CN209366815U - One kind is resistance to fall anti-broken bellows pocket - Google Patents
One kind is resistance to fall anti-broken bellows pocket Download PDFInfo
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- CN209366815U CN209366815U CN201822006819.5U CN201822006819U CN209366815U CN 209366815 U CN209366815 U CN 209366815U CN 201822006819 U CN201822006819 U CN 201822006819U CN 209366815 U CN209366815 U CN 209366815U
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- bellows pocket
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Abstract
This application involves food package film fields, and in particular to one kind is resistance to fall anti-broken bellows pocket.One kind is resistance to fall anti-broken bellows pocket, including bag face, and the two sides in this bag of face are equipped with to the organ side of bag interior folding, and the organ side successively includes: pet film layer, polyamide laminate film and layer of polypropylene foil from outside to inside；Adjacent two layers are bonded by adhesive, are coated with silica dioxide coating on the outside of the pet film layer.The combination of used the pet film layer, polyamide laminate film and the layer of polypropylene foil that are coated with silica dioxide coating, can be effectively reduced the pliability of bellows pocket, make bellows pocket that there is certain resistance to fall to prevent broken ability.
Description
Technical field
The utility model relates to food package film fields, and in particular to one kind is resistance to fall anti-broken bellows pocket.
Background technique
Packaging bag in life is generally referred to as the internal sack that there is certain space to pack various articles, is easy to article
It saves, convenient transportation is widely used among all trades and professions, applies relatively broad, apoplexy in food pack field
Qin bag refers to that the both sides of the edge of bag body are folded into toward bag body inner face, reduces the sack of space occupied.
What common food bellows pocket used is usually that polyethylene terephthalate and polypropylene composite materials are molding thin
Film layer has used the packaging bag of the film layer, and feel will endure with all one's will, fragile.It is soft when using polypropylene material composition bellows pocket
High bellows pocket is spent, stiffness is bad, and bellows pocket, which is not easy to erect naturally, to be come, therefore generally will use the lower film of pliability
Layer is used as material, but the low bellows pocket of pliability has been after having filled the food of drink or constant weight, once fall from eminence
It falls, sack is easy for breaking damage by a fall, causes the unrestrained of article in bag.
Utility model content
The utility model aim is that providing resistance to fall of one kind prevents broken bellows pocket, there is certain resistance to fall to prevent breaking ability, from height
Place, which is fallen, is not easy broken bag occur.
The technical solution adopted in the utility model, which is that one kind is resistance to, falls anti-broken bellows pocket, including bag face, the two sides in this bag of face are set
The organ side of oriented bag interior folding, the organ side successively include: pet film layer, Buddhist nun from outside to inside
Imperial film layer and layer of polypropylene foil；Adjacent two layers are bonded by adhesive, the pet film
The outside of layer is coated with silica dioxide coating.
Preferably, it is additionally provided with aluminum foil film layer between the pet film layer, polyamide laminate film,
The pet film layer, aluminum foil film layer and polyamide laminate film pass sequentially through adhesive bonding.With this
The packaging bag that kind film layer is made into has good water proof and oxygen barrier function, high mechanical strength, can ensure that bellows pocket erects naturally,
Heat sealability is good, and built-in food can bear the sterilization boiling of long period high temperature in thermophilic digestion pot.
Preferably, the pet film layer, aluminum foil film layer, polyamide laminate film and polypropylene are thin
The thickness of film layer is successively are as follows: 11-13 microns, 6-8 microns, 14-16 microns, 60-80 microns.
Preferably, the pet film layer, aluminum foil film layer, polyamide laminate film and polypropylene are thin
The thickness of film layer is successively are as follows: 12 microns, 7 microns, 15 microns, 70 microns.
Preferably, the thickness of the pet film layer, polyamide laminate film and layer of polypropylene foil
It is followed successively by 11-13 microns, 14-16 microns, 60-90 microns.
Preferably, the thickness of the pet film layer, polyamide laminate film and layer of polypropylene foil
It is followed successively by 12 microns, 15 microns, 70 microns.
The thin film layer thickness of selection is moderate, is relatively easy to purchase on the market, and price is more cheap, can realize this substantially
The technical effect of utility model.
Preferably, the adhesive is adhesive for polyurethane.Polyurethane itself has relatively stable change as adhesive
Property is learned, acid-fast alkali-proof, the film layer physical strength being combined into is high, can guarantee product energy long-time stable use without sending out
Raw deformation.
Inventor has found that the breakage of bellows pocket is concentrated mainly at the organ side of bellows pocket two sides, therefore the utility model master
Will the organ side to bellows pocket improve, can not only there are enough stiffness to erect naturally and come, but also have higher pliability,
Broken bag rate is lower.
Compared with prior art, the utility model have it is following the utility model has the advantages that
The utility model as a comparison case, is carried out 3 times from 1 meter high of place respectively with common bellows pocket in the prior art
Naturally it falls, tests its broken bag rate, common bellows pocket broken bag rate is 50% or so, and the bellows pocket of the utility model is only
10% or so.Illustrate the pet film layer that silica dioxide coating is coated with used in the utility model,
The pliability of bellows pocket can be effectively reduced, make bellows pocket that there is certain resistance to fall to prevent broken ability.
Detailed description of the invention
The utility model is described in further detail with reference to the accompanying drawings and detailed description.
