CN216330631U

CN216330631U - Anti-tearing PE film

Info

Publication number: CN216330631U
Application number: CN202122505209.1U
Authority: CN
Inventors: 王运林; 冯彩平; 王文哲
Original assignee: Wenzhou Zhongjian Thin Film Co ltd
Current assignee: Wenzhou Zhongjian Thin Film Co ltd
Priority date: 2021-10-15
Filing date: 2021-10-15
Publication date: 2022-04-19
Anticipated expiration: 2031-10-15

Abstract

The utility model discloses a tear-resistant PE film, which comprises a PE base layer, wherein the PE base layer is at least provided with two layers, a PVC film layer is arranged between the PE base layers, a rubber protective layer is arranged at the edge of the PE base layer, and the rubber protective layer is coated outside the PE base layer and the PVC film layer. The waterproof and fireproof PVC film has the characteristics of good rainproof, fireproof, antistatic and easy forming, and the waterproof and fireproof performances of the PE base layer when a product is wrapped can be further enhanced by arranging the PVC film layer between the PE base layers on the two sides; and through setting up the rubber protection layer at PE basic unit border, can further strengthen the tear strength of PE basic unit border department, played the effect of guard action to the border department of PE basic unit.

Description

Anti-tearing PE film

Technical Field

The utility model relates to the field of PE films, in particular to a tear-resistant PE film.

Background

The PE film is a macromolecular organic compound with the simplest structure, and is a macromolecular material which is widely applied in the world nowadays. The PE film is classified into a high density polyethylene protective film, a medium density polyethylene, and a low density polyethylene according to the difference in density, using a special Polyethylene (PE) plastic film as a base material. The PE protective film has the greatest advantages that the protected product is not polluted, corroded and scratched in the production, processing, transportation, storage and use processes, and the original bright and clean surface is protected.

Although the PE film in the related art has good moisture resistance and low moisture permeability, when the PE film is wrapped outside a product to realize transportation protection of the product, the PE film is very easy to tear due to external collision, especially at the edge of the PE film, once the edge of the PE film has a notch, the PE film is very easy to tear along the notch, and at this time, the torn PE film is difficult to wrap and protect the product.

SUMMERY OF THE UTILITY MODEL

In order to improve the problem that once the edge of the PE film has a notch, the PE film is very easy to tear along the notch, and the torn PE film is difficult to wrap and protect a product, the application provides the tear-resistant PE film.

The utility model provides a tear PE membrane, includes the PE basic unit, the PE basic unit has two-layer at least, be provided with the PVC thin layer between the PE basic unit, the border of PE basic unit is provided with the rubber protection layer, the rubber protection layer cladding is outside at PE basic unit and PVC thin layer.

By adopting the technical scheme, the PVC film layer has the characteristics of better rain resistance, fire resistance, static resistance and easiness in forming, and the waterproof and fire-resistant performances of the PE base layer when a product is wrapped can be further enhanced by arranging the PVC film layer between the PE base layers on the two sides; and through setting up the rubber protection layer at PE basic unit border, can further strengthen the tear strength of PE basic unit border department, played the guard action to PE basic unit's border department.

Optionally, the surface of the PVC film layer is provided with sawtooth grooves arranged in sequence, and the PE base layer is pressed on the groove walls of the sawtooth grooves.

Through adopting above-mentioned technical scheme, when compressing tightly the PE basic unit respectively in PVC thin layer both sides, the PE basic unit of both sides will compress tightly on the cell wall of sawtooth groove, through the mutual interlock of PE basic unit and PVC thin layer, can further strengthen tear strength between them, makes both difficult emergence separation.

Optionally, the rubber protection layers are symmetrically arranged on two sides of the PE base layer, two ends of each sawtooth groove extend towards the direction close to the adjacent rubber protection layers, and the rubber protection layers are connected with the groove walls of the sawtooth grooves.

By adopting the technical scheme, the rubber protective layers symmetrically arranged on the two sides of the PE base layer ensure that the PE base layer can be smoothly wound, and when the PE base layer is wound, the adverse effect of the rubber protective layers on the winding work of the PE base layer is reduced; the rubber protective layer is connected with the groove wall of the sawtooth groove, so that the condition that the PE base layer is easily torn by external force through two ends of the sawtooth groove can be prevented, and the tearing strength of the PE base layer is further improved.

