged in arrays, is oppositely arranged
First substrate and second substrate, and the first barrier layer on first substrate is provided with the first electricity in the first barrier layer
Starch injection channel and the second plasma-based injection channel, the first plasma-based injection channel and the second plasma-based injection channel are pectination, and first
Plasma-based injection channel includes the first comb handle portion and multiple first comb portions, and the second plasma-based injection channel includes the second comb handle portion and more
A second comb portion, the upright projection of same row pixel unit on the first substrate are located at same first comb portion or same second
In the upright projection of comb portion on the first substrate, electricity is provided in the first plasma-based injection channel and the second plasma-based injection channel
It starches, the plasma-based in the first plasma-based injection channel includes at least the colour developing particle of the first color, the electricity in the second plasma-based injection channel
Colour developing particle of the slurry including at least the second color, wherein the first color and/or the second color are colour.Have by setting upper
State the electronic paper display panel of structure so that pixel unit corresponding with the first plasma-based injection channel can at least show the first color
Coloured silk can at least show the second color with the second plasma-based injection channel, so that the electronics with the electronic paper display panel
Paper display device can carry out colored display.
It is the core concept of the application above, following will be combined with the drawings in the embodiments of the present invention, to the embodiment of the present invention
In technical solution be clearly and completely described, it is clear that described embodiments are only a part of the embodiments of the present invention,
Instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art are not making creative labor
Under the premise of dynamic, the every other embodiment obtained shall fall within the protection scope of the present invention.
Many details are elaborated in the following description to facilitate a thorough understanding of the present invention, still the present invention can be with
Implemented different from other embodiment described here using other, those skilled in the art can be without prejudice in the present invention
Similar popularization is done in the case of culvert, therefore the present invention is not limited by following public specific embodiment.
Secondly, combination schematic diagram of the present invention is described in detail, when describing the embodiments of the present invention, for purposes of illustration only, table
The schematic diagram of showing device device architecture not makees partial enlargement according to general proportion, and the schematic diagram is example,
This should not limit the scope of protection of the invention.In addition, three dimensions that should be comprising length, width and height in actual fabrication
Size.
Fig. 1 is a kind of overlooking structure diagram of electronic paper display panel provided in an embodiment of the present invention.Fig. 2 is along Fig. 1
The cross-sectional view of middle dotted line AB.As depicted in figs. 1 and 2, electronic paper display panel includes multiple pictures arranged in arrays
Plain unit 10, electronic paper display panel further includes the first substrate 100 being oppositely arranged and second substrate 200, and is located at first
The first barrier layer 300 on substrate 100 is provided with the first plasma-based injection channel 20 and the second plasma-based note in first barrier layer 300
Enter channel 30, the first plasma-based injection channel 20 and the second plasma-based injection channel 30 are pectination, the first plasma-based injection channel 20 packet
The first comb handle portion 21 and multiple first comb portions 22 are included, the second plasma-based injection channel 30 includes the second comb handle portion 31 and multiple second
Comb portion 32, the first comb portion 22 and 32 interleaved of the second comb portion be arranged in the first comb handle portion 21 and the second comb handle portion 31 it
Between, the first comb handle portion 21 and the second comb handle portion 31 extend along first direction X, and the first comb handle portion 21 includes the first plasma-based input terminal
210, the second comb handle portion 31 includes the second plasma-based input terminal 310, and the first plasma-based input terminal 210 and the second plasma-based input terminal 310 divide
It She Zhi not the first sealing sealing barricade 311 of barricade 211 and second.Same row pixel unit 10 is vertical on first substrate 100
Projection is located at same first comb portion 22 or same second comb portion 32 in the upright projection on first substrate 100.In this reality
It applies in example, plasma-based, the first plasma-based injection channel 20 is provided in the first plasma-based injection channel 20 and the second plasma-based injection channel 30
Interior plasma-based includes at least the colour developing particle of the first color, and the plasma-based in the second plasma-based injection channel 30 includes at least the second color
Colour developing particle, wherein the first color and/or the second color are colour.
It should be noted that in the present embodiment, plasma-based is filled by injection technology to the first plasma-based injection channel 20
And second in plasma-based injection channel 30, for ease of description, below using the plasma-based in the first plasma-based injection channel 20 as first
Plasma-based, using the plasma-based in the second plasma-based injection channel 30 as the second plasma-based.Specifically, the first plasma-based injects the injection of the first plasma-based
The entrance in channel 20 is sealed by the first sealing barricade 211, and the second plasma-based injects the entrance of the second plasma-based injection channel 30 by second
Barricade 311 is sealed, is flowed out out of corresponding plasma-based injection channel to avoid the first plasma-based and the second plasma-based of injection.
