CN109747954A - A kind of New-type food packing bag and its production method - Google Patents
A kind of New-type food packing bag and its production method Download PDFInfo
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- CN109747954A CN109747954A CN201711087655.7A CN201711087655A CN109747954A CN 109747954 A CN109747954 A CN 109747954A CN 201711087655 A CN201711087655 A CN 201711087655A CN 109747954 A CN109747954 A CN 109747954A
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Abstract
The invention discloses a kind of New-type food packing bag and its production method, New-type food packing bag is composite layered structure, and the composite layered structure includes the PET film set gradually, brown paper, LDPE film, aluminium foil and PE film；The production method of New-type food packing bag is the following steps are included: (1) PET film prints；(2) multiple brown paper/LDPE/ aluminium foil is squeezed；(3) multiple PET film is done；(4) multiple PE film is done；(5) curing and bag making.A kind of New-type food packing bag provided by the invention and its production method, finally obtained product shape is exquisite, meets the requirement of high-performance, high added value, while also having obtained significant improvement in terms of air-tightness.
Description
Technical field
The present invention relates to Food Packaging technology field, especially a kind of New-type food packing bag and its production method.
Background technique
Food pack class product packaging has a single function at present, merely for the purpose of packaging, offers convenience to consumer, but
It is to pack excessively single, is unable to satisfy the requirement of high added value, high-performance packaging bag, while also having much room for improvement in terms of air-tightness,
Therefore, for above situation, a kind of novel food pack has been specifically designed it.
Summary of the invention
In view of this, being finally obtained the purpose of the present invention is to provide a kind of New-type food packing bag and its production method
Product packaging bags shapes it is exquisite, meet the requirement of high-performance, high added value, while also having obtained changing greatly very much in terms of air-tightness
Into.
The technical solution of the present invention is as follows: a kind of New-type food packing bag, is composite layered structure, the composite layered structure
Including PET film, brown paper, LDPE film, aluminium foil and the PE film set gradually.
A kind of New-type food packing bag production method, includes the following steps,
(1) PET film prints: PET polyester film is printed in advance；
(2) it squeezes multiple brown paper/LDPE/ aluminium foil: drenching the molten squeezed out on multiple by laminating machine between brown paper and aluminium foil
The lamination resin of state, lamination resin is mixed using high binder and metallocene linear material in 3: 1 ratios, then is pressed by chill roll
Bonding, obtains brown paper/LDPE/ aluminium foil composite layer；
(3) it does multiple PET film: being glued on the PET polyester film printed in advance, is placed in drying oven after drying, to add
PET film and brown paper/LDPE/ aluminium foil are combined with each other by hot-rolling pressure, obtain PET film/LDPE/ aluminium foil composite layer；
(4) it does multiple PE film: being glued on PE film, be placed in drying oven after drying, pressed with heating roller by PE film and PET
Film/LDPE/ aluminium foil is combined with each other, and obtains PET film/LDPE/ aluminium foil/PE film lamination layer structure；
(5) curing and bag making: by PET film/LDPE/ aluminium foil/PE film lamination layer structure be placed in 45 DEG C, under conditions of 48h it is ripe
To change, the material after curing enters bag making process, and it can be made into bag after longitudinally, laterally hot wind scalds knife heating, gas leakage need to be detected,
It is air tight under conditions of -0.06MPA, 15s, be not broken into qualification.
Preferably, step (2) the mesohigh material uses Yanshan Petrochemical 1C7A, and the metallocene linear material is made pottery using the U.S.
Family name's chemistry 5815.
Preferably, the production process that laminating machine squeezes out in the step (2) are as follows: hopper → laminating machine screw rod → spiral shell neck → mould
Head → membrane → and substrate bonding.
Preferably, the laminating machine extruder temperature is 325 ± 5 DEG C.
Preferably, PET film is glued using 110 line applicator rolls in the step (3), and glue uses polyurethane adhesive T750/ second
Ester gum, the proportion of polyurethane adhesive T750/ ethyl ester are 20: 16.
Preferably, drying oven is divided into the drying of twoth area in the step (3), and Zhong-1 block temperature is set as 60 DEG C, 2nd area
Temperature is set as 70 DEG C, 80 DEG C.
Preferably, glue uses boss's polyurethane LF518/H108J glue in the step (4), and the proportion of LF518/H108J is
100∶80。
Compared with prior art, the invention has the following beneficial effects: a kind of New-type food packing bags provided by the invention
And its production method, obtained food pack have good physical property, as heat seal strength is high, penetrability is small, oxygen permeability
Small, hermetic seal is very good, and the shape of final products packaging bag is exquisite, meets the requirement of high-performance, high added value, while air-tightness
Aspect has also obtained significant improvement.
