Improved sulfonated polyphenylene compositions, improved polymer electrolyte membranes and nanocomposites formed there from for use in fuel cells are described herein. The improved compositions, membranes and nanocomposites formed there from overcome limitations of Nafion.RTM. membranes.
STATEMENT REGARDING GOVERNMENT INTEREST
This invention was made with government support under Contract No. DE-AC04-94AL85000 awarded by the United States Department of Energy's National Nuclear Security Administration. The government has certain rights in the invention.