Patent · US Expired

Electrode in water electrolysis

US4326943A · kind A · utility

10Cited by
7References
8Claims
0Family size

Assignee

Inventors

Key dates

Filing dateJun 25, 1980
Grant dateApr 27, 1982
Priority date
Expiry dateJun 25, 2000

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC25B11/02
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

An improved electrode for the electrolysis of water comprising a porous sinter plate of titanium or a titanium alloy having on one surface a coating of a finely divided catalyst comprising a mixture of ruthenium oxide and iridium oxide. In a preferred embodiment, the electrode has on its outer margin a dense, non-porous zone having a smooth appearance.

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