CN102963071B - Composite board, metamaterial and preparation methods - Google Patents
Composite board, metamaterial and preparation methods Download PDFInfo
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- CN102963071B CN102963071B CN201210475644.7A CN201210475644A CN102963071B CN 102963071 B CN102963071 B CN 102963071B CN 201210475644 A CN201210475644 A CN 201210475644A CN 102963071 B CN102963071 B CN 102963071B
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Abstract
The invention provides a preparation method of a composite board. The preparation method comprises the following steps: S1. coating hot melt adhesives and metal foils on the upper and/or lower surface of the polystyrene substrate in sequence to form a pre-pressed composite board; and S2. putting the pre-pressed composite board into a hot roller press to be hot-pressed to form the composite board, wherein the hot-pressing temperature is 121-280 DEG C, the roll-in pressure is 2-40kg/cm<2>, and the roll-in speed is 1.1-30m/min. The invention also relates to the composite board prepared by the method, a preparation method of a metamaterial and the metamaterial. The preparation method has the beneficial effects that the polystyrene is low in dielectric loss and cost, thus being beneficial to obtaining the composite board and metamaterial with low losses and low costs; and the production process is simplified and the cost is reduced by coating the metal foils on the polystyrene substrate by adopting the hot-pressing mode of the hot roller press, and the peel strength of the metal foils is higher, so the composite board can be widely applied in the field of metamaterial processing.
Description
Technical field
The present invention relates to artificial electromagnetic material field, relate in particular to the preparation method of a kind of composite plate, composite plate, the preparation method of super material and super material.
Background technology
Super material refers to artificial composite structure or the composite that some have the not available extraordinary physical property of natural material.Orderly design by the structure on the key physical yardstick at material, can break through the restriction of some surperficial natural law, thereby obtains the meta-materials function that exceeds the intrinsic common character of nature.The character of super material realizes together with the metal micro structure of making the matrix material of super material and manually designing with function.
Current super material is mainly to realize by make metal wire in the copper-clad plate of thermoset glass polymeric resin matrix.Main medium baseplate material is the insulating materials that wiring board industry is used: FR4, PTFE, polyimides etc.Using FR4, polyimides is base material, and its dielectric loss is larger, affects super material property.And using PTFE substrate, its cost is very high, causes super material totle drilling cost significantly to rise, and has limited the scale application of super material.Thermoplastic macromolecule resin's dielectric material loss of polyolefin one class is low, approaches PTFE.But because most polyolefine material polarity is less, surperficial caking property is poor.Use at present the mode of electroplating to cover copper to TPO base material, but the cost of plating mode is high, waste water and waste liquid is many, has higher pollution, and the adhesion of itself and copper is poor, cannot meet processing request.
Summary of the invention
Technical problem to be solved by this invention is, overcomes high, the with serious pollution problem of existing electroplating copper cost, and a kind of preparation method who uses hot-rolling press p-poly-phenyl vinyl tile surface clad with metal foil is provided, and obtains required composite plate.
The present invention solves the problems of the technologies described above adopted technical scheme: a kind of preparation method of composite plate is provided, comprises the following steps:
S1, above and/or under polystyrene substrate, surface is covered with successively PUR, metal forming and forms precompressed composite plate;
S2, precompressed composite plate is put into hot-rolling press, hot pressing forms composite plate, and wherein, hot pressing temperature is 121 ~ 280 ℃, and roll-in pressure is 2 ~ 40kg/cm
2, roll-in speed is 1.1 ~ 30m/min.
Further, the hot pressing temperature in step S2 is 140 ~ 220 ℃.
Further, the hot pressing temperature in step S2 is 180 ~ 200 ℃.
Further, the roll-in pressure in step S2 is 5 ~ 30kg/cm
2.
Further, the roll-in pressure in step S2 is 10 ~ 20kg/cm
2.
Further, the roll-in speed in step S2 is 5 ~ 25m/min.
Further, the roll-in speed in step S2 is 12 ~ 20m/min.
