Patent · US Expired

Highly pure tantalum pentoxide and a process for its preparation

US5068097A · kind A · utility

8Cited by

5References

7Claims

0Family size

Assignee

Hermann C. Starck Berlin GmbH & Co. KG · DE

Inventors

Joachim Eckert · Bad Harzburg, DE
Walter Bludssus · Vienenburg, DE

Key dates

Filing date	Feb 2, 1990
Grant date	Nov 26, 1991
Priority date	—
Expiry date	Feb 2, 2010

Classification

Technology area (CPC C)Chemistry; Metallurgy
CPC primaryC01P2006/80
WIPO fieldElectrical machinery, apparatus, energy
WIPO sectorElectrical engineering

Abstract

A highly pure tantalum pentoxide powder and a process for its preparation are disclosed. The powder is substantially free of impurities and is further characterized by improved flow characteristics.

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