CN216473045U

CN216473045U - Stretch-proofing anti-tearing PET packaging film

Info

Publication number: CN216473045U
Application number: CN202123294151.7U
Authority: CN
Inventors: 李可凡
Original assignee: Laizhou Senjie Packaging Products Co ltd
Current assignee: Laizhou Senjie Packaging Products Co ltd
Priority date: 2021-12-26
Filing date: 2021-12-26
Publication date: 2022-05-10
Anticipated expiration: 2031-12-26

Abstract

The utility model discloses a stretch-proofing anti-tear PET packaging film relates to packaging film technical field. The anti-corrosion coating comprises a polylactic acid layer, wherein the right side of the polylactic acid layer is fixed with the left side of an anti-tearing layer, the polylactic acid layer and the anti-tearing layer are arrayed on a high-temperature-resistant layer, the polylactic acid layer and the anti-tearing layer are fixed on the high-temperature-resistant layer, the high-temperature-resistant layer is fixed with an aluminum foil layer, the polylactic acid layer is fixed with a sealing layer, a sticky layer is fixed on the sealing layer, the high-temperature-resistant layer comprises an insulating layer, a heat insulation layer and an anti-corrosion layer, the insulating layer is fixed with the polylactic acid layer, the insulating layer is fixed with the heat insulation layer, and the heat insulation layer is fixed with the anti-corrosion layer. This stretch-proofing anti-tear PET packaging film not only packing effect is superior to traditional packaging film to be favorable to ecological environment, can guarantee simultaneously that the packaging film has certain stretch-proofing effect when receiving to tear, thereby improve the bearing effect of packaging film, be favorable to ecological environment.

Description

Stretch-proofing anti-tearing PET packaging film

Technical Field

The utility model relates to a packaging film technical field specifically is a stretch-proofing anti-tear's PET packaging film.

Background

The PET film is a packaging film with relatively comprehensive performance, and has good transparency and luster; the air tightness and the fragrance retention are good; the moisture resistance is moderate, and the moisture permeability is reduced at low temperature; the PET film is excellent in mechanical properties, and its toughness is the best of all thermoplastics.

Through the retrieval, chinese patent with application number 202021876185.X discloses a stretch-proofing anti-tear PET packaging film, the device is through all setting up anti-tear layer at the both ends of polyethylene base layer, through the firm frame fixed connection with the V type structure in stable inslot, can play the supporting role to the viscidity granule, avoid at pulling in-process support bar deformation, improve stretch-proofing performance, through all setting up viscidity granule at the both ends of vertical support bar, can strengthen the viscidity viscose thickness between anti-tear layer and the polyethylene base layer through the viscidity granule, avoid using to drop, and strengthen its anti-tear performance, convenient to use.

This stretch-proofing anti-tear's PET packaging film is unfavorable for the degradation at the in-process that uses, uses for a long time to cause very big influence to ecological environment, is not conform to green's development theory.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a stretch-proofing anti-tear PET packaging film has solved the problem that above-mentioned background art provided.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: the PET packaging film comprises a polylactic acid layer, wherein the right side of the polylactic acid layer is fixed with the left side of a tearing-proof layer, the polylactic acid layer and the tearing-proof layer are arrayed on a high-temperature-resistant layer, the polylactic acid layer and the tearing-proof layer are both fixed on the high-temperature-resistant layer, the high-temperature-resistant layer is fixed with an aluminum foil layer, the polylactic acid layer is fixed with a sealing layer, and a sticky layer is fixed on the sealing layer.

Preferably, the high temperature resistant layer comprises an insulating layer, a heat insulating layer and an anti-corrosion layer, wherein the insulating layer is fixed with the polylactic acid layer, the insulating layer is fixed with the heat insulating layer, and the heat insulating layer is fixed with the anti-corrosion layer.

Preferably, the sealing layer comprises a water-resisting layer and a tensile-resistant layer, the water-resisting layer is fixed with the tensile-resistant layer, and the tensile-resistant layer is fixed on the polylactic acid layer and the anti-tearing layer.

Preferably, the insulating layer, the heat insulating layer and the anti-corrosion layer are fixed with the anti-tearing layer, and the insulating layer, the heat insulating layer, the anti-corrosion layer and the anti-tearing layer are arranged on the aluminum foil layer in an array manner.

(III) advantageous effects

The utility model provides a stretch-proofing anti-tear PET packaging film. The method has the following beneficial effects:

(1) this stretch-proofing anti-tear PET packaging film not only packing effect is superior to traditional packaging film to be favorable to ecological environment, can guarantee simultaneously that the packaging film has certain stretch-proofing effect when receiving to tear, thereby improve the bearing effect of packaging film, be favorable to ecological environment.

(2) This stretch-proofing anti-tear PET packaging film has certain waterproof and thermal-insulated effect, and the packaging film can not damage when using on the higher object of temperature, guarantees the life of packaging film, guarantees that the packaging film can use many times, has reduced resource consumption.

