CN208452481U - Metal-free sinterable corrosion-resistant composite package film and composite packaging structure - Google Patents
Metal-free sinterable corrosion-resistant composite package film and composite packaging structure Download PDFInfo
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- CN208452481U CN208452481U CN201820856690.4U CN201820856690U CN208452481U CN 208452481 U CN208452481 U CN 208452481U CN 201820856690 U CN201820856690 U CN 201820856690U CN 208452481 U CN208452481 U CN 208452481U
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Abstract
Metal-free sinterable corrosion-resistant composite package film and composite packaging structure, belong to packaging material field.Composite package film includes the substrate, polymer material layer and hot sealing layer stacked gradually.It is connected with the first adhesive layer between substrate and polymer material layer, the second adhesive layer is connected between hot sealing layer and polymer material layer.Composite packaging structure includes above-mentioned composite package film.Can laser sintered endowed, degradable recycling, it is laser sintered after tool barrier property it is good, resistant to chemical etching the advantages that.
Description
Technical field
The utility model relates to packaging material fields, in particular to a kind of metal-free sinterable corrosion-resistant multiple
Close packaging film and composite packaging structure.
Background technique
Chemicals is very sensitive for oxygen, steam etc., with the variation of storage condition and time, can make content physical performance
Failure, organic solvent volatilization.Therefore, preferable barrier property has been usually required that when using packaging material, as oxygen resistance, resistance are wet
Performance.It is required according to " pesticide administrative provisions ", must there is retrospective information on pesticides packaging, it is laser sintered with not erasable
It wipes, it is most common mode that information is variable, it can be achieved that the advantages of one bag one yard.
High-barrier composite membrane used at present, when laser sintered, outermost plastic basis material burn off is encountered resistance by laser
When interlayer, laser can not be penetrated, and be not affected after sintering as barrier layer and subsequent hot sealing layer.But make at present
High-barrier composite membrane have the shortcomings that frangibility, it is difficult to degrade, intolerant to burn into easy bale broken leakage, be not easily recycled processing, with
The appearance of " pesticides packaging scrap concrete handles management method " that Chinese Ministry of Environmental Protection, the Ministry of Agriculture put into effect, hardly possible recycle, are not tractable
Disadvantage, causing will be more and more difficult using the material in the packaging such as chemicals from now on.
In view of this, special propose the application.
Utility model content
The purpose of this utility model is to provide a kind of metal-free sinterable corrosion-resistant composite package films, can laser burning
Endowed, degradable recycling is tied, has the advantages that barrier property is good, resistant to chemical etching after laser sintered.
The another object of the utility model is to provide a kind of composite packaging structure comprising above-mentioned composite package film,
Can laser sintered endowed, degradable recycling, have the advantages that barrier property is good, resistant to chemical etching after laser sintered, can effectively protect
Shield content extends the shelf life.
The embodiments of the present invention are achieved in that
A kind of metal-free sinterable corrosion-resistant composite package film comprising substrate, the high molecular material stacked gradually
Layer and hot sealing layer, are connected with the first adhesive layer, between hot sealing layer and polymer material layer between substrate and polymer material layer
It is connected with the second adhesive layer.
Further, substrate is printed substrate, and printing layer is equipped between substrate and the first adhesive layer.
Further, substrate with a thickness of 6-20 μm, polymer material layer with a thickness of 10-25 μm, the thickness of hot sealing layer
It is 30-150 μm.
Further, polymer material layer includes polyester material, nylon material layer, polypropylene material and polyethylene material
One of bed of material is a variety of.
Further, polymer material layer is polyester material, the nylon material doped with the inorganic material of 5-50wt%
One of layer, polypropylene material and polythene material layer are a variety of.
Further, inorganic material includes silica, aluminium oxide, calcium carbonate and titanium dioxide.
A kind of composite packaging structure, including above-mentioned composite package film.
Further, composite packaging structure includes packaging bag, packing box and Packaging Bottle.
Further, composite packaging structure includes food packaging structure, medical packaging structure and industrial and agricultural products packaging knot
Structure.
Further, composite packaging structure includes the endowed product packaging arrangement of UV, the endowed product packaging arrangement of ink-jet and heat
Transfer endowed product packaging arrangement.
