CN220350551U - Electromagnetic induction sealing gasket and coiled material thereof - Google Patents
Electromagnetic induction sealing gasket and coiled material thereof Download PDFInfo
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- CN220350551U CN220350551U CN202321906872.5U CN202321906872U CN220350551U CN 220350551 U CN220350551 U CN 220350551U CN 202321906872 U CN202321906872 U CN 202321906872U CN 220350551 U CN220350551 U CN 220350551U
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- 230000005674 electromagnetic induction Effects 0.000 title claims abstract description 72
- 239000000463 material Substances 0.000 title claims abstract description 20
- 238000007789 sealing Methods 0.000 title abstract description 55
- 239000010410 layer Substances 0.000 claims abstract description 219
- 239000002131 composite material Substances 0.000 claims abstract description 66
- 239000012790 adhesive layer Substances 0.000 claims abstract description 34
- 239000000853 adhesive Substances 0.000 claims abstract description 23
- 239000011248 coating agent Substances 0.000 claims abstract description 17
- 238000000576 coating method Methods 0.000 claims abstract description 17
- 230000000149 penetrating effect Effects 0.000 claims abstract description 8
- 238000010438 heat treatment Methods 0.000 claims description 14
- 230000001070 adhesive effect Effects 0.000 claims description 13
- 229910052782 aluminium Inorganic materials 0.000 claims description 9
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical group [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 9
- 239000002344 surface layer Substances 0.000 claims description 9
- 239000011888 foil Substances 0.000 claims description 5
- 239000003822 epoxy resin Substances 0.000 claims description 4
- 239000002985 plastic film Substances 0.000 claims description 4
- 229920006255 plastic film Polymers 0.000 claims description 4
- 229920000647 polyepoxide Polymers 0.000 claims description 4
- 229920002545 silicone oil Polymers 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 8
- 238000013329 compounding Methods 0.000 description 7
- 150000001875 compounds Chemical class 0.000 description 5
- 238000005520 cutting process Methods 0.000 description 4
- 239000003292 glue Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- VGVRFARTWVJNQC-UHFFFAOYSA-N 2-(2,4-dichlorophenoxy)acetamide Chemical compound NC(=O)COC1=CC=C(Cl)C=C1Cl VGVRFARTWVJNQC-UHFFFAOYSA-N 0.000 description 1
- 239000004278 EU approved seasoning Substances 0.000 description 1
- 239000002537 cosmetic Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007598 dipping method Methods 0.000 description 1
- 229940079593 drug Drugs 0.000 description 1
- 239000003814 drug Substances 0.000 description 1
- 235000013305 food Nutrition 0.000 description 1
- 235000011194 food seasoning agent Nutrition 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000007639 printing Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
- 238000005406 washing Methods 0.000 description 1
Landscapes
- Closures For Containers (AREA)
Abstract
The utility model discloses an electromagnetic induction sealing gasket and a coiled material thereof, wherein the electromagnetic induction sealing gasket comprises a lifting composite layer and an electromagnetic adhesive layer; the lifting composite layer comprises an information label layer, a backing layer and a connecting layer which are sequentially compounded from top to bottom, wherein the top surface of the connecting layer is strongly adhered and compounded with the bottom surface of the backing layer, the bottom surface of the connecting layer is provided with a slightly adhered area coated with release coating, and the bottom surface of the connecting layer is strongly adhered and compounded with the top surface of the electromagnetic adhesive layer; the lifting composite layer is provided with a lifting part capable of being lifted and a tearing line penetrating through the lifting composite layer and connected with the lifting part, the tearing line is provided with an arc section, and a micro-adhesive area of the connecting layer is positioned below the lifting part. The electromagnetic induction sealing gasket has the advantages of being convenient to open, good in sealing effect when in press sealing again, and good in use safety of the information label layer.
Description
Technical Field
The utility model relates to the field of sealing gaskets, in particular to an electromagnetic induction sealing gasket and a coiled material thereof.
Background
An electromagnetic induction sealing gasket is a sealing gasket which is mostly adopted when sealing the bottle mouth of a container in the industries of medicines, health products, foods, seasonings, cosmetics, washing products and the like;
the existing electromagnetic induction sealing gasket is characterized in that an aluminum foil heats in an electromagnetic induction mode, so that an adhesive layer in contact with a container bottleneck of the electromagnetic induction sealing gasket is heated and melted, and the adhesive layer is adhered to the bottleneck to seal the container bottleneck.
