Flexible tensile aluminum foil mylar tape

Abstract

The utility model discloses a flexible tensile aluminum foil mylar tape, and relates to the technical field of packaging materials, the flexible tensile aluminum foil mylar tape comprises two parallel aluminum foil layers, a shielding structure is arranged between the two aluminum foil layers, the opposite sides of the two aluminum foil layers are both provided with a reinforcing structure and a fireproof structure, and the shielding structure is a flexible shielding copper tape arranged between the two aluminum foil layers. Through cooperative arrangement of the aluminum foil layers, the flexible shielding copper strip, the through holes, the accommodating grooves, the polyurethane glue and the like, the flexible shielding copper strip is arranged between the two aluminum foil layers, and the flexible shielding copper strip is bonded with the two aluminum foil layers through the through holes formed in the flexible shielding copper strip and the polyurethane glue filled in the accommodating grooves; according to the Mylar tape, the total thickness of the flexible shielding copper tape and the aluminum foil layer after adhesion can be effectively reduced, the flexible shielding copper tape is used for shielding signal interference between packaged electronic components, and the problems that an existing Mylar tape is poor in shielding effect, the packaged electronic components are prone to mutually generating signal interference, and a user cannot conveniently use the Mylar tape are solved as much as possible.

Description

Technical Field

[0001] The present application relates to the technical field of packaging materials, and in particular to a flexible tensile-resistant aluminum foil Mylar tape. Background Art

[0002] With the continuous development of electronic technology, the packaging and protection materials of electronic components are also constantly updated. Aluminum foil Mylar tape, as a commonly used packaging material, is widely used due to its good insulation performance and high temperature resistance.

[0003] The utility model patent with announcement number CN205122311U proposes a double-sided hot-melt adhesive aluminum foil Mylar tape including a PET film layer, wherein the upper surface and the lower surface of the PET film layer are sequentially covered with an aluminum foil layer and a hot-melt adhesive layer, wherein the aluminum foil layer is bonded to the PET film layer by a glue layer, and the hot-melt adhesive layer is coated on the outer side of the aluminum foil.

[0004] Although the Mylar tape has good waterproof performance and higher ductility, the shielding effect of the Mylar tape is poor, and the packaged electronic components are prone to mutual signal interference, which is inconvenient for users to use. Utility Model Content

[0005] The utility model aims to solve or at least alleviate the problem that the existing Mylar tape has a poor shielding effect, the packaged electronic components are prone to mutual signal interference, and the user is inconvenient to use.

[0006] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0007] A flexible tensile-resistant aluminum foil Mylar tape comprises two parallel aluminum foil layers, a shielding structure is arranged between the two aluminum foil layers, a reinforcement structure and a fireproof structure are arranged on opposite sides of the two aluminum foil layers, the shielding structure is a flexible shielding copper tape arranged between the two aluminum foil layers, a plurality of groups of receiving grooves are arranged on the upper surface and the lower surface of the flexible shielding copper tape, the two receiving grooves in each group are symmetrically arranged, a plurality of through holes are arranged on the flexible shielding copper tape between two adjacent groups of receiving grooves, the through holes and the receiving grooves are filled with polyurethane glue, and the two aluminum foil layers and the flexible shielding copper tape are bonded to each other by the polyurethane glue.

[0008] By adopting the above technical scheme, a shielding structure formed by a flexible shielding copper tape is arranged between two layers of aluminum foil, and multiple groups of receiving grooves are provided on the upper surface and the lower surface of the flexible shielding copper tape. Multiple through holes are provided on the flexible shielding copper tape between two adjacent groups of receiving grooves. The through holes and the receiving grooves are used to fill polyurethane glue, and the two layers of aluminum foil and the flexible shielding copper tape are bonded to form a whole. The polyurethane glue is accommodated by the receiving grooves and the through holes. Under the premise of not affecting the bonding of the aluminum foil layer and the flexible shielding copper tape by the polyurethane glue, the total thickness of the flexible shielding copper tape after bonding with the aluminum foil layer can be effectively reduced. The flexible shielding copper tape is used to shield the signal interference between the packaged electronic components, and the problem of poor shielding effect of the existing Mylar tape, easy signal interference between the packaged electronic components, and inconvenience for users to use is avoided as much as possible.

