CN107267811A - A kind of modified carbon nano-tube reinforced aluminum matrix composites and preparation method thereof - Google Patents
A kind of modified carbon nano-tube reinforced aluminum matrix composites and preparation method thereof Download PDFInfo
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- CN107267811A CN107267811A CN201710342755.3A CN201710342755A CN107267811A CN 107267811 A CN107267811 A CN 107267811A CN 201710342755 A CN201710342755 A CN 201710342755A CN 107267811 A CN107267811 A CN 107267811A
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- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical class [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 title claims abstract description 66
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 title claims abstract description 61
- 229910052782 aluminium Inorganic materials 0.000 title claims abstract description 59
- 239000002131 composite material Substances 0.000 title claims abstract description 50
- 239000011159 matrix material Substances 0.000 title claims abstract description 43
- 238000002360 preparation method Methods 0.000 title claims abstract description 14
- 239000004411 aluminium Substances 0.000 claims abstract description 21
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 18
- 229910052802 copper Inorganic materials 0.000 claims abstract description 18
- 239000010949 copper Substances 0.000 claims abstract description 18
- 229910052709 silver Inorganic materials 0.000 claims abstract description 18
- 239000004332 silver Substances 0.000 claims abstract description 18
- 229910010271 silicon carbide Inorganic materials 0.000 claims abstract description 17
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 claims abstract description 16
- 229910052796 boron Inorganic materials 0.000 claims abstract description 16
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 claims abstract description 14
- 229910052737 gold Inorganic materials 0.000 claims abstract description 14
- 239000010931 gold Substances 0.000 claims abstract description 14
- 229910002804 graphite Inorganic materials 0.000 claims abstract description 13
- 239000010439 graphite Substances 0.000 claims abstract description 13
- PNDPGZBMCMUPRI-UHFFFAOYSA-N iodine Chemical compound II PNDPGZBMCMUPRI-UHFFFAOYSA-N 0.000 claims abstract description 3
- 238000005266 casting Methods 0.000 claims description 19
- 229910000838 Al alloy Inorganic materials 0.000 claims description 18
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 17
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 claims description 12
- 230000032683 aging Effects 0.000 claims description 12
- 238000007670 refining Methods 0.000 claims description 12
- 239000004094 surface-active agent Substances 0.000 claims description 11
- ZCYVEMRRCGMTRW-UHFFFAOYSA-N 7553-56-2 Chemical compound [I] ZCYVEMRRCGMTRW-UHFFFAOYSA-N 0.000 claims description 10
- 229910052740 iodine Inorganic materials 0.000 claims description 10
- 239000011630 iodine Substances 0.000 claims description 10
- 239000003795 chemical substances by application Substances 0.000 claims description 6
- 239000000155 melt Substances 0.000 claims description 6
- 238000003756 stirring Methods 0.000 claims description 6
- 238000001816 cooling Methods 0.000 claims 1
- 239000000835 fiber Substances 0.000 abstract description 17
- 239000002041 carbon nanotube Substances 0.000 abstract description 16
- 229910021393 carbon nanotube Inorganic materials 0.000 abstract description 16
- 229910052751 metal Inorganic materials 0.000 abstract description 4
- 238000000034 method Methods 0.000 abstract description 2
- 230000002708 enhancing effect Effects 0.000 description 7
- 230000002787 reinforcement Effects 0.000 description 6
- 238000012545 processing Methods 0.000 description 5
- 238000011160 research Methods 0.000 description 4
- 239000004020 conductor Substances 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 2
- PNEYBMLMFCGWSK-UHFFFAOYSA-N aluminium oxide Inorganic materials [O-2].[O-2].[O-2].[Al+3].[Al+3] PNEYBMLMFCGWSK-UHFFFAOYSA-N 0.000 description 2
- 229910052799 carbon Inorganic materials 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- HBMJWWWQQXIZIP-UHFFFAOYSA-N silicon carbide Chemical compound [Si+]#[C-] HBMJWWWQQXIZIP-UHFFFAOYSA-N 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 229910052581 Si3N4 Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 239000003093 cationic surfactant Substances 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 239000011156 metal matrix composite Substances 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 238000011056 performance test Methods 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
- 235000012239 silicon dioxide Nutrition 0.000 description 1
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
