CN104742463A - High-barrier high-temperature-resistant sterilization digestion membrane and preparation method thereof - Google Patents
High-barrier high-temperature-resistant sterilization digestion membrane and preparation method thereof Download PDFInfo
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- CN104742463A CN104742463A CN201510182717.7A CN201510182717A CN104742463A CN 104742463 A CN104742463 A CN 104742463A CN 201510182717 A CN201510182717 A CN 201510182717A CN 104742463 A CN104742463 A CN 104742463A
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- layer
- sandwich layer
- high temperature
- temperature resistant
- polypropylene resin
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- 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
-
- 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
-
- 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
- B32B37/00—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding
- B32B37/02—Methods or apparatus for laminating, e.g. by curing or by ultrasonic bonding characterised by a sequence of laminating steps, e.g. by adding new layers at consecutive laminating stations
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Abstract
The invention belongs to the technical field of digestion membranes. A high-barrier high-temperature-resistant sterilization digestion membrane is characterized by being formed by performing curtain coating and co-extrusion on four layers, including a heat seal layer, a fire core layer, a second core layer and a corona layer which are arranged sequentially, have the mass percentage of 20%, 30%, 30% and 20%; the heat seal layer is formed by mixing polypropylene resin, an abherent and a slipping agent. The addition amount of the abherent is 2% of the mass of the polypropylene resin; the addition amount of the slipping agent is 2.5% of the mass of the polypropylene resin; the first core layer is prepared by mixing drawing-level polypropylene resin, an elastomer, nylon and a slipping agent; the material of the second core layer is the same as the material of the first core layer. The digestion membrane prepared by the method provided by the invention has the characteristics of high temperature resistance, as well as difficulty in deformation, high heat seal intensity, strong penetration resistance, good toughness and good impact resistance under high temperature.
Description
Technical field
The invention belongs to boiling technical field of membrane, be specifically related to a kind of high-barrier high temperature resistant sterilization boiling film and preparation method thereof.
Background technology
Existing boiling film, its heat-resisting quantity has much room for improvement.
Summary of the invention
The object of the present invention is to provide a kind of high-barrier high temperature resistant sterilization boiling film and preparation method thereof, boiling film prepared by the method has high temperature resistant good feature.
To achieve these goals, the technical solution used in the present invention is: a kind of high-barrier is high temperature resistant sterilization boiling film, it is characterized in that by hot sealing layer, the first sandwich layer, the second sandwich layer, corona layer, it arranges that curtain coating four layers is co-extruded successively; Shared by described hot sealing layer, the first sandwich layer, the second sandwich layer, corona layer, mass percent is respectively: 20%, 30%, 30%, 20%;
The material of described hot sealing layer is mixed by acrylic resin (F800E) [binary copolymerization resin F800E], antitack agent and slipping agent, the addition of antitack agent is 2% of acrylic resin quality, and the addition of slipping agent is 2.5% of acrylic resin quality;
The material of the first described sandwich layer is mixed by wire drawing grade polypropylene resin (HOPP resin wire drawing level T03S), elastomer, nylon (PA) and slipping agent, elastomeric addition is 15% of wire drawing grade polypropylene resin quality, the addition of nylon (PA) is 50% of wire drawing grade polypropylene resin quality, and the addition of slipping agent is 0.8% of wire drawing grade polypropylene resin quality;
The material of the second described sandwich layer is identical with the material of the first described sandwich layer.
Described antitack agent is general antitack agent AB6018PP, the SiO of Constant
2in one; Described slipping agent is the one in the general slipping agent GL5068PP of Constant, oleamide (or oleamide), erucyl amide, ethylene bis stearamide.
Elastomer comprises the one in the high-elastic gonosome of ethene, butadiene-styrene rubber, butadiene rubber, isoprene rubber, EP rubbers, butyl rubber, neoprene and acrylonitrile-butadiene rubber etc.Described slipping agent is the one in oleamide (or oleamide), erucyl amide, ethylene bis stearamide.
The material of described corona layer is the F800EDF[PP China Petrochemical Industry Shanghai F800EDF trade mark, oil of SPC random copolymerization casting films (corona) layer F800EDF].
The preparation method of above-mentioned a kind of high-barrier high temperature resistant sterilization boiling film, is characterized in that it comprises the steps:
1) be respectively by mass percent shared by hot sealing layer, the first sandwich layer, the second sandwich layer, corona layer: 20%, 30%, 30%, 20%, choose the material of hot sealing layer, the first sandwich layer, the second sandwich layer, corona layer;
2) hot sealing layer, the first sandwich layer, the second sandwich layer, corona layer are arranged curtain coating four layers of co-extrusion successively, obtain high-barrier high temperature resistant sterilization boiling film.
The invention has the beneficial effects as follows: boiling film prepared by the method has high temperature resistant (can bear more than 125 DEG C 40 minutes thermophilic digestions), under high temperature (more than 125 DEG C), the pliability not yielding, heat seal strength is high, puncture resistance is strong, good, the feature that shock resistance is good.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
In figure: 1-hot sealing layer, 2-first sandwich layer, 3-second sandwich layer, 4-corona layer.
