CN207712608U - A kind of enclosuring structure and its packing container of repeatable unlatching - Google Patents
A kind of enclosuring structure and its packing container of repeatable unlatching Download PDFInfo
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- CN207712608U CN207712608U CN201721883951.3U CN201721883951U CN207712608U CN 207712608 U CN207712608 U CN 207712608U CN 201721883951 U CN201721883951 U CN 201721883951U CN 207712608 U CN207712608 U CN 207712608U
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- sealing
- layer film
- copolymer
- enclosuring structure
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Abstract
The utility model discloses a kind of enclosuring structure and its packing container of repeatable unlatching, which includes surface layer film, viscous layer and inner layer film；Viscous layer is arranged between surface layer film and inner layer film；Viscous layer is constituted by having sticking adhesive under room temperature；The first sealing is provided on surface layer film；Viscous layer is provided with the second sealing；Third sealing is provided on inner layer film；The notch not glued is provided on viscous layer；The region that first sealing is more than the second sealing forms knob on surface layer film；The area of knob is less than the area of the notch；The region that second sealing is more than third sealing forms adhesive area on surface layer film and/or inner layer film.The enclosuring structure of the utility model and packing container with enclosuring structure can realize the repeatable unlatching of packing container and leakproofness is good, ensures content drying and fresh-keeping.
Description
Technical field
The utility model is related to flexible packaging industry more particularly to a kind of enclosuring structure of repeatable unlatching, there is the sealing
The packing container of structure and the preparation method of the enclosuring structure.
Background technology
Inexpensive, light-weight, colorful, rich and varied flexible package is widely used in various foods and other consumption
The transport and storage of product.But when the product that independent one packaging provides is more than single use amount or consumption, especially as
When food packaging, the freshness and package encapsulation of packing interior remaining product become a consumer and production person
Very concern.For above-mentioned situation, people come up with various methods to preserve remaining product.For liquid
The product of body or liquid, it will usually using the packaging for adding mouth bag；The product for being not easy the moisture absorption or being not easy caking also has use plus mouth
The packaging of bag；And for dryness, be easy the moisture absorption or be easy caking product, people would generally use zip closure, clip clamping or
Rope ties up the modes such as sack to seal remaining product, but the leakproofness of above-mentioned several ways and the fresh-keeping of product be cannot
Ensure.
Utility model content
The main purpose of the utility model is to provide a kind of enclosuring structures of repeatable unlatching, it is intended to simplify packaging container
Opening structure, improve the leakproofness of packing container.
To achieve the above object, the utility model provides a kind of enclosuring structure of repeatable unlatching, including surface layer film, viscous
Property layer and inner layer film；The viscous layer is arranged between the surface layer film and inner layer film；The viscous layer is by under room temperature
Have sticking adhesive to constitute；The first sealing is provided on the surface layer film；The viscous layer is provided with the second sealing；Institute
It states and is provided with third sealing on inner layer film；The length of first sealing, the second sealing and third sealing is successively decreased successively；It is described
First sealing, second sealing and third seal to be formed it is ladder-like；The notch not glued is provided on the viscous layer；Described first
The region that sealing is more than the second sealing forms the knob for facilitating the tearing off entire enclosuring structure on surface layer film；The knob
Area be less than the notch area；The region that second sealing is more than third sealing is thin in surface layer film and/or inner layer
Adhesive area is formed on film.
Further, it is thermoplastic resin to have sticking adhesive under the room temperature.
Further, the thermoplastic resin be acrylic resin and its copolymer, acrylate and its copolymer,
Methacrylic resin and its copolymer, methacrylate resin and its copolymer, polyurethane resin and its copolymer, polyene
Hydrocarbon and its copolymer, synthetic rubber, natural rubber, organic siliconresin, polyamide and its copolymer, gather polyester and its copolymer
At least one of ether and its copolymer.
Further, has glass transition temperature≤0 of at least one component in sticking adhesive under the room temperature
℃。
Further, it is 0.2 N/15mm ~ 6N/ that the interlayer between the surface layer film and inner layer film, which opens power,
15mm。
Further, the enclosuring structure further includes functional layer；The functional layer is bonded to surface layer film by binder
Or on inner layer film.
