Sulfonated polysulfone battery membrane for use in corrosive env

Details Sulfonated polysulfone battery membrane for use in corrosive env Sulfonated polysulfone battery membrane for use in corrosive env

1986-10-14

1987-12-22

Skapars, Anthony

Chemistry: electrical current producing apparatus, product, and

Fluid active material or two-fluid electrolyte combination...

429107, 429249, H01M 624

Patent

active

047146630

ABSTRACT:
For batteries containing strong oxidizing electrolyte and a membrane separating two electrolyte solutions, e.g., a zinc ferricyanide battery, an improved membrane is provided comprising an oxidative resistant, conductive, ion-selective membrane fabricated from a catenated aromatic polymer having an absence of tertiary hydrogens, e.g., a sulfonated polysulfone.

REFERENCES:
patent: 3998871 (1976-12-01), Carlson
patent: 4049886 (1977-09-01), Will
patent: 4157423 (1979-06-01), Gadessaud
patent: 4180623 (1979-12-01), Adams
patent: 4260874 (1981-04-01), Will
patent: 4352864 (1982-10-01), Struthers
patent: 4382116 (1983-05-01), Gahn et al.

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