However, the existing electromagnetic induction sealing gasket is not easy to tear after the bottle mouth is sealed, so that the use is inconvenient, the phenomenon that the electromagnetic induction sealing gasket is not easy to tear often occurs when a user uses the electromagnetic induction sealing gasket, the electromagnetic induction sealing gasket at the bottle mouth of a container is usually cut or poked by using a tool such as a sharp blade, a scissors and the like, the use is very inconvenient for the user, the experience is poor, and even certain potential safety hazards exist. Meanwhile, after the conventional electromagnetic induction sealing gasket is torn, the bottle mouth of the container can not be effectively sealed by only the bottle cap, so that the shelf life of unused contents in the container is shortened and the container is easy to deteriorate and spoil.
In view of the above, there is a need for an electromagnetic induction sealing gasket and a roll thereof that are easy to open and have a good sealing effect when used for resealing.
Disclosure of Invention
The utility model aims to provide an electromagnetic induction sealing gasket which is convenient to open and has good sealing effect when being used for pressing and sealing again, and simultaneously provides an electromagnetic induction sealing gasket coiled material for manufacturing the electromagnetic induction sealing gasket.
In order to achieve the above object, the solution of the present utility model is:
an electromagnetic induction sealing gasket comprises a lifting composite layer and an electromagnetic adhesive layer; the lifting composite layer comprises a backing layer and a connecting layer which are sequentially compounded from top to bottom, the top surface of the connecting layer is strongly adhered and compounded with the bottom surface of the backing layer, the bottom surface of the connecting layer is provided with a slightly adhered area coated with release coating, and the bottom surface of the connecting layer is strongly adhered and compounded with the top surface of the electromagnetic adhesive layer; the lifting composite layer is provided with a lifting part capable of being lifted and a tearing line penetrating through the lifting composite layer and connected with the lifting part, the tearing line is provided with an arc section, and a micro-adhesive area of the connecting layer is positioned below the lifting part.
The surface of the release coating coated on the micro-adhesive area of the connecting layer is one of a smooth surface, a fog surface or a lattice shape.
The release coating is made of one of epoxy resin, silicone oil, gloss oil or wax.
The connecting layer is made of PET, PE, EPE or PP.
The electromagnetic adhesive layer comprises an electromagnetic induction heating layer and an adhesive layer which are sequentially compounded from bottom to bottom; the top surface of the electromagnetic induction heating layer is strongly adhered and compounded with the bottom surface of the connecting layer.
The electromagnetic induction heating layer is an aluminum foil or an aluminum plastic film; the material of the adhesive layer is one of EVA, PE, PP or PET.
The backing layer comprises a top surface layer and a supporting layer which are sequentially compounded from top to bottom, and the top surface and the bottom surface of the supporting layer are respectively and strongly adhered and compounded with the top surface layer and the connecting layer.
The top surface layer is made of PET or PP; the material of the supporting layer is EPE.
The lifting composite layer also comprises an information label layer; the information label layer bottom surface is glued by force with backing layer top surface complex, and the information label layer has information chip and with information chip electric connection's antenna.
The antenna is arranged to intersect or not intersect the tear line.
The information label layer comprises a base film, an antenna and an information chip, wherein the antenna and the information chip are attached to the bottom surface of the base film, and the bottom surface of the base film is in strong adhesive combination with the backing layer.
An electromagnetic induction sealing gasket coiled material comprises a lifting composite layer and an electromagnetic adhesive layer; the lifting composite layer comprises a backing layer and a connecting layer which are sequentially compounded from top to bottom, the top surface of the connecting layer is strongly adhered and compounded with the bottom surface of the backing layer, and the bottom surface of the connecting layer is strongly adhered and compounded with the top surface of the electromagnetic adhesive layer; the lifting composite layer is provided with a plurality of gasket forming areas, the gasket forming areas of the lifting composite layer are provided with lifting parts capable of being lifted and tearing lines penetrating through the lifting composite layer and connected with the lifting parts, and the tearing lines are provided with arc-shaped sections; and the bottom surface of the connecting layer of the lifting composite layer is respectively provided with a micro-adhesion area which is positioned below the lifting part and is coated with release coating corresponding to each lifting part.
The lifting composite layer also comprises an information label layer; the bottom surface of the information label layer is strongly adhered and compounded with the top surface of the backing layer; and the information label layer is provided with an antenna and an information chip electrically connected with the antenna corresponding to each gasket forming area of the lifting composite layer.
The antenna arranged corresponding to each gasket forming region of the lifting composite layer is arranged to intersect or not intersect with the tearing line of the gasket forming region.
