CN219489897U - Stretch-proofing foam double-sided tape - Google Patents
Stretch-proofing foam double-sided tape Download PDFInfo
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- CN219489897U CN219489897U CN202320400438.3U CN202320400438U CN219489897U CN 219489897 U CN219489897 U CN 219489897U CN 202320400438 U CN202320400438 U CN 202320400438U CN 219489897 U CN219489897 U CN 219489897U
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Abstract
The utility model discloses a stretch-resistant foam double-sided adhesive tape, which relates to the technical field of foam double-sided adhesive tapes and comprises a foam base layer positioned in the middle of the adhesive tape, wherein a tensile layer is arranged on the upper surface of the foam base layer, a first adhesive layer is arranged on the upper surface of the tensile layer, a first release film is arranged on the upper surface of the first adhesive layer, a second adhesive layer is arranged on the lower surface of the foam base layer, and a second release film is arranged on the lower surface of the second adhesive layer. The stretch-resistant foam double-sided adhesive tape is additionally provided with the tensile layer, so that the stretch-resistant performance of the stretch-resistant foam double-sided adhesive tape can be effectively improved, the insulating layer is additionally provided, the insulating performance of the stretch-resistant foam double-sided adhesive tape can be effectively improved, the closed porosity of the foam base layer is 90% -100%, and the waterproof performance of the stretch-resistant foam double-sided adhesive tape can be effectively improved.
Description
Technical Field
The utility model relates to the technical field of foam double-sided adhesive tapes, in particular to a stretch-resistant foam double-sided adhesive tape.
Background
The foam double faced adhesive tape comprises PE foam double faced adhesive tape, EVA foam double faced adhesive tape, PU foam double faced adhesive tape, acrylic foam double faced adhesive tape and the like, has the characteristics of strong adhesive force, good holding power, good waterproof performance, strong temperature resistance, strong ultraviolet resistance and the like, and is generally applied to electronic markets (mobile phones, computers, digital cameras, mechanical panels, membrane switches and the like), automobile markets (appearance decoration strips, automobile parts, automobile marks, automobile perfumes and the like) and furniture markets (hooks, furniture, toys, artware, window gaps, door gap adhesion and the like). The traditional foam double-sided adhesive is generally formed by coating strong-adhesion acrylic acid adhesive on two sides of a foam base material, then coating release paper or release film on one side, and if the release paper or the release film is coated on both sides, the sandwich double-sided adhesive is called sandwich double-sided adhesive paper, so that the sandwich double-sided adhesive is mainly used for facilitating the punching of the double-sided adhesive.
Disclosure of Invention
The utility model aims to provide a stretch-proof foam double-sided adhesive tape, which aims to solve the technical problems, and is additionally provided with a tensile layer, so that the stretch-proof performance of the utility model can be effectively improved, an insulating layer is additionally provided, the insulating performance of the utility model can be effectively improved, the closed porosity of a foam base layer is 90% -100%, and the waterproof performance of the utility model can be effectively improved.
In order to achieve the above purpose, the present utility model is realized by the following technical scheme:
the utility model provides a stretch-proofing foam double-sided tape, includes the foam basic unit that is located the sticky tape middle part, the upper surface of foam basic unit is equipped with the tensile layer, the upper surface of tensile layer is equipped with first adhesive layer, the upper surface on first adhesive layer is equipped with first from the type membrane, the lower surface of foam basic unit is equipped with the second adhesive layer, the lower surface second from the type membrane on second adhesive layer.
Preferably, the foam base layer is one of a PE foam layer, an EVA foam layer, a PU foam layer and a PVC foam layer.
Preferably, the thickness of the foam base layer is 0.3-0.5mm, and the closed pore ratio is 90% -100%.
Preferably, the tensile layer is one of a PET adhesive tape layer, a PVC adhesive tape layer, a fiber web and a fiber cloth.
Preferably, the tensile layer has a thickness of 60-100 μm and a tensile yield of 60-120Mpa.
Preferably, the first adhesive layer and the second adhesive layer are both one of an acrylic pressure-sensitive adhesive, a rubber pressure-sensitive adhesive and a flame-retardant pressure-sensitive adhesive layer.
Preferably, the thickness of the first adhesive layer and the second adhesive layer is 80-150 μm.
Preferably, the first release film and the second release film are one of PEK release paper and PET release film.
Preferably, the thickness of the first release film and the second release film is 30-80 μm.
Preferably, an insulating layer is arranged between the foam base layer and the second adhesive layer, and the insulating layer is a glass fiber layer.
