CN202986268U - Five-layer co-extrusion antibacterial separated flame-retardant composite film - Google Patents
Five-layer co-extrusion antibacterial separated flame-retardant composite film Download PDFInfo
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- CN202986268U CN202986268U CN 201220717102 CN201220717102U CN202986268U CN 202986268 U CN202986268 U CN 202986268U CN 201220717102 CN201220717102 CN 201220717102 CN 201220717102 U CN201220717102 U CN 201220717102U CN 202986268 U CN202986268 U CN 202986268U
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Abstract
The utility model relates to a five-layer co-extrusion antibacterial separated flame-retardant composite film. The film is characterized by comprising a five-layer co-extrusion composite film structure comprising a flame retardant layer, an adhesive layer A, a separation layer, an adhesive layer B and an antibacterial heat-sealing layer, wherein the flame retardant layer is a flame retardant character layer made of a flame retardant and polyolefin resin; the adhesive layer A and the adhesive layer B are heat-adhesion composite layers made of high polymer adhesive resin; the separation layer is a separation character layer made of high separation character resin; and the antibacterial heat-sealing layer is an anti-bacterial heat-sealing character layer made of an antibacterial agent and polyolefin resin. The film has the advantages of high strength, good toughness and good separation property, flame retardant performance, heat-sealing property and excellent antibacterial effect, and can be applied to fields of aviation, war industry and the like. According to the film, harmful substances, such as residual solvents, on a product can be eliminated, the harmful substances can not be generated in the whole production process, and the environment is prevented from being polluted. Used products can be completely recycled to be used for manufacturing other plastic products, so that valuable petroleum resources can be saved.
Description
Technical field
The utility model belongs to flexible packaging film material manufacturing technology field, particularly relates to the antibiotic obstruct flame retardant composite film of a kind of five-layer co-squeezing.
Background technology
Antibacterial functions, barriers function, anti-flaming function to flexible packages such as food, medicines all has certain demand in fields such as aviation, military projects at present, and antibacterial film class, Obstruct membrane class, inflaming retarding membrane based article are function singleness to occur with single form mostly, and composite function film often needs to take the secondary operations production link of dry-lamination process.The compound secondary operations of dry type 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, and is also therefore the technique that advanced country eliminates.
Summary of the invention
The utility model provides a kind of have flame retardant effect and high barrier and antibacterial effect for solving the technical problem that exists in known technology, is used for the fields such as aviation, military project and needs fire-retardant, antibiotic, as the to intercept product antibiotic obstruct flame retardant composite film of flexible package five-layer co-squeezing.
The technical scheme that the utility model is taked for the technical problem that exists in the solution known technology is: the antibiotic obstruct flame retardant composite film of five-layer co-squeezing, it is characterized in that: it comprises that the five-layer co-squeezing of flame-retardant layer, bonding coat A, barrier layer, bonding coat B and antibiotic hot sealing layer goes out structure of composite membrane, wherein:
Described flame-retardant layer is the flame-retardant layer that contains fire retardant and polyolefin resin formation;
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 hot sealing 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 flame-retardant layer, 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 flame-retardant layer, 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 flame-retardant layer, 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 flame-retardant layer, barrier layer and antibiotic hot sealing layer is non-equal thickness, barrier layer thickness scope is the 10-15 micron, the flame-retardant layer 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.
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, Obstruct membrane in the past increased fire resistance, and then have again fire resistance when obstruct is antibiotic, therefore have a clear superiority in fields such as aviation, military projects.In addition, the five-layer co-squeezing composite membrane has substituted with the flexible package co-extrusion film of extrusion-blown modling five-layer co-squeezing production technology moulding the composite membrane that the dry-lamination process that contains glue and diluent is made with fire retardant and vistanex, High Resistant Resin ﹠ Its, antiseptic and vistanex, 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 utility model embodiment 1;
Fig. 2 is the structural representation of the utility model embodiment 2.