It should also be noted that, 20 corresponding pixel unit 10 of the first plasma-based injection channel can at least show the first color
Coloured silk, 30 corresponding pixel unit 10 of the second plasma-based injection channel can at least show the second color, therefore the electricity in the present embodiment
The display device of electronic paper that sub- paper display panel is formed can at least show the picture including the first color and the second color, another
It is at least one for colour in aspect, the first color and the second color so that the electronic paper display panel in the present embodiment was formed
Display device of electronic paper can realize colored display.Illustratively, the first plasma-based and the second plasma-based can be identical, include two kinds
Develop the color particle, such as black colour developing particle and red colour developing particle, and wherein black colour developing particle can be positively charged, red colour developing
Particle can be negatively charged.First substrate 100 is shown far from the image that 200 side of second substrate is electronic paper display panel
The case where side, when the electric field being applied in the first plasma-based and the second plasma-based is the forward direction that first substrate 100 is directed toward second substrate 200
When electric field, red colour developing particle is moved to the surface that side is shown close to image, and black particles are moved to shows side far from image
Surface, corresponding pixel unit 10 are shown in red；When the electric field being applied in the first plasma-based and the second plasma-based is first substrate
When the reversed electric field of 100 direction second substrates 200, red colour developing particle is moved to the surface that side is shown far from image, black grain
Son is moved to the surface that side is shown close to image, and corresponding display unit is shown as black.It, can be by dividing based on above-mentioned principle
10 corresponding first plasma-based of each pixel unit or direction of an electric field in the second plasma-based or intensity Kong Zhi be applied to adjust each picture
The display color of plain unit 10, and then realize the display of image.
Electronic paper display panel provided in this embodiment includes multiple pixel units 10 arranged in arrays, is oppositely arranged
First substrate 100 and second substrate 200, and the first barrier layer 300 on first substrate 100, in the first barrier layer 300
It is provided with the first plasma-based injection channel 20 and the second plasma-based injection channel 30, the first plasma-based injection channel 20 and the injection of the second plasma-based
Channel 30 is pectination, and the first plasma-based injection channel 20 includes the first comb handle portion 21 and multiple first comb portions 22, the second plasma-based
Injection channel 30 includes the second comb handle portion 31 and multiple second comb portions 32, and same row pixel unit 10 is on first substrate 100
Upright projection be located at same first comb portion 22 or same second comb portion 32 in the upright projection on first substrate 100,
Plasma-based, the plasma-based in the first plasma-based injection channel 20 are provided in first plasma-based injection channel 20 and the second plasma-based injection channel 30
Including at least the colour developing particle of the first color, the plasma-based in the second plasma-based injection channel 30 includes at least the colour developing grain of the second color
Son, wherein the first color and/or the second color are colour.Pass through electronic paper display panel of the setting with above structure so that
Pixel unit corresponding with the first plasma-based injection channel 20 10 can at least show the first color, with the second plasma-based injection channel 30
The second color can be at least shown, so that the display device of electronic paper with the electronic paper display panel can carry out colour
Display.
Optionally, with continued reference to Fig. 1, along first direction X, the first plasma-based input terminal 210 and the second plasma-based input terminal 310 divide
It is not set to the one end in the first comb handle portion 21 and the second comb handle portion 31.
Illustratively, Fig. 3 is the overlooking structure diagram of another electronic paper display panel provided in an embodiment of the present invention.
The structure of electronic paper display panel shown in Fig. 3 is similar to the structure of electronic paper display panel shown in Fig. 1, unlike, in Fig. 3
In, along the vertical direction Y of first direction X, the first plasma-based input terminal 210 is set to the first comb handle portion 21 far from multiple first broach
The one end in portion 22, the second plasma-based input terminal 310 are set to the one end of the second comb handle portion 31 far from multiple second comb portions 32.
It should be noted that in the first plasma-based injection channel 20 first plasma-based input terminal 210 installation position and second
The installation position of second plasma-based input terminal 310 is not limited to situation shown in Fig. 1 and Fig. 3 in plasma-based injection channel 30, can also be it
His situation.For example, along first direction X, the first plasma-based input terminal 210 is set to the first comb handle portion 21 far from multiple first comb portions
22 one end, along the vertical direction Y of first direction X, the second plasma-based input terminal 310 is set to the second comb handle portion 31 far from multiple
One end of two comb portions 32, the present embodiment are not specifically limited this.As long as in no first sealing structure and the second sealing knot
When structure, the first plasma-based injection channel 20 can be connected to by the first plasma-based input terminal 210 with outside, and the second plasma-based injection channel
30 can be also connected to by the second plasma-based input terminal 310 with outside.
