CN215555498U

CN215555498U - High-barrier packaging bag with aluminum-plated film

Info

Publication number: CN215555498U
Application number: CN202121700409.6U
Authority: CN
Inventors: 李忠先
Original assignee: Zhejiang Shijin Packing Co ltd
Current assignee: Zhejiang Shijin Packing Co ltd
Priority date: 2021-07-26
Filing date: 2021-07-26
Publication date: 2022-01-18
Anticipated expiration: 2031-07-26

Abstract

The utility model relates to the technical field of packaging bags, and discloses an aluminum-plated film high-barrier packaging bag which comprises a packaging bag body, wherein the packaging bag body comprises an outer layer and an inner layer, the bottom of the outer layer and the top of the inner layer are arranged, the outer layer comprises a wear-resistant layer, a waterproof layer and an anti-corrosion layer, the bottom of the wear-resistant layer and the top of the waterproof layer are arranged, the bottom of the waterproof layer and the top of the anti-corrosion layer are arranged, the inner layer comprises a heat-sealing layer, a core layer, a polyvinylidene chloride coating and a corona layer, the bottom of the heat-sealing layer and the top of the core layer are arranged, the bottom of the core layer and the top of the polyvinylidene chloride coating are arranged, the heat-sealing layer, the core layer, the polyvinylidene chloride coating and the corona layer are arranged, so that the convenient use effect is achieved, and the defects of the heat-sealing performance and the oxygen-blocking performance of the existing aluminum-plated film high-barrier packaging bag are overcome, leading to the problem of reduced use rate thereof.

Description

High-barrier packaging bag with aluminum-plated film

Technical Field

The utility model relates to the technical field of packaging bags, in particular to an aluminum-plated film high-barrier packaging bag.

Background

The packaging bags are used for packaging various articles, so that the goods are convenient to transport and easy to store in a production flow process and are widely used in daily life and industrial production, actual numbers show that 80% of used plastic bags are finally transported to a garbage piling field area to be treated like common garbage, only seven percent of plastic is recycled, the packaging bags are often divided into plastic packaging bags and composite packaging bags, and the aluminum-plated film type packaging bags are widely used in the composite packaging bags.

However, the existing aluminum-plated film high-barrier packaging bag has insufficient heat sealing performance and oxygen barrier capability, so that the use rate of the packaging bag is reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an aluminized film high-barrier packaging bag which achieves the purpose of convenience in use.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an aluminizer high separation nature wrapping bag, includes the wrapping bag body, the wrapping bag body is including skin and inlayer, the top setting of outer bottom and inlayer, it is outer including wearing layer, waterproof layer and corrosion resistant layer, the bottom of wearing layer and the top setting of waterproof layer, the bottom of waterproof layer and the top setting of corrosion resistant layer, the inlayer is including heat-seal layer, sandwich layer, polyvinylidene chloride coating and corona layer, the bottom of heat-seal layer and the top setting of sandwich layer, the bottom of sandwich layer and the top setting of polyvinylidene chloride coating, the bottom of polyvinylidene chloride coating and the top setting of corona layer.

Preferably, the wear-resistant layer is made of a silicon rubber material, and has a good wear-resistant effect.

Preferably, the outer surface of the waterproof layer is coated with waterproof paint to achieve the waterproof effect.

Preferably, the corrosion-resistant layer is made of an epoxy resin material, so that the corrosion resistance is improved.

Preferably, the heat-sealing layer is made of metallocene polyethylene material, and the sealing temperature of the heat-sealing layer is low and the heat-sealing window is wide, so that the aluminizer is suitable for high-speed automatic packaging.

Preferably, the core layer is made of an ethylene-vinyl alcohol copolymer material, which has a high barrier effect.

Preferably, the corona layer is formed by laminating a biaxially oriented polypropylene and a latticed metal layer, the biaxially oriented polypropylene film layer is a random copolymerization polypropylene film layer, and the latticed metal layer is a regular latticed or random latticed, so that the film has surface tension durability.