[0009] Optionally, the thickness of the aluminum foil layer is 8-10 μm, and the total thickness of the reinforcement structure and the fireproof structure is 20-22 μm.

[0010] By adopting the above technical solution, the thickness of the aluminum foil layer, the reinforcement structure and the fireproof structure is set to be reduced, so as to minimize the thickness of the overall aluminum foil Mylar tape, thereby reducing the thickness of the electronic components after being packaged by the aluminum foil Mylar tape.

[0011] Optionally, the reinforcement structure includes a reinforcement fiber mesh disposed on opposite sides of two aluminum foil layers, the mesh holes of the reinforcement fiber mesh are filled with an adhesive layer, and the reinforcement fiber mesh is bonded to the aluminum foil layer through the adhesive layer.

[0012] By adopting the above technical solution, a reinforcing fiber mesh is provided to adhere to the aluminum foil layer through an adhesive layer. The reinforcing fiber mesh disperses and withstands the tensile force exerted on the aluminum foil layer, thereby greatly improving the tensile strength of the aluminum foil layer.

[0013] Optionally, the thickness of the reinforced fiber mesh does not exceed 15 μm, and the reinforced fiber mesh is woven from high-strength polyethylene fiber filaments.

[0014] By adopting the above technical solution, the reinforcing fiber mesh is set to be thinner, which can effectively reduce the thickness of the overall aluminum foil Mylar tape. The reinforcing fiber mesh is woven with high-strength polyethylene fiber filaments to improve the tensile properties of the reinforcing fiber mesh, which is beneficial to protecting the aluminum foil layer.

[0015] Optionally, the fireproof structure is a fireproof layer arranged on the outside of the reinforced fiber mesh, and the fireproof layer is bonded to the reinforced fiber mesh through an adhesive layer filled in the mesh holes of the reinforced fiber mesh.

[0016] By adopting the above technical solution, the fireproof layer is made of asbestos fiber, which can effectively isolate open flames, while being able to isolate high temperatures to a certain extent and protect the inner reinforced fiber mesh and aluminum foil layer.

[0017] Optionally, a waterproof sleeve with a tubular structure is provided on the outer surface of the fireproof layer, the inner wall of the waterproof sleeve is in contact with the fireproof layer, and both ends of the waterproof sleeve are sealed by hot melt adhesive.

[0018] By adopting the above technical solution, the waterproof sleeve is made of PET film, and the waterproof sleeve is arranged outside the fireproof layer to seal and wrap the surrounding side of the integral aluminum foil Mylar tape. At the same time, after the two ends are sealed with hot melt adhesive, water can be effectively isolated, and the problem of water entering the integral aluminum foil Mylar tape can be avoided as much as possible.

[0019] In summary, the beneficial effects of this application are as follows:

[0020] The present application achieves a coordinated arrangement of structures such as an aluminum foil layer, a flexible shielding copper tape, a through hole, a receiving groove and a polyurethane glue. The flexible shielding copper tape is arranged between two aluminum foil layers, and is bonded to the two aluminum foil layers through the through holes opened on the flexible shielding copper tape and the polyurethane glue filled in the receiving groove. The total thickness of the flexible shielding copper tape after adhesion to the aluminum foil layer can be effectively reduced, and the flexible shielding copper tape is used to shield signal interference between packaged electronic components, thereby avoiding as much as possible the problem that the existing Mylar tape has a poor shielding effect, the packaged electronic components are prone to generate signal interference with each other, and it is inconvenient for users to use. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the overall cross-sectional structure of this application;

[0022] Figure 2 It is a schematic diagram of the three-dimensional structure of the flexible shielding copper tape of the present application;

[0023] Figure 3 It is a schematic diagram of the cross-sectional structure of the waterproof cover of the present application.

[0024] Explanation of the accompanying drawings: 1. Aluminum foil layer; 2. Flexible shielding copper tape; 3. Through hole; 4. Receiving groove; 5. Polyurethane glue; 6. Reinforced fiber mesh; 7. Adhesive layer; 8. Fireproof layer; 9. Waterproof cover. DETAILED DESCRIPTION

[0025] The following is combined with Figure 1-3 This application is described in further detail.

