CN216183466U - High-speed ultrafast heat-seal packaging film that passes through - Google Patents
High-speed ultrafast heat-seal packaging film that passes through Download PDFInfo
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- CN216183466U CN216183466U CN202122588058.0U CN202122588058U CN216183466U CN 216183466 U CN216183466 U CN 216183466U CN 202122588058 U CN202122588058 U CN 202122588058U CN 216183466 U CN216183466 U CN 216183466U
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Abstract
The utility model discloses a high-transmittance high-speed ultrafast heat-seal packaging film, which comprises a CPP transparent base layer, wherein a low-temperature heat-seal coating is fixedly arranged on the inner surface of the CPP transparent base layer; the CPP transparent substrate is characterized in that a transparent core layer is fixedly arranged on the outer surface of the CPP transparent substrate, a transparent wear-resistant layer is fixedly arranged on the outer surface of the transparent core layer, a storage through hole is formed in the local position of the transparent core layer, a transparent plastic positioning sheet is embedded in the storage through hole, the side surface of the transparent plastic positioning sheet is fixedly bonded with the inner wall surface of the storage through hole, an anti-counterfeiting image-text information layer is arranged on the outer surface of the transparent plastic positioning sheet, a color-changing coating is fixedly arranged on the outer surface of the anti-counterfeiting image-text information layer, and the outer surface of the color-changing coating is flush with the outer surface of the transparent core layer; and the thickness of the color-changing coating is 5-30 μm. Above-mentioned technical scheme, structural design is reasonable, difficult damaged, anti-counterfeit performance is good, transparent effectual, can improve heat-seal work efficiency and the practicality is good.
Description
Technical Field
The utility model relates to the technical field of heat-seal packaging films, in particular to a high-transmittance high-speed ultrafast heat-seal packaging film.
Background
The existing heat-sealing film structure has the defects that: the structure is unreasonable, and the packaging film is easy to damage when in use; materials with higher heat sealing temperature, such as PP, CPP and the like, are usually adopted during heat sealing, the required heat sealing time is long, and the heat sealing working efficiency is low; the anti-counterfeiting information layer is only printed or laser engraved on the surface, so that the anti-counterfeiting information is easy to counterfeit and is difficult to distinguish between true and false; in addition, the existing packaging film has poor transparency, and the user cannot clearly see the objects in the package after packaging, so that the practicability is poor.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model aims to provide the high-transparency high-speed ultrafast heat-sealing packaging film which is reasonable in structural design, not easy to damage, good in anti-counterfeiting performance and good in transparency effect, can improve the heat-sealing working efficiency and has good practicability.
In order to achieve the purpose, the utility model provides the following technical scheme: a high-transmittance high-speed ultrafast heat-seal packaging film comprises a CPP transparent base layer, wherein a low-temperature heat-seal coating is fixedly arranged on the inner surface of the CPP transparent base layer; the CPP transparent substrate is characterized in that a transparent core layer is fixedly arranged on the outer surface of the CPP transparent substrate, a transparent wear-resistant layer is fixedly arranged on the outer surface of the transparent core layer, a storage through hole is formed in the local position of the transparent core layer, a transparent plastic positioning sheet is embedded in the storage through hole, the side surface of the transparent plastic positioning sheet is fixedly bonded with the inner wall surface of the storage through hole, an anti-counterfeiting image-text information layer is arranged on the outer surface of the transparent plastic positioning sheet, a color-changing coating is fixedly arranged on the outer surface of the anti-counterfeiting image-text information layer, and the outer surface of the color-changing coating is flush with the outer surface of the transparent core layer; and the thickness of the color-changing coating is 5-30 μm.
The utility model is further configured to: the color-changing coating is made of a temperature-sensitive color-changing material, a photosensitive color-changing material or a color-changing resin material, and the outer surface of the color-changing coating is fixedly bonded with the inner surface of the transparent wear-resistant layer.
The utility model is further configured to: the transparent wear-resistant layer is a PET film, and the thickness of the transparent wear-resistant layer is 10-100 mu m.