The utility model provides an aluminum-plated film high-barrier packaging bag. The method has the following beneficial effects:

(1) the anti-corrosion packaging bag is provided with the anti-wear layer, the waterproof layer and the anti-corrosion layer, wherein the anti-wear layer is made of a silicon rubber material and has a good anti-wear effect, the waterproof coating is coated on the outer surface of the waterproof layer to achieve the waterproof effect, and the anti-corrosion layer is made of an epoxy resin material, so that the anti-corrosion performance is improved, and the effects of wear resistance, water resistance and corrosion resistance of the packaging bag are achieved.

(2) The utility model achieves the effect of convenient use by arranging the heat sealing layer, the core layer, the vinylidene chloride coating and the corona layer, and solves the problem that the utilization rate of the existing aluminum-plated film high-barrier packaging bag is reduced due to the insufficient heat sealing performance and oxygen barrier capability.

Drawings

FIG. 1 is a view of the body of the package of the present invention;

FIG. 2 is a layered view of the package body of the present invention;

FIG. 3 is a layered view of the outer layer of the present invention;

fig. 4 is a layered view of an inner layer of the present invention.

In the figure: 1 packaging bag body, 2 outer layers, 3 inner layers, 201 wear-resistant layers, 202 waterproof layers, 203 corrosion-resistant layers, 301 heat-sealing layers, 302 core layers, 303 polyvinylidene chloride coatings and 304 corona layers.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the utility model and are not to be construed as limiting the utility model.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience in describing the utility model and to simplify the description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting of the utility model.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

As shown in fig. 1 to 4, the present invention provides a technical solution: an aluminized film high-barrier packaging bag comprises a packaging bag body 1, wherein the packaging bag body 1 comprises an outer layer 2 and an inner layer 3, the bottom of the outer layer 2 is arranged at the top of the inner layer 3, the outer layer 2 comprises an abrasion-resistant layer 201, a waterproof layer 202 and an anti-corrosion layer 203, the bottom of the abrasion-resistant layer 201 is arranged at the top of the waterproof layer 202, the bottom of the waterproof layer 202 is arranged at the top of the anti-corrosion layer 203, the abrasion-resistant layer 201 is made of a silicon rubber material and has a good abrasion-resistant effect, waterproof paint is coated on the outer surface of the waterproof layer 202 to achieve the waterproof effect, the anti-corrosion layer 203 is made of an epoxy resin material to improve the anti-corrosion property, the abrasion-resistant layer 201, the waterproof layer 202 and the anti-corrosion layer 203 are arranged, the abrasion-resistant layer 201 is made of a silicon rubber material and has a good abrasion-resistant effect, the waterproof paint is coated on the outer surface of the waterproof layer 202 to achieve the waterproof effect, the corrosion-resistant layer 203 is made of an epoxy resin material, the corrosion-resistant performance is improved, and the effect of enabling the packaging bag to have wear resistance, water resistance and corrosion resistance is achieved, the inner layer 3 comprises a heat-sealing layer 301, a core layer 302, a vinylidene chloride coating 303 and a corona layer 304, the bottom of the heat-sealing layer 301 is arranged on the top of the core layer 302, the bottom of the core layer 302 is arranged on the top of the vinylidene chloride coating 303, the bottom of the vinylidene chloride coating 303 is arranged on the top of the corona layer 304, the vinylidene chloride coating 303 is arranged, the comprehensive barrier performance and heat-sealing performance are achieved, the aluminizer can be protected from being damaged, the oxygen barrier performance, the moisture barrier performance and the odor barrier performance are effectively improved, the heat-sealing layer 301 is made of a metallocene polyethylene material, the core layer 302 is made of an ethylene-vinyl alcohol copolymer material, the corona layer 304 is formed by laminating a biaxially oriented polypropylene and a latticed metal layer, through setting up heat-seal layer 301, sandwich layer 302, vinylidene chloride coating 303 and corona layer 304, reached the effect of convenient to use, solved current aluminizer high barrier nature wrapping bag at heat sealability and separation oxygen ability not enough, lead to the problem that people reduced its rate of utilization.

