Method for manufacturing metal/carbon nanotube nano-composite using electroplating

Abstract

Disclosed herein is a method for manufacturing metal/carbon nanotube nano-composite using electroplating, more particularly, to a method for manufacturing metal/carbon nanotube nano-composite comprising: adding carbon nanotubes and cationic surfactants in metal plating solution including metal or metal salt and performing electroplating in the cathode.

Description

BRIEF DESCRIPTION OF THE DRAWINGS

The above and other objects, features and advantages of the present invention will be more clearly understood from the following detailed description taken in conjunction with the accompanying drawings, in which:

FIG. 1 is a schematic view showing steps of purifying and cutting carbon nanotubes in acid solution.

FIG. 2 is a schematic view showing a process for manufacturing the plating solution for electroplating.

FIG. 3 is a schematic view showing a process for carrying out electroplating in the plating solution including carbon nanotubes and cationic surfactants to manufacture metal/carbon nanotube nano-composite.

FIG. 4 is a SEM photograph of copper/carbon nanotube nano-composite formed using electroplating.

FIG. 5 is an EDS component analyzing table of copper/carbon nanotube nano-composite formed using electroplating.

Claims

1. A method for manufacturing metal/carbon nanotube nano-composite using electroplating, comprising: immersing carbon nanotubes in acid solution and filtering the solution and carrying out heat treatment;adding the heat treated nanotubes and cationic surfactants in metal plating solution including metal or metal salt and dispersing the carbon nanotubes; andproviding a cathode and an anode in the metal plating solution including the carbon nanotube and the cationic surfactant, to which current is applied and carrying out electroplating in order to obtain metal/carbon nanotube nano-composite.

2. The method of claim 1, wherein the acid solution is at least one selected from the group consisting of nitric acid, sulfuric acid and chloride acid.

3. The method of claim 1, further comprising a step of cutting carbon nanotubes by carrying out at least one method selected from the group consisting of sonication in acid solution, laser treatment and stirring by an agitator prior to the heat treatment.

4. The method of claim 1, wherein the metal is at least one selected from the group consisting of copper, nickel, chrome, zinc, cadmium, tin, gold, silver and rhodium or a metal salt including these metals.

5. The method of claim 1, wherein a brightener or other additives are further included in the metal plating solution as an additive.

6. The method of claim 1, wherein the cationic surfactant is at least one selected from the group consisting of poly(diallyldimethylammonium chloride, PDMA), cetyltrimethylammonium chloride (CTAC), cetyltrimethylammonium bromide (CTAB), dodecyltrimethylammonium bromide (DTAB), dodecyltrimethylammonium chloride (DTAC), Decylamine, Dodecylamine, Hexadecylamine, Triethylamine, Octylsulfate, sodium salt, Hexylamine and Octadecylamine.

7. The method of claim 1, wherein the dispersing carbon nanotubes is carried out by one method selected from the group consisting of sonication, laser treatment and stirring by an agitator.

8. The method of claim 1, wherein the metal/carbon nanotube nano-composite is thin film.