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Electrode material comprising graphene-composite materials in a graphite network

United States Patent

July 15, 2014
View the Complete Patent at the US Patent & Trademark Office
A durable electrode material suitable for use in Li ion batteries is provided. The material is comprised of a continuous network of graphite regions integrated with, and in good electrical contact with a composite comprising graphene sheets and an electrically active material, such as silicon, wherein the electrically active material is dispersed between, and supported by, the graphene sheets.
Kung; Harold H. (Wilmette, IL), Lee; Jung K. (Seoul, KR)
Northwestern University (Evanston, IL)
12/ 940,241
November 5, 2010
STATEMENT REGARDING FEDERALLY SPONSORED RESEARCH OR DEVELOPMENT This invention was made with government support under DE-FG02-01ER15184 awarded by Department of Energy. The government has certain rights in the invention.