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Copolymer semiconductors comprising thiazolothiazole or benzobisthiazole, or benzobisoxazole electron acceptor subunits, and electron donor subunits, and their uses in transistors and solar cells

United States Patent

October 28, 2014
View the Complete Patent at the US Patent & Trademark Office
The inventions disclosed, described, and/or claimed herein relate to copolymers comprising copolymers comprising electron accepting A subunits that comprise thiazolothiazole, benzobisthiazole, or benzobisoxazoles rings, and electron donating subunits that comprise certain heterocyclic groups. The copolymers are useful for manufacturing organic electronic devices, including transistors and solar cells. The invention also relates to certain synthetic precursors of the copolymers. Methods for making the copolymers and the derivative electronic devices are also described.
Jenekhe; Samson A. (Seattle, WA), Subramaniyan; Selvam (Seattle, WA), Ahmed; Eilaf (Cambridge, MA), Xin; Hao (Seattle, WA), Kim; Felix Sunjoo (Seattle, WA)
University of Washington (Seattle, WA)
13/ 504,058
October 26, 2010
STATEMENT OF GOVERNMENT LICENSE RIGHTS This invention was made with U.S. government support under grants DMR-0805259 from the National Science Foundation and DE-FG02-07ER46467 from the Department of Energy, Basic Energy Sciences. The U.S. Government has certain rights in the invention.