CN110515503A - A kind of touch panel that can efficiently stop Electromagnetic Interference - Google Patents
A kind of touch panel that can efficiently stop Electromagnetic Interference Download PDFInfo
- Publication number
- CN110515503A CN110515503A CN201910629877.XA CN201910629877A CN110515503A CN 110515503 A CN110515503 A CN 110515503A CN 201910629877 A CN201910629877 A CN 201910629877A CN 110515503 A CN110515503 A CN 110515503A
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- layer
- fixedly connected
- touch panel
- conductive film
- film
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Classifications
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- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/133308—Support structures for LCD panels, e.g. frames or bezels
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/13338—Input devices, e.g. touch panels
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/133308—Support structures for LCD panels, e.g. frames or bezels
- G02F1/133334—Electromagnetic shields
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
- G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
- G06F2203/04107—Shielding in digitiser, i.e. guard or shielding arrangements, mostly for capacitive touchscreens, e.g. driven shields, driven grounds
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Mathematical Physics (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Liquid Crystal (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The present invention relates to touch panel technical fields, specially a kind of touch panel that can efficiently stop Electromagnetic Interference, including substrate, substrate is fixedly connected with protection glue-line, protection glue-line is fixedly connected with liquid crystal display panel, liquid crystal display panel is fixedly connected with the first optical clear glue-line, first optical clear glue-line is fixedly connected with the first liquid optical cement layer, first liquid optical cement layer is equipped with active shield layer, active shield layer is equipped with Y-axis conductive film layer, Y-axis conductive film layer is fixedly connected with the second liquid optical cement layer, second liquid optical cement layer is fixedly connected with the second optical clear glue-line, second optical clear glue-line is fixedly connected with X-axis conductive film layer, electromagnetic shielding glass layer is equipped with above X-axis conductive film layer.Have the beneficial effect that present invention construction rationally, structure novel limits internal electromagnetism by active shield layer and interferes upwards, and prevents external electromagnetism from interfering downwards by electromagnetic shielding glass layer, and entire touch panel can efficiently stop Electromagnetic Interference.
Description
Technical field
The present invention relates to touch panel technical field, specially a kind of touch panel that can efficiently stop Electromagnetic Interference.
Background technique
Since liquid crystal display has gradually been popularized for the various electronic products for needing to display information to user, and due to
Hommization operation interface provided by touch panel produces so that also becoming electronics with the framework of touch panel collocation liquid crystal display
The configuration for replacing such as key or mouse input unit is used in aobvious of product, and liquid crystal display is allowed to become operation letter
It is single, easy-to-use display and input double nip.
Touch panel more universal at present mainly has electric resistance touch-control panel and capacitance type touch-control panel.However, either
Which kind of touch panel all has the design of the electromagnetism interference because of laws and regulations requirement.The anti-electromagnetism of general capacitance type touch-control panel is dry
It disturbs and mainly plates one layer of very thin transparent Indium metallic film in the lower surface of substrate, it acts as masking electromagnetic interferences, with dimension
Holding touch panel can work under good noiseless environment.The masking electromagnetism of designed transparent Indium metallic film is dry at present
The effect disturbed is bad.In some situations, the anti-electromagnetic interference capability of touch panel must be promoted especially.
The projection-type capacitive touch screen of intelligent electronic device is highly susceptible to electromagnetic interference, from inside and outside electromagnetism
Interference EMI voltage can be capacitively coupled to touch panel device.These electromagnetic interference voltages can cause the charge in touch screen to be transported
Dynamic, charge movement measurement when this may be to finger touch screen curtain causes to obscure, and influences the sensitivity and touch-control essence of touch screen
Degree.
Summary of the invention
The purpose of the present invention is to provide the touch panels that one kind can efficiently stop Electromagnetic Interference, to solve above-mentioned background
The problem of being proposed in technology.
