CN215620588U - Packaging isolation film with oil-resistant and antifouling coating - Google Patents
Packaging isolation film with oil-resistant and antifouling coating Download PDFInfo
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- CN215620588U CN215620588U CN202122141817.9U CN202122141817U CN215620588U CN 215620588 U CN215620588 U CN 215620588U CN 202122141817 U CN202122141817 U CN 202122141817U CN 215620588 U CN215620588 U CN 215620588U
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- rete
- density polyethylene
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- polyvinyl chloride
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Abstract
The utility model discloses a packaging isolation film with an oil-resistant and stain-resistant coating, which comprises a low-density polyethylene base film, a BOPP film layer, a polyester film layer, a polycarbonate film layer, a polyvinyl chloride film layer and a polytetrafluoroethylene coating, wherein the BOPP film layer is arranged on the top surface of the low-density polyethylene base film, the polyester film layer is arranged on the top surface of the BOPP film layer, the polycarbonate film layer is arranged on the top surface of the polyester film layer, the polyvinyl chloride film layer is arranged on the top surface of the polycarbonate film layer, the polytetrafluoroethylene coating is arranged on the top surface of the polyvinyl chloride film layer, the low-density polyethylene base film ensures the isolation of the inside during packaging, and ensures that external pollution sources cannot enter the inside so as to protect internal objects, and the corona treatment is carried out on the upper surface and the lower surface of the low-density polyethylene base film, the BOPP film layer, the polyester film layer, the polycarbonate film layer and the polyvinyl chloride film layer, and then coating a polyethylene glue on the top surface of the low-density polyethylene base film to connect the BOPP film layer.
Description
Technical Field
The utility model relates to the technical field of packaging isolation films, in particular to a packaging isolation film with an oil-resistant and antifouling coating.
Background
In order to prevent food or medicine from deteriorating due to microorganism propagation in the process of storage and circulation, or due to bad storage and sale conditions, quality deterioration, color reduction and moisture, an isolation film is externally packaged for improving the storage life and prolonging the service life; the existing isolating membrane has the defects of complex processing procedure, high processing cost, poor water and oil resistance, poor air permeability and influence on the safety of articles, and although the thin membrane has the characteristics of low cost, good water and air isolation performance and good packaging durability when used for packaging food and the like, the common thin membrane is not ideal for comprehensive performance, so that the isolating membrane with the oil-resistant and antifouling coating is provided for solving the problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a packaging isolating film with an oil-resistant and stain-resistant coating so as to solve the problems in the background technology.
In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a packing barrier film with antifouling coating of anti-oil, includes low density polyethylene base film, BOPP rete, polyester film layer, polycarbonate rete, polyvinyl chloride rete, polytetrafluoroethylene coating, the top surface of low density polyethylene base film is provided with the BOPP rete, the top surface of BOPP rete is provided with the polyester film layer, the top surface of polyester film layer is provided with the polycarbonate rete, the top surface of polycarbonate rete is provided with the polyvinyl chloride rete, the top surface of polyvinyl chloride rete is provided with the polytetrafluoroethylene coating.
Preferably, the thickness of low density polyethylene base film is 20um ~ 30um, and low density polyethylene base film is flexible material, the equal corona treatment in upper and lower two sides of low density polyethylene base film has been passed.
Preferably, the thickness of BOPP rete is 10um, and the BOPP rete is flexible material, equal corona treatment of two sides has been gone up to the BOPP rete.
Preferably, polyester film layer's thickness is 10um, and polyester film layer is flexible material, polyester film layer's the equal corona treatment in upper and lower two sides.
Preferably, the thickness of polycarbonate rete is 10um, and the polycarbonate rete is flexible material, the equal corona treatment of upper and lower two sides of polycarbonate rete has been crossed.
Preferably, the thickness of polyvinyl chloride rete is 20um, and the polyvinyl chloride rete is flexible material, the equal corona treatment of upper and lower two sides of polyvinyl chloride rete has been crossed.
Preferably, the thickness of the polytetrafluoroethylene coating is 10um, and the surface morphology of the polytetrafluoroethylene coating is a reticular microporous structure.
Preferably, the low-density polyethylene base film, the BOPP film layer, the polyester film layer, the polycarbonate film layer and the polyvinyl chloride film layer are all combined by gluing a layer of polyethylene glue.