Fig. 4 is the overlooking structure diagram of another electronic paper display panel provided in an embodiment of the present invention.Fig. 5 is along figure
The cross-sectional view of dotted line CD in 4.Electronic paper display panel shown in the structure and Fig. 1 of electronic paper display panel shown in Fig. 4
Structure it is similar, unlike, as shown in figure 5, electronic paper display panel further includes the be located on second substrate 200 in Fig. 4
Two barrier layers 400 and positioned at first coating 500 of second barrier layer 400 far from 200 side of second substrate, the second barrier layer
400 are provided with third plasma-based injection channel 40.Fig. 6 is the overlooking structure diagram of the second barrier layer in Fig. 5.As shown in fig. 6, the
Three plasma-based injection channels 40 are pectination, including third comb handle portion 41 and multiple third comb portions 42, and third comb handle portion 41 is along first
Direction X extends, and third comb handle portion 41 includes third plasma-based input terminal 410, and third plasma-based input terminal 410 is arranged third and seals barricade
411.With continued reference to Fig. 4, upright projection of the third comb handle portion 41 on first substrate 100 and the first comb handle portion 21 or the second comb handle
Upright projection of the portion 31 on first substrate 100 overlaps.Upright projection position of the same row pixel unit 10 on first substrate 100
In same third comb portion 42 in the upright projection on first substrate 100, each first comb portion 22 and its second broach of homonymy
Pixel column gap is provided between portion 32, third comb portion 42 is corresponded with pixel column gap, and each third comb portion 42 exists
Upright projection on first substrate 100 is located at respective pixel row gap in the upright projection on first substrate 100.In this implementation
In example, plasma-based is provided in third plasma-based injection channel 40, the plasma-based in third plasma-based injection channel 40 includes at least third color
Color colour developing particle.
More specifically, referring to FIG. 5, the first barrier layer 300 is in the corresponding position of third comb portion of the second barrier layer 400
Set and plasma-based injection channel be not set, the second barrier layer 400 the first comb portion of the first barrier layer 300 and the second comb portion not yet
Plasma-based injection channel is set, since the region of the first barrier layer 300 and the second barrier layer 400 in addition to plasma-based injection channel is all made of
Transparent material is formed so that no matter first substrate 100 and which substrate of second substrate 300 are aobvious closer to image in such setting
Show side, light can reach the surface of the first plasma-based, the second plasma-based and third plasma-based, so that electronic paper display panel
It can show the color for the colour developing particle for showing side distribution in the first plasma-based, the second plasma-based and third plasma-based close to image.
Illustratively, the first coating 500 is attached at the second side of the barrier layer 400 far from second substrate 200, for pair
Third plasma-based in second substrate 200 in third plasma-based injection channel 40 is sealed, so that when in the injection of third plasma-based not
It can be flowed out from third plasma-based injection channel 40 close to the side of the first barrier layer 300.It is worth noting that, along first substrate 100
With the stacking direction of second substrate 200, third comb handle portion and the first comb handle portion or the second comb handle portion have an overlapping part, therefore the
The setting of one coating 500 allows the plasma-based in two comb handle portions with overlapping part to be isolated.
Fig. 7 is another cross-sectional view of the dotted line CD along Fig. 4.As shown in fig. 7, on the basis of above-described embodiment
On, electronic paper display panel can also include second far from 100 side of the first substrate positioned at first barrier layer 300
Coating 510.
Illustratively, the second coating 510 is attached at the first side of the barrier layer 300 far from first substrate 100, for pair
The second plasma-based in the first plasma-based and the second plasma-based injection channel 30 in the first plasma-based injection channel 20 in first substrate 100
It is sealed, so that the first plasma-based and the second plasma-based will not be from corresponding plasma-based injection channels close to the second barrier layer when injecting
400 side outflow.
It should be noted that in the other embodiment of the present embodiment, the first coating 500 and the second coating 510
Can also be to be attached at side and first barrier layer 300 of second barrier layer 400 far from second substrate 200 respectively far from the first base
The side of plate 100, the present embodiment are not especially limited this.
Optionally, the first coating 500 and the second coating 510 can be flexibility PI films.Flexible PI films have compared with
Good transparency and smaller thickness, are conveniently attached in barrier layer, can preferably seal corresponding plasma-based injection channel, and
The normal display of electronic paper display panel is not interfered with.
