Patent · US Expired

Diaphragm having zirconium and magnesium compounds in a porous matrix

US4170538A · kind A · utility

10Cited by
11References
11Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 20, 1978
Grant dateOct 9, 1979
Priority date
Expiry dateOct 20, 1998

Classification

  • Technology area (CPC C)Chemistry; Metallurgy
  • CPC primaryC25B13/04
  • WIPO fieldSurface technology, coating
  • WIPO sectorChemistry

Abstract

Disclosed is a diaphragm having a porous matrix, e.g., a polymeric or asbestos matrix with a layer of magnesium oxide and a hydrous oxide of zirconium therein.

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