Compared with the prior art, the utility model has the beneficial effects that:
1. the low-density polyethylene base film ensures the isolation of the interior when being packaged and ensures that external pollution sources cannot enter the low-density polyethylene base film through excellent chemical stability, heat sealability, water resistance and moisture resistance of the low-density polyethylene base film, and the top surface of the low-density polyethylene base film is glued with the BOPP film layer through the polyethylene glue layer;
2. the polyester film layer has excellent mechanical property, high rigidity, hardness and toughness, puncture resistance, good air tightness and fragrance retention, so that the polyester film layer has more diversified varieties of articles suitable for packaging, the bearing capacity of the utility model is further enhanced, and the PVC film has good wear resistance, is not easy to damage, has excellent oil resistance, has good light transmission of the PVC film, heat preservation and soft and easily-molded shape, the fire resistance is also very good, polytetrafluoroethylene is coated on the top surface of the polyvinyl chloride film layer, because the polytetrafluoroethylene coating has unique node fibrillary property, so that the surface is smooth, resistant to chemical substances, and the polytetrafluoroethylene has the best ageing life in plastics, and the friction coefficient is extremely low, so that the paint is not adhered, and the surface tension is also extremely low, so that the antifouling and oil-repellent performance is excellent.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic top view of the present invention.
In the figure: 1. a low density polyethylene-based film; 2. a BOPP film layer; 3. a polyester film layer; 4. a polycarbonate film layer; 5. a polyvinyl chloride film layer; 6. and (3) coating polytetrafluoroethylene.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-2, the present invention provides the following technical solutions: a packaging isolation film with an oil-resistant and antifouling coating comprises a low-density polyethylene base film 1, a BOPP film layer 2, a polyester film layer 3, a polycarbonate film layer 4, a polyvinyl chloride film layer 5 and a polytetrafluoroethylene coating 6, wherein the BOPP film layer 2 is arranged on the top surface of the low-density polyethylene base film 1, the polyester film layer 3 is arranged on the top surface of the BOPP film layer 2, the polycarbonate film layer 4 is arranged on the top surface of the polyester film layer 3, the polyvinyl chloride film layer 5 is arranged on the top surface of the polycarbonate film layer 4, the polytetrafluoroethylene coating 6 is arranged on the top surface of the polyvinyl chloride film layer 5, the low-density polyethylene base film 1 ensures the isolation of the inside during packaging, and ensures that external pollution sources cannot enter the low-density polyethylene base film 1, the BOPP film layer 2 and the polyester film layer 3, and the low-density polyethylene base film 1, the BOPP film layer 2 and the polytetrafluoroethylene coating 3 can protect the objects inside by ensuring that the low-density polyethylene base film 1, the BOPP film layer 2 and the polytetrafluoroethylene coating 2 and the polyester film layer 3 can not enter the inside, The upper surface and the lower surface of the polycarbonate film layer 4 and the polyvinyl chloride film layer 5 are both subjected to corona treatment, the top surface of the low-density polyethylene base film 1 is coated with polyethylene glue to be connected with the BOPP film layer 2, the top surface of the BOPP film layer 2 is coated with the polyethylene glue to be connected with the polyester film layer 3, and the top surface of the low-density polyethylene base film 1 is connected with the BOPP film layer 2 through the polyethylene glue layer.
Referring to fig. 1, the thickness of a low density polyethylene base film 1 is 20 to 30um, the low density polyethylene base film 1 is made of a flexible material, the upper and lower surfaces of the low density polyethylene base film 1 are subjected to corona treatment, the thickness of a BOPP film layer 2 is 10um, the BOPP film layer 2 is made of a flexible material, the upper and lower surfaces of the BOPP film layer 2 are subjected to corona treatment, the thickness of a polyester film layer 3 is 10um, the polyester film layer 3 is made of a flexible material, the upper and lower surfaces of the polyester film layer 3 are subjected to corona treatment, the thickness of a polycarbonate film layer 4 is 10um, the polycarbonate film layer 4 is made of a flexible material, and the upper and lower surfaces of the polycarbonate film layer 4 are subjected to corona treatment;
Referring to fig. 2, by the excellent mechanical properties of the polyester film layer 3, the excellent rigidity, hardness and toughness, puncture resistance, good air tightness and fragrance retention, the variety of the articles suitable for packaging is more diversified, the bearing capacity of the utility model is further enhanced, and the utility model has good wear resistance, less possibility of damage and excellent oil resistance, when in use, the articles are packaged and abutted against the low-density polyethylene base film 1, the polytetrafluoroethylene coating 6 is the outermost layer, the polyvinyl chloride film layer 5 has good light transmission, good heat preservation, soft and easy molding and good fire resistance, the polytetrafluoroethylene is coated on the top surface of the polyvinyl chloride film layer 5, the polytetrafluoroethylene coating 6 has unique node fibril property, the surface is smooth and resistant to chemical substances, and the polytetrafluoroethylene has the best aging life in plastics, and the friction coefficient is extremely low, so the anti-adhesion performance is not adhered, the surface tension is also extremely low, so the anti-fouling and oil-resistance performance is extremely good, the damage is difficult, the service life of the utility model is greatly prolonged, the polycarbonate film layer 4 has excellent ultraviolet light resistance, friction resistance, tearing resistance and electrical property and mechanical strength, the application scene of the utility model is greatly promoted, and the internal protection is realized by matching with other film layers.
