CN204451413U - A kind of segregative paper substrate aluminium plastic composite packaging material structure - Google Patents
A kind of segregative paper substrate aluminium plastic composite packaging material structure Download PDFInfo
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- CN204451413U CN204451413U CN201520077369.2U CN201520077369U CN204451413U CN 204451413 U CN204451413 U CN 204451413U CN 201520077369 U CN201520077369 U CN 201520077369U CN 204451413 U CN204451413 U CN 204451413U
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Abstract
The utility model discloses a kind of segregative paper substrate aluminium plastic composite packaging material structure, packaging material are provided with LLDPE skin from outside to inside successively, ply of board, aluminium foil layer and LLDPE internal layer, be combined with each other by heat pressing process between described LLDPE skin and ply of board, the first water-soluble epoxy glue layer is provided with between described ply of board and aluminium foil layer, the second water-soluble epoxy glue layer is provided with between described aluminium foil layer and LLDPE internal layer, described ply of board, aluminium foil layer and LLDPE internal layer bond together respectively by the first described water-soluble epoxy glue layer and the second water-soluble epoxy glue layer, not only reduce material cost, and enable the paper in the packaging material discarded, aluminium foil is easily separated with vinyon, realizes the high efficiente callback of material.
Description
Technical field
The utility model belongs to field of packaging material, particularly one segregative paper substrate aluminium plastic composite packaging material structure.
Background technology
Paper substrate aluminium plastic composite packaging material hinders light with it, constant temperature, nontoxic and safe feature, be widely used in food packaging applications, and known paper substrate aluminium plastic composite packaging material utilizes the mode such as high frequency and hot pressing to make the melting of vinyon layer faying face, itself and aluminium foil and paper is made to be bonded together again, because vinyon can corrode by acid and alkali-resistance, OOS can not make it dissolve, add that the character of the oxide that the surface of aluminium is formed is highly stable, cause the vinyon be bonded together, the separation difficulty of aluminium foil and paper, increase the difficulty of material recovery, cause the wasting of resources and environmental pollution.
Therefore, how to improve the deficiency of existing paper substrate aluminium plastic composite packaging material, enable the packaging material discarded be easy to be separated, realizing high efficiente callback becomes present problem demanding prompt solution.
Utility model content
The utility model, for solving the problem, provides a kind of segregative paper substrate aluminium plastic composite packaging material structure, enables the paper in the packaging material discarded, aluminium foil is easily separated with vinyon, realize the high efficiente callback of material.
For achieving the above object, the technical solution adopted in the utility model is:
A kind of segregative paper substrate aluminium plastic composite packaging material structure, packaging material are provided with LLDPE skin from outside to inside successively, ply of board, aluminium foil layer and LLDPE internal layer, be combined with each other by heat pressing process between described LLDPE skin and ply of board, the first water-soluble epoxy glue layer is provided with between described ply of board and aluminium foil layer, the second water-soluble epoxy glue layer is provided with between described aluminium foil layer and LLDPE internal layer, described ply of board, aluminium foil layer and LLDPE internal layer bond together respectively by the first described water-soluble epoxy glue layer and the second water-soluble epoxy glue layer.
Also ink layer is printed with between described ply of board and LLDPE skin.
Described LLDPE thickness that is outer or LLDPE internal layer is 30-35 micron.
After adopting said structure, ply of board and aluminium foil layer are directly adhesively fixed by adopting water-soluble epoxy glue layer by compound package material of the present utility model, without the need to arranging extra film layer between as cementing medium so that separation papers flaggy and aluminium foil layer, save material cost; And, water-soluble epoxy glue layer is adopted to carry out between paper plastic-aluminum bonding, not only cohesive force is large, stability is strong, and when compound package material recycles, because mixing glue-line is water-soluble, only need it to soak in hot water or warm water, relend the separation helping mechanical force can realize between paper plastic-aluminum three kinds of materials, when avoiding traditional plastic-aluminum separation of products, use acid or alkali remover pollution on the environment and the loss to aluminium.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide further understanding of the present utility model, forms a part of the present utility model, and schematic description and description of the present utility model, for explaining the utility model, is not formed improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is structural representation of the present utility model.
In figure:
1-LLDPE is outer; 2-ply of board; 3-first water-soluble epoxy glue layer; 4-aluminium foil layer; 5-second water-soluble epoxy glue layer; 6-LLDPE internal layer.
