CN106185875A - The preparation facilities of a kind of CNT and preparation method - Google Patents
The preparation facilities of a kind of CNT and preparation method Download PDFInfo
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- CN106185875A CN106185875A CN201610776449.6A CN201610776449A CN106185875A CN 106185875 A CN106185875 A CN 106185875A CN 201610776449 A CN201610776449 A CN 201610776449A CN 106185875 A CN106185875 A CN 106185875A
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- cnt
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- catalyst composite
- tube catalyst
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Abstract
nullThe present invention relates to preparation facilities and the preparation method of a kind of CNT，Comprising: reative cell，Described reative cell includes air inlet and gas outlet，Growth substrate，Described growth substrate is arranged in reative cell，Between described air inlet and gas outlet，Described growth substrate includes cylindrical frame and the carbon nano-tube catalyst composite bed being wrapped on cylindrical frame，Described cylindrical frame is rotatably arranged on inside reative cell，The central rotating shaft of described cylindrical frame is perpendicular to airflow direction，On described carbon nano-tube catalyst composite bed, there is multiple micropore，Described micropore helically the linear alignment on carbon nano-tube catalyst composite bed，Make described reacting gas that flow process to pass in reative cell multiple micropores of described carbon nano-tube catalyst composite bed by the rotation of described carbon nano-tube catalyst composite bed，The micropore arranged by columned carbon nano-tube catalyst composite bed and helical form can make CNT along with obtaining more preferable growing environment in rotary course.
Description
Technical field
The present invention relates to the preparation facilities of a kind of CNT, and preparation method.
Background technology
CNT is a kind of new one-dimensional nano material just found the early 1990s.The special construction of CNT is certainly
Determine it and there is special character, such as high-tensile and high thermal stability；Along with the change of CNT spiral way, carbon is received
Mitron can present metallicity or semiconductive etc..
Owing to CNT has preferable one-dimentional structure and the character excellent in fields such as mechanics, electricity, calorifics, its
Wide application prospect has been shown, in scientific research and industry at interdisciplinary fields such as material science, chemistry, physicss
Also receive more and more attention in application.At present using carbon nano tube structure as growth substrate, it is applied in reactor growth
New structure is increasingly becoming new study hotspot, gradually attracts wide attention.
But, owing in carbon nano tube structure, CNT self-condition limits, as less in size etc., how to arrange described
Carbon nano tube structure and its be always difficult to the difficult problem that overcomes as growth substrate the structure that makes new advances in superficial growth.
In prior art, 201210587684.0 provide a kind of reactor, comprising: a reative cell, described reative cell
Including an air inlet and a gas outlet, reacting gas is passed through from described air inlet and flows to described gas outlet, farther includes a carbon
Nano tube catalyst composite bed is rotationally arranged at inside reative cell, and this carbon nano-tube catalyst composite bed has multiple micro-
Hole, makes described reacting gas pass in flow process in reative cell by the rotation of described carbon nano-tube catalyst composite bed
Multiple micropores of described carbon nano-tube catalyst composite bed, by employing carbon nanotube layer as growth substrate, due to described carbon
CNT in nanotube layer is uniformly distributed and has bigger specific surface area, and described carbon nanotube layer has multiple sky
Gap, therefore catalyst granules can be firmly fixed and is deposited on described carbon nanotube layer surface or embeds described carbon nanotube layer
In, and make reacting gas run through described carbon nanotube layer such that it is able to effectively prevent it from reuniting, and the reaction efficiency improved.
But owing to the carbon nano-tube catalyst composite bed of said structure is single geometry, can not be uniform in the rotary course of place
And the carbon-source gas that is filled with reflection indoor react, so the morphological differences that the CNT causing a position grows up to
Greatly, industrial demand is not met.
Summary of the invention
For drawbacks described above, the invention provides a kind of preparation facilities and the method for growth CNT of CNT,
The carbon nano-tube material little to obtain morphological differences, concrete scheme is as follows:
A kind of preparation facilities of CNT, comprising: a reative cell, described reative cell includes an air inlet and a gas outlet,
One growth substrate, described growth substrate is arranged in reative cell, between described air inlet and gas outlet, described growth substrate
Including a cylindrical frame and the carbon nano-tube catalyst composite bed being wrapped on cylindrical frame, described cylindrical frame is rotatable
Being arranged at inside reative cell, the central rotating shaft of described cylindrical frame is perpendicular to airflow direction, and described carbon nano-tube catalyst is combined
There is on Ceng multiple micropore, described micropore helically the linear alignment on carbon nano-tube catalyst composite bed, received by described carbon
The rotation of mitron catalyst composite bed makes described reacting gas pass described carbon nanometer pipe catalytic in reative cell in flow process
Multiple micropores of agent composite bed.