Further, described PUR is TPU PUR, PU PUR, PO PUR or EVA PUR.
Further, described metal forming is Copper Foil, silver foil or aluminium foil.
Further, the thickness of described metal forming is 0.005 ~ 0.15 millimeter.
Above-mentioned preparation method of the present invention has following beneficial effect: the dielectric loss of polystyrene is little and cost is low, is conducive to obtain the super material that loss is little and cost is low; Adopt the preparation method of mode clad with metal foil (for example Copper Foil) on polystyrene substrate of hot-rolling press hot pressing to simplify production technology, reduced cost, and pollution-free, and the peel strength of the metal forming pasting met the processing request of super material, the composite plate of therefore being prepared by the method can be widely used in super material processing field.Certainly, the composite plate being obtained by this preparation method can also be applied to other field, for example traditional copper-clad plate field.In addition, because this preparation method's hot pressing temperature is higher, by the huge temperature difference between hot-rolling and metal forming, can make the thawing speed of PUR accelerate, roll-in speed significantly improves, and production efficiency improves.
The present invention also provides a kind of composite plate in addition, and described composite plate is prepared by above-mentioned preparation method.
The present invention also provides a kind of preparation method of super material in addition, comprises the following steps:
S1, according to above-mentioned preparation method, prepare composite plate;
S2, in the metal forming of composite plate, process the artificial micro-structural of predetermined geometric pattern.
Further, the processing mode of described artificial micro-structural is etching, plating, photoetching, brill is carved or ion is carved.
The present invention also provides a kind of super material, and described super material is prepared by above-mentioned preparation method.
Super material of the present invention possesses following beneficial effect: the dielectric loss of polystyrene is little and cost is low, is conducive to obtain the super material that loss is little and cost is low; The metal forming peel strength pasting has met the processing request of super material, and therefore super material can be in communications field extensive use.
[accompanying drawing explanation]
The flow process chart of Fig. 1 composite plate of the present invention;
Fig. 2 is the structural representation that can realize the super material of wave transparent function according to one embodiment of the invention;
Fig. 3 arranges according to the artificial micro structured pattern that can realize the super material of inhaling wave energy of one embodiment of the invention;
Fig. 4 arranges according to the artificial micro structured pattern of the super material that can realize polarization conversion of one embodiment of the invention;
Fig. 5 arranges according to the artificial micro structured pattern of the super material that can realize wave beam modulation of one embodiment of the invention.
[specific embodiment]
In order to make object of the present invention, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the present invention is further elaborated.Should be appreciated that specific embodiment described herein, only in order to explain the present invention, is not intended to limit the present invention.
A preparation method for composite plate, comprises the following steps, as shown in Figure 1.
S1, above and/or under polystyrene substrate, surface is covered with successively PUR, metal forming and forms precompressed composite plate; PUR is preferably TPU PUR, PU PUR, PO PUR or EVA PUR.Described metal forming is Copper Foil, silver foil or aluminium foil, certainly also other available metal forming.Preferably, the thickness of described metal forming is 0.005 ~ 0.15 millimeter.
S2, precompressed composite plate is put into hot-rolling press, hot pressing forms composite plate, and wherein, hot pressing temperature is 121 ~ 280 ℃.Hot pressing temperature is preferably 140 ~ 200 ℃.In addition, the roll-in pressure in step S2 can be 2 ~ 30kg/cm
2.Roll-in speed in step S2 can be 2 ~ 30m/min.
The dielectric loss of polystyrene is little and cost is low, is conducive to obtain composite plate and the super material that loss is little and cost is low
Material; Composite plate prepared by above-mentioned preparation method comprises polystyrene substrate, pastes the hot melt adhesive layer in metal forming and bonding polystyrene substrate and the metal forming on polystyrene substrate surface.This preparation method has simplified production technology, has reduced cost, and pollution-free, and the peel strength of the metal forming pasting met the processing request of super material, so this composite plate can be widely used in super material processing field.In addition, because this preparation method's hot pressing temperature is higher, by the huge temperature difference between hot-rolling and metal forming, can make the thawing speed of PUR accelerate, roll-in speed significantly improves, and production efficiency improves.
