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:
Apr. 09, 2013
Filed:
Nov. 23, 2010
Applicant:
Alex Sergey Ionkin, Kennett Square, PA (US);
Inventor:
Alex Sergey Ionkin, Kennett Square, PA (US);
Assignee:
E I du Pont de Nemours and Company, Wilmington, DE (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C01B 17/00 (2006.01); C01B 19/00 (2006.01); C01G 1/00 (2006.01); C01G 99/00 (2010.01);
U.S. Cl.
CPC ...
Abstract
The present invention relates to synthesis of copper zinc tin sulfide, CuZnSnS, and its corresponding selenide and telluride analogs in ionic liquids. CuZnSnSand related compounds are useful as absorber materials in thin film solar cells.