CN202368021U - Multilayer compound food package film bag - Google Patents
Multilayer compound food package film bag Download PDFInfo
- Publication number
- CN202368021U CN202368021U CN 201120560181 CN201120560181U CN202368021U CN 202368021 U CN202368021 U CN 202368021U CN 201120560181 CN201120560181 CN 201120560181 CN 201120560181 U CN201120560181 U CN 201120560181U CN 202368021 U CN202368021 U CN 202368021U
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- Prior art keywords
- polyester film
- film
- film bag
- adhesive
- food package
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- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a multilayer compound food package film bag which adopts a compound structure comprising a polyester film surface layer, a polyester film middle layer and a polyester film heat sealing bottom layer. By performing composite molding on the polyester film surface layer, the polyester film middle layer and the polyester film heat sealing bottom layer, the package film bag is formed; the carrying capacity of the package film bag is enhanced; an aluminum layer plated in the middle layer can be prevented from being broken; after layers are adhered through adhesive, the phenomenon of delamination can not occur; the adhesive adopts pine resin composite soluble plastic film adhesive which has good wettability to polyester films, high adhesive force, high solid content, good water solubility and low cost, and is completely innoxious; and compared with the prior art, the package film bag has the advantages that the structure is simple, the carrying capacity is high, the phenomenon of breaking of an aluminum layer is not easy to occur, delamination is not easy to occur, the barrier property is high, the anti-pollution capacity is high, the package film bag is fold-resistant, safe and sanitary, the manufacture cost is low, and the preservation performance is high.
Description
Technical field
The utility model relates to the package packing supplies field, relates in particular to a kind of MULTILAYER COMPOSITE food package film bag.
Background technology
Existing food package film bag material adopts Biaxially oriented polypropylene, aluminium foil and polyethylene structure; But because the mechanical strength of aluminium foil is not high; Be prone to tear to shreds, fracture, barrier property can be because of receiving the influence of pin hole number and pore size, loses and break and aluminium foil in the production use, often occurs; Cause situation such as food spoilage, thereby influence the quality and the shelf-life of food.
Polyester film (PET) is to be raw material with the PETG, adopts extrusion molding to process sheet, the thin-film material of processing through biaxial tension again.Simultaneously, be a kind of macromolecule plastic film, more and more receive consumers in general's favor because of its high comprehensive performance.Because present output and the technical merit of China still can not satisfy the demand in market, part still need rely on import.It is a kind of water white transparency, glossiness film, and mechanical performance is good, and rigidity, hardness and toughness are high; Puncture, rub resistance, high temperature resistant and low temperature; Chemical proofing, oil resistivity, air-tightness and fragrance protectiveness are good, are one of gas barrier property laminated film base materials of using always.But the price of polyester film is higher, and general thickness is 12 μ m, the cladding material of doing the boiling packing commonly used, and printing is better.
Vacuum aluminum-coated polyester film is one type of plastic film packaging material of aluminizing, and is multiple color metallic luster, has corresponding aluminium foil characteristic.Be base material how, in vacuum chamber, the metallic aluminium that is heated into steam be condensate on the base material form with polyester, nylon, polypropylene, low-density polyethylene film.Thickness of coating is about 0.025 μ m, but performance can replace aluminium foil to be applied to the cling film packing like aluminium foil, can practice thrift aluminium in a large number.
Polyethylene is a white wax shape trnaslucent materials; Lighter than water, nontoxic, have superior dielectric properties; And polyethylene also has excellent chemical stability, various chemical substances such as salt tolerant acid, hydrofluoric acid, phosphoric acid, formic acid, amine, NaOH, potassium hydroxide under the room temperature.
If so can polyester film, vacuum aluminum-coated polyester film and polyethylene film be applied in the food package film bag simultaneously; Can not only increase the bearing capacity of packaging film bag; Can also prevent the aluminium lamination fracture, avoid the shelf-life of reducing article in the packaging film bag because of the aluminium lamination fracture.
The utility model content
The purpose of the utility model is to address the above problem; A kind of MULTILAYER COMPOSITE food package film bag is provided, it has, and simple in structure, bearing capacity is strong, the phenomenon that is difficult for producing the aluminium lamination fracture, be difficult for that layering, good barrier property, contamination resistance are strong, folding, safety and sanitation, cost of manufacture is low, fresh keeping property is high advantage.
