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:
Jun. 07, 2011
Filed:
Sep. 22, 2010
Applicants:
Robert K. Barr, Shrewsbury, MA (US);
Corey O'connor, Worcester, MA (US);
Inventors:
Robert K. Barr, Shrewsbury, MA (US);
Corey O'Connor, Worcester, MA (US);
Assignee:
Rohm and Haas Electronic Materials LLC, Marlborough, MA (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01L 21/461 (2006.01); H01L 31/00 (2006.01); C25F 3/00 (2006.01); C11D 7/32 (2006.01);
U.S. Cl.
CPC ...
Abstract
Semiconductors are textured with aqueous solutions containing non-volatile alkoxylated glycols, their ethers and ether acetate derivatives having molecular weights of 170 or greater and flash points of 75° C. or greater. The textured semiconductors can be used in the manufacture of photovoltaic devices.