CN210956308U - High-stability insulating Mylar film - Google Patents
High-stability insulating Mylar film Download PDFInfo
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- CN210956308U CN210956308U CN201922249863.3U CN201922249863U CN210956308U CN 210956308 U CN210956308 U CN 210956308U CN 201922249863 U CN201922249863 U CN 201922249863U CN 210956308 U CN210956308 U CN 210956308U
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- mylar
- heat dissipation
- insulating
- adhesive layer
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Abstract
The utility model discloses an insulating wheat pulling-on piece of high stability, including first wheat pulling-on piece insulating layer, first metal level, second metal level and second wheat pulling-on piece insulating layer, coat with the first heat dissipation glue film between first wheat pulling-on piece insulating layer and the first metal level, coat with the second heat dissipation glue film between the second wheat pulling-on piece insulating layer and the second metal level, coat with the bonding glue film between first metal level and the second metal level; the first heat dissipation adhesive layer and the second heat dissipation adhesive layer are filled with nano electromagnetic shielding particles; the shape of the nano electromagnetic shielding particles is dendritic, acicular, flaky or spherical; the particle size of the nano electromagnetic shielding particles is 0.1-1 μm. The utility model discloses have good electromagnetic shielding performance and heat dispersion, simple structure, production is convenient, and production efficiency is high.
Description
Technical Field
The utility model belongs to the technical field of wheat pulling-on piece processing, especially, relate to an insulating wheat pulling-on piece of high stability.
Background
Mylar (Mylar sheet) PET polyester film is a film which is formed by heating dimethyl terephthalate and ethylene glycol with the aid of related catalysts, performing ester exchange and vacuum polycondensation, and biaxially stretching. The insulating material is widely used in the electrical insulation industry, and is suitable for gaskets, baffle plates, screens and protective effects of electronics, household appliances, instruments, displays, slots of motors, computers and peripheral equipment.
The mylar tab has an insulating function in electronic components, but the mylar tab cannot shield electromagnetic waves generated between electronic components to cause mutual interference in the electronic components, and cannot achieve comprehensive shielding and insulation.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the main technical problem who solves provides an insulating wheat pulling-on piece of high stability, has good electromagnetic shielding performance and heat dispersion, simple structure, and production is convenient, and production efficiency is high.
In order to solve the technical problem, the utility model discloses a technical scheme be: a high-stability insulating Mylar film comprises a first Mylar film insulating layer, a first metal layer, a second metal layer and a second Mylar film insulating layer, wherein a first heat dissipation glue layer is coated between the first Mylar film insulating layer and the first metal layer, a second heat dissipation glue layer is coated between the second Mylar film insulating layer and the second metal layer, and an adhesive glue layer is coated between the first metal layer and the second metal layer;
the first heat dissipation adhesive layer and the second heat dissipation adhesive layer are filled with nano electromagnetic shielding particles;
the shape of the nano electromagnetic shielding particles is dendritic, acicular, flaky or spherical; the particle size of the nano electromagnetic shielding particles is 0.1-1 μm.
The utility model discloses a solve the further technical scheme that its technical problem adopted and be:
further, the nano electromagnetic shielding particles have a particle size of 0.1-0.6 μm.
Furthermore, the first heat dissipation adhesive layer and the second heat dissipation adhesive layer are graphite adhesive layers containing nano electromagnetic shielding particles.
Further, the adhesive layer is a pressure-sensitive hot melt adhesive layer.
Further, the first metal layer and the second metal layer are both copper foil layers.
Further, the mylar film insulation board further comprises a release film layer adhered to the first mylar film insulation layer and the second mylar film insulation layer.
Further, the release film layer is a PET fluoroplastic release film layer, a PET silicon-containing oil release film layer, a PET matte release film layer, a PE release film layer or a PE laminating film paper layer.
Furthermore, the first mylar film insulating layer, the first heat dissipation adhesive layer, the first metal layer, the bonding adhesive layer, the second metal layer, the second heat dissipation adhesive layer and the second mylar film insulating layer are integrally formed through hot pressing.
The utility model has the advantages that: the utility model comprises a first Mylar film insulating layer, a first heat dissipation glue layer, a first metal layer, an adhesive glue layer, a second metal layer, a second heat dissipation glue layer and a second Mylar film insulating layer, and has reasonable structure, so that the Mylar film integrates insulation, shielding and heat dissipation performance, and electronic elements are effectively protected; additionally, the utility model has the advantages of simple structure, through hot pressing integrated into one piece, production is convenient and production efficiency is high.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
the parts in the drawings are marked as follows:
first Mylar film insulating layer 1, first metal level 2, second metal level 3 and second Mylar film insulating layer 4, first heat dissipation glue film 5, second heat dissipation glue film 6, bonding glue film 7 and from type rete 8.