Further, interlaminar strength >=0.8N/15mm between the functional layer and surface layer film or inner layer film；
The peel strength refers to that the sample of unit width, functional layer are required when being removed from adhesive surface with surface layer film or inner layer film
Maximum, force.
In addition the utility model also discloses a kind of packing container with the repeatable enclosuring structure opened, the sealing
Structure connect to form seal packaging with film, sheet material or paper.
The enclosuring structure of the utility model can realize the repeatable unlatching of packing container, conveniently take food or content article
With storage leftover or article；And realize packaging leakproofness while, ensure content drying and it is fresh-keeping, it is very suitable
For dry food.
Description of the drawings
Fig. 1 is the planar structure schematic diagram of an embodiment of the utility model enclosuring structure；
Fig. 2 is the cross section view of Fig. 1；
Fig. 3 is the internal structure schematic diagram of embodiment when the utility model enclosuring structure is opened；
Reference sign：
1 is surface layer film；11 be the first sealing；12 be the first opening；2 be viscous layer；21 be the second sealing；22 be second
Opening；3 be inner layer film；31 seal for third；32 are open for third；4 be adhesive area；5 be to be glued area；6 be notch；7 are
Knob.
The embodiments will be further described with reference to the accompanying drawings for the realization, functional characteristics and advantage of the utility model aim.
Specific implementation mode
It should be appreciated that specific embodiment described herein is only used to explain the utility model, it is not used to limit this
Utility model.
As shown in Figure 1 to Figure 3, the present embodiment provides a kind of enclosuring structures of repeatable unlatching, include at least surface layer film
1, viscous layer 2 and inner layer film 3, wherein viscous layer 2 are arranged between surface layer film 1 and inner layer film 3, are set on surface layer film 1
Be equipped with the first sealing 11 and first opening 12 compatible with the first sealing 11, be provided on viscous layer 2 second sealing 21 and with
Second sealing, 21 compatible second opening 22 is provided with third sealing 31 and compatible with third sealing 31 on inner layer film
Third opening 32, and the length of first the 11, second sealing 21 of sealing and third sealing 31 is successively decreased successively；So that the first sealing 11,
Second sealing 21 and third sealing 31 form ladder-like.The notch 6 not glued is provided on viscous layer 2；First sealing is more than the
The region of two sealings forms to tear the knob 7 of entire enclosuring structure on surface layer film；The area of knob 7 is less than notch 6
Area, and when sealing, the sideline of the first sealing 11 is located in the region at the place of notch 6.When viscous layer 2 is torn to form second
When sealing 21, the adhesive on viscous layer 2 can be attached on surface layer film 1, can also be attached on inner layer film 2.This reality
The adhesive for applying example is attached on surface layer film, wherein the second sealing 21 is more than the region of third sealing 31 on surface layer film 1
The adhesive area 4 of annular is formed, which is constituted by having sticking adhesive under room temperature.Correspondingly, it is arranged on inner layer film 3
Have and is glued 5 adhesive area 4 of area with what adhesive area 4 matched.When closing sealing, the first sealing 11 seals the first opening 12, and second
Sealing 21 seals the second opening 22, and third sealing 31 seals third opening 32, and the adhesive area 4 in the second sealing 21 is glued to inner layer
Being glued in area 5 on film 3 realizes the air-tightness sealing of sealing.Since the adhesive has viscosity at normal temperatures, so can
It realizes and repeats bonding and open, conveniently take food or content article and storage leftover or article；And adhesive area 4 is ring
Shape, enclosuring structure entirely open the equal gluing closing in region when being closed, it is ensured that the leakproofness of packing container ensures the dry of content
It is dry and fresh-keeping.The enclosuring structure of the present embodiment can opening times >=3 time repeatedly.
