Patent · US Active

Preparation of silver spheres by the reduction of silver polyamine complexes

US8292986B2 · kind B2 · utility

7Cited by

4References

15Claims

0Family size

Assignee

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

Inventors

Daniel V. Goia · Potsdam, US
Ionel Halaciuga · Providence, US

Key dates

Filing date	Sep 19, 2008
Grant date	Oct 23, 2012
Priority date	—
Expiry date	May 25, 2030

Classification

Technology area (CPC B)Performing Operations; Transporting
CPC primaryB22F1/065
WIPO fieldMaterials, metallurgy
WIPO sectorChemistry

Abstract

Dispersed uniform spherical silver particles were prepared in the absence of a protective colloid by rapidly mixing concentrated iso-ascorbic acid and silver-polyamine complex solutions.

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