CN212097869U

CN212097869U - Composite PVC film

Info

Publication number: CN212097869U
Application number: CN202020421134.1U
Authority: CN
Inventors: 林婉盈
Original assignee: Yiwu Hengen Plastic Products Co ltd
Current assignee: Yiwu Hengen Plastic Products Co ltd
Priority date: 2020-03-28
Filing date: 2020-03-28
Publication date: 2020-12-08
Anticipated expiration: 2030-03-28

Abstract

The utility model discloses a compound PVC film aims at solving people when tearing the film open, because the reason of static, the film often can adsorb on hand, causes inconvenient problem. The key points of the technical scheme are as follows: the utility model provides a compound PVC film, includes the basic unit made by PVC, and one side of basic unit is equipped with antistatic coating through the spraying, and the opposite side fixedly connected with of basic unit is used for the inlayer of packing, and the carbon nanotube has been laid to the surface of inlayer towards basic unit one side. The utility model discloses a set up antistatic coating, inlayer and carbon nanotube, inlayer, basic unit adsorb on people's hand when avoiding the split.

Description

Composite PVC film

Technical Field

The utility model relates to a film technical field, more specifically say, it relates to a compound PVC film.

Background

PVC film, full name Polyvinylchlorid film. The main component is polyvinyl chloride, and other components are added to enhance the heat resistance, toughness, ductility and the like of the polyvinyl chloride, so that the polyvinyl chloride is a synthetic material which is popular and widely applied in the world nowadays.

In daily life, the film is widely applied to packaging, and when people detach the film, the film is often adsorbed on hands due to static electricity, so that inconvenience is caused.

Therefore, a new solution is needed to solve this problem.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a compound PVC film, through setting up antistatic coating, inlayer and carbon nanotube, inlayer, basic unit adsorb on people's hand when avoiding the split.

The above technical purpose of the present invention can be achieved by the following technical solutions: a composite PVC film, includes the basic unit made by PVC, its characterized in that: one side of basic unit is equipped with antistatic coating through the spraying, the opposite side fixedly connected with of basic unit is used for the inlayer of packing, carbon nanotube has been laid to the surface of inlayer towards basic unit one side.

Through adopting above-mentioned technical scheme, antistatic coating's setting can effectively prevent that the electric charge from piling up on the surface of basic unit to adsorb in the hand of people when avoiding splitting, carbon nanotube has excellent electrically conductive effect simultaneously, can lead the electric charge that basic unit side surface was kept away from to the inlayer to the basic unit, thereby the inlayer adsorbs in the hand of people when avoiding the split.

The utility model discloses further set up to: the inner layer is a polyethylene layer.

By adopting the technical scheme, the polyethylene has good chemical stability and can resist corrosion of most of acid and alkali.

The utility model discloses further set up to: and nano silicon dioxide is arranged inside the inner layer.

By adopting the technical scheme, the anti-aging, strength and chemical resistance of the inner layer are improved.

The utility model discloses further set up to: the surface of the inner layer, which is far away from one side of the base layer, is coated with a nano calcium carbonate layer.

By adopting the technical scheme, the bending strength and the bending elastic modulus of the inner layer are improved.

The utility model discloses further set up to: the surface of the nano calcium carbonate layer far away from one side of the base layer is provided with a plurality of dents arranged along the length direction.

Through adopting above-mentioned technical scheme, improve the roughness that basic unit side surface was kept away from on the nanometer calcium carbonate layer to frictional force between inlayer and the product when improving the packing avoids sliding behind the inlayer packing.

The utility model discloses further set up to: the antistatic coating is a thermoplastic elastomer with polyester as a soft segment and polyamide as a hard segment.

Through adopting above-mentioned technical scheme, have permanent antistatic effect.

To sum up, the utility model discloses following beneficial effect has:

through setting up antistatic coating, inlayer and carbon nanotube, inlayer, basic unit adsorb on people's hand when avoiding the split.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

In the figure: 1. a base layer; 2. an antistatic coating; 3. an inner layer; 4. a nano calcium carbonate layer; 5. and (6) indenting.

