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Durable polymer-aerogel based superhydrophobic coatings: a composite material

United States Patent

February 2, 2016
View the Complete Patent at the US Patent & Trademark Office
Sandia National Laboratories - Visit the Intellectual Property Management and Licensing Website
Provided are polymer-aerogel composite coatings, devices and articles including polymer-aerogel composite coatings, and methods for preparing the polymer-aerogel composite. The exemplary article can include a surface, wherein the surface includes at least one region and a polymer-aerogel composite coating disposed over the at least one region, wherein the polymer-aerogel composite coating has a water contact angle of at least about and a contact angle hysteresis of less than about The polymer-aerogel composite coating can include a polymer and an ultra high water content catalyzed polysilicate aerogel, the polysilicate aerogel including a three dimensional network of silica particles having surface functional groups derivatized with a silylating agent and a plurality of pores.
Kissel; David J. (Andover, MN), Brinker; Charles Jeffrey (Albuquerque, NM)
STC.UNM (Albuquerque, NM)
14/ 157,918
January 17, 2014
GOVERNMENT RIGHTS This invention was made with government support under Contract Nos. DE-AC04-94AL85000 between Sandia Corporation and the U.S. Department of Energy and FA9550-06-C-0033 awarded by the U.S. Air Force Office of Scientific Research. The U.S. Government has certain rights in this invention.