Detailed description of the invention
In order to understand the present invention better, illustrate content of the present invention further below in conjunction with embodiment, but content of the present invention is not only confined to the following examples.
Embodiment 1:
As shown in Figure 1, a kind of high-barrier is high temperature resistant sterilization boiling film, by hot sealing layer 1, first sandwich layer 2, second sandwich layer 3, corona layer 4, it arranges that curtain coating four layers is co-extruded successively; Shared by described hot sealing layer 1, first sandwich layer 2, second sandwich layer 3, corona layer 4, mass percent is respectively: 20%, 30%, 30%, 20%;
The material of described hot sealing layer is mixed by acrylic resin (F800E) [binary copolymerization resin F800E], antitack agent and slipping agent, the addition of antitack agent is 2% of acrylic resin quality, and the addition of slipping agent is 2.5% of acrylic resin quality.Described antitack agent is general antitack agent AB6018PP, the SiO of Constant
2in one; Described slipping agent is the one in the general slipping agent GL5068PP of Constant, oleamide (or oleamide), erucyl amide, ethylene bis stearamide.Better coefficient of friction and heat sealability are provided.
The material of the first described sandwich layer is mixed by wire drawing grade polypropylene resin (HOPP resin wire drawing level T03S), elastomer, nylon (PA) and slipping agent, elastomeric addition is 15% of wire drawing grade polypropylene resin quality, the addition of nylon (PA) is 50% of wire drawing grade polypropylene resin quality, and the addition of slipping agent is 0.8% of wire drawing grade polypropylene resin quality.Elastomer comprises the one in the high-elastic gonosome of ethene, butadiene-styrene rubber, butadiene rubber, isoprene rubber, EP rubbers, butyl rubber, neoprene and acrylonitrile-butadiene rubber etc.Described slipping agent is the one in oleamide (or oleamide), erucyl amide, ethylene bis stearamide.Adopt nylon (PA) to provide the tensile property of more high strength with this, there is better puncture resistance, high-barrier, high temperature resistant.
The material of the second described sandwich layer is identical with the material of the first described sandwich layer.
The material of described corona layer is the F800EDF[PP China Petrochemical Industry Shanghai F800EDF trade mark, oil of SPC random copolymerization casting films (corona) layer F800EDF, oil of SPC PP polypropylene plastics particle F800EDF].This kind of raw material is bipolymer, outside the pliability keeping former film, also provides good combined strength bination for follow-up combination process.
The preparation method of above-mentioned a kind of high-barrier high temperature resistant sterilization boiling film, it comprises the steps:
1) be respectively by mass percent shared by hot sealing layer 1, first sandwich layer 2, second sandwich layer 3, corona layer 4: 20%, 30%, 30%, 20%, choose the material of hot sealing layer 1, first sandwich layer 2, second sandwich layer 3, corona layer 4;
2) hot sealing layer 1, first sandwich layer 2, second sandwich layer 3, corona layer 4 are arranged curtain coating four layers of co-extrusion successively, obtain high-barrier high temperature resistant sterilization boiling film.
Main advantage of the present invention is as follows:
1) product is high temperature resistant, can bear more than 125 DEG C 40 minutes thermophilic digestions.
2), under high temperature, not yielding, heat seal strength is high, and puncture resistance is strong.
3) have good pliability, shock resistance is good.
4) can with nylon (PA), polyester film compound, provides better combined package bag.
Claims (6)
1. a high-barrier high temperature resistant sterilization boiling film, is characterized in that by hot sealing layer, the first sandwich layer, the second sandwich layer, corona layer, it arranges that curtain coating four layers is co-extruded successively; Shared by described hot sealing layer, the first sandwich layer, the second sandwich layer, corona layer, mass percent is respectively: 20%, 30%, 30%, 20%;
The material of described hot sealing layer is mixed by acrylic resin (F800E), antitack agent and slipping agent, and the addition of antitack agent is 2% of acrylic resin quality, and the addition of slipping agent is 2.5% of acrylic resin quality;
The material of the first described sandwich layer is mixed by wire drawing grade polypropylene resin, elastomer, nylon (PA) and slipping agent, elastomeric addition is 15% of wire drawing grade polypropylene resin quality, the addition of nylon (PA) is 50% of wire drawing grade polypropylene resin quality, and the addition of slipping agent is 0.8% of wire drawing grade polypropylene resin quality;
The material of the second described sandwich layer is identical with the material of the first described sandwich layer.
2. a kind of high-barrier according to claim 1 high temperature resistant sterilization boiling film, is characterized in that: described antitack agent is SiO
2.
3. a kind of high-barrier according to claim 1 high temperature resistant sterilization boiling film, is characterized in that: described slipping agent is the one in oleamide, erucyl amide, ethylene bis stearamide.
4. a kind of high-barrier according to claim 1 high temperature resistant sterilization boiling film, is characterized in that: elastomer comprises the one in butadiene-styrene rubber, butadiene rubber, isoprene rubber, EP rubbers, butyl rubber, neoprene and acrylonitrile-butadiene rubber.