After the scheme is adopted, the utility model has the following characteristics:
1. the electromagnetic adhesive layer of the electromagnetic induction sealing gasket is adhered to the container bottle mouth in an electromagnetic induction heating mode, so that the electromagnetic induction sealing gasket is matched with the container bottle mouth and seals the container bottle mouth; when a user opens the bottle cap of the container, the user can directly hold the lifting part of the lifting composite layer by hand without using an external object to lift the bottle cap upwards, so that the tearing line of the lifting composite layer is broken, and the region, which is positioned at the inner side of the tearing line, of the electromagnetic induction sealing gasket can be torn off, so that a circle of annular body is left for bonding with the container bottle mouth, at the moment, the container bottle mouth is opened, and the whole opening process is very convenient without using tools; when a user locks the bottle cap of the container again, the bottle cap can be pressed on the annular body left at the bottle mouth of the container, so that the bottle cap has good sealing effect when being pressed and sealed again;
2. the antenna of the information label layer is intersected with the tearing line of the lifting composite layer, so that the antenna of the information label layer is broken when the tearing line of the lifting composite layer is broken, the information label layer is damaged to lose the information reading and writing function, the effect that the container mouth is opened for the first time even if the information label layer is damaged can be achieved, illegal use of the information label layer by an illegal person can be effectively prevented, and the use safety of the information label layer is guaranteed.
Drawings
Fig. 1 is a schematic structural diagram of an electromagnetic induction sealing gasket according to a first embodiment of the present utility model.
Fig. 2 is a cross-sectional view of an electromagnetic induction sealing gasket according to a first embodiment of the present utility model.
Fig. 3 is a cross-sectional view of an electromagnetic induction sealing gasket according to a second embodiment of the present utility model.
Description of the reference numerals:
the composite layer 1 is pulled, the pull-up portion 101, the tear line 102,
the backing layer 11, the top layer 111, the support layer 112,
the bonding layer 12, the micro-adhesive region 120,
information label layer 13, information chip 131, antenna 132, base film 133,
an electromagnetic adhesive layer 2, an electromagnetic induction heating layer 21, an adhesive layer 22,
a release coating 3, which is applied to the surface of the substrate,
and (4) dry composite glue.
Detailed Description
In order to further explain the technical scheme of the utility model, the utility model is explained in detail by specific examples.
Example 1
Referring to fig. 1 and 2, in a first embodiment of the present utility model, an electromagnetic induction sealing gasket of the present utility model includes a lifting composite layer 1 and an electromagnetic adhesive layer 2; the lifting composite layer 1 comprises a backing layer 11 and a connecting layer 12 which are sequentially compounded from top to bottom, wherein the top surface of the connecting layer 12 is in strong adhesion and compounding with the bottom surface of the backing layer 11, a micro-adhesion area 120 coated with release coating 3 is arranged on the bottom surface of the connecting layer 12, and the bottom surface of the connecting layer 12 is in strong adhesion and compounding with the top surface of the electromagnetic adhesive layer 2; the lifting composite layer 1 is provided with a lifting part 101 capable of being lifted and a tearing line 102 penetrating through the lifting composite layer 1 and connected with the lifting part 101, the tearing line 102 is provided with an arc section, a slightly-sticking area 120 of the connecting layer 12 is positioned below the lifting part 101, the slightly-sticking area 120 of the connecting layer 12 is coated with release coating 3, so that the slightly-sticking area 120 of the connecting layer 12 is not strongly stuck with the electromagnetic adhesive layer 2, the lifting part 101 can be directly pulled up, and a consumer can conveniently pull up the lifting part 101. After the film layers of the lifting composite layer 1 are combined, cutting the lifting composite layer 1 according to the arrangement of the micro-adhesive area 120 of the connecting layer 12 to form a lifting part 101; the tear line 102 includes a plurality of tear notches formed on the lifting composite layer 1, the tear notches can be formed by cutting with a metal cutter or laser, the tear line 102 is connected with the lifting part 101, so that a consumer can drive the tear line 102 to break by pulling the lifting part 101, the tear line 102 has an arc section, so that the breaking of the tear line 102 can enable the electromagnetic induction sealing gasket of the utility model to form an opening, and the tear line 102 can be formed by cooperation of a continuous curve line section and a discontinuous curve line section.
