C - Chemistry – Metallurgy – 01 – B
Patent
C - Chemistry, Metallurgy
01
B
C01B 31/02 (2006.01)
Patent
CA 2681292
Provided is a continuous method and apparatus of purifying carbon nanotubes. The continuous method and apparatus of purifying carbon nanotubes is characterized in a first purifying step for injecting a carbon nanotube liquid mixture containing an oxidizer into a purifying reactor under a sub-critical water or supercritical water condition at a pressure of 50 to 400atm and a temperature of 100 to 600°C to obtain a purified product, thereby removing amorphous carbon and producing the carbon nanotube product.
Do Seung-Hoe
Han Joo Hee
Hong Seong Cheol
Lee Jin Seo
Cassan Maclean
Hanwha Chemical Corporation
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