CN207224755U

CN207224755U - Packaging material

Info

Publication number: CN207224755U
Application number: CN201720116598.XU
Authority: CN
Inventors: 陈苏; 陈奋策
Original assignee: Individual
Current assignee: Individual
Priority date: 2016-10-12
Filing date: 2017-02-08
Publication date: 2018-04-13
Anticipated expiration: 2027-02-08

Abstract

The utility model is a kind of packaging material.It includes carrier layer and the separation layer positioned at carrier layer inner surface, and the separation layer is nano oxidized silicon thin film.The utility model has the advantage of：1st, relatively existing packaging material, for the material of same use, the film (polymeric layer) of one layer of innermost layer is at least lacked, so that its overall production technology is more simple, on the other hand, aluminium film replaces with the film of nano oxidized silicon thin film and the innermost layer lacked, can reduce the production cost of packaging material.2nd, aluminium film is replaced with into environment amenable nano oxidized silicon thin film, it is possible to increase the degradation capability of packaging material, and the product after degraded is free from environmental pollution.

Description

Packaging material

Technical field

It the utility model is related to a kind of packaging material.

Background technology

Tradition mainstream packaging material is packed using the aluminium film or aluminizer of overlay film mostly now, i.e., in aluminium film at least One side is covered with one layer of polymeric layer, such as polyethylene, polystyrene, polypropylene etc., so on the one hand can pass through polymer Layer isolation food, on the other hand increases aluminium film strength, improves its tear-resistant degree；

Such as traditional liquid packaging, the Lile packaging used more, Lile packaging from outside to inside be respectively polyethylene, cardboard, Polyethylene, aluminium foil, at least layer of polyethylene, the wherein polyethylene layer of outer layer can be used for increasing the intensity of ply of board, play again Tear-resistant effect, cardboard plays moulding effect, and aluminium foil plays barriering effect, and the polyethylene of internal layer can play guarantor Protect aluminium film and tear-resistant, waterproof effect.

Packaging solid food packaging material, such as the various kinds of foods such as packaging oatmeal, grilled fish are said for another example, are utilized in aluminium film Two sides are all covered with layer of polyethylene, and the polyethylene of wherein internal layer plays waterproof and tear-resistant effect, and the polyethylene of outer layer rises Iris action is played to protection aluminium film and tear-resistant effect, aluminium film.

The also packaging of capsule, the diaphragm seal at its back side are usually that the protection of polychloroethylene film internal layer membrane is covered with the inside of aluminium film Aluminium film and tear-resistant, waterproof；

Also there are following manner of packing at this stage：Packed pasturising milk, using polyethylene film+pellumina+poly- The packaging material of ethene；

Can be seen that existing mainstream packaging material according to above-mentioned file uses aluminium film being used as main material more Journey, the inner side of aluminium film will be covered with one layer of polymeric layer to play the role of waterproof, tear-proof.This also causes the use of aluminium at this stage Measure it is increasing,

But using aluminium film, there are following problem；

1st, the problem of packaging material is due to production technology and own material, its cost is higher.

2nd, the internal layer of this packaging material is aluminium, and this metal layer is not degradable, currently without more preferable method of destruction, is made Into packaging waste material is discarded in certain areas, pile up like a mountain.If things go on like this, once metallics, which permeates the ground, influences whether underground water Water quality, infiltration soil can influence soil property.Because the stacking point of this kind of rubbish is often rural area or rurbania area, it is contaminated Water and soil can pollute crops, livestock again, be finally compromised human health.

The content of the invention

The purpose of this utility model is to provide a kind of packaging material.

The purpose of this utility model is achieved through the following technical solutions：It includes carrier layer and positioned at carrier layer inner surface Separation layer, the separation layer is nano oxidized silicon thin film；Carrier layer as nano oxidized silicon thin film substrate and play Tear-resistant, waterproof effect.

Further：Supporting layer is additionally provided with the outer surface of carrier layer.

Further：Tear-resistant layer is additionally provided with the outer surface of supporting layer, can also play the effect of waterproof.

Wherein：The carrier layer is polyethylene, polyvinyl chloride, polystyrene, polypropylene or makrolon.The support Layer is cardboard or hard plastic.The tear-resistant layer is polyethylene, polyvinyl chloride, polystyrene, polypropylene or makrolon.

