CN102702545B - Preparation method of composite material and metamaterial - Google Patents
Preparation method of composite material and metamaterial Download PDFInfo
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- CN102702545B CN102702545B CN201210050357.1A CN201210050357A CN102702545B CN 102702545 B CN102702545 B CN 102702545B CN 201210050357 A CN201210050357 A CN 201210050357A CN 102702545 B CN102702545 B CN 102702545B
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- 238000002360 preparation method Methods 0.000 title claims abstract description 25
- 239000002131 composite material Substances 0.000 title abstract description 9
- 239000002245 particle Substances 0.000 claims abstract description 42
- 239000000919 ceramic Substances 0.000 claims abstract description 30
- 229920000620 organic polymer Polymers 0.000 claims abstract description 22
- 239000012528 membrane Substances 0.000 claims abstract description 9
- 239000011159 matrix material Substances 0.000 claims description 41
- ZMXDDKWLCZADIW-UHFFFAOYSA-N N,N-Dimethylformamide Chemical group CN(C)C=O ZMXDDKWLCZADIW-UHFFFAOYSA-N 0.000 claims description 36
- 239000007788 liquid Substances 0.000 claims description 34
- 239000002904 solvent Substances 0.000 claims description 33
- 239000002052 molecular layer Substances 0.000 claims description 32
- 229920002981 polyvinylidene fluoride Polymers 0.000 claims description 29
- GWEVSGVZZGPLCZ-UHFFFAOYSA-N Titan oxide Chemical compound O=[Ti]=O GWEVSGVZZGPLCZ-UHFFFAOYSA-N 0.000 claims description 22
- 239000006185 dispersion Substances 0.000 claims description 22
- 238000000034 method Methods 0.000 claims description 22
- CSCPPACGZOOCGX-UHFFFAOYSA-N Acetone Chemical compound CC(C)=O CSCPPACGZOOCGX-UHFFFAOYSA-N 0.000 claims description 16
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 16
- 239000002861 polymer material Substances 0.000 claims description 12
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 claims description 11
- 239000008187 granular material Substances 0.000 claims description 10
- 239000004408 titanium dioxide Substances 0.000 claims description 9
- IAZDPXIOMUYVGZ-UHFFFAOYSA-N Dimethylsulphoxide Chemical compound CS(C)=O IAZDPXIOMUYVGZ-UHFFFAOYSA-N 0.000 claims description 8
- 238000006243 chemical reaction Methods 0.000 claims description 8
- FXHOOIRPVKKKFG-UHFFFAOYSA-N N,N-Dimethylacetamide Chemical compound CN(C)C(C)=O FXHOOIRPVKKKFG-UHFFFAOYSA-N 0.000 claims description 7
- 229920005989 resin Polymers 0.000 claims description 7
- 239000011347 resin Substances 0.000 claims description 7
- 229920002301 cellulose acetate Polymers 0.000 claims description 5
- 238000007731 hot pressing Methods 0.000 claims description 5
- 229920002239 polyacrylonitrile Polymers 0.000 claims description 5
- 229920002492 poly(sulfone) Polymers 0.000 claims description 4
- 229920006122 polyamide resin Polymers 0.000 claims description 4
- 229910052581 Si3N4 Inorganic materials 0.000 claims description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims description 3
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 claims description 3
- 229910010271 silicon carbide Inorganic materials 0.000 claims description 3
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 3
- 239000000463 material Substances 0.000 abstract description 50
- 239000000758 substrate Substances 0.000 abstract description 19
- 238000000614 phase inversion technique Methods 0.000 abstract 1
- 239000007787 solid Substances 0.000 description 10
- 239000012071 phase Substances 0.000 description 8
- 230000015572 biosynthetic process Effects 0.000 description 6
- 238000013461 design Methods 0.000 description 6
- MHABMANUFPZXEB-UHFFFAOYSA-N O-demethyl-aloesaponarin I Natural products O=C1C2=CC=CC(O)=C2C(=O)C2=C1C=C(O)C(C(O)=O)=C2C MHABMANUFPZXEB-UHFFFAOYSA-N 0.000 description 5
- 150000001408 amides Chemical class 0.000 description 5
- 230000001276 controlling effect Effects 0.000 description 5
- BQFCCCIRTOLPEF-UHFFFAOYSA-N chembl1976978 Chemical compound CC1=CC=CC=C1N=NC1=C(O)C=CC2=CC=CC=C12 BQFCCCIRTOLPEF-UHFFFAOYSA-N 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 239000003822 epoxy resin Substances 0.000 description 4
- 239000002105 nanoparticle Substances 0.000 description 4
- 229920000647 polyepoxide Polymers 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 230000001105 regulatory effect Effects 0.000 description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 3
- 239000004952 Polyamide Substances 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- TWNQGVIAIRXVLR-UHFFFAOYSA-N oxo(oxoalumanyloxy)alumane Chemical compound O=[Al]O[Al]=O TWNQGVIAIRXVLR-UHFFFAOYSA-N 0.000 description 3
- 229920002647 polyamide Polymers 0.000 description 3
- 238000012545 processing Methods 0.000 description 3
