CN107589783A - A kind of electromagnetic shielding panel and the screening arrangement comprising the electromagnetic shielding panel - Google Patents
A kind of electromagnetic shielding panel and the screening arrangement comprising the electromagnetic shielding panel Download PDFInfo
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- CN107589783A CN107589783A CN201710693204.1A CN201710693204A CN107589783A CN 107589783 A CN107589783 A CN 107589783A CN 201710693204 A CN201710693204 A CN 201710693204A CN 107589783 A CN107589783 A CN 107589783A
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- electromagnetic shielding
- shielding panel
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- 238000012216 screening Methods 0.000 title claims description 13
- 239000000463 material Substances 0.000 claims abstract description 41
- 239000000758 substrate Substances 0.000 claims abstract description 17
- 230000001788 irregular Effects 0.000 claims description 9
- 239000004020 conductor Substances 0.000 claims description 7
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 claims description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical group [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 3
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 3
- 239000004411 aluminium Substances 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 229910021389 graphene Inorganic materials 0.000 claims description 3
- 229910052742 iron Inorganic materials 0.000 claims description 3
- 229910052759 nickel Inorganic materials 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 3
- 239000011347 resin Substances 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 229910052709 silver Inorganic materials 0.000 claims description 3
- 239000004332 silver Substances 0.000 claims description 3
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims 1
- RHZWSUVWRRXEJF-UHFFFAOYSA-N indium tin Chemical compound [In].[Sn] RHZWSUVWRRXEJF-UHFFFAOYSA-N 0.000 claims 1
- 229910052760 oxygen Inorganic materials 0.000 claims 1
- 239000001301 oxygen Substances 0.000 claims 1
- 238000010276 construction Methods 0.000 abstract description 2
- 238000001746 injection moulding Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 229910052751 metal Inorganic materials 0.000 description 3
- 239000002184 metal Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- PPBRXRYQALVLMV-UHFFFAOYSA-N Styrene Chemical compound C=CC1=CC=CC=C1 PPBRXRYQALVLMV-UHFFFAOYSA-N 0.000 description 2
- 229920001577 copolymer Polymers 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- MRNHPUHPBOKKQT-UHFFFAOYSA-N indium;tin;hydrate Chemical compound O.[In].[Sn] MRNHPUHPBOKKQT-UHFFFAOYSA-N 0.000 description 2
- 229920001707 polybutylene terephthalate Polymers 0.000 description 2
- -1 polyethylene Polymers 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- DHKHKXVYLBGOIT-UHFFFAOYSA-N 1,1-Diethoxyethane Chemical compound CCOC(C)OCC DHKHKXVYLBGOIT-UHFFFAOYSA-N 0.000 description 1
- 239000004425 Makrolon Substances 0.000 description 1
- 239000004952 Polyamide Substances 0.000 description 1
- 239000004698 Polyethylene Substances 0.000 description 1
- 239000004721 Polyphenylene oxide Substances 0.000 description 1
- 239000004793 Polystyrene Substances 0.000 description 1
- 239000011354 acetal resin Substances 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 238000009954 braiding Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- LTYMSROWYAPPGB-UHFFFAOYSA-N diphenyl sulfide Chemical compound C=1C=CC=CC=1SC1=CC=CC=C1 LTYMSROWYAPPGB-UHFFFAOYSA-N 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005323 electroforming Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000012806 monitoring device Methods 0.000 description 1
- 229920002239 polyacrylonitrile Polymers 0.000 description 1
- 229920002647 polyamide Polymers 0.000 description 1
- 229920000515 polycarbonate Polymers 0.000 description 1
- 229920000573 polyethylene Polymers 0.000 description 1
- 229920006324 polyoxymethylene Polymers 0.000 description 1
- 229920006380 polyphenylene oxide Polymers 0.000 description 1
- 229920002223 polystyrene Polymers 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- QQONPFPTGQHPMA-UHFFFAOYSA-N propylene Natural products CC=C QQONPFPTGQHPMA-UHFFFAOYSA-N 0.000 description 1
- 125000004805 propylene group Chemical group [H]C([H])([H])C([H])([*:1])C([H])([H])[*:2] 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 238000004544 sputter deposition Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
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- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The present invention relates to a kind of electromagnetic shielding panel, and comprising substrate layer and conductive layer, the conductive layer is arranged on the first base material layer surface, and the size of the conductive layer is more than the size of substrate layer.The invention further relates to a kind of electromagnetic screen, the electromagnetic screen includes one or more electromagnetic shielding box being made up of the electromagnetic shielding panel.The electromagnetic shielding panel, it is simple in construction, easy to use, cost is low, it can effectively shield external or internal electromagnetic interference.