Fig. 1 is the organ side film layer structure figure of the resistance to preferred embodiment for falling anti-broken bellows pocket of the utility model；
Fig. 2 is the overall structure figure of the resistance to preferred embodiment for falling anti-broken bellows pocket of the utility model；
In figure:
1, pet film layer 2, polyamide laminate film 3, layer of polypropylene foil
4, aluminum foil film layer 11, bag face 12, organ side
Specific embodiment
As shown in Fig. 2, a kind of resistance to fall of the utility model prevents broken bellows pocket, bellows pocket includes bag face 11, the two sides in this bag of face
Equipped with to the organ side 12 of bag interior folding.
As shown in Figure 1, the resistance to organ side for falling anti-broken bellows pocket invagination of the present embodiment is made of three-layer thin-film layer material, lead to
Adhesive for polyurethane bonding is crossed, film layer from outside to inside is successively are as follows: pet film layer 1, aluminum foil film
Layer 4, polyamide laminate film 2 and layer of polypropylene foil 3.Pet film layer 1, aluminum foil film layer 4, nylon are thin
The thickness of film layer 2 and layer of polypropylene foil 3 difference is successively are as follows: 12 microns, 7 microns, 15 microns, 70 microns.
The film layer of the thickness of organ side selection is easy to obtain in the market, and cost is relatively low, and bellows pocket is whole all with good
Good water proof and oxygen barrier function, high mechanical strength, can ensure that bellows pocket erects naturally, heat sealability is good, and is able to achieve this reality
Prevent breaking this technical effect with novel resistance to fall.
In other some embodiments, pet film layer 1, aluminum foil film layer 4, nylon film
Layer 2 and the thickness of layer of polypropylene foil 3 difference are successively are as follows: 11 or 13 microns, 6 or 8 microns, 14 or 16 microns, 60 or 90 is micro-
Rice.
The bellows pocket of the present embodiment and common bellows pocket in the prior art carry out breaking experiment by a fall respectively, test specifically:
It is fallen naturally 3 times from 1 meter high, observes it and fall rear situation, carry out many experiments, count the broken bag rate of the two.It is existing by experiment
There is the common bellows pocket broken bag rate in technology 50% or so, the bellows pocket of the present embodiment is 10%, it was demonstrated that the utility model
Resistance to fall prevents that there is broken bellows pocket certain resistance to fall to prevent broken ability really, aloft falls and is not easy broken bag occur.
Finally it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than the present invention is protected
Protect range limitation, those skilled in the art should understand that, can modify to technical solution of the present invention or
Equivalent replacement, without departing from the spirit and scope of technical solution of the present invention.
Claims (7)
1. a kind of resistance to fall prevents broken bellows pocket, including bag face, the two sides in this bag of face are equipped with to the organ side of bag interior folding, and feature exists
In:
The organ side successively includes: pet film layer, polyamide laminate film and polypropylene from outside to inside
Film layer；Adjacent two layers are bonded by adhesive；
Silica dioxide coating is coated on the outside of the pet film layer.
2. resistance to fall according to claim 1 prevents broken bellows pocket, it is characterised in that:
Aluminum foil film layer is additionally provided between the pet film layer, polyamide laminate film, it is described poly- to benzene
Naphthalate film layer, aluminum foil film layer and polyamide laminate film pass sequentially through adhesive bonding.
3. resistance to fall according to claim 2 prevents broken bellows pocket, it is characterised in that:
The pet film layer, aluminum foil film layer, polyamide laminate film and layer of polypropylene foil thickness
Successively are as follows: 11-13 microns, 6-8 microns, 14-16 microns and 60-80 microns.
4. resistance to fall according to claim 3 prevents broken bellows pocket, it is characterised in that:
The pet film layer, aluminum foil film layer, polyamide laminate film and layer of polypropylene foil thickness
Successively are as follows: 12 microns, 7 microns, 15 microns and 70 microns.
5. resistance to fall according to claim 1 prevents broken bellows pocket, it is characterised in that:
The thickness of the pet film layer, polyamide laminate film and layer of polypropylene foil is followed successively by 11-13
Micron, 14-16 microns and 60-90 microns.
6. resistance to fall according to claim 1 prevents broken bellows pocket, it is characterised in that:
It is micro- that the thickness of the pet film layer, polyamide laminate film and layer of polypropylene foil is followed successively by 12
Rice, 15 microns and 70 microns.
7. resistance to fall according to claim 1-5 prevents broken bellows pocket, it is characterised in that:
The adhesive is adhesive for polyurethane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822006819.5U CN209366815U (en) | 2018-11-30 | 2018-11-30 | One kind is resistance to fall anti-broken bellows pocket |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822006819.5U CN209366815U (en) | 2018-11-30 | 2018-11-30 | One kind is resistance to fall anti-broken bellows pocket |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209366815U true CN209366815U (en) | 2019-09-10 |
Family
ID=67834626
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822006819.5U Active CN209366815U (en) | 2018-11-30 | 2018-11-30 | One kind is resistance to fall anti-broken bellows pocket |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209366815U (en) |
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2018
- 2018-11-30 CN CN201822006819.5U patent/CN209366815U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191231 Address after: 300000 No. 6, Juhai Road, Jinghai Economic Development Zone, Jinghai County, Tianjin Patentee after: Tianjin branch packaging material Co. Ltd. Address before: 516025 Tangbei Garden, Dushi Village, Pingtan Town, Huiyang District, Huizhou City, Guangdong Province Patentee before: Huizhou City Branch packaging material Co. Ltd. |