- 229910052802 copper Inorganic materials 0.000 description 2
- 239000010949 copper Substances 0.000 description 2
- 238000007654 immersion Methods 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 238000002156 mixing Methods 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 238000007747 plating Methods 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 238000003672 processing method Methods 0.000 description 2
- 238000002791 soaking Methods 0.000 description 2
- 239000007790 solid phase Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 239000002033 PVDF binder Substances 0.000 description 1
- PPWHTZKZQNXVAE-UHFFFAOYSA-N Tetracaine hydrochloride Chemical compound Cl.CCCCNC1=CC=C(C(=O)OCCN(C)C)C=C1 PPWHTZKZQNXVAE-UHFFFAOYSA-N 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 239000011889 copper foil Substances 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000005684 electric field Effects 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 230000035800 maturation Effects 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 239000003921 oil Substances 0.000 description 1
- 239000011224 oxide ceramic Substances 0.000 description 1
- 229910052574 oxide ceramic Inorganic materials 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 238000001259 photo etching Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 229920006254 polymer film Polymers 0.000 description 1
- 238000003825 pressing Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000011342 resin composition Substances 0.000 description 1
- 229920003987 resole Polymers 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 229910052709 silver Inorganic materials 0.000 description 1
- 239000004332 silver Substances 0.000 description 1
- BFKJFAAPBSQJPD-UHFFFAOYSA-N tetrafluoroethene Chemical group FC(F)=C(F)F BFKJFAAPBSQJPD-UHFFFAOYSA-N 0.000 description 1
- -1 therefore Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Abstract
The invention provides a preparation method of composite material and a metamaterial. Base material of the metamaterial is an organic polymer membrane prepared by adopting an immersed gel phase inversion method, the organic polymer membrane has better mechanical strength and flexibility and can meet mechanical performance requirement of the metamaterial, and nano ceramic particles are uniformly scattered in a preparation process to regulate dielectric constant of the organic polymer membrane; since the ceramic particles have high dielectric constants and the organic polymer membrane has low dielectric constants, the whole dielectric constant of the composite material can be greatly improved by controlling addition of the ceramic particles, and regulation on the dielectric constant of a dielectric substrate made from the metamaterial is further realized.
Description
[technical field]
The present invention relates to super Material Field, relate to particularly the preparation technology of super material medium substrate.
[background technology]
Super material refers to artificial composite structure or the matrix material that some have the not available extraordinary physical properties of natural materials.Structurally ordered design by the key physical yardstick at material, can break through the restriction of some apparent natural law, thereby obtains the meta-materials function that exceeds the intrinsic common character of nature.The character of super material and function mainly come from its inner structure but not form their material, therefore, are design and synthetic super material, and people have carried out a lot of research work.2000, the people such as the Smith of University of California pointed out that the metal wire of periodic arrangement and the composite structure of open loop syntonizer (SRR) can be realized DIELECTRIC CONSTANT ε and magnetic permeability μ is negative two negative material simultaneously, also claim LHM.They are again by having realized two-dimentional two negative material at printed circuit board (PCB) (PCB) upper making metal wire and SRR composite structure afterwards.
By medium substrate and array, a plurality of artificial microstructure on medium substrate forms the basic structure of super material, a plurality of artificial microstructure of array on medium substrate has specific electromagnetic property, can produce electromagnetic response to electric field or magnetic field, by the structure of artificial microstructure and arrangement regulation are carried out to effective dielectric constant and the equivalent permeability that accurate design can be controlled super each elementary cell of material, thereby make super material present the electromagnetic property that various general materials do not have, if converge, disperse and deviation hertzian wave etc.
