CN104669746A - Lamination barrier packaging material - Google Patents
Lamination barrier packaging material Download PDFInfo
- Publication number
- CN104669746A CN104669746A CN201510080415.9A CN201510080415A CN104669746A CN 104669746 A CN104669746 A CN 104669746A CN 201510080415 A CN201510080415 A CN 201510080415A CN 104669746 A CN104669746 A CN 104669746A
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- CN
- China
- Prior art keywords
- layer
- packaging material
- base material
- barrier
- thickness
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/06—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material
- B32B27/08—Layered products comprising a layer of synthetic resin as the main or only constituent of a layer, which is next to another layer of the same or of a different material of synthetic resin
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/18—Layered products comprising a layer of synthetic resin characterised by the use of special additives
- B32B27/20—Layered products comprising a layer of synthetic resin characterised by the use of special additives using fillers, pigments, thixotroping agents
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/32—Layered products comprising a layer of synthetic resin comprising polyolefins
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/34—Layered products comprising a layer of synthetic resin comprising polyamides
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B27/00—Layered products comprising a layer of synthetic resin
- B32B27/36—Layered products comprising a layer of synthetic resin comprising polyesters
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2250/00—Layers arrangement
- B32B2250/24—All layers being polymeric
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2307/00—Properties of the layers or laminate
- B32B2307/70—Other properties
- B32B2307/724—Permeability to gases, adsorption
- B32B2307/7242—Non-permeable
- B32B2307/7244—Oxygen barrier
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B32—LAYERED PRODUCTS
- B32B—LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA OF FLAT OR NON-FLAT, e.g. CELLULAR OR HONEYCOMB, FORM
- B32B2439/00—Containers; Receptacles
- B32B2439/70—Food packaging
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02W—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO WASTEWATER TREATMENT OR WASTE MANAGEMENT
- Y02W30/00—Technologies for solid waste management
- Y02W30/50—Reuse, recycling or recovery technologies
- Y02W30/80—Packaging reuse or recycling, e.g. of multilayer packaging
Landscapes
- Laminated Bodies (AREA)
Abstract
The invention relates to a lamination barrier packaging material. The lamination barrier packaging material comprises a barrier base material and a supporting layer base material which are compounded; a supporting layer is also coated with a shading layer and a printing layer; two side surfaces of the shading layer are respectively compounded with the supporting layer and the printing layer; a heat seal layer is arranged below the barrier base material, and is compounded with the barrier base material.
Description
The application is Chinese patent application (application number: 201010618052.7; The applying date: on December 31st, 2010; Denomination of invention: a kind of preparation method of laminated packaging material with barrier property) divisional application.
Technical field
The present invention relates to a kind of preparation method of packaging material, more particularly, relate to a kind of preparation method of laminated packaging material with barrier property.
Background technology
Aseptic packaging material is a kind of laminated multi-layer packaging material, and it, primarily of paper, plastic casing aluminium foil composition, has excellent oxygen barrier every wet function, so the food of its packaging comprises food liquid very long shelf life.
But this multilayer aseptic packaging material has the limitation of himself, first be, it needs direct cardboard to do printing receiving plane and supporting layer, very high requirement is had like this to the surface state of cardboard itself and fibre morphology, common cardboard is difficult to reach concrete print request, and papermaking will consume a large amount of timber, papermaking chemicals used is very large to the harm of environment; Secondly, it adopts aluminium foil as gas-barrier layer and light barriers, and aluminium foil is used on packaging material as barrier layer, is finished and will be thrown away, and there is the problems such as aluminium foil degraded is difficult, recovery difficulty, contaminated environment like this.
Summary of the invention
For this reason, technical problem to be solved by this invention has two, and the first directly prepares printing surface and supporting layer with cardboard, can have very high requirement to the surface state of cardboard itself and fibre morphology; It two is reduce the waste of aluminium foil, avoid by aluminium foil degrade difficult, reclaim the difficult environmental problem brought.
For achieving the above object, the technical solution adopted in the present invention is: a kind of preparation method of laminated packaging material with barrier property, and described preparation method is as follows:
Step one: the two sides of barrier base material are obtained two-sided barrier layer by surface-treated method;
Step 2 a: barrier layer in a side of supporting layer base material and described step one is carried out compound by extruding;
Step 3: composite protection layer on the another side barrier layer in described step 2, at the another side compound thermal sealing of described supporting layer base material.
Further, barrier base material in described step one is that polyester material or polyamide material are extruded stretching form by biaxial tension foam device is two-way, and its two sides are formed barrier layer by Surface Treatment with Plasma method by the two sides of barrier base material, the thickness of described barrier layer is 12-25 μm.
