This article, recently featured on the Navy SBIR/STTR Success Stories, highlights how HydroActive Shaft Seals function as an emergency flooding system providing
reliable and low total ownership cost sealing solution for ships. Under normal
operating conditions, hydrogel embedded foam and a lip seal operate as a
non-contacting seal around the ship’s spinning propulsion shaft, and explains how it has benefited the US Navy and its SBIR/STTR program.
Click here for full Article (PDF): http://www.navysbir.com/docs/Mide_HydroActive.pdf