CN202029486U - Device for preparing micro-nano laminated composite material with high barrier property - Google Patents
Device for preparing micro-nano laminated composite material with high barrier property Download PDFInfo
- Publication number
- CN202029486U CN202029486U CN2010202832692U CN201020283269U CN202029486U CN 202029486 U CN202029486 U CN 202029486U CN 2010202832692 U CN2010202832692 U CN 2010202832692U CN 201020283269 U CN201020283269 U CN 201020283269U CN 202029486 U CN202029486 U CN 202029486U
- Authority
- CN
- China
- Prior art keywords
- fluid
- stacked
- same way
- reverse
- runner
- Prior art date
- 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
Links
Images
Landscapes
- Extrusion Moulding Of Plastics Or The Like (AREA)
Abstract
The utility model discloses a device for preparing a micro-nano laminated composite material with high barrier property, and belongs to the field of polymer material forming and processing. The device mainly comprises a plasticizing material supply device, a connector, a convergence device, a laminating device and a forming device which are connected in series in tandem, wherein, the laminating device is a reverse laminating device or a combination of the reverse laminating device and an equidirectional laminating device, the number of reverse laminating devices is larger than or equal to 1, barrier materials or/and cohesive materials of a fluid from the reverse laminating device are packed in a base material, the outermost layer of a composite fluid is the base material, the composite fluid is characterized in that the outermost layer of the composite fluid remains the base material when the composite fluid again passes through one or a plurality of reverse laminating devices or equidirectional laminating devices, the composite fluid is in contact with the same material when reconverging, the interlayer adhesiveness is good, and after the layer sequence and thickness of the composite fluid reach the expected levels, the composite fluid enters the forming device and is processed and manufactured into relevant products.
Description
Technical field
The utility model belongs to macromolecular material processing and forming field, more particularly, relates to a kind of device and method with multiple high polymer composite material processing and preparing of barrier.
Background technology
The micro-nano laminated composite materials has a extensive future owing to have unique advantage at aspects such as mechanical property, barrier property, electric conductivity, optical properties, more and more is subject to people's attention.Usually adopt method such as compound, the multi-layer co-extruded and mould inner stacks of dry type to carry out production and processing high barrier micro-nano laminated composite materials.
Patent CN2897642,200620101646.X described multi-layer co-extruded complex method have save raw material, raw material can diversified advantage, but this traditional multi-layer co-extruded complex technique exists, and the number of plies is few, bed thickness can not too thin shortcoming, if increase the barrier property of composite, just need to increase the consumption of barrier material, thereby increased production cost.
People such as nearest Guo Shaoyun have proposed a patent of invention 200610022348.6, have designed the folded device of a kind of branch, use the folded method of film inner layer to produce laminated composite materials.Existing mould inner stacks method belongs to the extrusion neck ring mold class basically, the early stage technical scheme that proposes mainly is to adopt multithread road mode on the principle of stratification, each runner control one deck, structural design is too complicated, the layering negligible amounts, and final composite tack coat can be at material surface, each thick layer by layer skewness, thus influence the serviceability of material.
Therefore, want the micro-nano laminated composite materials of obtained performance excellence, also need to seek more effectively solution, to overcome above-mentioned deficiency.
The utility model content
The utility model aims to provide a kind of simple in structure, symmetry height that flows, each is thick layer by layer evenly, barrier material and binding material are wrapped in the high barrier micro-nano laminated composite materials of base material the inside preparation facilities and method are to overcome prior art in the deficiency aspect the preparation high barrier micro-nano laminated composite materials.
