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:
Nov. 15, 2011
Filed:
Jun. 10, 2010
Applicants:
Chung-hsin LU, Taipei, TW;
Chung-hsien Wu, Taipei, TW;
Szu-chia Chien, Taipei, TW;
Zhi-liang Liu, Taipei, TW;
Inventors:
Chung-Hsin Lu, Taipei, TW;
Chung-Hsien Wu, Taipei, TW;
Szu-Chia Chien, Taipei, TW;
Zhi-Liang Liu, Taipei, TW;
Assignee:
National Taiwan University, Taipei, TW;
Primary Examiner:
Int. Cl.
CPC ...
C01B 17/00 (2006.01); C01B 19/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
The invention provides a fabrication method for a chalcopyrite powder. The fabrication method includes: (a) mixing a Group IB compound and a Group IIIA compound in a solvent; (b) drying or precipitating the solution of step (a) to obtain a precursor containing Group IB and Group IIIA elements; (c) mixing a solution or powder containing a Group VIA compound with the precursor; and (d) heating the mixture of step (c) to obtain the chalcopyrite powder.