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Single-walled carbon nanotube/perylene bisimide compound thermoelectric composite film, and preparation method and application thereof

A single-walled carbon nanotube and peryleneimide technology is applied in the field of single-walled carbon nanotube/peryleneimide compound thermoelectric composite film and its preparation, which can solve the problem of low electrical conductivity and Seebeck coefficient and poor thermoelectric performance. To achieve the effect of improving electrical conductivity, easy operation, excellent thermoelectric properties and mechanical properties

Pending Publication Date: 2022-01-18
DONGGUAN UNIV OF TECH
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0005] The purpose of the present invention is to overcome the defects or deficiencies of existing thermoelectric materials such as low electrical conductivity and Seebeck coefficient and poor thermoelectric performance, and provide a method for preparing a single-walled carbon nanotube / peryleneimide compound thermoelectric composite film

Method used

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  • Single-walled carbon nanotube/perylene bisimide compound thermoelectric composite film, and preparation method and application thereof
  • Single-walled carbon nanotube/perylene bisimide compound thermoelectric composite film, and preparation method and application thereof
  • Single-walled carbon nanotube/perylene bisimide compound thermoelectric composite film, and preparation method and application thereof

Examples

Experimental program
Comparison scheme
Effect test

Embodiment 1

[0059] This embodiment provides a single-walled carbon nanotube / peryleneimide thermoelectric composite film, and the preparation process is as follows:

[0060] (1) Accurately weigh 3 mg of AC-SWCNT prepared by acid treatment and 7 mg of 3,3'-(1,3,8,10-tetraanthrone[2,1,9-DEF; 6,5, 10-D'E'F']diisoquinoline-2,9(1H,3H,8H,10H)-diyl)bis(N,N-dimethylpropane-1-amine oxide) (NDINE) respectively Add to a small test tube containing 35ml absolute ethanol.

[0061] (2) Place the two small test tubes in an ice-water bath and sonicate for 30 minutes.

[0062] (3) Pour the ultrasonically dispersed two-tube solution into a small beaker, place it on a magnetic stirrer and stir for 30 minutes to fully contact the AC-SWCNT and peryleneimide.

[0063] (4) After the stirring is completed, place the small beaker containing the mixed solution in an ice-water bath for 30 minutes of ultrasonication, and stir with a glass rod to fully contact the AC-SWCNT and peryleneimide to ensure that the mixed s...

Embodiment 2

[0068] This embodiment provides a single-walled carbon nanotube / peryleneimide thermoelectric composite film, and the preparation process is as follows:

[0069] (1) Accurately weigh 4 mg of AC-SWCNT prepared by acid treatment and 6 mg of perylene imide with an analytical balance, and add them into small test tubes containing 35 mL of absolute ethanol.

[0070] (2) Place the two small test tubes in an ice-water bath and sonicate for 30 minutes.

[0071] (3) Pour the ultrasonically dispersed two-tube solution into a small beaker, place it on a magnetic stirrer and stir for 30 minutes, so that the AC-SWCNT and peryleneimide fully contact.

[0072] (4) After the stirring is completed, place the small beaker containing the mixed solution in an ice-water bath to sonicate for 30 minutes. Stir with a glass rod to fully contact the AC-SWCNT and perylene imide to ensure uniform dispersion of the mixed solution.

[0073] (5) Use 0.22 μm filter paper to wet it with water to make it comp...

Embodiment 3

[0077] This embodiment provides a single-walled carbon nanotube / peryleneimide thermoelectric composite film, and the preparation process is as follows:

[0078] (1) Accurately weigh 5 mg of AC-SWCNT prepared by acid treatment and 5 mg of perylene imide with an analytical balance, and add them to small test tubes containing 35 ml of absolute ethanol.

[0079] (2) Place the two small test tubes in an ice-water bath and sonicate for 30 minutes.

[0080] (3) Pour the ultrasonically dispersed two test tube solutions into a small beaker, place on a magnetic stirrer and stir for 30 minutes, so that AC-SWCNT and peryleneimide are fully contacted

[0081] (4) After the stirring is completed, place the small beaker containing the mixed solution in an ice-water bath for 30 minutes of ultrasonication, and stir with a glass rod to fully contact the AC-SWCNT and peryleneimide to ensure that the mixed solution is evenly dispersed.

[0082] (5) Use 0.22 μm filter paper to wet it with water t...

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Abstract

The invention relates to a single-walled carbon nanotube / perylene bisimide compound thermoelectric composite film, and a preparation method and application thereof. The thermoelectric composite film is obtained through ultrasonic treatment and suction filtration. The composite film is excellent in thermoelectric performance and mechanical performance, good in flexibility and capable of being bent by a large margin; in addition, the preparation method provided by the invention is simple in steps, easy to operate and environment-friendly.

Description

technical field [0001] The invention belongs to the field of composite thermoelectric materials, and in particular relates to a single-walled carbon nanotube / perylene imide compound thermoelectric composite thin film and a preparation method and application thereof. Background technique [0002] With the excessive exploitation and consumption of fossil energy, the energy crisis and environmental pollution have seriously affected the development and progress of human civilization. The emergence of thermoelectric materials provides new ideas and ideas for solving the energy crisis. Thermoelectric materials can realize the direct conversion of thermal energy and electrical energy by using the movement of carriers inside them. In order to adapt to various complex working environments and different components, composite thermoelectric materials with flexibility and good mechanical properties have received extensive attention. [0003] Usually, the thermoelectric figure of merit ...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H01L35/34H01L35/24H01L35/22H01L35/12B82Y30/00B82Y15/00H10N10/01H10N10/85H10N10/855H10N10/856
CPCB82Y15/00B82Y30/00H10N10/85H10N10/855H10N10/856H10N10/01
Inventor 陈忠明黄浩文陈诗乐
Owner DONGGUAN UNIV OF TECH
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