CN204185424U - For the adhesive tape of electromagnetic wave shielding - Google Patents
For the adhesive tape of electromagnetic wave shielding Download PDFInfo
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- CN204185424U CN204185424U CN201420501107.XU CN201420501107U CN204185424U CN 204185424 U CN204185424 U CN 204185424U CN 201420501107 U CN201420501107 U CN 201420501107U CN 204185424 U CN204185424 U CN 204185424U
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- adhesive layer
- electromagnetic wave
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Abstract
The utility model discloses a kind of adhesive tape for electromagnetic wave shielding, comprises PET insulation layer, metal level, suction ripple layer and separated type material layer; Be provided with the first adhesive layer between PET insulation layer and metal level, be provided with the second adhesive layer between described metal level and suction ripple layer, the surface that described metal level contacts with suction ripple layer is provided with several prismatic protrusions portions arranged in parallel; The 3rd adhesive layer, layer of polypropylene foil and the 4th adhesive layer is disposed with between described suction ripple layer and separated type material layer.The utility model is used for the utilization ratio that the adhesive tape of electromagnetic wave shielding improves metal layer reflection electromagnetic field, and arranging of metal level can form re-absorption effect, significantly improves the effect that the absorbing property of adhesive tape and proof voltage puncture.
Description
Technical field
The utility model belongs to technical field of electronic materials, particularly relates to a kind of adhesive tape for electromagnetic wave shielding.
Background technology
The application of electronic product is more and more wider, and electronic product operationally generates electromagnetic waves usually.In order to reduce electromagnetic interference, one is needed to have the suction ripple film inhaling wave energy.At present, microminiaturized, Highgrade integration is the main trend of electronic product development, and the internal space of these products is relatively narrow and small.In absorbing material, patch-type absorbing material thickness is thin, easy to use, for reduction electromagnetic radiation, prevents electromagnetic interference from having good effect, is relatively applicable to being applied in electronic product.Therefore, design and develop that thickness is thin, quality is light, be applicable to small space, improves the utilization ratio electromagnetic wave absorbent material of complex metal layer reflection of electromagnetic, becomes the direction that those skilled in the art make great efforts.
Summary of the invention
The utility model provides a kind of adhesive tape for electromagnetic wave shielding, and this adhesive tape for electromagnetic wave shielding improves the utilization ratio of metal layer reflection electromagnetic field, and arranging of metal level can form re-absorption effect, significantly improves the absorbing property of adhesive tape.
For achieving the above object, the technical solution adopted in the utility model is: a kind of adhesive tape for electromagnetic wave shielding, comprises PET insulation layer, metal level, suction ripple layer and separated type material layer; Be provided with the first adhesive layer between PET insulation layer and metal level, be provided with the second adhesive layer between described metal level and suction ripple layer, the surface that described metal level contacts with suction ripple layer is provided with several prismatic protrusions portions arranged in parallel; The 3rd adhesive layer, layer of polypropylene foil and the 4th adhesive layer is disposed with between described suction ripple layer and separated type material layer.
The technical scheme improved further in technique scheme is as follows:
1, in such scheme, the thickness of described first adhesive layer is less than the thickness of the second adhesive layer, and the thickness of described second adhesive layer is less than the 3rd adhesive layer.
2, in such scheme, the Thickness Ratio of described PET insulation layer and layer of polypropylene foil is 10:4 ~ 6.
Because technique scheme is used, the utility model compared with prior art has following advantages:
The utility model is used for the adhesive tape of electromagnetic wave shielding, and which raises the utilization ratio of metal layer reflection electromagnetic field, arranging of metal level can form re-absorption effect, significantly improves the absorbing property of adhesive tape; Secondly, its PET insulation layer is positioned at outside metal level and improves suction ripple film strength, and again, it is inhaled between ripple layer and separated type material layer and is disposed with the 3rd adhesive layer, layer of polypropylene foil and the 4th adhesive layer, has increased substantially the effect that its proof voltage punctures.
Accompanying drawing explanation
Accompanying drawing 1 is for the utility model is for the adhesive tape structure schematic diagram of electromagnetic wave shielding.
