CN216919114U - Wave-absorbing shielding single-sided adhesive - Google Patents
Wave-absorbing shielding single-sided adhesive Download PDFInfo
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- CN216919114U CN216919114U CN202220041203.5U CN202220041203U CN216919114U CN 216919114 U CN216919114 U CN 216919114U CN 202220041203 U CN202220041203 U CN 202220041203U CN 216919114 U CN216919114 U CN 216919114U
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Abstract
The utility model discloses a wave-absorbing shielding single-sided adhesive which comprises a copper foil reflecting layer, wherein a first magnetic wave-absorbing layer and a first magnetic adhesive layer are sequentially arranged on one side of the copper foil reflecting layer, and a second magnetic wave-absorbing layer, a second magnetic adhesive layer, a magnetic acrylic acid wave-absorbing layer and a release layer are sequentially arranged on the other side of the copper foil reflecting layer.
Description
Technical Field
The utility model relates to the technical field of electromagnetic shielding, in particular to a wave-absorbing shielding single-sided adhesive.
Background
Present electronic components have miniaturization trend, and circuit specification size is also more and more miniaturized simultaneously to make the harm of outer fringe nature and internal signal interference bigger and bigger. Effective shielding and absorption of electromagnetic waves inside electronic components is therefore increasingly desired.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide the wave-absorbing shielding single-sided adhesive which has higher electromagnetic shielding absorption capacity.
The technical scheme adopted by the utility model for solving the technical problems is as follows: the utility model provides a inhale ripples shielding single face and glue, includes the copper foil reflection stratum, copper foil reflection stratum one side has set gradually first magnetism and has inhaled wave-layer and first magnetism glue film, copper foil reflection stratum opposite side has set gradually second magnetism and has inhaled wave-layer, second magnetism glue film, magnetism acrylic acid and inhale wave-layer and leave the type layer.
Further, the method comprises the following steps: the thickness of magnetism acrylic acid absorbing layer is 12 ~ 25 um.
Further, the method comprises the following steps: the thickness of the first magnetic wave-absorbing layer and the second magnetic wave-absorbing layer is 3-10 um.
Further, the method comprises the following steps: the thickness of first magnetism glue film and second magnetism glue film is 12-50 um.
Further, the method comprises the following steps: the first magnetic adhesive layer and the second magnetic adhesive layer are black magnetic adhesive layers.
Further, the method comprises the following steps: the thickness of copper foil reflection layer is 5-7 um.
The utility model has the beneficial effects that: the copper foil, the magnetic wave absorbing layer and the magnetic adhesive layer are used in a composite mode, so that the adhesive tape has good electromagnetic wave absorbing and electromagnetic wave reflecting shielding functions, and can be more suitable for being used inside a small electronic product.
Drawings
Fig. 1 is a schematic structural diagram of a wave-absorbing shielding single-sided adhesive according to an embodiment of the application.
Labeled as: 1. a first magnetic glue layer; 2. a first magnetic wave-absorbing layer; 3. a copper foil reflective layer; 4. a second magnetic wave-absorbing layer; 5. a second magnetic glue layer; 6. a magnetic acrylic acid wave-absorbing layer; 7. and a release layer.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. This invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
As shown in fig. 1, the embodiment of the application discloses a wave-absorbing shielding single-sided adhesive, and its structure includes copper foil reflection layer 3, 3 one sides of copper foil reflection layer have set gradually first magnetism and have inhaled layer 2 and first magnetism glue film 1, 3 opposite sides of copper foil reflection layer have set gradually second magnetism and have inhaled layer 4, second magnetism glue film 5, magnetism acrylic acid and inhale layer 6 and leave type layer 7.
In the above structure, the thickness of the first magnetic wave-absorbing layer 2 and the second magnetic wave-absorbing layer 4 is 3-10um, and specifically can be: 3um, 6um, 8um, 10um etc. above-mentioned first magnetism wave-absorbing layer 2 and second magnetism wave-absorbing layer 4 are current structure, and it comprises magnetism nickel powder, ferrite and polyurethane resin, has the function of electromagnetic wave absorption.