The concrete technical scheme that the production that can realize above-mentioned utility model purpose prepares high barrier micro-nano laminated composite materials is: a kind of high barrier micro-nano laminated composite materials preparation facilities, mainly include the plasticizing feeding device, connector, junction station, stacked device, shaped device, the plasticizing feeding device, connector, junction station, stacked device, be connected in series successively before and after the shaped device, stacked device is reverse stack device or reverse stack device and the combination of stacked device in the same way, the quantity of reverse stack device is more than or equal to 1, the runner of reverse stack device is slit into the n five equilibrium by one deck broad ways average mark, wherein have at least first-class runner behind five equilibrium, to spend and broadening n times simultaneously, and then be merged into one deck runner with the mutual turn-back 90 of other five equilibriums; The runner of stacked device is slit into the m five equilibrium by one deck broad ways average mark in the same way, each five equilibrium is turned round in the same way and is turn 90 degrees and broadening m times simultaneously, and then being merged into one deck runner, the reverse stack device can be placed on before the stacked in the same way device, also can be placed on after the stacked in the same way device.The material of different performance and function enters connector become uniform fluid in the plasticizing feeding device after, the connector import links to each other with the outlet of plasticizing feeding device, the connector outlet links to each other with the junction station import, and junction station will be overlapped into compound fluid from the multi-layered fluid of a plurality of plasticizing feeding devices.The thickness of each layer can be the same or different, and the thickness of each layer is controlled with the layout of layer by the gap of regulating each laminar flow road in plasticizing feeding device feed amount and the junction station; Compound fluid broad ways average mark after entering the reverse stack device is slit into the n five equilibrium, wherein have at least first-class when dividing fluid behind five equilibrium, to continue to flow forward with other five equilibrium turn-backs 90 degree and while broadening n times, for example wherein a five equilibrium in the close outside is rotated counterclockwise 90 degree, branch dextrorotations such as other n-1 turn 90 degrees, broadening n is doubly in rotary course for this n five equilibrium, the thickness of each five equilibrium then becomes the 1/n of original thickness, the barrier layer sequence changes after confluxing, for example wherein the base material of a five equilibrium is transferred to the outside, and confluxing mutually at the port of export becomes the general thickness laminated construction fluid identical with inlet thickness.The barrier material of the fluid that comes out by the reverse stack device or/and adhesive material be wrapped in the base material, the outermost layer of compound fluid all is a base material, no matter this compound fluid is through one or several reverse stack devices or stacked in the same way device, the outermost layer of compound fluid all is a base material, compound fluid is contacted when confluxing once more to be same material, and cementability is good each other; Be assumed to be the t layer through the compound fluid that forms behind the reverse stack device, the stacked in the same way device that turn 90 degrees is revolved in one of the compound fluid butt joint of t layer in the same way, this laminated construction fluid exports average mark at stacked in the same way device again and is slit into the m five equilibrium, obtain the laminated construction fluid of t * m layer structure at the stacked in the same way device port of export, stacked in the same way device inlet fluid channel size is identical with the fluid channel dimensions of turning round the outlet after turning 90 degrees; K same stacked in the same way device of series connection then can obtain t * m
kThe sandwich construction composite of layer, the fluid of last stacked device is no longer cut apart in outlet, is connected with shaped device after the overmolding device solidifies to obtain end article.M is not less than 2 integer, and k is not less than 1 integer.
The reverse stack device of a kind of high barrier micro-nano of the utility model laminated composite materials preparation facilities adopts fluid to cut apart the retrotorsion 90 degree runner characteristics of broadening simultaneously, fluid course is identical between each layer, the interlayer symmetry is good, and broadening can outwards carry out from the centre, and fluid flows evenly.Because fluid is that turn-back merges together again after cutting apart in this device, barrier layer in the fluid is covered by the inside of fluid layer, realized directly confluxing mutually between the base material that repeatedly divides poststack and base material, runner adapts to the high barrier material processing request, make the lamination runner in the process of broadening and attenuation that flows, keep the symmetry structure easily, designing and manufacturing technique is simple, and precision guarantees easily, and the adaptability of material is improved greatly.
The plasticizing feeding device of a kind of high barrier micro-nano of the utility model laminated composite materials preparation facilities is the injection moulding apparatus or the die casting machine of extruder, injection (mo(u)lding) machine.The material of plasticizing feeding device processing is polymer-based composite, ceramic matric composite or metal-base composites.Shaped device is the combination or the compacting tool set of extruder head, injection nozzle and mould.
The utility model kind high barrier micro-nano laminated composite materials preparation facilities can be widely used in preparing various laminated composite materials, micro-nano laminated composite materials particularly, from barrier, under the identical situation of barrier material gross thickness, the sandwich construction barrier property is better; In addition, the cost of barrier material is generally all higher, some occasion, barrier layer is very thin just to meet the demands, and conventional method can't make the superthin layer goods, adopt apparatus and method of the present utility model can access the composite article that bed thickness reaches micron or nanometer, the type of goods such as polymer composite field both can directly produce film, sheet material and section bar material, also can produce master batch, can also promote the use of in fields such as polymer-based composite, ceramic matric composite, metal-base composites; Barrier layer is coated on internal layer, reduces on the flow path wall that barrier material in the production process adheres to stacked device too much and causes waste; Base material has better comprehensive performance, and base material is positioned at outermost layer, makes good combination properties such as composite article weatherability, hear resistance, has brought into play the optimum performance of various materials.
