CN219360527U

CN219360527U - Plastic film with tensile effect

Info

Publication number: CN219360527U
Application number: CN202222562545.4U
Authority: CN
Inventors: 曾令辉; 刘伟
Original assignee: Chongqing Lianzunbei Technology Co ltd
Current assignee: Chongqing Lianzunbei Technology Co ltd
Priority date: 2022-09-27
Filing date: 2022-09-27
Publication date: 2023-07-18
Anticipated expiration: 2032-09-27

Abstract

The utility model provides a plastic film with a tensile effect, which relates to the technical field of plastic films and comprises a rolling film cylinder, wherein a film body is wound on the outer wall of the rolling film cylinder, the film body is formed by extrusion molding of a plurality of composite film layers through an injection molding machine, one side of the film body is provided with a tensile layer, the other side of the film body is provided with a reinforcing layer, the tensile layer consists of a transparent polypropylene plastic film layer and a high-density polyethylene film, and the reinforcing layer consists of a polyvinylidene fluoride film and a transparent glass fiber plastic film layer.

Description

Plastic film with tensile effect

Technical Field

The utility model belongs to the technical field of plastic films, and particularly relates to a plastic film with a tensile effect.

Background

Plastic films are films made of polyvinyl chloride, polyethylene, polypropylene, polystyrene and other resins and used for packaging and as a film coating, the plastic packages and plastic package products occupy larger and larger portions in the market, in particular to composite plastic flexible packages, and the plastic films are widely applied to the fields of food, medicine, chemical industry and the like, are mainly extruded and molded by an injection molding machine and generally can be applied to different fields according to different materials.

Based on the above, the present inventors found that the following problems exist: the existing plastic film has poor tensile effect under the general condition, so that the plastic film is easy to pull, break and damage when being pulled, the service life of the plastic film is shortened, and meanwhile, the plastic film has poor high temperature resistance, so that the plastic film is easy to deform or even melt when encountering high temperature, and the service life of the plastic film is shortened.

Accordingly, the present utility model has been made in view of the above circumstances, and an object of the present utility model is to provide a plastic film having a tensile effect, which is more practical.

Disclosure of Invention

The utility model discloses a plastic film with a tensile effect, which is prepared by the following specific technical means:

the utility model provides a plastic film with tensile effect, includes a rolling film section of thick bamboo, the winding of rolling film section of thick bamboo outer wall has the film body, the film body passes through injection molding machine extrusion by multilayer composite film layer, one side of film body is equipped with the tensile layer, just the opposite side of film body is equipped with the enhancement layer, the tensile layer comprises transparent polypropylene plastic film layer and high density polyethylene film, the enhancement layer comprises polyvinylidene fluoride membrane and transparent glass fine plastic film layer.

Furthermore, one side of the polyvinylidene fluoride film is bonded with one side of the film body through an adhesive, and a transparent glass fiber plastic film layer is bonded on the other side of the polyvinylidene fluoride film, which is far away from the film body, through the adhesive.

Furthermore, one side of the high-density polyethylene film is bonded with the other side of the film body through an adhesive, and a transparent polypropylene plastic film layer is bonded on the other side of the high-density polyethylene film through the adhesive.

Further, the thickness of the tensile layer is the same as that of the reinforcing layer, and the thickness of the tensile layer and the reinforcing layer is smaller than the whole thickness of the film body.

Further, the thickness of the tensile layer and the reinforcing layer is 8-12 μm, and the thickness of the film body is 18-20 μm.

Compared with the prior art, the utility model has the following beneficial effects:

the polyvinylidene fluoride film 401 has weather resistance and high wear resistance, and can be applied to extreme weather such as high temperature, low temperature and the like; through the design of the transparent glass fiber plastic film layer 402, the glass fiber plastic film has good water resistance, moisture resistance and drought resistance; the overall glossiness of the plastic film can be enhanced by the design of the transparent polypropylene plastic film layer 301, so that the overall brightness of the plastic film can be improved; the design of the high-density polyethylene film 302 increases moisture resistance, heat resistance, oil resistance and chemical stability, and the overall tensile strength and high temperature resistance of the plastic film can be improved through the multilayer design, so that the plastic film can be suitable for being used in different environments.

Drawings

Fig. 1 is a schematic perspective view of a plastic film with tensile effect according to the present utility model.

Fig. 2 is a schematic view of the internal structure of a plastic film with tensile effect according to the present utility model.

Fig. 3 is a schematic view showing an internal structure of a tensile layer of a plastic film having a tensile effect according to the present utility model.

Fig. 4 is a schematic view showing an internal structure of a reinforcing layer of a plastic film having a tensile effect according to the present utility model.

In the figure, the correspondence between the component names and the drawing numbers is:

1. winding a film cylinder; 2. a film body; 3. a tensile layer; 4. a reinforcing layer; 301. a transparent polypropylene plastic film layer; 302. a high density polyethylene film; 401. polyvinylidene fluoride film; 402. transparent glass fiber plastic film layer.

Detailed Description

Embodiments of the present utility model are described in further detail below with reference to the accompanying drawings and examples. The following examples are illustrative of the utility model but are not intended to limit the scope of the utility model.

