CN215799263U - Functional adhesive tape with silicone oil release coating strongly adhered - Google Patents
Functional adhesive tape with silicone oil release coating strongly adhered Download PDFInfo
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- CN215799263U CN215799263U CN202122262859.8U CN202122262859U CN215799263U CN 215799263 U CN215799263 U CN 215799263U CN 202122262859 U CN202122262859 U CN 202122262859U CN 215799263 U CN215799263 U CN 215799263U
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- sensitive adhesive
- acrylic resin
- modified acrylic
- silicone oil
- pressure
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Abstract
The utility model discloses a functional adhesive tape with a silicone oil release coating adhered strongly, which comprises a first release layer and a second release layer arranged on the front surface and the bottom surface, wherein a first modified acrylic resin pressure-sensitive adhesive is arranged on the inner side of the first release layer, a biaxially oriented polyester film base material is arranged on the inner side of the first modified acrylic resin pressure-sensitive adhesive, a second modified acrylic resin pressure-sensitive adhesive is arranged on the inner side of the second release layer, a third release layer is arranged on the inner side of the second modified acrylic resin pressure-sensitive adhesive, a silicone pressure-sensitive adhesive is arranged on the inner side of the third release layer, and a reversed polarity material cross-linking adhesion coating is arranged between the silicone pressure-sensitive adhesive and the biaxially oriented polyester film base material. The utility model has novel and reasonable structure, can strongly adhere the ultra-low surface energy component with the silicone oil release coating, is especially suitable for fastening multi-component materials with different polarities and adhering the ultra-low surface energy material in a narrow space structure, and has firm connection, light weight and small volume.
Description
Technical Field
The utility model relates to the technical field of adhesive tapes, in particular to a functional adhesive tape with a silicone oil release coating adhered strongly.
Background
Electronic or equipment manufacturers continuously pursue higher performance of products, and also demand lighter, thinner and smaller volume of products, in narrow space structures, the traditional manufacturing processes such as screws and welding need to be abandoned, the process of adhering by using special adhesive tapes has advantages, and particularly, the process of adhering by using special functional adhesive tapes has outstanding advantages when multi-component materials with different polarities are fastened and materials with ultra-low surface energy are adhered.
The traditional functional adhesive tape with strong adhesive force to low-surface-energy materials is generally bonded by modified rubber or silicon rubber with a thin coating layer, and generally only can be adhered to the low-surface-energy materials by high adhesive force (generally less than 3kg/25 mm), and can be effectively detached when peeled off by large force. And because the design and application structure are single, a plurality of low-surface-energy components cannot be adhered together by super-strong adhesive force.
Disclosure of Invention
The utility model aims to solve the technical problems and provides a functional adhesive tape with a silicone oil release coating adhered strongly.
In order to achieve the technical purpose and achieve the technical requirements, the utility model adopts the technical scheme that: a functional adhesive tape with a silicone oil release coating strongly adhered is characterized in that: including setting up in the first type layer and the second of leaving the type layer of front and bottom surface, the first inboard of leaving the type layer is provided with first modified acrylic resin pressure-sensitive adhesive, first modified acrylic resin pressure-sensitive adhesive inboard is provided with biaxial stretching polyester film substrate, the second is provided with second modified acrylic resin pressure-sensitive adhesive from type layer inboard, second modified acrylic resin pressure-sensitive adhesive inboard is provided with the third and leaves the type layer, the third is provided with the silicone pressure-sensitive adhesive from type layer inboard, be provided with the cross-linking adhesion coating of antipolarity material between silicone pressure-sensitive adhesive and the biaxial stretching polyester film substrate.
Preferably, the first modified acrylic resin pressure-sensitive adhesive is an acrylic resin pressure-sensitive adhesive containing rosin resin, petroleum cyanide resin, phenolic resin and color master; the thickness of the first modified acrylic resin pressure-sensitive adhesive is 15-45 mu m.
Preferably, the second modified acrylic resin pressure-sensitive adhesive is an acrylic resin pressure-sensitive adhesive containing rosin resin, petroleum cyanide resin and phenolic resin; the thickness of the second modified acrylic resin pressure-sensitive adhesive is 10-40 mu m.
Preferably, the first release layer is made of colored glassine single-sided release paper, and the residual rate of the colored glassine single-sided release paper reaches 90-95%; the thickness of the first release layer is 55-85 mu m.
Preferably, the second release layer is made of white glassine single-sided release paper, and the residual rate of the white glassine single-sided release paper reaches 90-95%; the thickness of the second release layer is 55-85 mu m.