The preparation method of composite plate of the present invention is described by a plurality of embodiment below.
Embodiment mono-
S1, above and/or under polystyrene substrate, to be covered with successively EVA PUR, thickness be that the Copper Foil of 0.01 millimeter forms precompressed composite plate on surface;
S2, precompressed composite plate is put into the hot pressing of hot-rolling press form composite plate, its roll-in temperature is that 121 ℃, roll-in pressure are 40kg/cm
2, roll-in speed is 1.1m/min, the super Material cladding plate that cooling rear acquisition is required.
The composite plate that adopts peel strength tester (IPC-TM-650) test implementation example one to obtain, peel strength is 1.8Kgf/cm.
Embodiment bis-
S1, above and/or under polystyrene substrate, to be covered with successively EVA PUR, thickness be that the Copper Foil of 0.01 millimeter forms precompressed composite plate on surface;
S2, precompressed composite plate is put into the hot pressing of hot-rolling press form composite plate, its roll-in temperature is that 140 ℃, roll-in pressure are 20kg/cm
2, roll-in speed is 3m/min, the required composite plate of cooling rear acquisition.
The composite plate that adopts peel strength tester (IPC-TM-650) test implementation example two to obtain, peel strength is 2Kgf/cm.
Embodiment tri-
S1, above and/or under polystyrene substrate, to be covered with successively EVA PUR, thickness be that the Copper Foil of 0.01 millimeter forms precompressed composite plate on surface;
S2, precompressed composite plate is put into the hot pressing of hot-rolling press form composite plate, its roll-in temperature is that 180 ℃, roll-in pressure are 2kg/cm
2, roll-in speed is 20m/min, the required composite plate of cooling rear acquisition.
The composite plate that adopts peel strength tester (IPC-TM-650) test implementation example three to obtain, peel strength is 1.5Kgf/cm.
Embodiment tetra-
S1, above and/or under polystyrene substrate, to be covered with successively PU PUR, thickness be that the Copper Foil of 0.01 millimeter forms precompressed composite plate on surface;
S2, precompressed composite plate is put into the hot pressing of hot-rolling press form composite plate, its roll-in temperature is that 200 ℃, roll-in pressure are 10kg/cm
2, roll-in speed is 30m/min, the required composite plate of cooling rear acquisition.
The composite plate that adopts peel strength tester (IPC-TM-650) test implementation example four to obtain, peel strength is 1.5Kgf/cm.
Embodiment five
S1, above and/or under Merlon (polyester a kind of) substrate, to be covered with successively PO PUR, thickness be that the Copper Foil of 0.01 millimeter forms precompressed composite plate on surface;
S2, precompressed composite plate is put into the hot pressing of hot-rolling press form composite plate, its roll-in temperature is that 220 ℃, roll-in pressure are 10kg/cm
2, roll-in speed is 5m/min, the required composite plate of cooling rear acquisition.
The composite plate that adopts peel strength tester (IPC-TM-650) test implementation example five to obtain, peel strength is 1Kgf/cm.
Embodiment six
S1, above and/or under Merlon (polyester a kind of) substrate, to be covered with successively PO PUR, thickness be that the Copper Foil of 0.01 millimeter forms precompressed composite plate on surface;
S2, precompressed composite plate is put into the hot pressing of hot-rolling press form composite plate, its roll-in temperature is that 280 ℃, roll-in pressure are 5kg/cm
2, roll-in speed is 12m/min, the required composite plate of cooling rear acquisition.
The composite plate that adopts peel strength tester (IPC-TM-650) test implementation example six to obtain, peel strength is 1.1Kgf/cm.
From above a plurality of embodiment, can find out, utilize the peel strength of the composite plate that above-mentioned preparation method obtains to reach super materials'use requirement, metal forming is also difficult for peeling off.