Further, the supporting layer base material in described step 2 comprises biaxial tension expanded polyolefin material, biaxial tension foamed polyester materials or common cardboard; Described supporting layer base material be biaxial tension expanded polyolefin material or biaxial tension foamed polyester materials time, its preparation method biaxial tension expanded polyolefin material or biaxial tension foamed polyester materials is extruded by biaxial tension foam device to form.
Further, one of them barrier layer in described step 3 with after described supporting layer base material compound, on another barrier layer described through pattern printing after on its printing surface composite protection layer.
Further, be also compounded with light shield layer between the protective layer in described step 3 and barrier layer, described light shield layer comprises polyolefin and Opacifying pigment, and its thickness is 20-30 μm.
Further, described protective layer is polypropylene layer or polyethylene layer, and the thickness of described protective layer is 10-20 μm.
Further, the thickness of described supporting layer is 40-80 μm.
Further, described hot sealing layer is mixed by metallocene PE or low density polyethylene (LDPE), and wherein the weight content of metallocene PE is 35-85%, and the thickness of hot sealing layer is 15-25 μm.
By the laminated packaging material with barrier property that above-mentioned preparation method obtains, comprise barrier base material and supporting layer base material, described barrier base material and supporting layer base material phase compound, the top of described supporting layer is also covered with light shield layer and printed layers, the two sides of described light shield layer are respectively with supporting layer and printed layers phase compound, the below of described barrier base material is provided with hot sealing layer, and described hot sealing layer is with described barrier base material phase compound.
Further, the upper side of described printed layers is also bonded with protective layer, and described protective layer is polypropylene layer or polyethylene layer, and the thickness of described protective layer is 10-20 μm.
Further, described Opacifying pigment adopt in carbon black, titanium dioxide, potter's clay one or both, when employing two kinds, two kinds of pigment mix coextrusion respectively with polyolefin.
Compared to existing technology, beneficial effect of the present invention is:
A laminated packaging material with barrier property, is compounded with light shield layer and printed layers at supporting layer upper side, reduces the requirement to cardboard, reduce cost;
B the present invention, by the method for plasma treatment barrier base material, forms barrier layer for replacing aluminium foil in two sides of barrier base material, decreases and discharges by aluminium foil the problem that recovery is difficult and degraded is difficult brought, improve the rejection rate of oxygen simultaneously.The most high pass rate only 1.5cc/day.m of the oxygen of packaging material that test result surface adopts method of the present invention to prepare
2, far below the OTR oxygen transmission rate of used packaging material.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of laminated packaging material with barrier property of the present invention.
In figure: 1, protective layer 2, printed layers 3, light shield layer 4, supporting layer 5, barrier base material 6, barrier layer 7, hot sealing layer.
Detailed description of the invention
A preparation method for laminated packaging material with barrier property, described preparation method is as follows:
Step one: the two sides of barrier base material are obtained two-sided barrier layer by surface-treated method;
Step 2 a: barrier layer in a side of supporting layer base material and described step one is carried out compound by extruding
Step 3: composite protection layer on the another side barrier layer in described step 2, at the another side compound thermal sealing of described supporting layer base material.
Barrier base material wherein in step one is that polyester material or polyamide material are extruded stretching form by biaxial tension foam device is two-way, and its two sides are formed barrier layer by Surface Treatment with Plasma method by the two sides of barrier base material, the thickness of the barrier layer formed is 12-25 μm.
Supporting layer base material in step 2 comprises biaxial tension expanded polyolefin material, biaxial tension foamed polyester materials or common cardboard; When supporting layer base material be biaxial tension expanded polyolefin material or biaxial tension foamed polyester materials time, its preparation method biaxial tension expanded polyolefin material or biaxial tension foamed polyester materials is extruded by biaxial tension foam device to form.
One of them barrier layer in step 3 with after supporting layer base material compound, on another barrier layer through pattern printing after on its printing surface composite protection layer.
In addition; can protective layer in step 3 and be also compounded with light shield layer between barrier layer; light shield layer comprises polyolefin and Opacifying pigment; its thickness is 20-30 μm; Opacifying pigment wherein adopt in carbon black, titanium dioxide, potter's clay one or both; when employing two kinds, two kinds of pigment mix coextrusion respectively with polyolefin.
Protective layer is polypropylene layer or polyethylene layer, and the thickness of protective layer is 10-20 μm.
The thickness of supporting layer is 40-80 μm; Hot sealing layer is mixed by metallocene PE or low density polyethylene (LDPE), and wherein the weight content of metallocene PE is 35-85%, and the thickness of hot sealing layer is 15-25 μm.
By the laminated packaging material with barrier property that above-mentioned preparation method obtains, as shown in Figure 1, comprise barrier base material and supporting layer base material, barrier base material and supporting layer base material phase compound, the top of supporting layer is also covered with light shield layer and printed layers, the two sides of light shield layer are respectively with supporting layer and printed layers phase compound, and the below of barrier base material is provided with hot sealing layer, and hot sealing layer is with barrier base material phase compound.
