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United States Patent Application

View the Complete Application at the US Patent & Trademark Office
An elastic gas barrier coating composition includes a barrier material dispersed in an aqueous media, a polysulfide, and a curing agent reactive with the polysulfide. When applied to a substrate and cured to form a coating, the barrier material forms a continuous phase and a polysulfide elastomer forms a discontinuous phase. An elastic gas coating is also disclosed that includes a continuous phase with a barrier material and a discontinuous phase with a polysulfide elastomer. Substrates at least partially coated with elastic gas barrier coating compositions are further disclosed.
Bowman, Mark P. (New Kensington, PA), Keitzer, Mark (Ellwood City, PA), Rakiewicz, Edward F. (Gibsonia, PA), Martin, Roxalana L. (Pittsburgh, PA)
14/ 689,071
April 17, 2015
NOTICE OF GOVERNMENT SUPPORT [0002] This invention was made with Government support under Contract No. DE-EE-0005359 awarded by the Department of Energy.