CN217625180U - Transparent easy-to-tear cover - Google Patents
Transparent easy-to-tear cover Download PDFInfo
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- CN217625180U CN217625180U CN202221242051.1U CN202221242051U CN217625180U CN 217625180 U CN217625180 U CN 217625180U CN 202221242051 U CN202221242051 U CN 202221242051U CN 217625180 U CN217625180 U CN 217625180U
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Abstract
The utility model discloses a transparent easy-to-tear cover, which comprises a cover body, a cover surface and a pulling piece, wherein the cover body is provided with an opening and an annular bonding part, and the annular bonding part is positioned on the periphery of the opening upwards; the lower surface of the edge of the cover surface is bonded with the upper surface of the annular bonding part through a heat seal adhesive layer so as to seal the opening in the cover body, and the connecting root part of the pull piece is integrally connected with the outer edge of the cover surface; the method is characterized in that: the cover surface comprises a transparent supporting layer, a transparent bearing printing layer, a gloss oil layer, a cold gold stamping layer and a printing layer which are sequentially arranged from bottom to top, wherein the heat sealing adhesive layer is coated on the lower surface of the transparent supporting layer. The transparent easy-to-tear cover is safe to use and has the characteristics of transparency, visibility, clear pictures and texts and high printing quality.
Description
Technical Field
The utility model relates to an easily tear the lid, in particular to transparent easily tears lid.
Background
With the introduction of new-generation flexible packaging equipment and casting equipment, the range of contents in packages is further expanded, liquid packaging bags such as jelly, fruit juice, yoghourt, fruit milk, soup and the like, and packaging bags such as puffed food, oatmeal and the like have higher transparency requirements, the requirements on packaging materials are correspondingly improved, the quality guarantee period and the heat sealing strength between the packaging materials and the opening of the container are considered, and the convenience in use and the tearability of consumers are also considered.
The easy-to-tear cover for food packaging generally comprises a cover body, a cover face and a pull piece, wherein the cover body, the cover face and the pull piece are mostly made of metal, and the cover face and the cover body are fixedly connected through an annular score line, so that the connection is very firm, and the pull piece is difficult to pull the cover face open. If the cover is pulled away from the cover, the metal outer edge of the cover is sharp and may cut the skin of the user. In addition, the cover surface and the cover body are completely sealed by metal and have no perspective, so that a consumer cannot see the product in the can, and the purchase desire and the trust of the consumer on the product are sometimes reduced.
Disclosure of Invention
The utility model aims to solve the problem that a transparent easily tears lid is provided, and this kind of transparent easily tears lid safe in utilization, has transparent visual, the picture and text is clear, characteristics that printing quality is high.
In order to solve the technical problem, the utility model discloses a technical scheme as follows:
a transparent easy-to-tear cover comprises a cover body, a cover surface and a pull piece, wherein the cover body is provided with an opening and an annular bonding part, and the annular bonding part is positioned on the periphery of the opening; the lower surface of the edge of the cover surface is bonded with the upper surface of the annular bonding part through a heat seal adhesive layer so as to seal the opening in the cover body, and the connecting root part of the pull piece is integrally connected with the outer edge of the cover surface; the method is characterized in that: the cover surface comprises a transparent supporting layer, a transparent bearing printing layer, a gloss oil layer, a cold gold stamping layer and a printing layer which are sequentially arranged from bottom to top, wherein the heat sealing adhesive layer is coated on the lower surface of the transparent supporting layer.
The heat seal adhesive layer can adopt hot melt adhesive and the like. The transparent easy-to-tear cover is generally applied to a plastic cup or an aluminum cup, the cup body of the plastic cup or the aluminum cup is provided with an opening, the opening edge is provided with a sealing cup edge, and the cover body of the transparent easy-to-tear cover is fixedly arranged on the sealing cup edge.
The cover surface can be round, oval, square and other shapes.
The transparent bearing printing layer is thermally sealed on the upper surface of the transparent supporting layer, the thermal sealing glue layer is coated on the lower surface of the transparent supporting layer, the gloss oil layer is coated on the upper surface of the transparent bearing printing layer, the cold-hot gold layer is stamped on the upper surface of the gloss oil layer, and the printing layer is printed on the upper surface of the cold-hot gold layer, so that the cover surface is not provided with a sharp outer edge, the skin of a user cannot be scratched, and the use is safe.
Above-mentioned transparent supporting layer plays the supporting role, and the transparent printing layer that bears plays the effect of bearing the printing, and transparent supporting layer, transparent bearing printing layer have transparent visual characteristics moreover, and the consumer of being convenient for knows the product in the jar, improves consumer's purchase desire and the trust to the product. The gloss oil layer not only increases the brightness of the transparent bearing printing layer, but also can protect the transparent bearing printing layer, so that the transparent easy cover has more aesthetic feeling. The cold-stamping gold layer has a stereoscopic impression and high definition, and can ensure the stability of imprinting and improve the printing quality. The printing layer has characters and/or patterns, so that the transparent easy cover has a marking function.