It is thermoplastic resin to have sticking adhesive in the present embodiment under room temperature to use, can be acrylic resin and
Its copolymer, methacrylic resin and its copolymer, polyurethane resin and its copolymer, polyolefin and its copolymer, synthesis
In rubber, natural rubber, organic siliconresin, polyamide and its copolymer, polyester and its copolymer, polyethers and its copolymer extremely
Few one kind.Has glass transition temperature≤0 DEG C of at least one component in sticking adhesive under above-mentioned room temperature.
In order to ensure the cohesive force between viscous layer 2 and surface layer film 1 or viscous layer 2 and inner layer film 3, surface layer film 1
It is 0.2 N/15mm ~ 6N/15mm, preferably 0.4 N/15mm ~ 4N/15mm that interlayer between inner layer film 3, which opens power,.User
Also it can increase other functional layers on the enclosuring structure of above-described embodiment according to the design requirement of itself, functional layer can be spy
One or both of different appearance layer, special touch layer, barrier layer, thermal insulation layer, shielded layer, enhancement layer, thickening layer and with
Upper combination, specific barrier layer can be water blocking layer or oxidation prevention layer, shielded layer can be shielding visible light or shielding ultraviolet rays or
Shield electromagnetic wave or shielding high-energy ray or armoured magnetic field etc..Functional layer can not only pass through with surface layer film 1 or inner layer film 3
Thermal-adhering mode combines, interlaminar strength >=0.5N/15mm, preferably >=0.8N/15mm；Thermoplasticity or thermosetting can also be passed through
Property adhesive bonding.The thermoplasticity or heat cured adhesive can be thermoplasticity or heat cured acrylic resin and its be total to
Polymers, methacrylic resin and its copolymer, polyurethane resin and its copolymer, synthetic rubber, natural rubber, organosilicon tree
Fat and its copolymer, polyolefin and its copolymer, polyamide and its copolymer, polyester and its copolymer, polyethers and its copolymer,
At least one of epoxy resin and its copolymer.Interlaminar strength >=0.8N/15mm of functional layer and other layers, preferably layer
Between peel strength >=1.0N/15mm peel strengths refer to the sample of unit width, functional layer is from adhesive surface and surface layer film
Or required maximum, force when internal layer membrane stripping.
The enclosuring structure of the present embodiment can connect to form seal packaging with sheet material, paper or film, which can adopt
With film identical with enclosuring structure, the film different from enclosuring structure can also be used.
Above-mentioned film can be single layer, the thin-film material of two layers or more of structure, consisting of polyethylene and its copolymerization
Object, polypropylene and its copolymer, polyacrylamide and its copolymer, polyamide and its copolymer, polyvinyl chloride and its copolymer,
Vingon and its copolymer, polyvinyl alcohol and its copolymer, ethylene-vinyl acetate copolymer, polybutene and its copolymer,
Aluminium, silica, silicon nitride, alumina layer, cellulose, regenerated cellulose, modified cellulose, Vingon and its copolymerization
Object, polyvinyl fluoride and its copolymer, polytrifluorochloroethylene and its copolymer, ethylene-tetrafluoroethylene copolymer, polyethers and its copolymerization
Object, polyester and its copolymer, paper, natural rubber, synthetic rubber, polyimides and its copolymer, polyphenylene sulfide and its copolymerization
Object, polyurethane and its copolymer, acrylic resin and its copolymer, acrylate and its copolymer, methacrylic acid tree
At least one of fat and its copolymer, methacrylate and its copolymer；Its thickness is 5 ~ 200 μm.
Above-mentioned sheet material is made of single layer, two layers or more of film or sheet material, consisting of polyethylene and its copolymerization
Object, polypropylene and its copolymer, polyamide and its copolymer, polyacrylamide and its copolymer, Vingon and its copolymerization
Object, polyvinyl alcohol and its copolymer, polybutene and its copolymer, polybutadiene and its copolymer, aluminium, silica, silicon nitride,
Alumina layer, cellulose, regenerated cellulose, modified cellulose, Kynoar and its copolymer, polyvinyl fluoride and its copolymerization
Object, polytrifluorochloroethylene and its copolymer, ethylene-tetrafluoroethylene copolymer, polyethers and its copolymer, polyester and its copolymer,
Paper, natural rubber, synthetic rubber, polyimides and its copolymer, polyphenylene sulfide and its copolymer, polyurethane and its copolymerization
At least one of object, acrylic resin and its copolymer, methacrylic resin and its copolymer；Its thickness be 200 μm ~
5mm。
Above-mentioned paper can be body paper, art paper, calendered paper, art post paperboard, brown paper, paster, leaching membrane paper, laminating adhesive paper
At least one of or combinations thereof.
