CN212979430U

CN212979430U - Packaging film with good toughness

Info

Publication number: CN212979430U
Application number: CN202021460669.6U
Authority: CN
Inventors: 叶淑珍
Original assignee: Zhejiang Yongming Plastic Packaging Co ltd
Current assignee: Zhejiang Yongming Plastic Packaging Co ltd
Priority date: 2020-07-22
Filing date: 2020-07-22
Publication date: 2021-04-16
Anticipated expiration: 2030-07-22

Abstract

The utility model discloses a packaging film that toughness is good, including the substrate layer, the enhancement layer is scribbled in the outside of substrate layer, the outside of enhancement layer is glued through polyurethane and is had the tensile layer, the tensile layer includes china-hemp fiber layer and polyester fiber layer, the outside of tensile layer is glued through polyurethane and is had antibiotic layer, antibiotic layer includes silver-plated fiber layer and bamboo fiber layer, the enhancement layer includes epoxy coal pitch anticorrosive coating, and the thickness of enhancement layer is the one to one quintupling at zero point of substrate layer thickness, the polyester fiber level is in the outside of enhancement layer. The utility model discloses an effect on tensile layer, under the cooperation on china-hemp fiber layer and polyester fiber layer for this packaging film has possessed the tensile ability of double-layer material, has reached the effectual purpose of tensile, and it is poor to have solved current packaging film stretch-proofing effect, can't satisfy people's user demand, has restricted the problem of its development and popularization.

Description

Packaging film with good toughness

Technical Field

The utility model relates to a packaging film technical field specifically is a good packaging film of toughness.

Background

The packaging film is mainly formed by the mixed extrusion of several kinds of different grades of polyethylene resin, has anti puncture, and super strength high performance twines the packing to the goods of stacking on the layer board, makes the packing material more firm clean and tidy, and superstrong waterproof effect is used widely in trades such as export, papermaking, five metals, plastics chemical industry, building materials and food and medicine.

The applicant finds that at least the following technical problems exist in the prior art: the existing packaging film is poor in stretch-resistant effect, cannot meet the use requirements of people, and limits the development and popularization of the packaging film, so that the packaging film with good toughness is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a good packaging film of toughness to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the packaging film with good toughness comprises a base material layer, wherein an enhancement layer is coated on the outer side of the base material layer, a tensile layer is bonded on the outer side of the enhancement layer through polyurethane glue, the tensile layer comprises a hemp fiber layer and a polyester fiber layer, an antibacterial layer is bonded on the outer side of the tensile layer through the polyurethane glue, and the antibacterial layer comprises a silver-plated fiber layer and a bamboo fiber layer.

Preferably, the reinforcing layer comprises an epoxy coal tar pitch anti-corrosive coating, and the thickness of the reinforcing layer is zero point one to zero point one five times the thickness of the base material layer.

Preferably, the polyester fiber layer is positioned on the outer side of the reinforcing layer, and the hemp fiber layer is positioned on the outer side of the polyester fiber layer.

Preferably, the bamboo fiber layer is located on the outer side of the tensile layer, and the silver-plated fiber layer is located on the outer side of the bamboo fiber layer.

Preferably, the thickness of the antibacterial layer is two to three times of zero point of the thickness of the base material layer, and the thickness of the tensile layer is two eight to three nine times of zero point of the thickness of the base material layer.

Compared with the prior art, the beneficial effects of the utility model are as follows:

1. the utility model discloses an effect on tensile layer, under the cooperation on china-hemp fiber layer and polyester fiber layer for this packaging film has possessed the tensile ability of double-layer material, has reached the effectual purpose of tensile, and it is poor to have solved current packaging film stretch-proofing effect, can't satisfy people's user demand, has restricted the problem of its development and popularization.

2. The utility model discloses an effect on antibiotic layer is under the effect on silver-plated fibrous layer and bamboo fibrous layer for this packaging film has possessed the ability of double-deck antibiotic protection, has reached the effectual purpose of antibiotic, through the effect of enhancement layer, has improved the corrosion resisting property of this packaging film, makes it possess better market competition.

Drawings

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

FIG. 2 is a schematic view of the structure of the tensile layer of the present invention;

fig. 3 is a schematic view of the structure of the antibacterial layer of the present invention.

In the figure: 1. a substrate layer; 2. an enhancement layer; 3. a tensile layer; 31. a hemp fiber layer; 32. a polyester fiber layer; 4. an antimicrobial layer; 41. a silver-plated fiber layer; 42. a bamboo fiber 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.

