Patent · US Expired

Electrode for water electrolysis

US4236993A · kind A · utility

12Cited by
0References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateNov 29, 1979
Grant dateDec 2, 1980
Priority date
Expiry dateNov 29, 1999

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC25B11/043
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

An electrode for water electrolysis which comprises a solid solution of graphite and polytetrafluorethylene impregnated with a catalyst mixture of platinum metal oxides, the solid solution being pressed and sintered on a reinforcing net of metal cloth, as well as a process for preparing the electrode. The electrodes are useful in large scale water electrolysis for the production of hydrogen.

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