It should also be noted that, for ease of description, below using the plasma-based in third plasma-based injection channel 40 as third electricity
Slurry.40 corresponding pixel unit 10 of third plasma-based injection channel can at least show third color, correspondingly, in the present embodiment
The display device of electronic paper that electronic paper display panel is formed can at least be shown including the first color, the second color and third color
Picture, it is on the other hand, at least one for colour in the first color and the second color so that the Electronic Paper in the present embodiment is shown
The display device of electronic paper that panel is formed can realize colored display.Illustratively, the first plasma-based, the second plasma-based and third plasma-based
Can include black colour developing particle and a kind of colored colour developing particle, black develops the color particle can be positively charged, colour colour developing grain
Son can be negatively charged, wherein the colour particles in the first plasma-based, the second plasma-based and third plasma-based can be respectively red aobvious
Colored particle, green colour developing particle and blue show particle.For first substrate 100 far from 200 side of second substrate be Electronic Paper
The image of display panel shows the case where side, when the electric field being applied in the first plasma-based and the second plasma-based refers to for first substrate 100
To second substrate 200 positive field when, the colored colour developing particle in the first plasma-based, the second plasma-based and third plasma-based, which is moved to, to be leaned on
Nearly image shows that the surface of side, black particles are moved to the surface that side is shown far from image, and corresponding pixel unit 10 is shown as
The color of colour colour developing particle；When the electric field being applied in the first plasma-based and the second plasma-based is that first substrate 100 is directed toward the second base
When the reversed electric field of plate 200, the colored colour developing particle in the first plasma-based, the second plasma-based and third plasma-based is moved to aobvious far from image
Show that the surface of side, black particles are moved to the surface that side is shown close to image, corresponding display unit is shown as black.Based on upper
Principle is stated, can be applied in 10 corresponding first plasma-based of each pixel unit, the second plasma-based or third plasma-based by controlling respectively
Direction of an electric field or intensity adjust the display color of each pixel unit 10, and then realize the display of image.
Illustratively, with continued reference to Fig. 6, along first direction X, third plasma-based input terminal 410 is set to third comb handle portion 41
One end.In the other embodiment of the present embodiment, the installation position of third plasma-based input terminal 410 can also be such as lower section
Formula：Along the vertical direction Y of first direction X, third plasma-based input terminal 410 is set to third comb handle portion 41 far from multiple third broach
The one end in portion 42, as shown in Figure 8.
Optionally, the first color, the second color and third color can be respectively one kind in red, green and blue.
It should be noted that red, green and blue are the three primary colors of light, display device of electronic paper can be by with upper
The combination of pixel unit 10 for stating three kinds of colors shows different colors, therefore can be by the first color, the second color and third color
Coloured silk is respectively set to red, green and blue, and then the first plasma-based, the second plasma-based and the corresponding pixel unit of third plasma-based 10
It can be displayed in red respectively, green and blue so that full-color display may be implemented in display device of electronic paper.
Fig. 9 is a kind of structural schematic diagram of plasma-based particle provided in an embodiment of the present invention.As shown in figure 9, plasma-based particle packet
Include main body particle 810, black colour developing particle 811 and colored colour developing particle 812, black colour developing particle 811 and colored colour developing particle
812 are distributed in the opposite end surface of main body particle 810 respectively.Specifically, the colored colour developing particle 812 in the first plasma-based has
First color, the colour particles 812 in the second plasma-based have the second color, and the colour particles 813 in third plasma-based have third
Color.It is corresponding, in the plasma-based in the first plasma-based injection channel 20, the colour developing particle of black colour developing particle 811 and the first color
It is distributed in 810 two opposite end surfaces of main body particle respectively；In plasma-based in second plasma-based injection channel 30, black colour developing
The colour developing particle of particle 811 and the second color is distributed in 810 two opposite end surfaces of main body particle respectively；Third plasma-based is noted
Enter in the plasma-based in channel 40, the colour developing particle of black colour developing particle 811 and third color is distributed in 810 liang of main body particle respectively
A opposite end surface.
Illustratively, plasma-based can be the mixture of liquid crystal and particular dye powder, and wherein main body particle 810 can be liquid
Brilliant molecule, black colour developing particle 811 and colored colour developing particle 812 can be the colored charged particles in color powder.Due to spy
Particle size in different dye powder is smaller so that the black colour developing particle 811 from particular dye powder and colored colour developing grain
The size of son 812 is smaller, in addition, black colour developing particle 811 and colored colour developing particle 812 are with electrically opposite charge (example
Property, as shown in figure 9, black colour developing particle 811 can carry positive charge, colour colour developing particle 812 can carry negative electrical charge),
The opposite polarity 810 corresponding end surface of main body particle in both ends can be adsorbed in respectively when plasma-based is in electric field
On.In the present embodiment, the rotation of main body particle 810 is related to electric field strength (absolute value of voltage of electric field), and with electric field
Direction is unrelated, the movement of the particle that develops the color then with the directional correlation of electric field.Specifically, when the direction of an electric field being applied in plasma-based occurs
When variation, colour developing particle is distributed in the location swap of black colour developing particle 811 and colored colour developing particle 812, main body particle 810
Also variation is opposite polarity to the polarity of two ends, so that the black colour developing particle 811 after location swap and colour
Colour developing particle 812 remains able to the end surface for being adsorbed in main body particle 810.It is understood that if direction of an electric field becomes
Electric field strength is constant when change, then the position of main body particle 810 is constant, and only end polarity changes.On the other hand, work as electric-field strength
When degree changes, the rotation of respective angles occurs for main body particle 810, is adsorbed in the black colour developing grain of 810 end of main body particle
Son 811 and colored colour developing particle 812 can also be rotated together with liquid crystal molecule, and the aobvious of side is shown close to electronic paper display panel image
Colored particle changes with electronic paper display panel close to the distance between surface of user, so that right in display device of electronic paper
The grayscale for the pixel unit answered changes.