Specific embodiment
With reference to embodiment, the present invention will be further described.
A kind of New-type food packing bag is composite layered structure, and composite layered structure includes the PET film set gradually, ox
Mulberry paper, LDPE film, aluminium foil and PE film.
A kind of New-type food packing bag production method, comprising the following steps:
(1) PET film prints: PET polyester film is printed in advance.
(2) it squeezes multiple brown paper/LDPE/ aluminium foil: drenching the molten squeezed out on multiple by laminating machine between brown paper and aluminium foil
The lamination resin of state, lamination resin is mixed using high binder and metallocene linear material in 3: 1 ratios, then is pressed by chill roll
Bonding, obtains brown paper/LDPE/ aluminium foil composite layer；
In this step (2), high binder uses Yanshan Petrochemical 1C7A, and metallocene linear material uses Dow Chemical 5815.
The specific process that laminating machine squeezes out are as follows: hopper → laminating machine screw rod (325 ± 5 DEG C) → spiral shell neck → die head → membrane →
It is bonded with substrate.
(3) it does multiple PET film: being glued on the PET polyester film printed in advance, is placed in drying oven after drying, to add
PET film and brown paper/LDPE/ aluminium foil are combined with each other by hot-rolling pressure, obtain PET film/LDPE/ aluminium foil composite layer；
In this step (3), PET film is glued using 110 line applicator rolls, and glue uses polyurethane adhesive T750/ ethyl ester glue, poly- ammonia
The proportion of ester gum T750/ ethyl ester is 20: 16.
Drying oven is divided into the drying of twoth area, and Zhong-1 block temperature is set as 60 DEG C, and two area's temperature are set as 70 DEG C, 80 DEG C.
(4) it does multiple PE film: being glued on PE film, be placed in drying oven after drying, pressed with heating roller by PE film and PET
Film/LDPE/ aluminium foil is combined with each other, and obtains PET film/LDPE/ aluminium foil/PE film lamination layer structure；The zone temperature of drying oven
Setting is consistent with step (3).
In this step (4), glue uses boss's polyurethane LF518/H108J glue, and the proportion of LF518/H108J is 100: 80.
(5) curing and bag making: by PET film/LDPE/ aluminium foil/PE film lamination layer structure be placed in 45 DEG C, under conditions of 48h it is ripe
To change, the material after curing enters bag making process, and it can be made into bag after longitudinally, laterally hot wind scalds knife heating, gas leakage need to be detected,
It is air tight under conditions of -0.06MPA, 15s, be not broken into qualification.
A kind of New-type food packing bag provided by the invention and its production method, obtained food pack is in physical property
Aspect, heat seal strength > 28N, moisture-inhibiting < 0.5g/m2.24h, oxygen flow < cm3/0.01kpa.24h, air-tightness in -0.06MP,
15s is air tight, is very suitable for melon seed bag etc., and caramel melon seed bag, which has been gone into operation, at present enters in market, and prospect is very vast.
The above embodiments are merely a preferred embodiment of the present invention, and cannot limit interest field of the invention with this, because
This is still within the scope of the present invention according to modification, equivalent variations, improvement etc. made by scope of the present invention patent.
Claims (8)
1. a kind of New-type food packing bag, it is characterised in that: be composite layered structure, the composite layered structure includes successively setting
PET film, brown paper, LDPE film, aluminium foil and the PE film set.
2. a kind of New-type food packing bag production method as described in claim 1, it is characterised in that: include the following steps,
(1) PET film prints: PET polyester film is printed in advance；
(2) it squeezes multiple brown paper/LDPE/ aluminium foil: drenching the molten condition squeezed out on multiple by laminating machine between brown paper and aluminium foil
Lamination resin, lamination resin are mixed using high binder and metallocene linear material in 3: 1 ratios, then are pressed and glued by chill roll
It closes, obtains brown paper/LDPE/ aluminium foil composite layer；
(3) it does multiple PET film: being glued on the PET polyester film printed in advance, is placed in drying oven after drying, with heating roller
PET film and brown paper/LDPE/ aluminium foil are combined with each other by pressure, obtain PET film/LDPE/ aluminium foil composite layer；
(4) do multiple PE film: being glued on PE film, be placed in drying oven it is dry after, with heating roller pressure by PE film and PET film/
LDPE/ aluminium foil is combined with each other, and obtains PET film/LDPE/ aluminium foil/PE film lamination layer structure；
(5) curing and bag making: being placed in 45 DEG C for PET film/LDPE/ aluminium foil/PE film lamination layer structure, cure under conditions of 48h, ripe
Material after change enters bag making process, can be made into bag after longitudinally, laterally hot wind scalds knife heating, need to detect gas leakage ,-
It is air tight under conditions of 0.06MPA, 15s, be not broken into qualification.