Classifications
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C21/00—Alloys based on aluminium
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/10—Alloys containing non-metals
- C22C1/1036—Alloys containing non-metals starting from a melt
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C1/00—Making non-ferrous alloys
- C22C1/10—Alloys containing non-metals
- C22C1/1036—Alloys containing non-metals starting from a melt
- C22C1/1047—Alloys containing non-metals starting from a melt by mixing and casting liquid metal matrix composites
- C22C1/1052—Alloys containing non-metals starting from a melt by mixing and casting liquid metal matrix composites by mixing and casting metal matrix composites with reaction
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C26/00—Alloys containing diamond or cubic or wurtzitic boron nitride, fullerenes or carbon nanotubes
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22F—CHANGING THE PHYSICAL STRUCTURE OF NON-FERROUS METALS AND NON-FERROUS ALLOYS
- C22F1/00—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working
- C22F1/04—Changing the physical structure of non-ferrous metals or alloys by heat treatment or by hot or cold working of aluminium or alloys based thereon
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C26/00—Alloys containing diamond or cubic or wurtzitic boron nitride, fullerenes or carbon nanotubes
- C22C2026/002—Carbon nanotubes
-
- C—CHEMISTRY; METALLURGY
- C22—METALLURGY; FERROUS OR NON-FERROUS ALLOYS; TREATMENT OF ALLOYS OR NON-FERROUS METALS
- C22C—ALLOYS
- C22C26/00—Alloys containing diamond or cubic or wurtzitic boron nitride, fullerenes or carbon nanotubes
- C22C2026/006—Alloys containing diamond or cubic or wurtzitic boron nitride, fullerenes or carbon nanotubes with additional metal compounds being carbides
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- Chemical & Material Sciences (AREA)
- Engineering & Computer Science (AREA)
- Materials Engineering (AREA)
- Mechanical Engineering (AREA)
- Metallurgy (AREA)
- Organic Chemistry (AREA)
- Composite Materials (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Manufacture Of Alloys Or Alloy Compounds (AREA)
Abstract
The invention discloses a kind of modified carbon nano-tube reinforced aluminum matrix composites and preparation method thereof, comprising following each component, its mass fraction percentage is：13.2~19.5wt.% of CNT, 2.9~5.6wt.% of silver, 2.1~6.3wt.% of copper, 0.02~0.11wt.% of gold, 0.2~1.3wt.% of boron, 0.1~1.1wt.% of iodine, 1.3~6.5wt.% of graphite, 1.2~3.5wt.% of carborundum, surplus are aluminium.Modified carbon nano-tube reinforced aluminum matrix composites of the present invention are while excellent mechanical property is ensured with good electric property；Modified carbon nano-tube fibre and aluminium good interface compatibility in composite of the present invention, can play it strengthens the function of phase；The method of the invention can combine carbon nano-tube fibre and specific metallic element, the advantage of nonmetalloid, improve the properties of aluminum matrix composite.
Description
Technical field
The invention belongs to metal material casting field, it is related to a kind of aluminum matrix composite, specially a kind of modified carbon nano tube
Pipe reinforced aluminum matrix composites and preparation method thereof.
Background technology
Composite includes a kind of matrix, one or more enhancing phases, mutually obtains some properties by introducing enhancing, such as more
Good intensity, hardness, thermal conductivity, conductance and frictional behaviour etc..Nowadays composite has become a part for daily life, wherein
Development of the metal-base composites Jing Guo recent decades, is also gradually converted, at present from military national defence to civil area
It is widely used in the fields such as Aero-Space, bullet train and industrial machinery.The enhancing of metal-base composites can mutually be divided into
Grain enhancing phase, fiber reinforcement phase and whisker reinforcement phase.Particulates reinforcements mainly have silicon-carbide particle, WC particle and alumina particle
Deng；Fiber reinforcement mutually mainly has boron fibre, carbon fiber, alumina fibre and silicon dioxide fibre etc.；Whisker reinforcement mutually mainly has
Silicon carbide whisker, alumina whisker and silicon nitride crystal whisker etc..CNT has numerous particular advantages compared with these enhancings,
Experimental and theoretical computation shows that CNT has high mechanical property, excellent conduction and heat conductivility.Therefore from carbon
Nanotube has been always that composite preferably strengthens one of phase since invention, and current CNT and its composite have turned into
One particularly important research field.
