US 12,344,571 B1
Organic color center-tailored, semiconducting carbon nanotubes and their method of manufacture
Yuhuang Wang, Laurel, MD (US); Hongbin Luo, College Park, MD (US); and Peng Wang, Rockville, MD (US)
Assigned to University of Maryland, College Park, College Park, MD (US)
Filed by University of Maryland, College Park, College Park, MD (US)
Filed on Jul. 1, 2021, as Appl. No. 17/365,924.
Claims priority of provisional application 63/217,645, filed on Jul. 1, 2021.
Claims priority of provisional application 63/046,969, filed on Jul. 1, 2020.
Int. Cl. C07C 211/53 (2006.01); C01B 32/159 (2017.01); C01B 32/174 (2017.01); C07C 209/68 (2006.01); C09B 67/00 (2006.01); C09K 11/06 (2006.01)
CPC C07C 211/53 (2013.01) [C01B 32/159 (2017.08); C01B 32/174 (2017.08); C07C 209/68 (2013.01); C09B 68/22 (2013.01); C09B 68/40 (2013.01); C09K 11/06 (2013.01); C01B 2202/02 (2013.01); C01B 2202/28 (2013.01); C01P 2002/82 (2013.01); C01P 2002/84 (2013.01); C01P 2004/04 (2013.01); C01P 2006/60 (2013.01); C07C 2604/00 (2017.05); C09K 2211/1007 (2013.01)] 10 Claims
 
1. An organic color center (OCC)-tailored nanomaterial prepared by a method comprising:
a) mixing-nanomaterials with an acid selected from chlorosulfonic acid and triflic acid, a nitrite salt, and one or more aniline derivative to produce a mixture; and
b) adding the mixture to a reactive solvent to form the OCC-tailored-nanomaterial,
wherein the nanomaterials are carbon nanomaterials or boron nitride nanomaterials, and
wherein the one or more aniline derivative is 2-fluoro-4-nitroaniline, 4-amino-2-fluorobenzoic acid, 4-amino-2,3,5,6-tetrafluorobenzoic acid, 4-amino-3-fluorobenzoic acid, 4-amino-2,3-difluorophenol, 4-amino-3,5-difluorophenol, 2-amino-5-fluorophenol, 4,5-difluoro-2-methoxyaniline, 3,5-difluoro-2-methoxyaniline, 4-fluoro-2,3-dimethylaniline, 4-fluoro-3,5-dimethylaniline, 2-fluoro-4-methoxyaniline, 3-fluoro-2-methoxyaniline, 5-fluoro-2-methoxyaniline, or 2-fluoro-5-(trifluoromethoxy)aniline.