To achieve the above object, the invention provides the following technical scheme: a kind of touch-control that can efficiently stop Electromagnetic Interference
Panel, including substrate, the upper surface of base plate are fixedly connected with protection glue-line, and the protection glue-line is fixedly connected with liquid crystal display panel, institute
It states liquid crystal display panel and is fixedly connected with the first optical clear glue-line, the first optical clear glue-line is fixedly connected with the first liquid optical cement
Layer, the first liquid optical cement layer upper surface are equipped with active shield layer, and active shield layer upper surface is equipped with Y-axis conductive film
Layer, the Y-axis conductive film layer are fixedly connected with the second liquid optical cement layer, and the second liquid optical cement layer is fixedly connected with the second light
Substratum transparent is learned, the second optical clear glue-line is fixedly connected with X-axis conductive film layer, is equipped with electricity above the X-axis conductive film layer
Magnetic screen glassy layer.
Preferably, the active shield layer is successively shielded by the first polyester film, the first hard membrane layer, honeycomb from top to bottom
Layer, the second hard membrane layer and the second polyester film in overlap in parallel it is affixed form, first polyester film is fixedly connected with the first liquid
State optical adhesive layer, second polyester film are fixedly connected with Y-axis conductive film layer.
Preferably, the honeycomb shielded layer by multiple hollow regular hexagonal prisms be in honeycombed close-packed arrays, multiple hollow positive six
Using the molding of wave metal material formed by integrally casting is inhaled, first hard membrane layer and the second hard membrane layer are equipped with and honeycomb shielded layer prism
The through-hole groove that outer edge matches, on honeycomb shielded layer lower outer edge respectively with phase glue under the second hard membrane layer and the first hard membrane layer
Knot, and honeycomb shielded layer upper and lower surface is abutted against with the second polyester film and the first polyester film respectively.
Preferably, first polyester film and the second polyester film specification are identical, and first hard membrane layer and second is firmly
Film layer specification is identical.
Preferably, the material that the Y-axis conductive film layer and X-axis conductive film layer use is identical, and be indium oxide tin film or
Nano-silver conductive film.
Preferably, electromagnetic shielding glass layer lower surface glue connection optical diaphragm, electromagnetic shielding glass layer upper surface according to
Secondary to be equipped with electrostatic prevention film and preventing from scraping film, the electrostatic prevention film and preventing from scraping film use hot pressing to form one, electrostatic prevention film lower surface
Glue connection electromagnetic shielding glass layer.
Preferably, the electromagnetic shielding glass layer is silk screen sandwiched electromagnetic shielding glass, is in visible light transmittance
50%, under conditions of frequency is 1GHz, shielding properties 35-60dB.
Preferably, the optical diaphragm uses anti-dazzling film, polarizing coating, and anti-reflection film is one or more in diffusion barrier.
Compared with prior art, the beneficial effects of the present invention are:
1. present invention construction is rationally, structure novel, internal electromagnetism is limited by active shield layer and is interfered upwards, and passes through electricity
Magnetic screen glassy layer prevents external electromagnetism from interfering downwards, and entire touch panel can efficiently stop Electromagnetic Interference；
2. the first polyester film, the first hard membrane layer, honeycomb shielded layer, the second hard membrane layer and the second polyester film form three layers
Interlayer structure, light-weight, structural strength is big, and the high characteristic of specific strength, specific stiffness makes it meet anisotropy design and manufacture
Requirement；On the one hand it can play the role of structure member, realize bearing function；On the other hand electromagnetic wave can also be reduced
Reflectivity；
3. honeycomb shielded layer has very big opening area, the output electromagnetic wave of electronic equipment internal is entirely limited hollow
In regular hexagonal prism, electromagnetic wave can be effectively prevent to leak into axis conductive film layer and X-axis conductive film layer upwards.
Detailed description of the invention
Fig. 1 is schematic structural view of the invention；
Fig. 2 is machine structural schematic diagram in active shield layer in the present invention.