Good conductivity is obtained by adding carbon nano-tube fibre, in polymer matrix and ceramic composite
The application succeeded, some come into industrialization stage, such as carbon nano-tube fibre electroconductive resin and electro-conductive glass.Carbon is received
Mitron fiber has two kinds of different properties of ohmic conductor and ballistic conductor.As ballistic conductor, carbon nano-tube fibre in theory
Electrical conductivity can be higher by 50% than the electrical conductivity of silver and copper.Theory analysis and actual experiment result all show simultaneously, and CNT is fine
The current-carrying performance of dimension is much better than the metal materials such as copper and silver, therefore carbon nano-tube fibre is the preferable enhancing of metal-base composites
Phase.But actually only the perfect, carbon nano-tube fibre of very high-quality can just show ballistic characteristics, and actual use carbon is received
Electrical conductivity of the mitron electrical conductivity of fibres far below copper and silver.So how to combine the good metallic matrix of electrical conductivity and can hold
The carbon nano-tube fibre of high-intensity currrent is carried, it is multiple as Metal Substrate to obtain the composite for being provided simultaneously with the high current-carrying of high conductance
One research emphasis of condensation material.However, due to consistency problem, reinforcement space point between carbon nano-tube fibre and metallic matrix
Cloth is difficult to control to problem, CNT current-carrying capacity itself is high and the problems such as relatively low electrical conductivity, carbon nano-tube fibre enhancing gold
Metal-matrix composite material not yet shows being obviously improved for metal matrix material electric property, or can not take into account electric property
And mechanical property.In general, this part research is still within the initial research stage, no matter from preparation technology or composite conducting
In terms of mechanism, the problem of also having a large amount of to be resolved.
The content of the invention
Present invention solves the technical problem that being：In order to overcome the defect of prior art, obtain a kind of good with aluminium base compatibility
It is good, and the aluminum matrix composite of the electric property of aluminum metal can be obviously improved, the invention provides a kind of modified carbon nano-tube
Reinforced aluminum matrix composites and preparation method thereof.
Technical scheme：A kind of modified carbon nano-tube reinforced aluminum matrix composites, include following each component, its mass fraction hundred
Point ratio is：13.2~19.5wt.% of CNT, 2.9~5.6wt.% of silver, 2.1~6.3wt.% of copper, gold 0.02~
0.11wt.%, 0.2~1.3wt.% of boron, 0.1~1.1wt.% of iodine, 1.3~6.5wt.% of graphite, carborundum 1.2~
3.5wt.%, surplus are aluminium.
It is preferred that, the mass fraction percentage of CNT is 15.3~18.5wt.%.
It is preferred that, the mass fraction percentage of silver element is 3.2~5.2wt.%.
It is preferred that, the mass fraction percentage of copper is 2.2~5.9wt.%.
It is preferred that, the mass ratio of aluminium element and boron element is more than 50.
It is preferred that, the mass ratio of aluminium element and I is more than 50.
It is preferred that, the mass ratio of aluminium element and carborundum is more than 35.
A kind of preparation method of modified carbon nano-tube reinforced aluminum matrix composites, is comprised the steps of：
(1) CNT is added in absolute ethyl alcohol, m/v is 1:10~23, it is placed in ball mill, after being uniformly dispersed, plus
Enter cationic surfactant, ultrasonically treated 1~4 hour；
(2) silver, copper and gold are added into the system of step (1), ultrasonically treated 25~55 minutes, 55~70 DEG C are subsequently placed in
Baking oven in, remove absolute ethyl alcohol；
(3) fine aluminium is melted, boron and iodine is added when it melts half, it is small in 700~780 DEG C of inside holdings 1~5
When；
(4) add to be incubated after graphite and carborundum and stir evenly, refining agent is added at 730~800 DEG C and is refined, after refining
20~40 minutes are stood, surfactant is added, skims surface scum at 700~720 DEG C, obtain aluminium alloy melt；
(5) gravitational casting is carried out to aluminium alloy melt, obtains aluminium alloy castings；Casting is carried out to solution treatment successively, it is cold
But modified carbon nano-tube reinforced aluminum matrix composites be can be prepared by after processing and Ageing Treatment.
It is preferred that, the temperature of solution treatment is 490~530 DEG C, and the time is 5~16 hours.
It is preferred that, the temperature of Ageing Treatment is 215~260 DEG C, and the time is 20~48 hours.
