Process for the production of alkali metal hydroxides and elemen

Details Process for the production of alkali metal hydroxides and elemen Process for the production of alkali metal hydroxides and elemen

1993-08-25

1995-02-21

Gorgos, Kathryn

Chemistry: electrical and wave energy

Processes and products

204128, 204129, C25B 116, C25B 102, C25B 100

Patent

active

053912675

ABSTRACT:
A process for the production of alkali metal hydroxides, such as caustic soda, and elemental sulfur, characterized in that to an electrochemical cell an aqueous solution of an alkali metal sulfide, e.g., sodium sulfide, is fed in order to cause the following reactions to take place:

REFERENCES:
patent: 4151053 (1979-04-01), Seko et al.
patent: 4519881 (1985-05-01), Chang
patent: 5019227 (1991-05-01), White et al.

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