In a kind of high barrier micro-nano of the utility model laminated composite materials preparation facilities by the reverse stack device and in the same way the various combination of stacked device obtain the high barrier micro-nano laminated composite materials goods of numerous kinds of bed thickness types, structural change is various, owing to adopt modular structure, use the method for this device simple.
Description of drawings
Fig. 1 is the structural representation of a kind of high barrier micro-nano of the utility model laminated composite materials preparation facilities, and the reverse stack device links to each other with junction station, is connected to stacked in the same way device between itself and shaped device.
Fig. 2 be the reverse stack device of a kind of high barrier micro-nano of the utility model laminated composite materials preparation facilities fluid partitioning, reverse, stacked composite principle schematic diagram.
Fig. 3 is that fluid shown in Figure 2 enters the reverse stack device at arrival end fluid cross-section schematic diagram.
Fig. 4 is that fluid shown in Figure 2 is flowed through the reverse stack device at port of export fluid cross-section schematic diagram.
Fig. 5 is the structural representation of a kind of high barrier micro-nano of the utility model laminated composite materials preparation facilities, and the reverse stack device is connected with shaped device.
Fig. 6 is the junction station of a kind of high barrier micro-nano of the utility model laminated composite materials preparation facilities is connected the compound fluid that obtains with stacked in the same way device a fluid cross-section schematic diagram.
The junction station of a kind of high barrier micro-nano of Fig. 7 the utility model laminated composite materials preparation facilities is connected the last fluid cross-section enlarged diagram that is connected the compound fluid that obtains with a reverse stack device with a plurality of stacked in the same way devices
Among the figure: 1-plastifies feeding device, 2-connector, 3-junction station, 4-reverse stack device, the stacked in the same way device of 5-, 6-shaped device, 7-base material, 8-binding material, 9-barrier material.
The specific embodiment
A kind of high barrier micro-nano of the utility model laminated composite materials preparation facilities, monnolithic case as shown in Figure 1, comprise plasticizing feeding device 1, connector 2, junction station 3, reverse stack device 4, stacked in the same way device 5, shaped device 6, be connected in series successively before and after them, plasticizing feeding device 1 includes three extruders.The import of described junction station 3 is connected with the outlet of connector 2, and the runner in the connector 2 is the rectangularl runner that the column type runner of inducer carries out the transition to outlet section gradually.Junction station 3 will be overlapped into the compound fluid of ABC structure from three-layer fluid base material, binding material, the barrier material of three plasticizing feeding devices, in the present embodiment, base material 7 is generally selected for use and is PE, represent with A, binding material 8 is generally selected EVA for use, represent that with B barrier material 9 is generally selected EVOH for use, represents with C.
The major function structure of described reverse stack device 4 is with the three floor height molecular fluids of polymeric fluid in connector 2 accumulates junction station 3 again from the plasticizing feeding device, as shown in Figure 2, three floor height molecular fluids broad ways average mark when leaving junction station 3 in the junction station 3 is slit into two five equilibriums, 90 degree of turn-back simultaneously and broadening were twice when each five equilibrium continued to flow forward in 4 fens superimposed flow roads of reverse stack device, reduced thickness to 1/2 times becomes branch fluid.Turn-back takes place after, when LAYER FLUID is confluxed, in the middle of barrier material 9 is wrapped in, base material 7 is at the ragged edge of fluid composite bed, as shown in Figure 3, and at conflux the mutually fluid of the six layer laminate structures that become ABCCBA of the port of export, wherein two-layer barrier material 9 is converging together, A represents PE, and B represents EVA, and C represents EVOH.
The major function structure of described stacked in the same way device 5 is that the polymeric fluid broad ways average mark that reverse stack device 4 compiles of hanging oneself in the future is slit into 4 five equilibriums, each five equilibrium is turned round in the same way when stacked in the same way device continued in the superimposed flow road to flow forward in 5 minutes and is turn 90 degrees 4 times of while broadenings, reduced thickness to 1/4 times, become branch fluid, at conflux the mutually fluid of the laminated construction that becomes 6 * 4 layers of the port of export.Because the laminated material that enters stacked in the same way device 5 is the ABCCBA structure, A-base material 7 is in the outside, and the fluid after cutting apart base material 7 and base material 7 when confluxing directly conflux, and binding material 8 and barrier material 9 are wrapped in the lamination the inside, as shown in Figure 4.Obtain 6 * 4 after k stacked in the same way device 5 butt joints like this
kThe fluid of layer, the fluid intake of shaped device 6 is identical with the fluid issuing shape of stacked in the same way device 5, and 6 * 4
kThe fluid of layer carries out the transition to the sectional dimension that mouthful mould needs gradually in shaped device 6, typing at last obtains goods.