Preferably, the thickness of the biaxially oriented polyester film substrate is 25-45 μm.
Preferably, the thickness of the reverse-polarity material cross-linking adhesion coating is 1-3 μm.
Preferably, the thickness of the silicone pressure-sensitive adhesive is 25-55 μm.
Preferably, the third release layer is made of a fluorine release film, and the thickness of the third release layer is 45-75 μm.
Compared with the traditional structure, the utility model has novel and reasonable structure and bonding capability of three layers of components, after the low-surface-energy plastic part and the metal part are firmly adhered to two sides, the third release layer is peeled off, so that the utility model can play a strong adhesive effect on the finally adhered ultralow-surface-energy adherend with the silicone oil release coating, and the middle silicone pressure-sensitive adhesive layer can generate ultrahigh bonding force which is more than or equal to 4.5kg/25mm on the ultralow-surface-energy adherend; the multi-component material bonding device is particularly suitable for fastening multi-component materials with different polarities and bonding ultra-low surface energy materials in a narrow space structure, and not only is firm in connection, but also is light in weight and small in size.
Drawings
FIG. 1 is a schematic structural view of the present invention;
in the figure: 1. a first release layer; 2. a first modified acrylic pressure-sensitive adhesive; 3. a biaxially oriented polyester film substrate; 4. the reverse polarity material is cross-linked to adhere to the coating; 5. a second release layer; 6. a second modified acrylic resin pressure-sensitive adhesive; 7. a third release layer; 8. a silicone pressure sensitive adhesive.
Detailed Description
The present invention is further described below.
Referring to the attached drawings, the functional adhesive tape with the silicone oil release coating strongly adhered is characterized in that: including setting up in openly and bottom surface first from type layer 1 and second from type layer 5, first inboard from type layer 1 is provided with first modified acrylic resin pressure-sensitive adhesive 2, first modified acrylic resin pressure-sensitive adhesive 2 inboard is provided with biaxial stretching polyester film substrate 3, the second is provided with second modified acrylic resin pressure-sensitive adhesive 6 from type layer 5 inboard, 6 inboards of second modified acrylic resin pressure-sensitive adhesive are provided with the third from type layer 7, the third is provided with silicone pressure-sensitive adhesive 8 from type layer 7 inboard, be provided with reversed polarity material crosslinking adhesion coating 4 between silicone pressure-sensitive adhesive 8 and the biaxial stretching polyester film substrate 3.
In the preferred embodiment, the first modified acrylic resin pressure-sensitive adhesive 2 is an acrylic resin pressure-sensitive adhesive containing rosin resin, petroleum cyanide resin, phenolic resin and color masterbatch; the thickness of the first modified acrylic resin pressure-sensitive adhesive 2 is 15-45 mu m.
In the preferred embodiment, the second modified acrylic pressure-sensitive adhesive 6 is an acrylic pressure-sensitive adhesive containing rosin resin, petroleum cyanide resin and phenolic resin; the thickness of the second modified acrylic resin pressure-sensitive adhesive 6 is 10-40 mu m.
In the preferred embodiment, the first release layer 1 is made of colored glassine single-sided release paper, and the residual rate of the colored glassine single-sided release paper reaches 90-95%; the thickness of the first release layer 1 is 55-85 μm.
In the preferred embodiment, the second release layer 5 is made of white glassine single-sided release paper, and the residual rate of the white glassine single-sided release paper reaches 90-95%; the thickness of the second release layer 5 is 55-85 μm.
In the preferred embodiment, the thickness of the biaxially oriented polyester film substrate 3 is 25 to 45 μm.
In the preferred embodiment, the thickness of the reverse-polarity material cross-linking adhesion coating 4 is 1-3 μm.
In the preferred embodiment, the thickness of the silicone pressure-sensitive adhesive 8 is 25-55 μm.
In the preferred embodiment, the third release layer 7 is made of a fluorine release film, and the thickness of the third release layer 7 is 45-75 μm.
In specific implementation, the first modified acrylic resin pressure-sensitive adhesive 2 and the second modified acrylic resin pressure-sensitive adhesive 6 are modified into low-surface-energy adhesive acrylic resin pressure-sensitive adhesives, and after a certain proportion of color master is added to the first modified acrylic resin pressure-sensitive adhesive 2, the cohesive force still meets the application requirement.