Embodiment 1
Structure as shown in Figure 1,
Protective layer 1 is polyethylene layer, and the thickness of protective layer 1 is 20 μm;
Light shield layer 3 comprises vistanex, carbon black and titanium dioxide, and wherein carbon black is 10% of light shield layer, and titanium dioxide is 20% of light shield layer, and surplus is polyolefin, and wherein carbon black and titanium dioxide mix coextrusion respectively with polyolefin, and the thickness of light shield layer is 30 μm;
Supporting layer 4 is biaxial tension foamed polyester materials, and the thickness of supporting layer is 40 μm;
Two-sided barrier layer 6 thickness obtained by Surface Treatment with Plasma method is 0.2 μm;
Barrier base material 5 is two-way stretching polyamide material, and the thickness of barrier base material 5 is 20 μm;
Metallocene PE content in hot sealing layer 7 is 35%, and all the other are low density polyethylene (LDPE), and the thickness of hot sealing layer 8 is 15 μm.
Oxygen transit dose is 1.5cc/day.m
2.
Embodiment 2
As shown in Figure 1, the difference wherein with embodiment 1 is structure:
Protective layer 1 is polypropylene layer, and the thickness of protective layer 1 is 15 μm;
Opacifying pigment in light shield layer 3 is silica, and silica is 30% of light shield layer, and the thickness of light shield layer 3 is 28 μm:
Supporting layer 4 is biaxial tension expanded polyolefin material, and the thickness of supporting layer is 70 μm;
Two-sided barrier layer 6 thickness obtained by Surface Treatment with Plasma method is 0.02 μm;
Barrier base material 5 is biaxial stretching polyester material, and the thickness of barrier base material 5 is 12 μm;
Metallocene PE content in hot sealing layer 7 is 60%, and all the other are low density polyethylene (LDPE), and the thickness of hot sealing layer 8 is 18 μm.
Oxygen transit dose is 1.1cc/day.m
2.
Embodiment 3
As shown in Figure 1, the difference wherein with embodiment 1 is structure:
The thickness of protective layer 1 is 10 μm;
Light shield layer 3 comprises vistanex and titanium dioxide, and wherein vistanex is 10% of light shield layer, and titanium dioxide is 20% of light shield layer, and wherein vistanex and titanium dioxide mix coextrusion respectively with polyolefin, and the thickness of light shield layer 3 is 25 μm;
Supporting layer 4 is non-bleached paperboard, and the thickness of supporting layer 4 is 80 μm;
Two-sided barrier layer 6 thickness obtained by Surface Treatment with Plasma method is 0.08 μm;
The thickness of barrier base material 5 is 25 μm;
Metallocene PE content in hot sealing layer 7 is 70%, and all the other are low density polyethylene (LDPE), and the thickness of hot sealing layer 8 is 25 μm;
Oxygen transit dose is 1.2cc/day.m
2.
Embodiment 4
As shown in Figure 1, the difference wherein with embodiment 1 is structure:
Protective layer 1 is polypropylene layer, and the thickness of protective layer 1 is 15 μm;
Light shield layer 3 is carbon black, and carbon black is 20% of light shield layer, and the thickness of light shield layer 3 is 20 μm;
Supporting layer 4 is non-bleached paperboard, and the thickness of supporting layer 4 is 60 μm;
Two-sided barrier layer 6 thickness obtained by Surface Treatment with Plasma method is 0.l μm;
The thickness of barrier base material 5 is 25 μm;
Metallocene PE content in hot sealing layer 7 is 85%, and all the other are low density polyethylene (LDPE), and the thickness of hot sealing layer 8 is 20 μm.
Oxygen transit dose is 1.3cc/day.m
2.
Above embodiment is only be described the preferred embodiment of the present invention; not scope of the present invention is limited; under not departing from the present invention and designing the prerequisite of spirit; the various distortion that the common engineers and technicians in this area make technical scheme of the present invention and improvement, all should fall in protection domain that claims of the present invention determine.
Claims (10)
1. a laminated packaging material with barrier property, comprise barrier base material and supporting layer base material, described barrier base material and supporting layer base material phase compound, the top of described supporting layer is also covered with light shield layer and printed layers, the two sides of described light shield layer are respectively with supporting layer and printed layers phase compound, the below of described barrier base material is provided with hot sealing layer, and described hot sealing layer is with described barrier base material phase compound.
2. packaging material according to claim 1, the upper side of wherein said printed layers is also bonded with protective layer.
3. packaging material according to claim 2, wherein said protective layer is polypropylene layer or polyethylene layer.
4. packaging material according to claim 2, the thickness of wherein said protective layer is 10-20 μm.
5. packaging material according to claim 1, wherein said light shield layer comprises polyolefin and Opacifying pigment.
6. packaging material according to claim 5, wherein said light shield layer thickness is 20-30 μm.