The version of the fluid course of a kind of high barrier micro-nano of the utility model laminated composite materials preparation facilities makes the difficulty of processing of junction station 3 and shaped device 6 reduce, in stacked device, finish and cut apart and converge, the runner of mating interface has only one, sealing realizes that easily the flow equilibrium of each branch guarantees easily.After in the present embodiment polymeric fluid of three kinds of components being confluxed through the stacked in the same way device 5 of 4 five equilibriums, k identical stacked in the same way device 5 of series connection, the available composite number of plies is 6 * 4
kLayer, bed thickness can reach micron or nanometer, thereby can adopt this device preparation micro-nano composite.
The runner processing of reverse stack device 4, stacked in the same way device 5 can adopt casting method or electric plating method, or reverse stack device 4, stacked in the same way device 5 dissectd in flakes, every is adopted digital control processing to obtain required flow channel shape, is assembled into reverse stack device 4, stacked in the same way device 5 again after the burst processing.
In the present embodiment, what be connected with junction station 3 is that runner quantity is 2 reverse stack device 4, no matter connects the reverse stack device 4 and/or the stacked in the same way device 5 of which kind of structure subsequently again, sequence is arranged as the stack of ABCCBA, the compound fluid structural symmetry is good, and bed thickness calculates simple, is preferred plan.
Another example of the disclosed a kind of high barrier micro-nano laminated composite materials preparation facilities of present embodiment, monnolithic case as shown in Figure 5, include plasticizing feeding device 1, connector 2, junction station 3, stacked in the same way device 5, reverse stack device 4, shaped device 6, be connected in series successively before and after them, before reverse stack device 4 was positioned over shaped device 6, plasticizing feeding device 1 comprised three extruders.
The import of described junction station 3 is connected with the outlet of connector 2, and the runner in the connector 2 is the rectangularl runner that the column type runner of inducer carries out the transition to outlet section gradually.Junction station 3 will be overlapped into the compound fluid of ABCB structure from three extruder three fluid streams-base material 7, binding material 8, the barrier material 9 of plasticizing feeding device 1, and adhesives 8 accounts for two-layer.For ease of understanding, on behalf of base material 7, symbol A generally select PE for use, and on behalf of binding material 8, symbol B generally select EVA for use, and on behalf of barrier material 9, C generally select EVOH for use.
The major function structure of described stacked in the same way device 5 is that the three floor height molecular fluid ABCB broad ways average marks that will compile from junction station 3 are slit into trisection, each five equilibrium is turned round in the same way when stacked in the same way device continued in the superimposed flow road to flow forward in 5 minutes and is turn 90 degrees three times of while broadenings, reduced thickness to 1/3 times, become branch fluid, at conflux the mutually fluid of the laminated construction that becomes 4 * 3 layers of the port of export, see shown in Figure 6.The fluid of laminated construction is not cut apart when leaving in the same way stacked device 5, obtains 4 * 3 after k stacked in the same way device 5 butt joints like this
kThe fluid of layer; In the present embodiment, the major function structure of described reverse stack device 4 is that polymeric fluid broad ways average mark when entering reverse stack device 4 is slit into trisection, one five equilibrium and other two five equilibriums the reverse stack device when superimposed flow road continued to flow forward in 4 minutes 90 degree of turn-back simultaneously and broadening be three times, reduced thickness to 1/3 times becomes branch fluid.Turn-back takes place after, when fluid confluxes, in the middle of barrier material 9 is wrapped in, become one deck, base material 7 is at the ragged edge of fluid composite bed, sees shown in Figure 7ly, and confluxing mutually at the port of export becomes ABCB ... ABCBABCB ... ABCBBCBA ... 4 * 3 of BCBA structure
kThe fluid of * 3 layer laminate structures, wherein preceding 4 * 3 of compound fluid
k* 2 layers be arranged as ABCB ... ABCBABCB ... ABCB, other 4 * 3
k* 1 layer is arranged as BCBA ... BCBA, two parts are as final combination, and the outermost layer of compound fluid is still base material 7, and adhesives 8 is separated base material 7 and barrier material 9.