Optionally, the surface of the rubber protective layer is provided with a sticky layer, and the surface of the sticky layer is provided with a seal strip.

Through adopting above-mentioned technical scheme, when needs wrap up the product, tear earlier the strip of paper used for sealing that glues glutinous layer surface, through setting up the glutinous layer that glues on rubber protective layer surface after that, enable the rubber protective layer more smoothly and convenient paste the surface at the product to the realization is with the stable and reliable parcel of PE basic unit in the product outside.

Optionally, the surface of the PE base layer is provided with a PET film layer.

Through adopting above-mentioned technical scheme, the PET film layer is the more comprehensive packaging film of a performance. The transparency is good and the gloss is good; the air tightness and the fragrance retention are good; moderate moisture resistance and reduced moisture permeability at low temperatures. The PET film has excellent mechanical performance, the toughness is the best of all thermoplastic plastics, and the tensile strength and the impact strength are much higher than those of the common films; and the product has good stiffness and stable size, and is suitable for secondary processing of printing, paper bags and the like. The PET film also has excellent heat resistance, cold resistance and good chemical resistance and oil resistance.

Optionally, the surface of the rubber protective layer is provided with an insertion block, and a side wall of the rubber protective layer, which is away from the insertion block, is provided with an insertion hole for inserting the insertion block.

Through adopting above-mentioned technical scheme, when PE basic unit winding when the product surface, through inserting the inserted block to the spliced eye that corresponds, through the grafting cooperation of inserted block and spliced eye, can realize carrying out the end to end fixed with the PE basic unit that is in the winding state to can improve the parcel effect of highway section PE basic unit to the product of jolting in the product transportation.

Optionally, the surface of the rubber protective layer is also provided with a jack for inserting the insert block, and the jack is located on the same side of the insert block.

By adopting the technical scheme, when a product needs to be wrapped by two layers of PE films, the product is placed on the lower layer of PE film, then the insert block on the upper layer of PE film is inserted into the insert hole on the lower layer of PE film in a manner of aligning to the insert hole on the lower layer of PE film, and the upper layer of PE film and the lower layer of PE film are connected by the inserting and matching of the insert block and the insert hole; the connection reliability of the two PE films is ensured.

Optionally, the number of the insertion holes is at least two, and the insertion holes are sequentially arranged along the length direction of the rubber protective layer.

Through adopting above-mentioned technical scheme, when wrapping up the product with single-layer PE membrane winding again, through inserting the inserted block to suitable spliced eye in to elasticity when can realizing adjusting the PE membrane parcel product is adjusted to suitable state through the elasticity with the PE membrane, and then enables the parcel state that the PE membrane reaches the preferred.

In summary, the present application includes at least one of the following beneficial technical effects:

the PVC film layer has the characteristics of good rain resistance, fire resistance, static resistance and easiness in forming, and the waterproof and fire-resistant performances of the PE base layer when a product is wrapped can be further enhanced by arranging the PVC film layer between the PE base layers on the two sides; and through setting up the rubber protection layer at PE basic unit border, can further strengthen the tear strength of PE basic unit border department, played the guard action to PE basic unit's border department.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 is a partial structural view showing the socket hole at the bottom of fig. 1.

Description of reference numerals:

1. a PE base layer; 2. a PVC film layer; 21. a sawtooth groove; 3. a rubber protective layer; 31. a sticky layer; 32. a seal; 33. inserting a block; 34. inserting holes; 35. a jack; 4. PET film layer.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses a tear-resistant PE film. Referring to fig. 1 and 2, the tear-resistant PE film includes a plurality of PE base layers 1, in this embodiment, the number of PE base layers 1 is two. Fixed bonding has PVC thin layer 2 between two-layer PE basic unit 1, and the fixed bonding in border department of PE basic unit 1 has rubber protective layer 3, and rubber protective layer 3 is used for protecting the border of PE basic unit 1.

As shown in fig. 1 and 2, the rubber protection layers 3 are symmetrically disposed on the left and right sides of the PE base layer 1, and the rubber protection layers 3 are coated outside the two PE base layers 1 and the PVC film layer 2. The surface integrated into one piece of PVC film layer 2 has the sawtooth groove 21 that is arranged in proper order, and the both ends of sawtooth groove 21 extend to the direction that is close to adjacent rubber protection layer 3 respectively to rubber protection layer 3 is connected fixedly with the cell wall of sawtooth groove 21. The PE base layers 1 positioned on the two sides of the PVC film layer 2 are respectively pressed on the groove walls of the sawtooth grooves 21.

