CN206193416U - Flexible electron paper part, electronic paper display and flexible electron paper diaphragm - Google Patents
Flexible electron paper part, electronic paper display and flexible electron paper diaphragm Download PDFInfo
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- CN206193416U CN206193416U CN201621005847.XU CN201621005847U CN206193416U CN 206193416 U CN206193416 U CN 206193416U CN 201621005847 U CN201621005847 U CN 201621005847U CN 206193416 U CN206193416 U CN 206193416U
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- electronic paper
- transparent conductive
- flexible electronic
- conductive film
- cushion
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Abstract
The utility model relates to a flexible electron paper part, electronic paper display and flexible electron paper diaphragm. Flexible electronics paper parts include transparency carrier, transparent conductive thin film and buffer layer, the range upon range of connection of transparency carrier is in transparent conductive thin film's the outside, the range upon range of connection of buffer layer is in transparent conductive thin film's inboard, transparent conductive thin film is made by graphite alkene, the buffer layer is flexible transparent conducting polymer polymer. Because the buffer layer is made by the transparent conducting polymer polymer of flexibility, therefore the transparent conductive thin film that makes of its and graphite alkene and electronic paper display's electrophoretic display layer all have higher bonding strength to make electronic paper display be difficult to damage when curling.
Description
Technical field
The utility model is related to display device field, more particularly to a kind of flexible electronic paper part, electronic-paper display screen and
Flexible electronic paper membrane piece.
Background technology
Electronic Paper is a kind of equally thin, the soft and erasable display of sensitive paper, in recent years in electronic reader and price
Increasingly it is widely applied on board.Existing electronic-paper display screen, is generally made using ITO (indium tin oxide) conductive film
It is conductive layer.But, the pliability of ITO conductive films is not fine, and often curling is easily damaged.Therefore, correlation technique is used
Graphene film is used as the conductive layer of Electronic Paper, but graphene film is not high with the bond strength of electrophoretic display layer, therefore
Often also it is easily damaged in the case of curling.
The content of the invention
Based on the deficiencies in the prior art, the utility model technical issues that need to address are to provide a kind of flexible electronic paper portion
Part, electronic-paper display screen and flexible electronic paper membrane piece.
On the one hand the utility model embodiment provides a kind of flexible electronic paper part, and it includes transparency carrier, electrically conducting transparent
Film and cushion, the transparency carrier stacking are connected to the outside of the transparent conductive film, the buffering layer stackup connection
In the inner side of the transparent conductive film, the transparent conductive film is made up of Graphene, and the cushion is led for flexible and transparent
Electric high molecular polymer.
Preferably, the cushion is urethanes, acyclic compound, the polymer of epoxide or copolymerization
Thing.
Preferably, the cushion meets at least one of following conditions：Specific insulation >=1*10E-10 Ω .cm, glass
Glass conversion temperature Tg≤- 40 DEG C, light transmittance >=94%, surface can be less than 60mN/m after film forming.
Preferably, the thickness 5um≤t≤25um of the cushion.
Preferably, the flexible electronic paper part also includes waterproof layer, and the waterproof layer stackup is connected to the transparent base
The outside of plate, or the waterproof layer is clamped between the transparency carrier and the transparent conductive film.
Preferably, the flexible electronic paper part also includes waterproof layer and transition zone, the transparency carrier, waterproof layer, mistake
Cross layer, transparent conductive film and cushion and stack gradually connection from outside to inside.
Preferably, the waterproof layer is silica or alundum (Al2O3).
Preferably, the transition zone is urethanes, acyclic compound, the polymer of epoxide or copolymerization
Thing.
On the other hand the utility model embodiment provides a kind of flexible electronic paper membrane piece, and it includes any of the above-described embodiment institute
The flexible electronic paper part stated, also including electrophoretic display layer, the transparent conductive film, cushion and electrophoretic display layer are by outward extremely
Connection is inside stacked gradually, the electrophoretic display layer includes multiple display micro units, and each display micro unit includes solution and suspension
Electrophoresis particle in solution.
The utility model embodiment another further aspect provides a kind of electronic-paper display screen, and it includes driving base plate and above-mentioned any
Flexible electronic paper membrane piece described in embodiment, the transparent conductive film, cushion, electrophoretic display layer and drives base plate by outward extremely
Connection is inside stacked gradually, it is described to drive base plate and the transparent conductive film for applying electricity at the two ends of the electrophoretic display layer
Pressure signal.
