The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Aug. 24, 2010
Filed:
Jun. 09, 2006
Russell Gaudiana, Merrimack, NH (US);
Richard Kingsborough, North Chelmsford, MA (US);
David Waller, Lexington, MA (US);
Zhengguo Zhu, Chelmsford, MA (US);
Russell Gaudiana, Merrimack, NH (US);
Richard Kingsborough, North Chelmsford, MA (US);
David Waller, Lexington, MA (US);
Zhengguo Zhu, Chelmsford, MA (US);
Konarka Technologies, Inc., Lowell, MA (US);
Abstract
This disclosure relates to a polymer containing a first comonomer repeat unit and a second comonomer repeat unit. The first comonomer repeat unit includes a cyclopentadithiophene moiety. The second comonomer repeat unit includes a thienothiophene moiety, a thienothiophene tetraoxide moiety, a dithienothiophene moiety, a dithienothiophene dioxide moiety, a dithienothiophene tetraoxide moiety, or a tetrahydroisoindole moiety. The polymer can be used as a photoactive material in a photovoltaic cell. This disclosure also relates to such photovoltaic cells, as well as modules containing such photovoltaic cells.