CN218577212U - PVC composite sheet with blocking and conducting functions for packaging - Google Patents
PVC composite sheet with blocking and conducting functions for packaging Download PDFInfo
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- CN218577212U CN218577212U CN202222852703.XU CN202222852703U CN218577212U CN 218577212 U CN218577212 U CN 218577212U CN 202222852703 U CN202222852703 U CN 202222852703U CN 218577212 U CN218577212 U CN 218577212U
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Abstract
The utility model relates to a packaging material technical field, concretely relates to packing is with having separation, electrically conductive function's PVC composite sheet concurrently, including first PVC protective layer, first conductive resin layer, the electrically conductive resin layer of second and the second PVC protective layer of arranging in proper order, first PVC protective layer, second PVC protective layer are used for contacting product and external environment, be equipped with electrically conductive aluminium foil between first conductive resin layer and the electrically conductive resin layer of second, at least one side edge of electrically conductive aluminium foil is outwards outstanding for the edge that corresponds of the electrically conductive resin layer of first conductive resin layer and/or the edge that corresponds of the electrically conductive resin layer of second. The PVC composite sheet has the functions of blocking and conducting, has high integral wear resistance and is beneficial to prolonging the service life of the PVC composite sheet.
Description
Technical Field
The utility model relates to a packaging material technical field, concretely relates to packing is with having separation, electrically conductive function's PVC composite sheet concurrently.
Background
Polyvinyl chloride (PVC) is a plastic with the largest output in the world, has the characteristics of excellent flame retardance, good chemical corrosion, comprehensive mechanical property, easiness in forming, low cost and the like, and replaces traditional materials such as metal, wood and the like to a certain extent in the field of packaging materials.
Products such as high integrated precision electronic component, precision instrument equipment, chemical products can receive friction, striking and produce static depositing, the transportation in-process, if the static that produces can not in time be derived, high static can cause electric arc or spark discharge, causes serious damage to the product, has very big potential safety hazard simultaneously. Therefore, the packaging material of the product not only needs to have water and oxygen barrier properties to prevent the product from deteriorating or losing efficacy, but also needs to have material antistatic properties to eliminate potential safety hazards caused by static electricity.
Chinese patent CN215514964 discloses an electronic product packaging material composite structure, which is provided with a first anti-static layer and a second anti-static layer, and can eliminate static electricity generated by friction between the packaging material and the external environment or an electronic product, a vacuum aluminum-plated film is fixedly adhered to the outer side of the first anti-static layer, a high temperature resistant polyester film is fixedly adhered to the inner side of the second anti-static layer, and the vacuum aluminum-plated film and the high temperature resistant polyester film respectively protect the first anti-static layer and the second anti-static layer, but the protection effect is limited, in the process of long-distance transportation or long-term friction collision, the two anti-static layers can still be damaged to a certain extent, and the service life of the packaging material is short.
SUMMERY OF THE UTILITY MODEL
In order to improve the wear resistance of packaging material, the utility model provides a packing is with having separation, electrically conductive function's PVC composite sheet concurrently.
The utility model provides a technical scheme as follows:
the utility model provides a packing is with having separation, electrically conductive function's PVC composite sheet concurrently, is including the first PVC protective layer, first electrically conductive resin layer, the electrically conductive resin layer of second and the second PVC protective layer that arrange in proper order, first PVC protective layer, second PVC protective layer are used for contacting product and external environment, be equipped with electrically conductive aluminium foil between the electrically conductive resin layer of first electrically conductive resin layer and second, at least one side edge of electrically conductive aluminium foil is outwards outstanding for the corresponding edge on the electrically conductive resin layer of first electrically conductive resin layer and/or the corresponding edge on the electrically conductive resin layer of second.
When the PVC composite sheet is used for packaging electronic products, the exposed part of the conductive aluminum foil is adhered to internal parts or other conductive parts of the electronic products, so that the static electricity is released, and the packaging safety is improved. Meanwhile, the conductive aluminum foil also has the functions of shielding signals and magnetic fields, and can effectively avoid the influence of the external environment on the performance of the electronic element. The first conductive resin layer and the second conductive resin layer have weather resistance, corrosion resistance and the like besides the conductive function. The outside of first conductive resin layer and the conductive resin layer of second is provided with first PVC protective layer, second PVC protective layer respectively, strengthens holistic wearability to improve packaging material's life.
Furthermore, the first conductive resin layer and the second conductive resin layer are graphene-PVC composite resin layers or MXene-PVC composite resin layers, and the conductivity is excellent.
Furthermore, a reinforcing layer is arranged between the first conducting point resin layer and the second conducting resin layer.
Further, the reinforcing layer is a metal wire layer or a rigid fiber layer.
The reinforcing layer is arranged to greatly improve the rigidity of the packaging material and resist deformation caused by external pressure.
Further, a barrier layer is arranged between the first conductive resin layer and the second conductive resin layer.
Further, the barrier layer is a PVC-talcum powder composite layer or a PVC-montmorillonite composite layer.
The barrier layer is arranged to enhance the barrier property to water and gas and protect the internal electronic product from being influenced by the external environment.
The PVC composite sheet is formed by melting and compatibilizing a polymer and co-extruding. The method not only keeps the functionality of the raw materials, but also does not use adhesives, and is safe and environment-friendly.
The beneficial effects of the utility model reside in that:
1. the utility model provides a PVC composite sheet both sides are provided with the PVC protective layer, and holistic wearability is high, is favorable to prolonging packaging material's life.