When flexible electronic paper part is applied to electronic-paper display screen, cushion can be connected with electrophoretic display layer, due to slow
Layer is rushed to be made up of flexible and transparent conductive high molecular polymer, therefore its transparent conductive film and electricity for being made with Graphene
Swimming display layer be respectively provided with bond strength higher so that electronic-paper display screen curling when do not allow it is fragile.
Describe the utility model in detail below in conjunction with the accompanying drawings, its as part of this specification, for embodiment
Bright principle of the present utility model, other aspect, feature and its advantages of the present utility model will become one by the detailed description
Mesh is clear.
Brief description of the drawings
Fig. 1 to Fig. 4 is four structural representations of embodiment of the utility model flexible electronic paper part.
Fig. 5 to Fig. 7 is three structural representations of embodiment of the utility model electronic-paper display screen.
Specific embodiment
In order that utility model purpose of the present utility model, technical scheme and its technique effect become apparent from, below in conjunction with
The drawings and specific embodiments are described in detail to the utility model.It should be appreciated that specific described in this specification
Implementation method is not intended to limit the utility model just for the sake of explaining the utility model.
Fig. 1 to Fig. 4 is refer to, the utility model embodiment provides a kind of flexible electronic paper part, and it includes transparency carrier
13rd, transparent conductive film 12 and cushion 11, transparency carrier 13 are layered in the outside of transparent conductive film 12, and cushion 11 is laminated
The inner side of transparent conductive film 12 is connected to, transparent conductive film 12 is made up of Graphene, cushion 11 is flexible and transparent conductive
High molecular polymer, transparency carrier 13 can be by polyethylene terephthalate (PET), polyethylene (PE), polyimides
Etc. (PI) material is made.During manufacture, transparent conductive film 12 can be first made on transparency carrier 13, then again in electrically conducting transparent
Cushion 11 is made on film 12.It should be noted that the utility model meaning is inner and outer, refer to the flexible electronic paper portion
Position relationship when part is applied to electronic-paper display screen is reference, is interior to drive base plate 30, from base plate 30 see Fig. 5 to Fig. 7
Toward the direction of transparent conductive film 12 for from the inside to the outside.When flexible electronic paper part is applied to electronic-paper display screen, cushion 11
Can be connected with electrophoretic display layer 20, because cushion 11 is made up of flexible and transparent conductive high molecular polymer, thus its with
The transparent conductive film 12 and electrophoretic display layer 20 that Graphene is made are respectively provided with bond strength higher, so that Electronic Paper is aobvious
Display screen is not allowed fragile in curling.
In some preferred embodiments, cushion 11 be urethanes, acyclic compound, epoxide it is poly-
Compound or copolymer, namely cushion 11 can be one of urethanes, acyclic compound, epoxide
The copolymer of polymer, or wherein both or three.These materials have higher with Graphene and electrophoretic display layer 20
Bond strength.
Preferably, cushion 11 meets at least one of following conditions：Specific insulation >=1*10E-10 Ω .cm, glass
Change conversion temperature Tg≤- 40 DEG C, light transmittance >=94%, surface can be less than 60mN/m after film forming, and wherein specific insulation be related to delay
The electric conductivity of layer 11 is rushed, glass transition temperature is related to the flexural property of cushion 11, light transmittance to be related to the saturating of cushion 11
Optical property, the size of surface energy can then influence the bond strength of cushion 11 and transparent conductive film 12.Preferably under situation, delay
Rush layer 11 and meet four conditions.
In a preferred embodiment, the thickness 5um≤t≤25um of cushion 11.
Fig. 2 to Fig. 4 is refer to, in some preferred embodiments, flexible electronic paper part also includes waterproof layer 14, for preventing
Sealing is seeped into electrophoretic display layer 20 from the outside.Fig. 4 is refer to, in some embodiments, the stacking of waterproof layer 14 is connected to transparent
The outside of substrate 13, specifically, during fabrication, in transparency carrier 13 outer application, one layer of waterproof material, being formed after solidification should
Waterproof layer 14.Fig. 2 and Fig. 3 is refer to, in other implementation methods, waterproof layer 14 is then clamped in transparency carrier 13 leads with transparent
Between conductive film 12, during manufacture, one layer of waterproof material is first coated on transparency carrier 13, the waterproof layer 14 is formed after solidification, so
Make transparent conductive film 12 on waterproof layer 14 again afterwards.Waterproof layer 14 is preferably by silica or alundum (Al2O3) system
Into.
