Patent · US Expired

Process for producing tungsten oxide

US5911965A · kind A · utility

3Cited by
13References
34Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJan 23, 1998
Grant dateJun 15, 1999
Priority date
Expiry dateJan 23, 2018

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC01P2006/60
  • WIPO fieldMaterials, metallurgy
  • WIPO sectorChemistry

Abstract

A process for producing a tungsten oxide precursor solution that includes converting a peroxypolytungstate solution to a stable oxide polytungstate solution. The precursor solution may subsequently be transformed to tungsten oxide having electrochromic properties.

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