Claims (3)
1. high barrier micro-nano laminated composite materials preparation facilities, mainly include the plasticizing feeding device, connector, junction station, stacked device, shaped device, the plasticizing feeding device, connector, junction station, stacked device, be connected in series successively before and after the shaped device, it is characterized in that: stacked device is reverse stack device or reverse stack device and the combination of stacked device in the same way, the quantity of reverse stack device is more than or equal to 1, the runner of reverse stack device is slit into the n five equilibrium by one deck broad ways average mark, wherein have at least first-class runner behind five equilibrium, to spend and broadening n times simultaneously, and then be merged into one deck runner with the mutual turn-back 90 of other five equilibriums; The runner of stacked device is slit into the m five equilibrium by one deck broad ways average mark in the same way, and each five equilibrium is turned round in the same way and turn 90 degrees and broadening m times simultaneously, and then is merged into one deck runner.
2. a kind of high barrier micro-nano laminated composite materials preparation facilities according to claim 1 is characterized in that: the plasticizing feeding device is the injection moulding apparatus or the die casting machine of extruder, injection (mo(u)lding) machine.
3. a kind of high barrier micro-nano laminated composite materials preparation facilities according to claim 1, it is characterized in that: shaped device is the combination or the compacting tool set of extruder head, injection nozzle and mould.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202832692U CN202029486U (en) | 2010-08-06 | 2010-08-06 | Device for preparing micro-nano laminated composite material with high barrier property |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202832692U CN202029486U (en) | 2010-08-06 | 2010-08-06 | Device for preparing micro-nano laminated composite material with high barrier property |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202029486U true CN202029486U (en) | 2011-11-09 |
Family
ID=44891796
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202832692U Expired - Fee Related CN202029486U (en) | 2010-08-06 | 2010-08-06 | Device for preparing micro-nano laminated composite material with high barrier property |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202029486U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104975375A (en) * | 2015-04-23 | 2015-10-14 | 同济大学 | Polymer micro-nano-fiber preparation method |
-
2010
- 2010-08-06 CN CN2010202832692U patent/CN202029486U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104975375A (en) * | 2015-04-23 | 2015-10-14 | 同济大学 | Polymer micro-nano-fiber preparation method |
| CN104975375B (en) * | 2015-04-23 | 2017-04-12 | 同济大学 | Polymer micro-nano-fiber preparation method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101947841B (en) | Device and method for preparing micro-nano laminated composite material with high barrier proper | |
| CN100553937C (en) | The extrusion neck ring mold of preparation alternate multiple high polymer composite material | |
| CN102069579B (en) | Device for manufacturing nano laminated composite material | |
| CN102223995A (en) | Die, system, and method for co-extruding multiple fluid layers | |
| CN102672954B (en) | Concentric sleeve type multi-layer coextrusion film blowing machine head | |
| CN201587107U (en) | Device for preparing nano laminated composite material | |
| CN102303438A (en) | PMMA (Polymethyl Methacrylate)/PC(Polycarbonate)/PMMA (Polymethyl Methacrylate) double-sided scratch-proof optical film and preparation method thereof | |
| CN102350794A (en) | Method for preparing polyolefin-based barrier material product | |
| CN102602007B (en) | In-situ reaction forming device for differential and integral calculus laminated polymer composite material and in-situ reaction forming method | |
| US9079346B2 (en) | Apparatus and method for preparing laminated nano-composite material | |
| CN201317092Y (en) | Multi-layer material preparation device | |
| CN201240050Y (en) | Coextrusion die head capable of improving evenness of coextrusion surface | |
| CN202029486U (en) | Device for preparing micro-nano laminated composite material with high barrier property | |
| CN202556739U (en) | In-situ reaction molding device of laminated calculus polymer composite | |
| CN101570052B (en) | Eleven-layer coextrusion runner system | |
| CN106079353A (en) | A kind of extrusion has co-extrusion die head and the extrusion method thereof of double bus section bar | |
| CN202462835U (en) | Nano laminated composite material preparation device with function of adjusting number of layers | |
| CN201800215U (en) | Layer multiplication device for preparing multi-layer material | |
| CN201979690U (en) | Multi-functional manual dispenser device for cast and co-intrusion-molded film | |
| CN200970885Y (en) | Laminated device for preparing intersect multilayer polymer composite | |
| CN101066623A (en) | Process and apparatus for producing packing plastic material | |
| CN106863735A (en) | A kind of extrusion method and its extrusion device of laminated plastics sheet material | |
| CN204869572U (en) | Three compound shape of mouth as one speakss of extruding of rubber | |
| CN205997320U (en) | A kind of mould of multi layer coex composite membranes | |
| CN201427388Y (en) | Eleven-layer coextrusion runner system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111109 Termination date: 20130806 |