Beneficial effect：(1) modified carbon nano-tube reinforced aluminum matrix composites of the present invention are ensureing excellent mechanical property
With good electric property while energy；(2) carbon nano-tube fibre modified in composite of the present invention and aluminium circle
Face compatibility is good, and can play it strengthens the function of phase；(3) the method for the invention can combine carbon nano-tube fibre and spy
Fixed metallic element, the advantage of nonmetalloid, improve the properties of aluminum matrix composite.
Embodiment
Embodiment 1
A kind of modified carbon nano-tube reinforced aluminum matrix composites, comprising following each component, its mass fraction percentage is：Carbon
Nanotube 13.2wt.%, silver 2.9wt.%, copper 2.1wt.%, gold 0.02wt.%, boron 0.2wt.%, iodine 0.1wt.%, graphite
1.3wt.%, carborundum 1.2wt.%, surplus are aluminium.
A kind of preparation method of modified carbon nano-tube reinforced aluminum matrix composites, is comprised the steps of：
(1) CNT is added in absolute ethyl alcohol, m/v is 1:10, it is placed in ball mill, after being uniformly dispersed, adds sun
Ionic surface active agent, ultrasonically treated 1 hour；
(2) add silver, copper and gold into the system of step (1), ultrasonically treated 25 minutes, be subsequently placed in 55 DEG C of baking oven
In, remove absolute ethyl alcohol；
(3) fine aluminium is melted, boron and iodine is added when it melts half, in 700 DEG C of inside holdings 1 hour；
(4) add to be incubated after graphite and carborundum and stir evenly, refining agent is added at 730 DEG C and is refined, is stood after refining
20 minutes, surfactant is added, surface scum is skimmed at 700 DEG C, obtains aluminium alloy melt；
(5) gravitational casting is carried out to aluminium alloy melt, obtains aluminium alloy castings；Casting is carried out to solution treatment successively, it is cold
But modified carbon nano-tube reinforced aluminum matrix composites be can be prepared by after processing and Ageing Treatment.
The temperature of solution treatment is 490 DEG C, and the time is 5 hours.
The temperature of Ageing Treatment is 215 DEG C, and the time is 20 hours.
Embodiment 2
A kind of modified carbon nano-tube reinforced aluminum matrix composites, comprising following each component, its mass fraction percentage is：Carbon
Nanotube 15.3wt.%, silver 3.2wt.%, copper 3.9wt.%, gold 0.05wt.%, boron 0.5wt.%, iodine 0.6wt.%, graphite
2.9wt.%, carborundum 1.8wt.%, surplus are aluminium.
A kind of preparation method of modified carbon nano-tube reinforced aluminum matrix composites, is comprised the steps of：
(1) CNT is added in absolute ethyl alcohol, m/v is 1:13, it is placed in ball mill, after being uniformly dispersed, adds sun
Ionic surface active agent, ultrasonically treated 2 hours；
(2) add silver, copper and gold into the system of step (1), ultrasonically treated 30 minutes, be subsequently placed in 58 DEG C of baking oven
In, remove absolute ethyl alcohol；
(3) fine aluminium is melted, boron and iodine is added when it melts half, in 725 DEG C of inside holdings 2 hours；
(4) add to be incubated after graphite and carborundum and stir evenly, refining agent is added at 745 DEG C and is refined, is stood after refining
30 minutes, surfactant is added, surface scum is skimmed at 705 DEG C, obtains aluminium alloy melt；
(5) gravitational casting is carried out to aluminium alloy melt, obtains aluminium alloy castings；Casting is carried out to solution treatment successively, it is cold
But modified carbon nano-tube reinforced aluminum matrix composites be can be prepared by after processing and Ageing Treatment.
The temperature of solution treatment is 505 DEG C, and the time is 8 hours.
The temperature of Ageing Treatment is 230 DEG C, and the time is 28 hours.
Embodiment 3
A kind of modified carbon nano-tube reinforced aluminum matrix composites, comprising following each component, its mass fraction percentage is：Carbon
Nanotube 16.8wt.%, silver 4.5wt.%, copper 5.1wt.%, gold 0.08wt.%, boron 0.9wt.%, iodine 0.8wt.%, graphite
4.3wt.%, carborundum 2.6wt.%, surplus are aluminium.
