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Degradable conjugated polymers for the selective sorting of semiconducting carbon nanotubes

United States Patent

April 10, 2018
View the Complete Patent at the US Patent & Trademark Office
Conjugated polymers composed of bi-pyridine units linked to 9,9-dialkyl fluorenyl-2,7-diyl units via imine linkages along the polymer backbone are provided. Also provided are semiconducting single-walled carbon nanotubes coated with the conjugated polymers and methods of sorting and separating s-SWCNTs from a sample comprising a mixture of s-SWCNTs and metallic single-walled carbon nanotubes using the conjugated polymers.
Gopalan; Padma (Madison, WI), Arnold; Michael Scott (Middleton, WI), Kansiusarulsamy; Catherine Kanimozhi (Madison, WI), Brady; Gerald Joseph (Madison, WI), Shea; Matthew John (Madison, WI)
Wisconsin Alumni Research Foundation (Madison, WI)
15/ 291,508
October 12, 2016
REFERENCE TO GOVERNMENT RIGHTS This invention was made with government support under DE-SC0002148 awarded by the US Department of Energy; W911NF-12-1-0025 awarded by the US Army/ARO, and 1462771 awarded by the National Science Foundation. The government has certain rights in the invention.