Detailed description of the invention
In order to make technical problem to be solved in the utility model, technical scheme and beneficial effect clearly, understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
As shown in Figure 1, one of the present utility model segregative paper substrate aluminium plastic composite packaging material structure, packaging material are provided with LLDPE skin 1 from outside to inside successively, ply of board 2, aluminium foil layer 4 and LLDPE internal layer 6, be combined with each other by heat pressing process between described LLDPE outer 1 and ply of board 2, the first water-soluble epoxy glue layer 3 is provided with between described ply of board 2 and aluminium foil layer 4, the second water-soluble epoxy glue layer 5 is provided with between described aluminium foil layer 4 and LLDPE internal layer 1, described ply of board 2, aluminium foil layer 4 and LLDPE internal layer 6 bond together respectively by the first described water-soluble epoxy glue layer 3 and the second water-soluble epoxy glue layer 5.
Adopt in the present embodiment and LLDPE skin 1 is set at the skin of compound package material, with the pattern on protection sheet flaggy 2, intercept extraneous moisture and bacterium, and seal into box; Further, when user buys the commodity of these packaging material of application, can facilitate the Quick Response Code etc. of direct items scanning, discrimination is higher.
Described ply of board 2 is base materials of compound package material, can keep intensity and the toughness of whole packaging material; Also ink layer is printed with, for printing the relevant every graph text information of commodity between described ply of board 2 and LLDPE skin 1; Described aluminium foil layer 4 shielding of ultraviolet, oxygen, foul smell and bacterium can enter packaging material inside, and this aluminium foil layer 4 is also the heating medium in drink pouring process.
In the present embodiment, the first described water-soluble epoxy glue layer 3 and the second water-soluble epoxy glue layer 5 are modified poly ethylene copolymer layer, add water-soluble material and formed in other the tackifying resin of also can coexisting; Described modified poly ethylene copolymer layer is current material, and modified poly ethylene copolymer layer is that ethylene-methacrylic acid copolymer EMAA (acid content is at 8-10%) and PVAC polyvinylalcohol are composited.Ethylene-methacrylic acid copolymer is a kind of known adhesion resin, there is good caking property, polyvinyl alcohol is a kind of broad-spectrum high molecular weight water soluble polymer, containing a large amount of hydroxyls, hydrophily is better, in ethylene-methacrylic acid copolymer, add polyvinyl alcohol, owing to containing carboxyl in ethylene-methacrylic acid copolymer, hydrogen bond can be formed with the hydroxyl in polyvinyl alcohol.In addition, the hydroxyl of polyvinyl alcohol can form hydrogen bond with the oxide of the hydroxyl of paper fiber surface and aluminium foil surface, improves the adhesion strength of water-soluble epoxy glue layer.Polyvinyl alcohol has good hydrophily, and when running into hot water or warm water, polyvinyl alcohol can occur swelling or dissolve, thus destroys the adhesion strength of whole water-soluble epoxy glue layer.
In order to make the use of packaging material lighter, packaging material thickness is only 320 microns.
Meanwhile, in LLDPE skin or internal layer, do not contain additive, to guarantee the nontoxic free from extraneous odour of food packed.The LLDPE of this embodiment thickness that is outer or internal layer is 30-35 micron, further reduces the thickness of packaging material, is conducive to the use of packaging material.
After adopting said structure, ply of board 2 and aluminium foil layer 4 are directly adhesively fixed by adopting water-soluble epoxy glue layer by compound package material of the present utility model, without the need to arranging extra film layer between as cementing medium so that separation papers flaggy 2 and aluminium foil layer 4, save material cost; And, water-soluble epoxy glue layer is adopted to carry out between paper plastic-aluminum bonding, not only cohesive force is large, stability is strong, and when compound package material recycles, because mixing glue-line is water-soluble, only need it to soak in hot water or warm water, relend the separation helping mechanical force can realize between paper plastic-aluminum three kinds of materials, when avoiding traditional plastic-aluminum separation of products, use acid or alkali remover pollution on the environment and the loss to aluminium.
Above-mentioned explanation illustrate and describes preferred embodiment of the present utility model, as previously mentioned, be to be understood that the utility model is not limited to the form disclosed by this paper, should not regard the eliminating to other embodiments as, and can be used for other combinations various, amendment and environment, and can in utility model contemplated scope described herein, changed by the technology of above-mentioned instruction or association area or knowledge.And the change that those skilled in the art carry out and change do not depart from spirit and scope of the present utility model, then all should in the protection domain of the utility model claims.