In figure: 1, flame-retardant layer; 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, the antibiotic obstruct flame retardant composite film of five-layer co-squeezing, it comprises the five-layer co-squeezing structure of composite membrane of flame-retardant layer, bonding coat A, barrier layer, bonding coat B and antibiotic hot sealing layer, wherein: the flame-retardant layer that described flame-retardant layer 1 consists of for containing fire retardant and 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 flame-retardant layer, bonding coat, barrier layer, bonding coat, antibiotic hot sealing layer goes out structure of composite membrane, wherein flame-retardant layer 1 is the anti-flaming function layer of goods, bonding coat 2A is the bonding coat of flame-retardant layer 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 the antibiotic obstruct flame retardant composite film of described five-layer co-squeezing is the 50-120 micron, the thickness of flame-retardant layer 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 flame-retardant layer 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 flame-retardant layer 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 flame-retardant layer, 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 flame-retardant layer, 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, the antibiotic obstruct flame retardant composite film of five-layer co-squeezing, it comprises that the five-layer co-squeezing of flame-retardant layer, bonding coat A, barrier layer, bonding coat B and antibiotic hot sealing layer goes out structure of composite membrane, wherein: the flame-retardant layer that described flame-retardant layer 1 consists of for containing fire retardant and 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 flame-retardant layer, bonding coat, barrier layer, bonding coat, antibiotic hot sealing layer goes out structure of composite membrane, wherein flame-retardant layer 1 is goods anti-flaming function layer, bonding coat 2A is the bonding coat of flame-retardant layer 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 the antibiotic obstruct flame retardant composite film of described five-layer co-squeezing is the 50-120 micron, the thickness of flame-retardant layer 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 flame-retardant layer 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 flame-retardant layer 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 flame-retardant layer, 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 flame-retardant layer 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 is equal thickness, and thickness range is the 10-15 micron.According to above-mentioned batching, the material of flame-retardant layer, 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 flame retardant composite film of five-layer co-squeezing, it is characterized in that: it comprises that the five-layer co-squeezing of flame-retardant layer, bonding coat A, barrier layer, bonding coat B and antibiotic hot sealing layer goes out structure of composite membrane, wherein:
Described flame-retardant layer is the flame-retarding characteristic layer that contains fire retardant and polyolefin resin formation;
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. the antibiotic obstruct flame retardant composite film of five-layer co-squeezing according to claim 1, it is characterized in that: the gross thickness of described composite membrane is the 50-120 micron.
3. the antibiotic obstruct flame retardant composite film of five-layer co-squeezing according to claim 1, it is characterized in that: the gross thickness of described flame-retardant layer, 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 flame-retardant layer, 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. the antibiotic obstruct flame retardant composite film of five-layer co-squeezing according to claim 1, it is characterized in that: the gross thickness of described flame-retardant layer, 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 flame-retardant layer, barrier layer and antibiotic hot sealing layer is non-equal thickness, barrier layer thickness scope is the 10-15 micron, the flame-retardant layer 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 201220717102 CN202986268U (en) | 2012-12-21 | 2012-12-21 | Five-layer co-extrusion antibacterial separated flame-retardant composite film |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220717102 CN202986268U (en) | 2012-12-21 | 2012-12-21 | Five-layer co-extrusion antibacterial separated flame-retardant composite film |
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| CN202986268U true CN202986268U (en) | 2013-06-12 |
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| CN 201220717102 Expired - Fee Related CN202986268U (en) | 2012-12-21 | 2012-12-21 | Five-layer co-extrusion antibacterial separated flame-retardant composite film |
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| CN (1) | CN202986268U (en) |
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- 2012-12-21 CN CN 201220717102 patent/CN202986268U/en not_active Expired - Fee Related
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| C14 | Grant of patent or utility model | ||
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| TR01 | Transfer of patent right |
Effective date of registration: 20161125 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 |
Granted publication date: 20130612 Termination date: 20191221 |
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| CF01 | Termination of patent right due to non-payment of annual fee |