Carbon nano-tube catalyst composite bed described further includes carbon nanotube layer and catalyst granules, described catalysis
Agent even particulate dispersion is in described carbon nanotube layer surface.
Catalyst granules described further embeds in the micropore of carbon nanotube layer.
Cylindrical frame described further is rotated in a clockwise direction.
Cylindrical frame material described further is aluminum pottery.
Farther include the first electrode and the second electrode gap arranges and is electrically connected with described carbon nano-tube catalyst composite bed
Connect.
A kind of method that preparation facilities using described CNT prepares CNT, mainly includes following
Step: the preparation facilities of CNT as mentioned is provided；Be passed through in the preparation facilities of described CNT carbon-source gas with
The mixed gas of carrier gas；Rotate described carbon nano-tube catalyst composite bed and heat described carbon nano-tube catalyst composite bed with life
Long CNT.
Relative to prior art, the cylindrical carbon nano tube catalyst composite bed in the present invention can be at rotary course all
Gas that is even and that be filled with in reative cell combines, and the growth for the CNT of each position provides the most unified environment, with
Reach to generate the carbon nano-tube material that form is close.
The micropore that further utilization arranges in the shape of a spiral, can drive when rotated and be filled with the gas of reative cell helically
Shape is centered around on carbon nano-tube catalyst composite bed, plays the beneficial effect fully combined with gas.
Accompanying drawing explanation
Fig. 1 is the structure chart of the present invention；
Fig. 2 is cylindrical frame structure chart；
Fig. 3 is the structure chart of multiple setting growth substrate in the reaction chamber.
Reference；1, reative cell；2, air inlet；3, gas outlet；4, growth substrate；5, carbon nano-tube catalyst is combined
Layer；6, micropore；7, the first electrode；8, the second electrode；9, cylindrical frame.
Specific examples below will further illustrate the present invention in conjunction with above-mentioned accompanying drawing.
Detailed description of the invention
Preparation facilities and preparation method below in conjunction with Figure of description CNT a kind of to the present invention are the most detailed
Explanation.
These accompanying drawings are the schematic diagram of simplification, and the basic structure of the present invention is described the most in a schematic way, and therefore it is the most aobvious
Show the composition relevant with the present invention.
In describing the invention, it is to be understood that term " " center ", " longitudinally ", " laterally ", " on ", D score,
Orientation or the position relationship of the instruction such as "front", "rear", "left", "right", " vertically ", " level ", " top ", " end ", " interior ", " outward " are
Based on orientation shown in the drawings or position relationship, it is for only for ease of the description present invention and simplifies description rather than instruction or dark
The device or the element that show indication must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that right
The restriction of the present invention.Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that instruction or hint relatively
Importance or the implicit quantity indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can be bright
Show or implicitly include one or more this feature.In describing the invention, except as otherwise noted, the containing of " multiple "
Justice is two or more.
In describing the invention, it should be noted that unless otherwise clearly defined and limited, term " is installed ", " phase
Adjacent ", " connection " should be interpreted broadly, for example, it may be fixing connection, it is also possible to be to removably connect, or be integrally connected；
Can be to be mechanically connected, it is also possible to be electrical connection；Can be direct neighbor, it is also possible to by intermediary indirect neighbor, permissible
It it is the connection of two element internals.For the ordinary skill in the art, can understand that above-mentioned term exists with concrete condition
Concrete meaning in the present invention.
