CN104745853B - Preparation method of foamed aluminum/ nano carbon composite material - Google Patents
Preparation method of foamed aluminum/ nano carbon composite material Download PDFInfo
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- CN104745853B CN104745853B CN201510194740.8A CN201510194740A CN104745853B CN 104745853 B CN104745853 B CN 104745853B CN 201510194740 A CN201510194740 A CN 201510194740A CN 104745853 B CN104745853 B CN 104745853B
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Abstract
The invention discloses a preparation method of a foamed aluminum/ nano carbon composite material. The method comprises the following steps of calendaring aluminum blanks to foils; coating nano carbon and foaming agent on the aluminum foils; drying, laminating or winding, three-dimensionally rolling repeatedly, foaming at high temperature, and obtaining the composite material with uniformly mixed foamed aluminum/ nano carbon. The preparation method provided by the invention effectively solves the problem that in the prior art, the nano carbon materials are difficultly uniformly scattered in an aluminum substrate, is uniform in foaming and controllable in porosity, and has the advantages of simple process, easiness in scale production, and the like.
Description
Technical field
The present invention relates to foamed aluminium nano carbon composite material synthesis field, especially relate to foamed aluminium/CNT, foam
Aluminum/fullerene, foamed aluminium/graphene composite material, the preparation method of foamed aluminium/graphene oxide.
Background technology
Foamed aluminium is a kind of novel porous composite being made up of aluminum substrate and pore, belongs to one point of porous material
, have function and structure double attribute concurrently, of many uses.Nanometer phase reinforced aluminum matrix composites develop rapidly in recent years
A kind of new material, has the advantages that density is little, corrosion-resistant and good processability.CNT increases as a kind of 1-dimention nano
By force, toughening material, can greatly improve the intensity of aluminum, hardness, heat stability, corrosion resistance, conduction, heat conductivility and rub
Wipe performance.
The method preparing foamed aluminium composite material at present mainly has: powder metallurgy sintered method, foam melt method, granule casting
Method, bag casting, granule THROUGH METHOD, bubble method.But these methods for prepare foamed aluminium/nano carbon composite material all have larger
Limitation: when 1) aluminium powder, foaming agent grind altogether, because aluminium powder, foaming agent are inflammable, explosive powder body, rotational speed of ball-mill need control
System is in certain limit, and easy caking, thus leading to the uneven of batch mixing；2) nano-sized carbon and aluminum is in the heat fusing course of processing,
The larger tension force of nanometer carbon surface, does not infiltrate the combination it is impossible to good with aluminum substrate, thus can not effectively improve with molten aluminum
The performance of aluminium alloy.In addition, foamed aluminium needs to be processed into the shape of various complexity in the application, but there is obvious intensity and ask
Topic is it is impossible to expand its range of application.
In order to solve the above-mentioned technical problem of prior art presence, the present invention comes therefrom.
Content of the invention
The technical problem to be solved is the preparation of the foamed aluminium/nano carbon composite material overcoming prior art
Nano-sized carbon present in journey, foaming agent and aluminum substrate poor dispersion, associativity are poor, foaming is uneven, the strength of materials is low asks
Topic, provides a kind of nano-sized carbon and the strong preparation method of foamed aluminium material adhesion.
For solving the above problems, the technical scheme that the present invention provides is: a kind of preparation of foamed aluminium/nano carbon composite material
Method, it comprises the steps:
(1) aluminium foil is obtained through calendering using aluminum stock；
(2) nano-sized carbon, foaming agent are prepared into slurry, using on coater to aluminium foil and carry out dried；
(3) utilize laminating machine or up- coiler, by scribble nano-sized carbon, foaming agent aluminium foil enter fold or wind；
(4) under certain rolling temperature, three-dimensional repeat-rolling is carried out to step (3) resulting materials so that nano-sized carbon, foaming
Agent three-dimensional is uniformly distributed in aluminium base；
(5) at a certain temperature, step (4) resulting materials are carried out high temperature foaming, obtain foamed aluminium/Nano Carbon material
Material.
In one optimal technical scheme of the present invention, the aluminum foil thickness in described step (1) is 0.1 μm -1000 μm, preferably
0.1-100 μm, more preferably 1-25 μm of aluminium foil.
In one optimal technical scheme of the present invention, in described step (2), the coating layer thickness of nano-sized carbon is 0.01-100 μm,
It is preferably 0.1-20 μm.
