Patent · US Expired

Cerium oxide powder and process for producing the same

US8029754B2 · kind B2 · utility

1Cited by
5References
3Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJul 28, 2005
Grant dateOct 4, 2011
Priority date
Expiry dateJul 28, 2025

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC01P2004/32
  • WIPO fieldBasic materials chemistry
  • WIPO sectorChemistry

Abstract

The present invention relates to cerium oxide powder and a process for producing the same. The cerium oxide powder of the invention, which is produced by mixing a cerium source such as cerium oxide, cerium hydroxide and cerium carbonate with an alkali metal compound, as flux, and performing high temperature treatment, may have a variety particle size while having spherical shape.

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