CN115285518A - Multifunctional electromagnetic induction sealing gasket - Google Patents

Multifunctional electromagnetic induction sealing gasket Download PDF

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Publication number
CN115285518A
CN115285518A CN202211024080.5A CN202211024080A CN115285518A CN 115285518 A CN115285518 A CN 115285518A CN 202211024080 A CN202211024080 A CN 202211024080A CN 115285518 A CN115285518 A CN 115285518A
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CN
China
Prior art keywords
layer
cutting line
electromagnetic induction
composite functional
sealing gasket
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202211024080.5A
Other languages
Chinese (zh)
Inventor
杨严武
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Individual
Original Assignee
Individual
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Filing date
Publication date
Application filed by Individual filed Critical Individual
Priority to CN202211024080.5A priority Critical patent/CN115285518A/en
Publication of CN115285518A publication Critical patent/CN115285518A/en
Pending legal-status Critical Current

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D55/00—Accessories for container closures not otherwise provided for
    • B65D55/02—Locking devices; Means for discouraging or indicating unauthorised opening or removal of closure
    • B65D55/06—Deformable or tearable wires, strings, or strips; Use of seals, e.g. destructible locking pins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B15/08—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • B32B15/085—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin comprising polyolefins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/04—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B32B15/08—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
    • B32B15/09—Layered products comprising a layer of metal comprising metal as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin comprising polyesters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B15/00—Layered products comprising a layer of metal
    • B32B15/20—Layered products comprising a layer of metal comprising aluminium or copper
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B27/00—Layered products comprising a layer of synthetic resin
    • B32B27/36—Layered products comprising a layer of synthetic resin comprising polyesters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B29/00—Layered products comprising a layer of paper or cardboard
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B29/00—Layered products comprising a layer of paper or cardboard
    • B32B29/002—Layered products comprising a layer of paper or cardboard as the main or only constituent of a layer, which is next to another layer of the same or of a different material
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B32—LAYERED PRODUCTS
    • B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
    • B32B33/00—Layered products characterised by particular properties or particular surface features, e.g. particular surface coatings; Layered products designed for particular purposes not covered by another single class
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D43/00—Lids or covers for rigid or semi-rigid containers
    • B65D43/02—Removable lids or covers
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B65—CONVEYING; PACKING; STORING; HANDLING THIN OR FILAMENTARY MATERIAL
    • B65D—CONTAINERS FOR STORAGE OR TRANSPORT OF ARTICLES OR MATERIALS, e.g. BAGS, BARRELS, BOTTLES, BOXES, CANS, CARTONS, CRATES, DRUMS, JARS, TANKS, HOPPERS, FORWARDING CONTAINERS; ACCESSORIES, CLOSURES, OR FITTINGS THEREFOR; PACKAGING ELEMENTS; PACKAGES
    • B65D53/00—Sealing or packing elements; Sealings formed by liquid or plastics material
    • B65D53/04—Discs
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09J—ADHESIVES; NON-MECHANICAL ASPECTS OF ADHESIVE PROCESSES IN GENERAL; ADHESIVE PROCESSES NOT PROVIDED FOR ELSEWHERE; USE OF MATERIALS AS ADHESIVES
    • C09J7/00—Adhesives in the form of films or foils
    • C09J7/20—Adhesives in the form of films or foils characterised by their carriers
    • C09J7/29—Laminated material

Abstract

The invention discloses a multifunctional electromagnetic induction sealing gasket, which comprises a composite functional layer, an electromagnetic induction heating layer and a bonding sealing layer which are sequentially compounded from top to bottom; the composite functional layer comprises an information layer and a back lining layer which are sequentially compounded from top to bottom; the information layer is internally provided with an information chip and an antenna circuit electrically connected with the information chip; the composite functional layer is provided with a lifting and pinching part, a main cutting line and an auxiliary cutting line, the main cutting line is annular and divides the composite functional layer into an outer ring and an inner ring, the lifting and pinching part is positioned on the inner side of the inner ring and connected with the inner ring, and the auxiliary cutting line is arranged on the inner ring and connected with one side edge of the lifting and pinching part; the antenna line is intersected with the main cutting line and/or the secondary cutting line. The multifunctional electromagnetic induction sealing gasket has the advantages of easiness in opening, good resealing performance and good anti-counterfeiting effect.

