Title:
PROCESS FOR MAKING SILVER POWDER PARTICLES WITH VERY SMALL SIZE CRYSTALLITES
Document Type and Number:
WIPO Patent Application WO/2012/122409
Kind Code:
A3
Abstract:
The process for making silver powder particles with very small size crystallites uses a combination of gum arabic and maleic acid with the reduction of a silver salt with ascorbic acid. Silver thick film paste containing these silver powder particles can be used in electronic applications to form electrodes for semiconductor devices and, in particular, solar cells..
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Inventors:
IRIZARRY ROBERTO (US)
YANG HAIXIN (US)
YANG HAIXIN (US)
Application Number:
PCT/US2012/028352
Publication Date:
November 08, 2012
Filing Date:
March 08, 2012
Export Citation:
Assignee:
DU PONT (US)
IRIZARRY ROBERTO (US)
YANG HAIXIN (US)
IRIZARRY ROBERTO (US)
YANG HAIXIN (US)
International Classes:
B22F1/05; B22F1/07; B22F9/24
Domestic Patent References:
| WO2007143125A2 | 2007-12-13 |
Foreign References:
| JP2006225760A | 2006-08-31 |
Attorney, Agent or Firm:
HAAS, Charles, W. (Legal Patent Records Center4417 Lancaster Pik, Wilmington Delaware, US)
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