2. The PVC composite sheet is internally provided with the conductive aluminum foil and the conductive resin layer, so that static electricity is released and eliminated, and the packaging safety is improved. Meanwhile, the conductive aluminum foil also has the functions of shielding signals and magnetic fields, and the conductive resin layer also has the performances of weather resistance, corrosion resistance and the like, so that the influence of the external environment on the performance of the electronic element can be effectively avoided. The PVC composite sheet has both barrier and conductive functions.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a sectional view of embodiment 2 of the present invention.
In the figure, 1, a first PVC protective layer; 2. a first conductive resin layer; 3. a first conductive aluminum foil; 4. an enhancement layer; 5. a barrier layer; 6. a second conductive aluminum foil; 7. a second conductive resin layer; 8. a second PVC protective layer.
Detailed Description
In order to make the technical solutions in the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.
Example 1
The utility model provides a packing is with having separation, electrically conductive function's PVC composite sheet concurrently, including the first PVC protective layer that arranges in proper order, first electrically conductive resin layer, the electrically conductive resin layer of second and second PVC protective layer, first PVC protective layer, second PVC protective layer are used for contacting product and external environment, are equipped with electrically conductive aluminium foil between the electrically conductive resin layer of first electrically conductive resin layer and second, and the both sides edge of electrically conductive aluminium foil is outwards outstanding for the edge that corresponds of the electrically conductive resin layer of first electrically conductive resin layer and/or the edge that corresponds of the electrically conductive resin layer of second.
Example 2
Referring to fig. 1, a PVC composite sheet with blocking and conductive functions for packaging includes a first PVC protective layer 1, a first conductive resin layer 2, a first conductive aluminum foil 3, a reinforcing layer 4, a blocking layer 5, a second conductive aluminum foil 6, a second conductive resin layer 7 and a second PVC protective layer 8, which are sequentially arranged, the first PVC protective layer 1 and the second PVC protective layer 8 are used for contacting products and external environment, two side edges of the first conductive aluminum foil 3 protrude outwards relative to corresponding edges of the first conductive resin layer 2, and two side edges of the second conductive aluminum foil 6 protrude outwards relative to corresponding edges of the second conductive resin layer 7; the first conductive resin layer 2 and the second conductive resin layer 7 are graphene-PVC composite resin layers or MXene-PVC composite resin layers, and are excellent in conductivity; the reinforcing layer 4 is a metal wire layer or a rigid fiber layer; the barrier layer 5 is a PVC-talcum powder composite layer or a PVC-montmorillonite composite layer.
The area and the length of the part of the first conductive aluminum foil exposed outside the first conductive resin layer and the part of the second conductive aluminum foil exposed outside the second conductive resin layer depend on the requirements of the packaged product, in the actual use process, the exposed parts are adhered to the internal parts or other conductive parts of the packaged product, the static electricity on the product is conducted to other positions of the first conductive aluminum foil and the second conductive aluminum foil through the exposed parts and then is dispersed to the first conductive resin layer and the second conductive resin layer, the static electricity release is realized, and the packaging safety is improved.
Although the present invention has been described in detail by referring to the drawings in conjunction with the preferred embodiments, the present invention is not limited thereto. Various equivalent modifications or substitutions can be made on the embodiments of the present invention by those skilled in the art without departing from the spirit and substance of the present invention, and these modifications or substitutions are intended to be within the scope of the present invention/any person skilled in the art can easily conceive of changes or substitutions within the technical scope of the present invention.
Claims (6)
1. The utility model provides a packing is with having separation, electrically conductive function's PVC composite sheet concurrently, its characterized in that, including first PVC protective layer, first electrically conductive resin layer, the electrically conductive resin layer of second and the second PVC protective layer of arranging in proper order, first PVC protective layer, second PVC protective layer are used for contacting product and external environment, be equipped with electrically conductive aluminium foil between first electrically conductive resin layer and the electrically conductive resin layer of second, at least one side edge of electrically conductive aluminium foil is outwards outstanding for the corresponding edge on the electrically conductive resin layer of first electrically conductive resin layer and/or the corresponding edge on the electrically conductive resin layer of second.
2. The PVC composite sheet for packaging with both barrier and conductive functions as claimed in claim 1, wherein the first conductive resin layer and the second conductive resin layer are graphene-PVC composite resin layers or MXene-PVC composite resin layers.
3. The PVC composite sheet with the functions of barrier and conductivity for packaging as claimed in claim 1, wherein a reinforcing layer is arranged between the first conductive resin layer and the second conductive resin layer.
4. The PVC composite sheet material with the functions of barrier and electric conduction for packaging as claimed in claim 3, wherein the reinforcing layer is a metal wire layer or a rigid fiber layer.
5. The PVC composite sheet for packaging with both barrier and conductive functions as claimed in claim 1, wherein a barrier layer is arranged between the first conductive resin layer and the second conductive resin layer.
6. The PVC composite sheet for packaging with barrier and conductive functions as claimed in claim 5, wherein the barrier layer is a PVC-talc composite layer or a PVC-montmorillonite composite layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222852703.XU CN218577212U (en) | 2022-10-27 | 2022-10-27 | PVC composite sheet with blocking and conducting functions for packaging |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222852703.XU CN218577212U (en) | 2022-10-27 | 2022-10-27 | PVC composite sheet with blocking and conducting functions for packaging |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218577212U true CN218577212U (en) | 2023-03-07 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222852703.XU Active CN218577212U (en) | 2022-10-27 | 2022-10-27 | PVC composite sheet with blocking and conducting functions for packaging |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218577212U (en) |
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2022
- 2022-10-27 CN CN202222852703.XU patent/CN218577212U/en active Active
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