In above accompanying drawing: 1, PET insulation layer; 2, metal level; 3, ripple layer is inhaled; 4, separated type material layer; 5, the first adhesive layer; 6, the second adhesive layer; 7, the 3rd adhesive layer; 8, prismatic protrusions portion; 9, the 4th adhesive layer; 10, layer of polypropylene foil.
Embodiment
Below in conjunction with drawings and Examples, the utility model is further described:
Embodiment 1: a kind of adhesive tape for electromagnetic wave shielding, comprises PET insulation layer 1, metal level 2, inhales ripple layer 3 and separated type material layer 4; Be provided with the first adhesive layer 5 between PET insulation layer 1 and metal level 2, be provided with the second adhesive layer 6 between described metal level 2 and suction ripple layer 3, the surface that described metal level 2 contacts with suction ripple layer 3 is provided with several prismatic protrusions portions 8 arranged in parallel; The 3rd adhesive layer 7, layer of polypropylene foil 10 and the 4th adhesive layer 9 is disposed with between described suction ripple layer 3 and separated type material layer 4.
Inhale ripple layer by soft magnetic powder and macromolecule matrix is mixing forms, the hertzian wave discharged by electronic product converts the energy of heat energy or other form to reach the effect reducing electromagnetic radiation in the mode such as electrical loss, magnetic loss, within the scope of 2 ~ 18GHz, there is good absorption, the reflection of electromagnetic wave resorption ripple layer of incidence can be formed re-absorption effect.
Above-mentioned PET insulation layer 1 thickness is 6 microns; Described PET insulation layer 1 is 10:5 with the Thickness Ratio of layer of polypropylene foil 10.
Embodiment 2: a kind of adhesive tape for electromagnetic wave shielding, comprises PET insulation layer 1, metal level 2, inhales ripple layer 3 and separated type material layer 4; Be provided with the first adhesive layer 5 between PET insulation layer 1 and metal level 2, be provided with the second adhesive layer 6 between described metal level 2 and suction ripple layer 3, the surface that described metal level 2 contacts with suction ripple layer 3 is provided with several prismatic protrusions portions 8 arranged in parallel; The 3rd adhesive layer 7, layer of polypropylene foil 10 and the 4th adhesive layer 9 is disposed with between described suction ripple layer 3 and separated type material layer 4.
Inhale ripple layer by soft magnetic powder and macromolecule matrix is mixing forms, the hertzian wave discharged by electronic product converts the energy of heat energy or other form to reach the effect reducing electromagnetic radiation in the mode such as electrical loss, magnetic loss, within the scope of 2 ~ 18GHz, there is good absorption, the reflection of electromagnetic wave resorption ripple layer of incidence can be formed re-absorption effect.
Above-mentioned PET insulation layer 1 thickness is 8 microns; Described first adhesive layer 5, second adhesive layer 6 and the 3rd adhesive layer 7 are esters of acrylic acid adhesive layer; Described PET insulation layer 1 is 10:4 with the Thickness Ratio of layer of polypropylene foil 10.
The thickness of above-mentioned first adhesive layer 5 is less than the thickness of the second adhesive layer 6, and the thickness of described second adhesive layer 7 is less than the 3rd adhesive layer 7.
Absorbing property adopts the arc method of testing of reflectivity to detect, and minimum reflectance is lower than-10dB.
When adopting the above-mentioned adhesive tape for electromagnetic wave shielding, which raises the utilization ratio of metal layer reflection electromagnetic field, arranging of metal level can form re-absorption effect, significantly improves the absorbing property of adhesive tape; Secondly, its PET insulation layer is positioned at outside metal level and improves suction ripple film strength, and again, it is inhaled between ripple layer and separated type material layer and is disposed with the 3rd adhesive layer, layer of polypropylene foil and the 4th adhesive layer, has increased substantially the effect that its proof voltage punctures.