The purpose of the utility model is to realize through following technical scheme:
A kind of MULTILAYER COMPOSITE food package film bag, said packaging film bag are the composite constructions that is made up of polyester film top layer, polyester film middle level and polyethylene film heat-sealing bottom.
Said polyester film top layer, polyester film middle level and polyethylene film heat-sealing bottom are bonding as a whole through adhesive successively.
The thickness on said polyester film top layer is 12～36 μ m.
Said polyester film middle level is vacuum aluminum-coated laminated polyester film.
Said adhesive is a rosin synthesizing water-solubility plastic sheeting adhesive.
The thickness of the aluminium lamination that is coated with on the said polyester film middle level is 0.025 μ m.
The beneficial effect of the utility model is: through being the described packaging film bag of the utility model with polyester film top layer, polyester film middle level and the composite molding of polyethylene film heat-sealing bottom, its bearing capacity is strengthened, and can prevent the aluminium lamination fracture that is coated with on the middle level; And between layer and the layer through adhesive bonding after, the phenomenon of layering can not appear, and adhesive employing rosin synthesizing water-solubility plastic sheeting adhesive; This kind adhesive is good to the polyethylene film wettability; Adhesion is strong, and solid content is high, good water solubility; Cheap; And totally nontoxic, the contrast prior art, that this packaging film bag has is simple in structure, bearing capacity strong, be difficult for producing the aluminium lamination fracture phenomenon, be difficult for that layering, good barrier property, contamination resistance are strong, folding, safety and sanitation, cost of manufacture is low, fresh keeping property is high advantage.
Description of drawings
According to accompanying drawing and embodiment the utility model is done further explain below.
Fig. 1 is the structural representation of the described MULTILAYER COMPOSITE food package film of the utility model bag.
Among the figure:
1, polyester film top layer; 2, polyester film middle level; 3, adhesive; 4, polyethylene film heat-sealing bottom.
The specific embodiment
Among the embodiment as shown in Figure 1; The described MULTILAYER COMPOSITE food package film of the utility model bag; Its plastic sheeting by three layers of different materials is composited; These three layers are respectively polyester film top layer 1, polyester film middle level 2 and polyethylene film heat-sealing bottom 4, and the both sides in polyester film middle level 2 are bonding with polyethylene film heat-sealing bottom 4 with polyester film top layer 1 respectively through adhesive 3.
During practical implementation, can select polyester film top layer 1 for use thickness as required is the film of 12～36 μ m, and can plate aluminium lamination at its surface vacuum in polyester film middle level 2; The thickness of aluminium lamination is preferably 0.025 μ m here; Polyester film middle level 2 surface vacuums plate aluminium lamination in this embodiment, are that this film can replace aluminium foil to be applied to packaging for foodstuff because the performance of vacuum aluminum-coated polyester film can similar aluminium foil; Can economize on aluminium in a large number, so just can reduce the cost of making the packaging film bag.
Above-mentioned adhesive adopts rosin synthesizing water-solubility plastic sheeting adhesive, and this kind adhesive is good to the polyethylene film wettability, and adhesion is strong; Solid content is high, and good water solubility is cheap; And totally nontoxic; So with this adhesive that the packaging film bag of composite construction is bonding as a whole, so not only make packaged food safety, also practiced thrift the cost of packaging film bag.
The composite construction of the packaging film bag of the utility model is not limited to three layers in fact; Can increase the number of plies of its composite construction according to the size of bearing capacity; Certainly under both economical situation, suitably increase the number of plies; Such as the top layer is set to the two layers polyester film, and the middle level is provided with two-layer vacuum aluminum-coated polyester film, and the heat-sealing bottom is set to two-layer polyethylene film and all can.
Can certainly the material exchange of top layer and heat-sealing bottom so also can be reached the described effect of the utility model.
More than combine specific embodiment to describe the know-why of the utility model.These are described just in order to explain the principle of the utility model, and can not be interpreted as the restriction to the utility model protection domain by any way.Based on the explanation here, those skilled in the art need not pay other specific embodiment that performing creative labour can be associated the utility model, and these modes all will fall within the protection domain of the utility model.
Claims (6)
1. a MULTILAYER COMPOSITE food package film bag is characterized in that, said packaging film bag is the composite construction that is made up of polyester film top layer, polyester film middle level and polyethylene film heat-sealing bottom.
