CN215162337U - Environment-friendly PETG self-adhesive film - Google Patents
Environment-friendly PETG self-adhesive film Download PDFInfo
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- CN215162337U CN215162337U CN202121204029.3U CN202121204029U CN215162337U CN 215162337 U CN215162337 U CN 215162337U CN 202121204029 U CN202121204029 U CN 202121204029U CN 215162337 U CN215162337 U CN 215162337U
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Abstract
The utility model aims at providing an environment-friendly PETG self-adhesive film, this kind of protection film viscidity is stable, intensity is high, high temperature resistance can and shock-absorbing capacity are good. It includes the basic unit of being made by PETG, the upper surface and the lower surface of basic unit all have the bellied bump that makes progress, are provided with pressure-sensitive adhesive layer at the upper surface of basic unit, and pressure-sensitive adhesive layer's upper surface is equipped with from the type membrane, the inside of basic unit is provided with buffering heat absorption chamber, and buffering heat absorption intracavity is filled there is buffering heat absorption liquid the lower surface of basic unit is provided with fire-retardant layer, and the lower surface on fire-retardant layer is provided with the wear-resistant layer of polyurethane, and the lower surface on the wear-resistant layer of polyurethane is provided with the pearl rete.
Description
Technical Field
The utility model relates to a film technology field especially relates to an environment-friendly PETG self-adhesive film.
Background
When the screen of the electronic and electric products is carried or used, the surface of the screen is very easy to be polluted by contact or generate abrasion marks and scratches, and a protective film is required to cover the surface of the screen so as to prevent the screen from being polluted or lost. Therefore, the protective film material is widely applied to the technical field of electronics, and along with the development of the electronic industry, the traditional protective film has general performance and low quality, can not meet the requirements of people, and has poor buffering performance and high temperature resistance.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model aims at providing an environment-friendly PETG self-adhesive film, this kind of protection film viscidity is stable, intensity is high, high temperature resistance can and the shock-absorbing capacity is good.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides an environment-friendly PETG self-adhesive film, it includes the basic unit of being made by PETG, the upper surface and the lower surface of basic unit all have the bellied bump that makes progress, are provided with pressure-sensitive adhesive layer at the upper surface of basic unit, and pressure-sensitive adhesive layer's upper surface is equipped with from the type membrane, the inside of basic unit is provided with buffering heat absorption chamber, and buffering heat absorption intracavity is filled there is buffering heat absorption liquid the lower surface of basic unit is provided with fire-retardant layer, and fire-retardant layer's lower surface is provided with the wear-resistant layer of polyurethane, and the lower surface on the wear-resistant layer of polyurethane is provided with the pearl rete.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses in through setting up buffering heat absorption chamber in basic unit, and set up buffering heat absorption liquid in buffering heat absorption chamber, when playing the cushioning effect through buffering heat absorption liquid, can play and to have endothermic effect, and set up fire-retardant layer and guarantee the fire resistance, polyurethane wear-resisting layer improves the bulk strength in wearability and the outside, the pearl rete sets up in the outside, at first guarantee the buffering, also only need be with the release film glass in the outside when using, paste on the article that uses through pressure sensitive adhesive layer can, protection film viscidity is stable, high strength, high temperature resistance and buffer performance are good.
As the improvement, a grid film is further arranged between the base layer and the pressure-sensitive adhesive layer, and the salient points are inserted into grids on the grid film, so that the bonding strength between the base layer and the pressure-sensitive adhesive layer can be improved, the base layer and the pressure-sensitive adhesive layer are prevented from falling off, and the strength of the whole film material can be enhanced.
As an improvement, the thickness of the grid film is smaller than that of the salient points, so that the front ends of the salient points can be inserted into the thermosensitive adhesive layer, but the front ends of the salient points do not protrude too much to influence the combination between the base layer and the pressure-sensitive adhesive layer.
As an improvement, the salient points are in the shape of a circular arc.
As an improvement, the edge of the release film is provided with a sawtooth-shaped tearing opening, so that the release film is convenient to tear.
As an improvement, the pressure-sensitive adhesive layer is acrylic high-temperature-resistant heat-sensitive adhesive.
As an improvement, the base layer and the flame-retardant layer are connected through hot melt adhesive.
As an improvement, the flame-retardant layer is connected with the polyurethane wear-resistant layer through hot melt adhesive,
as the improvement, be provided with the net cloth enhancement layer between pearl rete and the resistant wearing layer of polyurethane, the both sides of net cloth enhancement layer all are provided with the self-adhesive film, like this, can further improve the intensity of coating material to the both sides of net cloth enhancement layer all adopt the self-adhesive film, and the intensity is good for the performance.
Drawings
Fig. 1 is a schematic structural diagram of the environment-friendly PETG self-adhesive film of the present invention.
The heat-resistant and flame-retardant composite material comprises a base layer 1, a base layer 2, bumps 3, a pressure-sensitive adhesive layer 4, a release film 5, a buffer heat-absorbing liquid 6, a flame-retardant layer 7, a polyurethane wear-resistant layer 8, a pearl film layer 9, a grid film 10 and a grid cloth reinforcing layer.