The utility model is further configured to: the transparent core layer is a PVC film, and the thickness of the transparent core layer is 20-250 mu m.
The utility model is further configured to: the inner surface of the transparent plastic positioning sheet is fixedly bonded with the outer surface of the CPP transparent base layer.
The utility model is further configured to: the thickness of the low-temperature heat-seal coating is 15-80 mu m, and the glass transition temperature of the low-temperature heat-seal coating is 50-80 ℃.
The utility model has the advantages that: compared with the prior art, the CPP transparent base layer, the transparent core layer, the transparent wear-resistant layer and the transparent plastic positioning sheet are all transparent structural layers, so that the transparent effect is good; the anti-counterfeiting image-text information layer and the color-changing coating are arranged in the storage through hole at the local position of the transparent core layer and are positioned inside the heat-sealing packaging film, so that counterfeiting is not easy to occur, and the anti-counterfeiting performance is good; the low-temperature heat-sealing property of the low-temperature heat-sealing coating can effectively reduce the heat-sealing temperature, further reduce the heat-sealing time during heat sealing, improve the heat-sealing working efficiency and have good practicability.
The utility model is further described with reference to the drawings and the specific embodiments in the following description.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
fig. 2 is an enlarged schematic view of a portion I in fig. 1.
Detailed Description
In the description of the present embodiment, it should be noted that, as the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", "front", "rear", etc. appear, their indicated orientations or positional relationships are based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" as appearing herein are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
Referring to fig. 1 and 2, the high-transmittance high-speed ultrafast heat-seal packaging film disclosed by the utility model comprises a CPP transparent base layer 1, wherein a low-temperature heat-seal coating layer 2 is fixedly arranged on the inner surface of the CPP transparent base layer 1; the CPP transparent substrate 1 is characterized in that a transparent core layer 3 is fixedly arranged on the outer surface of the CPP transparent substrate 1, a transparent wear-resistant layer 4 is fixedly arranged on the outer surface of the transparent core layer 3, a storage through hole is formed in a local position of the transparent core layer 3, a transparent plastic positioning sheet 5 is embedded in the storage through hole, the side surface of the transparent plastic positioning sheet 5 is fixedly bonded with the inner wall surface of the storage through hole, an anti-counterfeiting image-text information layer 51 is arranged on the outer surface of the transparent plastic positioning sheet 5, a color-changing coating 6 is fixedly arranged on the outer surface of the anti-counterfeiting image-text information layer 51, and the outer surface of the color-changing coating 6 is flush with the outer surface of the transparent core layer 3; and the thickness of the discoloration coating 6 is 5 to 30 μm.
Preferably, the color-changing coating 6 is made of a temperature-sensitive color-changing material, a light-sensitive color-changing material or a color-changing resin material, and the outer surface of the color-changing coating 6 is adhered and fixed with the inner surface of the transparent wear-resistant layer 4.
The transparent wear-resistant layer 4 is a PET film, and the thickness of the transparent wear-resistant layer 4 is 10-100 mu m.
The transparent core layer 3 is a PVC film, and the thickness of the transparent core layer 3 is 20-250 μm.
The inner surface of the transparent plastic positioning sheet 5 is fixedly bonded with the outer surface of the CPP transparent base layer 1.
The thickness of the low-temperature heat-seal coating 2 is 15-80 mu m, the glass transition temperature of the low-temperature heat-seal coating 2 is 50-80 ℃, and the melting temperature is 90-120 ℃.
This embodiment CPP transparent substrate 1 is current CPP film, CPP transparent substrate 1, low temperature heat-seal coating 2, transparent sandwich layer 3, transparent wearing layer 4, transparent plastic spacer 5, anti-fake picture and text information layer 51 and coating 6 that discolours constitute an organic whole structure through bonding complex, and wherein, anti-fake picture and text information layer 51 is formed through laser printing or sculpture by current laser equipment.
