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Carbon nanotube batch continuous production equipment

A technology for carbon nanotubes and production equipment, which is applied in the field of batch continuous production equipment for carbon nanotubes, can solve the problems of poor quality of carbon nanotubes, low degree of continuity, and low utilization rate of raw materials, etc., and achieve stable growth temperature and save energy. Energy consumption, the effect of improving stability

Active Publication Date: 2022-03-22
SHENZHEN XIWAN TECH CO LTD
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  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] The object of the present invention is to provide a batch continuous production equipment for carbon nanotubes, aiming to solve the problems of low continuous production equipment, low utilization rate of raw materials, low efficiency and low yield of existing carbon nanotube batch production equipment. Poor quality pipes and other technical issues

Method used

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  • Carbon nanotube batch continuous production equipment
  • Carbon nanotube batch continuous production equipment
  • Carbon nanotube batch continuous production equipment

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preparation example Construction

[0071] In some embodiments, the method for preparing carbon nanotubes can be carried out in the batch continuous production equipment of carbon nanotubes in the above embodiments, including the following steps:

[0072] S10. Cracking the carbon source and the protective gas in a carbon source cracking device at a temperature of 400-600° C. to obtain the hydrocarbon gas;

[0073]S20. Adding the mixture of the hydrocarbon gas and the protective gas to the carbon nanotube growth device to grow carbon nanotubes, the carbon nanotube growth device also includes a transmission component and a second heating component, The conveying assembly is used to convey the carbon nanotube growth substrate, and the second heating assembly provides a heating temperature of 400-700° C. for the carbon nanotube growth substrate.

[0074] The preparation method of carbon nanotubes in the embodiments of the present invention can be realized in the batch continuous production equipment of carbon nanotu...

Embodiment 1

[0087] A batch continuous production equipment for carbon nanotubes, as attached figure 1 As shown, it includes a carbon source cracking device and a carbon nanotube growth device, and the carbon source cracking device includes: a first heating assembly 13, a carbon source inlet 11 and a carbon source gas outlet 12, and the carbon nanotube growth device includes : transport unit 25, several carbon nanotube growth substrates 24, second heating assembly 23, air inlet 21 and air outlet 22; wherein, the temperature in the carbon source cracking device is 500 ℃, as attached Figure 4 As shown, the transmission unit 25 is two stainless steel guide rails, the track is a straight line, the transmission unit 25 drags the two opposite sides of the carbon nanotube growth substrate 24, and the length of the transmission belt is 1.2 meters; the second heating assembly 23 is a spiral The quartz heating tube is arranged around the conveying assembly, and the surrounding direction is perpend...

Embodiment 2

[0094] A batch continuous production equipment for carbon nanotubes, as attached figure 1 As shown, it includes a carbon source cracking device and a carbon nanotube growth device, and the carbon source cracking device includes: a first heating assembly 13, a carbon source inlet 11 and a carbon source gas outlet 12, and the carbon nanotube growth device includes : transport unit 25, several carbon nanotube growth substrates 24, second heating assembly 23, air inlet 21 and air outlet 22; wherein, the temperature in the carbon source cracking device is 500 ℃, as attached Figure 5 As shown, the transmission unit 25 is two stainless steel guide rails, the track is a serpentine curve, the transmission unit 25 drags the two opposite sides of the carbon nanotube growth substrate 24, and the length of the transmission belt is 8 meters; the second heating assembly 23 is The spiral quartz heating tube is arranged around the conveying assembly, the winding direction is perpendicular to...

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Abstract

The invention belongs to the technical field of carbon nanotubes, and in particular relates to a batch continuous production equipment of carbon nanotubes, including a carbon source cracking device and a carbon nanotube growth device; the carbon source cracking device includes: a carbon source cracking chamber, a first heating assembly , a carbon source inlet and a carbon source gas outlet; the carbon nanotube growth device includes: a carbon nanotube growth chamber, a transport assembly, a second heating assembly, an air inlet, and a gas outlet; wherein, the transport assembly is used to continuously transport carbon The nanotube growth substrate, the carbon source gas outlet is connected to the air inlet of the carbon nanotube growth device; the first heating component provides the cracking temperature for the carbon source cracking chamber; the second heating component has a heating channel, and the transmission component The heating channel is installed in the heating channel, and the heating channel is used for heating the carbon nanotube growth substrate entering the heating channel.

Description

technical field [0001] The invention belongs to the technical field of carbon nanotubes, in particular to a batch continuous production equipment of carbon nanotubes. Background technique [0002] Carbon nanotubes (CNTs) is a tubular body structure, the tube wall is a hexagonally arranged carbon atom structure formed continuously, which can be understood as a tubular structure formed by curling graphene, and the tubular structure formed by curling single-layer graphene is a single Walled carbon nanotubes, the tubular structure formed by curling more than two layers of graphene is multi-walled carbon nanotubes. Carbon nanotubes have a very large aspect ratio, the diameter is usually between 1-100nm, and the length can range from a few microns to hundreds of microns. Excellent thermal conductivity. Carbon nanotubes with unique structure and excellent performance have shown great potential application value in chemical materials, photoelectric materials, energy storage materi...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): C01B32/164
CPCC01B32/164
Inventor 邓飞
Owner SHENZHEN XIWAN TECH CO LTD
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