The stretch-proof foam double-sided adhesive tape has the following beneficial effects:
1. the stretch-resistant foam double-sided adhesive tape has the main body of foam base layer, and has the advantages of environmental protection, impact resistance, acid and alkali resistance and good shockproof and buffering effects;
2. the stretch-resistant foam double-sided adhesive tape disclosed by the utility model has the advantages that the tensile layer is arranged on the foam base layer, and is one of the PET adhesive tape layer, the PVC adhesive tape layer, the fiber net and the fiber cloth, so that the stretch-resistant performance of the stretch-resistant foam double-sided adhesive tape can be effectively improved, and the die-cut and punched type is not easy to deform and change in size during use;
3. the thickness of the foam base layer is 0.3-0.5mm, and the closure rate is 90-100%, so that the waterproof performance of the foam double-sided adhesive tape can be effectively improved;
4. according to the stretch-resistant foam double-sided tape, the insulating layer is arranged between the foam base layer and the second adhesive layer, and the insulating layer is the glass fiber layer, so that the insulating performance of the stretch-resistant foam double-sided tape can be effectively improved.
Drawings
FIG. 1 is a schematic view of a layered structure of an embodiment of a stretch foam double-sided tape according to the present utility model;
FIG. 2 is a schematic diagram of a second chromatographic structure of an embodiment of the stretch foam double-sided tape of the present utility model.
Detailed Description
In order to make the technical solution of the present utility model better understood by those skilled in the art, the following further details of the present utility model will be described with reference to examples and drawings.
It will be understood that when an element is referred to as being "fixed 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. The terms "vertical," "horizontal," "left," "right," and the like are used herein for illustrative purposes only and are not meant to be the only embodiment.
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 utility model belongs. The terminology used herein in the description of the utility model is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.
Example 1: as shown in figure 1, the stretch-resistant foam double-sided adhesive tape comprises a foam base layer 1, a tensile layer 2, a first adhesive layer 3, a second adhesive layer 4, a first release film 5 and a second release film 6 which are positioned in the middle of the adhesive tape, wherein the foam base layer 1 is one of a PE foam layer, an EVA foam layer, a PU foam layer and a PVC foam layer, the thickness range of the foam base layer is 0.3-0.5mm, and the closed pore rate range is 90% -100%; the tensile layer 2 is adhered to the upper surface of the foam base layer 1 through an adhesive, the tensile layer 2 is one of a PET adhesive tape layer, a PVC adhesive tape layer, a fiber net and a fiber cloth, the thickness range of the tensile layer 2 is 60-100 mu m, and the tensile yield strength range is 60-120Mpa; the first adhesive layer 3 is arranged on the upper surface of the tensile layer 2, and the first adhesive layer 3 is one of an acrylic pressure-sensitive adhesive, a rubber pressure-sensitive adhesive and a flame-retardant pressure-sensitive adhesive layer, and the thickness range of the first adhesive layer 3 is 80-150 mu m; the first release film 5 is arranged on the upper surface of the first adhesive layer 3, and the first release film 5 is one of PEK release paper and PET release film, and the thickness range of the first release film is 30-80 mu m; the second adhesive layer 4 is arranged on the lower surface of the foam base layer 1, and the second adhesive layer 4 is one of an acrylic pressure-sensitive adhesive, a rubber pressure-sensitive adhesive and a flame-retardant pressure-sensitive adhesive layer, and the thickness range of the second adhesive layer 4 is 80-150 mu m; the second release film 6 is arranged on the lower surface of the second adhesive layer 4; the second release film 6 is one of PEK release paper and PET release film, and the thickness range is 30-80 μm.
It should be noted that: in this embodiment, the foam base layer 1 is a PE foam layer, and the thickness of the PE foam layer is preferably in the range of 0.35-0.45mm, and in this embodiment, the thickness of the PE foam layer is 0.4mm, and the closed pore ratio is preferably in the range of 95% -100%; the tensile layer 2 adopts a PET adhesive tape layer, the thickness of which is preferably 70-90 mu m, and in the embodiment, the thickness of the PET adhesive tape layer is 80 mu m; the materials of the first adhesive layer 3 and the second adhesive layer 4 are the same, and are all acrylic pressure-sensitive adhesives, the thickness of which is preferably 100-120 μm, in this embodiment, the thickness of the acrylic pressure-sensitive adhesive layer is 110 μm; the first release film 5 and the second release film 6 are made of the same material and are both PET release films, and the thickness of the PET release films is preferably 45-70 μm, and in this embodiment, the thickness of the PET release films is 60 μm.
