CN202986265U - Antibacterial barrier five-layer co-extruded composite film - Google Patents
Antibacterial barrier five-layer co-extruded composite film Download PDFInfo
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- CN202986265U CN202986265U CN 201220627938 CN201220627938U CN202986265U CN 202986265 U CN202986265 U CN 202986265U CN 201220627938 CN201220627938 CN 201220627938 CN 201220627938 U CN201220627938 U CN 201220627938U CN 202986265 U CN202986265 U CN 202986265U
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Abstract
The utility model relates to an antibacterial barrier five-layer co-extruded composite film which is characterized by comprising a five-layer co-extruded composite film structure with a printed layer, an adhesive layer A, a barrier layer, an adhesive layer B and an antibacterial heat sealing layer, wherein the printed layer is an easily printed feature layer made of polyolefin resin, the adhesive layer A and the adhesive layer B are heat adhesive composite layers made of high polymer adhesive resin, the barrier layer is a barrier feature layer made of high-barrier resin, and the antibacterial heat sealing layer is an antibacterial heat sealing feature layer made of polyolefin resin with antibacterial agents. The antibacterial barrier five-layer co-extruded composite film has the advantages that the composite film is high in strength, fine in flexibility and printable and has heat sealability and fine antibacterial effect, the barrier property of the composite film is enhanced, the shelf life and the quality guarantee period of food can be greatly prolonged, harmful substances of residual solvents of the composite film are eliminated, any harmful substances in the whole production process are avoided, environmental pollution is omitted, all used composite films can be recycled to manufacture other plastic products, and valuable petroleum resources are saved.
Description
Technical field
The utility model belongs to flexible packaging film material manufacturing technology field, particularly relates to a kind of antibiotic obstruct five-layer co-squeezing composite membrane.
Background technology
Antibacterial film class, Obstruct membrane based article are to occur with single form mostly at present, and due to adding of antiseptic, the barrier property of film can reduce, and therefore in food, cosmetics, medicine and other fields, antibiotic obstruct are had certain demand.In order to improve the barrier of antibacterial film, often need to take dry-lamination process to carry out secondary operations antibacterial film and Obstruct membrane, secondary operations not only can cause goods that the dissolvent residual phenomenon is arranged, and easily produce in process of production environmental pollution and be detrimental to health, the potential safety hazard that the diluent that uses causes can't thoroughly be eliminated.Therefore the secondary operations of dry-lamination process is also the technique that advanced country eliminates.
Summary of the invention
The utility model provides a kind of antibiotic obstruct five-layer co-squeezing composite membrane that is used for the flexible packages such as luxury food, civil goods, industrial goods that has antibacterial effect, high barrier and possess the performance such as surface printing for solving the technical problem that exists in known technology.
The technical scheme that the utility model is taked for the technical problem that exists in the solution known technology is: antibiotic obstruct five-layer co-squeezing composite membrane, it is characterized in that: it comprises that the five-layer co-squeezing of printed layers, bonding coat A, barrier layer, bonding coat B and antibiotic hot sealing layer goes out structure of composite membrane, wherein:
Described printed layers is the printing characteristic layer that contains the polyolefin resin formation of easy printing;
Described bonding coat A is for adopting polymer electrolyte to bind the glutinous composite bed of heat that resin consists of;
The barrier properties layer of described barrier layer for adopting the high-barrier characteristic resin to consist of;
Described bonding coat B is for adopting polymer electrolyte to bind the glutinous composite bed of heat that resin consists of;
The antibiotic heat seal property layer of described antibiotic hot sealing layer for adopting polyolefin resin and antiseptic to consist of.
The utility model can also adopt following technical scheme:
The gross thickness of described composite membrane is the 50-120 micron.
The gross thickness of described printed layers, barrier layer and antibiotic hot sealing layer is greater than 60% of the composite membrane gross thickness, the gross thickness of described bonding coat A and bonding coat B is less than 40% of composite membrane gross thickness, wherein the thickness of printed layers, barrier layer and antibiotic hot sealing layer is equal thickness, the thickness of bonding coat A and bonding coat B is equal thickness and carries out its thickness setting to reach compound cohesive force index, and thickness range is the 10-15 micron.