The artificial microstructure of existing super material is generally metallic substance, and medium substrate generally adopts organic resin substrate, organic resin substrate is generally to take the epoxy resin base plate that glasscloth is strongthener, or for thering is the ceramic substrate of high dielectric constant, although epoxy resin base plate has good mechanical property, but because its specific inductivity is lower, only can be applied in the low field of some specific inductivity requirement, although stupalith can in very large range meet the requirement of specific inductivity, but its mechanical property is poor, and the size of specific inductivity depends on material itself completely, cannot need to regulate according to the design of super material, therefore, no matter be existing epoxy resin base plate or ceramic substrate, all can not meet well the functional design needs of super material.
Meanwhile, existing organic polymer-oxide ceramics matrix material conventionally but loss large by the macromolecular materials that specific inductivity is lower, loss is larger such as epoxy resin, resol, tetrafluoroethylene and specific inductivity also higher ferroelectric ceramic grain form.In order to guarantee the workability of material, the content of resin can not be too low, even if the content of the ferroelectric ceramic(s) of high-k can not be too high, this just causes the specific inductivity of matrix material can not do very highly.Meanwhile, the high loss of resin Composition and ferroelectric ceramic(s) component has also determined the high loss of matrix material.
[summary of the invention]
The super material that technical problem to be solved by this invention is to provide a kind of preparation method of matrix material and applies this matrix material.
The technical scheme that the present invention realizes goal of the invention employing is that a kind of preparation method of matrix material, comprises the following steps:
A. select for immersing the organic polymer material that gel phase conversion method is prepared with organic polymeric membrane, organic polymer material is dissolved in the first solvent, form organic polymer solution;
B. ceramic particle is joined in described organic polymer solution, after dispersion, obtain the first uniform and stable dispersion liquid;
C. described the first dispersion liquid is evenly coated in to a supporting body surface, obtains liquid organic high molecular layer;
D. described supporter is immersed in the second solvent together with described liquid organic high molecular layer, described the second solvent can not dissolve described organic polymer material and can dissolve each other with described the first solvent, and described liquid organic high molecular layer forms solid-state organic high molecular layer through immersing after gel phase transforms;
E. the solid-state organic high molecular layer obtaining is dry, obtain matrix material.
Preferably, be also included in described the second solvent and add ceramic particle.
Preferably, also comprise: by controlling the add-on of ceramic particle in described the first dispersion liquid, make the specific inductivity of matrix material reach predetermined value.
Preferably, also comprise: by controlling the total amount that adds of ceramic particle in described the first dispersion liquid and the second solvent, make the specific inductivity of matrix material reach predetermined value.
Preferably, after described e step, also comprise and obtain solid-state organic high molecular layer described in multilayer, the solid-state organic high molecular layer of multilayer is carried out to hot pressing, obtain having the matrix material of pre-determined thickness.
Preferably, described organic polymer material is polysulfones resin, polyvinylidene difluoride (PVDF), cellulose acetate, polyamide resin or polyacrylonitrile.
Preferably, described the first solvent is dimethyl formamide, N,N-DIMETHYLACETAMIDE or dimethyl sulfoxide (DMSO).
Preferably, described the second solvent is water, ethanol or acetone.
Preferably, described ceramic particle is nano level titanium dioxide granule, alumina particle, silica dioxide granule, silicon-carbide particle or silicon nitride particle.
The present invention also provides a kind of super material, comprises medium substrate and the array a plurality of artificial microstructure on medium substrate, and described medium substrate is the inner dispersed organic high molecular layer that has ceramic particle.
Preferably, described ceramic particle is nano level titanium dioxide granule, alumina particle, silica dioxide granule, silicon-carbide particle or silicon nitride particle.
Preferably, the organic polymer material of described organic high molecular layer is polysulfones resin, polyvinylidene difluoride (PVDF), cellulose acetate, polyamide resin or polyacrylonitrile.
Preferably, described medium substrate includes organic high molecular layer described in multilayer, and described multilayer organic high molecular layer is stacked bonding by the method for hot pressing pressing.
