CN205507734U - Graphite alkene formula capacitive touch screen that curls - Google Patents
Graphite alkene formula capacitive touch screen that curls Download PDFInfo
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- CN205507734U CN205507734U CN201620113377.2U CN201620113377U CN205507734U CN 205507734 U CN205507734 U CN 205507734U CN 201620113377 U CN201620113377 U CN 201620113377U CN 205507734 U CN205507734 U CN 205507734U
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- graphene
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- graphite alkene
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Abstract
The utility model discloses a graphite alkene formula capacitive touch screen that curls is at first disclosed, including flexible apron and functional layer, graphite alkene functional layer that the functional layer is in the same place including two -layer mutual laminating at least is located graphite alkene functional layer topmost and laminates with flexible apron and be connected, graphite alkene functional layer includes the substrate, and substrate upper surface middle part is equipped with graphite alkene conductive thin film, and the regional electrical conductivity of metallic materials who is located the substrate upper surface that is equipped with is respectively set for to graphite alkene conductive thin film's both sides. The utility model discloses a graphite alkene formula capacitive touch screen that curls adopts graphite alkene as conducting material, and it can not influence the characteristics of electric conductivity to utilize graphite alkene conductive thin film 180 degree to buckle for capacitive touch screen can realize flexible purpose of curling.
Description
Technical field
This utility model belongs to touch screen technology field, concrete for a kind of graphene roll musical form capacitive touch screen.
Background technology
Lightening and flexibility increasingly becomes the development trend of consumable electronic product.In electronic product the flexibility of screen from Qu Ping to can any curved screens, then to spool electron-like screen.There is multinomial Display Technique for flexible display screen, such as OLED, flexible electronic ink screen etc. at present.This represents in the development of flexible electronic product, and the port from output of products to people has developed into ripe, and also lacks a kind of flexible solution being input to equipment from people at present.
Capacitive touch screen is as a kind of input mode most widely used on smart mobile phone, and it has prominent advantage.But, traditional capacitive touch screen receives numerous challenge when being applied to flexible field, and Major Difficulties is: 1) conductive material tin indium oxide is a kind of non-flexible material；2) the glass cover-plate inflexibility that capacitive touch screen uses；3) capacitive touch screen is thicker, and these features make existing capacitive touch screen be unfavorable for flexible curling.Therefore capacitive touch screen is applied in flexible electronic product, need to carry out the improvement of each side.
Graphene is a kind of two-dimensional material, its thickness only 0.34nm.It has good electric conductivity and flexibility, and light transmittance is higher.These factors determine graphene conductive film materials application in flexible capacitive touch screen, will be the perfect solutions solving above-mentioned great number of issues.
Summary of the invention
In view of this, the purpose of this utility model is to provide a kind of graphene roll musical form capacitive touch screen, it is possible to realize the purpose of flexibility curling.
For reaching above-mentioned purpose, this utility model following technical scheme of offer:
A kind of graphene roll musical form capacitive touch screen, including flexible cover plate and be fitted in the functional layer below described flexible cover plate, described functional layer includes at least two-layer Graphene functional layer together bonded to each other, is positioned at described Graphene functional layer topmost and is fitted and connected with described flexible cover plate；Described Graphene functional layer includes base material, is provided with graphene conductive film in the middle part of described substrate upper surface, and the both sides setting regions of described graphene conductive film is respectively equipped with the conductive metallic material being positioned at described substrate upper surface.
Further, OCA optical cement is all used to fit between Graphene functional layer and between described Graphene functional layer and described flexible cover plate topmost described in adjacent two layers.
Further, described flexible cover plate uses PET material to make.
Further, described base material uses PI or PET material to make.
Further, the thickness of described base material is less than 20um.
The beneficial effects of the utility model are:
Graphene roll musical form capacitive touch screen of the present utility model, uses Graphene as conductive material, utilizes graphene conductive film 180 degree to bend all without the feature affecting electric conductivity, for capacitive touch screen, can realize the purpose of flexible curling.
Use the material capacitance plate protective layers the most such as PET flexible cover plate, rupture pressure disc, the shortcoming that traditional cover-plate glass inflexibility can be overcome；Transfer graphene to thickness less than < on the matrix material such as PI, PET of 20 μm, can the thickness of the most thinning capacitive touch screen, thus from thickness, overcome the defect that traditional capacitance screen thickness is big.
Accompanying drawing explanation
In order to make the purpose of this utility model, technical scheme and beneficial effect clearer, this utility model provides drawings described below to illustrate:
Fig. 1 is the structural representation of this utility model graphene roll musical form capacitive touch screen embodiment；
Fig. 2 is the flow chart of this utility model graphene roll musical form capacitive touch screen manufacture method.
Detailed description of the invention
The utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings, so that those skilled in the art can be better understood from this utility model and can be practiced, but illustrated embodiment is not as to restriction of the present utility model.
