Chemistry: electrical and wave energy – Processes and products
Patent
1978-04-11
1979-05-08
Andrews, R. L.
Chemistry: electrical and wave energy
Processes and products
204128, 204296, C25B 116, C25B 126, C25B 1308
Patent
active
041535200
ABSTRACT:
Certain fluoropolymers, when chemically modified by reacting them with sulfur or phosphorus containing compounds, become hydrophilic materials useful for making ion-exchange membranes, especially diaphragms for electrolytic cells, particularly chlor-alkali cells used in the production of chlorine, hydrogen and sodium hydroxide from brine.
REFERENCES:
patent: 3960697 (1976-06-01), Kircher et al.
patent: 4014775 (1977-03-01), Kircher et al.
Andrews R. L.
E. I. Du Pont de Nemours and Company
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