In the description of the present utility model, unless otherwise indicated, the meaning of "a plurality" is two or more; the terms "upper," "lower," "left," "right," "inner," "outer," "front," "rear," "head," "tail," and the like are used as an orientation or positional relationship based on that shown in the drawings, merely to facilitate description of the utility model and to simplify the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "connected," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Examples:

as shown in fig. 1 to 4:

the utility model provides a plastic film with a tensile effect, which comprises a rolling film cylinder 1, wherein a film body 2 is wound on the outer wall of the rolling film cylinder 1, the film body 2 is formed by extrusion molding of a plurality of composite film layers through an injection molding machine, one side of the film body 2 is provided with a tensile layer 3, the other side of the film body 2 is provided with a reinforcing layer 4, the tensile layer 3 consists of a transparent polypropylene plastic film layer 301 and a high-density polyethylene film 302, and the reinforcing layer 4 consists of a polyvinylidene fluoride film 401 and a transparent glass fiber plastic film layer 402.

The polyvinylidene fluoride film 401 is bonded to one side of the film body 2 through an adhesive, has weather resistance and high wear resistance, can be applied to extreme weather such as high and low temperature and the like through the polyvinylidene fluoride film 401, and has good water resistance, moisture resistance and drought resistance through the design of the transparent glass fiber plastic film layer 402, wherein the transparent glass fiber plastic film layer 402 is bonded to the other side of the polyvinylidene fluoride film 401, far away from the film body 2, through the adhesive.

Wherein, one side of the high-density polyethylene film 302 is bonded with the other side of the film body 2 through an adhesive, the design of the high-density polyethylene film 302 increases the moisture resistance, the heat resistance, the oil resistance and the chemical stability, and the other side of the high-density polyethylene film 302 is bonded with a transparent polypropylene plastic film layer 301 through the adhesive, and the design of the transparent polypropylene plastic film layer 301 can increase the overall glossiness of the muscle plastic film, so that the overall brightness of the plastic film is improved.

The thickness of the tensile layer 3 is the same as that of the reinforcing layer 4, and the thickness of the tensile layer 3 and the reinforcing layer 4 is smaller than the whole thickness of the film body 2.

Wherein the thickness of the tensile layer 3 and the reinforcing layer 4 is 8-12 μm, and the thickness of the film body 2 is 18-20 μm.

Specific use and action of the embodiment:

the plastic film has weather resistance and high wear resistance through the polyvinylidene fluoride film 401, and can be applied to extreme weather such as high temperature, low temperature and the like; through the design of the transparent glass fiber plastic film layer 402, the glass fiber plastic film has good water resistance, moisture resistance and drought resistance; the overall glossiness of the plastic film can be enhanced by the design of the transparent polypropylene plastic film layer 301, so that the overall brightness of the plastic film can be improved; the design of the high-density polyethylene film 302 increases moisture resistance, heat resistance, oil resistance and chemical stability, and the overall tensile strength and high temperature resistance of the plastic film can be improved through the multilayer design, so that the plastic film can be suitable for being used in different environments.

The embodiments of the utility model have been presented for purposes of illustration and description, and are not intended to be exhaustive or limited to the utility model in the form disclosed. Many modifications and variations will be apparent to those of ordinary skill in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

Claims

1. The utility model provides a plastic film with tensile effect, includes rolling film section of thick bamboo (1), its characterized in that: the winding film cylinder is characterized in that the film body (2) is wound on the outer wall of the winding film cylinder (1), the film body (2) is formed by extrusion molding of a plurality of layers of composite film layers through an injection molding machine, one side of the film body (2) is provided with a tensile layer (3), the other side of the film body (2) is provided with a reinforcing layer (4), the tensile layer (3) is formed by a transparent polypropylene plastic film layer (301) and a high-density polyethylene film (302), and the reinforcing layer (4) is formed by a polyvinylidene fluoride film (401) and a transparent glass fiber plastic film layer (402).

2. A plastic film having a tensile effect as defined in claim 1, wherein: one side of the polyvinylidene fluoride film (401) is bonded with one side of the film body (2) through an adhesive, and a transparent glass fiber plastic film layer (402) is bonded on the other side of the polyvinylidene fluoride film (401) far away from the film body (2) through the adhesive.

3. A plastic film having a tensile effect as defined in claim 1, wherein: one side of the high-density polyethylene film (302) is bonded with the other side of the film body (2) through an adhesive, and a transparent polypropylene plastic film layer (301) is bonded on the other side of the high-density polyethylene film (302) through the adhesive.

4. A plastic film having a tensile effect as defined in claim 1, wherein: the thickness of the tensile layer (3) is the same as that of the reinforcing layer (4), and the thickness of the tensile layer (3) and the reinforcing layer (4) is smaller than the whole thickness of the film body (2).

5. A plastic film having a tensile effect as defined in claim 1, wherein: the thickness of the tensile layer (3) and the reinforcing layer (4) is 8-12 mu m, and the thickness of the film body (2) is 18-20 mu m.