Description

Multifunctional electromagnetic induction sealing gasket
Technical Field
The invention relates to the field of packaging, in particular to a multifunctional electromagnetic induction sealing gasket.
Background
In the prior art, in order to realize the functions of anti-counterfeiting, production record recording, storage, transportation, logistics, tracking and the like, information tags (generally radio frequency tags) with information reading and writing functions are arranged on packages of some products, most of the products with the information tags are generally directly adhered to the outer sides of product containers, so that the information tags are convenient to remove and use for the second time, and therefore part of lawbreakers can remove the information tags and re-adhere the information tags to the containers of false products for the second time, and the safety of the used information tags is poor. Therefore, how to realize the anti-counterfeiting function of the information label is a problem which is urgently desired to be solved in the field of packaging.
In addition, in the prior art, the container openings of many products are sealed by electromagnetic induction sealing gaskets, the electromagnetic induction sealing gaskets are tightly combined with the container openings, and people are not easy to apply force to the electromagnetic induction sealing gaskets, so people often need to find sharp instruments such as knives to puncture the electromagnetic induction sealing gaskets to open the container openings, and the use is inconvenient; and after the electromagnetic induction sealing gasket is damaged and the container opening is opened, the sealing effect is poor when the container is covered with the cover again, a circular part needs to be additionally plugged into the cover in production to maintain the sealing effect, the production process is increased, and the material consumption is increased.
Disclosure of Invention
The invention aims to provide a multifunctional electromagnetic induction sealing gasket to overcome the defects in the prior art.
In order to achieve the above purpose, the solution of the invention is:
a multifunctional electromagnetic induction sealing gasket comprises a composite functional layer, an electromagnetic induction heating layer and an adhesive sealing layer which are sequentially compounded from top to bottom; the composite functional layer comprises an information layer and a back lining layer which are sequentially compounded from top to bottom; the information layer is internally provided with an information chip and an antenna circuit electrically connected with the information chip; the composite functional layer is provided with a lifting and pinching part, a main cutting line and an auxiliary cutting line, the main cutting line is annular and divides the composite functional layer into an outer ring and an inner ring, the lifting and pinching part is positioned on the inner side of the inner ring and connected with the inner ring, and the auxiliary cutting line is arranged on the inner ring and connected with one side edge of the lifting and pinching part; the antenna line is arranged to intersect the main cut line and/or the sub cut line.
The main cutting line of the composite functional layer is of a continuous groove structure; or the main cutting line of the composite functional layer is formed by arranging a plurality of main cuts arranged at intervals.
The secondary cutting line of the composite functional layer is of a continuous groove structure; or the secondary cutting line of the composite functional layer is formed by arranging a plurality of secondary cuts arranged at intervals.
And the secondary cutting line of the composite functional layer is connected with or disconnected from the main cutting line.
The lifting and pinching part of the composite functional layer is separated from the electromagnetic induction heating layer.
The main cutting line and the secondary cutting line of the composite functional layer penetrate through the information layer of the composite functional layer.
The material of the adhesive sealing layer is one of polyethylene, polyethylene terephthalate, polypropylene or hot melt adhesive; the backing layer is a plastic film or a paperboard or a foaming plate or a plastic plate.
The electromagnetic induction heating layer is an aluminum foil layer or an aluminum plastic film layer.
The information layer comprises a face film, a base film, and the information chip and the antenna circuit which are clamped between the face film and the base film.
The information chip is an RFID chip or an NFC chip or an EMID chip or a UWBID chip.
After the scheme is adopted, the multifunctional electromagnetic induction sealing gasket is used for sealing the container opening; when a user needs to open the container opening, the user firstly takes down the container cover covering the container opening, then the user directly holds the lifting and pinching part of the composite functional layer by hand and lifts the lifting and pinching part upwards, and as the lifting and pinching part is connected with the inner ring and the secondary cutting line is arranged on the inner ring and connected with one side edge of the lifting and pinching part, the secondary cutting line is firstly broken when the lifting and pinching part is lifted upwards, so that the inner ring is broken, and the lifting and pinching part can drive the inner ring to move upwards to break the main cutting line, so that the inner ring is broken from the outer ring; when the inner ring and the outer ring are disconnected, the inner ring drives the electromagnetic induction heating layer and the adhesive sealing layer to be disconnected, so that the composite part of the electromagnetic induction heating layer, the adhesive sealing layer and the inner ring can move upwards along with the inner ring to be separated from the container opening, and the container opening is opened.