In addition the present embodiment also discloses a kind of preparation method of enclosuring structure, specifically include following steps：
S1 is provided with a region for being not coated by adhesive on upper glue roller, is coated often on inner layer film 3 using upper glue roller
The sticking sticky glue of the lower tool of temperature, forms viscous layer 2；When the coating inner layer film 3, formed without viscosity on viscous layer 2
Notch 6；
S2 surface layer films 1 are bonded to by viscous layer 2 on inner layer film 3, and the film with three-decker is formed；Surface layer
Film 1 can be printing layer, mode of printing be Biao Yin or in print；
S3 cuts to form out the first sealing 11 and knob 7 at the position that surface layer film 1 covered 2 notch 6 of viscous layer；Inner
The cutting of layer film 3 forms third sealing 31；The first sealing 11 of surface layer film 1 and the third sealing 31 of inner layer film 3 are torn, is made
Sticky glue on viscous layer 2 breaks to form the second sealing 21；First sealing 11, first sealing 21 and third sealing 31 length according to
It is secondary to successively decrease；First sealing 21 is located at less than the region of the first sealing 11 on notch 6 on viscous layer 2；Knob 7 is on surface layer film 1
First sealing 11 be more than first sealing 21 regions；The area of knob is less than the area of notch；First sealing 21 is more than third
The region of sealing 31 forms adhesive area on viscous layer 2, and the region that the first sealing 21 is more than third sealing 31 is formed on inner layer
It is glued area；User is easily opened enclosuring structure using above-mentioned knob 7, to open packing container.
Above-mentioned cutting mode is cross cutting, laser, at least one of high-energy ray, the present embodiment select the mode that is die cut into
Row, the depth cut on surface layer film or inner layer film is identical as the thickness of place film, but cutting track differs, and makes
It is cut into the first sealing 11 and third sealing 31；It tears the first sealing and third seals the sticky glue tear type made on viscous layer
At the second sealing, wherein the first sealing, the second sealing and third sealing are stepped.Specially the edge of a knife from surface layer film 1 inward
3 direction of layer film, cuts on surface layer film 1, and depth of cut is 1 thickness of surface layer film, forms the first sealing 11；The edge of a knife is from inner
Layer film 3 is cut toward 1 direction of surface layer film on inner layer film 3, and depth of cut is 3 thickness of inner layer film, forms third sealing
31；When pulling open the first sealing 11 and third sealing 31 simultaneously, the sticky glue on viscous layer 2 is pulled off and forms the second sealing
21.The length sealed due to three is all different, and the part that the first sealing is longer than the second sealing can form a drawing convenient for opening
Hand 7；The sticking part of tool that second sealing 21 is longer than third sealing 31 forms adhesive area 4, and the inner layer film 3 after cutting is longer than
The region of viscous layer 2, which is formed, is glued area 5, and when gluing, which pastes adhesive area 4, to be glued in area 5, it can be achieved that repeat gluing, into
And it realizes the repetition of enclosuring structure and opens.
Having sticking adhesive under the room temperature of S1 steps can be in the form of solution or suspension or liquid resin or melt
It is coated on inner layer film 3.
Present embodiment discloses elder generations to carry out sticky glue coating in inner layer film, then surface layer film is bonded on inner layer film
Method, first can also carry out sticky glue coating in surface layer film, then inner layer film is bonded on surface layer film, effect phase
When.
It these are only the preferred embodiment of the utility model, it does not limit the scope of the patent of the present invention, every
Equivalent structure or equivalent flow shift made based on the specification and figures of the utility model, is applied directly or indirectly in
Other related technical areas are equally included in the patent within the scope of the utility model.
