The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Patent No.:

US 8202504 B1

PDF
Full Text
Expired
Date of Patent:
Jun. 19, 2012

Filed:

Aug. 03, 2009
Applicants:

Kazuchika Ohta, Nagano, JP;

Ick-soo Kim, Nagano, JP;

Byoung-suhk Kim, Nagano, JP;

Jongchul Park, Seoul, KR;

Inventors:

Kazuchika Ohta, Nagano, JP;

Ick-Soo Kim, Nagano, JP;

Byoung-Suhk Kim, Nagano, JP;

Jongchul Park, Seoul, KR;

Assignee:

Shinshu University, Nagano, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
D01F 9/12 (2006.01); B01J 19/08 (2006.01);
U.S. Cl.
CPC ...
Abstract

A method for manufacturing carbon nanotubes of the present invention includes the steps of: preparing a metal complex which contains at least one metal selected from a group consisting of iron, cobalt and nickel and an organic compound: and forming carbon nanotubes which contain metal therein by using the organic compound as a carbon source, wherein the carbon nanotubes are formed by putting the metal complex into a heating vessel which has a substance capable of converting electromagnetic energy into heat, and by heating the metal complex using heat which is generated by the heating vessel when electromagnetic energy is applied to the heating vessel. As the metal complex used in a method for manufacturing carbon nanotubes of the present invention, nickel stearate or nickel benzoate can be named, for example. According to the method for manufacturing carbon nanotubes of the present invention, it is possible to manufacture carbon nanotubes using an inexpensive heating device within a short time.


Find Patent Forward Citations

Ohta, Kazuchika. (2012). Method for manufacturing carbon nanotubes (U.S. Patent No. 8202504). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8202504

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