Therefore, the container opening can be opened by a user without the help of foreign objects, and the container opening has the effect of being convenient to open; after the container opening is opened, the outer ring, the electromagnetic induction heating layer, the bonding layer and the inner ring are combined and remain at the container opening, so that when the container cover covers the container opening again, the container cover can be in tight contact with the outer ring to close the container opening tightly, and the container can have a good sealing effect; in addition, the antenna circuit of the information layer is intersected with the main cutting line and/or the secondary cutting line, so that when the container opening is opened, the antenna circuit of the information layer can be broken and broken to damage the antenna circuit by the breakage of the main cutting line and the secondary cutting line, the information layer loses the information reading and writing function, the effect of damaging the information layer even if the container opening is opened can be realized, and the anti-counterfeiting effect is good.
Drawings
Fig. 1 is a top view of a multifunctional electromagnetic induction sealing gasket according to a first embodiment of the present invention;
fig. 2 is a top view of a multifunctional electromagnetic induction sealing gasket according to a second embodiment of the present invention;
fig. 3 is a top view of a multifunctional electromagnetic induction sealing gasket according to a third embodiment of the present invention;
FIG. 4 is a top view of a multifunctional electromagnetic induction sealing gasket according to a fourth embodiment of the present invention;
FIG. 5 is a side view of the multi-functional electromagnetic induction sealing gasket of the present invention;
FIG. 6 is an exploded view of an information layer of the present invention;
description of reference numerals:
a composite functional layer 1, an information layer 11, an information chip 111, an antenna wiring 112, a face film 113, a base film 114, a backing layer 12,
a handle 101, a main cutting line 102, a main cut 1021, a sub cutting line 103, a sub cut 1031, an outer ring 104, an inner ring 105,
an information layer 11, an information chip 11, an antenna wiring 112, a backing layer 12,
an electromagnetic induction heating layer (2) is arranged,
and a sealing layer 3.
Detailed Description
In order to further explain the technical solution of the present invention, the present invention is explained in detail by the following specific examples.
As shown in fig. 1 to 6, the present invention discloses a multifunctional electromagnetic induction sealing gasket, which comprises a composite functional layer 1, an electromagnetic induction heating layer 2 and an adhesive sealing layer 3, which are sequentially compounded from top to bottom; the composite functional layer 1 comprises an information layer 11 and a back lining layer 12 which are sequentially compounded from top to bottom; the information layer 11 is internally provided with an information chip 111 and an antenna circuit 112 electrically connected with the information chip 111, and the information layer 11 is used for reading and writing various production information so as to trace the source of subsequent products; the backing layer 12 may be bonded to the electromagnetic induction heating layer 2 by a compound adhesive.
The use principle of the multifunctional electromagnetic induction sealing gasket sealing container opening is as follows: an operator can generate an electromagnetic field through an electromagnetic induction sealing machine, the electromagnetic induction heating layer 2 is heated by electromagnetic induction, and the adhesive sealing layer 3 is heated and melted to be adhered to the container opening of the container, so that the multifunctional electromagnetic induction sealing gasket disclosed by the invention can seal the container opening.
The key points of the invention are as follows: the composite functional layer 1 is provided with a lifting and pinching part 101, a main cutting line 102 and a secondary cutting line 103, the main cutting line 102 is annular and divides the composite functional layer 1 into an outer ring 104 and an inner ring 105, the lifting and pinching part 101 is positioned at the inner side of the inner ring 102 and connected with the inner ring 102, and the secondary cutting line 103 is arranged on the inner ring 105 and connected with one side edge of the lifting and pinching part; the antenna line 112 of the information layer 11 intersects with the main cutting line 102 and/or the sub cutting line 103.
According to the invention, when a user needs to open the container opening, the user firstly takes down the container cover covering the container opening, then the user directly holds the lifting and pinching part 101 of the composite functional layer 1 by hand and lifts the lifting and pinching part 101 upwards, because the lifting and pinching part 101 is connected with the inner ring 102, and the secondary cutting line 103 is arranged on the inner ring 105 and is connected with one side edge of the lifting and pinching part, the secondary cutting line 103 is firstly broken when the lifting and pinching part 101 is lifted upwards, so that the inner ring 105 is broken, and further the lifting and pinching part 101 can drive the inner ring 105 to move upwards to break the main cutting line 102, so that the inner ring 105 is broken from the outer ring 104; when the inner ring 105 is disconnected with the outer ring 104, the inner ring 105 drives the electromagnetic induction heating layer 2 and the adhesive sealing layer 3 to be disconnected, so that the composite part of the electromagnetic induction heating layer 2, the adhesive sealing layer 3 and the inner