In figure: 1 substrate, 2 protection glue-lines, 3 liquid crystal display panels, 4 first optical clear glue-lines, 5 first liquid optical cement layers, 6
Active shield layer, 601 first polyester films, 602 first hard membrane layers, 603 honeycomb shielded layers, 604 second hard membrane layers, 605 second
Polyester film, 7 axis conductive film layers, 8 second liquid optical cement layers, 9 second optical clear glue-lines, 10 X-axis conductive film layers, 11 electricity
Magnetic screen glassy layer, 12 optical diaphragms, 13 electrostatic prevention films, 14 preventing from scraping film.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1 to Fig. 2 is please referred to, the present invention provides a kind of technical solution: one kind can efficiently stop the touch-control of Electromagnetic Interference
Panel, including substrate 1,1 upper surface of substrate are fixedly connected with protection glue-line 2, and protection glue-line 2 is fixedly connected with liquid crystal display panel 3, liquid crystal surface
Plate 3 is fixedly connected with the first optical clear glue-line 4, and the first optical clear glue-line 4 is fixedly connected with the first liquid optical cement layer 5, and first
5 upper surface of liquid optical cement layer is equipped with active shield layer 6, and 6 upper surface of active shield layer is equipped with Y-axis conductive film layer 7, and Y-axis is conductive
Film layer 7 is fixedly connected with the second liquid optical cement layer 8, and the second liquid optical cement layer 8 is fixedly connected with the second optical clear glue-line 9, the
Two optical clear glue-lines 9 are fixedly connected with X-axis conductive film layer 10, the material phase that axis conductive film layer 7 and X-axis conductive film layer 10 use
Together, and it is indium oxide tin film, is equipped with electromagnetic shielding glass layer 11 above X-axis conductive film layer 10.
11 lower surface glue connection optical diaphragm 12 of electromagnetic shielding glass layer, optical diaphragm 12 use diffusion barrier, and diffusion barrier is
In the extraordinary pet sheet face of the transparency, acrylic resin, the diffusion grain of the micrometer structure of precision one layer of random dispersion of coating are used
Son is used in liquid crystal display in the antistatic particle of the opposite face micrometer structure of one layer of random dispersion of accurate coating again of PET
In, so that light is generated repeatedly refraction and diffraction via diffusion layer and allows light to show more uniform soft to play equal light action.
11 upper surface of electromagnetic shielding glass layer is successively arranged electrostatic prevention film 13 and preventing from scraping film 14, and electrostatic prevention film 13 and preventing from scraping film 14 are using warm
Pressing forms one, and 13 lower surface glue connection electromagnetic shielding glass layer 11 of electrostatic prevention film passes through electrostatic prevention film 13 and preventing from scraping film 14
Have the function of antistatic and scratch resistance.
Electromagnetic shielding glass layer 11 is silk screen sandwiched electromagnetic shielding glass, is 50%, frequency in visible light transmittance
Under conditions of 1GHz, shielding properties 35-60dB.External electromagnetism can be prevented downward by electromagnetic shielding glass layer 11
Interfere axis conductive film layer 7 and X-axis conductive film layer 10
Active shield layer 6 limits internal electromagnetism and interferes axis conductive film layer 7 and X-axis conductive film layer 10, structural principle upwards
It is as follows:
In the present embodiment, as shown in Figure 2: active shield layer 6 is successively hard by the first polyester film 601, first from top to bottom
Film layer 602, honeycomb shielded layer 603, the second hard membrane layer 604 and the second polyester film 605 in it is parallel overlap it is affixed form, first is poly-
Ester film layer 601 is fixedly connected with the first liquid optical cement layer 5, and the second polyester film 605 is fixedly connected with Y-axis conductive film layer 7.
Honeycomb shielded layer 603 is in honeycombed close-packed arrays by multiple hollow regular hexagonal prisms, and multiple hollow regular hexagonal prisms use
Inhale the molding of wave metal material formed by integrally casting.Due to using hollow honeycomb, honeycomb shielded layer 603 has very big opening face
Product, the output electromagnetic wave of electronic equipment internal are entirely limited in hollow regular hexagonal prism, electromagnetic wave can be effectively prevent to let out upwards
Drain to axis conductive film layer 7 and X-axis conductive film layer 10.