In one optimal technical scheme of the present invention, in described step (2), nano-sized carbon, foaming agent are easily waved in alcohols, ketone
In lotion body, uniform dispersion obtains slurry.
In one optimal technical scheme of the present invention, in described step (4), three-dimensional repeat-rolling is to the aluminum scribbling nano-sized carbon
After paper tinsel carries out lamination, along the two-dimensional directional calendering in stacking,vertical paper tinsel face, then lamination, winding, are axially rolled, then
It is repeated n time following this procedure, n >=2.
In one optimal technical scheme of the present invention, in described step (4), rolling temperature is≤500 DEG C.
In one optimal technical scheme of the present invention, in described step (5), high temperature blowing temperature is 660-800 DEG C, during foaming
Between be 10-120min.
A second aspect of the present invention technical problem to be solved, is the foamed aluminium/receive providing a kind of preceding method to obtain
Rice carbon composite.
In one optimal technical scheme of the present invention, the nanometer carbon content in foamed aluminium/nano carbon composite material is 0.01%-
20wt%, preferably addition are 10%, so that composite reaches larger intensity.
In one optimal technical scheme of the present invention, the porosity of foamed aluminium/nano carbon composite material is 30%-98%.
In one optimal technical scheme of the present invention, nano-sized carbon in foamed aluminium/nano carbon composite material be selected from CNT,
One of fullerene, Graphene, graphene oxide or two or more combinations；In order to increase the blind date with matrix further
Property it is also possible to be selected from one of nickel plating, copper, zinc, the CNT of gold, silver, fullerene, Graphene, graphene oxide or two
Plant above combination.
In one optimal technical scheme of the present invention, the foaming agent in foamed aluminium/nano carbon composite material is selected from titantium hydride, hydrogen
Change one of zirconium, calcium hydride, magnesium hydride, hydrogenation erbium or two or more combinations.
In the present invention, by nano-sized carbon, foaming agent, in alcohols or ketone easy volatile solvent, uniform dispersion obtains slurry, its
In alcohols solvent include but is not limited to methanol, ethanol, isopropanol, n-butyl alcohol；Described ketones solvent includes but is not limited to third
Ketone, espeleton, methylisobutylketone etc..Dispersant, stabilizer can be added with nano-sized carbon in strengthening slurry in described solution
Dispersibility and stability with foaming agent.
The present invention proposes a kind of preparation method of foamed aluminium/nano carbon composite material, and aluminum stock is rolled into aluminum by the method
Paper tinsel, is coated in aluminium foil surface with nano-sized carbon, foaming agent slurry, and through drying, lamination or winding, three-dimensional rolling repeatedly, high temperature is sent out
Bubble obtains foamed aluminium/nano carbon composite material.In coating procedure, divide on aluminium foil through pre-dispersed nano-sized carbon, foaming agent
Uniformly, the two ratio is controlled for cloth；By lamination, aluminum/Nano Carbon paper tinsel plural number is laminated.
In rolling, temperature control, below 500 DEG C, can avoid the decomposition of foaming agent, after can ensure that rolling simultaneously
The high density of material.In the operation of rolling, nano-sized carbon, foaming agent can be gradually pressed in the Al foil substrate of upper and lower layer, upper and lower
Layer paper tinsel base material can be combined closely, be interpenetrated, then through lamination, winding, three-dimensional repeat-rolling, then through high temperature foaming, formed
Nano-sized carbon three-dimensional equally distributed composite construction in foamed aluminium radical body, nano-sized carbon and aluminum in therefore obtained composite
Adhesion is strong, can significantly increase the intensity of foamed aluminium material, hardness, heat stability, corrosion resistance, conduction, heat conductivility with
And frictional behaviour.
The method of the present invention is simple, and controllability is good, and in the composite preparing, nano-sized carbon is uniform with foamed aluminium
Compound, hole is controlled, presents distributed in three dimensions in the base, significantly increases mechanical property and heat conduction, the conduction of foamed aluminium
Performance is it is adaptable to large-scale production.
Brief description
Accompanying drawing 1 is the coating process schematic diagram of embodiment 1 composite of preparation method of the present invention；
Accompanying drawing 2 is the three-dimensional rolling schematic diagram of embodiment 1 composite of preparation method of the present invention；
Accompanying drawing 3 is the high temperature foaming schematic diagram of an embodiment composite of preparation method of the present invention；
The mechanical property figure of foamed aluminium/carbon nano tube compound material that accompanying drawing 4 prepares for the embodiment of the present invention 1.