Description
Technical field
The invention belongs to electromangnetic spectrum field, and in particular to a kind of electromagnetic shielding panel with electromagnetic shielding capability
And the screening arrangement comprising the electromagnetic shielding panel.
Background technology
The electromagnetic interference that electronic equipment is subject in use is more and more, influence it is increasingly severe, it is especially accurate
Electronic equipment.Electromagnetic shielding uses very extensive on electronic product, is typically used in the back side of electronic product and side, and
What electronic product was subject to is electromagnetic interference of the 360 deg without dead angle, therefore only the shielding back side and side can not shield completely
Cover electromagnetic interference.
In the prior art, such as the side of mobile terminal and north are both provided with corresponding electronic shield device, still
Positive transparent display screen, electromagnetic interference outwardly and inwardly can not be shielded.Transparent window in aircraft cockpit, not only to shield
Outside electromagnetic interference, also to shield the electromagnetic interference of inside.These above-mentioned transparent windows, display terminal, all suffer from inside and outside
Electromagnetic interference problem.
In terms of the electromagnetic shielding of electronic equipment, it is one of purpose to prevent external interference, and another purpose is exactly
The radiation interference others electronic product of itself is prevented, or is monitored by other monitoring devices.In order to avoid electromagnetic interference is produced
Raw influence, the method that prior art uses metal forging typically using metal wire braided metal net or directly, but these sides
It is exactly that the electromagnetic shielding panel that can not make arbitrary shape comes while shields front, side, the back of the body that method, which all has a technical barrier,
The electromagnetic interference in face.Therefore, the electronic equipment that how without dead angle to be deshielded from 360 degree is done from electromagnetism internally and/or externally
Disturb, be the technical problem for being badly in need of solving.As electronic equipment tends to miniaturization and lightweight, and thickness more and more thinner, electronics are set
Standby electromagnetic leakage also becomes interference that is serious, while being also easily received external electromagnetic environment, therefore for visual electricity
The shielding requirements of sub- product are just higher.
The content of the invention
It is an object of the invention to provide a kind of electromagnetic shielding panel, the electromagnetic shielding panel can effectively deshield electronics
Equipment is from electromagnetic interference internally and/or externally.
The present invention is in order to solve the above technical problems, as follows using technical scheme：A kind of electromagnetic shielding panel, include one first
Substrate layer and a conductive layer, the conductive layer are arranged on the first base material layer surface, and the size of the conductive layer is more than the first base material layer
Size.
Further, the electromagnetic shielding panel also includes one second substrate layer, and second substrate layer is arranged on the conductive layer
The upper one side away from the first base material layer, the size of the conductive layer are more than the size of second substrate layer.
Further, the material of the first base material layer and second substrate layer is resin or plastics.
Further, the conductive layer is regular or irregular shape.
Further, the conductive material of the conductive layer is graphene, tin indium oxide, azo-compound or transparent conductive oxide
One kind in thing, or be at least one of copper, silver, aluminium, nickel, iron.
Further, the conductive layer is the conductive grid that is formed by conductive material, the conductive grid be shaped as rectangle,
One kind in square, rhombus, polygon or irregular shape.
Further, the thickness of the conductive layer is 10nm~50um, and its width is 100nm~30um, and its sheet resistance is 0.001
The ohms/square of ohms/square~50.
Further, the electromagnetic shielding panel is transparent panel or opaque panel.
The present invention also provides a kind of screening arrangement, and the screening arrangement includes one or more above-mentioned electromagnetic shielding panel.
Further, the screening arrangement includes the shielded box that is made up of six pieces of electromagnetic shielding panels, in the shielded box
Electromagnetic shielding panel is transparent panel or opaque panel.