The nano oxidized silicon film thickness 20-100nm；The transmitance of oxygen is less than 4ml/m²/24h；Vapor it is saturating Cross rate and be less than 10g/m²/24h。

For the prior art, the utility model has the advantage of：

1st, relatively existing packaging material, for the material of same use, has at least lacked the film of one layer of innermost layer (polymeric layer) so that its overall production technology is more simple, and on the other hand, aluminium film replaces with nano oxidized silicon thin film and lacks The film of few innermost layer, can reduce the production cost of packaging material.

2nd, aluminium film is replaced with into environment amenable nano oxidized silicon thin film, it is possible to increase the degradation capability of packaging material, And the product after degrading is free from environmental pollution.

Brief description of the drawings

Fig. 1 is a kind of structure diagram of embodiment of the utility model.

Fig. 2 is the structure diagram of the utility model another kind embodiment.

Fig. 3 is the structure diagram of the third embodiment of the utility model.

Label declaration：1. separation layer, 2. carrier layers, 3. supporting layers, 4 tear-resistant layers.

Embodiment

The utility model content is described in detail with reference to Figure of description and embodiment：

Embodiment 1：As shown in Figure 1：It includes carrier layer 2 and the separation layer 1 positioned at 2 inner surface of carrier layer, described Separation layer 1 is nano oxidized silicon thin film.Wherein, the carrier layer for polyethylene, polyvinyl chloride, polystyrene, polypropylene or Makrolon.Can be thin film or multilayer what deserves to be explained is when carrier layer here uses the film of above-mentioned material Film superposition is formed.Similarly, nano oxidized silicon thin film can also be that the superposition of one or more layers film is formed.

Different from the packaging of existing mainstream, the type packaging is directly directly to connect nano oxidized silicon thin film and thing to be packaged Touch, and the packaging of existing mainstream needs be covered with layer of polyethylene film (food) or polyvinyl chloride (capsule bag in aluminium film internal layer Dress), for waterproof.Since nano oxidized silicon thin film has barrier, waterproof effect well in itself, with traditional packaging material phase Than structure is more simple.Packaging material disclosed in embodiment 1 can be used in sheathing foodstuff, daily necessities, transportational process not Can be by the liquid article of weight.

Embodiment 2：As shown in Figure 2：On the basis of embodiment 1, supporting layer 3 is additionally provided with the outer surface of carrier layer 2.Its Described in supporting layer be cardboard or hard plastic.During actual shipment, many products will be applied transport, this requires that packaging Possess certain intensity, it is possible to reference to the principle of Lile packaging, increase by one layer of supporting layer in outer layer so that after packaging, bag The product of dress possesses some strength, it is not easy to is deformed, the type packaging is suitable for supping and the compressions such as milk The food or article that can be damaged afterwards.

Embodiment 3：As shown in Figure 3：On the basis of embodiment 2, tear-resistant layer 4 is additionally provided with the outer surface of supporting layer 3. In order to improve the tensile strength of supporting layer, while supporting layer is avoided to be contaminated in transportational process so that appearance is destroyed, Gu increase One layer of tear-resistant layer is added, tear-resistant layer is polyethylene, polyvinyl chloride, polystyrene, polypropylene or makrolon.When here Can be that thin film or plural layers superposition are formed when tear-resistant layer uses the film of the material.

What deserves to be explained is nano oxidized silicon film thickness 20-100nm here；The transmitance of oxygen is less than 4ml/m²/ 24h；The transmitance of vapor is less than 10g/m2/24h.The nano oxidized silicon thin film can use existing nano silicon oxide plated film special Sharp equipment carries out plated film, for example, equipment in 200710119622.6 or 201410140035.5 patented technology of Patent No. and Technique prepares to be formed.

Claims

A kind of 1. packaging material, it is characterised in that：It includes carrier layer (2) and the separation layer positioned at carrier layer (2) inner surface (1), the separation layer (1) is nano oxidized silicon thin film.
A kind of 2. packaging material according to claim 1, it is characterised in that：Branch is additionally provided with the outer surface of carrier layer (2) Support layer (3).
3. a kind of packaging material according to claim 2, tear-resistant layer (4) is additionally provided with the outer surface of supporting layer (3).
A kind of 4. packaging material according to claim 1, it is characterised in that：The carrier layer is polyethylene, polychlorostyrene second Alkene, polystyrene, polypropylene or makrolon.
A kind of 5. packaging material according to claim 2, it is characterised in that：The supporting layer is cardboard or hard plastic.
A kind of 6. packaging material according to claim 3, it is characterised in that：The tear-resistant layer is polyethylene, polychlorostyrene Ethene, polystyrene, polypropylene or makrolon.