As the preferred scheme of the utility model, the transparent printing layer that bears is CPP film or BOPP film.
The above-mentioned CPP Film is called a cast Polypropylene Film (Casting Polypropylene Film), which is one of Polypropylene films and is not stretched during processing. The CPP film prepared by the tape casting method has good heat sealability, transparency, high-temperature cooking property, glossiness and stiffness, so that the CPP film is widely used in packaging.
The BOPP Film is called a Biaxially Oriented Polypropylene Film (Biaxially Oriented Polypropylene Film), and is a kind of Polypropylene Film, and a biaxial orientation (transverse and longitudinal) process is performed in the processing. The BOPP film is colorless, odorless, tasteless and nontoxic, and has high tensile strength, impact strength, rigidity, toughness and good transparency. The BOPP film has low surface energy, needs to be subjected to corona treatment before gluing or printing, has good printing adaptability, can be subjected to chromatography printing to obtain a delicate appearance effect, and is commonly used as a surface layer material of a composite film. In order to obtain the heat-sealable BOPP film, heat-sealable resin glue solution, such as PVDC latex, EVA latex and the like, can be coated on the surface of the BOPP film after corona treatment, solvent glue can also be coated on the surface of the BOPP film, and the heat-sealable BOPP film can also be produced by adopting an extrusion coating or co-extrusion compounding method. The BOPP film is an important flexible packaging material and has wide application.
As the preferred scheme of the utility model, transparent supporting layer is the PS rete. The PS film layer has good transparency. The PS film layer has no viscosity, and can protect the lower surface of the transparent bearing printing layer.
As the preferred scheme of the utility model, the light oil layer is UV light oil layer.
As the preferred scheme of the utility model, the cold wave gold layer is the cold wave membrane. The cold-stamping film is transferred to the upper surface of the transparent bearing printing layer through cold-stamping printing under the action of the gloss oil layer, the transparent bearing printing layer and the pressure at normal temperature, so that the cold-stamping film generates a three-dimensional effect.
Compared with the prior art, the utility model, have following advantage:
the transparent easy-to-tear cover is safe to use, and has the characteristics of transparency, visibility, clear pictures and texts and high printing quality.
Drawings
Fig. 1 is a schematic structural diagram of embodiment 1 of the present invention;
fig. 2 is a schematic structural view of a cover in embodiment 1 of the present invention.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
Example 1
As shown in fig. 1-2, the transparent easy-to-tear cover in the present embodiment comprises a cover body 1, a cover surface 2 and a pull tab 3, wherein the cover body 1 is provided with an opening 11 and an annular bonding portion 12, and the annular bonding portion 12 is located at the periphery of the opening 11; the lower surface of the edge of the cover surface 2 is bonded with the upper surface of the annular bonding part 12 through the heat seal glue layer 4 so as to seal the opening 11 in the cover body 1, and the connecting root part of the pull tab 3 is integrally connected with the outer edge of the cover surface 2; the cover surface 2 comprises a transparent supporting layer 21, a transparent bearing printing layer 22, a gloss oil layer 23, a cold gold stamping layer 24 and a printing layer 25 which are arranged in sequence from bottom to top, and the heat seal adhesive layer 4 is coated on the lower surface of the transparent supporting layer 21; the varnish layer 23 is a UV varnish layer.
The heat seal adhesive layer 4 can be made of hot melt adhesive or the like. The transparent easy-to-tear cover is generally applied to a plastic cup or an aluminum cup, the cup body of the plastic cup or the aluminum cup is provided with an opening, a sealing cup edge is arranged on the opening edge, and the cover body 1 of the transparent easy-to-tear cover is fixedly arranged on the sealing cup edge.
The cover 2 may have various shapes such as a circle, an ellipse, and a square.
The transparent load bearing printed layer 22 is a CPP film. The above-mentioned CPP Film is called a cast Polypropylene Film (Casting Polypropylene Film), which is one of Polypropylene films and is not stretched during processing. The CPP film prepared by the tape casting method has good heat sealing property, transparency, high-temperature cooking property, glossiness and stiffness, so that the CPP film is widely used in packaging.
The transparent support layer 21 is a PS film layer. The PS film layer has good transparency. The PS film layer is not adhesive and can protect the lower surface of the transparent carrier print layer 22.
The cold-wave layer 24 is a cold-wave film. The cold-stamping film transfers the cold-stamping film to the upper surface of the transparent bearing printing layer 22 under the action of the gloss oil layer 23, the transparent bearing printing layer 22 and the pressure through cold-stamping at normal temperature, so that the cold-stamping film generates a three-dimensional effect.