The beneficial effect of the utility model embodiment is:
Substrate, high molecular material is arranged in metal-free sinterable corrosion-resistant composite package film provided by the utility model
The composite construction of layer and hot sealing layer, membrane structure use all-plastic material, in offal treatment just, degradable and can recycle
It recycles, it is environmentally protective；Without metal, metal detector can be passed through.Using polymer material layer as barrier layer, tool
There is preferable ductility, advantageously reduce the stiffness of composite membrane, enhances the anti-drop and impact resistance of composite membrane；Have resistance to
Acid, alkali resistance, keep composite membrane resistant to chemical etching good；Density is small, makes composite membrane lightweight；Have and preferably resists laser sintered property
Can, preferable barrier property still can not be had after being sintered composite membrane by laser penetration when laser sintered.
Composite packaging structure provided by the utility model can laser sintered endowed, easy drop including above-mentioned composite package film
Solution recycling, has the advantages that barrier property is good, resistant to chemical etching after laser sintered, energy effective protection content extends the shelf life.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is the section view for metal-free sinterable corrosion-resistant composite package film that the utility model first embodiment provides
Figure；
Fig. 2 is the section view for metal-free sinterable corrosion-resistant composite package film that the utility model second embodiment provides
Figure；
Fig. 3 is the structure for metal-free sinterable corrosion-resistant composite package film that the utility model second embodiment provides
Schematic diagram；
Fig. 4 is the section view for metal-free sinterable corrosion-resistant composite package film that the utility model 3rd embodiment provides
Figure.
Icon: the metal-free sinterable corrosion-resistant composite package film of 100-；110- substrate；The first adhesive layer of 120-；
130- polymer material layer；The second adhesive layer of 140-；150- hot sealing layer；The metal-free sinterable corrosion-resistant composite packaging of 200-
Film；210- laser code burning；The metal-free sinterable corrosion-resistant composite package film of 300-；310- printing layer.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Usually here in attached drawing description and
The component of the utility model embodiment shown can be arranged and be designed with a variety of different configurations.
Therefore, requirement is not intended to limit to the detailed description of the embodiments of the present invention provided in the accompanying drawings below
The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Based in the utility model
Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, all
Belong to the range of the utility model protection.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the description of the present invention, it should be noted that term " first ", " second " " third " etc. are only used for distinguishing
Description, is not understood to indicate or imply relative importance.
The orientation or positional relationship of the instructions such as term " on ", "lower", "inner", "outside" is orientation based on the figure or position
Set relationship or the utility model product using when the orientation or positional relationship usually put, be merely for convenience of description this
Utility model and simplified description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific
Orientation construction and operation, therefore should not be understood as limiting the present invention.
In addition, the terms such as " vertical " are not offered as requiring absolute upright between component, but can be slightly tilted.As " hung down
Directly " only refer to that its direction is in contrast more vertical, be not indicate the structure have to it is completely vertical, but can be slightly
Inclination.
In the description of the present invention, it should also be noted that, unless otherwise clearly defined and limited, term " is set
Set ", " installation ", " connected ", " connection " etc. shall be understood in a broad sense.For example, it may be being fixedly connected, it is also possible to detachably connect
It connects, or is integrally connected；It can be directly connected, can also can be inside two elements indirectly connected through an intermediary
Connection.For the ordinary skill in the art, it can understand above-mentioned term in the present invention with concrete condition
Concrete meaning.
First embodiment
Referring to Fig. 1, the present embodiment provides a kind of metal-free sinterable corrosion-resistant composite package films 100 comprising
Substrate 110, the first adhesive layer 120, polymer material layer 130, the second adhesive layer 140 and the hot sealing layer stacked gradually from top to bottom
150.First adhesive layer 120 is connected between substrate 110 and polymer material layer 130, and the second adhesive layer 140 is connected to hot sealing layer
Between 150 and polymer material layer 130.
Applicants have found that the packaging material used now all contains aluminium foil structure, to reach good barrier property, such as
Oxygen resistance, moisture barrier property.Since metal aluminum foil has the problem of frangibility, so that composite membrane stiffness is high, poor ductility, cause
Pack impact resistance decline, easy bale broken leakage；Aluminium foil is difficult to degrade, is not easily recycled processing simultaneously, so that composite membrane is at high cost, not ring
It protects；Furthermore aluminium foil not acid and alkali-resistance, causes composite membrane not corrosion-resistant.