In the description of the application, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present application can be understood in a specific case by those of ordinary skill in the art.

The utility model discloses a substrate layer 1, enhancement layer 2, tensile layer 3, china-hemp fibrous layer 31, polyester fiber layer 32, antibiotic layer 4, silver-plated fibrous layer 41 and bamboo fibrous layer 42 part are the parts that general standard spare or technical staff in the field know, and its structure and principle all can learn through the technical manual or learn through conventional experimental method for this technical staff.

Referring to fig. 1-3, a packaging film with good toughness comprises a substrate layer 1, a reinforcing layer 2 is coated on the outer side of the substrate layer 1, the reinforcing layer 2 comprises an epoxy coal pitch anticorrosive coating, the thickness of the reinforcing layer 2 is one to five times of the thickness of the substrate layer 1, the corrosion resistance of the packaging film is improved through the action of the reinforcing layer 2, so that the packaging film has better market competitiveness, a tensile layer 3 is bonded on the outer side of the reinforcing layer 2 through polyurethane glue, the tensile layer 3 comprises a hemp fiber layer 31 and a polyester fiber layer 32, the polyester fiber layer 32 is located on the outer side of the reinforcing layer 2, the hemp fiber layer 31 is located on the outer side of the polyester fiber layer 32, and under the cooperation of the hemp fiber layer 31 and the polyester fiber layer 32, the packaging film has the tensile capability of a double-layer material through the action of the tensile layer 3, so that the purpose of good tensile effect is achieved, the outside of tensile layer 3 is through polyurethane glue bonding have antibiotic layer 4, antibiotic layer 4's thickness is two to three times at zero point of 1 thickness of substrate layer, tensile layer 3's thickness is two eight to three nine times at zero point of 1 thickness of substrate layer, antibiotic layer 4 includes silver-plated fibrous layer 41 and bamboo fibrous layer 42, bamboo fibrous layer 42 is located tensile layer 3's the outside, silver-plated fibrous layer 41 is located bamboo fibrous layer 42's the outside, effect through antibiotic layer 4, under silver-plated fibrous layer 41 and bamboo fibrous layer 42's effect, make this packaging film possess the ability of double-deck antibiotic protection, the effectual purpose of antibiotic has been reached.

During the use, through the effect of tensile layer 3, under the cooperation of china-hemp fiber layer 31 and polyester fiber layer 32, make this packaging film possess the tensile ability of double-deck material, reached the effectual purpose of tensile, it is poor to have solved the tensile effect of current packaging film, can't satisfy people's user demand, the problem of its development and popularization has been restricted, through the effect of antibiotic layer 4, under the effect of silvering fibrous layer 41 and bamboo fibrous layer 42, make this packaging film possess the ability of double-deck antibiotic protection, the effectual purpose of antibiotic has been reached, through the effect of enhancement layer 2, the corrosion resisting property of this packaging film has been improved, make it possess better market competition.

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. The utility model provides a good packaging film of toughness, includes substrate layer (1), its characterized in that: the outer side of the base material layer (1) is coated with an enhancement layer (2), the outer side of the enhancement layer (2) is bonded with a tensile layer (3) through polyurethane glue, the tensile layer (3) comprises a hemp fiber layer (31) and a polyester fiber layer (32), the outer side of the tensile layer (3) is bonded with an antibacterial layer (4) through polyurethane glue, and the antibacterial layer (4) comprises a silver-plated fiber layer (41) and a bamboo fiber layer (42).

2. The tough packaging film according to claim 1, wherein: the enhancement layer (2) comprises an epoxy coal tar pitch anticorrosive coating, and the thickness of the enhancement layer (2) is one zero point to five times of the thickness of the base material layer (1).

3. The tough packaging film according to claim 1, wherein: the polyester fiber layer (32) is positioned on the outer side of the reinforcing layer (2), and the hemp fiber layer (31) is positioned on the outer side of the polyester fiber layer (32).

4. The tough packaging film according to claim 1, wherein: the bamboo fiber layer (42) is located on the outer side of the tensile layer (3), and the silver-plated fiber layer (41) is located on the outer side of the bamboo fiber layer (42).

5. The tough packaging film according to claim 1, wherein: the thickness of the antibacterial layer (4) is two to three times of zero point of the thickness of the base material layer (1), and the thickness of the tensile layer (3) is two eight to three nine times of zero point of the thickness of the base material layer (1).