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 10179738 B1

PDF
Full Text
Expired
Date of Patent:
Jan. 15, 2019

Filed:

Aug. 23, 2018
Applicant:

King Fahd University of Petroleum and Minerals, Dhahran, SA;

Inventors:

Zuhair Omar Malaibari, Dhahran, SA;

Muataz Ali Atieh, Ar-Rayyan, QA;

Fahad Ali Rabbani, Lahore, PK;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B 32/16 (2017.01); C01B 32/162 (2017.01); C01B 32/164 (2017.01); C23C 16/44 (2006.01); C23C 16/452 (2006.01); C23C 16/26 (2006.01);
U.S. Cl.
CPC ...
C01B 32/16 (2017.08); C23C 16/26 (2013.01); C23C 16/4418 (2013.01); C23C 16/452 (2013.01); C01B 2202/06 (2013.01); C01B 2202/36 (2013.01);
Abstract

A method for preparing multi-wall carbon nanotubes comprising atomizing a precursor solution comprising an aromatic hydrocarbon and a carrier gas. The mixture is then injected through an ultrasonic atomization system to form atomized precursor droplets. Then by injecting the atomized precursor droplets from the top of a vertical chemical vapor deposition reactor, the droplets can then react with a reaction gas in the reactor vessel to form a film that adsorbs to a growth surface in the reactor vessel. Layer by layer multi-wall carbon nanotubes are formed. This method is repeated to form layers of the multi-wall carbon nanotubes. The nanotubes formed have an outer diameter of 10 nm-51 nm and a length to diameter aspect ratio of 7200-13200.


Find Patent Forward Citations

Malaibari, Zuhair. (2019). Hot-wall reactor method for making multi-wall carbon nanotubes (U.S. Patent No. 10179738). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10179738

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