Fig. 3 is refer to, in some preferred embodiments, flexible electronic paper part also includes waterproof layer 14 and transition zone 15,
Transparency carrier 13, waterproof layer 14, transition zone 15, transparent conductive film 12 and cushion 11 stack gradually connection from outside to inside.It is anti-
Water layer 14 is used to prevent water to be seeped into electrophoretic display layer 20 from the outside, and transition zone 15 is then used to connect waterproof layer 14 and electrically conducting transparent is thin
Film 12, makes to be respectively provided with preferable bond strength between transition zone 15 and waterproof layer 14 and transparent conductive film 12, so that flexible
Electronic Paper part not cracky.The manufacture method of waterproof layer 14 may be referred to above embodiment.Waterproof layer 14 preferably by
Silica or alundum (Al2O3) are made, and transition zone 15 is then preferably urethanes, acyclic compound, epoxy compound
The polymer or copolymer of thing.
Fig. 5 to Fig. 7 is refer to, the utility model embodiment also provides a kind of flexible electronic paper membrane piece, and it includes above-mentioned
Flexible electronic paper part described in meaning embodiment, also including electrophoretic display layer 20.Transparent conductive film 12, cushion 11 and electrophoresis
Display layer 20 is stacked gradually from outside to inside, and electrophoretic display layer 20 includes multiple display micro units 21, and each display micro unit 21 is wrapped
The electrophoresis particle for including solution and being suspended in solution.Display micro unit 21 can be micro- glue of the particle diameter at several microns to hundreds of microns
Capsule or micro-cup.The structure of electrophoretic display layer 20, material and manufacture method refer to the photoelectricity in Chinese patent CN103091926A
The structure of the electro-optic layer in medium or Chinese patent CN1764861A, material and manufacture method.
Above-mentioned flexible electronic paper membrane piece can be manufactured using following methods, and the manufacture method comprises the following steps：
Transparent conductive film 12 is made on transparency carrier 13；In a preferred embodiment, first can be used in substrate
Chemical vapour deposition technique or physical vaporous deposition grow the transparent conductive film 12 of grapheme material, then are peeled off from substrate saturating
Bright conductive film 12, is then transferred on transparency carrier 13 and fixed；
One layer of cushion 11 is coated on transparent conductive film 12；
The coating electronic ink on cushion 11, electric ink is by water, adhesive, dispersant, thickener and multiple displays
Micro unit 21 is mixed together；The composition and preparation method of electric ink specifically may be referred to CN101738814A,
The composition and preparation method of electrophoretic display coating fluid in the Chinese patents such as CN103834285A, CN104073109A.
Electric ink is dried, electrophoretic display layer 20 is formed.
Fig. 5 to Fig. 7 is refer to, the utility model embodiment also provides a kind of electronic-paper display screen, it includes above-mentioned any
Flexible electronic paper membrane piece described in embodiment, also including driving base plate 30, transparent conductive film 12, cushion 11, electrophoresis showed
Layer 20 and driving base plate 30 stack gradually connection from outside to inside.Electrophoretic display layer 20 includes multiple display micro units 21, and each shows
Show that micro unit 21 includes solution and the electrophoresis particle being suspended in solution.Base plate 30 is driven to can preferably be fexible film crystal
Pipe (Thin Film Transistor, TFT) base plate.Driving base plate 30 and transparent conductive film 12 is used in electrophoretic display layer 20
Two ends applied voltage signal.Driving has drive circuit on base plate 30, drive base plate 30 and transparent conductive film 12 to be all connected with
Circuit, controls to drive the voltage signal on base plate 30 to control electrophoretic display layer 20 to show different colors by controller.
Above disclosed is only preferred embodiment of the present utility model, can not limit this practicality with this certainly new
The interest field of type, therefore the equivalent variations made according to present utility model application the scope of the claims, still belong to the utility model and are covered
Scope.
Claims (10)
1. a kind of flexible electronic paper part, it is characterised in that described including transparency carrier, transparent conductive film and cushion
Bright substrate stacking is connected to the outside of the transparent conductive film, and the buffering layer stackup is connected to the transparent conductive film
Inner side, the transparent conductive film is made up of Graphene, and the cushion is flexible and transparent conductive high molecular polymer.
