Carbon nanotube preparing apparatus and process

A carbon nanotube and preparation device technology, applied in nanotechnology, nanotechnology, nanotechnology for materials and surface science, etc., can solve the problems of poor alignment of carbon nanotubes, affecting the upright growth of carbon nanotubes, etc. , to achieve the effect of mass production and increasing growth area

Inactive Publication Date: 2007-03-21
HONG FU JIN PRECISION IND (SHENZHEN) CO LTD +1
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

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Problems solved by technology

However, in the process of preparing carbon nanotubes by this method, the vertical growth of carbon nanotubes will be affected by the gas flow direction of the carbon source gas, so that the alignment of the grown carbon nanotubes is not good.

Method used

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  • Carbon nanotube preparing apparatus and process
  • Carbon nanotube preparing apparatus and process
  • Carbon nanotube preparing apparatus and process

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Embodiment Construction

[0022] The embodiments of the present invention will be further described in detail below in conjunction with the accompanying drawings.

[0023] Referring to FIG. 1 , a carbon nanotube preparation device 60 provided by the first embodiment of the present invention includes: a reaction chamber 61 , a heating device 65 and a substrate 10 .

[0024] The reaction chamber 61 also includes an air inlet 62, an exhaust port 63 and a substrate carrying device 64; Into a carbon source gas; the exhaust port 63, which is located at the top of the reaction chamber 61 and is opposite to the air inlet 62, and it cooperates with the air inlet 62 can make the carbon source gas flow direction and the growth of carbon nanotubes The directions are parallel; the substrate carrying device 64 is arranged in the reaction chamber 61 and is located between the air inlet 62 and the air outlet 63 .

[0025] The heating device 65 is arranged around the reaction chamber 61 for heating the reaction chambe...

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Abstract

The carbon nanotube preparing apparatus includes one reaction cavity with gas inlet in the bottom and one gas exhaust port in the top and opposite to the gas inlet; one base bearer located inside the reaction cavity and between the gas inlet and the gas exhaust port; and at least one base on the base bearer and with flow guiding holes and one catalyst on its surface. The present invention also provides process of preparing carbon nanotube with the said apparatus.

Description

【Technical field】 [0001] The invention relates to a device and method for preparing carbon nanotubes, in particular to a device and a method for preparing carbon nanotubes by chemical vapor deposition. 【Background technique】 [0002] Because carbon nanotubes have excellent properties in mechanics, electronics, physics, chemistry, etc., such as unique metal or semiconductor conductivity, extremely high mechanical strength, high-capacity hydrogen storage capacity and adsorption capacity, field electron emission performance, orientation Thermal conductivity and strong broadband electromagnetic wave absorption characteristics have made carbon nanotubes receive great attention from the fields of physics, chemistry and material science, as well as high-tech industry departments, and at the same time promote the extensive research and practical application of carbon nanotubes. At present, carbon nanotubes are widely used in the fields of reinforcement materials, field electron emis...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): C01B31/02
CPCB82Y30/00D01F9/127D01F9/133
Inventor 何纪壮
Owner HONG FU JIN PRECISION IND (SHENZHEN) CO LTD
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