5. a kind of high-barrier according to claim 1 high temperature resistant sterilization boiling film, is characterized in that: the material of described corona layer is F800EDF.
6. the preparation method of a kind of high-barrier as claimed in claim 1 high temperature resistant sterilization boiling film, is characterized in that it comprises the steps:
1) be respectively by mass percent shared by hot sealing layer, the first sandwich layer, the second sandwich layer, corona layer: 20%, 30%, 30%, 20%, choose the material of hot sealing layer, the first sandwich layer, the second sandwich layer, corona layer;
2) hot sealing layer, the first sandwich layer, the second sandwich layer, corona layer are arranged curtain coating four layers of co-extrusion successively, obtain high-barrier high temperature resistant sterilization boiling film.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510182717.7A CN104742463A (en) | 2015-04-17 | 2015-04-17 | High-barrier high-temperature-resistant sterilization digestion membrane and preparation method thereof |
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|---|---|---|---|
| CN201510182717.7A CN104742463A (en) | 2015-04-17 | 2015-04-17 | High-barrier high-temperature-resistant sterilization digestion membrane and preparation method thereof |
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| CN104742463A true CN104742463A (en) | 2015-07-01 |
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| CN201510182717.7A Pending CN104742463A (en) | 2015-04-17 | 2015-04-17 | High-barrier high-temperature-resistant sterilization digestion membrane and preparation method thereof |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105856776A (en) * | 2016-03-31 | 2016-08-17 | 湖北德威包装科技有限公司 | Puncture-resistant high-temperature fresh-keeping cooking film and preparation method thereof |
| CN106366438A (en) * | 2016-08-30 | 2017-02-01 | 晋江市新合发塑胶印刷有限公司 | Odorless high-temperature-resistant cooking film and manufacturing method thereof |
| CN107264957A (en) * | 2017-07-07 | 2017-10-20 | 贺电 | A kind of food packaging barbecue bag |
| CN109177412A (en) * | 2018-03-16 | 2019-01-11 | 中塑新材料科技（杭州）有限公司 | A kind of multi-layer co-extruded digestion resistant high-resistant diaphragm |
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| CN1919597A (en) * | 2006-07-19 | 2007-02-28 | 唐新国 | Cast polypropylene film with low heat-sealing temperature and high heat-sealing strength |
| CN101659141A (en) * | 2009-06-30 | 2010-03-03 | 湖北慧狮塑业股份有限公司 | Ultra-low temperature heat sealing polypropylene casting film |
| CN201980564U (en) * | 2010-12-23 | 2011-09-21 | 黄山永新股份有限公司 | Composite film with high barrier property and boiling resistance, and bag with boiling resistance |
| CN202293532U (en) * | 2011-11-04 | 2012-07-04 | 任丘市京开塑业有限公司 | Toughened film resistant to low-temperature refrigeration and cold storage and resistant to semi-high-temperature cooking |
| CN202319192U (en) * | 2011-11-16 | 2012-07-11 | 宁波可人复合材料有限公司 | Light-elimination type multi-functional polyamide preservation film |
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2015
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Patent Citations (5)
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| CN1919597A (en) * | 2006-07-19 | 2007-02-28 | 唐新国 | Cast polypropylene film with low heat-sealing temperature and high heat-sealing strength |
| CN101659141A (en) * | 2009-06-30 | 2010-03-03 | 湖北慧狮塑业股份有限公司 | Ultra-low temperature heat sealing polypropylene casting film |
| CN201980564U (en) * | 2010-12-23 | 2011-09-21 | 黄山永新股份有限公司 | Composite film with high barrier property and boiling resistance, and bag with boiling resistance |
| CN202293532U (en) * | 2011-11-04 | 2012-07-04 | 任丘市京开塑业有限公司 | Toughened film resistant to low-temperature refrigeration and cold storage and resistant to semi-high-temperature cooking |
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| 张玉龙等: "《塑料吹塑成型入门》", 31 May 2009, 北京化学工业出版社 * |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105856776A (en) * | 2016-03-31 | 2016-08-17 | 湖北德威包装科技有限公司 | Puncture-resistant high-temperature fresh-keeping cooking film and preparation method thereof |
| CN105856776B (en) * | 2016-03-31 | 2018-07-20 | 湖北德威包装科技有限公司 | A kind of puncture-resistant high temperature fresh-keeping boiling film and preparation method thereof |
| CN106366438A (en) * | 2016-08-30 | 2017-02-01 | 晋江市新合发塑胶印刷有限公司 | Odorless high-temperature-resistant cooking film and manufacturing method thereof |
| CN106366438B (en) * | 2016-08-30 | 2018-09-11 | 晋江市新合发塑胶印刷有限公司 | Odorlessness digestion resistant film and preparation method thereof |
| CN107264957A (en) * | 2017-07-07 | 2017-10-20 | 贺电 | A kind of food packaging barbecue bag |
| CN109177412A (en) * | 2018-03-16 | 2019-01-11 | 中塑新材料科技（杭州）有限公司 | A kind of multi-layer co-extruded digestion resistant high-resistant diaphragm |
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Application publication date: 20150701 |