2. flexible electronic paper part as claimed in claim 1, it is characterised in that the cushion is urethanes, third
The polymer or copolymer of olefin(e) acid compound, epoxide.
3. flexible electronic paper part as claimed in claim 1, it is characterised in that the cushion meets following conditions at least
One：Specific insulation >=1*10E-10 Ω .cm, glass transition temperature Tg≤- 40 DEG C, light transmittance >=94%, table after film forming
Face can be less than 60mN/m.
4. flexible electronic paper part as claimed in claim 1, it is characterised in that the thickness 5um≤t of the cushion≤
25um。
5. flexible electronic paper part as claimed in claim 4, it is characterised in that the flexible electronic paper part also includes waterproof
Layer, the waterproof layer stackup is connected to the outside of the transparency carrier, or the waterproof layer be clamped in the transparency carrier with
Between the transparent conductive film.
6. flexible electronic paper part as claimed in claim 4, it is characterised in that the flexible electronic paper part also includes waterproof
Layer and transition zone, the transparency carrier, waterproof layer, transition zone, transparent conductive film and the cushion company of stacking gradually from outside to inside
Connect.
7. the flexible electronic paper part as described in claim 5 or 6, it is characterised in that the waterproof layer is silica or three
Al 2 O.
8. flexible electronic paper part as claimed in claim 6, it is characterised in that the transition zone is urethanes, third
The polymer or copolymer of olefin(e) acid compound, epoxide.
9. a kind of flexible electronic paper membrane piece, it is characterised in that including the flexible electronic paper as described in any one of claim 1 to 8
Part, also including electrophoretic display layer, the transparent conductive film, cushion and the electrophoretic display layer company of stacking gradually from outside to inside
Connect, the electrophoretic display layer includes multiple display micro units, each display micro unit includes solution and the electricity being suspended in solution
Swimming particle.
10. a kind of electronic-paper display screen, it is characterised in that including driving base plate and flexible electronic paper as claimed in claim 9
Diaphragm, the transparent conductive film, cushion, electrophoretic display layer and driving base plate stack gradually connection, the drive from outside to inside
Dynamic base plate and the transparent conductive film are used for the two ends applied voltage signal in the electrophoretic display layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621005847.XU CN206193416U (en) | 2016-08-31 | 2016-08-31 | Flexible electron paper part, electronic paper display and flexible electron paper diaphragm |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621005847.XU CN206193416U (en) | 2016-08-31 | 2016-08-31 | Flexible electron paper part, electronic paper display and flexible electron paper diaphragm |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206193416U true CN206193416U (en) | 2017-05-24 |
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ID=58729349
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621005847.XU Active CN206193416U (en) | 2016-08-31 | 2016-08-31 | Flexible electron paper part, electronic paper display and flexible electron paper diaphragm |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106154676A (en) * | 2016-08-31 | 2016-11-23 | 广州奥翼电子科技股份有限公司 | Flexible electronic paper parts, electronic-paper display screen, flexible electronic paper membrane sheet and manufacture method thereof |
| CN112269289A (en) * | 2020-10-13 | 2021-01-26 | 江苏仕邦柔性电子研究院有限公司 | Flexible electronic paper display device and manufacturing method thereof |
| CN112802401A (en) * | 2021-01-14 | 2021-05-14 | 广州易博士管理咨询有限公司 | Device for double-sided display of single-sided panel |
-
2016
- 2016-08-31 CN CN201621005847.XU patent/CN206193416U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106154676A (en) * | 2016-08-31 | 2016-11-23 | 广州奥翼电子科技股份有限公司 | Flexible electronic paper parts, electronic-paper display screen, flexible electronic paper membrane sheet and manufacture method thereof |
| CN112269289A (en) * | 2020-10-13 | 2021-01-26 | 江苏仕邦柔性电子研究院有限公司 | Flexible electronic paper display device and manufacturing method thereof |
| WO2022077526A1 (en) * | 2020-10-13 | 2022-04-21 | 江苏仕邦柔性电子研究院有限公司 | Flexible electronic paper display device and manufacturing method therefor |
| CN112802401A (en) * | 2021-01-14 | 2021-05-14 | 广州易博士管理咨询有限公司 | Device for double-sided display of single-sided panel |
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