Example 2: as shown in figure 2, the stretch-resistant foam double-sided adhesive tape comprises a foam base layer 1, a tensile layer 2, an insulating layer 7, a first adhesive layer 3, a second adhesive layer 4, a first release film 5 and a second release film 6 which are positioned in the middle of the adhesive tape, wherein the foam base layer 1 is one of a PE foam layer, an EVA foam layer, a PU foam layer and a PVC foam layer, the thickness range of the foam base layer 1 is 0.3-0.5mm, and the closed pore rate range is 90% -100%; the tensile layer 2 is adhered to the upper surface of the foam base layer 1 through an adhesive, the tensile layer 2 is one of a PET adhesive tape layer, a PVC adhesive tape layer, a fiber net and a fiber cloth, the thickness range of the tensile layer 2 is 60-100 mu m, and the tensile yield strength range is 60-120Mpa; the first adhesive layer 3 is arranged on the upper surface of the tensile layer 2, and the first adhesive layer 3 is one of an acrylic pressure-sensitive adhesive, a rubber pressure-sensitive adhesive and a flame-retardant pressure-sensitive adhesive layer, and the thickness range of the first adhesive layer 3 is 80-150 mu m; the first release film 5 is arranged on the upper surface of the first adhesive layer 3, and the first release film 5 is one of PEK release paper and PET release film, and the thickness range of the first release film is 30-80 mu m; the insulating layer 7 is arranged on the lower surface of the foam base layer 1 through an adhesive, the insulating layer 7 is a glass fiber layer, and the thickness range of the insulating layer 7 is 50-120 mu m; the second adhesive layer 4 is arranged on the lower surface of the insulating layer 7, and the second adhesive layer 4 is one of an acrylic pressure-sensitive adhesive, a rubber pressure-sensitive adhesive and a flame-retardant pressure-sensitive adhesive layer, and the thickness range of the second adhesive layer 4 is 80-150 mu m; the second release film 6 is arranged on the lower surface of the second adhesive layer 4; the second release film 6 is one of PEK release paper and PET release film, and the thickness range is 30-80 μm.
It should be noted that: in this embodiment, the foam base layer 1 is an EVA foam layer, the thickness of the EVA foam layer is 0.45mm, and the closed cell rate is preferably 95% -100%; the tensile layer 2 adopts a PVC adhesive tape layer, and the thickness of the tensile layer is 85 mu m; the insulating layer 7 adopts a glass fiber layer, and the thickness of the glass fiber layer is 80 mu m; the first adhesive layer 3 and the second adhesive layer 4 are made of the same materials and are rubber pressure-sensitive adhesives, and the thickness of the rubber pressure-sensitive adhesives is 100 mu m; the first release film 5 and the second release film 6 are made of the same material and are PEK release paper, and the thickness of the PEK release paper is 50 mu m.
The above description is only of the preferred embodiments of the present utility model, and is not intended to limit the present utility model in any way; those skilled in the art will readily appreciate that the present utility model may be implemented as shown in the drawings and described above; however, those skilled in the art should appreciate that many modifications, adaptations, and variations of the present utility model can be made without departing from the scope of the present utility model as set forth in the above-described aspects; meanwhile, any equivalent changes, modifications and evolution of the above embodiments according to the essential technology of the present utility model still fall within the scope of the present utility model.
Claims (5)
1. A stretch-proof foam double-sided tape, which is characterized in that: the adhesive tape comprises a foam base layer positioned in the middle of the adhesive tape, wherein a tensile layer is arranged on the upper surface of the foam base layer, a first adhesive layer is arranged on the upper surface of the tensile layer, a first release film is arranged on the upper surface of the first adhesive layer, a second adhesive layer is arranged on the lower surface of the foam base layer, and a second release film is arranged on the lower surface of the second adhesive layer;
the foam base layer is one of a PE foam layer, a PU foam layer and a PVC foam layer;
the tensile layer is one of a PET adhesive tape layer and a PVC adhesive tape layer;
the first adhesive layer and the second adhesive layer are one of acrylic pressure-sensitive adhesive, rubber pressure-sensitive adhesive and flame-retardant pressure-sensitive adhesive layers;
the first release film and the second release film are one of PEK release paper and PET release film;
an insulating layer is arranged between the foam base layer and the second adhesive layer, and the insulating layer is a glass fiber layer.
2. The stretch resistant foam double-sided tape of claim 1, wherein: the thickness of the foam base layer is 0.3-0.5mm, and the closed pore ratio is 90% -100%.
3. The stretch resistant foam double-sided tape of claim 1, wherein: the thickness of the tensile layer is 60-100 mu m, and the tensile yield is 60-120Mpa.
4. The stretch resistant foam double-sided tape of claim 1, wherein: the thickness of the first adhesive layer and the second adhesive layer is 80-150 mu m.
5. The stretch resistant foam double-sided tape of claim 1, wherein: the thickness of the first release film and the second release film is 30-80 mu m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320400438.3U CN219489897U (en) | 2023-03-07 | 2023-03-07 | Stretch-proofing foam double-sided tape |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320400438.3U CN219489897U (en) | 2023-03-07 | 2023-03-07 | Stretch-proofing foam double-sided tape |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219489897U true CN219489897U (en) | 2023-08-08 |
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ID=87481633
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320400438.3U Active CN219489897U (en) | 2023-03-07 | 2023-03-07 | Stretch-proofing foam double-sided tape |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219489897U (en) |
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2023
- 2023-03-07 CN CN202320400438.3U patent/CN219489897U/en active Active
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