The gross thickness of described printed layers, barrier layer and antibiotic hot sealing layer is more than or equal to 60% of the composite membrane gross thickness, the gross thickness of described bonding coat A and bonding coat B is less than 40% of composite membrane gross thickness, wherein the thickness of printed layers, barrier layer and antibiotic hot sealing layer is non-equal thickness, barrier layer thickness scope is the 10-15 micron, the printed layers thickness range is the 10-30 micron, and antibiotic hot sealing layer thickness range is the 10-45 micron.The thickness of bonding coat A and bonding coat B carries out its thickness setting to reach compound cohesive force index, and bonding coat A and bonding coat B thickness range are the 10-15 micron.
Advantage and the good effect that the utlity model has are: because the utility model adopts technique scheme, the five-layer co-squeezing composite membrane has that intensity is high, good toughness, low-temperature heat-sealing are effective, ratio antibacterial film has in the past increased the barrier function, and then has extended shelf life and the shelf-life of food.In addition, the five-layer co-squeezing composite membrane is with vistanex, High Resistant Resin ﹠ Its, antiseptic and the vistanex flexible package co-extrusion film with the production technology moulding of extrusion-blown modling five-layer co-squeezing, substituted the composite membrane that the dry-lamination process that contains glue and diluent is made, health and the environmental-protecting performance of composite soft packaging goods have not only greatly been promoted, eliminate the dry type combined producing tech pollution and the product of environment had the residual solvent harmful substance, and shortened manufacturing link.All production process is used recirculated water and electric energy heating, can not produce any harmful substance, non-environmental-pollution.Product after use can all reclaim makes other plastic products, has saved valuable petroleum resources.
Description of drawings
Fig. 1 is the structural representation of the real example 1 of the utility model;
Fig. 2 is the structural representation of the real example 2 of the utility model.
In figure: 1, printed layers; 2, bonding coat A; 3, barrier layer; 4, bonding coat B; 5, antibiotic hot sealing layer.
The specific embodiment
For further understanding summary of the invention of the present utility model, Characteristic, hereby enumerate following examples, and coordinate accompanying drawing to be described in detail as follows:
See also Fig. 1, embodiment 1, antibiotic obstruct five-layer co-squeezing composite membrane, it comprises the five-layer co-squeezing structure of composite membrane of printed layers, bonding coat A, barrier layer, bonding coat B and antibiotic hot sealing layer, wherein: the printed layers that described printed layers 1 consists of for containing polyolefin resin; Described bonding coat A2 is for adopting polymer electrolyte to bind the glutinous composite bed of heat that resin consists of; The barrier properties layer of described barrier layer 3 for adopting the high-barrier characteristic resin to consist of; Described bonding coat B4 is for adopting polymer electrolyte to bind the glutinous composite bed of heat that resin consists of; The antibiotic hot sealing layer of described antibiotic hot sealing layer 5 for adopting polyolefin resin and antiseptic to consist of.Described five-layer co-squeezing composite membrane enters the five-layer co-squeezing die head by five extruders respectively according to the formula mixed material, the five-layer co-squeezing that open through extruding, blowing, traction forms printed layers, bonding coat, barrier layer, bonding coat, antibiotic hot sealing layer goes out structure of composite membrane, wherein printed layers 1 is the table die functional layer of goods, bonding coat 2A is the bonding coat of printed layers 1 and barrier layer 3, barrier layer 3 is the high obstructing performance functional layer of membrane product, bonding coat 4 is the bonding coat of barrier layer 3 and antibiotic hot sealing layer 5, and antibiotic hot sealing layer 5 is the heat sealing functions layer of membrane product.
The gross thickness of described antibiotic obstruct five-layer co-squeezing composite membrane is the 50-120 micron, the thickness of printed layers 1, bonding coat A2, barrier layer 3, bonding coat B4, antibiotic hot sealing layer 5 is according to the combined strength bination between film article characteristic and layer, wherein the gross thickness of printed layers 1, barrier layer 3 and antibiotic hot sealing layer 5 is greater than 60% of composite membrane gross thickness, in the present embodiment, the gross thickness of printed layers 1, barrier layer 3 and antibiotic hot sealing layer 5 is the 30-90 micron.The gross thickness of described bonding coat A and bonding coat B is less than 40% of composite membrane gross thickness, and in the present embodiment, the gross thickness of bonding coat A and bonding coat B is the 20-30 micron.Wherein the thickness of printed layers, barrier layer and antibiotic each layer of hot sealing layer is equal thickness, and the thickness of bonding coat A and bonding coat B is equal thickness.According to above-mentioned batching, the material of printed layers, bonding coat A2, barrier layer, bonding coat B4, antibiotic hot sealing layer 5 respectively through the melting of five extruders, plastify, be expressed into five-layer co-squeezing die head conveyor screw and continue plasticizing, by round mouthful of mould coextrusion, from the compound tubular membrane pipe of round die extrusion, the compressed air that the film Guan Zaimo heart blows into propels the price of and carries out cross directional stretch, pass through simultaneously vertical drawing-off of the cooling and upper traction nip rolls of the wind of annular tuyere, by rolling after after trimming, the film cylinder being formed monolithic membrane, check on spool.