The present invention also provides a kind of composite plate of being prepared by said method.
The present invention also provides a kind of preparation method of super material, comprises the following steps:
S1, according to above-mentioned preparation method, prepare composite plate;
S2, in the metal forming of composite plate, process the artificial micro-structural of predetermined geometric pattern.The processing mode of artificial micro-structural is etching, plating, photoetching, brill is carved or ion is carved.Preferably adopt etching.
The present invention also provides a kind of super material, by above-mentioned super material preparation method, is made.The super material of making can carry out the modulating actions such as wave transparent, suction ripple, wave beam modulation and polarization conversion for realizing to electromagnetic wave.The concrete function of super material can be realized with pattern by designing arranging of artificial micro-structural.Fig. 2 shows a kind of three-dimensional structure diagram that can realize the super material of wave transparent function.Square shape black pattern in figure is the artificial micro structured pattern after etching.Fig. 3 shows a kind of artificial micro structured pattern that can realize the super material of inhaling wave energy and arranges, artificial micro structured pattern is roughly to arrange in the cycle, each artificial micro-structural topological structure is identical, include five circles with certain live width, wherein arrange in four circle diagonal angles, cornerwise center that another is placed in four circles, the super material with this artificial micro structured pattern has good microwave absorbing property.Fig. 4 is that the artificial micro structured pattern that can realize the super material of polarization conversion is arranged, and conventionally in order to realize the change of better polarization angle, adopts the super material of multilayer to superpose to reach.In Fig. 4, a plurality of rectangular metal sheet cycles arrange, and the dotted line in Fig. 3 and Fig. 4 is only in order to show that each artificial micro-structural is to arrange in the cycle, does not represent an entity.Artificial micro structured pattern shown in Fig. 4 can change the polarization characteristic of incident electromagnetic wave.Fig. 5 is that the artificial micro structured pattern that can realize the super material of wave beam modulation is arranged.Wave beam modulation can be electromagneticly converge, disperse, deviation etc., the artificial micro structured pattern that Fig. 5 provides is arranged and can be realized electromagnetic converging, be similar to flakes, topological structure is identical, but size changes to some extent, the closer to the position at middle part, size is larger, corresponding refractive index is also just larger, so just can realize electromagnetic wave and draw close to the centre of super material.Artificial micro-structural shown in Fig. 5 comprises two metal wires of vertically dividing equally, at the two ends of each metal wire, is connected with metal branch, and the mid point of metal branch is positioned on the end points of metal wire.Super material like this can be applied in above satellite antenna, microwave antenna and distance transmission system etc.
Visible, composite plate provided by the invention, super material and processing method thereof, can be widely used in the communications field.
By reference to the accompanying drawings embodiments of the invention are described above; but the present invention is not limited to the above-mentioned specific embodiment; the above-mentioned specific embodiment is only schematic; rather than restrictive; those of ordinary skill in the art is under enlightenment of the present invention; not departing from the scope situation that aim of the present invention and claim protect, also can make a lot of forms, within these all belong to protection of the present invention.
Claims (14)
1. a preparation method for composite plate, is characterized in that, comprises the following steps:
S1, above and/or under polystyrene substrate, surface is covered with successively PUR, metal forming and forms precompressed composite plate;
S2, precompressed composite plate is put into hot-rolling press, hot pressing forms composite plate, and wherein, hot pressing temperature is 121～280 ℃, and roll-in pressure is 2～40kg/cm
2, roll-in speed is 1.1～30m/min.
2. preparation method according to claim 1, is characterized in that, the hot pressing temperature in step S2 is 140～220 ℃.
3. preparation method according to claim 1, is characterized in that, the hot pressing temperature in step S2 is 180～200 ℃.
4. preparation method according to claim 1, is characterized in that, the roll-in pressure in step S2 is 5～30kg/cm
2.
5. preparation method according to claim 1, is characterized in that, the roll-in pressure in step S2 is 10～20kg/cm
2.
