CN208562206U - A kind of electromagnetic shielding adhesive tape - Google Patents
A kind of electromagnetic shielding adhesive tape Download PDFInfo
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- CN208562206U CN208562206U CN201820902354.9U CN201820902354U CN208562206U CN 208562206 U CN208562206 U CN 208562206U CN 201820902354 U CN201820902354 U CN 201820902354U CN 208562206 U CN208562206 U CN 208562206U
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- shielding
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- adhesive layer
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Abstract
The utility model discloses a kind of electromagnetic shielding adhesive tapes; it include: release film, adhesive layer, shielding substrate, conductive shielding layer and protective film; conductive shielding layer is located at shielding substrate one side; adhesive layer is coated in the another side that conductive shielding layer is corresponded on shielding substrate; release film is covered in adhesive layer, and protective film is covered on conductive shielding layer；The conductive shielding layer is metal layer or transparent conductive polymer layer.By the above-mentioned means, the utility model has ultra-thin thickness；It can satisfy ultra-thin and transparent visual shielding demand；Manufacture craft is simple, shortens manufacturing process, save the cost.
Description
Technical field
The utility model relates to shielding tape fields, more particularly to a kind of electromagnetic shielding adhesive tape.
Background technique
It is each for more and more electronic equipments, such as mobile phone, PDA, PDP, LCD display, laptop, duplicator
The shielding demand of some components, circuit, is usually selected at surface mount screened film, at present more extensive skill in kind product
Art is the metal material adhesive tape either electricity conductive cloth tape with substrate, thickness (being generally 50um~200um) and size
It is all bigger, be not suitable with it is lightening after shielding demand.And because there is certain thickness, needed shielding tape to be affixed on
When shielding position, electromagnetic exposure easily is generated in side.
Utility model content
The utility model ensure that shielding tape mainly solving the technical problems that provide a kind of electromagnetic shielding adhesive tape
The thickness reduction of shielding tape arrived while mechanical strength and tensile strength ultimate attainment；The transparent of electric conductivity superelevation can be used
Polymer does conductive layer, meets ultra-thin and transparent visual shielding demand, has superiority in military project and other form display fields；
This electromagnetic shielding adhesive tape manufacture craft is simple, shortens manufacturing process, save the cost.
In order to solve the above technical problems, the technical solution that the utility model uses is: providing a kind of electromagnetic shielding glue
Band, comprising: release film, adhesive layer, shielding substrate, conductive shielding layer and protective film, conductive shielding layer are located at shielding substrate one side,
Adhesive layer is coated in the another side that conductive shielding layer is corresponded on shielding substrate, and release film is covered in adhesive layer, protective film covering
On conductive shielding layer；The conductive shielding layer is transparent conductive polymer layer.
Further, the transparent conductive polymer layer is transferred to screen using roller coating or intaglio plate, letterpress coating method
Cover substrate surface.
Further, the material of the transparent conductive polymer layer is PEDOT, such as Orgacon EL-P3040 ink.
Further, the shielding substrate material is PET, PI, PU, PMMA or PC, and shielding base material thickness is 1~10um.
Further, the adhesive layer is conductive adhesive layer, and effective conductive compositions are graphene, it can be achieved that Z-direction is conductive.
Further, the adhesive layer, shielding substrate, conductive shielding layer general thickness in 5~10um.
The beneficial effects of the utility model are: the electromagnetic shielding adhesive tape of the utility model has used ultra-thin substrate layer, material
It is of fine quality to select polyimides, preferred thickness 0.003mm, it ensure that the mechanical strength and tensile strength of shielding tape, while will be thick
Degree has been compressed to ultimate attainment, and polyimides can be in -200 DEG C~400 DEG C holding chemical stabilization；The electromagnetic shielding glue of the utility model
Band coats transparent conductive polymer on Ultrathin substrate surface using coating method, eliminates conventional conductive adhesive plaster and needs to use adhesive
The technique of composite conductive layers shortens manufacturing process, save the cost.Transparent conductive polymer compares the conductive material of metal class
It is high to learn stability, no metal reflective, usage comfort is good, while meeting the shielding demand of ultra-thin, transparent visual, high-low temperature resistant,
There is superiority in military project and other form display fields.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of one preferred embodiment of electromagnetic shielding adhesive tape of the utility model.
The components in the drawings are labeled as follows: 1, release film；2, adhesive layer；3, substrate is shielded；4, conductive shielding layer；5, it protects
Cuticula.
Specific embodiment
The preferred embodiment of the utility model is described in detail with reference to the accompanying drawing, so that the advantages of the utility model
It can be easier to be readily appreciated by one skilled in the art with feature, to make the protection scope of the utility model apparent clear
Define.