The working principle is as follows: according to the utility model, corona treatment is carried out on the upper and lower surfaces of a low-density polyethylene base film 1, a BOPP film layer 2, a polyester film layer 3, a polycarbonate film layer 4 and a polyvinyl chloride film layer 5, then a polyethylene glue is coated on the top surface of the low-density polyethylene base film 1 to glue the BOPP film layer 2, a polyethylene glue is coated on the top surface of the BOPP film layer 2 to glue the polyester film layer 3, a polyethylene glue is coated on the top surface of the polyester film layer 3 to glue the polycarbonate film layer 4, a polyethylene glue is coated on the top surface of the polycarbonate film layer 4 to glue the polyvinyl chloride film layer 5, a polytetrafluoroethylene coating 6 is coated on the top surface of the polyvinyl chloride film layer 5, and after the combination is completed, when the combination is needed, an article is packaged to abut against the low-density polyethylene base film 1, and the polytetrafluoroethylene coating 6 is the outermost layer, so that the operation is completed.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a packing barrier film with antifouling coating of anti-oil, includes low density polyethylene base film (1), BOPP rete (2), polyester film layer (3), polycarbonate rete (4), polyvinyl chloride rete (5), polytetrafluoroethylene coating (6), its characterized in that: the top surface of low density polyethylene base film (1) is provided with BOPP rete (2), the top surface of BOPP rete (2) is provided with polyester film layer (3), the top surface of polyester film layer (3) is provided with polycarbonate rete (4), the top surface of polycarbonate rete (4) is provided with polyvinyl chloride rete (5), the top surface of polyvinyl chloride rete (5) is provided with polytetrafluoroethylene coating (6).
2. The packaging release film having an oil and stain resistant coating according to claim 1, wherein: the thickness of low density polyethylene base film (1) is 20um ~ 30um, and low density polyethylene base film (1) is flexible material, the equal corona treatment in upper and lower two sides of low density polyethylene base film (1) has been passed.
3. The packaging release film having an oil and stain resistant coating according to claim 1, wherein: the thickness of BOPP rete (2) is 10um, and BOPP rete (2) are flexible material, two sides are corona treatment about BOPP rete (2) and have been passed.
4. The packaging release film having an oil and stain resistant coating according to claim 1, wherein: the thickness of polyester film layer (3) is 10um, and polyester film layer (3) are flexible material, the equal corona treatment of upper and lower both sides of polyester film layer (3) has been passed.
5. The packaging release film having an oil and stain resistant coating according to claim 1, wherein: the thickness of polycarbonate rete (4) is 10um, and polycarbonate rete (4) are flexible material, the equal corona treatment of upper and lower two sides of polycarbonate rete (4) has been passed.
6. The packaging release film having an oil and stain resistant coating according to claim 1, wherein: the thickness of polyvinyl chloride rete (5) is 20um, and polyvinyl chloride rete (5) are flexible material, the equal corona treatment of upper and lower two sides of polyvinyl chloride rete (5) has been passed.
7. The packaging release film having an oil and stain resistant coating according to claim 1, wherein: the thickness of polytetrafluoroethylene coating (6) is 10um, the surface morphology of polytetrafluoroethylene coating (6) is netted microporous structure.
8. The packaging release film having an oil and stain resistant coating according to claim 1, wherein: the low-density polyethylene base film (1), the BOPP film layer (2), the polyester film layer (3), the polycarbonate film layer (4) and the polyvinyl chloride film layer (5) are all combined by a layer of polyethylene glue in a gluing mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122141817.9U CN215620588U (en) | 2021-09-07 | 2021-09-07 | Packaging isolation film with oil-resistant and antifouling coating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122141817.9U CN215620588U (en) | 2021-09-07 | 2021-09-07 | Packaging isolation film with oil-resistant and antifouling coating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215620588U true CN215620588U (en) | 2022-01-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122141817.9U Active CN215620588U (en) | 2021-09-07 | 2021-09-07 | Packaging isolation film with oil-resistant and antifouling coating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215620588U (en) |
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2021
- 2021-09-07 CN CN202122141817.9U patent/CN215620588U/en active Active
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