Specific embodiment
Below in conjunction with specific embodiment, such scheme is described further.It should be understood that these embodiments are for illustrating
The present invention and be not limited to limit the scope of the present invention.The implementation condition adopting in embodiment can be done according to the condition of concrete producer
Adjust further, not marked implementation condition is usually the condition in normal experiment.
Embodiment 1
By aluminum stock through rolling, obtain the aluminium foil that thickness is 5 μm；Dispersant, stabilizer, second is added in CNT
Alcohol, through stirring, adds titantium hydride stirring, sand milling obtains carbon nanotube concentration for 5wt%, titantium hydride concentration is the slurry of 1wt%
Material；On coating machine, CNT, titantium hydride slurry are applied on aluminium foil, control thickness simultaneously, be dried place at 120 DEG C
Reason, obtains final product clad aluminum foil, as shown in Figure 1；By laminating machine, the aluminium foil of painting CNT, titantium hydride is carried out lamination, 500
At DEG C, lamination is carried out repeatedly three-dimensional rolling, including the semi-solid calendering of two-dimensional directional along stacking,vertical paper tinsel face, then folds
Piece, winding, axially roll to composite insulating foil, as shown in Figure 2；At 660-800 DEG C, high temperature foaming 1h, finally give
CNT distributed in three dimensions is uniform, pore uniform foamed aluminium/carbon nano tube compound material, as shown in Figure 3.Fig. 4 is this reality
Apply the mechanical property figure of foamed aluminium/CNT, show gradually increasing with CNT addition, the drawing of composite
Stretch intensity to be also gradually increased, wherein reach 10% in addition and can reach 115mpa.
Embodiment 2
By aluminum stock through rolling, obtain the aluminium foil that thickness is 5 μm；In order to increase the blind date of CNT and aluminium base
Property, using nickel-plating carbon nanotube, it is subsequently adding dispersant, stabilizer, ethanol through stirring, add titantium hydride stirring, sand milling
Acquisition carbon nanotube concentration is 5wt%, and titantium hydride concentration is the slurry of 1wt%；On coating machine, by CNT, titantium hydride
Slurry is applied on aluminium foil, controls thickness simultaneously, is dried process at 120 DEG C, obtains final product clad aluminum foil；By laminating machine, will apply
CNT, the aluminium foil of titantium hydride carry out lamination, at 500 DEG C, lamination are carried out repeatedly three-dimensional rolling, including along stacking,vertical
The semi-solid calendering of two-dimensional directional in paper tinsel face, then lamination, winding, axially roll to composite insulating foil；At 660-800 DEG C
Under, high temperature foams 1h, has finally given that CNT distributed in three dimensions is uniform, the uniform foamed aluminium/carbon nanotube composite of pore
Material.
Embodiment 3
By aluminum stock through rolling, obtain the aluminium foil that thickness is 25 μm；Using nickel-plating carbon nanotube, it is subsequently adding dispersion
Agent, stabilizer, ethanol, through stirring, add titantium hydride stirring, sand milling obtains carbon nanotube concentration for 9wt%, titantium hydride is dense
Spend the slurry for 1wt%；On coating machine, CNT, zircoium hydride slurry are applied on aluminium foil, control thickness, 120 simultaneously
DEG C it is dried process, obtain final product clad aluminum foil；By laminating machine, the aluminium foil of painting CNT, titantium hydride is carried out lamination,
400 DEG C, lamination is carried out repeatedly three-dimensional rolling, including the semi-solid calendering of two-dimensional directional along stacking,vertical paper tinsel face, then folds
Piece, winding, axially roll to composite insulating foil；At 660 DEG C, high temperature foaming 1.5h, finally give CNT three
Dimension is evenly distributed, the uniform foamed aluminium/carbon nano tube compound material of pore.
Examples detailed above only technology design to illustrate the invention and feature, its object is to allow the person skilled in the art be
Will appreciate that present disclosure and implement according to this, can not be limited the scope of the invention with this.All smart according to the present invention
Equivalent transformation or modification that god's essence is done, all should be included within the scope of the present invention.