ring 105 can be separated from the container opening along with the upward movement of the inner ring 105, and the container opening is opened. Therefore, the container opening can be opened by a user without using foreign objects, and the container opening has the effect of being convenient to open; after the container opening is opened, the outer ring 104, the electromagnetic induction heating layer 2, the bonding layer 3 and the inner ring 105 are compounded and remain at the container opening, so that when the container cover covers the container opening again, the container cover can be tightly contacted with the outer ring 104 to tightly close the container opening, and the container can have a good sealing effect; in addition, the antenna line 112 of the information layer 11 of the present invention is intersected with the main cutting line 102 and/or the sub cutting line 103, so that when the container opening is opened, the breakage of the main cutting line 102 and the sub cutting line 103 can break the antenna line 112 of the information layer 11 to break the antenna line 112, thereby the information layer 11 loses the information reading and writing function, and the effect of breaking the information layer 11 even if the container opening is opened can be realized, and the anti-counterfeiting effect is good.
In the present invention, the primary cut line 102 and the secondary cut line 103 of the composite functional layer 1 may be formed by die micro-pressing, laser micro-cutting, or electron beam micro-cutting; the main cut line 102 and the sub cut line 103 of the composite functional layer 1 may penetrate the information layer 12, so that the inner ring 105 of the composite functional layer 1 is more easily broken. In the first embodiment of the present invention, the main cutting line 102 is a continuous groove structure, the main cutting line 102 is a closed loop structure, the sub cutting line 103 is also a continuous groove structure, and the sub cutting line 103 is connected to the main cutting line 102 to facilitate the inner loop 105 to be broken when the handle 101 is pulled. In the second embodiment of the present invention, the main cutting line 102 is formed by arranging a plurality of main cuts 1021 arranged at intervals, the main cuts 1021 have different sizes, the secondary cutting line 103 has a continuous groove structure, and the secondary cutting line 103 is separated from the main cutting line 102. In the third embodiment of the present invention, the main cutting line 102 is a continuous groove structure, the main cutting line 102 is an open ring structure, the secondary cutting line 103 is formed by arranging a plurality of secondary cuts 1031 arranged at intervals, the secondary cuts 1031 are line segment structures, and the secondary cutting line 103 is connected to the main cutting line 102. In the fourth embodiment of the present invention, the main cutting line 102 is formed by arranging a plurality of main cuts 1021 arranged at intervals, the main cuts 1021 have different sizes, the sub cutting line 103 is formed by arranging a plurality of sub cuts 1031 arranged at intervals, the sub cuts 1031 have different sizes, and the sub cutting line 103 is connected to the main cutting line 102.
In the present invention, the handle 101 of the composite functional layer 1 is separated from the electromagnetic induction heating layer 2, which facilitates the holding of the handle 101 by a person; the handle 101 and the electromagnetic induction heating layer 2 can also slightly adhere to each other to prevent the handle 101 from tilting, and at the same time, the handle 101 can be easily peeled off to facilitate people to hold the handle 101. In the invention, the handle 101 may be a hollow structure or a non-hollow structure, and the handle 101 with a hollow structure may allow a human hand to pass through the handle 101 so as to facilitate a person to stably hold the handle 101; the shape of the pinch portion 101 may be circular, rectangular, circular, or other polygonal or shaped structures.
In the present invention, the information layer 11 may include a face film 113, a base film 114, and the information chip 111 and the antenna wiring 112 interposed between the face film 113 and the base film 114; the material of the facial mask 113 and the base film 114 can be one of polyethylene, polyethylene terephthalate or polypropylene, the information chip 111 can be an RFID chip or an NFC chip or an EMID chip or an UWBID chip, and the RFID chip, the NFC chip, the EMID chip and the UWBID chip can realize information reading and writing functions through the antenna line 112; the antenna line 112 may have a structural weakness such that the antenna line 112 is easily broken when the main and sub cut lines 102 and 103 are broken, the structural weakness may be a region where the antenna is relatively thin or thin in size, or a region where the antenna material is easily broken or torn.
In the present invention, the backing layer 12 may be a plastic film or paperboard or a foamed or plastic sheet.
In the present invention, the electromagnetic induction heating layer 2 may be an aluminum foil layer or an aluminum plastic film layer, and the aluminum foil layer or the aluminum plastic film layer generates heat when subjected to a changing electromagnetic field.
In the present invention, the material of the sealing layer 3 may be one of polyethylene, polyethylene terephthalate, polypropylene or hot melt adhesive, and the material of the sealing layer 3 may be other, as long as the sealing layer 3 can be bonded to the container mouth after being heated.
The above embodiments and drawings are not intended to limit the form and style of the product of the present invention, and any suitable changes or modifications thereof by one of ordinary skill in the art should be considered as not departing from the scope of the present invention.