In the utility model, the electromagnetic adhesive layer 2 of the electromagnetic induction sealing gasket is adhered to the container bottle mouth in an electromagnetic induction heating mode, so that the electromagnetic induction sealing gasket is matched with the container bottle mouth and seals the container bottle mouth; when a user opens the bottle cap of the container, the user can directly hold the lifting part 101 of the lifting composite layer 1 by hand without using an external object to lift upwards, so that the tearing line of the lifting composite layer 1 is broken, and the region, which is positioned at the inner side of the tearing line 102, of the electromagnetic induction sealing gasket is torn off, so that a circle of annular body is left for bonding with the container bottle mouth, and the container bottle mouth is opened at the moment, and the whole opening process is very convenient without using tools; when the user locks the bottle cap of the container again, the bottle cap can press the annular body left on the bottle mouth of the container, so that the bottle cap has good sealing effect when being sealed again.
In the first embodiment of the present utility model, the backing layer 11 includes a top surface layer 111 and a supporting layer 112 sequentially combined from top to bottom, and the top surface and the bottom surface of the supporting layer 112 are respectively and strongly adhered to and combined with the top surface layer 111 and the connecting layer 12; wherein, the top surface layer 111 may be made of PET or PP; the material of the supporting layer 112 may be EPE, and the supporting layer 112 made of EPE has elasticity to ensure the sealing effect when the bottle cap is locked again; the top layer 111 and the support layer 112 may be strongly adhesively bonded by the dry-type composite glue 4, and the support layer 112 and the connection layer 12 may be strongly adhesively bonded by the dry-type composite glue 4.
In the first embodiment of the present utility model, the material of the connection layer 12 may be PET, PE, EPE or PP, and the strong adhesive compound may be realized by the dry-type compound adhesive 4 between the top surface of the connection layer 12 and the bottom surface of the backing layer 11, and between the bottom surface of the connection layer 12 and the electromagnetic adhesive layer 2. The surface of the release coating coated on the slightly-sticking region 120 of the connecting layer 12 is one of a smooth surface, a fog surface or a lattice shape; the release coating 3 is made of one of epoxy resin, silicone oil, gloss oil or wax, and the viscosity of the epoxy resin, the silicone oil, the gloss oil and the wax is very weak, so that the micro-adhesive area 120 of the connecting layer 12 cannot be strongly adhered and compounded with the electromagnetic adhesive layer 2; the release coating 3 may be applied to the slightly tacky areas by dipping, printing, spraying, or the like.
In the first embodiment of the present utility model, the electromagnetic adhesive layer 2 includes an electromagnetic induction heating layer 21 and an adhesive layer 22 sequentially combined from bottom to bottom; the top surface of the electromagnetic induction heating layer 21 and the bottom surface of the connecting layer 12 are strongly adhered and compounded, the electromagnetic induction heating layer 21 can be an aluminum foil or an aluminum plastic film, the aluminum foil and the aluminum plastic film can generate heat when being subjected to the action of a changing magnetic field, and the material of the adhesive sealing layer 22 can be one of EVA, PE, PP or PET. The electromagnetic induction heating layer 21 and the adhesive layer 22 can be strongly adhered and compounded by the dry type compound adhesive 4, and the electromagnetic induction heating layer 21 and the connecting layer 12 can be strongly adhered and compounded by the dry type compound adhesive 4.
In a first embodiment of the present utility model, the present utility model further provides an electromagnetic induction sealing gasket coiled material for manufacturing the electromagnetic induction sealing gasket of the first embodiment of the present utility model, where the electromagnetic induction sealing gasket coiled material includes a lifting composite layer 1 and an electromagnetic adhesive layer 2; the lifting composite layer 1 comprises a backing layer 11 and a connecting layer 12 which are sequentially compounded from top to bottom, wherein the top surface of the connecting layer 12 is in strong adhesive compounding with the bottom surface of the backing layer 11, and the bottom surface of the connecting layer 12 is in strong adhesive compounding with the top surface of the electromagnetic adhesive layer 2; the lifting composite layer 1 is provided with a plurality of gasket forming areas, the gasket forming areas of the lifting composite layer 1 are provided with lifting parts 101 capable of being lifted and tearing lines 102 penetrating through the lifting composite layer 1 and connected with the lifting parts 101, and the tearing lines 102 are provided with arc-shaped sections; and the bottom surface of the connecting layer 12 of the lifting composite layer 1 is provided with micro-adhesive areas 120 which are positioned below the lifting parts 101 and coated with release coating 3 corresponding to the lifting parts 101. And the manufacturer cuts the electromagnetic induction sealing gasket coiled material according to the first embodiment of the utility model corresponding to each gasket forming area, so as to obtain the electromagnetic induction sealing gasket according to the first embodiment of the utility model.