It should be noted that plasma-based particle structure is not limited to shown in Fig. 9 in the present embodiment, can also be other structures, example
Such as the electrophoresis layer structure with micro-capsule, the present embodiment are not especially limited this.
In the present embodiment, electronic paper display panel can also include first electrode layer and the second electrode lay, first electrode
Layer includes public electrode, and the upright projection of public electrode on the first substrate covers the first plasma-based injection channel, the second plasma-based note
Enter the upright projection of channel and third plasma-based injection channel on the first substrate, the second electrode lay includes multiple pixel electrodes
Block, pixel electrode are corresponded with pixel unit, and the upright projection of each pixel unit on the first substrate covers respective pixel
Electrode.
Illustratively, as shown in figure 5, first substrate 100 and second substrate 200 can be respectively array substrate and opposed base
Plate, including the second electrode lay of multiple pixel electrode blocks 701 are located at the first side of the barrier layer 300 far from first substrate 100, packet
The first electrode layer for including public electrode 601 is located at the second side of the barrier layer 400 far from second substrate 200.
Optionally, first substrate 100 and second substrate 200 can also be respectively counter substrate and array substrate, including public affairs
The first electrode layer of common electrode 601 is located at the first side of the barrier layer 300 far from first substrate 100, including multiple pixel electrodes
The second electrode lay of block 701 is located at the second side of the barrier layer 400 far from second substrate 200, as shown in Figure 10.
It should be noted that the installation position of first electrode layer and the second electrode lay enables to first in Fig. 5 and Figure 10
Plasma-based, the second plasma-based and third plasma-based have at a distance from relative close with public electrode 601 and pixel electrode block 701,
So that can preferably control colour developing in the first plasma-based, the second plasma-based and third plasma-based, display device of electronic paper is promoted
Display effect.
Figure 11 is the cross-sectional view of the dotted line EF along Fig. 4.As shown in Fig. 4 and Figure 11, the second electrode lay further includes
First auxiliary electrode 702 and the second auxiliary electrode 703.First auxiliary electrode 702 and the second auxiliary electrode 703 are in first substrate
Upright projection on 100 is covered each by the upright projection of the first comb handle portion 21 and the second comb handle portion 31 on first substrate 100.Into
One step, plasma-based includes black colour developing particle, and the first electric field, black are formed between the first auxiliary electrode 702 and public electrode 601
Colour developing particle is moved to 601 side of public electrode in the first electric field, and is maintained at 601 side of public electrode, the second auxiliary electrode 703
The second electric field is formed between public electrode 601, black colour developing particle is moved to 601 side of public electrode in the second electric field, and
It is maintained at 601 side of public electrode.
Illustratively, as shown in figure 4, the first auxiliary electrode 702 and the second auxiliary electrode 703 are respectively positioned on pixel unit array
Outside, i.e. the non-display area of electronic paper display panel.
Corresponding region is enabled to show black it should be noted that black particles are maintained at 601 side of public electrode, referring to
Fig. 4 is it is found that the first comb handle portion 21, the second comb handle portion 31 and 41 corresponding region of third comb handle portion are in non-display area, Bu Huiyong
Show image to be displayed, by the first auxiliary electrode 702 is set and second auxiliary electrode 703 can control the region show it is black
Color, into without just the structures such as frame being used to cover the region.
