CN216231081U

CN216231081U - Tube drawing film

Info

Publication number: CN216231081U
Application number: CN202122156002.8U
Authority: CN
Inventors: 周建成
Original assignee: Guangdong Zhaomei New Material Technology Co ltd
Current assignee: Guangdong Zhaomei New Material Technology Co ltd
Priority date: 2021-09-08
Filing date: 2021-09-08
Publication date: 2022-04-08
Anticipated expiration: 2031-09-08

Abstract

The utility model discloses a pipe drawing film which sequentially comprises a first PE material layer, a first adhesive layer, an aluminum foil layer, a second adhesive layer, an aluminized PET material layer, a third adhesive layer and a second PE material layer from bottom to top; the first PE material layer and the aluminum foil layer are bonded together through a first adhesive layer, the aluminum foil layer and the aluminum-plated PET material layer are bonded together through a second adhesive layer, and the aluminum-plated PET material layer and the second PE material layer are bonded together through a third adhesive layer; the aluminized PET material layer comprises a PET material base layer, and a metal aluminum layer is plated on the upper side of the PET material base layer. The utility model has the advantages of good heat sealing performance, high barrier property, strong corrosion resistance, strong toughness, good stiffness and excellent surface brightness.

Description

Tube drawing film

Technical Field

The utility model relates to a tube drawing film.

Background

At present, toothpaste products such as toothpaste, cream cosmetics, pharmaceutical creams and the like are required to be contained in a tubular shell, the tubular shell is formed by drawing a tube and drawing a tube, and patterns and characters are printed outside the formed tubular shell, or a color layer is transferred, or gold stamping is performed, or other color films are covered, so that the outside of the tubular shell presents beautiful colors and characters. In the prior art, the main body layer of the tube drawing film is a metal aluminum layer, and the tube drawing film has the characteristics of good stiffness and barrier property, but the tube drawing film in the prior art still has the following problems: the heat sealing performance is poor, the barrier property needs to be further improved, the corrosion resistance is not strong enough, the toughness is not strong enough, and the surface brightness is poor.

SUMMERY OF THE UTILITY MODEL

The technical problem to be solved by the utility model is to provide a tube drawing film with good heat sealing performance, high barrier property, strong corrosion resistance, strong toughness, good stiffness and excellent surface brightness according to the defects of the prior art.

In order to solve the technical problems, the technical scheme of the utility model is as follows: a tube drawing film sequentially comprises a first PE material layer, a first adhesive layer, an aluminum foil layer, a second adhesive layer, an aluminized PET material layer, a third adhesive layer and a second PE material layer from bottom to top; the first PE material layer and the aluminum foil layer are bonded together through a first adhesive layer, the aluminum foil layer and the aluminum-plated PET material layer are bonded together through a second adhesive layer, and the aluminum-plated PET material layer and the second PE material layer are bonded together through a third adhesive layer; the aluminized PET material layer comprises a PET material base layer, and a metal aluminum layer is plated on the upper side of the PET material base layer.

Preferably, the thickness of the first PE material layer is 90-100 μm, the thickness of the first adhesive layer is 2-3 μm, the thickness of the aluminum foil layer is 10-14 μm, the thickness of the second adhesive layer is 2-3 μm, the thickness of the aluminum-plated PET material layer is 10-14 μm, the thickness of the third adhesive layer is 2-3 μm, and the thickness of the second PE material layer is 75-85 μm.

Preferably, the second PE material layer is a highly transparent PE material layer.

The utility model has the beneficial effects that: firstly, the lowest layer is the first PE material layer, and the uppermost layer is the second PE material layer, so that the heat sealing property, the barrier property and the corrosion resistance are very good; secondly, the first PE material layer is bonded with the aluminum foil layer through the first adhesive layer, so that the aluminum foil layer has better stiffness and barrier property; the aluminum foil layer is bonded with the aluminum-plated PET material layer through the second adhesive layer, the aluminum-plated PET material layer comprises a PET material base layer, a metal aluminum layer is plated on the upper side of the PET material base layer, the PET material base layer has very good toughness, the transparency is good, the gloss and the air tightness are good, the metal aluminum layer plated on the PET material base layer has extremely high surface brightness, and after the second PE material layer is covered with the pattern color layer, the metal aluminum layer plated on the PET material base layer can perfectly support the pattern color on the second PE material layer. In addition, in a preferred mode of the utility model, the optimal thickness ranges of the first PE material layer, the first adhesive layer, the aluminum foil layer, the second adhesive layer, the aluminum-plated PET material layer, the third adhesive layer and the second PE material layer are limited, so that the heat sealing performance, the barrier performance, the corrosion resistance, the toughness, the stiffness and the surface brightness of the tube drawing film can be ensured to achieve the optimal effect; the second PE material layer is a high-transparency PE material layer, so that the metal aluminum layer plated on the PET material base layer can be better displayed outside, and meanwhile, the second PE material layer is sealed on the aluminum-plated PET material layer, so that the aluminum-plated PET material layer can be prevented from being oxidized and discolored.

Drawings

FIG. 1 is a view showing a layer structure of a stent film.

Fig. 2 is a view showing a structure of a toothpaste tube-shaped casing manufactured by using the pulling film of the present invention.