A kind of preparation method of modified carbon nano-tube reinforced aluminum matrix composites, is comprised the steps of：
(1) CNT is added in absolute ethyl alcohol, m/v is 1:19, it is placed in ball mill, after being uniformly dispersed, adds sun
Ionic surface active agent, ultrasonically treated 2 hours；
(2) add silver, copper and gold into the system of step (1), ultrasonically treated 45 minutes, be subsequently placed in 65 DEG C of baking oven
In, remove absolute ethyl alcohol；
(3) fine aluminium is melted, boron and iodine is added when it melts half, in 755 DEG C of inside holdings 3 hours；
(4) add to be incubated after graphite and carborundum and stir evenly, refining agent is added at 775 DEG C and is refined, is stood after refining
30 minutes, surfactant is added, surface scum is skimmed at 705 DEG C, obtains aluminium alloy melt；
(5) gravitational casting is carried out to aluminium alloy melt, obtains aluminium alloy castings；Casting is carried out to solution treatment successively, it is cold
But modified carbon nano-tube reinforced aluminum matrix composites be can be prepared by after processing and Ageing Treatment.
The temperature of solution treatment is 515 DEG C, and the time is 12 hours.
The temperature of Ageing Treatment is 245 DEG C, and the time is 35 hours.
Embodiment 4
A kind of modified carbon nano-tube reinforced aluminum matrix composites, comprising following each component, its mass fraction percentage is：Carbon
Nanotube 19.5wt.%, silver 5.6wt.%, copper 6.3wt.%, gold 0.11wt.%, boron 1.3wt.%, iodine 1.1wt.%, graphite
6.5wt.%, carborundum 3.5wt.%, surplus are aluminium.
A kind of preparation method of modified carbon nano-tube reinforced aluminum matrix composites, is comprised the steps of：
(1) CNT is added in absolute ethyl alcohol, m/v is 1:23, it is placed in ball mill, after being uniformly dispersed, adds sun
Ionic surface active agent, ultrasonically treated 4 hours；
(2) add silver, copper and gold into the system of step (1), ultrasonically treated 55 minutes, be subsequently placed in 70 DEG C of baking oven
In, remove absolute ethyl alcohol；
(3) fine aluminium is melted, boron and iodine is added when it melts half, in 780 DEG C of inside holdings 5 hours；
(4) add to be incubated after graphite and carborundum and stir evenly, refining agent is added at 800 DEG C and is refined, is stood after refining
40 minutes, surfactant is added, surface scum is skimmed at 720 DEG C, obtains aluminium alloy melt；
(5) gravitational casting is carried out to aluminium alloy melt, obtains aluminium alloy castings；Casting is carried out to solution treatment successively, it is cold
But modified carbon nano-tube reinforced aluminum matrix composites be can be prepared by after processing and Ageing Treatment.
The temperature of solution treatment is 530 DEG C, and the time is 16 hours.
The temperature of Ageing Treatment is 260 DEG C, and the time is 48 hours.
The modified carbon nano-tube reinforced aluminum matrix composites prepared to embodiment 1~4 carry out performance test, as a result such as
Shown in following table：
Claims (10)
1. a kind of modified carbon nano-tube reinforced aluminum matrix composites, it is characterised in that include following each component, its mass fraction hundred
Point ratio is：13.2~19.5wt.% of CNT, 2.9~5.6wt.% of silver, 2.1~6.3wt.% of copper, gold 0.02~
0.11wt.%, 0.2~1.3wt.% of boron, 0.1~1.1wt.% of iodine, 1.3~6.5wt.% of graphite, carborundum 1.2~
3.5wt.%, surplus are aluminium.
2. a kind of modified carbon nano-tube reinforced aluminum matrix composites according to claim 1, it is characterised in that CNT
Mass fraction percentage be 15.3~18.5wt.%.
3. a kind of modified carbon nano-tube reinforced aluminum matrix composites according to claim 1, it is characterised in that silver element
Mass fraction percentage is 3.2~5.2wt.%.
4. a kind of modified carbon nano-tube reinforced aluminum matrix composites according to claim 1, it is characterised in that copper
Mass fraction percentage is 2.2~5.9wt.%.
5. a kind of modified carbon nano-tube reinforced aluminum matrix composites according to claim 1, it is characterised in that aluminium element with
The mass ratio of boron element is more than 50.
6. a kind of modified carbon nano-tube reinforced aluminum matrix composites according to claim 1, it is characterised in that aluminium element with
The mass ratio of I is more than 50.
7. a kind of modified carbon nano-tube reinforced aluminum matrix composites according to claim 1, it is characterised in that aluminium element with
The mass ratio of carborundum is more than 35.