Illustratively, for black colour developing particle in plasma-based other develop the color particles electrically charged polarity it is different in the case of,
It can be made by adjusting the polarity of electric field between the first auxiliary electrode 702 and the second auxiliary electrode 703 and public electrode 601
Black colour developing particle is mobile and is held in 601 side of public electrode.For example, it can be positive charge that black colour developing particle institute is electrically charged,
It can be negative electrical charge that other colour developing particle institutes are electrically charged in plasma-based, be arranged on public electrode 601 and apply negative voltage, the first auxiliary electricity
Apply positive voltage on pole 702 and the second auxiliary electrode 703, at this time the principle of opposite sex attraction based on charge, it is black with negative electrical charge
Color colour developing particle can be mobile to 601 side of public electrode and be held in 601 side of public electrode.Similar, on public electrode 601
The case where voltage of application is 0, can be arranged on the first auxiliary electrode 702 and the second auxiliary electrode 703 polarity of voltage with it is black
The electrically charged polarity of color colour developing particle institute is opposite.In addition, being charged with the developing portions particle in plasma-based for black colour developing particle
The identical situation of lotus polarity can make black colour developing particle be held in 601 side of public electrode by changing electric field strength.Example
Such as, black colour developing particle and red colour developing particle can be positively charged, and the size of black colour developing particle is less than red develop the color
The size of particle, other colour developing particles are negatively charged, can apply negative voltage, the first auxiliary electricity on setting public electrode 601
Under the premise of applying positive voltage on pole 702 and the second auxiliary electrode 703, ruler is compared according to the big particle of size under same electric field intensity
The slow principle of very little small particle movement, adjusts the size of the first auxiliary electrode 702 and the voltage on the second auxiliary electrode 703,
So that size it is big black colour developing particle can be held in 601 side of public electrode.
Optionally, the voltage of the first auxiliary electrode 702 and the second auxiliary electrode 703 can be identical.Such setting makes
First auxiliary electrode 702 and the second auxiliary electrode 703 can use same driving voltage, so can use same signal wire for
The two provides voltage simultaneously, has reached simplified electronic paper display panel structure and has reduced having for electronic paper display panel preparation difficulty
Beneficial effect.
Figure 12 is a kind of structural schematic diagram of display device of electronic paper provided in an embodiment of the present invention.As shown in figure 12, electric
Sub- paper display device 11 includes the display panel 12 of any embodiment of the present invention.
Figure 13 is a kind of flow diagram of the preparation method of electronic paper display panel provided in an embodiment of the present invention.It is described
The preparation method of electronic paper display panel is used to prepare the electronic paper display panel described in any embodiment of the present invention.Such as Figure 13 institutes
Show, the preparation method of electronic paper display panel can specifically include as follows：
Step 1 forms first substrate.
Step 2 forms the first barrier material layer on the first substrate.
Illustratively, the first barrier material layer may be used resin material and be formed.
Step 3, graphical first barrier material layer, with formed with the first plasma-based entrance the first plasma-based injection channel and
The second plasma-based injection channel with the second plasma-based entrance, the first plasma-based entrance are located at the first plasma-based input terminal, and the second plasma-based enters
Mouth is located at the second plasma-based input terminal.
It should be noted that the graphical first barrier material layer of the mode that wet etching may be used.
Step 4 forms second substrate.
Step 5 forms plasma-based box.
In the present embodiment, it forms plasma-based box and specifically includes that second substrate is attached at patterned first barrier layer is separate
The side of first substrate.
Step 6 from the first plasma-based entrance and the second plasma-based entrance injects corresponding plasma-based respectively.
Specifically, it includes entering from the first plasma-based to inject corresponding plasma-based from the first plasma-based entrance and the second plasma-based entrance respectively
Mouth the first plasma-based of injection, and the second plasma-based is injected from the second plasma-based entrance, so that the first plasma-based and the second plasma-based are filled out respectively
It fills in the first plasma-based injection channel and the second plasma-based injection channel.
Step 7 forms the first sealing barricade in the first plasma-based input terminal, to seal the first plasma-based entrance, in the second plasma-based
Input terminal forms the second sealing barricade, to seal the second plasma-based entrance.
Illustratively, the coating sealant on first substrate or second substrate may be used and cured mode forms first
Seal barricade and the second sealing barricade.
Illustratively, on the basis of the above embodiments, can also include the shape on second substrate after formation second substrate
At the second barrier material layer, graphical second barrier material layer forms the third plasma-based injection channel with third plasma-based entrance,
Third plasma-based entrance is located at third plasma-based input terminal, and the first coating is attached at patterned second barrier material layer far from
Corresponding plasma-based is injected in the side of two substrates from third plasma-based entrance, and forming third in third plasma-based input terminal seals barricade, with
Seal third plasma-based entrance.
Patterned first barrier material layer is pasted it should be noted that the step of formation plasma-based box at this time specifically includes
Invest side of first coating far from second substrate.
Optionally, can also include attaching second coating after the graphical first barrier material layer
In the patterned side of the first barrier material layer far from the first substrate.It is corresponding, formation plasma-based box at this time
Step, which specifically includes, is bonded the first coating and the second coating.