As shown in fig. 1 and 2, an adhesive layer 31 is fixedly adhered to the surface of the rubber protective layer 3, and a seal 32 for covering the adhesive layer 31 is provided on the surface of the adhesive layer 31. When needs wrap up the product, tear earlier the strip of paper used for sealing 32 who glues layer 31 surface, through setting up the layer 31 that glues on 3 surfaces of rubber protection layer, enable the surface of pasting at the product of rubber protection layer 3 more smooth and convenient after that to the realization is with the stable and reliable parcel of PE basic unit 1 outside the product.

As shown in fig. 1 and 2, a PET film layer 4 is fixedly bonded to a side wall of the surface of the PE base layer 1 away from the PVC film layer 2, and the PET film layer 4 covers the surface of the PE base layer 1. The surface of the rubber protection layer 3 is integrally formed with an insertion block 33, and a sidewall of the rubber protection layer 3 departing from the insertion block 33 is provided with an insertion hole 34 for inserting the insertion block 33. The inserting holes 34 are arranged along the length direction of the rubber protective layer 3 at regular intervals in sequence.

As shown in fig. 1 and 2, the surface of the rubber protective layer 3 is also provided with insertion holes 35 for inserting the insertion blocks 33, the insertion holes 35 are located on the same side of the adjacent insertion blocks 33, and the insertion holes 35 are also uniformly arranged at intervals in sequence along the length direction of the rubber protective layer 3. When wrapping up the product with the individual layer PE membrane again, through inserting inserted block 33 to suitable spliced eye 34 in to the elasticity when can realize adjusting the PE membrane parcel product, through adjusting the elasticity of PE membrane to suitable state, and then enable the PE membrane and reach the parcel state of preferred.

The implementation principle of the tear-resistant PE film in the embodiment of the application is as follows:

PVC film layer 2 has the rain-proof of preferred, fire-resistant, antistatic and easy fashioned characteristics, through setting up PVC film layer 2 between the PE basic unit 1 of both sides to can further strengthen waterproof, the fire resistance of PE basic unit 1 when wrapping up the product. And through setting up the rubber protection layer 3 at PE basic unit 1 border, can further strengthen the tear strength of PE basic unit 1 border department, played the guard action to PE basic unit 1 border department.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A tear-resistant PE film comprises a PE base layer (1) and is characterized in that: PE basic unit (1) have two-layerly at least, be provided with PVC thin layer (2) between PE basic unit (1), the border of PE basic unit (1) is provided with rubber protection layer (3), rubber protection layer (3) cladding is outside in PE basic unit (1) and PVC thin layer (2).

2. A tear resistant PE film according to claim 1 wherein: the PVC film layer (2) surface is provided with sawtooth grooves (21) that are arranged in proper order, PE basic unit (1) compresses tightly on the cell wall of sawtooth groove (21).

3. A tear resistant PE film according to claim 2 wherein: the rubber protective layer (3) is symmetrically arranged on two sides of the PE base layer (1), two ends of the sawtooth groove (21) extend towards the direction close to the adjacent rubber protective layer (3), and the rubber protective layer (3) is connected with the groove wall of the sawtooth groove (21).

4. A tear resistant PE film according to claim 1 wherein: the surface of the rubber protective layer (3) is provided with a sticky layer (31), and the surface of the sticky layer (31) is provided with a seal (32).

5. A tear resistant PE film according to claim 1 wherein: the surface of the PE base layer (1) is provided with a PET film layer (4).

6. A tear resistant PE film according to claim 1 wherein: the surface of the rubber protective layer (3) is provided with an insertion block (33), and an insertion hole (34) for inserting the insertion block (33) is formed in the side wall of the rubber protective layer (3) deviating from the insertion block (33).

7. A tear resistant PE film according to claim 6, wherein: the surface of the rubber protective layer (3) is also provided with a jack (35) for inserting the plug block (33), and the jack (35) is positioned on the same side of the plug block (33).

8. A tear resistant PE film according to claim 6, wherein: the number of the inserting holes (34) is at least two, and the inserting holes (34) are sequentially arranged along the length direction of the rubber protective layer (3).