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:
Feb. 26, 2013
Filed:
Sep. 02, 2011
Applicant:
Izaaryene Maher, Freudenstadt, DE;
Inventor:
Izaaryene Maher, Freudenstadt, DE;
Assignee:
Gebr. Schmid GmbH, , DE;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C23F 1/00 (2006.01); C25F 3/00 (2006.01); C03C 15/00 (2006.01); C03C 25/68 (2006.01); H01L 21/00 (2006.01); H01L 21/461 (2006.01); H01L 21/302 (2006.01);
U.S. Cl.
CPC ...
Abstract
In a method for the treatment of silicon wafers in the production of solar cells, a treatment liquid is applied to the surface of the silicon wafers for the purpose of texturization thereof. The treatment liquid contains, as additive, ethyl hexanol or cyclohexanol in an amount ranging from 0.5% to 3%, by weight.