In the present embodiment, using the composite construction of substrate 110, polymer material layer 130 and hot sealing layer 150, membrane structure is adopted
With all-plastic material, in offal treatment just, it is degradable and can recycling and reusing, it is environmentally protective；Without gold in material
Belong to, metal detector can be passed through.
It, such as can be with it should be noted that composite membrane is not limited to above structure in the utility model others embodiment
As needed between substrate 110 and polymer material layer 130, between hot sealing layer 150 and polymer material layer 130, substrate 110
Top, 150 lower section of hot sealing layer etc. setting have the structure sheaf of certain function.
Be used as barrier layer using polymer material layer 130: polymer material layer 130 itself has preferable extend first
Property, the stiffness of composite membrane is advantageously reduced, the anti-drop and impact resistance of composite membrane are enhanced.Secondly, polymer material layer
130 have acidproof, alkali resistance, keep composite membrane resistant to chemical etching good.Meanwhile the density of polymer material layer 130 is far below metal
Aluminium foil makes composite membrane lightweight.In addition, polymer material layer 130, which has, preferably resists laser sintered performance, when laser sintered without
Method still has preferable barrier property after being sintered composite membrane by laser penetration, can effective protection content when for packing
Object extends the shelf life.
After tested, according to the packaging thickness of packaging bag made from the existing high barrier material containing aluminium, using the present embodiment
Packaging bag is made in the metal-free sinterable corrosion-resistant composite package film 100 provided, and filling identical content is fallen, transported
Defeated simulated experiment, packaging bag made from metal-free sinterable corrosion-resistant composite package film 100 provided in this embodiment have
Transport integrity under excellent anti-drop, impact resistance and adverse circumstances.
In the present embodiment, substrate 110 with a thickness of 6-20 μm, polymer material layer 130 with a thickness of 10-25 μm, heat-sealing
Layer 150 with a thickness of 30-150 μm.Cooperated according to above-mentioned thickness proportion, what is made is metal-free sinterable corrosion-resistant
Composite package film 100 has more preferably comprehensive service performance.
Further, which is nylon material layer.
It should be noted that the polyester material is optionally polyester material in the utility model others embodiment
One of layer, polypropylene material and polythene material layer；Or polyester material, nylon material layer, polypropylene material
With at least two in polythene material layer, the situation various material layers are along metal-free sinterable corrosion-resistant composite package film
The stacking direction of 100 multilayered structure is stacked.
Further optionally, polymer material layer 130 be doped with 5-50wt% inorganic material polyester material,
One of nylon material layer, polypropylene material and polythene material layer are a variety of.
Inorganic material includes silica, aluminium oxide, calcium carbonate and titanium dioxide.Preferably inorganic material is by weight percentage
It include: silica 5-25%, aluminium oxide 5-25%, calcium carbonate 10-50% and titanium dioxide 15-60%.So that metal-free
Sinterable corrosion-resistant composite package film 100 has excellent corrosion resistance, resists laser sintered performance and barrier property etc..
The present embodiment also provides a kind of composite packaging structure, including above-mentioned metal-free sinterable corrosion-resistant compound packet
Fill film 100.It can only include metal-free sinterable corrosion-resistant composite package film 100, can also have packaging and produce
Some conventional structures on product.
Composite packaging structure includes the conventionally forms such as packaging bag, packing box and Packaging Bottle.It may is that food packaging structure
Such as food bag, medical packaging structure such as medicinal fluid bag, powder bag, powder bottle, industrial and agricultural products packaging structure such as pesticide bag, chemical drugs
Product bag etc..It can also be the endowed product packaging arrangement of UV, the endowed product packaging arrangement of ink-jet and the endowed product packaging of thermal transfer
Structure etc..
Second embodiment
Please refer to figs. 2 and 3 together, and the present embodiment provides a kind of metal-free sinterable corrosion-resistant composite package films
200, with first embodiment provide metal-free sinterable corrosion-resistant composite package film 100 the difference is that: its
Substrate 110 is provided with laser code burning 210.