The electromagnetic shielding panel of the present invention, it is simple in construction, easy to use, cost is low, the electromagnetic shielding of this arbitrary shape
Panel, the electromagnetic interference of shielded electronic equipment can be carried out from front simultaneously, side, the back side, can not only be outside shielded electronic equipment
Electromagnetic interference, moreover it is possible to the electronic interferences inside shielded electronic equipment.The electromagnetic shielding box being fabricated to by this electromagnetic shielding panel,
And the electromagnetic screen of this electromagnetic shielding box is included, 360 degree of electromagnetic shieldings without dead angle can be realized.
Brief description of the drawings
Fig. 1 is the structural representation of the electromagnetic shielding panel of the present invention.
Fig. 2 is the structure chart of another embodiment of the present invention.
Fig. 3 is the structural representation of the electromagnetic screen of the present invention.
Embodiment
Further to illustrate the present invention to reach the technological means and effect that predetermined purpose is taken, below in conjunction with accompanying drawing
And preferred embodiment, the embodiment of the present invention, structure, feature and effect are described in detail as follows.
Fig. 1 is the structural representation of the electromagnetic shielding panel 10 of the present invention.A kind of as shown in figure 1, electromagnetic shielding panel 10
Comprising a first base material layer 101 and a conductive layer 102, the conductive layer 102 is arranged on the surface of the first base material layer 101, the conductive layer
102 size is more than the size of the first base material layer 101.
Wherein, the conductive material of the conductive layer 102 is graphene, tin indium oxide, azo-compound or transparent conductive oxide
One kind in thing；Or it is at least one of copper, silver, aluminium, nickel or iron or stainless steel.The conductive layer 102 is to be formed by conductive material
Conductive grid, the width of the conductive grid is 100nm~30um, and its sheet resistance is the ohms/square of 0.001 ohms/square~50.
Specifically, one kind being shaped as in polygon, or irregular shape of the conductive grid, wherein, the polygon is rectangle, just
Square, rhombus etc..
Specifically, the thickness of the conductive layer 102 is 10nm~50um, and the size of the conductive layer 102 is more than the first base material layer
101 size, when the first base material layer 101 is connected with miscellaneous part (such as framework), because the size of conductive layer 102 is more than the
The size of one substrate layer 101, forms shirt rim, so conductive layer 102 can shield the first base material layer and/or conductive layer well
The electromagnetic interference in 102 outsides.This electromagnetic shielding panel not only shields the electromagnetic interference of inside, moreover it is possible to shields the electromagnetism of outside
Interference.When this electromagnetic shielding panel is transparent panel, when being particularly applied to display window, display screen, can shield well
Cover display window, display screen interior outside electromagnetic interference.
The electromagnetic shielding panel 10 of the present invention is transparent panel or opaque panel.Wherein, conductive layer 102 and the first base material
The combination of layer 101 is injection molding, nano impression, applying conductive material, electroforming growth, sputtering, spraying, braiding conduction
Silk or directly spread conductive mesh etc., as the preferred embodiment of the present invention, the knot of conductive layer 102 and the first base material layer 101
Conjunction mode is injection molding, that is to say, that the first base material layer 101 is that conductive layer 102 is worked into by way of injection molding
Surface.In the present embodiment, conductive layer 102 is arranged on the surface of the first base material layer 101, that is to say, that the conductive mesh of conductive layer 102
The side of lattice is provided with the first base material layer 101, it is only necessary to meets that the size of conductive layer 102 is more than the size of first basic unit's layer i.e.
Can, the thickness of the first base material layer 101 can design its thickness according to the resistance size of required conductive layer 102.The first base material layer 101
Material resin or plastics one kind, it is therefore preferable to it is makrolon, polyethylene, polyvinyl chloride, polyacrylonitrile, polystyrene, poly-
It is propylene, styrene/acrylonitrile copolymer, polyamide, acetal resin, polybutylene terephthalate (PBT), polyphenylene oxide, poly-
One kind in diphenyl sulfide, polymeric liquid crystal copolymer.
In an embodiment of the present invention, conductive layer 102 can be regular or irregular shape, and conductive layer 102 is arranged on
The surface of the first base material layer 101, conductive layer 102 can be any rule or irregular shape.One side conductive layer 102 is overall
Shape can be horizontal planar structure, or the curved-surface structure for being designed as detouring according to practical application；On the other hand lead
Electric layer 102 is preferably to be combined by way of injection molding with the first base material layer, the conductive grid of conductive layer can be rule or
Irregular network, such conductive layer 102 also form regular or irregular shape.Correspondingly, the first base material layer
101 are combined with conductive layer 102 by above-mentioned more work(techniques, so the shape of the first base material layer 101 and conductive layer 102 on the whole
Shape is consistent, that is to say, that the shape of conductive layer 102 determines the shape of conductive layer 102 and the entirety of the first base material layer 101.