Detailed Description
The following is a more detailed description of the present invention:
with specific reference to FIG. one:
the utility model provides an environment-friendly PETG self-adhesive film, it includes the basic unit 1 of being made by PETG, the upper surface and the lower surface of basic unit 1 all have upwards bellied bump 2, are provided with pressure-sensitive adhesive layer 3 at the upper surface of basic unit 1, and pressure-sensitive adhesive layer 3's upper surface is equipped with from type membrane 4, the inside of basic unit 1 is provided with buffering heat absorption chamber, and buffering heat absorption intracavity packing has buffering heat absorption liquid 5 the lower surface of basic unit 1 is provided with fire-retardant layer 6, and the lower surface on fire-retardant layer 6 is provided with polyurethane wearing layer 7, and the lower surface on polyurethane wearing layer 7 is provided with pearl rete 8. The utility model discloses in through set up buffering heat absorption chamber in basic unit 1, and set up buffering heat absorption liquid 5 in buffering heat absorption chamber, when playing the cushioning effect through buffering heat absorption liquid 5, can play and to have endothermic effect, and set up fire-retardant layer 6 and guarantee the fire resistance, polyurethane wearing layer 7 improves the bulk strength in wearability and the outside, pearl rete 8 sets up in the outside, at first guarantee the buffering, also only need when using with the outside from type membrane 4 glass, paste through pressure sensitive adhesive layer 3 can on the article that uses, protection film viscidity is stable, high strength, high temperature resistance and buffer performance are good.
In this embodiment, still be provided with grid membrane 9 between basic unit 1 and the pressure sensitive adhesive layer 3, bump 2 inserts in the net on the grid membrane 9, like this, can improve the bonding strength between basic unit 1 and the pressure sensitive adhesive layer 3, prevents to drop to can strengthen the intensity of whole membrane material.
In this embodiment, the thickness of the grid film 9 is smaller than that of the bumps 2, so that the front ends of the bumps 2 can be inserted into the thermal sensitive adhesive layer, but do not protrude too much, which affects the bonding between the base layer 1 and the pressure sensitive adhesive layer 3.
In this embodiment, the salient point 2 is in the shape of a circular arc.
In this embodiment, the edge of the release film 4 is provided with a saw-toothed tearing opening, so that the tearing is facilitated.
In this embodiment, the pressure-sensitive adhesive layer 3 is an acrylic high-temperature-resistant thermal sensitive adhesive.
In this embodiment, the base layer 1 and the flame retardant layer 6 are connected by hot melt adhesive.
In the embodiment, the flame-retardant layer 6 is connected with the polyurethane wear-resistant layer 7 through hot melt adhesive,
in this embodiment, be provided with net cloth enhancement layer 10 between pearl rete 8 and the resistant wearing layer 7 of polyurethane, the both sides of net cloth enhancement layer 10 all are provided with the self-adhesive film, like this, can further improve the intensity of membrane material to the both sides of net cloth enhancement layer 10 all adopt the self-adhesive film, and the intensity is high for the good performance.
In the present embodiment, the flame retardant layer 6 adopts an existing flame retardant structure, which is not specifically described herein.
In this embodiment, the heat absorbing buffer 5 may be a medium such as water or oil.
In this embodiment, the hot melt adhesive is an environment-friendly high temperature resistant adhesive.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides an environment-friendly PETG self-adhesive film, its characterized in that, it includes the basic unit of being made by PETG, the upper surface and the lower surface of basic unit all have the bellied bump that makes progress, are provided with pressure-sensitive adhesive layer at the upper surface of basic unit, and pressure-sensitive adhesive layer's upper surface is equipped with from the type membrane, the inside of basic unit is provided with buffering heat absorption chamber, and buffering heat absorption intracavity is filled there is the buffering heat absorption liquid the lower surface of basic unit is provided with fire-retardant layer, and the lower surface on fire-retardant layer is provided with the wear-resistant layer of polyurethane, and the lower surface on the wear-resistant layer of polyurethane is provided with the pearl rete.
2. The PETG self-adhesive film as claimed in claim 1, wherein a grid film is further arranged between the base layer and the pressure-sensitive adhesive layer, and the salient points are inserted into the grids on the grid film.
3. The environment-friendly PETG self-adhesive film as claimed in claim 2, wherein the thickness of the grid film is smaller than that of the salient points.
4. The environment-friendly PETG self-adhesive film as claimed in claim 1, wherein the convex points are in the shape of a circular arc.
5. The environment-friendly PETG self-adhesive film as claimed in claim 1, wherein the edge of the release film is provided with a sawtooth-shaped tearing opening.
6. The environment-friendly PETG self-adhesive film as claimed in claim 1, wherein the pressure-sensitive adhesive layer is acrylic high-temperature-resistant heat-sensitive adhesive.
7. The environment-friendly PETG self-adhesive film as claimed in claim 1, wherein the base layer and the flame-retardant layer are connected through hot melt adhesive.
8. The environment-friendly PETG self-adhesive film as claimed in claim 1, wherein the flame-retardant layer and the polyurethane wear-resistant layer are connected through hot melt adhesive.
9. The environment-friendly PETG self-adhesive film as claimed in claim 1, wherein a mesh cloth reinforcing layer is arranged between the pearl film layer and the polyurethane wear-resistant layer, and self-adhesive films are arranged on both sides of the mesh cloth reinforcing layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121204029.3U CN215162337U (en) | 2021-05-31 | 2021-05-31 | Environment-friendly PETG self-adhesive film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121204029.3U CN215162337U (en) | 2021-05-31 | 2021-05-31 | Environment-friendly PETG self-adhesive film |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215162337U true CN215162337U (en) | 2021-12-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121204029.3U Active CN215162337U (en) | 2021-05-31 | 2021-05-31 | Environment-friendly PETG self-adhesive film |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215162337U (en) |
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2021
- 2021-05-31 CN CN202121204029.3U patent/CN215162337U/en active Active
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