Embodiment 1
As it is shown in figure 1, the preparation facilities of shown a kind of CNT, comprising: a reative cell 1, described reative cell 1 include into
QI KOU 2 and a gas outlet 3, a growth substrate 4, described growth substrate 4 is arranged in reative cell 1, is positioned at described air inlet 2 and goes out
Between QI KOU 3, described growth substrate 4 includes that a cylindrical frame 9 and the carbon nano-tube catalyst being wrapped on cylindrical frame 9 are multiple
Closing layer 5, it is internal that described cylindrical frame 9 is rotatably arranged on reative cell 1, and the central rotating shaft of described cylindrical frame 9 is perpendicular to gas
Flow path direction, described carbon nano-tube catalyst composite bed 5 has multiple micropore 6, and described micropore 6 is combined at carbon nano-tube catalyst
Helically the linear alignment on layer 5, makes described reacting gas at reative cell by the rotation of described carbon nano-tube catalyst composite bed 5
Passing multiple micropores 6 of described carbon nano-tube catalyst composite bed 5 in 1 in flow process, described carbon nano-tube catalyst is combined
Layer 5 includes that carbon nanotube layer and catalyst granules, described catalyst granules are dispersed in described carbon nanotube layer surface, described
Catalyst granules embeds in the micropore of carbon nanotube layer, and described cylindrical frame 9 is rotated in a clockwise direction, described cylindrical frame 9
Material is aluminum pottery, is spaced including the first electrode 7 and the second electrode 8 and arranges and electric with described carbon nano-tube catalyst composite bed 5
Connect.
Embodiment 2
A kind of method that preparation facilities using described CNT prepares CNT, mainly comprises the steps that offer one
The preparation facilities of described CNT；The gaseous mixture of carbon-source gas and carrier gas it is passed through in the preparation facilities of described CNT
Body；Rotate described carbon nano-tube catalyst composite bed 5 and heat described carbon nano-tube catalyst composite bed 5 to grow carbon nanometer
Pipe.
Embodiment 3
The preparation facilities of shown a kind of CNT, comprising: a reative cell 1, described reative cell 1 includes an air inlet 2 and
Gas outlet 3, some growth substrate 4, described growth substrate 4 is arranged in reative cell 1, be positioned at described air inlet 2 and gas outlet 3 it
Between, described growth substrate 4 includes a cylindrical frame 9 and the carbon nano-tube catalyst composite bed 5 being wrapped on cylindrical frame 9,
It is internal that described cylindrical frame 9 is rotatably arranged on reative cell 1, and the central rotating shaft of described cylindrical frame 9 is perpendicular to airflow direction,
There is on described carbon nano-tube catalyst composite bed 5 multiple micropore 6, described micropore 6 on carbon nano-tube catalyst composite bed 5 in
Zigzag shape arranges, and makes described reacting gas flow in reative cell 1 by the rotation of described carbon nano-tube catalyst composite bed 5
During through multiple micropores 6 of described carbon nano-tube catalyst composite bed 5, described carbon nano-tube catalyst composite bed 5 includes
Carbon nanotube layer and catalyst granules, described catalyst granules is dispersed in described carbon nanotube layer surface, described catalyst
Granule embeds in the micropore of carbon nanotube layer, and described cylindrical frame 9 is rotated in a clockwise direction, and described cylindrical frame 9 material is
Aluminum pottery, is spaced including the first electrode 7 and the second electrode 8 and arranges and electrically connect with described carbon nano-tube catalyst composite bed 5.
The above is only the preferred embodiment of the present invention, it is noted that for the ordinary skill people of the art
For Yuan, under the premise without departing from the principles of the invention, it is also possible to make some improvements and modifications, these improvements and modifications also should
It is considered as protection scope of the present invention.
Claims (7)
1. a preparation facilities for CNT, comprising: a reative cell, described reative cell includes that an air inlet and is given vent to anger
Mouthful, a growth substrate, described growth substrate is arranged in reative cell, and between described air inlet and gas outlet, its feature exists
In, described growth substrate includes a cylindrical frame and the carbon nano-tube catalyst composite bed being wrapped on cylindrical frame, described
Cylindrical frame is rotatably arranged on inside reative cell, and the central rotating shaft of described cylindrical frame is perpendicular to airflow direction, described carbon
There is on nano tube catalyst composite bed multiple micropore, described micropore on carbon nano-tube catalyst composite bed helically wire row
Row, make described reacting gas pass institute in reative cell in flow process by the rotation of described carbon nano-tube catalyst composite bed
State multiple micropores of carbon nano-tube catalyst composite bed.
