Patent · US Active

Multi-element metal powders for silicon solar cells

US8840701B2 · kind B2 · utility

25Cited by

15References

10Claims

0Family size

Assignee

E.I. DU PONT DE NEMOURS AND COMPANY · US

Inventors

William Borland · Cary, US
Howard David Glicksman · Durham, US

Key dates

Filing date	Aug 12, 2009
Grant date	Sep 23, 2014
Priority date	—
Expiry date	Jun 4, 2031

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY02E10/52
WIPO fieldMaterials, metallurgy
WIPO sectorChemistry

Abstract

Disclosed are methods of making multi-element, finely divided, metal powders containing one or more reactive metals and one or more non-reactive metals. Reactive metals include metals or mixtures thereof from titanium (Ti), zirconium (Zr), hafnium (Hf), tantalum (Ta), niobium (Nb), vanadium (V), nickel (Ni), cobalt (Co), molybdenum (Mo), manganese (Mn), and iron (Fe). Non-reactive metals include metals or mixtures such as silver (Ag), tin (Sn), bismuth (Bi), lead (Pb), antimony (Sb), zinc (Zn), germanium (Ge), phosphorus (P), gold (Au), cadmium (Cd), berrylium (Be), tellurium (Te).

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.