Claims (10)

1. The utility model provides a multi-functional electromagnetic induction seals gasket which characterized in that: comprises a composite functional layer, an electromagnetic induction heating layer and a bonding layer which are sequentially compounded from top to bottom;
the composite functional layer comprises an information layer and a back lining layer which are sequentially compounded from top to bottom; the information layer is internally provided with an information chip and an antenna circuit electrically connected with the information chip;
the composite functional layer is provided with a lifting and pinching part, a main cutting line and an auxiliary cutting line, the main cutting line is annular and divides the composite functional layer into an outer ring and an inner ring, the lifting and pinching part is positioned on the inner side of the inner ring and connected with the inner ring, and the auxiliary cutting line is arranged on the inner ring and connected with one side edge of the lifting and pinching part; the antenna line is arranged to intersect the main cut line and/or the sub cut line.
2. The multi-functional electromagnetic induction sealing gasket of claim 1, wherein: the main cutting line of the composite functional layer is of a continuous groove structure; or the main cutting line of the composite functional layer is formed by arranging a plurality of main cuts arranged at intervals.
3. The multi-functional electromagnetic induction sealing gasket of claim 1, wherein: the secondary cutting line of the composite functional layer is of a continuous groove structure; or the secondary cutting line of the composite functional layer is formed by arranging a plurality of secondary cuts arranged at intervals.
4. A multifunctional electromagnetic induction sealing gasket as claimed in claim 1, 2 or 3, wherein: and the secondary cutting line of the composite functional layer is connected with or disconnected from the main cutting line.
5. A multifunctional electromagnetic induction sealing gasket as claimed in claim 1, 2 or 3, wherein: the lifting and pinching part of the composite functional layer is separated from the electromagnetic induction heating layer.
6. The multifunctional electromagnetic induction sealing gasket of claim 1, 2 or 3, wherein: the main cutting line and the secondary cutting line of the composite functional layer penetrate through the information layer of the composite functional layer.
7. The multi-functional electromagnetic induction sealing gasket of claim 1, wherein: the material of the adhesive sealing layer is one of polyethylene, polyethylene terephthalate, polypropylene or hot melt adhesive; the backing layer is a plastic film or a paperboard or a foamed board or a plastic board.
8. The multi-functional electromagnetic induction sealing gasket of claim 1, wherein: the electromagnetic induction heating layer is an aluminum foil layer or an aluminum plastic film layer.
9. The multi-functional electromagnetic induction sealing gasket of claim 1, wherein: the information layer comprises a face film, a base film, and the information chip and the antenna circuit which are clamped between the face film and the base film.
10. The multifunctional electromagnetic induction sealing gasket of claim 1 or 9, wherein: the information chip is an RFID chip or an NFC chip or an EMID chip or a UWBID chip.
CN202211024080.5A 2022-08-24 2022-08-24 Multifunctional electromagnetic induction sealing gasket Pending CN115285518A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202211024080.5A CN115285518A (en) 2022-08-24 2022-08-24 Multifunctional electromagnetic induction sealing gasket

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202211024080.5A CN115285518A (en) 2022-08-24 2022-08-24 Multifunctional electromagnetic induction sealing gasket

Publications (1)

Publication Number Publication Date
CN115285518A true CN115285518A (en) 2022-11-04

Family

ID=83831753

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202211024080.5A Pending CN115285518A (en) 2022-08-24 2022-08-24 Multifunctional electromagnetic induction sealing gasket

Country Status (1)

Country Link
CN (1) CN115285518A (en)

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