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.

Date of Patent:
Aug. 02, 2016

Filed:

Nov. 21, 2011
Applicant:

Kazuo Muramatsu, Kobe, JP;

Inventor:

Kazuo Muramatsu, Kobe, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B 31/02 (2006.01); B82Y 40/00 (2011.01); B01J 23/75 (2006.01); B01J 35/00 (2006.01); B82Y 30/00 (2011.01);
U.S. Cl.
CPC ...
C01B 31/0226 (2013.01); B01J 23/75 (2013.01); B01J 35/002 (2013.01); B82Y 30/00 (2013.01); B82Y 40/00 (2013.01); C01P 2004/04 (2013.01); C01P 2004/64 (2013.01); Y10T 428/2918 (2015.01);
Abstract

The present invention provides CNT, in particular CNT having inherent properties thereof, which has a thin wall and does not form a bundle, and an efficient production method of the CNT. The method is for producing CNT, the whole length or a part thereof is compressed to form a band, said method comprises preparing a powdery and/or particulate material of an organic compound pre-baked to an extent of containing remaining hydrogen and allowed to carry a catalyst, which may be a transition metal, other metal or other element, thereon; charging the powdery and/or particulate material of the organic compound in a closed vessel made of a heat resistant material; and subjecting the powdery and/or particulate material of the organic compound together with the vessel to hot isostatic pressing treatment using a compressed gas atmosphere, wherein a maximum ultimate temperature at the hot isostatic pressing treatment is 750 to 1200° C.


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