Example two
With reference to fig. 3, the second embodiment of the present utility model is different from the first embodiment in that: in the second embodiment of the present utility model, the lifting composite layer 1 of the electromagnetic induction sealing gasket of the second embodiment of the present utility model further includes an information tag layer 13; the bottom surface of the information label layer 13 and the top surface of the backing layer 11 are strongly adhered and compounded through the dry compound glue 4, the information label layer 13 is provided with an information chip 131 and an antenna 132 electrically connected with the information chip 131, and the information chip 131 can be an RFID chip or an NFC chip or an EMID chip or an UWBID chip; the information label layer 13 can be used for writing and reading various information in the production, transportation and selling processes of the products, and is convenient for tracing the products.
In the second embodiment of the present utility model, the antenna 132 of the information tag layer 13 and the tear line 102 may be disposed in an intersecting manner, so that when the tear line 102 of the pull-up composite layer 1 is disconnected, the antenna 132 of the information tag layer 13 is broken, and the information tag layer 13 is damaged to lose the information read-write function, so that the effect that the container mouth is opened for the first time even if the information tag layer 13 is damaged can be achieved, and further illegal use of the information tag layer 13 by removing an illegal molecule can be effectively prevented, and the use security of the information tag layer 13 is ensured. It should be noted that the antenna 132 of the information tag layer 13 and the tear line 102 may be disposed so as not to intersect.
In the second embodiment of the present utility model, the information label layer 13 includes a base film 133, and an antenna 132 and an information chip 131 attached to the bottom surface of the base film 133, where the bottom surface of the base film 133 is strongly adhered to the top surface of the backing layer 11, and the base film 133 and the backing layer 11 may be strongly adhered to each other by the dry-type adhesive 4.
In a second embodiment of the present utility model, the present utility model further provides an electromagnetic induction sealing gasket coiled material for manufacturing the electromagnetic induction sealing gasket of the second embodiment of the present utility model, where the electromagnetic induction sealing gasket coiled material includes a lifting composite layer 1 and an electromagnetic adhesive layer 2; the lifting composite layer 1 comprises an information label layer 13, a backing layer 11 and a connecting layer 12 which are sequentially compounded from top to bottom, wherein the bottom surface of the information label layer 13 is in strong adhesive compounding with the top surface of the backing layer 11, the top surface of the connecting layer 12 is in strong adhesive compounding with the bottom surface of the backing layer 11, and the bottom surface of the connecting layer 12 is in strong adhesive compounding with the top surface of the electromagnetic adhesive layer 2; the lifting composite layer 1 is provided with a plurality of gasket forming areas, the gasket forming areas of the lifting composite layer 1 are provided with lifting parts 101 capable of being lifted and tearing lines 102 penetrating through the lifting composite layer 1 and connected with the lifting parts 101, and the tearing lines 102 are provided with arc-shaped sections; and the bottom surface of the connecting layer 12 of the lifting composite layer 1 is provided with micro-adhesive areas 120 which are positioned below the lifting parts 101 and coated with release coating 3 corresponding to the lifting parts 101. An antenna 132 and an information chip 131 electrically connected with the antenna 132 are arranged in each gasket forming area of the lifting composite layer 1 corresponding to the Yu Di drawing composite layer 1 of the information label layer 13; the antenna 132 disposed for each of the patch forming areas of the composite layer 1 corresponding to Yu Di of the information tag layer 13 may be disposed either intersecting or non-intersecting with the tear line 102 of that patch forming area. The manufacturer cuts the electromagnetic induction sealing gasket coiled material according to the second embodiment of the present utility model corresponding to each gasket forming area, so as to obtain the electromagnetic induction sealing gasket according to the second embodiment of the present utility model, and cutting the electromagnetic induction sealing gasket into the antenna 132 and the information chip 131 is avoided during cutting.
The above examples and drawings are not intended to limit the form or form of the present utility model, and any suitable variations or modifications thereof by those skilled in the art should be construed as not departing from the scope of the present utility model.
Claims (14)
1. An electromagnetic induction seals gasket, its characterized in that: comprises a lifting composite layer and an electromagnetic adhesive layer;
the lifting composite layer comprises a backing layer and a connecting layer which are sequentially compounded from top to bottom, the top surface of the connecting layer is strongly adhered and compounded with the bottom surface of the backing layer, the bottom surface of the connecting layer is provided with a slightly adhered area coated with release coating, and the bottom surface of the connecting layer is strongly adhered and compounded with the top surface of the electromagnetic adhesive layer;
the lifting composite layer is provided with a lifting part capable of being lifted and a tearing line penetrating through the lifting composite layer and connected with the lifting part, the tearing line is provided with an arc section, and a micro-adhesive area of the connecting layer is positioned below the lifting part.