Drawings

FIG. 1 is a schematic view of the overall structure of the present invention;

in the figure: 1. a polylactic acid layer; 2. a tear resistant layer; 3. a high temperature resistant layer; 31. an insulating layer; 32. a thermal insulation layer; 33. an anti-corrosion layer; 4. an aluminum foil layer; 5. a sealing layer; 51. a water barrier layer; 52. a stretch resistant layer; 6. And (6) a sticky layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely 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, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, the present invention provides a technical solution: the utility model provides a stretch-proofing anti-tear PET packaging film, including polylactic acid layer 1, the right side on polylactic acid layer 1 is fixed with the left side on anti-tear layer 2, polylactic acid layer 1 and anti-tear layer 2 array are on high temperature resistant layer 3, can guarantee through polylactic acid layer 1, not only the packing effect is superior to traditional wrapping bag, and be favorable to ecological environment, cost greatly reduced in constantly improving, application prospect will be more and more wide later, polylactic acid layer 1 passes through anti-tear layer 2 simultaneously, can guarantee, anti-tear layer 2 has improved the stretch-proofing nature of whole packaging film, make packaging film can carry out repetitious usage, the consumption of resource has been reduced. And the polylactic acid layer 1 and the anti-tear layer 2 are both fixed on the high temperature resistant layer 3, the high temperature resistant layer 3 is fixed with the aluminum foil layer 4, the polylactic acid layer 1 is fixed with the sealing layer 5, and the adhesive layer 6 is fixed on the sealing layer 5.

In this embodiment, the high temperature resistant layer 3 includes an insulating layer 31, a thermal insulating layer 32 and an anti-corrosion layer 33, the insulating layer 31 is fixed with the polylactic acid layer 1, the insulating layer 31 is fixed with the thermal insulating layer 32, the thermal insulating layer 32 is fixed with the anti-corrosion layer 33, through the insulating layer 31, the thermal insulating layer 32 and the anti-corrosion layer 33, the insulating layer 31, the thermal insulating layer 32 and the anti-corrosion layer 33 are fixed with the anti-tear layer 2, and the insulating layer 31, the thermal insulating layer 32, the anti-corrosion layer 33 and the anti-tear layer 2 are arranged on the aluminum foil layer 4 in an array form, through the mutual cooperation of the insulating layer 31, the thermal insulating layer 32, the anti-corrosion layer 33, the aluminum foil layer 4 and the anti-tear layer 2, it is ensured that the packaging film can have certain thermal insulation, insulation and anti-corrosion functions, and can adapt to the stretching of the packaging film at the same time, the service lives of the thermal insulation, the anti-corrosion functions of the insulation, and the anti-corrosion functions of the packaging film are ensured, thereby improving the service life of the packaging film.

In this embodiment, sealing layer 5 includes water barrier 51 and stretch-proofing layer 52, and water barrier 51 is fixed with stretch-proofing layer 52, and stretch-proofing layer 52 is fixed on polylactic acid layer 1 and tear-proofing layer 2, through mutually supporting of water barrier 51 and stretch-proofing layer 52, when making the packaging film have waterproof performance, has stretch-proofing effect to the life of packaging film has been improved.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A stretch-proofing tear-proof PET packaging film includes polylactic acid layer (1), its characterized in that: the right side on polylactic acid layer (1) is fixed with the left side on anti-tear layer (2), polylactic acid layer (1) and anti-tear layer (2) array are on high temperature resistant layer (3), and polylactic acid layer (1) and anti-tear layer (2) are all fixed on high temperature resistant layer (3), high temperature resistant layer (3) are fixed with aluminium foil layer (4), polylactic acid layer (1) is fixed with sealing layer (5), be fixed with on sealing layer (5) and glue glutinous layer (6).

2. The stretch-resistant tear-resistant PET packaging film according to claim 1, wherein: the high-temperature-resistant layer (3) comprises an insulating layer (31), a heat insulating layer (32) and an anti-corrosion layer (33), wherein the insulating layer (31) is fixed with the polylactic acid layer (1), the insulating layer (31) is fixed with the heat insulating layer (32), and the heat insulating layer (32) is fixed with the anti-corrosion layer (33).

3. The stretch-resistant tear-resistant PET packaging film according to claim 1, wherein: the sealing layer (5) comprises a water-resisting layer (51) and a tensile-resistant layer (52), the water-resisting layer (51) is fixed with the tensile-resistant layer (52), and the tensile-resistant layer (52) is fixed on the polylactic acid layer (1) and the anti-tearing layer (2).

4. The stretch-resistant tear-resistant PET packaging film of claim 2, wherein: the insulation layer (31), the heat insulation layer (32) and the anti-corrosion layer (33) are fixed with the anti-tearing layer (2), and the insulation layer (31), the heat insulation layer (32), the anti-corrosion layer (33) and the anti-tearing layer (2) are arranged on the aluminum foil layer (4) in an array shape.