6. preparation method according to claim 1, is characterized in that, the roll-in speed in step S2 is 5～25m/min.
7. preparation method according to claim 1, is characterized in that, the roll-in speed in step S2 is 12～20m/min.
8. preparation method according to claim 1, is characterized in that, described PUR is TPU PUR, PU PUR, PO PUR or EVA PUR.
9. preparation method according to claim 1, is characterized in that, described metal forming is Copper Foil, silver foil or aluminium foil.
10. according to the preparation method described in claim 1 or 9, it is characterized in that, the thickness of described metal forming is 0.005～0.15 millimeter.
11. 1 kinds of composite plates, is characterized in that, described composite plate is prepared by the preparation method described in claim 1 to 10 any one.
The preparation method of 12. 1 kinds of super materials, is characterized in that, comprises the following steps:
S1, according to the preparation method described in claim 1 to 10 any one, prepare composite plate;
S2, in the metal forming of composite plate, process the artificial micro-structural of predetermined geometric pattern.
13. preparation methods according to claim 12, is characterized in that, the processing mode of described artificial micro-structural is etching, plating, photoetching, brill is carved or ion is carved.
14. 1 kinds of super materials, is characterized in that, described super material is prepared by the preparation method described in claim 12 or 13.
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| CN104519726A (en) * | 2013-09-29 | 2015-04-15 | 深圳光启创新技术有限公司 | Honeycomb core material, compound wave-absorbing material and honeycomb enhanced metamaterial |
| CN107089050B (en) * | 2016-02-18 | 2021-01-01 | 深圳光启高等理工研究院 | Metamaterial laminated plate and preparation method thereof |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102673046A (en) * | 2012-04-27 | 2012-09-19 | 深圳光启创新技术有限公司 | Composite board made of metamaterials and preparation method |
| CN102673049A (en) * | 2012-04-27 | 2012-09-19 | 深圳光启创新技术有限公司 | Super material composite board and processing method thereof |
| CN102673050A (en) * | 2012-04-27 | 2012-09-19 | 深圳光启创新技术有限公司 | Composite board made of metamaterials and processing method |
| CN102689464A (en) * | 2012-04-27 | 2012-09-26 | 深圳光启创新技术有限公司 | Metamaterial composite plates and processing method thereof |
| CN102709703A (en) * | 2012-02-29 | 2012-10-03 | 深圳光启创新技术有限公司 | Manufacturing method of metamaterials and antenna housing made of metamaterials |
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| US20080125531A1 (en) * | 2003-01-31 | 2008-05-29 | Zeon Coropration | Polymerizable Composition, Thermoplastic Resin Composition, Crosslinked Resin, And Crosslinked Resin Composite Materials |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102709703A (en) * | 2012-02-29 | 2012-10-03 | 深圳光启创新技术有限公司 | Manufacturing method of metamaterials and antenna housing made of metamaterials |
| CN102673046A (en) * | 2012-04-27 | 2012-09-19 | 深圳光启创新技术有限公司 | Composite board made of metamaterials and preparation method |
| CN102673049A (en) * | 2012-04-27 | 2012-09-19 | 深圳光启创新技术有限公司 | Super material composite board and processing method thereof |
| CN102673050A (en) * | 2012-04-27 | 2012-09-19 | 深圳光启创新技术有限公司 | Composite board made of metamaterials and processing method |
| CN102689464A (en) * | 2012-04-27 | 2012-09-26 | 深圳光启创新技术有限公司 | Metamaterial composite plates and processing method thereof |
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Effective date of registration: 20161212 Address after: 518000 Guangdong city of Shenzhen province Futian District CaiTian Road East New World Plaza C block 2006-17 Patentee after: Shenzhen Guangqi Innovative Technology Co., Ltd. Patentee after: Kuang-Chi Institute of Advanced Technology Address before: 518034 A international business center, No. 1061, Xiang Mei Road, Guangdong, Shenzhen, Futian District, China 18B Patentee before: Shenzhen Guangqi Innovative Technology Co., Ltd. |