8. a kind of any preparation method of modified carbon nano-tube reinforced aluminum matrix composites of claim 1~7, its feature exists
In comprising the steps of：
(1) CNT is added in absolute ethyl alcohol, m/v is 1:10~23, it is placed in ball mill, after being uniformly dispersed, adds sun
Ionic surface active agent, ultrasonically treated 1~4 hour；
(2) add silver, copper and gold into the system of step (1), ultrasonically treated 25~55 minutes, be subsequently placed in 55~70 DEG C of baking
In case, absolute ethyl alcohol is removed；
(3) fine aluminium is melted, boron and iodine is added when it melts half, in 700~780 DEG C of inside holdings 1~5 hour；
(4) add to be incubated after graphite and carborundum and stir evenly, refining agent is added at 730~800 DEG C and is refined, is stood after refining
20~40 minutes, surfactant is added, surface scum is skimmed at 700~720 DEG C, obtains aluminium alloy melt；
(5) gravitational casting is carried out to aluminium alloy melt, obtains aluminium alloy castings；Casting is carried out to solution treatment successively, at cooling
Modified carbon nano-tube reinforced aluminum matrix composites are can be prepared by after reason and Ageing Treatment.
9. a kind of preparation method of modified carbon nano-tube reinforced aluminum matrix composites according to claim 8, its feature exists
In the temperature of solution treatment is 490~530 DEG C, and the time is 5~16 hours.
10. a kind of preparation method of modified carbon nano-tube reinforced aluminum matrix composites according to claim 8, its feature exists
In the temperature of Ageing Treatment is 215~260 DEG C, and the time is 20~48 hours.
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| CN109457144A (en) * | 2018-12-06 | 2019-03-12 | 浙江离火新材料科技有限公司 | A kind of carbon nanotube enhanced aluminium-based composite material and preparation method thereof |
| CN109979681A (en) * | 2019-03-26 | 2019-07-05 | 昆明理工大学 | A kind of preparation method of composite carbon nanometer tube nanometer silver paste |
| CN112111665A (en) * | 2020-08-17 | 2020-12-22 | 丽水正阳电力建设有限公司 | Method for preparing carbon modified aluminum alloy composite material by vacuum pressure infiltration method |
| CN114318042A (en) * | 2021-12-28 | 2022-04-12 | 贵阳华恒机械制造有限公司 | Carbon nano tube reinforced cast ZL105 alloy material and preparation method thereof |
| CN115846656A (en) * | 2022-12-08 | 2023-03-28 | 河南科技大学 | Pretreatment method of silicon carbide particles, silicon carbide particle reinforced aluminum matrix composite and preparation method thereof |
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| CN118086727A (en) * | 2024-01-12 | 2024-05-28 | 浙江华钇新材科技有限公司 | A heat-resistant high-strength aluminum alloy material and preparation method thereof |
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| CN108218449A (en) * | 2018-01-17 | 2018-06-29 | 扬州大学 | A kind of nanofiber enhances three silication, five titanium matrix composite preparation method |
| CN109457144A (en) * | 2018-12-06 | 2019-03-12 | 浙江离火新材料科技有限公司 | A kind of carbon nanotube enhanced aluminium-based composite material and preparation method thereof |
| CN109979681A (en) * | 2019-03-26 | 2019-07-05 | 昆明理工大学 | A kind of preparation method of composite carbon nanometer tube nanometer silver paste |
| CN112111665A (en) * | 2020-08-17 | 2020-12-22 | 丽水正阳电力建设有限公司 | Method for preparing carbon modified aluminum alloy composite material by vacuum pressure infiltration method |
| CN114318042A (en) * | 2021-12-28 | 2022-04-12 | 贵阳华恒机械制造有限公司 | Carbon nano tube reinforced cast ZL105 alloy material and preparation method thereof |
| CN115846656A (en) * | 2022-12-08 | 2023-03-28 | 河南科技大学 | Pretreatment method of silicon carbide particles, silicon carbide particle reinforced aluminum matrix composite and preparation method thereof |
| CN116179885A (en) * | 2023-01-17 | 2023-05-30 | 国网浙江省电力有限公司湖州供电公司 | A preparation method of a lightweight high-strength aluminum alloy ultra-high voltage transmission line insulation operating rod working head |
| CN118086727A (en) * | 2024-01-12 | 2024-05-28 | 浙江华钇新材科技有限公司 | A heat-resistant high-strength aluminum alloy material and preparation method thereof |
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