Claims (7)
1. a kind of preparation method of foamed aluminium/nano carbon composite material is it is characterised in that comprise the steps:
(1) aluminium foil is obtained through calendering using aluminum stock；
(2) nano-sized carbon, foaming agent are prepared into slurry, using on coater to aluminium foil and carry out dried；
(3) utilize laminating machine or up- coiler, by scribble nano-sized carbon, foaming agent aluminium foil enter fold or wind；
(4) at rolling temperature≤500 DEG C, three-dimensional repeat-rolling is carried out to step (3) resulting materials, three-dimensional repeat-rolling is right
After the aluminium foil scribbling nano-sized carbon carries out lamination, along the two-dimensional directional calendering in stacking,vertical paper tinsel face, then lamination, winding, along axle
Direction is rolled, then according to this operation is repeated n time, n >=2；Nano-sized carbon, foaming agent three-dimensional is made to be uniformly distributed in aluminum
In base material；
(5) step (4) resulting materials are carried out high temperature foaming, high temperature blowing temperature is 660-800 DEG C, foamed time is 10-
120min obtains foamed aluminium/nano carbon composite material, and the nanometer carbon content in foamed aluminium/nano carbon composite material is 0.01%-
20wt%.
2. the preparation method of foamed aluminium/nano carbon composite material according to claim 1 is it is characterised in that described step
(1), in, aluminum foil thickness is 0.1 μm -1000 μm.
3. the preparation method of foamed aluminium/nano carbon composite material according to claim 1 is it is characterised in that described step
(2), in, by nano-sized carbon, foaming agent, in alcohols, ketone volatile liquid, uniform dispersion obtains slurry；And the coating of nano-sized carbon
Thickness is 0.01-100 μm.
4. foamed aluminium/nano carbon composite material that a kind of method as described in any one as claim 1-3 prepares.
5. foamed aluminium/nano carbon composite material according to claim 4 is it is characterised in that foamed aluminium/Nano Carbon material
The porosity of material is 30%-98%.
6. foamed aluminium/nano carbon composite material according to claim 4 is it is characterised in that foamed aluminium/Nano Carbon material
Nano-sized carbon in material is selected from one of CNT, fullerene, Graphene, graphene oxide or two or more combinations；Or
Person is selected from one of nickel plating, copper, zinc, the CNT of gold, silver, fullerene, Graphene, graphene oxide or two or more
Combination.
7. foamed aluminium/nano carbon composite material according to claim 4 is it is characterised in that foamed aluminium/Nano Carbon material
Foaming agent in material is selected from one of titantium hydride, zircoium hydride, calcium hydride, magnesium hydride, hydrogenation erbium or two or more combinations.
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| CN106830876A (en) * | 2017-02-21 | 2017-06-13 | 苏州蓝锐纳米科技有限公司 | A kind of nanofoam materials and its foaming method |
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Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| KR20140003548A (en) * | 2011-02-18 | 2014-01-09 | 스미토모덴키고교가부시키가이샤 | Three-dimensional porous aluminum mesh for use in collector, collector using said porous aluminum mesh, electrode using said collector, and nonaqueous-electrolyte battery, capacitor, and lithium-ion capacitor using said electrode |
| JP2012251210A (en) * | 2011-06-03 | 2012-12-20 | Sumitomo Electric Ind Ltd | Porous metallic body, electrode material using the same, and cell |
| CN103215469B (en) * | 2012-01-19 | 2015-08-19 | 中国科学院上海硅酸盐研究所 | Porous graphene, Graphene/porous metal composite material and their preparation method |
| CN102677031B (en) * | 2012-05-18 | 2014-09-10 | 中国科学院上海硅酸盐研究所 | Metal/carbon nano composite porous membrane and preparation method thereof |
| KR101270771B1 (en) * | 2012-10-30 | 2013-06-03 | 주식회사 이송이엠씨 | Graphene-metal composite, thermal/electro condutivity foam elastomers using the same and method of manufacturing the same |
| CN103000906B (en) * | 2012-12-13 | 2014-10-15 | 天津大学 | Preparation method of foamy copper/carbon nanophase composite negative electrode material for lithium ion battery |
| CN103434207A (en) * | 2013-08-19 | 2013-12-11 | 南京航空航天大学 | Foam metal-carbon nanotube composite material and preparation method thereof |
| CN103436939B (en) * | 2013-08-19 | 2016-08-17 | 南京航空航天大学 | Foam metal-graphene composite material and preparation method thereof |
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| CN106830876A (en) * | 2017-02-21 | 2017-06-13 | 苏州蓝锐纳米科技有限公司 | A kind of nanofoam materials and its foaming method |
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