[0026] See also Figure 1-3 A flexible tensile aluminum foil Mylar tape comprises two parallel aluminum foil layers 1, with a shielding structure provided between the two aluminum foil layers 1. The shielding structure is provided between the two aluminum foil layers 1 to shield signal interference between packaged electronic components, making it convenient for users to use.

[0027] The two aluminum foil layers 1 are provided with a reinforcement structure and a fireproof structure on the opposite sides. The reinforcement structure is provided to improve the tensile performance of the overall aluminum foil Mylar tape to avoid the aluminum foil layer 1 from breaking when subjected to tension, and the protective structure is provided to protect the internal aluminum foil layer 1.

[0028] The shielding structure is a flexible shielding copper tape 2 arranged between two aluminum foil layers 1. The flexible shielding copper tape 2 blocks signals to avoid signal interference between electronic components as much as possible.

[0029] The upper and lower surfaces of the flexible shielding copper tape 2 are provided with multiple groups of receiving grooves 4, and the two receiving grooves 4 in each group are symmetrically arranged. A plurality of through holes 3 are provided on the flexible shielding copper tape 2 between two adjacent groups of receiving grooves 4, and the through holes 3 and the receiving grooves 4 are filled with polyurethane glue 5, and the two layers of aluminum foil 1 and the flexible shielding copper tape 2 are bonded to each other by the polyurethane glue 5.

[0030] The receiving groove 4 and the through hole 3 are provided to receive the polyurethane glue 5, which can effectively reduce the total thickness of the flexible shielding copper tape 2 and the aluminum foil layer 1 after adhesion without affecting the bonding of the polyurethane glue 5 to the aluminum foil layer 1 and the flexible shielding copper tape 2.

[0031] Reference Figure 1 The thickness of the aluminum foil layer 1 is 8-10 μm, and the total thickness of the reinforcement structure and the fireproof structure is 20-22 μm. The thickness of the aluminum foil layer 1, the reinforcement structure, and the fireproof structure is set to be reduced to minimize the thickness of the overall aluminum foil Mylar tape, thereby reducing the thickness of the electronic components after being packaged by the aluminum foil Mylar tape.

[0032] Reference Figure 1 The reinforcement structure includes a reinforcement fiber net 6 disposed on the opposite sides of two aluminum foil layers 1, and the mesh of the reinforcement fiber net 6 is filled with an adhesive layer 7, and the reinforcement fiber net 6 is bonded to the aluminum foil layer 1 through the adhesive layer 7. The reinforcement fiber net 6 is arranged to adhere to the aluminum foil layer 1 through the adhesive layer 7, and the tension exerted on the aluminum foil layer 1 is dispersed and supported by the reinforcement fiber net 6, thereby greatly improving the tensile strength of the aluminum foil layer 1.

[0033] Reference Figure 1 The thickness of the reinforcing fiber mesh 6 does not exceed 15 μm, and the reinforcing fiber mesh 6 is woven from high-strength polyethylene fibers. Setting the reinforcing fiber mesh 6 to be thinner can effectively reduce the thickness of the entire aluminum foil Mylar tape. The reinforcing fiber mesh 6 is woven from high-strength polyethylene fibers to improve the tensile strength of the reinforcing fiber mesh 6, which is beneficial to protecting the aluminum foil layer 1.

[0034] Reference Figure 1The fireproof structure is a fireproof layer 8 arranged on the outside of the reinforced fiber mesh 6, and the fireproof layer 8 is bonded to the reinforced fiber mesh 6 through an adhesive layer 7 filled in the mesh of the reinforced fiber mesh 6. The fireproof layer 8 is made of asbestos fiber, which can effectively isolate open flames and high temperatures to a certain extent, protecting the inner reinforced fiber mesh 6 and the aluminum foil layer 1.