The preparation facilities of CNT the most according to claim 1, it is characterised in that described carbon nano-tube catalyst is combined
Layer includes that carbon nanotube layer and catalyst granules, described catalyst granules are dispersed in described carbon nanotube layer surface.
The preparation facilities of CNT the most according to claim 2, it is characterised in that described catalyst granules embeds carbon and receives
In the micropore of mitron layer.
The preparation facilities of CNT the most according to claim 1, it is characterised in that described cylindrical frame is along side clockwise
To rotation.
The preparation facilities of CNT the most according to claim 1, it is characterised in that described cylindrical frame material is aluminum pottery
Porcelain.
The preparation facilities of CNT the most according to claim 1, it is characterised in that include the first electrode and the second electrode
Interval arranges and electrically connects with described carbon nano-tube catalyst composite bed.
7. the method using the preparation facilities of described CNT to prepare CNT, mainly comprises the steps that offer
The preparation facilities of the CNT as described in any one in claim 1 to 6；Lead in the preparation facilities of described CNT
Enter the mixed gas of carbon-source gas and carrier gas；Rotate described carbon nano-tube catalyst composite bed and heat described carbon nanometer pipe catalytic
Agent composite bed is to grow CNT.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610776449.6A CN106185875A (en) | 2016-08-31 | 2016-08-31 | The preparation facilities of a kind of CNT and preparation method |
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| CN201610776449.6A CN106185875A (en) | 2016-08-31 | 2016-08-31 | The preparation facilities of a kind of CNT and preparation method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108996489A (en) * | 2017-06-07 | 2018-12-14 | 清华大学 | A kind of preparation facilities of carbon nano pipe array |
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| CN1903709A (en) * | 2005-07-29 | 2007-01-31 | 鸿富锦精密工业（深圳）有限公司 | Growing device of carbon nano-tube |
| CN1948140A (en) * | 2005-10-13 | 2007-04-18 | 鸿富锦精密工业（深圳）有限公司 | Preparation device of carbon nano-tube and its method |
| CN1948139A (en) * | 2005-10-14 | 2007-04-18 | 鸿富锦精密工业（深圳）有限公司 | Preparation device of carbon nano-tube |
| CN101092234A (en) * | 2006-06-21 | 2007-12-26 | 清华大学 | Apparatus and method for developing film of Nano carbon tube |
| CN103896245A (en) * | 2012-12-29 | 2014-07-02 | 清华大学 | Reactor and method for growing carbon nanotube |
| CN103896243A (en) * | 2012-12-29 | 2014-07-02 | 清华大学 | Reactor and method for growing carbon nanotubes |
| CN103896244A (en) * | 2012-12-29 | 2014-07-02 | 清华大学 | Reactor and method for growing carbon nanotubes |
| CN206033241U (en) * | 2016-08-31 | 2017-03-22 | 无锡东恒新能源科技有限公司 | Preparation carbon nanotube's reacting furnace |
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2016
- 2016-08-31 CN CN201610776449.6A patent/CN106185875A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1903709A (en) * | 2005-07-29 | 2007-01-31 | 鸿富锦精密工业（深圳）有限公司 | Growing device of carbon nano-tube |
| CN1948140A (en) * | 2005-10-13 | 2007-04-18 | 鸿富锦精密工业（深圳）有限公司 | Preparation device of carbon nano-tube and its method |
| CN1948139A (en) * | 2005-10-14 | 2007-04-18 | 鸿富锦精密工业（深圳）有限公司 | Preparation device of carbon nano-tube |
| CN101092234A (en) * | 2006-06-21 | 2007-12-26 | 清华大学 | Apparatus and method for developing film of Nano carbon tube |
| CN103896245A (en) * | 2012-12-29 | 2014-07-02 | 清华大学 | Reactor and method for growing carbon nanotube |
| CN103896243A (en) * | 2012-12-29 | 2014-07-02 | 清华大学 | Reactor and method for growing carbon nanotubes |
| CN103896244A (en) * | 2012-12-29 | 2014-07-02 | 清华大学 | Reactor and method for growing carbon nanotubes |
| CN206033241U (en) * | 2016-08-31 | 2017-03-22 | 无锡东恒新能源科技有限公司 | Preparation carbon nanotube's reacting furnace |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108996489A (en) * | 2017-06-07 | 2018-12-14 | 清华大学 | A kind of preparation facilities of carbon nano pipe array |
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