Fig. 2 is the structure chart of another embodiment of the present invention, as best seen in figure 2, all embodiments in this implementation
Identical with embodiment one, its difference is：Electromagnetic shielding panel also includes one second substrate layer 103, second substrate layer 103
It is arranged on the one side away from the first base material layer 101, the size of the conductive layer 102 on the conductive layer 102 and is more than second base material
The size of layer 103.In the present embodiment, the both sides of conductive layer 102 are provided with the substrate layer 103 of the first base material layer 101 and second,
Similarly, the size of conductive layer 102 is respectively greater than the size of the substrate layer 103 of the first base material layer 101 and second, forms shirt rim.When
When the substrate layer 103 of the first base material layer 101 and second is connected with miscellaneous part (such as framework) respectively, due to the chi of conductive layer 102
It is very little larger and form shirt rim, so conductive layer 102 can shield outside the substrate layer 103 of the first base material layer 101 and/or second well
Side electromagnetic interference.This electromagnetic shielding panel not only shields the electromagnetic interference of inside, moreover it is possible to shields the electromagnetic interference of outside.When
When this electromagnetic shielding panel is transparent panel, when being particularly applied to display window, display screen, display can be shielded well and regarded
Window, the interior outside electromagnetic interference in display screen direction.
The present invention also provides a kind of screening arrangement 20, includes one or more electromagnetic shielding panel 10.Fig. 3 is of the invention
The structural representation of electromagnetic screen 20, please join Fig. 3, and in the present embodiment, the screening arrangement 20 is comprising by six blocks of electromagnetism
The shielded box that shielding panel 10 forms, the electromagnetic shielding panel 10 in the shielded box are transparent panel or opaque panel,
I.e. the conductive layer of six pieces of electromagnetic shielding panels 10 is to be made up of the conductive layer 102 using identical material, thickness, or six
Block is formed using the conductive layer 102 of different materials and thickness.Preferably, the conductive layer 102 of six pieces of electromagnetic shielding panels 10 uses
Identical material and thickness.This electromagnetic shielding box and the screening arrangement 20 comprising this electromagnetic shielding box, can be very good
Shield the electromagnetic interference inside or outside electromagnetic shielding box.
The above described is only a preferred embodiment of the present invention, any formal limitation not is made to the present invention, though
So the present invention is disclosed above with preferred embodiment, but is not limited to the present invention, any to be familiar with this professional technology people
Member, without departing from the scope of the present invention, when the technology contents using the disclosure above make a little change or modification
For the equivalent embodiment of equivalent variations, as long as being the technical spirit pair according to the present invention without departing from technical solution of the present invention content
Any simple modification, equivalent change and modification that above example is made, in the range of still falling within technical solution of the present invention.
Claims (10)
1. a kind of electromagnetic shielding panel, it is characterised in that comprising a first base material layer and a conductive layer, the conductive layer is arranged on this
The first base material layer surface, the size of the conductive layer are more than the size of the first base material layer.
2. electromagnetic shielding panel as claimed in claim 1, it is characterised in that the electromagnetic shielding panel also includes one second base material
Layer, second substrate layer are arranged on the one side away from the first base material layer on the conductive layer, the size of the conductive layer be more than this
The size of two substrate layers.
3. electromagnetic shielding panel as claimed in claim 1 or 2, it is characterised in that the first base material layer and second substrate layer
Material be resin or plastics.
4. electromagnetic shielding panel as claimed in claim 1, it is characterised in that：The conductive layer is regular or irregular shape.
5. electromagnetic shielding panel as claimed in claim 1, it is characterised in that：The conductive material of the conductive layer is graphene, oxygen
Change one kind in indium tin, azo-compound or transparent conductive oxide, or be at least one of copper, silver, aluminium, nickel, iron.