See also Fig. 2, embodiment 2, antibiotic obstruct five-layer co-squeezing composite membrane, it comprises that the five-layer co-squeezing of printed layers, bonding coat A, barrier layer, bonding coat B and antibiotic hot sealing layer goes out structure of composite membrane, wherein: the printed layers that described printed layers 1 consists of for containing polyolefin resin; Described bonding coat A2 is for adopting polymer electrolyte to bind the glutinous composite bed of heat that resin consists of; The barrier properties layer of described barrier layer 3 for adopting the high-barrier characteristic resin to consist of; Described bonding coat B4 is for adopting polymer electrolyte to bind the glutinous composite bed of heat that resin consists of; The antibiotic hot sealing layer of described antibiotic hot sealing layer 5 for adopting polyolefin resin and antiseptic to consist of.Described five-layer co-squeezing composite membrane enters the five-layer co-squeezing die head by five extruders respectively through the formula mixed material, the five-layer co-squeezing that open through extruding, blowing, traction forms printed layers, bonding coat, barrier layer, bonding coat, antibiotic hot sealing layer goes out structure of composite membrane, wherein printed layers 1 is goods table die functional layer, bonding coat 2A is the bonding coat of printed layers 1 and barrier layer 3, barrier layer 3 is the high obstructing performance functional layer of membrane product, bonding coat 4 is the bonding coat of barrier layer 3 and antibiotic hot sealing layer 5, and antibiotic hot sealing layer 5 is the heat sealing functions layer of membrane product.
The gross thickness of described antibiotic obstruct five-layer co-squeezing composite membrane is the 50-120 micron, the thickness of printed layers 1, bonding coat A2, barrier layer 3, bonding coat B4, antibiotic hot sealing layer 5 is according to the combined strength bination between film article characteristic and layer, wherein the gross thickness of printed layers 1, barrier layer 3 and antibiotic hot sealing layer 5 is greater than 60% of composite membrane gross thickness, in the present embodiment, the gross thickness of printed layers 1, barrier layer 3 and antibiotic hot sealing layer 5 is the 30-90 micron.The gross thickness of described bonding coat A and bonding coat B is less than 40% of composite membrane gross thickness, and in the present embodiment, the gross thickness of bonding coat A and bonding coat B is the 20-30 micron.Wherein the thickness of printed layers, barrier layer and antibiotic each layer of hot sealing layer is non-equal thickness, and barrier layer thickness scope is the 10-15 micron, and the printed layers thickness range is the 10-30 micron, and antibiotic hot sealing layer thickness range is the 10-45 micron; The thickness of bonding coat A and bonding coat B is equal thickness, and thickness range is the 10-15 micron.According to above-mentioned batching, the material of printed layers, bonding coat, barrier layer, bonding coat, antibiotic hot sealing layer respectively through the melting of five extruders, plastify, be expressed into five-layer co-squeezing die head conveyor screw and continue plasticizing, by round mouthful of mould coextrusion, from the compound tubular membrane pipe of round die extrusion, the compressed air that the film Guan Zaimo heart blows into propels the price of and carries out cross directional stretch, pass through simultaneously vertical drawing-off of the cooling and upper traction nip rolls of the wind of annular tuyere, by rolling after after trimming, the film cylinder being formed monolithic membrane, check on spool.