First polyester film 601 is identical with 605 specification of the second polyester film, the first hard membrane layer 602 and the second hard membrane layer 604
Specification is identical, and above-mentioned is transparent flexible material.First polyester film 601, the first hard membrane layer 602, honeycomb shielded layer 603,
Second hard membrane layer 604 and the second polyester film 605 form three-layer sandwich structure, and light-weight, structural strength is big, specific strength, than rigid
Spending high characteristic makes it meet the requirement of anisotropy design and manufacture；On the one hand it can play the role of structure member,
Realize bearing function；On the other hand the reflectivity of electromagnetic wave can also be reduced.
First hard membrane layer 602 and the second hard membrane layer 604 are equipped with the through-hole to match with 603 outer edge of honeycomb shielded layer
Slot, lower outer edge is lower mutually cementing with the second hard membrane layer 604 and the first hard membrane layer 602 respectively on honeycomb shielded layer 603, and honeycomb screen
603 upper and lower surface of layer is covered to abut against with the second polyester film 605 and the first polyester film 601 respectively.Honeycomb shielded layer 603 and
One hard membrane layer 602 and the second hard membrane layer 604 form inlay card cooperation, are completely embedded.
It although an embodiment of the present invention has been shown and described, for the ordinary skill in the art, can be with
A variety of variations, modification, replacement can be carried out to these embodiments without departing from the principles and spirit of the present invention by understanding
And modification, the scope of the present invention is defined by the appended.
Claims (8)
1. the touch panel that one kind can efficiently stop Electromagnetic Interference, it is characterised in that: including substrate (1), on the substrate (1)
Surface is fixedly connected with protection glue-line (2), and the protection glue-line (2) is fixedly connected liquid crystal display panel (3), and the liquid crystal display panel (3) is solid
Surely the first optical clear glue-line (4) is connected, the first optical clear glue-line (4) is fixedly connected with the first liquid optical cement layer (5),
The first liquid optical cement layer (5) upper surface is equipped with active shield layer (6), and active shield layer (6) upper surface is equipped with Y-axis
Conductive film layer (7), the Y-axis conductive film layer (7) are fixedly connected with the second liquid optical cement layer (8), second liquid optical cement
Layer (8) is fixedly connected with the second optical clear glue-line (9), and the second optical clear glue-line (9) is fixedly connected with X-axis conductive film layer
(10), electromagnetic shielding glass layer (11) are equipped with above the X-axis conductive film layer (10).
2. the touch panel that one kind according to claim 1 can efficiently stop Electromagnetic Interference, it is characterised in that: the master
Dynamic shielded layer (6) are from top to bottom successively by the first polyester film (601), the first hard membrane layer (602), honeycomb shielded layer (603), the
Two hard membrane layers (604) and the second polyester film (605) in it is parallel overlap it is affixed form, the first polyester film (601) layer is fixed
The first liquid optical cement layer (5) is connected, second polyester film (605) is fixedly connected with Y-axis conductive film layer (7).
3. the touch panel that one kind according to claim 2 can efficiently stop Electromagnetic Interference, it is characterised in that: the bee
Nest shielded layer (603) is in honeycombed close-packed arrays by multiple hollow regular hexagonal prisms, and multiple hollow regular hexagonal prisms are using suction wave metal
The molding of material formed by integrally casting, first hard membrane layer (602) and the second hard membrane layer (604) are equipped with and honeycomb shielded layer (603)
The through-hole groove that outer edge matches, on honeycomb shielded layer (603) lower outer edge respectively with the second hard membrane layer (604) and the first dura mater
Layer (602) under it is mutually cementing, and honeycomb shielded layer (603) upper and lower surface respectively with the second polyester film (605) and the first polyester film
Layer (601) abuts against.
4. the touch panel that one kind according to claim 2 or 3 can efficiently stop Electromagnetic Interference, it is characterised in that: institute
It is identical with the second polyester film (605) specification to state the first polyester film (601), first hard membrane layer (602) and the second dura mater
Layer (604) specification is identical.
