Patent · US Active

Silicon nanosponge particles

US7569202B2 · kind B2 · utility

36Cited by

10References

43Claims

0Family size

Assignee

Vesta Research, Ltd. · IE

Inventors

Declan Farrell · Blanchardstown, IE
Santosh Y. Limaye · El Cajon, US
Shanthi Subramanian · Skillman, US

Key dates

Filing date	May 5, 2006
Grant date	Aug 4, 2009
Priority date	—
Expiry date	Aug 11, 2027

Classification

Technology area (CPC Y)Emerging Cross-Sectional Technologies
CPC primaryY10T428/2982
WIPO fieldMaterials, metallurgy
WIPO sectorChemistry

Abstract

Silicon nanosponge particles prepared from a metallurgical grade silicon powder having an initial particle size ranging from about 1 micron to about 4 microns is presented. Each silicon nanosponge particle has a structure comprising a plurality of nanocrystals with pores disposed between the nanocrystals and throughout the entire nanosponge particle.

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