6. electromagnetic shielding panel as claimed in claim 1, it is characterised in that：The conductive layer is the conduction formed by conductive material
Grid, one kind being shaped as in rectangle, square, rhombus, polygon or irregular shape of the conductive grid.
7. electromagnetic shielding panel as claimed in claim 1, it is characterised in that：The thickness of the conductive layer is 10nm~50um, its
Width is 100nm~30um, and its sheet resistance is the ohms/square of 0.001 ohms/square~50.
8. electromagnetic shielding panel as claimed in claim 1, it is characterised in that：The electromagnetic shielding panel is transparent panel or impermeable
Bright panel.
9. a kind of screening arrangement, it is characterised in that the screening arrangement includes one or more as any one in claim 1 to 8
Electromagnetic shielding panel described in.
10. screening arrangement as claimed in claim 9, it is characterised in that：The screening arrangement is included by six pieces of electromagnetic screen lee-sides
The shielded box of plate composition, the electromagnetic shielding panel in the shielded box is transparent panel or opaque panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710693204.1A CN107589783A (en) | 2017-08-14 | 2017-08-14 | A kind of electromagnetic shielding panel and the screening arrangement comprising the electromagnetic shielding panel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710693204.1A CN107589783A (en) | 2017-08-14 | 2017-08-14 | A kind of electromagnetic shielding panel and the screening arrangement comprising the electromagnetic shielding panel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107589783A true CN107589783A (en) | 2018-01-16 |
Family
ID=61042265
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710693204.1A Pending CN107589783A (en) | 2017-08-14 | 2017-08-14 | A kind of electromagnetic shielding panel and the screening arrangement comprising the electromagnetic shielding panel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107589783A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109168315A (en) * | 2018-10-23 | 2019-01-08 | 秦皇岛波盾电子有限公司 | Broadband light transmission shields Material cladding structure and compound glass and OCA gum structure |
| CN110831418A (en) * | 2018-08-09 | 2020-02-21 | 鸿富锦精密工业(武汉)有限公司 | Case panel and case adopting same |
| CN111655018A (en) * | 2020-05-25 | 2020-09-11 | 航天科工武汉磁电有限责任公司 | Anti-electromagnetic leakage transparent material based on single-layer conductive film |
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| CN201637911U (en) * | 2010-03-03 | 2010-11-17 | 秦皇岛波盾电子有限公司 | Polycarbonate electromagnetic shielding window |
| CN203217957U (en) * | 2013-03-11 | 2013-09-25 | 刘小寒 | Light-transmission shielding composite material |
| CN204515720U (en) * | 2014-12-15 | 2015-07-29 | 林行 | A kind of touch-control display panel with electro-magnetic screen function |
| CN105960155A (en) * | 2016-05-30 | 2016-09-21 | 天诺光电材料股份有限公司 | Flexible transparent conductive material for electromagnetic shielding window, and preparation method |
-
2017
- 2017-08-14 CN CN201710693204.1A patent/CN107589783A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201637911U (en) * | 2010-03-03 | 2010-11-17 | 秦皇岛波盾电子有限公司 | Polycarbonate electromagnetic shielding window |
| CN203217957U (en) * | 2013-03-11 | 2013-09-25 | 刘小寒 | Light-transmission shielding composite material |
| CN204515720U (en) * | 2014-12-15 | 2015-07-29 | 林行 | A kind of touch-control display panel with electro-magnetic screen function |
| CN105960155A (en) * | 2016-05-30 | 2016-09-21 | 天诺光电材料股份有限公司 | Flexible transparent conductive material for electromagnetic shielding window, and preparation method |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110831418A (en) * | 2018-08-09 | 2020-02-21 | 鸿富锦精密工业(武汉)有限公司 | Case panel and case adopting same |
| CN109168315A (en) * | 2018-10-23 | 2019-01-08 | 秦皇岛波盾电子有限公司 | Broadband light transmission shields Material cladding structure and compound glass and OCA gum structure |
| CN109168315B (en) * | 2018-10-23 | 2023-12-08 | 秦皇岛波盾电子有限公司 | Broadband light-transmitting shielding material composite structure, composite glass and OCA back glue structure |
| CN111655018A (en) * | 2020-05-25 | 2020-09-11 | 航天科工武汉磁电有限责任公司 | Anti-electromagnetic leakage transparent material based on single-layer conductive film |
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