Claims (4)
1. antibiotic obstruct five-layer co-squeezing composite membrane, it is characterized in that: it comprises that the five-layer co-squeezing of printed layers, bonding coat A, barrier layer, bonding coat B and antibiotic hot sealing layer goes out structure of composite membrane, wherein:
Described printed layers is the printing characteristic layer that contains the polyolefin resin of easy printing;
Described bonding coat A is for adopting polymer electrolyte to bind the glutinous composite bed of heat that resin consists of;
The barrier properties layer of described barrier layer for adopting the high-barrier characteristic resin to consist of;
Described bonding coat B is for adopting polymer electrolyte to bind the glutinous composite bed of heat that resin consists of;
The antibiotic heat seal property layer of described antibiotic hot sealing layer for adopting polyolefin resin and antiseptic to consist of.
2. antibiotic obstruct five-layer co-squeezing composite membrane according to claim 1, it is characterized in that: the gross thickness of described composite membrane is the 50-120 micron.
3. antibiotic obstruct five-layer co-squeezing composite membrane according to claim 1, it is characterized in that: the gross thickness of described printed layers, barrier layer and antibiotic hot sealing layer is greater than 60% of the composite membrane gross thickness, the gross thickness of described bonding coat A and bonding coat B is less than 40% of composite membrane gross thickness, wherein the thickness of printed layers, barrier layer and antibiotic hot sealing layer is equal thickness, the thickness of bonding coat A and bonding coat B is equal thickness and carries out its thickness setting to reach compound cohesive force index, and thickness range is the 10-15 micron.
4. antibiotic obstruct five-layer co-squeezing composite membrane according to claim 1, it is characterized in that: the gross thickness of described printed layers, barrier layer and antibiotic hot sealing layer is more than or equal to 60% of the composite membrane gross thickness, the gross thickness of described bonding coat A and bonding coat B is less than 40% of composite membrane gross thickness, wherein the thickness of printed layers, barrier layer and antibiotic hot sealing layer is non-equal thickness, barrier layer thickness scope is the 10-15 micron, the printed layers thickness range is the 10-45 micron, and antibiotic hot sealing layer thickness range is the 10-30 micron.The thickness of bonding coat A and bonding coat B carries out its thickness setting to reach compound cohesive force index, and bonding coat A and bonding coat B thickness range are the 10-15 micron.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220627938 CN202986265U (en) | 2012-11-26 | 2012-11-26 | Antibacterial barrier five-layer co-extruded composite film |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220627938 CN202986265U (en) | 2012-11-26 | 2012-11-26 | Antibacterial barrier five-layer co-extruded composite film |
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| CN202986265U true CN202986265U (en) | 2013-06-12 |
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| CN 201220627938 Expired - Fee Related CN202986265U (en) | 2012-11-26 | 2012-11-26 | Antibacterial barrier five-layer co-extruded composite film |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106003954A (en) * | 2016-05-17 | 2016-10-12 | 杭州齐元新材料有限公司 | Antibacterial heat sealing materials and application thereof in easy-to-tear aluminum foil material |
| CN112078210A (en) * | 2020-08-27 | 2020-12-15 | 上海春宜药品包装材料有限公司 | Polyethylene composite medical packaging film and preparation method of production process |
| CN113400612A (en) * | 2021-06-21 | 2021-09-17 | 天津新兴东方临近空间航天科技有限公司 | Fluororesin-based good-stability multilayer co-extrusion film production process |
-
2012
- 2012-11-26 CN CN 201220627938 patent/CN202986265U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106003954A (en) * | 2016-05-17 | 2016-10-12 | 杭州齐元新材料有限公司 | Antibacterial heat sealing materials and application thereof in easy-to-tear aluminum foil material |
| CN106003954B (en) * | 2016-05-17 | 2018-04-13 | 杭州齐元新材料有限公司 | Antibacterial heat-sealable material and its application in Easy tearing lid aluminum foil material |
| CN112078210A (en) * | 2020-08-27 | 2020-12-15 | 上海春宜药品包装材料有限公司 | Polyethylene composite medical packaging film and preparation method of production process |
| CN113400612A (en) * | 2021-06-21 | 2021-09-17 | 天津新兴东方临近空间航天科技有限公司 | Fluororesin-based good-stability multilayer co-extrusion film production process |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20161122 Address after: Jin Road 300381 Tianjin city Xiqing District No. 8 Patentee after: TIANJIN TIANSU SCIENCE & TECHNOLOGY GROUP CO., LTD. Address before: Tianjin city Beichen District Road 300384 health xiditou Town Road 205 Patentee before: TTSTG SIWEIBAONUO BRANCH COMPANY |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130612 Termination date: 20191126 |