Above-described embodiment, only for technical conceive of the present utility model and feature are described, its object is to person skilled in the art can be understood content of the present utility model and implement according to this, can not limit protection domain of the present utility model with this.All equivalences done according to the utility model spirit change or modify, and all should be encompassed within protection domain of the present utility model.
Claims (3)
1. for an adhesive tape for electromagnetic wave shielding, it is characterized in that: comprise PET insulation layer (1), metal level (2), inhale ripple layer (3) and separated type material layer (4); The first adhesive layer (5) is provided with between PET insulation layer (1) and metal level (2), be provided with the second adhesive layer (6) between described metal level (2) and suction ripple layer (3), the surface that described metal level (2) contacts with suction ripple layer (3) is provided with several prismatic protrusions portions (8) arranged in parallel; The 3rd adhesive layer (7), layer of polypropylene foil (10) and the 4th adhesive layer (9) is disposed with between described suction ripple layer (3) and separated type material layer (4).
2. the adhesive tape for electromagnetic wave shielding according to claim 1, is characterized in that: the thickness of described first adhesive layer (5) is less than the thickness of the second adhesive layer (6), and the thickness of described second adhesive layer (7) is less than the 3rd adhesive layer (7).
3. the adhesive tape for electromagnetic wave shielding according to claim 1, is characterized in that: described PET insulation layer (1) is 10:4 ~ 6 with the Thickness Ratio of layer of polypropylene foil (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420501107.XU CN204185424U (en) | 2014-09-01 | 2014-09-01 | For the adhesive tape of electromagnetic wave shielding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420501107.XU CN204185424U (en) | 2014-09-01 | 2014-09-01 | For the adhesive tape of electromagnetic wave shielding |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204185424U true CN204185424U (en) | 2015-03-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420501107.XU Active CN204185424U (en) | 2014-09-01 | 2014-09-01 | For the adhesive tape of electromagnetic wave shielding |
Country Status (1)
| Country | Link |
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| CN (1) | CN204185424U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106376227A (en) * | 2015-07-21 | 2017-02-01 | 上海徕木电子股份有限公司 | Manufacturing process for insulation shielding case |
| CN107142039A (en) * | 2017-06-27 | 2017-09-08 | 深圳市佰瑞兴实业有限公司 | A kind of solvent-proof suction ripple shielding tape |
| CN108239491A (en) * | 2015-05-21 | 2018-07-03 | 江苏斯迪克新材料科技股份有限公司 | Electro-magnetic wave absorption film |
| CN111621244A (en) * | 2020-05-26 | 2020-09-04 | 苏州德佑胶带技术有限公司 | Conductive adhesive tape, electromagnetic shielding adhesive tape and preparation method of electromagnetic shielding adhesive tape |
| CN112143403A (en) * | 2020-10-13 | 2020-12-29 | 衡山县佳诚新材料有限公司 | Adhesive tape with function of buffering electromagnetic wave radiation prevention and manufacturing method thereof |
-
2014
- 2014-09-01 CN CN201420501107.XU patent/CN204185424U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108239491A (en) * | 2015-05-21 | 2018-07-03 | 江苏斯迪克新材料科技股份有限公司 | Electro-magnetic wave absorption film |
| CN108251004A (en) * | 2015-05-21 | 2018-07-06 | 江苏斯迪克新材料科技股份有限公司 | Composite electromagnetic absorbs pad pasting |
| CN106376227A (en) * | 2015-07-21 | 2017-02-01 | 上海徕木电子股份有限公司 | Manufacturing process for insulation shielding case |
| CN107142039A (en) * | 2017-06-27 | 2017-09-08 | 深圳市佰瑞兴实业有限公司 | A kind of solvent-proof suction ripple shielding tape |
| CN111621244A (en) * | 2020-05-26 | 2020-09-04 | 苏州德佑胶带技术有限公司 | Conductive adhesive tape, electromagnetic shielding adhesive tape and preparation method of electromagnetic shielding adhesive tape |
| CN112143403A (en) * | 2020-10-13 | 2020-12-29 | 衡山县佳诚新材料有限公司 | Adhesive tape with function of buffering electromagnetic wave radiation prevention and manufacturing method thereof |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |