CN213441587U - Multilayer co-extrusion pearlized film - Google Patents
Multilayer co-extrusion pearlized film Download PDFInfo
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- CN213441587U CN213441587U CN202022006034.5U CN202022006034U CN213441587U CN 213441587 U CN213441587 U CN 213441587U CN 202022006034 U CN202022006034 U CN 202022006034U CN 213441587 U CN213441587 U CN 213441587U
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Abstract
The utility model discloses a multilayer co-extrusion pearlescent film, which comprises a polypropylene resin layer, wherein a pearlescent pigment layer is coated on the upper surface of the polypropylene resin layer, and a transparent PET wear-resistant protective outer layer is fixedly arranged on the upper surface of the pearlescent pigment layer; the heat-insulating fiber layer is characterized in that an aluminum-plated reinforcing layer is fixedly arranged on the lower surface of the polypropylene resin layer, a heat-insulating fiber layer is fixedly arranged on the lower surface of the aluminum-plated reinforcing layer, a transparent antibacterial inner layer is fixedly arranged on the lower surface of the heat-insulating fiber layer, and the heat-insulating fiber layer is made of glass fibers. According to the technical scheme, the transparent PET wear-resistant protective outer layer is good in wear resistance and size stability; the aluminum-plated reinforced layer has good reinforcing effect; the heat insulation performance of the heat insulation fiber layer is good; the anti-counterfeiting label has good anti-counterfeiting performance; the transparent antibacterial inner layer has antibacterial and bactericidal effects; the anti-counterfeiting structure has the advantages of reasonable structural design, good heat dissipation performance, good surface wear resistance, good anti-counterfeiting performance and good practicability.
Description
Technical Field
The utility model relates to a pearlized membrane technical field, concretely relates to pearlized membrane is crowded altogether to multilayer.
Background
The pearlized film is prepared by mixing polypropylene resin as raw material, calcium carbonate and pearlescent pigment, and stretching in two directions. Because of the mechanical foaming method, the specific gravity of the pearlized film is only about 0.7, and the specific gravity of the PP is about 0.9, so that flexible packaging enterprises are willing to select the pearlized film, and the pearlized film is low in price, good in decoration and excellent in performance. The BOPP pearlized film/CPP, BOPP pearlized film/PE and the like with a common composite structure have certain pearlized effect, and are often used for packaging cold drinks such as: ice cream, heat seal labels, confections, cookies, flavored snack packages, and the like.
However, the conventional pearlescent film has disadvantages: because the structure sets up unreasonablely, it is poor to lead to current pearly-lustre membrane heat dispersion, and surface wear resistance is poor, and anti-fake performance is poor, is imitated easily, and the practicality is poor.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a multilayer is crowded pearlized membrane altogether that structural design is reasonable, heat dispersion is good, surface wear resistance is good, anti-counterfeit performance is good and the practicality is good.
In order to achieve the above purpose, the utility model provides a following technical scheme: a multi-layer co-extrusion pearlescent film comprises a polypropylene resin layer, wherein a pearlescent pigment layer is coated on the upper surface of the polypropylene resin layer, and a transparent PET wear-resistant protective outer layer is fixedly arranged on the upper surface of the pearlescent pigment layer; the heat-insulating fiber layer is characterized in that an aluminum-plated reinforcing layer is fixedly arranged on the lower surface of the polypropylene resin layer, a heat-insulating fiber layer is fixedly arranged on the lower surface of the aluminum-plated reinforcing layer, a transparent antibacterial inner layer is fixedly arranged on the lower surface of the heat-insulating fiber layer, and the heat-insulating fiber layer is made of glass fibers.
The utility model discloses further set up to: the thickness of the heat insulation fiber layer is 10-50 microns.
The utility model discloses still further set up to: the heat-insulating fiber layer is provided with a storage groove with a downward opening at a local position, an anti-counterfeiting label is embedded in the storage groove, an anti-counterfeiting information engraving layer is arranged on the lower surface of the anti-counterfeiting label, and the lower surface of the anti-counterfeiting label is flush with the lower surface of the heat-insulating fiber layer.
The utility model discloses still further set up to: the anti-counterfeiting label and the storage groove are both of rectangular structures or circular structures, and the anti-counterfeiting label is made of a copper material or a stainless steel material.
The utility model discloses still further set up to: the transparent antibacterial inner layer is made of an antibacterial BOPP film, and the thickness of the transparent antibacterial inner layer is 5-15 micrometers.
The utility model discloses still further set up to: the transparent PET wear-resistant protective outer layer is made of polyethylene glycol terephthalate material, and the thickness of the transparent PET wear-resistant protective outer layer is 2-10 micrometers.
The utility model has the advantages that: compared with the prior art, the utility model has more reasonable structure, the wear resistance of the transparent PET wear-resistant protective outer layer is good, and the dimensional stability is good; the aluminum-plated reinforced layer has good reinforcing effect; the heat insulation performance of the heat insulation fiber layer is good; the anti-counterfeiting label has good anti-counterfeiting performance; the transparent antibacterial inner layer has antibacterial and bactericidal effects; the anti-counterfeiting structure has the advantages of reasonable structural design, good heat dissipation performance, good surface wear resistance, good anti-counterfeiting performance and good practicability.
The invention is further described with reference to the drawings and the specific embodiments.