As it is shown in figure 1, be the structural representation of this utility model graphene roll musical form capacitive touch screen embodiment.The graphene roll musical form capacitive touch screen of the present embodiment, including flexible cover plate 1 be fitted in the functional layer below flexible cover plate 1, functional layer includes at least two-layer Graphene functional layer together bonded to each other, is positioned at Graphene functional layer topmost and is fitted and connected with flexible cover plate 1.The Graphene functional layer of the present embodiment includes that base material 2, base material 2 upper surface middle part are provided with graphene conductive film 3, and the both sides setting regions of graphene conductive film 3 is respectively equipped with the conductive metallic material 4 being positioned at base material 2 upper surface.The functional layer of the present embodiment includes two-layer Graphene functional layer together bonded to each other.
Further, OCA optical cement 5 is all used to fit between adjacent two layers Graphene functional layer and between Graphene functional layer and flexible cover plate topmost.The flexible cover plate 1 of the present embodiment uses PET material to make, and base material 2 uses PI or PET material to make, and the base material 2 of the present embodiment uses PET material to make, and the thickness of base material 2 is less than 20um.
The graphene roll musical form capacitive touch screen of the present embodiment, uses Graphene as conductive material, utilizes graphene conductive film 180 degree to bend all without the feature affecting electric conductivity, for capacitive touch screen, can realize the purpose of flexible curling.
Elaborating the detailed description of the invention of graphene roll musical form capacitive touch screen manufacture method below in conjunction with above-mentioned graphene roll musical form capacitive touch screen, this graphene roll musical form capacitive touch screen manufacture method comprises the steps:
1) Graphene functional layer is made:
A. being transferred on base material 2 by graphene conductive film 3, and graphene conductive film 3 is patterned process, to realize certain conductive pattern, concrete, the graphene conductive film 3 of the present embodiment uses vapour deposition process to generate on Copper Foil；
B. at the setting regions conductive metal deposition material 4 of graphene conductive film 3 both sides, and graphene conductive film 3 external circuits is formed, to realize Graphene internal circuit external connecting function；
2) Graphene functional layer being fit together and obtain functional layer, concrete, the functional layer of the present embodiment includes two-layer Graphene functional layer together bonded to each other, and uses OCA optical cements to fit together in two layer graphene functional layers；
3) functional layer is fit together with flexible cover plate 1, between functional layer and the flexible cover plate 1 of the present embodiment, use the laminating of OCA optical cement.
Embodiment described above is only the preferred embodiment lifted by absolutely proving this utility model, and protection domain of the present utility model is not limited to this.The equivalent that those skilled in the art are made on the basis of this utility model substitutes or conversion, all within protection domain of the present utility model.Protection domain of the present utility model is as the criterion with claims.
Claims (5)
1. a graphene roll musical form capacitive touch screen, it is characterized in that: include flexible cover plate and be fitted in the functional layer below described flexible cover plate, described functional layer includes at least two-layer Graphene functional layer together bonded to each other, is positioned at described Graphene functional layer topmost and is fitted and connected with described flexible cover plate；Described Graphene functional layer includes base material, is provided with graphene conductive film in the middle part of described substrate upper surface, and the both sides setting regions of described graphene conductive film is respectively equipped with the conductive metallic material being positioned at described substrate upper surface.
Graphene roll musical form capacitive touch screen the most according to claim 1, it is characterised in that: all use OCA optical cement to fit between Graphene functional layer and between described Graphene functional layer and described flexible cover plate topmost described in adjacent two layers.
Graphene roll musical form capacitive touch screen the most according to claim 1, it is characterised in that: described flexible cover plate uses PET material to make.
Graphene roll musical form capacitive touch screen the most according to claim 1, it is characterised in that: described base material uses PI or PET material to make.
5. according to the graphene roll musical form capacitive touch screen described in any one of claim 1-4, it is characterised in that: the thickness of described base material is less than 20um.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620113377.2U CN205507734U (en) | 2016-02-04 | 2016-02-04 | Graphite alkene formula capacitive touch screen that curls |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620113377.2U CN205507734U (en) | 2016-02-04 | 2016-02-04 | Graphite alkene formula capacitive touch screen that curls |
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| CN205507734U true CN205507734U (en) | 2016-08-24 |
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| CN201620113377.2U Active CN205507734U (en) | 2016-02-04 | 2016-02-04 | Graphite alkene formula capacitive touch screen that curls |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108490040A (en) * | 2018-02-23 | 2018-09-04 | 天智羲王管道科技有限公司 | Graphene gas is printed on one side capacitive sensing structure |
| CN109817674A (en) * | 2019-01-30 | 2019-05-28 | 武汉华星光电半导体显示技术有限公司 | A kind of backboard and its display panel |
-
2016
- 2016-02-04 CN CN201620113377.2U patent/CN205507734U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108490040A (en) * | 2018-02-23 | 2018-09-04 | 天智羲王管道科技有限公司 | Graphene gas is printed on one side capacitive sensing structure |
| CN109817674A (en) * | 2019-01-30 | 2019-05-28 | 武汉华星光电半导体显示技术有限公司 | A kind of backboard and its display panel |
| WO2020155407A1 (en) * | 2019-01-30 | 2020-08-06 | 武汉华星光电半导体显示技术有限公司 | Back plate and display panel comprising same |
| US11056671B2 (en) | 2019-01-30 | 2021-07-06 | Wuhan China Star Optoelectronics Semiconductor Display Technology Co., Ltd. | Backplate having graphene layer on polyethylene terephthalate layer and flexible display panel thereof |
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