In the present invention, the organic high molecular layer of the body material of super material for preparing by immersing gel phase conversion method, such organic high molecular layer has good physical strength and suppleness, can meet the mechanical property requirement of super material, simultaneously, by dispersed nanometer scale ceramics particle in preparation process, the specific inductivity of organic high molecular layer is regulated, because ceramic particle has higher specific inductivity, and the specific inductivity of organic high molecular layer is lower, therefore, by controlling the add-on of ceramic particle, can make the overall dielectric constant of matrix material be improved in a big way, and then the adjusting of the super material medium substrate dielectric constant of realization.
[accompanying drawing explanation]
Fig. 1, preparation method's schema of matrix material of the present invention.
[embodiment]
Below in conjunction with accompanying drawing, the present invention is described in detail.
Fig. 1 is preparation method's schema of matrix material of the present invention, mainly comprises the following steps:
A. select for immersing the organic polymer material that gel phase conversion method is prepared with organic polymeric membrane, organic polymer material is dissolved in the first solvent, form organic polymer solution;
B. ceramic particle is joined in described organic polymer solution, after dispersion, obtain the first uniform and stable dispersion liquid;
C. described the first dispersion liquid is evenly coated in to a supporting body surface, obtains liquid organic high molecular layer;
D. described supporter is immersed in the second solvent together with described liquid organic high molecular layer, described the second solvent can not dissolve described organic polymer material and can dissolve each other with described the first solvent, and described liquid organic high molecular layer forms solid-state organic high molecular layer through immersing after gel phase transforms;
E. the solid-state organic high molecular layer obtaining is dry, obtain matrix material.
In above-mentioned steps, immersing gel phase conversion method, be called again liquid-solid phase conversion method or immerse gel method, is a kind of of gel method or inversion of phases method.Concrete technology step is: first macromolecular material is dissolved in a certain fine solvent A and makes the solution that contains this macromolecular material; By macromolecular solution, the method by knifing or whirl coating spreads out into film like in a certain supporting body surface again; Then this solution film is immersed in solvent B, solvent B can not dissolve this macromolecular material, but very strong to the dissolving power of solvent orange 2 A, and while immersing solvent B, the solvent orange 2 A in solution film is dissolved in solvent B fast, and macromolecular material is separated out formation solid film simultaneously.Due to separating out of solvent orange 2 A, in solid-state polymer film, have vesicular structure and form, its porosity and pore size can regulate by changing processing condition.Because whole polymeric membrane is to be immersed in solvent B, so film is when take out, and solvent B can fill in the hole that enters firm formation.The macromolecular material of film forming has by this method: polysulfones resin (PSF or PES), polyvinylidene difluoride (PVDF) (PVDF), cellulose acetate (CA), polyamide resin (PA),, polyacrylonitrile (PAN) etc., conventional solvent orange 2 A has dimethyl formamide (DMF), N,N-DIMETHYLACETAMIDE (DMAC) etc., and conventional solvent B has water, ethanol, acetone etc.
In the present invention, the body material of super material adopts the organic high molecular layer of preparing by immersing gel phase conversion method, by dispersed nanometer scale ceramics particle in preparation process, the specific inductivity of organic high molecular layer is regulated, because ceramic particle has higher specific inductivity, and the specific inductivity of organic high molecular layer is lower, therefore, by controlling the add-on of ceramic particle, can make the overall dielectric constant of matrix material be improved in a big way, and then realize the adjusting of super material medium substrate dielectric constant.Should be understood that, volume ratio according to the specific inductivity size of ceramic particle itself, ceramic particle in organic high molecular layer and the specific inductivity size of organic high molecular layer, the specific inductivity size that can extrapolate with comparalive ease the matrix material finally obtaining, finally can make the specific inductivity size of matrix material meet predetermined application needs by present method.
Below in conjunction with specific embodiment, composite material and preparation method thereof of the present invention is elaborated.
Embodiment 1
Polyvinylidene difluoride (PVDF) (PVDF) is dissolved in solvent dimethyl formamide (DMF), by stirring, make transparent solution, lipophilicity titania nanoparticles by modification is mixed with above-mentioned clear solution and carry out dispersed processing, the first dispersion liquid that obtains mixing, now, according to the specific inductivity size needs of matrix material, the specific inductivity of known polyvinylidene difluoride (PVDF) (PVDF) is 10, the specific inductivity of titanium dioxide is 110, by regulating the add-on of titanium dioxide can extrapolate the specific inductivity size of final matrix material.