Claims (8)
1. a kind of enclosuring structure of repeatable unlatching, it is characterised in that：Including surface layer film, viscous layer and inner layer film；It is described
Viscous layer is arranged between the surface layer film and inner layer film；The viscous layer is by having sticking adhesive structure under room temperature
At；The first sealing is provided on the surface layer film；The viscous layer is provided with the second sealing；It is provided on the inner layer film
Third is sealed；The length of first sealing, the second sealing and third sealing is successively decreased successively；First sealing, the second sealing
Sealed with third to be formed it is ladder-like；The notch not glued is provided on the viscous layer；First sealing is more than the second sealing
Region the knob for facilitating the tearing off entire enclosuring structure is formed on surface layer film；The area of the knob is less than described lack
The area of mouth；The region that second sealing is more than third sealing forms adhesive area on surface layer film and/or inner layer film.
2. the repeatable enclosuring structure opened as described in claim 1, it is characterised in that：Has sticking glue under the room temperature
Glutinous agent is thermoplastic resin.
3. the repeatable enclosuring structure opened as claimed in claim 2, it is characterised in that：The thermoplastic resin is acrylic acid
Resin and its copolymer, acrylate and its copolymer, methacrylic resin and its copolymer, methacrylate tree
Fat and its copolymer, polyurethane resin and its copolymer, polyolefin and its copolymer, synthetic rubber, natural rubber, organosilicon tree
At least one of fat, polyamide and its copolymer, polyester and its copolymer, polyethers and its copolymer.
4. the enclosuring structure of repeatable unlatching as described in any one of claims 1 to 3, it is characterised in that：Have under the room temperature
Glass transition temperature≤0 DEG C of at least one component in sticking adhesive.
5. enclosuring structure as described in claim 1, it is characterised in that：Interlayer between the surface layer film and inner layer film
It is 0.2 N/15mm ~ 6N/15mm to open power.
6. the repeatable enclosuring structure opened as described in claim 1, it is characterised in that：The enclosuring structure further includes function
Layer；The functional layer is bonded to by binder on surface layer film or inner layer film.
7. the repeatable enclosuring structure opened as claimed in claim 6, it is characterised in that：The functional layer and surface layer film or
Interlayer between inner layer film opens power >=0.8N/15mm.
8. a kind of packing container with the repeatable enclosuring structure opened as described in claim 1, it is characterised in that：It is described
Enclosuring structure connect to form seal packaging with film, sheet material or paper.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721883951.3U CN207712608U (en) | 2017-12-28 | 2017-12-28 | A kind of enclosuring structure and its packing container of repeatable unlatching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721883951.3U CN207712608U (en) | 2017-12-28 | 2017-12-28 | A kind of enclosuring structure and its packing container of repeatable unlatching |
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| Publication Number | Publication Date |
|---|---|
| CN207712608U true CN207712608U (en) | 2018-08-10 |
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ID=63050929
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| CN201721883951.3U Active CN207712608U (en) | 2017-12-28 | 2017-12-28 | A kind of enclosuring structure and its packing container of repeatable unlatching |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108146836A (en) * | 2017-12-28 | 2018-06-12 | 惠州宝柏包装有限公司 | A kind of enclosuring structure, packing container and the preparation method of repeatable unlatching |
-
2017
- 2017-12-28 CN CN201721883951.3U patent/CN207712608U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108146836A (en) * | 2017-12-28 | 2018-06-12 | 惠州宝柏包装有限公司 | A kind of enclosuring structure, packing container and the preparation method of repeatable unlatching |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20230710 Address after: No. 1, Yingshan North Road, Lilin Town, Zhongkai High tech Zone, Huizhou, Guangdong 516001 Patentee after: AMCO (Huizhou) new material technology Co.,Ltd. Address before: 516006 Ma Transition Huabao Industrial Zone, Zhongkai Science and Technology Avenue, Huihuan, Huizhou City, Guangdong Province Patentee before: Huizhou Alcan Packaging Propack Co.,Ltd. |
|
| TR01 | Transfer of patent right |