Detailed Description

In order to make the technical solutions of the present invention better understood, the following detailed description of the present invention is provided with reference to the accompanying drawings and specific embodiments, and it should be noted that the embodiments and features of the embodiments of the present invention can be combined with each other without conflict.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "provided", "sleeved/connected", "connected", and the like are to be understood in a broad sense, 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 invention can be understood in specific cases to those skilled in the art.

A composite PVC film, as shown in figure 1, comprises a base layer 1 made of PVC, wherein one side of the base layer 1 is provided with an antistatic coating 2 by spraying, the other side of the base layer 1 is fixedly connected with an inner layer 3 for packaging, the surface of the inner layer 3 facing one side of the base layer 1 is paved with carbon nano tubes, the antistatic coating 2 can effectively prevent charges from accumulating on the surface of the base layer 1, so that the charges are prevented from being adsorbed on the hand of a person during detachment, meanwhile, the carbon nano tubes have excellent conductive effect, the charges on the surface of the inner layer 3 far away from one side of the base layer 1 can be guided to the base layer 1, and the charges on the inner layer 3 are prevented from being adsorbed on the hand of;

the inner layer 3 is a polyethylene layer which has good chemical stability and can resist most of acid and alkali erosion, and the nano silicon dioxide is arranged in the inner layer 3, so that the ageing resistance, strength and chemical resistance of the inner layer 3 are improved; the surface of 1 one side of inlayer 3 keeping away from basic unit scribbles nanometer calcium carbonate layer 4, improve the bending strength and the bending elastic modulus of inlayer 3, the surface of 1 one side of basic unit is equipped with a plurality of indents 5 that set up along length direction on the nanometer calcium carbonate layer 4 keeping away from, improve the roughness on 1 one side surface of basic unit is kept away from on nanometer calcium carbonate layer 4, thereby frictional force between inlayer 3 and the product when improving the packing, slide after avoiding inlayer 3 packing, antistatic coating 2 is for using polyester as soft section, polyamide is the thermoplastic elastomer of hard section, permanent antistatic effect has.

The utility model discloses normal during operation, with inlayer 3 towards the product and pack, because the surface that nanometer calcium carbonate layer 4 kept away from 1 one side of basic unit is equipped with a plurality of indents 5 that set up along length direction, the roughness that 1 side surface of basic unit was kept away from to inlayer 3 has been improved, consequently, frictional force between inlayer 3 and the product when can improving the packing, slide after avoiding inlayer 3 packing, carbon nanotube has excellent electrically conductive effect simultaneously, can keep away from 1 side surface of basic unit's charge guide to basic unit 1 with inlayer 3, thereby inlayer 3 adsorbs when avoiding the split on people's hand, and antistatic coating 2's setting can effectively prevent that the charge from piling up at 1 surface of basic unit, thereby adsorb when avoiding the split on people's hand, can adopt the mode of bonding to connect between each layer during production.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. A composite PVC film comprising a base layer (1) made of PVC, characterized in that: one side of basic unit (1) is equipped with antistatic coating (2) through the spraying, the opposite side fixedly connected with of basic unit (1) is used for inlayer (3) of packing, carbon nanotube has been laid towards the surface of basic unit (1) one side in inlayer (3).

2. The composite PVC film according to claim 1, wherein: the inner layer (3) is a polyethylene layer.

3. The composite PVC film according to claim 1, wherein: and nano silicon dioxide is arranged inside the inner layer (3).

4. The composite PVC film according to claim 1, wherein: the surface of one side of the inner layer (3) far away from the base layer (1) is coated with a nano calcium carbonate layer (4).

5. The composite PVC film according to claim 4, wherein: the surface of the nano calcium carbonate layer (4) far away from one side of the base layer (1) is provided with a plurality of dents (5) arranged along the length direction.

6. The composite PVC film according to claim 1, wherein: the antistatic coating (2) is a thermoplastic elastomer with polyester as a soft segment and polyamide as a hard segment.