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, the indicated orientation or positional relationship thereof is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the indicated device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore, 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 fig. 2, the multilayer co-extrusion pearlescent film disclosed by the present invention comprises a polypropylene resin layer 1, wherein a pearlescent pigment layer 2 is coated on the upper surface of the polypropylene resin layer 1, and a transparent PET wear-resistant protective outer layer 3 is fixedly arranged on the upper surface of the pearlescent pigment layer 2; an aluminum-plated reinforcing layer 4 is fixedly arranged on the lower surface of the polypropylene resin layer 1, a heat-insulating fiber layer 5 is fixedly arranged on the lower surface of the aluminum-plated reinforcing layer 4, a transparent antibacterial inner layer 6 is fixedly arranged on the lower surface of the heat-insulating fiber layer 5, and the heat-insulating fiber layer 6 is made of glass fibers.
Preferably, the polypropylene resin layer 1, the pearlescent pigment layer 2, the transparent PET wear-resistant protective outer layer 3, the aluminized reinforcing layer 4, the heat-insulating fiber layer 5 and the transparent antibacterial inner layer 6 are manufactured into an integral structure through co-extrusion.
In order to make the structure of the present invention more reasonable, the thickness of the thermal insulation fiber layer 5 is preferably 10-50 μm in this embodiment.
The heat insulation fiber layer 5 is provided with a storage groove 51 with a downward opening at a local position, an anti-counterfeiting label 7 is embedded in the storage groove 51, an anti-counterfeiting information engraving layer 71 is arranged on the lower surface of the anti-counterfeiting label 7, and the lower surface of the anti-counterfeiting label 7 is flush with the lower surface of the heat insulation fiber layer 5.
Preferably, the upper surface of the transparent antibacterial inner layer 6 completely covers the notch of the article holding groove 51, so that the anti-counterfeiting label 7 is covered by the transparent antibacterial inner layer 6, and the anti-counterfeiting label is good in anti-counterfeiting performance and difficult to counterfeit.
The anti-counterfeiting label 7 and the storage groove 51 are both of a rectangular structure or a circular structure, and the anti-counterfeiting label 7 is made of a copper material or a stainless steel material.
The transparent antibacterial inner layer 6 is made of an antibacterial BOPP film, and the thickness of the transparent antibacterial inner layer 6 is 5-15 micrometers.
The transparent PET wear-resistant protective outer layer 3 is made of polyethylene glycol terephthalate material, and the thickness of the transparent PET wear-resistant protective outer layer 3 is 2-10 micrometers.
In practical application, the transparent PET wear-resistant protective outer layer has good wear resistance and good dimensional stability; the aluminum-plated reinforced layer has good reinforcing effect; the heat insulation performance of the heat insulation fiber layer is good; the anti-counterfeiting label has good anti-counterfeiting performance; the transparent antibacterial inner layer has antibacterial and bactericidal effects; the anti-counterfeiting structure has the advantages of reasonable structural design, good heat dissipation performance, good surface wear resistance, good anti-counterfeiting performance and good practicability.
The above embodiments are only used for further explanation of the present invention, and it is not understood that the present invention is limited by the protection scope of the present invention, and the technical engineers in the field are right according to the above contents of the present invention.
Claims (6)
1. A multilayer co-extrusion pearlized film comprises a polypropylene resin layer (1) and is characterized in that: the upper surface of the polypropylene resin layer (1) is coated with a pearlescent pigment layer (2), and the upper surface of the pearlescent pigment layer (2) is fixedly provided with a transparent PET wear-resistant protective outer layer (3); the heat-insulating and antibacterial polypropylene resin is characterized in that an aluminum-plated reinforcing layer (4) is fixedly arranged on the lower surface of the polypropylene resin layer (1), a heat-insulating fiber layer (5) is fixedly arranged on the lower surface of the aluminum-plated reinforcing layer (4), a transparent antibacterial inner layer (6) is fixedly arranged on the lower surface of the heat-insulating fiber layer (5), and the heat-insulating fiber layer (5) is made of glass fibers.
2. The multilayer co-extruded pearlescent film according to claim 1, wherein: the thickness of the heat insulation fiber layer (5) is 10-50 microns.
3. The multilayer co-extruded pearlescent film according to claim 2, wherein: the heat insulation fiber layer (5) is provided with a storage groove (51) with a downward opening at a local position, an anti-counterfeiting label (7) is embedded in the storage groove (51), an anti-counterfeiting information engraving layer (71) is arranged on the lower surface of the anti-counterfeiting label (7), and the lower surface of the anti-counterfeiting label (7) is flush with the lower surface of the heat insulation fiber layer (5).
4. The multilayer co-extruded pearlescent film according to claim 3, wherein: the anti-counterfeiting label (7) and the storage groove (51) are both of a rectangular structure or a circular structure, and the anti-counterfeiting label (7) is made of a copper material or a stainless steel material.
5. The multilayer co-extruded pearlescent film according to claim 4, wherein: the transparent antibacterial inner layer (6) is made of an antibacterial BOPP film, and the thickness of the transparent antibacterial inner layer (6) is 5-15 microns.
6. The multilayer co-extruded pearlescent film according to claim 5, wherein: the transparent PET wear-resistant protective outer layer (3) is made of polyethylene glycol terephthalate material, and the thickness of the transparent PET wear-resistant protective outer layer (3) is 2-10 micrometers.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022006034.5U CN213441587U (en) | 2020-09-14 | 2020-09-14 | Multilayer co-extrusion pearlized film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022006034.5U CN213441587U (en) | 2020-09-14 | 2020-09-14 | Multilayer co-extrusion pearlized film |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213441587U true CN213441587U (en) | 2021-06-15 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022006034.5U Active CN213441587U (en) | 2020-09-14 | 2020-09-14 | Multilayer co-extrusion pearlized film |
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| Country | Link |
|---|---|
| CN (1) | CN213441587U (en) |
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2020
- 2020-09-14 CN CN202022006034.5U patent/CN213441587U/en active Active
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