When the progress operation of laser code burning 210 obtains metal-free sinterable corrosion-resistant composite package film 200, laser will
110 burn off of substrate penetrates, and can not continue to penetrate when encountering polymer material layer 130, therefore the laser code burning 210 formed penetrates
Substrate 110 and the top for terminating in polymer material layer 130.
3rd embodiment
Referring to Fig. 4, the present embodiment provides a kind of metal-free sinterable corrosion-resistant composite package film 300, with the
One embodiment provide metal-free sinterable corrosion-resistant composite package film 100 the difference is that: the substrate 110 be hold
Substrate 110 is printed, printing layer 310 is equipped between substrate 110 and the first adhesive layer 120.Keep this metal-free sinterable corrosion-resistant
Composite package film 300 can printing, printable.
To sum up, substrate, macromolecule is arranged in metal-free sinterable corrosion-resistant composite package film provided by the utility model
The composite construction of material layer and hot sealing layer, membrane structure use all-plastic material, in offal treatment just, degradable and can
Recycling and reusing, it is environmentally protective；Without metal, metal detector can be passed through.Using polymer material layer as barrier
Layer has preferable ductility, advantageously reduces the stiffness of composite membrane, enhance the anti-drop and impact resistance of composite membrane；
Have acidproof, alkali resistance, keeps composite membrane resistant to chemical etching good；Density is small, makes composite membrane lightweight；Have preferable anti-laser to burn
Performance is tied, preferable barrier property still can not be had after being sintered composite membrane by laser penetration when laser sintered.
Composite packaging structure provided by the utility model can laser sintered endowed, easy drop including above-mentioned composite package film
Solution recycling, has the advantages that barrier property is good, resistant to chemical etching after laser sintered, energy effective protection content extends the shelf life.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (8)
1. a kind of metal-free sinterable corrosion-resistant composite package film, which is characterized in that including substrate, the high score stacked gradually
Sub- material layer and hot sealing layer are connected with the first adhesive layer, the hot sealing layer between the substrate and the polymer material layer
The second adhesive layer is connected between the polymer material layer.
2. composite package film according to claim 1, which is characterized in that the substrate be printed substrate, the substrate with
Printing layer is equipped between first adhesive layer.
3. composite package film according to claim 1, which is characterized in that the substrate with a thickness of 6-20 μm, the height
Molecular material layer with a thickness of 10-25 μm, the hot sealing layer with a thickness of 30-150 μm.
4. composite package film according to claim 1-3, which is characterized in that the polymer material layer includes poly-
One of ester material layer, nylon material layer, polypropylene material and polythene material layer are a variety of.
5. a kind of composite packaging structure, which is characterized in that including the described in any item composite package films of claim 1-4.
6. composite packaging structure according to claim 5, which is characterized in that the composite packaging structure include packaging bag,
Packing box and Packaging Bottle.
7. composite packaging structure according to claim 5 or 6, which is characterized in that the composite packaging structure includes food
Packaging structure, medical packaging structure and industrial and agricultural products packaging structure.
8. composite packaging structure according to claim 5 or 6, which is characterized in that the composite packaging structure includes that UV is assigned
Code product packaging arrangement, the endowed product packaging arrangement of ink-jet and the endowed product packaging arrangement of thermal transfer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820856690.4U CN208452481U (en) | 2018-06-01 | 2018-06-01 | Metal-free sinterable corrosion-resistant composite package film and composite packaging structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820856690.4U CN208452481U (en) | 2018-06-01 | 2018-06-01 | Metal-free sinterable corrosion-resistant composite package film and composite packaging structure |
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| CN208452481U true CN208452481U (en) | 2019-02-01 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115958866A (en) * | 2023-03-16 | 2023-04-14 | 江苏康辉新材料科技有限公司 | Flame-retardant PET film suitable for laser coding and preparation method and application thereof |
-
2018
- 2018-06-01 CN CN201820856690.4U patent/CN208452481U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115958866A (en) * | 2023-03-16 | 2023-04-14 | 江苏康辉新材料科技有限公司 | Flame-retardant PET film suitable for laser coding and preparation method and application thereof |
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