5. the touch panel that one kind according to claim 1 can efficiently stop Electromagnetic Interference, it is characterised in that: the Y
Axis conductive film layer (7) is identical with the material that X-axis conductive film layer (10) uses, and is indium oxide tin film or nano-silver conductive film.
6. the touch panel that one kind according to claim 1 can efficiently stop Electromagnetic Interference, it is characterised in that: the electricity
Magnetic screen glassy layer (11) lower surface glue connection optical diaphragm (12), electromagnetic shielding glass layer (11) upper surface be successively arranged prevent it is quiet
Electrolemma (13) and preventing from scraping film (14), the electrostatic prevention film (13) and preventing from scraping film (14) form one, electrostatic prevention film using hot pressing
(13) lower surface glue connection electromagnetic shielding glass layer (11).
7. the touch panel that one kind according to claim 1 can efficiently stop Electromagnetic Interference, it is characterised in that: the electricity
Magnetic screen glassy layer (11) is silk screen sandwiched electromagnetic shielding glass, visible light transmittance is 50%, frequency is 1GHz's
Under the conditions of, shielding properties 35-60dB.
8. the touch panel that one kind according to claim 1 can efficiently stop Electromagnetic Interference, it is characterised in that: the light
It learns diaphragm (12) and uses anti-dazzling film, polarizing coating, anti-reflection film is one or more in diffusion barrier.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910629877.XA CN110515503A (en) | 2019-07-12 | 2019-07-12 | A kind of touch panel that can efficiently stop Electromagnetic Interference |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910629877.XA CN110515503A (en) | 2019-07-12 | 2019-07-12 | A kind of touch panel that can efficiently stop Electromagnetic Interference |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110515503A true CN110515503A (en) | 2019-11-29 |
Family
ID=68622619
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910629877.XA Withdrawn CN110515503A (en) | 2019-07-12 | 2019-07-12 | A kind of touch panel that can efficiently stop Electromagnetic Interference |
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| Country | Link |
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| CN (1) | CN110515503A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111857421A (en) * | 2020-07-14 | 2020-10-30 | 北海翰博士科技有限公司 | Wear-resisting type touch panel with metal mesh on surface |
| CN112331375A (en) * | 2020-11-23 | 2021-02-05 | 四川玄武岩纤维新材料研究院(创新中心) | Basalt and other fiber honeycomb fabric nuclear shielding composite material and preparation method and application thereof |
| CN116454643A (en) * | 2023-06-14 | 2023-07-18 | 北京玻钢院复合材料有限公司 | Low-frequency broadband wave-absorbing material |
| CN116696142A (en) * | 2023-08-03 | 2023-09-05 | 晋江市高威电磁科技股份有限公司 | High-strength composite shielding material for manufacturing large electromagnetic shielding command tent |
-
2019
- 2019-07-12 CN CN201910629877.XA patent/CN110515503A/en not_active Withdrawn
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111857421A (en) * | 2020-07-14 | 2020-10-30 | 北海翰博士科技有限公司 | Wear-resisting type touch panel with metal mesh on surface |
| CN112331375A (en) * | 2020-11-23 | 2021-02-05 | 四川玄武岩纤维新材料研究院(创新中心) | Basalt and other fiber honeycomb fabric nuclear shielding composite material and preparation method and application thereof |
| CN116454643A (en) * | 2023-06-14 | 2023-07-18 | 北京玻钢院复合材料有限公司 | Low-frequency broadband wave-absorbing material |
| CN116454643B (en) * | 2023-06-14 | 2023-08-15 | 北京玻钢院复合材料有限公司 | Low-frequency broadband wave-absorbing material |
| CN116696142A (en) * | 2023-08-03 | 2023-09-05 | 晋江市高威电磁科技股份有限公司 | High-strength composite shielding material for manufacturing large electromagnetic shielding command tent |
| CN116696142B (en) * | 2023-08-03 | 2023-10-03 | 晋江市高威电磁科技股份有限公司 | High-strength composite shielding material for manufacturing large electromagnetic shielding command tent |
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Application publication date: 20191129 |
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