Claims (3)
1. a segregative paper substrate aluminium plastic composite packaging material structure, packaging material are provided with LLDPE skin from outside to inside successively, ply of board, aluminium foil layer and LLDPE internal layer, it is characterized in that: be combined with each other by heat pressing process between described LLDPE skin and ply of board, the first water-soluble epoxy glue layer is provided with between described ply of board and aluminium foil layer, the second water-soluble epoxy glue layer is provided with between described aluminium foil layer and LLDPE internal layer, described ply of board, aluminium foil layer and LLDPE internal layer bond together respectively by the first described water-soluble epoxy glue layer and the second water-soluble epoxy glue layer.
2. one according to claim 1 segregative paper substrate aluminium plastic composite packaging material structure, is characterized in that: be also printed with ink layer between described ply of board and LLDPE skin.
3. one according to claim 1 segregative paper substrate aluminium plastic composite packaging material structure, is characterized in that: described LLDPE thickness that is outer or LLDPE internal layer is 30-35 micron.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520077369.2U CN204451413U (en) | 2015-02-04 | 2015-02-04 | A kind of segregative paper substrate aluminium plastic composite packaging material structure |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520077369.2U CN204451413U (en) | 2015-02-04 | 2015-02-04 | A kind of segregative paper substrate aluminium plastic composite packaging material structure |
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| CN204451413U true CN204451413U (en) | 2015-07-08 |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107253382A (en) * | 2017-05-25 | 2017-10-17 | 句容市兴武包装有限公司 | A kind of paper soft packaging material by aluminum-plastic compound |
| CN112793272A (en) * | 2021-01-06 | 2021-05-14 | 上海紫江彩印包装有限公司 | Composite packaging film and preparation method and application thereof |
| CN114867665A (en) * | 2019-12-24 | 2022-08-05 | 花王株式会社 | Packaging container, method for manufacturing same, and method for recycling same |
| CN115008853A (en) * | 2022-05-18 | 2022-09-06 | 青岛科技大学 | Easily-recycled high-barrier paper aluminum composite packaging material and preparation method thereof |
| CN115125768A (en) * | 2022-07-25 | 2022-09-30 | 孝感市雅都新材料防伪包装有限公司 | Colorful laser transfer paper and production method thereof |
| CN115302886A (en) * | 2022-10-12 | 2022-11-08 | 宁波时代铝箔科技股份有限公司 | Packaging material, preparation method thereof and packaging container |
| CN115352148A (en) * | 2022-10-17 | 2022-11-18 | 宁波时代铝箔科技股份有限公司 | Separable packaging material, preparation method thereof and packaging container |
| CN115839041A (en) * | 2021-09-18 | 2023-03-24 | 株洲时代华先材料科技有限公司 | Water-color-changing paper, preparation method and wrist band manufactured by adopting same |
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2015
- 2015-02-04 CN CN201520077369.2U patent/CN204451413U/en active Active
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107253382A (en) * | 2017-05-25 | 2017-10-17 | 句容市兴武包装有限公司 | A kind of paper soft packaging material by aluminum-plastic compound |
| CN114867665A (en) * | 2019-12-24 | 2022-08-05 | 花王株式会社 | Packaging container, method for manufacturing same, and method for recycling same |
| CN114867665B (en) * | 2019-12-24 | 2023-08-18 | 花王株式会社 | Packaging container, method for producing the same, and method for recycling the same |
| CN112793272A (en) * | 2021-01-06 | 2021-05-14 | 上海紫江彩印包装有限公司 | Composite packaging film and preparation method and application thereof |
| CN115839041A (en) * | 2021-09-18 | 2023-03-24 | 株洲时代华先材料科技有限公司 | Water-color-changing paper, preparation method and wrist band manufactured by adopting same |
| CN115008853A (en) * | 2022-05-18 | 2022-09-06 | 青岛科技大学 | Easily-recycled high-barrier paper aluminum composite packaging material and preparation method thereof |
| CN115008853B (en) * | 2022-05-18 | 2024-05-10 | 青岛科技大学 | Easily-recycled high-barrier paper aluminum composite packaging material and preparation method thereof |
| CN115125768A (en) * | 2022-07-25 | 2022-09-30 | 孝感市雅都新材料防伪包装有限公司 | Colorful laser transfer paper and production method thereof |
| CN115302886A (en) * | 2022-10-12 | 2022-11-08 | 宁波时代铝箔科技股份有限公司 | Packaging material, preparation method thereof and packaging container |
| CN115302886B (en) * | 2022-10-12 | 2022-12-16 | 宁波时代铝箔科技股份有限公司 | Packaging material, preparation method thereof and packaging container |
| CN115352148A (en) * | 2022-10-17 | 2022-11-18 | 宁波时代铝箔科技股份有限公司 | Separable packaging material, preparation method thereof and packaging container |
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