According to the utility model, the pressure-sensitive adhesives with different functions are coated in multiple layers, after the low-surface-energy plastic part and the metal part are firmly adhered to two sides, the third release layer is peeled off, and a strong adhering effect can be achieved on the finally adhered ultralow-surface-energy adherend with the silicone oil release coating. The experimental results show that: after the low-surface-energy material is strongly adhered to the adhesive layers on the two sides, the silicone pressure-sensitive adhesive layer in the middle can generate ultrahigh adhesive force which is more than or equal to 4.5kg/25mm (exceeds the range of a high-precision peeling tensile machine) on the ultralow-surface-energy adherend. If the silicone pressure-sensitive adhesive is to be separated from an adherend, the silicone pressure-sensitive adhesive is subjected to a bath using a special solvent to cause separation, or destructive separation of any one of the materials.
The above-mentioned embodiments of the present invention are only examples for clearly illustrating the present invention, but not intended to limit the scope of the present invention, and all equivalent technical solutions also belong to the scope of the present invention, and the scope of the present invention should be defined by the claims.
Claims (9)
1. A functional adhesive tape with a silicone oil release coating strongly adhered is characterized in that: including setting up in openly and bottom surface first from type layer (1) and second from type layer (5), first inboard from type layer (1) is provided with first modified acrylic resin pressure-sensitive adhesive (2), first modified acrylic resin pressure-sensitive adhesive (2) inboard is provided with biaxial stretching polyester film substrate (3), the second is provided with second modified acrylic resin pressure-sensitive adhesive (6) from type layer (5) inboard, second modified acrylic resin pressure-sensitive adhesive (6) inboard is provided with third from type layer (7), third is provided with silicone pressure-sensitive adhesive (8) from type layer (7) inboard, be provided with between silicone pressure-sensitive adhesive (8) and biaxial stretching polyester film substrate (3) reversed polarity material cross-linking adhesion coating (4).
2. The functional adhesive tape with strong adhesion silicone oil release coating as claimed in claim 1, wherein: the first modified acrylic resin pressure-sensitive adhesive (2) is an acrylic resin pressure-sensitive adhesive containing rosin resin, petroleum cyanide resin, phenolic resin and color master; the thickness of the first modified acrylic resin pressure-sensitive adhesive (2) is 15-45 mu m.
3. The functional adhesive tape with strong adhesion silicone oil release coating as claimed in claim 1, wherein: the second modified acrylic resin pressure-sensitive adhesive (6) is an acrylic resin pressure-sensitive adhesive containing rosin resin, petroleum cyanide resin and phenolic resin; the thickness of the second modified acrylic resin pressure-sensitive adhesive (6) is 10-40 mu m.
4. The functional adhesive tape with strong adhesion silicone oil release coating as claimed in claim 1, wherein: the first release layer (1) is made of colored glassine single-sided release paper, and the residual rate of the colored glassine single-sided release paper reaches 90-95%; the thickness of the first release layer (1) is 55-85 mu m.
5. The functional adhesive tape with strong adhesion silicone oil release coating as claimed in claim 1, wherein: the second release layer (5) is made of white glassine single-sided release paper, and the residual rate of the white glassine single-sided release paper reaches 90-95%; the thickness of the second release layer (5) is 55-85 microns.
6. The functional adhesive tape with strong adhesion silicone oil release coating as claimed in claim 1, wherein: the thickness of the biaxially oriented polyester film base material (3) is 25-45 μm.
7. The functional adhesive tape with strong adhesion silicone oil release coating as claimed in claim 1, wherein: the thickness of the reversed polarity material cross-linking adhesion coating (4) is 1-3 mu m.
8. The functional adhesive tape with strong adhesion silicone oil release coating as claimed in claim 1, wherein: the thickness of the silicone pressure-sensitive adhesive (8) is 25-55 mu m.
9. The functional adhesive tape with strong adhesion silicone oil release coating as claimed in claim 1, wherein: the third release layer (7) is made of a fluorine release film, and the thickness of the third release layer (7) is 45-75 micrometers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122262859.8U CN215799263U (en) | 2021-09-18 | 2021-09-18 | Functional adhesive tape with silicone oil release coating strongly adhered |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122262859.8U CN215799263U (en) | 2021-09-18 | 2021-09-18 | Functional adhesive tape with silicone oil release coating strongly adhered |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215799263U true CN215799263U (en) | 2022-02-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122262859.8U Active CN215799263U (en) | 2021-09-18 | 2021-09-18 | Functional adhesive tape with silicone oil release coating strongly adhered |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215799263U (en) |
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2021
- 2021-09-18 CN CN202122262859.8U patent/CN215799263U/en active Active
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