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:
Sep. 01, 2020

Filed:

Mar. 08, 2018
Applicant:

Indian Oil Corporation Limited, Mumbai, IN;

Inventors:

Narayanam Seshubabu, Faridabad, IN;

Palvannan Mohanasundaram, Faridabad, IN;

Bhanumurthy Samala, Faridabad, IN;

Naduhatty Selai Raman, Faridabad, IN;

Rashmi Bagai, Faridabad, IN;

Sankara Sri Venkata Ramakumar, Faridabad, IN;

Biswapriya Das, Faridabad, IN;

Assignee:
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C01B 32/162 (2017.01); B01J 23/00 (2006.01); B01J 21/14 (2006.01); B01J 37/03 (2006.01); B01J 35/10 (2006.01); B01J 37/08 (2006.01); B01J 23/881 (2006.01); B01J 23/882 (2006.01); B01J 23/883 (2006.01); B01J 23/889 (2006.01); B01J 8/02 (2006.01); B01J 8/24 (2006.01);
U.S. Cl.
CPC ...
C01B 32/162 (2017.08); B01J 21/14 (2013.01); B01J 23/002 (2013.01); B01J 23/881 (2013.01); B01J 23/882 (2013.01); B01J 23/883 (2013.01); B01J 23/8898 (2013.01); B01J 35/1019 (2013.01); B01J 35/1042 (2013.01); B01J 35/1047 (2013.01); B01J 35/1061 (2013.01); B01J 37/031 (2013.01); B01J 37/088 (2013.01); B01J 8/02 (2013.01); B01J 8/24 (2013.01); C10G 2300/1037 (2013.01);
Abstract

A catalyst composition for the production of carbon nanotubes (CNT) with controlled morphology is disclosed. The catalyst is represented by formula [(MMn)Mo][binary metal oxide], where x is in the range 1 to 25 wt %, y is in the range 0.1 to 20 wt %, and z is in the range 0.0 to 10 wt %. Further M represents either iron or cobalt or nickel along with manganese and molybdenum supported on binary metal oxides comprising of boron, magnesium, aluminum, silicon, calcium, barium, and combination thereof. The CNT morphology can be tailor-made with the plural combination of nature of metal and promoters in appropriate proportions. The process yields the CNT with bulk density in the range of 0.01 to 0.20 g/cc, diameter in the range of 5 to 30 nm and purity greater than 95 wt %.


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