2. MULTILAYER COMPOSITE food package film bag according to claim 1 is characterized in that, said polyester film top layer, polyester film middle level and polyethylene film heat-sealing bottom are bonding as a whole through adhesive successively.
3. MULTILAYER COMPOSITE food package film bag according to claim 1 is characterized in that, the thickness on said polyester film top layer is 12～36 μ m.
4. MULTILAYER COMPOSITE food package film bag according to claim 1 is characterized in that said polyester film middle level is vacuum aluminum-coated laminated polyester film.
5. MULTILAYER COMPOSITE food package film bag according to claim 2 is characterized in that, said adhesive is a rosin synthesizing water-solubility plastic sheeting adhesive.
6. MULTILAYER COMPOSITE food package film bag according to claim 4 is characterized in that, the thickness of the aluminium lamination that is coated with on the said polyester film middle level is 0.025 μ m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120560181 CN202368021U (en) | 2011-12-28 | 2011-12-28 | Multilayer compound food package film bag |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201120560181 CN202368021U (en) | 2011-12-28 | 2011-12-28 | Multilayer compound food package film bag |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202368021U true CN202368021U (en) | 2012-08-08 |
Family
ID=46591742
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201120560181 Expired - Fee Related CN202368021U (en) | 2011-12-28 | 2011-12-28 | Multilayer compound food package film bag |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202368021U (en) |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103508059A (en) * | 2013-10-20 | 2014-01-15 | 江苏申凯包装高新技术股份有限公司 | Aluminum-plating zipper bag with lifting handle |
| CN103738603A (en) * | 2013-12-27 | 2014-04-23 | 宁波瑞成包装材料有限公司 | Wine bag allowing convenient conveying |
| CN103738602A (en) * | 2013-12-27 | 2014-04-23 | 宁波瑞成包装材料有限公司 | Automatic inflation red wine bag |
| CN106346906A (en) * | 2015-07-20 | 2017-01-25 | 宜兴威尼特包装袋有限公司 | Uvioresistant impact resistant composite type flexible freight bag film |
| CN108556424A (en) * | 2018-04-03 | 2018-09-21 | 鹤山市正达复合包装有限公司 | A kind of composite membrane and preparation method thereof |
| CN112519368A (en) * | 2020-11-30 | 2021-03-19 | 重庆鼎盛印务股份有限公司 | Composite bag for food packaging and production process thereof |
-
2011
- 2011-12-28 CN CN 201120560181 patent/CN202368021U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103508059A (en) * | 2013-10-20 | 2014-01-15 | 江苏申凯包装高新技术股份有限公司 | Aluminum-plating zipper bag with lifting handle |
| CN103738603A (en) * | 2013-12-27 | 2014-04-23 | 宁波瑞成包装材料有限公司 | Wine bag allowing convenient conveying |
| CN103738602A (en) * | 2013-12-27 | 2014-04-23 | 宁波瑞成包装材料有限公司 | Automatic inflation red wine bag |
| CN103738603B (en) * | 2013-12-27 | 2016-05-04 | 宁波瑞成包装材料有限公司 | A kind of red wine bag of convenient transportation |
| CN103738602B (en) * | 2013-12-27 | 2016-05-18 | 宁波瑞成包装材料有限公司 | A kind of automatic inflating red wine bag |
| CN106346906A (en) * | 2015-07-20 | 2017-01-25 | 宜兴威尼特包装袋有限公司 | Uvioresistant impact resistant composite type flexible freight bag film |
| CN108556424A (en) * | 2018-04-03 | 2018-09-21 | 鹤山市正达复合包装有限公司 | A kind of composite membrane and preparation method thereof |
| CN112519368A (en) * | 2020-11-30 | 2021-03-19 | 重庆鼎盛印务股份有限公司 | Composite bag for food packaging and production process thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Multilayer compound food package film bag Effective date of registration: 20131011 Granted publication date: 20120808 Pledgee: Agricultural Bank of China, Limited by Share Ltd, Yuyao branch Pledgor: NINGBO RUICHENG PACKING MATERIAL CO., LTD. Registration number: 2013990000734 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120808 Termination date: 20141228 |
|
| EXPY | Termination of patent right or utility model |