3. a kind of New-type food packing bag production method according to claim 2, it is characterised in that: in the step (2)
High binder uses Yanshan Petrochemical 1C7A, and the metallocene linear material uses Dow Chemical 5815.
4. a kind of New-type food packing bag production method according to claim 2, it is characterised in that: in the step (2)
The production process that laminating machine squeezes out are as follows: hopper → laminating machine screw rod → spiral shell neck → die head → membrane → and substrate bonding.
5. a kind of New-type food packing bag production method according to claim 4, it is characterised in that: the laminating machine screw rod
Temperature is 325 ± 5 DEG C.
6. a kind of New-type food packing bag production method according to claim 2, it is characterised in that: in the step (3)
PET film is glued using 110 line applicator rolls, and glue uses polyurethane adhesive T750/ ethyl ester glue, the proportion of polyurethane adhesive T750/ ethyl ester
It is 20: 16.
7. a kind of New-type food packing bag production method according to claim 2, it is characterised in that: in the step (3)
Drying oven is divided into the drying of twoth area, and Zhong-1 block temperature is set as 60 DEG C, and two area's temperature are set as 70 DEG C, 80 DEG C.
8. a kind of New-type food packing bag production method according to claim 2, it is characterised in that: in the step (4)
Glue uses boss's polyurethane LF518/H108J glue, and the proportion of LF518/H108J is 100: 80.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711087655.7A CN109747954A (en) | 2017-11-07 | 2017-11-07 | A kind of New-type food packing bag and its production method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201711087655.7A CN109747954A (en) | 2017-11-07 | 2017-11-07 | A kind of New-type food packing bag and its production method |
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| CN109747954A true CN109747954A (en) | 2019-05-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711087655.7A Pending CN109747954A (en) | 2017-11-07 | 2017-11-07 | A kind of New-type food packing bag and its production method |
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Citations (8)
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|---|---|---|---|---|
| US5858487A (en) * | 1995-02-27 | 1999-01-12 | Joseph J. Funicelli | Non-stick microwaveable food wrap |
| CN2853677Y (en) * | 2005-09-19 | 2007-01-03 | 周正刚 | Multilayer compound aseptic liquid package material |
| CN202053605U (en) * | 2011-05-23 | 2011-11-30 | 上海界龙永发包装印刷有限公司 | Inner packing paper used for photosensitive material |
| CN102333632A (en) * | 2009-02-27 | 2012-01-25 | 伊奎斯塔化学有限公司 | Extrusion coated article |
| CN103171192A (en) * | 2011-12-20 | 2013-06-26 | 常州市华健药用包装材料有限公司 | Medicinal composite film and its making method |
| CN104149413A (en) * | 2014-07-22 | 2014-11-19 | 广州市恒瑞无纺布有限公司 | Special PE-coated paper and preparation method thereof |
| CN106042522A (en) * | 2016-05-31 | 2016-10-26 | 江苏宇驰包装股份有限公司 | Paper-plastic composite packaging bag |
| KR101739363B1 (en) * | 2017-01-26 | 2017-05-29 | 양재형 | A wrapping paper laminated with an aluminum evaporated film and its manufacturing method |
-
2017
- 2017-11-07 CN CN201711087655.7A patent/CN109747954A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5858487A (en) * | 1995-02-27 | 1999-01-12 | Joseph J. Funicelli | Non-stick microwaveable food wrap |
| CN2853677Y (en) * | 2005-09-19 | 2007-01-03 | 周正刚 | Multilayer compound aseptic liquid package material |
| CN102333632A (en) * | 2009-02-27 | 2012-01-25 | 伊奎斯塔化学有限公司 | Extrusion coated article |
| CN202053605U (en) * | 2011-05-23 | 2011-11-30 | 上海界龙永发包装印刷有限公司 | Inner packing paper used for photosensitive material |
| CN103171192A (en) * | 2011-12-20 | 2013-06-26 | 常州市华健药用包装材料有限公司 | Medicinal composite film and its making method |
| CN104149413A (en) * | 2014-07-22 | 2014-11-19 | 广州市恒瑞无纺布有限公司 | Special PE-coated paper and preparation method thereof |
| CN106042522A (en) * | 2016-05-31 | 2016-10-26 | 江苏宇驰包装股份有限公司 | Paper-plastic composite packaging bag |
| KR101739363B1 (en) * | 2017-01-26 | 2017-05-29 | 양재형 | A wrapping paper laminated with an aluminum evaporated film and its manufacturing method |
Non-Patent Citations (1)
| Title |
|---|
| 印刷工业出版社编辑部: "《软包装生产技术及市场应用》", 31 January 2014, 印刷工业出版社 * |
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Application publication date: 20190514 |