7. packaging material according to claim 5, wherein said Opacifying pigment adopt in carbon black, titanium dioxide, potter's clay one or both, when employing two kinds, two kinds of pigment mix coextrusion respectively with polyolefin.
8. packaging material according to claim 1, the thickness of wherein said supporting layer is 40-80 μm.
9. packaging material according to claim 1, wherein said hot sealing layer is mixed by metallocene PE or low density polyethylene (LDPE), and wherein the weight content of metallocene PE is 35-85%.
10. packaging material according to claim 1, the thickness of wherein said hot sealing layer is 15-25 μm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510080415.9A CN104669746B (en) | 2010-08-27 | 2010-12-31 | A kind of laminated packaging material with barrier property |
Applications Claiming Priority (4)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010102646706 | 2010-08-27 | ||
| CN201010264670 | 2010-08-27 | ||
| CN201010618052.7A CN102886948B (en) | 2010-08-27 | 2010-12-31 | Preparation method of laminated packaging material with barrier property |
| CN201510080415.9A CN104669746B (en) | 2010-08-27 | 2010-12-31 | A kind of laminated packaging material with barrier property |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201010618052.7A Division CN102886948B (en) | 2010-08-27 | 2010-12-31 | Preparation method of laminated packaging material with barrier property |
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| Publication Number | Publication Date |
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| CN104669746A true CN104669746A (en) | 2015-06-03 |
| CN104669746B CN104669746B (en) | 2018-03-23 |
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| CN201010618052.7A Active CN102886948B (en) | 2010-08-27 | 2010-12-31 | Preparation method of laminated packaging material with barrier property |
| CN201510080415.9A Active CN104669746B (en) | 2010-08-27 | 2010-12-31 | A kind of laminated packaging material with barrier property |
| CN2010106180387A Active CN102380989B (en) | 2010-08-27 | 2010-12-31 | Preparation method for lamination blocking type package materials |
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Families Citing this family (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102634293B (en) * | 2012-04-12 | 2013-08-21 | 佛山市亿达胶粘制品有限公司 | Production technology for thermoplastic macromolecule laminating film composite interleaving-paper-free aluminum-foil adhesive tape |
| JP6390976B2 (en) * | 2013-06-21 | 2018-09-19 | 三菱瓦斯化学株式会社 | Oxygen detection multilayer body, and oxygen detection packaging material and oxygen scavenger packaging body using the same |
| CN103722841B (en) * | 2014-01-26 | 2015-07-01 | 江苏科德宝建筑节能科技有限公司 | Antimicrobial film |
| CN104476871A (en) * | 2014-12-08 | 2015-04-01 | 江苏申凯包装高新技术股份有限公司 | Low-cost oxygen-blocking packaging film |
| CN104553290B (en) * | 2015-01-09 | 2018-01-09 | 纷美(北京)贸易有限公司 | The production line of compound package material of the production with different Quick Response Codes |
| CN110525798A (en) * | 2015-01-09 | 2019-12-03 | 纷美(北京)贸易有限公司 | Compound package material, its manufacturing method, sheet material group, sealed package |
| CN106225659A (en) * | 2016-08-27 | 2016-12-14 | 中南大学 | A kind of improve the pressure drag displacement transducer linearity and the method for sensitivity |
| CN108116768A (en) * | 2017-12-13 | 2018-06-05 | 山东新巨丰泰东包装有限公司 | A kind of aseptic packaging material and sterile packaging container |
| CN111546730B (en) * | 2020-03-25 | 2021-08-03 | 乐美包装（昆山）有限公司 | Composite packaging material and manufacturing method thereof |
| TWI777550B (en) * | 2021-05-10 | 2022-09-11 | 東安生技實業股份有限公司 | Packaging materials and packaging bags for filling hair dyes |
| CN113912897B (en) * | 2021-10-29 | 2023-03-17 | 昆山运城塑业有限公司 | BOPA composite film with guanidine-modified surface and preparation method thereof |
| CN114368205A (en) * | 2021-12-15 | 2022-04-19 | 乐美包装（昆山）有限公司 | Packaging composite material, manufacturing method and packaging container |
| CN115431616B (en) * | 2022-08-31 | 2024-04-09 | 河南华福包装科技有限公司 | Composite paper silicon oxide high-barrier film packaging material and preparation method and application thereof |
| CN115991045B (en) * | 2023-03-22 | 2023-05-23 | 山东旭喜新材料科技有限公司 | Biodegradable film capable of replacing aluminum plastic film, preparation method thereof and packaging bag |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN102380989B (en) | 2013-11-13 |
| CN102886948A (en) | 2013-01-23 |
| CN102380989A (en) | 2012-03-21 |
| CN102886948B (en) | 2015-02-18 |
| CN104669746B (en) | 2018-03-23 |
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