2. The electromagnetic induction gasket seal of claim 1 wherein: the surface of the release coating coated on the micro-adhesive area of the connecting layer is one of a smooth surface, a fog surface or a lattice shape.
3. The electromagnetic induction gasket seal of claim 1 or 2, wherein: the release coating is made of one of epoxy resin, silicone oil, gloss oil or wax.
4. The electromagnetic induction gasket seal of claim 1 or 2, wherein: the connecting layer is made of PET, PE, EPE or PP.
5. The electromagnetic induction gasket seal of claim 1 wherein: the electromagnetic adhesive layer comprises an electromagnetic induction heating layer and an adhesive layer which are sequentially compounded from bottom to bottom; the top surface of the electromagnetic induction heating layer is strongly adhered and compounded with the bottom surface of the connecting layer.
6. The electromagnetic induction gasket seal of claim 5 wherein: the electromagnetic induction heating layer is an aluminum foil or an aluminum plastic film; the material of the adhesive layer is one of EVA, PE, PP or PET.
7. The electromagnetic induction gasket seal of claim 1 wherein: the backing layer comprises a top surface layer and a supporting layer which are sequentially compounded from top to bottom, and the top surface and the bottom surface of the supporting layer are respectively and strongly adhered and compounded with the top surface layer and the connecting layer.
8. The electromagnetic induction gasket seal of claim 7 wherein: the top surface layer is made of PET or PP; the material of the supporting layer is EPE.
9. The electromagnetic induction gasket seal of claim 1 wherein: the lifting composite layer also comprises an information label layer; the information label layer bottom surface is glued by force with backing layer top surface complex, and the information label layer has information chip and with information chip electric connection's antenna.
10. The electromagnetic induction gasket seal of claim 9 wherein: the antenna is arranged to intersect or not intersect the tear line.
11. The electromagnetic induction gasket seal of claim 9 wherein: the information label layer comprises a base film, an antenna and an information chip, wherein the antenna and the information chip are attached to the bottom surface of the base film, and the bottom surface of the base film is in strong adhesive combination with the backing layer.
12. An electromagnetic induction seals gasket coiled material which characterized in that: comprises a lifting composite layer and an electromagnetic adhesive layer; the lifting composite layer comprises a backing layer and a connecting layer which are sequentially compounded from top to bottom, the top surface of the connecting layer is strongly adhered and compounded with the bottom surface of the backing layer, and the bottom surface of the connecting layer is strongly adhered and compounded with the top surface of the electromagnetic adhesive layer;
the lifting composite layer is provided with a plurality of gasket forming areas, the gasket forming areas of the lifting composite layer are provided with lifting parts capable of being lifted and tearing lines penetrating through the lifting composite layer and connected with the lifting parts, and the tearing lines are provided with arc-shaped sections; and the bottom surface of the connecting layer of the lifting composite layer is respectively provided with a micro-adhesion area which is positioned below the lifting part and is coated with release coating corresponding to each lifting part.
13. The electromagnetic induction seal gasket web of claim 12, wherein: the lifting composite layer also comprises an information label layer; the bottom surface of the information label layer is strongly adhered and compounded with the top surface of the backing layer;
and the information label layer is provided with an antenna and an information chip electrically connected with the antenna corresponding to each gasket forming area of the lifting composite layer.
14. The electromagnetic induction seal gasket web of claim 13, wherein: the antenna arranged corresponding to each gasket forming region of the lifting composite layer is arranged to intersect or not intersect with the tearing line of the gasket forming region.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321906872.5U CN220350551U (en) | 2023-07-19 | 2023-07-19 | Electromagnetic induction sealing gasket and coiled material thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321906872.5U CN220350551U (en) | 2023-07-19 | 2023-07-19 | Electromagnetic induction sealing gasket and coiled material thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220350551U true CN220350551U (en) | 2024-01-16 |
Family
ID=89481009
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321906872.5U Active CN220350551U (en) | 2023-07-19 | 2023-07-19 | Electromagnetic induction sealing gasket and coiled material thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220350551U (en) |
-
2023
- 2023-07-19 CN CN202321906872.5U patent/CN220350551U/en active Active
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