In practical application, the CPP transparent base layer, the transparent core layer, the transparent wear-resistant layer and the transparent plastic positioning sheet are all transparent structural layers, so that the transparent effect is good; the anti-counterfeiting image-text information layer and the color-changing coating are arranged in the storage through hole at the local position of the transparent core layer and are positioned inside the heat-sealing packaging film, so that counterfeiting is not easy to occur, and the anti-counterfeiting performance is good; the low-temperature heat-sealing property of the low-temperature heat-sealing coating can effectively reduce the heat-sealing temperature, further reduce the heat-sealing time during heat sealing, improve the heat-sealing working efficiency and have good practicability.
The above embodiments are only for further illustration of the present invention, and should not be construed as limiting the scope of the present invention, and the technical engineers in the art can make insubstantial modifications and adaptations of the present invention based on the above disclosure and disclosure of the utility model.
Claims (6)
1. The utility model provides a high-speed ultrafast heat-seal packaging film that passes through, includes CPP transparent substrate (1), its characterized in that: the inner surface of the CPP transparent base layer (1) is fixedly provided with a low-temperature heat-sealing coating (2); the CPP transparent substrate is characterized in that a transparent core layer (3) is fixedly arranged on the outer surface of the CPP transparent substrate (1), a transparent wear-resistant layer (4) is fixedly arranged on the outer surface of the transparent core layer (3), a storage through hole is formed in the local position of the transparent core layer (3), a transparent plastic positioning sheet (5) is embedded in the storage through hole, the side surface of the transparent plastic positioning sheet (5) is fixedly bonded with the inner wall surface of the storage through hole, an anti-counterfeiting image-text information layer (51) is arranged on the outer surface of the transparent plastic positioning sheet (5), a color-changing coating (6) is fixedly arranged on the outer surface of the anti-counterfeiting image-text information layer (51), and the outer surface of the color-changing coating (6) is flush with the outer surface of the transparent core layer (3); and the thickness of the color-changing coating (6) is 5-30 μm.
2. The high-transmittance high-speed ultrafast heat-seal packaging film according to claim 1, wherein: the color-changing coating (6) is made of a temperature-sensitive color-changing material or a photosensitive color-changing material, and the outer surface of the color-changing coating (6) is fixedly bonded with the inner surface of the transparent wear-resistant layer (4).
3. The high-transmittance high-speed ultrafast heat-seal packaging film according to claim 2, wherein: the transparent wear-resistant layer (4) is a PET film, and the thickness of the transparent wear-resistant layer (4) is 10-100 mu m.
4. A high-transmittance high-speed ultra-fast heat-seal packaging film according to claim 3, wherein: the transparent core layer (3) is a PVC film, and the thickness of the transparent core layer (3) is 20-250 mu m.
5. A high-transmittance high-speed ultra-fast heat-seal packaging film according to claim 1 or 4, wherein: the inner surface of the transparent plastic positioning sheet (5) is fixedly bonded with the outer surface of the CPP transparent base layer (1).
6. A high-transmittance high-speed ultra-fast heat-seal packaging film according to claim 1 or 4, wherein: the thickness of the low-temperature heat-seal coating (2) is 15-80 mu m, and the glass transition temperature of the low-temperature heat-seal coating (2) is 50-80 ℃.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122588058.0U CN216183466U (en) | 2021-10-25 | 2021-10-25 | High-speed ultrafast heat-seal packaging film that passes through |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122588058.0U CN216183466U (en) | 2021-10-25 | 2021-10-25 | High-speed ultrafast heat-seal packaging film that passes through |
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| Publication Number | Publication Date |
|---|---|
| CN216183466U true CN216183466U (en) | 2022-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122588058.0U Active CN216183466U (en) | 2021-10-25 | 2021-10-25 | High-speed ultrafast heat-seal packaging film that passes through |
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| Country | Link |
|---|---|
| CN (1) | CN216183466U (en) |
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2021
- 2021-10-25 CN CN202122588058.0U patent/CN216183466U/en active Active
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