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.:
Date of Patent:
Jan. 02, 2007
Filed:
May. 20, 2002
Applicants:
Wenzhi LI, Brookline, MA (US);
Jian Guo Wen, Champaign, IL (US);
Zhi Feng Ren, Roslindale, MA (US);
Inventors:
Assignee:
The Trustees of Boston College, Chestnut Hill, MA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
D01F 9/12 (2006.01);
U.S. Cl.
CPC ...
Abstract
The present invention describes the preparation of carbon nanotubes of varied morphology, catalyst materials for their synthesis. The present invention also describes reactor apparatus and methods of optimizing and controlling process parameters for the manufacture carbon nanotubes with pre-determined morphologies in relatively high purity and in high yields. In particular, the present invention provides methods for the preparation of non-aligned carbon nanotubes with controllable morphologies, catalyst materials and methods for their manufacture.