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:
Sep. 13, 2011
Filed:
Jun. 10, 2009
Giovanna Laudisio, Bristol, GB;
Kurt Richard Mikeska, Hockessin, DE (US);
Alistair Graeme Prince, Bedminster, GB;
Richard John Sheffield Young, Somerset, GB;
Giovanna Laudisio, Bristol, GB;
Kurt Richard Mikeska, Hockessin, DE (US);
Alistair Graeme Prince, Bedminster, GB;
Richard John Sheffield Young, Somerset, GB;
E. I. du Pont de Nemours and Company, Wilmington, DE (US);
Abstract
A process for the production of a silicon solar cell comprising application and firing of an aluminum paste which comprises magnesium oxide and/or magnesium compounds capable of forming magnesium oxide on firing on the back-side of a silicon wafer provided with a silicon nitride antireflective coating on its front-side and being contaminated with silicon nitride on its back-side, and firing the aluminum paste after its application.