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Methods for preparation of concentrated graphene ink compositions and related composite materials

United States Patent Application

View the Complete Application at the US Patent & Trademark Office
A rapid, scalable methodology for graphene dispersion and concentration with a polymer-organic solvent medium, as can be utilized without centrifugation, to enhance graphene concentration.
Hersam, Mark C. (Wilmette, IL), Liang, Yu Teng (Chicago, IL), Secor, Ethan B. (Evanston, IL), Prabhumirashi, Pradyumna L. (Chicago, IL), Puntambekar, Kanan P. (Chicago, IL), Geier, Michael L. (Chicago, IL), Ahn, Bok Y. (Cambridge, MA), Lewis, Jennifer A. (Cambridge, MA)
14/ 756,304
August 24, 2015
[0002] This invention was made with government support under DE-FG02-03ER15457 awarded by the Department of Energy, N00014-11-1-0690 awarded by the Office of Naval Research and DMR-1121262 awarded by the National Science Foundation. The government has certain rights in the invention.