In the above structure, the thickness of first magnetism glue film 1 and second magnetism glue film 5 is 12-50um, specifically can be: 12um, 20um, 35um, 50um etc. above-mentioned first magnetism glue film 1 and second magnetism glue film 5 are current structure, and it comprises electrically conductive graphite, polyurethane resin etc. and it can diffract the absorption to the electromagnetic wave to the decay electromagnetic energy, just first magnetism glue film 1 and second magnetism glue film 5 are black magnetism glue film, use black glue film can make.
In the structure, the thickness of the magnetic acrylic acid wave-absorbing layer 6 is 12-25 um, and the structure can be as follows: 12um, 18um, 22um, 25um, etc. The magnetic acrylic acid wave absorbing layer 6 is of an existing structure and is composed of ferrite and acrylic acid pressure sensitive adhesive, and can absorb leakage waves of electromagnetic waves of the binding surface.
When the adhesive tape is manufactured, the first magnetic wave-absorbing coating, the black magnetic adhesive layer, the second magnetic wave-absorbing layer 4 and the second magnetic adhesive layer 5 are sequentially coated on the two surfaces of the copper foil emission layer to manufacture the single-sided adhesive base material, and the single-sided adhesive base material is cured. And coating a 12-25 um magnetic acrylic acid wave absorbing layer 6 on one surface of the cured copper-based composite substrate, and attaching a release film.
The adhesive tape is used by compounding the copper foil, the magnetic wave absorbing layer and the magnetic adhesive layer, so that the adhesive tape has good electromagnetic wave absorption and electromagnetic wave reflection shielding functions, and can be more suitable for being used in small electronic products
The above-mentioned embodiments are intended to illustrate the objects, technical solutions and advantages of the present invention in further detail, and it should be understood that the above-mentioned embodiments are only exemplary embodiments of the present invention, and are not intended to limit the present invention, and any modifications, equivalents, improvements and the like made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (6)
1. The wave-absorbing shielding single-sided adhesive is characterized in that: the novel wave-absorbing material is characterized by comprising a copper foil reflecting layer (3), wherein a first magnetic wave-absorbing layer (2) and a first magnetic adhesive layer (1) are sequentially arranged on one side of the copper foil reflecting layer (3), and a second magnetic wave-absorbing layer (4), a second magnetic adhesive layer (5), a magnetic acrylic acid wave-absorbing layer (6) and a release layer (7) are sequentially arranged on the other side of the copper foil reflecting layer (3).
2. The wave-absorbing shielding single-sided adhesive according to claim 1, wherein: the thickness of the magnetic acrylic acid wave-absorbing layer (6) is 12-25 um.
3. The wave-absorbing shielding single-sided adhesive of claim 1, which is characterized in that: the thickness of the first magnetic wave-absorbing layer (2) and the second magnetic wave-absorbing layer (4) is 3-10 um.
4. The wave-absorbing shielding single-sided adhesive of claim 1, which is characterized in that: the thickness of the first magnetic glue layer (1) and the second magnetic glue layer (5) is 12-50 um.
5. The wave-absorbing shielding single-sided adhesive of claim 1, which is characterized in that: the first magnetic adhesive layer (1) and the second magnetic adhesive layer (5) are black magnetic adhesive layers.
6. The wave-absorbing shielding single-sided adhesive according to claim 1, wherein: the thickness of copper foil reflecting layer (3) is 5-7 um.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220041203.5U CN216919114U (en) | 2022-01-07 | 2022-01-07 | Wave-absorbing shielding single-sided adhesive |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220041203.5U CN216919114U (en) | 2022-01-07 | 2022-01-07 | Wave-absorbing shielding single-sided adhesive |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216919114U true CN216919114U (en) | 2022-07-08 |
Family
ID=82256931
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220041203.5U Active CN216919114U (en) | 2022-01-07 | 2022-01-07 | Wave-absorbing shielding single-sided adhesive |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216919114U (en) |
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2022
- 2022-01-07 CN CN202220041203.5U patent/CN216919114U/en active Active
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