[0035] Reference Figure 1 and Figure 3 The outer surface of the fireproof layer 8 is covered with a tubular waterproof cover 9, the inner wall of the waterproof cover 9 is in contact with the fireproof layer 8, and the two ends of the waterproof cover 9 are sealed by hot melt adhesive. The waterproof cover 9 is made of PET film, and the waterproof cover 9 is covered outside the fireproof layer 8 to seal and wrap the sides of the integral aluminum foil Mylar tape. At the same time, after the two ends are sealed with hot melt adhesive, water can be effectively isolated, and the problem of water entering the integral aluminum foil Mylar tape can be avoided as much as possible.

[0036] The implementation principle of the present application is as follows: a shielding structure formed by a flexible shielding copper tape 2 is arranged between two layers of aluminum foil 1, and multiple groups of receiving grooves 4 are provided on the upper surface and the lower surface of the flexible shielding copper tape 2. Multiple through holes 3 are provided on the flexible shielding copper tape 2 between two adjacent groups of receiving grooves 4. The through holes 3 and the receiving grooves 4 are used to fill polyurethane glue 5, and the two layers of aluminum foil 1 and the flexible shielding copper tape 2 are bonded to form a whole. The polyurethane glue 5 is accommodated by the receiving grooves 4 and the through holes 3. Under the premise of not affecting the bonding of the aluminum foil layer 1 and the flexible shielding copper tape 2 by the polyurethane glue 5, the total thickness of the flexible shielding copper tape 2 after bonding with the aluminum foil layer 1 can be effectively reduced, and the flexible shielding copper tape 2 is used to shield the signal interference between the packaged electronic components, thereby avoiding as much as possible the problem that the shielding effect of the existing Mylar tape is poor, the packaged electronic components are prone to mutual signal interference, and the user is inconvenient to use.

[0037] The above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A flexible tensile aluminum foil Mylar tape, comprising two parallel aluminum foil layers (1), a shielding structure is provided between the two aluminum foil layers (1), and a reinforcement structure and a fireproof structure are provided on opposite sides of the two aluminum foil layers (1), characterized in that: The shielding structure is a flexible shielding copper tape (2) arranged between two layers of the aluminum foil layers (1), the upper surface and the lower surface of the flexible shielding copper tape (2) are provided with a plurality of groups of receiving grooves (4), the two receiving grooves (4) in each group are symmetrically arranged, a plurality of through holes (3) are provided on the flexible shielding copper tape (2) between two adjacent groups of receiving grooves (4), the through holes (3) and the receiving grooves (4) are filled with polyurethane glue (5), and the two layers of the aluminum foil layers (1) and the flexible shielding copper tape (2) are bonded to each other by the polyurethane glue (5).

2. The flexible tensile aluminum foil Mylar tape according to claim 1, characterized in that: The thickness of the aluminum foil layer (1) is 8-10 μm, and the total thickness of the reinforcement structure and the fireproof structure is 20-22 μm.

3. The flexible tensile aluminum foil Mylar tape according to claim 1, characterized in that: The reinforcement structure comprises a reinforcement fiber mesh (6) arranged on opposite sides of the two aluminum foil layers (1), the mesh holes of the reinforcement fiber mesh (6) are filled with an adhesive layer (7), and the reinforcement fiber mesh (6) is bonded to the aluminum foil layer (1) via the adhesive layer (7).

4. The flexible tensile aluminum foil Mylar tape according to claim 3, characterized in that: The thickness of the reinforcing fiber mesh (6) does not exceed 15 μm, and the reinforcing fiber mesh (6) is formed by weaving high-strength polyethylene fiber filaments.

5. The flexible tensile aluminum foil Mylar tape according to claim 3, characterized in that: The fireproof structure is a fireproof layer (8) arranged on the outside of the reinforced fiber mesh (6), and the fireproof layer (8) is bonded to the reinforced fiber mesh (6) via an adhesive layer (7) filled in the mesh holes of the reinforced fiber mesh (6).

6. The flexible tensile aluminum foil Mylar tape according to claim 5, characterized in that: A tubular waterproof sleeve (9) is sleeved on the outer surface of the fireproof layer (8), the inner wall of the waterproof sleeve (9) is in contact with the fireproof layer (8), and both ends of the waterproof sleeve (9) are sealed by hot melt adhesive.

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