The transparent bearing printing layer 22 is thermally sealed on the upper surface of the transparent supporting layer 21, the heat sealing glue layer 4 is coated on the lower surface of the transparent supporting layer 21, the gloss oil layer 23 is coated on the upper surface of the transparent bearing printing layer 22, the cold-hot gold layer 24 is stamped on the upper surface of the gloss oil layer 23, and the printing layer 25 is printed on the upper surface of the cold-hot gold layer 24, so that the cover surface 2 is free of sharp outer edges, the skin of a user cannot be scratched, and the use is safe.
Above-mentioned transparent supporting layer 21 plays the supporting role, and the transparent printing layer 22 that bears plays the effect of bearing the printing, and transparent supporting layer 21, the transparent printing layer 22 that bears has transparent visual characteristics moreover, and the consumer of being convenient for knows the product in the jar, improves consumer's purchase desire and the trust to the product. The gloss oil layer 23 not only increases the brightness of the transparent bearing printing layer 22, but also protects the transparent bearing printing layer 22, so that the transparent easy cover is more beautiful. The cold-stamping gold layer 24 has a stereoscopic impression and high definition, and can ensure the stability of imprinting and improve the printing quality. The printed layer 25 has characters and/or patterns to provide the transparent cover with a marking function.
Example 2
The transparent easy-to-tear cover in this example differs from example 1 in that:
the transparent carrier print layer 22 is a BOPP film. The BOPP Film is called a Biaxially Oriented Polypropylene Film (Biaxially Oriented Polypropylene Film), which is one of Polypropylene films and has a biaxial stretching (transverse and longitudinal) process in the process. The BOPP film is colorless, odorless, tasteless and nontoxic, and has high tensile strength, impact strength, rigidity, toughness and good transparency. The BOPP film has low surface energy, needs to be subjected to corona treatment before gluing or printing, has good printing adaptability, can be subjected to chromatography printing to obtain a delicate appearance effect, and is commonly used as a surface layer material of a composite film. In order to obtain the heat-sealable BOPP film, heat-sealable resin glue solution, such as PVDC latex, EVA latex and the like, can be coated on the surface of the BOPP film after corona treatment, solvent glue can also be coated on the surface of the BOPP film, and the heat-sealable BOPP film can also be produced by adopting an extrusion coating or co-extrusion compounding method. The BOPP film is an important flexible packaging material and has wide application.
In addition, it should be noted that the names of the various parts of the embodiments described in the present specification may be different, and all the equivalent or simple changes made according to the structures, characteristics and principles of the present invention are included in the protection scope of the present invention. Various modifications, additions and substitutions may be made by those skilled in the art without departing from the scope of the invention as defined in the accompanying claims.
Claims (5)
1. A transparent easy-to-tear cover comprises a cover body, a cover surface and a pull piece, wherein the cover body is provided with an opening and an annular bonding part, and the annular bonding part is positioned on the periphery of the opening; the lower surface of the edge of the cover surface is bonded with the upper surface of the annular bonding part through a heat seal adhesive layer so as to seal the opening in the cover body, and the connecting root part of the pull piece is integrally connected with the outer edge of the cover surface; the method is characterized in that: the cover surface comprises a transparent supporting layer, a transparent bearing printing layer, a gloss oil layer, a cold gold stamping layer and a printing layer which are sequentially arranged from bottom to top, wherein the heat sealing adhesive layer is coated on the lower surface of the transparent supporting layer.
2. The transparent peel-off lid according to claim 1, wherein: the transparent bearing printing layer is a CPP film or a BOPP film.
3. The transparent peel-off lid as claimed in claim 1, wherein: the transparent supporting layer is a PS film layer.
4. The transparent peel-off lid according to claim 1, wherein: the gloss oil layer is a UV gloss oil layer.
5. The transparent peel-off lid as claimed in claim 1, wherein: the cold-stamping gold layer is a cold-stamping film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221242051.1U CN217625180U (en) | 2022-05-23 | 2022-05-23 | Transparent easy-to-tear cover |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221242051.1U CN217625180U (en) | 2022-05-23 | 2022-05-23 | Transparent easy-to-tear cover |
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| Publication Number | Publication Date |
|---|---|
| CN217625180U true CN217625180U (en) | 2022-10-21 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221242051.1U Active CN217625180U (en) | 2022-05-23 | 2022-05-23 | Transparent easy-to-tear cover |
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| Country | Link |
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| CN (1) | CN217625180U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115870189A (en) * | 2022-12-30 | 2023-03-31 | 东莞市新唛标签制品有限公司 | Method for locally coating hot melt adhesive on sealing cover of vegetable box |
-
2022
- 2022-05-23 CN CN202221242051.1U patent/CN217625180U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115870189A (en) * | 2022-12-30 | 2023-03-31 | 东莞市新唛标签制品有限公司 | Method for locally coating hot melt adhesive on sealing cover of vegetable box |
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