Patent · US Expired

Anodes and method of making

US5004626A · kind A · utility

5Cited by
24References
12Claims
0Family size

Assignee

Inventors

Key dates

Filing dateMay 31, 1989
Grant dateApr 2, 1991
Priority date
Expiry dateMay 31, 2009

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC25B11/093
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

An electrode base comprising a valve metal core provided with an ultimately protective, barrier precursor forming coating which is dried at relatively low temperature; e.g. room temperature to 280.degree. C. prior to application of an electrocatalytic precursor forming coating thereon. The step of pre-formation of a barrier layer is eliminated.

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