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Electrochromic device

United States Patent

7,907,322
March 15, 2011
View the Complete Patent at the US Patent & Trademark Office
An electrochromic device includes a first substrate spaced from a second substrate. A first conductive member is formed over at least a portion of the first substrate. A first electrochromic material is formed over at least a portion of the first conductive member. The first electrochromic material includes an organic material. A second conductive member is formed over at least a portion of the second substrate. A second electrochromic material is formed over at least a portion of the second conductive member. The second electrochromic material includes an inorganic material. An ionic liquid is positioned between the first electrochromic material and the second electrochromic material.
Schwendeman; Irina G. (Wexford, PA), Polcyn; Adam D. (Pittsburgh, PA), Finley; James J. (Pittsburgh, PA), Boykin; Cheri M. (Kingsport, TN), Knowles; Julianna M. (Apollo, PA)
PPG Industries Ohio, Inc. (Cleveland, OH)
12/ 256,587
20100103496
October 23, 2008
NOTICE OF GOVERNMENT SUPPORT THIS INVENTION WAS MADE WITH GOVERNMENT SUPPORT UNDER CONTRACT NO. DE-FC26-06NT42763 AWARDED BY THE DEPARTMENT OF ENERGY. THE UNITED STATES GOVERNMENT MAY HAVE CERTAIN RIGHTS IN THIS INVENTION.