It is described in further detail below with reference to Fig. 1 and specific embodiment:
Embodiment:
A kind of electromagnetic shielding adhesive tape, comprising: release film 1, adhesive layer 2, shielding substrate 3, conductive shielding layer 4 and protective film 5,
Conductive shielding layer 4 is located at 3 one side of shielding substrate, and adhesive layer 2 is coated in the another side that conductive shielding layer 4 is corresponded on shielding substrate 3,
Release film 1 is covered in adhesive layer 2, and protective film 2 is covered on conductive shielding layer 4；Shielding 3 material of substrate is polyimides, thick
Preferably 3 μm of degree；The conductive shielding layer 4 is transparent conductive polymer layer.The release film 1 is PET film, with a thickness of
0.05mm ensure that certain mechanical strength, in process not pliable damage.The adhesive layer 2 is transparent graphene
Adhesive layer, can be heat-sensitive glue, polyacrylic acid glue, epoxide-resin glue, and polyurethane adhesive etc. is one such, it is preferable to use polypropylene
Sour glue, viscosity are 400g/inch or more.
The conductive shielding layer 4 is to be based on such as Orgacon EL-P3040 for a kind of transparence blue conducting polymer
The conductive material of PEDOT/PSS (poly- 3,4-rthylene dioxythiophene/poly styrene sulfonate).PEDOT solid content 2%, uses roller bearing
The mode of coating, application rate 5m/min, room temperature coating are dried by 60 DEG C of roll-to-roll IR baking oven dry out solvent after coating
About 3min of dry time, drying rate keep 3m/min, after by 150 DEG C of bakings annealing, annealing time 30min obtains thickness about
For the conductive polymer coating of 1~2nm, conductivity reaches 500s/cm.The protective film layer 5 can be PU, PE, PC, PET material
It is one such, in the present embodiment select PE material, thickness 25um.The present embodiment using transparent conductive polymer formation because being led
Shield layer, what is obtained is transparent ultra-thin shielding tape, can be widely used in form and the shielding neck of other transparency requirements
In domain.
The above description is only the embodiments of the present invention, and therefore it does not limit the scope of the patent of the utility model, all
Equivalent structure made based on the specification and figures of the utility model is applied directly or indirectly in other relevant technologies
Field is also included in the patent protection scope of the utility model.
Claims (6)
1. a kind of electromagnetic shielding adhesive tape characterized by comprising release film, adhesive layer, shielding substrate, conductive shielding layer and guarantor
Cuticula, conductive shielding layer are located at shielding substrate one side, and adhesive layer is coated in the another side that conductive shielding layer is corresponded on shielding substrate,
Release film is covered in adhesive layer, and protective film is covered on conductive shielding layer；The conductive shielding layer is transparent conductive polymer
Layer.
2. a kind of electromagnetic shielding adhesive tape according to claim 1, it is characterised in that: the transparent conductive polymer layer uses
Roller coating or intaglio plate, letterpress coating method are transferred to shielding substrate surface.
3. a kind of electromagnetic shielding adhesive tape according to claim 2, it is characterised in that: the material of the transparent conductive polymer layer
Matter is PEDOT, graphene or carbon nanotube.
4. a kind of electromagnetic shielding adhesive tape according to claim 3, it is characterised in that: the shielding substrate material be PET,
PI, PU, PMMA or PC, shielding base material thickness are 1~10um.
5. a kind of electromagnetic shielding adhesive tape according to claim 4, it is characterised in that: the adhesive layer is conductive adhesive layer,
The effective conductive compositions of conductive adhesive layer are graphenes, and conductive adhesive layer can realize Z-direction conduction.
6. a kind of electromagnetic shielding adhesive tape according to claim 5, it is characterised in that: the adhesive layer, shielding substrate, conduction
The general thickness of shielded layer is in 5~10um.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820902354.9U CN208562206U (en) | 2018-06-12 | 2018-06-12 | A kind of electromagnetic shielding adhesive tape |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820902354.9U CN208562206U (en) | 2018-06-12 | 2018-06-12 | A kind of electromagnetic shielding adhesive tape |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208562206U true CN208562206U (en) | 2019-03-01 |
Family
ID=65484333
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820902354.9U Active CN208562206U (en) | 2018-06-12 | 2018-06-12 | A kind of electromagnetic shielding adhesive tape |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208562206U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110591579A (en) * | 2019-08-13 | 2019-12-20 | 深圳烯湾科技有限公司 | Electromagnetic shielding heat dissipation film and preparation method and application thereof |
| WO2021175138A1 (en) * | 2020-03-06 | 2021-09-10 | 欧菲光集团股份有限公司 | Display module and electronic device |
-
2018
- 2018-06-12 CN CN201820902354.9U patent/CN208562206U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110591579A (en) * | 2019-08-13 | 2019-12-20 | 深圳烯湾科技有限公司 | Electromagnetic shielding heat dissipation film and preparation method and application thereof |
| CN110591579B (en) * | 2019-08-13 | 2021-08-31 | 深圳烯湾科技有限公司 | Electromagnetic shielding heat dissipation film and preparation method and application thereof |
| WO2021175138A1 (en) * | 2020-03-06 | 2021-09-10 | 欧菲光集团股份有限公司 | Display module and electronic device |
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