CN214032323U - Ultrathin PET double-sided tape - Google Patents

Abstract

The utility model discloses an ultra-thin PET double-sided tape, which comprises a PET film layer, a substrate and an isolation layer, wherein the upper part of the PET film layer is provided with the substrate, the bottom of the PET film layer is provided with the isolation layer, the edge between the PET film layer and the substrate is provided with a corner pressing layer which is respectively bonded with the substrate and the PET film layer from top to bottom, the PET film layer comprises a acrylic acid adhesive coating, a release film layer, a hot melting layer and a pressure-sensitive adhesive layer, the acrylic acid adhesive coating, the release film layer, the hot melting layer and the pressure-sensitive adhesive layer are sequentially bonded from top to bottom, the isolation layer adopts a graphite coating and a protective layer, the upper part and the lower part of the graphite coating are provided with protective layers, the ultra-thin PET double-sided tape can reinforce the edge of the double-sided tape by arranging the corner pressing layer between the PET film layer and the substrate, prevents, the hot melt layer is made of heat conducting materials, so that internal heat can be led out as soon as possible, and the degumming risk can be reduced.

Description

Ultrathin PET double-sided tape

Technical Field

The utility model relates to a PET double faced adhesive tape technical field specifically is ultra-thin type PET double faced adhesive tape.

Background

The PET double-sided adhesive tape is generally transparent and black, has the thickness specification of 0.03-0.25MM, is suitable for wider temperature range and severe environment, is prepared by coating acrylic acid adhesive on the PET double sides, is generally transparent and black in color, has the common thickness specification of 0.03-0.25MM, has good dimensional stability, thermal stability and chemical stability, good initial adhesion and adhesive holding property, is easy to die-cut and process, and has good adhesion to plastic cement, rubber and nameplates; the device can be suitable for a wider temperature range and a severe environment; the long-term temperature resistance is 100 ℃ and the short-term temperature resistance can reach 140 ℃ and 200 ℃. The common ultrathin PET double-sided adhesive tape is easy to degum when in use, the corners of the double-sided adhesive tape are opened before use, and the inner adhesive surface is easy to oxidize and lose the viscosity.

Therefore, how to design the ultrathin PET double-sided tape becomes a problem to be solved currently.

SUMMERY OF THE UTILITY MODEL

The utility model provides an ultra-thin type PET double sided tape has solved the problem of proposing in the above-mentioned background art to the not enough of prior art.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: ultra-thin type PET double sided tape, including PET thin layer, substrate and isolation layer, the upper portion on PET thin layer is equipped with the substrate, the bottom on PET thin layer is equipped with the isolation layer, the edge is equipped with the corner layer between PET thin layer and the substrate, the corner layer bonds from top to bottom with substrate and PET thin layer respectively, the PET thin layer includes acrylic acid adhesive coating, leaves type thin layer, hot melt layer and pressure sensitive adhesive layer, acrylic acid adhesive coating, from type thin layer, hot melt layer and pressure sensitive adhesive layer are from the top down order one-to-one bonding, the isolation layer adopts graphite coating and protective layer, graphite coating all is equipped with the protective layer from top to bottom.

Preferably, a reinforcing glue coating layer is embedded between the PET film layer and the isolation layer.

Preferably, the release film layer is coated with dissociative glue.

Preferably, the hot melt layer is made of a heat conducting material.

Preferably, the substrate has a fabric embedded and fused therein.

The utility model provides an ultra-thin type PET double sided tape. The method has the following beneficial effects:

(1) this ultra-thin type PET double sided tape is equipped with the corner layer between PET thin layer and substrate to the corner layer bonds from top to bottom with substrate and PET thin layer respectively, can consolidate double sided tape corner, prevents the corner perk.

(2) This ultra-thin type PET double sided tape adds the hot melt layer in the PET film layer, and the hot melt layer adopts the heat conduction material, can derive as early as possible the heat of inside to can reduce the risk of coming unstuck.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the PET film layer of the present invention;

fig. 3 is a schematic view of the structure of the isolation layer of the present invention.

In the figure: 1. an ET thin film layer; 2. a substrate; 3. an isolation layer; 4. corner pressing layers; 5. acrylic acid glue coating; 6. a release film layer; 7. a hot melt layer; 8. a pressure sensitive adhesive layer; 9. a protective layer; 10. a graphite coating; 11. and reinforcing the gluing layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Referring to fig. 1-3, the present invention provides a technical solution: ultra-thin type PET double sticky tape, including PET thin layer 1, substrate 2 and isolation layer 3, the upper portion of PET thin layer 1 is equipped with substrate 2, and the bottom of PET thin layer 1 is equipped with isolation layer 3, and the edge is equipped with pressure angle layer 4 between PET thin layer 1 and the substrate 2, presses angle layer 4 to bond from top to bottom with substrate 2 and PET thin layer 1 respectively, and the embedding is equipped with the reinforcement rubber coating 11 in the middle of PET thin layer 1 and isolation layer 3

It should be noted that the PET film layer 1 includes an acrylic adhesive coating 5, a release film layer 6, a hot melt layer 7 and a pressure-sensitive adhesive layer 8, the acrylic adhesive coating 5, the release film layer 6, the hot melt layer 7 and the pressure-sensitive adhesive layer 8 are sequentially bonded one by one from top to bottom, the release film layer 6 is coated with a dissociation adhesive, the hot melt layer 7 is made of a heat conductive material

The isolation layer 3 is formed by a graphite coating 10 and a protective layer 9, and the protective layer 9 is provided on both the upper and lower sides of the graphite coating 10.

The base material 2 is embedded and fused with a fabric. The added fabric can resist tearing.

To sum up, this ultra-thin type PET double sided tape is equipped with corner layer 4 through edge between PET thin layer 1 and the substrate 2, can consolidate double sided tape edge, prevents the corner perk, has hot melt layer 7 in PET thin layer 1 addition, and hot melt layer 7 adopts the heat conduction material, can derive the heat of inside as early as possible to can reduce the risk of coming unstuck, graphite coating 10 can reduce the oxidation of gluing, has the guard action.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (4)

1. Ultra-thin type PET double sticky tape, including PET thin layer (1), substrate (2) and isolation layer (3), its characterized in that: the upper portion of PET thin layer (1) is equipped with substrate (2), the bottom of PET thin layer (1) is equipped with isolation layer (3), edge is equipped with corner pressing layer (4) between PET thin layer (1) and substrate (2), corner pressing layer (4) are bonded from top to bottom with substrate (2) and PET thin layer (1) respectively, PET thin layer (1) includes acrylic acid glue coating (5), leaves type thin layer (6), hot melt layer (7) and pressure sensitive adhesive layer (8), acrylic acid glue coating (5), leaves type thin layer (6), hot melt layer (7) and pressure sensitive adhesive layer (8) for from the top down order one-to-one bonding, graphite coating (10) and protective layer (9) are adopted in isolation layer (3), graphite coating (10) all are equipped with protective layer (9) from top to bottom.

2. The ultra-thin type PET double-sided tape according to claim 1, wherein: and a reinforcing glue coating layer (11) is embedded between the PET film layer (1) and the isolation layer (3).

3. The ultra-thin type PET double-sided tape according to claim 1, wherein: the hot melting layer (7) is made of heat conducting materials.

4. The ultra-thin type PET double-sided tape according to claim 1, wherein: the base material (2) is embedded and fused with a fabric.

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