In the figure: 100. drawing the tube film; 1. a first PE material layer; 2. a first adhesive layer; 3. an aluminum foil layer; 4. a second adhesive layer; 5. an aluminum-plated PET material layer; a PET material base layer; 52. a metallic aluminum layer; 6. a third adhesive layer; 7. a second layer of PE material.

Detailed Description

The structural and operational principles of the present invention are explained in further detail below with reference to the accompanying drawings.

As shown in fig. 1, the present invention is a tube drawing film 100, which comprises, from bottom to top, a first PE (polyethylene) material layer 1, a first adhesive layer 2, an aluminum foil layer 3, a second adhesive layer 4, an aluminum-plated PET (polyester resin) material layer 5, a third adhesive layer 6, and a second PE material layer 7; the first PE material layer 1 and the aluminum foil layer 3 are bonded together through a first adhesive layer 2, the aluminum foil layer 3 and the aluminum-plated PET material layer 5 are bonded together through a second adhesive layer 4, and the aluminum-plated PET material layer 5 and the second PE material layer 7 are bonded together through a third adhesive layer 6; the aluminum-plated PET material layer 5 includes a PET material base layer 51, and a metal aluminum layer 52 is plated on the upper side of the PET material base layer 51. The first PE material layer 1 and the second PE material layer 7 of the utility model have very good heat sealability, barrier properties and corrosion resistance; the aluminum foil layer 3 has good stiffness and barrier property; the aluminum-plated PET material layer 5 of the present invention includes a PET material base layer 51, the upper side of the PET material base layer 51 is plated with a metal aluminum layer 52, the PET material base layer 51 has excellent toughness, good transparency, gloss and good air tightness, the metal aluminum layer 52 plated on the PET material base layer 51 has extremely high surface brightness, and after a pattern color layer (not shown in the figure) is covered on the second PE material layer 7, the metal aluminum layer 52 plated on the PET material base layer 51 can perfectly support the pattern color on the second PE material layer 7.

As shown in FIG. 1, the thickness of the first PE material layer 1 is 90-100 μm, preferably 95 μm; the thickness of the first adhesive layer 2 is 2-3 μm, preferably 2.5 μm; the thickness of the aluminum foil layer 3 is 10-14 μm, and preferably 12 μm; the thickness of the second adhesive layer 4 is 2-3 μm, preferably 2.5 μm; the thickness of the aluminized PET material layer 5 is 10-14 mu m, and preferably 12 mu m; the thickness of the third adhesive layer 6 is 2-3 μm, preferably 2.5 μm; the thickness of the second PE material layer 7 is 75-85 μm, and preferably 80 μm. The thickness range can ensure that the heat sealing performance, the barrier performance, the corrosion resistance, the toughness, the stiffness and the surface brightness of the tube drawing film achieve the best effect.

As shown in fig. 1, the second PE material layer 7 is a highly transparent PE material layer. The high transparent PE material layer enables the metal aluminum layer 52 plated on the PET material base layer 51 to be better displayed outside, and meanwhile, the second PE material layer 7 is sealed on the aluminum-plated PET material layer 5, so that the aluminum-plated PET material layer 5 can be prevented from being oxidized and discolored.

As shown in fig. 2, the toothpaste tube-shaped casing is a structure diagram of a toothpaste tube-shaped casing, and the toothpaste tube-shaped casing is made of the tube drawing film 100, and has good heat sealing performance, barrier performance, corrosion resistance, toughness, stiffness and surface brightness.

The above description is only a preferred embodiment of the present invention, and all the minor modifications, equivalent changes and modifications made to the above embodiment according to the technical solution of the present invention are within the scope of the technical solution of the present invention.

Claims

1. A tube drawing film is characterized in that: the first PE material layer, the first adhesive layer, the aluminum foil layer, the second adhesive layer, the aluminum-plated PET material layer, the third adhesive layer and the second PE material layer are sequentially arranged from bottom to top; the first PE material layer and the aluminum foil layer are bonded together through a first adhesive layer, the aluminum foil layer and the aluminum-plated PET material layer are bonded together through a second adhesive layer, and the aluminum-plated PET material layer and the second PE material layer are bonded together through a third adhesive layer; the aluminized PET material layer comprises a PET material base layer, and a metal aluminum layer is plated on the upper side of the PET material base layer.

2. The tube drawing film according to claim 1, wherein: the thickness of the first PE material layer is 90-100 mu m, the thickness of the first adhesive layer is 2-3 mu m, the thickness of the aluminum foil layer is 10-14 mu m, the thickness of the second adhesive layer is 2-3 mu m, the thickness of the aluminized PET material layer is 10-14 mu m, the thickness of the third adhesive layer is 2-3 mu m, and the thickness of the second PE material layer is 75-85 mu m.

3. The tube drawing film according to claim 2, wherein: the thickness of the first PE material layer is 95 micrometers, the thickness of the first adhesive layer is 2.5 micrometers, the thickness of the aluminum foil layer is 12 micrometers, the thickness of the second adhesive layer is 2.5 micrometers, the thickness of the aluminized PET material layer is 12 micrometers, the thickness of the third adhesive layer is 2.5 micrometers, and the thickness of the second PE material layer is 80 micrometers.

4. The tube drawing film according to claim 1, wherein: the second PE material layer is a high-transparency PE material layer.