Further, on the basis of the above embodiments, figure can also be included in after graphical first barrier material layer
Side of the first barrier material layer of shape far from first substrate forms the first conductive layer, corresponding, graphical second barrier material
Further include that the side far from second substrate forms the second conductive layer in patterned second barrier material layer after the bed of material, wherein
First conductive layer is first electrode layer, and the second conductive layer is the second electrode lay, alternatively, the first conductive layer is the second electrode lay, the
Two conductive layers are first electrode layer.
Note that above are only presently preferred embodiments of the present invention and institute's application technology principle.It will be appreciated by those skilled in the art that
The present invention is not limited to specific embodiments described here, can carry out for a person skilled in the art it is various it is apparent variation,
It readjusts, be combined with each other and substitutes without departing from protection scope of the present invention.Therefore, although by above example to this
Invention is described in further detail, but the present invention is not limited only to above example, is not departing from present inventive concept
In the case of, can also include other more equivalent embodiments, and the scope of the present invention is determined by scope of the appended claims.
Claims (17)
1. a kind of electronic paper display panel, including multiple pixel units arranged in arrays, which is characterized in that further include opposite set
The first substrate and second substrate set, and the first barrier layer on the first substrate are set in first barrier layer
It is equipped with the first plasma-based injection channel and the second plasma-based injection channel；
First plasma-based injection channel and second plasma-based injection channel are pectination, first plasma-based injection channel packet
The first comb handle portion and multiple first comb portions are included, second plasma-based injection channel includes the second comb handle portion and multiple second broach
Portion；First comb portion and the second comb portion interleaved are arranged in first comb handle portion and second comb handle portion
Between；First comb handle portion and second comb handle portion extend in a first direction；First comb handle portion includes the first electricity
Input terminal is starched, second comb handle portion includes the second plasma-based input terminal, and the first plasma-based input terminal and second plasma-based are defeated
Enter end and the first sealing barricade and the second sealing barricade is respectively set；
Upright projection of the pixel unit described in same row on the first substrate is located at same first comb portion or same
Second comb portion is in the upright projection on the first substrate；
Plasma-based is provided in first plasma-based injection channel and second plasma-based injection channel, the first plasma-based injection is logical
The plasma-based in road includes at least the colour developing particle of the first color, and the plasma-based in second plasma-based injection channel is at least
Colour developing particle including the second color；
Wherein, first color and/or second color are colour.
2. electronic paper display panel according to claim 1, which is characterized in that along the first direction, first electricity
Slurry input terminal and the second plasma-based input terminal are respectively arranged at the one end in first comb handle portion and second comb handle portion；Or
Person, along the vertical direction of the first direction, the first plasma-based input terminal is set to first comb handle portion far from multiple institutes
One end of the first comb portion is stated, the second plasma-based input terminal is set to second comb handle portion far from multiple second broach
The one end in portion.
3. electronic paper display panel according to claim 1, which is characterized in that further include being located on the second substrate
Second barrier layer and positioned at first coating of second barrier layer far from the second substrate side, second barrier layer
It is provided with third plasma-based injection channel；
Third plasma-based injection channel is pectination, including third comb handle portion and multiple third comb portions, third comb handle portion
Extend along the first direction, third comb handle portion includes third plasma-based input terminal, third plasma-based input terminal setting the
Three sealing barricades；
Upright projection of the third comb handle portion on the first substrate is with first comb handle portion or the second comb handle portion in institute
The upright projection stated on first substrate overlaps；
Upright projection of the pixel unit described in same row on the first substrate is located at the same third comb portion described
In upright projection on first substrate；
Pixel column gap, the third comb portion are provided between second comb portion described in each first comb portion and its homonymy
It is corresponded with the pixel column gap, upright projection of each third comb portion on the first substrate, which is located at, to be corresponded to
The pixel column gap is in the upright projection on the first substrate；
The plasma-based is provided in third plasma-based injection channel, the plasma-based in third plasma-based injection channel is at least
Colour developing particle including third color.
4. electronic paper display panel according to claim 3, which is characterized in that further include remote positioned at first barrier layer
The second coating from the first substrate side.
5. electronic paper display panel according to claim 3, which is characterized in that along the first direction, the third electricity
Slurry input terminal is set to the one end in third comb handle portion；Alternatively, along the vertical direction of the first direction, the third plasma-based
Input terminal is set to the one end of third comb handle portion far from multiple third comb portions.
6. electronic paper display panel according to claim 3, which is characterized in that first color, second color
It is respectively one kind in red, green and blue with the third color.
7. electronic paper display panel according to claim 3, which is characterized in that the plasma-based further include main body particle and
Black colour developing particle；
In the plasma-based in first plasma-based injection channel, the colour developing grain of black the colour developing particle and first color
Son is distributed in two opposite end surfaces of the main body particle respectively；
In the plasma-based in second plasma-based injection channel, the colour developing grain of black the colour developing particle and second color
Son is distributed in two opposite end surfaces of the main body particle respectively；
In the plasma-based in third plasma-based injection channel, the colour developing grain of black the colour developing particle and the third color
Son is distributed in two opposite end surfaces of the main body particle respectively.