Above-mentioned the first dispersion liquid is evenly coated to a certain smooth stayed surface, obtains liquid polyvinylidene difluoride film, again the liquid polyvinylidene fluoride film obtaining is immersed in alcohol solvent together with supporter, soaking 10-60 took out after second, in immersion process, because ethanol can not dissolve polyvinylidene difluoride (PVDF) (PVDF) and titanium dioxide granule, but ethanol is very strong to the dissolving power of dimethyl formamide (DMF), dimethyl formamide (DMF) in liquid polyvinylidene difluoride film is dissolved in ethanol fast, polyvinylidene difluoride (PVDF) (PVDF) macromolecular material and titanium dioxide granule are separated out formation solid film simultaneously, dissolving due to dimethyl formamide (DMF), in solid film, having vesicular structure forms, because whole solid film is to be immersed in alcohol solvent, therefore, ethanol can be filled the hole that enters into formation, complete the displacement of solvent.Finally, the solid film of taking-up is placed in to baking box baking and removes ethanol, obtain containing the high molecular matrix material of titanium dioxide granule and polyvinylidene difluoride (PVDF).
The present embodiment selects high dielectric, low-loss polyvinylidene difluoride (PVDF) (PVDF) macromolecular material and high dielectric, low-loss titanium dioxide granule to carry out compound, can, under the prerequisite of processability that guarantees material, obtain the matrix material that specific inductivity is high, loss is little.
Embodiment 2
Polymeric amide (PA) is dissolved in solvent N,N-DIMETHYLACETAMIDE (DMAC), by stirring, make transparent solution, lipophilicity aluminum oxide nanoparticle by modification is mixed with above-mentioned clear solution and carry out dispersed processing, the first dispersion liquid that obtains mixing, now, according to the specific inductivity size needs of matrix material, the specific inductivity of known polymeric amide (PA) is 2.5-2.6, the specific inductivity of aluminum oxide is 9.5-11.5, by regulating the add-on of alumina particle can extrapolate the specific inductivity size of final matrix material.
Oil loving aluminum oxide nanoparticle is distributed in acetone, obtains having the second dispersion liquid of certain nano alumina particles content, the first dispersion liquid is evenly coated to a certain smooth stayed surface, obtain liquid polyamide layer, again the liquid polyamide layer obtaining is immersed in the second dispersion liquid together with supporter, soaking 10-60 took out after second, in immersion process, because acetone can not dissolve polymeric amide and alumina particle, but acetone is very strong to the dissolving power of N,N-DIMETHYLACETAMIDE (DMAC), N,N-DIMETHYLACETAMIDE (DMAC) in liquid polyamide layer is dissolved in acetone fast, polymeric amide macromolecular material and alumina particle are separated out formation solid film simultaneously, dissolving due to N,N-DIMETHYLACETAMIDE (DMAC), in solid film, having vesicular structure forms, because whole solid film is to be immersed in the second dispersion liquid, therefore, the second dispersion liquid that contains alumina particle can be filled the hole that enters into formation, finally, the solid film of taking-up is placed in to baking box baking and removes acetone, obtain containing the high molecular matrix material of alumina particle and polymeric amide.As required simultaneously, by several solid composite material film-stack together, put into vacuum press and carry out hot pressing, obtain the composite panel of required thickness.
The present embodiment is for embodiment 1, in its pore space structure, be also filled with alumina particle, by controlling the content of alumina particle in the second dispersion liquid, can finely tuning matrix material specific inductivity size, accurately to meet design needs, combine the maturation process that liquid-solid phase conversion method is prepared with organic polymeric membrane, facilitation technique, realized twice time of titania nanoparticles simultaneously and mixed.
Just applying matrix material prepared by above-described embodiment is below elaborated as the super material of medium substrate preparation.
The multilayer materials forming after individual layer matrix material or hot pressing of take is medium substrate, method by lamination is covered Copper Foil at the single or double of medium substrate, obtain the copper-clad plate for the preparation of super material, then utilize PCB preparation technology's figure principle of transfer, the figure of super material microstructure array is transferred in copper-clad plate, through the technical process of press mold, development, etching, striping, obtain having the super material of metallic copper micro structure array.
