Tuesday, March 25, 2008

United States Patent 7,348,274 - Samsung

Method of aligning carbon nanotubes and method of manufacturing field emission device using the same


A method of aligning carbon nanotubes (CNTs) and a method of manufacturing a field emission device (FED) using the same, wherein a mold having an intaglio pattern is prepared, an aqueous solution containing an amphiphilic organic material and the CNTs are coated on a surface of a substrate, the mold is adhered to the substrate surface to cause the aqueous solution to flow into the intaglio pattern by a capillary force, and the mold is removed from the substrate surface to vertically align the CNTs on the substrate surface.

Inventors: Chung; Deuk-Seok (Seongnam-si, KR), Oh; Tae-Sik (Suwon-si, KR), Bae; Min-Jong (Anyang-si, KR)
Assignee: Samsung SDI Co., Ltd. (Suwon-si, Gyeonggi-do, KR)
Appl. No.: 11/225,174
Filed: September 14, 2005


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