8. electronic paper display panel according to claim 3, which is characterized in that further include first electrode layer and second electrode
Layer；The first electrode layer includes public electrode, described in upright projection covering of the public electrode on the first substrate
First plasma-based injection channel, second plasma-based injection channel and third plasma-based injection channel are on the first substrate
Upright projection；The second electrode lay includes multiple pixel electrode blocks, and the pixel electrode is a pair of with the pixel unit one
It answers, the upright projection covering corresponding pixel electrode of each pixel unit on the first substrate.
9. electronic paper display panel according to claim 8, which is characterized in that the first substrate and the second substrate
Respectively array substrate and counter substrate；
The second electrode lay is located at the side of first barrier layer far from the first substrate, and the first electrode layer is located at
The side of second barrier layer far from the second substrate.
10. electronic paper display panel according to claim 8, which is characterized in that the first substrate and second base
Plate is respectively counter substrate and array substrate；
The first electrode layer is located at the side of first barrier layer far from the first substrate, and the second electrode lay is located at
The side of second barrier layer far from the second substrate.
11. electronic paper display panel according to claim 8, which is characterized in that the second electrode lay further includes first
Auxiliary electrode and the second auxiliary electrode, first auxiliary electrode and second auxiliary electrode hanging down on the first substrate
It delivers directly shadow and is covered each by the upright projection of first comb handle portion and second comb handle portion on the first substrate；
The plasma-based includes black colour developing particle, and the first electric field is formed between first auxiliary electrode and the public electrode,
The black colour developing particle is moved to the public electrode side in first electric field, and is maintained at the public electrode side；
The second electric field is formed between second auxiliary electrode and the public electrode, the black develops the color particle in second electric field
It is moved to the public electrode side, and is maintained at the public electrode side.
12. electronic paper display panel according to claim 11, which is characterized in that first auxiliary electrode and described
The voltage of two auxiliary electrodes is identical.
13. a kind of display device of electronic paper, which is characterized in that including claim 1-12 any one of them display panels.
14. it is aobvious to be used to prepare claim 1-12 any one of them Electronic Papers for a kind of preparation method of electronic paper display panel
Show panel, which is characterized in that including：
Form the first substrate；
The first barrier material layer is formed on the first substrate；
The graphical first barrier material layer, to form first plasma-based injection channel and the tool with the first plasma-based entrance
There are second plasma-based injection channel of the second plasma-based entrance, the first plasma-based entrance to be located at the first plasma-based input terminal,
The second plasma-based entrance is located at the second plasma-based input terminal；
Form the second substrate；
Form plasma-based box；
Respectively the corresponding plasma-based is injected from the first plasma-based entrance and the second plasma-based entrance；
The first sealing barricade is formed in the first plasma-based input terminal, to seal the first plasma-based entrance；Described
Two plasma-based input terminals form the second sealing barricade, to seal the second plasma-based entrance.
15. the preparation method of electronic paper display panel according to claim 14, which is characterized in that described to form described the
After two substrates, further include：
The second barrier material layer is formed on the second substrate；
The graphical second barrier material layer forms the third plasma-based injection channel with third plasma-based entrance, described
Third plasma-based entrance is located at the third plasma-based input terminal；
First coating is attached at the patterned side of the second barrier material layer far from the second substrate；
The corresponding plasma-based is injected from third plasma-based entrance；
The third is formed in the third plasma-based input terminal and seals barricade, to seal the third plasma-based entrance.
16. the preparation method of electronic paper display panel according to claim 15, which is characterized in that described graphical described
After first barrier material layer, further include：
Second coating is attached at the patterned side of the first barrier material layer far from the first substrate.
17. the preparation method of electronic paper display panel according to claim 15, which is characterized in that described graphical described
After first barrier material layer, further include：
The first conductive layer is formed in side of the patterned first barrier material layer far from the first substrate；It is corresponding,
After the graphical second barrier material layer, further include：
The second conductive layer is formed in side of the patterned second barrier material layer far from the second substrate；
Wherein, first conductive layer is the first electrode layer, and second conductive layer is the second electrode lay；Alternatively,
First conductive layer is the second electrode lay, and second conductive layer is the first electrode layer.
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| FR2842916A1 (en) * | 2002-07-25 | 2004-01-30 | Genewave | OPTICALLY ACTIVE GLAZING |
| CN101246292A (en) * | 2007-02-12 | 2008-08-20 | 启萌科技有限公司 | Electric paper device and manufacturing method thereof |
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