Should be understood that, the PCB processing method of only take is above illustrated the preparation of super material as example, as embodiment, with methods such as plating, electroless copper platings, can obtain preparing equally the copper-clad plate of super material, and, can also comprise with other metallic substance such as gold and silver as fine structure material, for copper-clad plate, can also adopt photoetching, ion to carve, electronics is carved, 3D laser is moulding, bore the preparation that various means such as carving (machine finshing) and processing method surpass material.At this, be not explained in detail.
In the above-described embodiments, only the present invention has been carried out to exemplary description, but those skilled in the art can carry out various modifications to the present invention without departing from the spirit and scope of the present invention after reading present patent application.
Claims (8)
1. a preparation method for matrix material, is characterized in that, comprises the following steps:
A. select for immersing the organic polymer material that gel phase conversion method is prepared with organic polymeric membrane, organic polymer material is dissolved in the first solvent, form organic polymer solution;
B. ceramic particle is joined in described organic polymer solution, after dispersion, obtain the first uniform and stable dispersion liquid;
C. described the first dispersion liquid is evenly coated in to a smooth supporting body surface, obtains liquid organic high molecular layer;
D. in described the second solvent, add ceramic particle, described supporter is immersed in second solvent with ceramic particle together with described liquid organic high molecular layer, described the second solvent can not dissolve described organic polymer material and can dissolve each other with described the first solvent, and described liquid organic high molecular layer forms solid-state organic high molecular layer through immersing after gel phase transforms;
E. the solid-state organic high molecular layer obtaining is dry, obtain matrix material.
2. the preparation method of matrix material according to claim 1, is characterized in that, also comprises: by controlling the add-on of ceramic particle in described the first dispersion liquid, make the specific inductivity of matrix material reach predetermined value.
3. the preparation method of matrix material according to claim 1, is characterized in that, also comprises: by controlling the total amount that adds of ceramic particle in described the first dispersion liquid and the second solvent, make the specific inductivity of matrix material reach predetermined value.
4. the preparation method of matrix material according to claim 1, is characterized in that, also comprises and obtain solid-state organic high molecular layer described in multilayer after described e step, and the solid-state organic high molecular layer of multilayer is carried out to hot pressing, obtains having the matrix material of pre-determined thickness.
5. the preparation method of matrix material according to claim 1, is characterized in that, described organic polymer material is polysulfones resin, polyvinylidene difluoride (PVDF), cellulose acetate, polyamide resin or polyacrylonitrile.
6. the preparation method of matrix material according to claim 1, is characterized in that, described the first solvent is dimethyl formamide, N,N-DIMETHYLACETAMIDE or dimethyl sulfoxide (DMSO).
7. the preparation method of matrix material according to claim 1, is characterized in that, described the second solvent is water, ethanol or acetone.
8. the preparation method of matrix material according to claim 1, is characterized in that, described ceramic particle is nano level titanium dioxide granule, alumina particle, silica dioxide granule, silicon-carbide particle or silicon nitride particle.
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| CN104497362B (en) * | 2014-12-12 | 2017-03-08 | 江南大学 | A kind of preparation method of cellulose/nanometer silicon nitride composite membrane |
| CN105153605A (en) * | 2015-08-28 | 2015-12-16 | 苏州莱特复合材料有限公司 | Method for preparing PA-PVDF (polyamide/polyvinylidene fluoride) alloy materials |
| CN110183736A (en) * | 2019-07-04 | 2019-08-30 | 南京林业大学 | A kind of inorganic antibacterial cellulose acetate laminated film and its preparation method and application |
| CN111548515B (en) * | 2020-04-15 | 2023-05-09 | 哈尔滨理工大学 | Post-treatment process of non-oxide ceramic/polyvinylidene fluoride composite film |
| CN111786125B (en) * | 2020-06-28 | 2021-09-17 | 北京高信达通信科技股份有限公司 | Dielectric cylindrical lens, dielectric film and manufacturing method of dielectric cylindrical lens |
| WO2022141019A1 (en) * | 2020-12-29 | 2022-07-07 | Dupont Electronics, Inc. | Composite particulate material, process and use thereof |
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| 盛夏."织布支撑聚偏氟乙烯/纳米TiO2共混膜的制备及其在MBR中抗污染性能的研究".《中国优秀硕士学位论文全文数据库工程科技I辑（月刊）》.2012,(第07期),第18页2.3. |
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