Method and apparatus for controlling anode pH in membrane chlor-alkali cells
US4230544A · kind A · utility
17Cited by
2References
16Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 31, 1979 |
| Grant date | Oct 28, 1980 |
| Priority date | — |
| Expiry date | Aug 31, 1999 |
Classification
- Technology area (CPC C)Chemistry; Metallurgy
- CPC primaryC25B11/073
- WIPO fieldSurface technology, coating
- WIPO sectorChemistry
Abstract
An improved process and apparatus for pH control in the anode compartments of membrane chlor-alkali cells is disclosed wherein an anode is used having an oxygen evolution efficiency substantially equivalent chemically to the hydroxide ion transfer efficiency of the membrane.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.