Detailed Description
The following detailed description of the preferred embodiments of the present invention will be provided in conjunction with the accompanying drawings, so as to enable those skilled in the art to more easily understand the advantages and features of the present invention, and thereby define the scope of the invention more clearly and clearly.
Example (b): a high-stability insulating Mylar film is shown in figure 1 and comprises a first Mylar film insulating layer 1, a first metal layer 2, a second metal layer 3 and a second Mylar film insulating layer 4, wherein a first heat dissipation glue layer 5 is coated between the first Mylar film insulating layer and the first metal layer, a second heat dissipation glue layer 6 is coated between the second Mylar film insulating layer and the second metal layer, and an adhesive glue layer 7 is coated between the first metal layer and the second metal layer;
the first heat dissipation adhesive layer and the second heat dissipation adhesive layer are filled with nano electromagnetic shielding particles; the nano electromagnetic shielding particles are composite electromagnetic shielding particles consisting of carbon nano tubes and graphene;
the shape of the nano electromagnetic shielding particles is dendritic, acicular, flaky or spherical; the particle size of the nano electromagnetic shielding particles is 0.1-1 μm.
The particle size of the nano electromagnetic shielding particles is 0.1-0.6 μm.
The first heat dissipation adhesive layer and the second heat dissipation adhesive layer are graphite adhesive layers containing nano electromagnetic shielding particles.
The adhesive layer is a pressure-sensitive hot melt adhesive layer.
The first metal layer and the second metal layer are both copper foil layers.
Still including the adhesion in first Mylar film insulating layer with the surface of product can be protected to the release rete 8 of second Mylar film insulating layer, directly will leave the release rete when using and tear off can.
The release film layer is a PET fluoroplastic release film layer, a PET silicon-oil-containing release film layer, a PET matte release film layer, a PE release film layer or a PE laminating film paper layer.
The first Mylar film insulating layer, the first heat dissipation adhesive layer, the first metal layer, the bonding adhesive layer, the second metal layer, the second heat dissipation adhesive layer and the second Mylar film insulating layer are integrally formed through hot pressing.
The above only is the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structure changes made in the specification and the attached drawings or directly or indirectly applied to other related technical fields are included in the same principle as the present invention.
Claims (8)
1. The utility model provides an insulating Mylar piece of high stability which characterized in that: the metal-clad aluminum foil comprises a first mylar-tab insulating layer, a first metal layer, a second metal layer and a second mylar-tab insulating layer, wherein a first heat dissipation adhesive layer is coated between the first mylar-tab insulating layer and the first metal layer, a second heat dissipation adhesive layer is coated between the second mylar-tab insulating layer and the second metal layer, and an adhesive layer is coated between the first metal layer and the second metal layer;
the first heat dissipation adhesive layer and the second heat dissipation adhesive layer are filled with nano electromagnetic shielding particles;
the shape of the nano electromagnetic shielding particles is dendritic, acicular, flaky or spherical; the particle size of the nano electromagnetic shielding particles is 0.1-1 μm.
2. The high stability insulating mylar sheet of claim 1, wherein: the particle size of the nano electromagnetic shielding particles is 0.1-0.6 μm.
3. The high stability insulating mylar sheet of claim 1, wherein: the first heat dissipation adhesive layer and the second heat dissipation adhesive layer are graphite adhesive layers containing nano electromagnetic shielding particles.
4. The high stability insulating mylar sheet of claim 1, wherein: the adhesive layer is a pressure-sensitive hot melt adhesive layer.
5. The high stability insulating mylar sheet of claim 1, wherein: the first metal layer and the second metal layer are both copper foil layers.
6. The high stability insulating mylar sheet of claim 1, wherein: the Mylar film further comprises a release film layer adhered to the first Mylar film insulating layer and the second Mylar film insulating layer.
7. The high stability insulating mylar sheet of claim 6, wherein: the release film layer is a PET fluoroplastic release film layer, a PET silicon-oil-containing release film layer, a PET matte release film layer, a PE release film layer or a PE laminating film paper layer.
8. The high stability insulating mylar sheet of claim 1, wherein: the first Mylar film insulating layer, the first heat dissipation adhesive layer, the first metal layer, the bonding adhesive layer, the second metal layer, the second heat dissipation adhesive layer and the second Mylar film insulating layer are integrally formed through hot pressing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922249863.3U CN210956308U (en) | 2019-12-16 | 2019-12-16 | High-stability insulating Mylar film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922249863.3U CN210956308U (en) | 2019-12-16 | 2019-12-16 | High-stability insulating Mylar film |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210956308U true CN210956308U (en) | 2020-07-07 |
Family
ID=71381108
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922249863.3U Active CN210956308U (en) | 2019-12-16 | 2019-12-16 | High-stability insulating Mylar film |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210956308U (en) |
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2019
- 2019-12-16 CN CN201922249863.3U patent/CN210956308U/en active Active
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