When the corona-resistant packaging film is used, the heat-sealing layer 301 is made of a metallocene polyethylene material, the metallocene polyethylene material is adopted, the sealing temperature is low, the heat-sealing window is wide, the aluminizer is suitable for high-speed automatic packaging, the core layer 302 is made of an ethylene-vinyl alcohol copolymer material and has a high barrier effect, the polyvinylidene chloride coating 303 has comprehensive barrier performance and heat-sealing performance, the aluminizer can be protected from being damaged, the oxygen barrier performance, the moisture barrier performance and the odor barrier performance are effectively improved, the corona layer 304 is formed by laminating biaxially oriented polypropylene and a latticed metal layer, the biaxially oriented polypropylene film layer is a random copolymerized polypropylene film layer, and the latticed metal layer is a regular grid or a random grid, so that the film has surface tension durability.

In conclusion, by arranging the wear-resistant layer 201, the waterproof layer 202 and the corrosion-resistant layer 203, the wear-resistant layer 201 is made of a silicon rubber material and has a good wear-resistant effect, the waterproof coating is coated on the outer surface of the waterproof layer 202 to achieve a waterproof effect, and the corrosion-resistant layer 203 is made of an epoxy resin material, so that the corrosion-resistant performance is improved, and the effects of wear resistance, water resistance and corrosion resistance of the packaging bag are achieved.

Through setting up heat-seal layer 301, sandwich layer 302, vinylidene chloride coating 303 and corona layer 304, reached the effect of convenient to use, solved current aluminizer high barrier nature wrapping bag at heat sealability and separation oxygen ability not enough, lead to the problem that people reduced its rate of utilization.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the utility model. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides an aluminizer high barrier nature wrapping bag, includes wrapping bag body (1), its characterized in that: the packaging bag comprises a packaging bag body (1) and is characterized in that the packaging bag body (1) comprises an outer layer (2) and an inner layer (3), the bottom of the outer layer (2) is arranged at the top of the inner layer (3), the outer layer (2) comprises a wear-resistant layer (201), a waterproof layer (202) and an anti-corrosion layer (203), the bottom of the wear-resistant layer (201) is arranged at the top of the waterproof layer (202), the bottom of the waterproof layer (202) is arranged at the top of the anti-corrosion layer (203), the inner layer (3) comprises a heat-sealing layer (301), a core layer (302), a polyvinylidene chloride coating (303) and a corona layer (304), the bottom of the heat-sealing layer (301) is arranged at the top of the core layer (302), the bottom of the core layer (302) is arranged at the top of the polyvinylidene chloride coating (303), and the bottom of the polyvinylidene chloride coating (303) is arranged at the top of the corona layer (304).

2. The aluminized film high-barrier packaging bag according to claim 1, characterized in that: the wear resistant layer (201) is made of a silicone rubber material.

3. The aluminized film high-barrier packaging bag according to claim 1, characterized in that: and waterproof paint is coated on the outer surface of the waterproof layer (202).

4. The aluminized film high-barrier packaging bag according to claim 1, characterized in that: the corrosion-resistant layer (203) is made of an epoxy resin material.

5. The aluminized film high-barrier packaging bag according to claim 1, characterized in that: the heat-sealing layer (301) is made of a metallocene polyethylene material.

6. The aluminized film high-barrier packaging bag according to claim 1, characterized in that: the core layer (302) is made of an ethylene-vinyl alcohol copolymer material.

7. The aluminized film high-barrier packaging bag according to claim 1, characterized in that: the corona layer (304) is formed by laminating a biaxially oriented polypropylene and a cellular metal layer.