Inert carbon fiber diaphragm

Details Inert carbon fiber diaphragm Inert carbon fiber diaphragm

1985-10-04

1987-03-03

Chapman, Terryence

Chemistry: electrical and wave energy

Apparatus

Electrolytic

162138, 1621641, 264 292, 264105, C25B 1308

Patent

active

046473602

ABSTRACT:
A diaphragm or membrane for use in electrolysis cells resistant to chemical action thereof is disclosed. In the preferred and illustrated embodiment, a fluoropolymer binder cooperative with a random mix of carbon fibers up to about 13 mm long and up to about 0.01 mm in diameter forms such diaphragm or membrane. The carbon fibers are preferably pliable, nonbrittle, resilient, electrically nonconductive, impervious to chemical attack, and are annealed up to a specified temperature.

REFERENCES:
patent: 3989615 (1976-11-01), Kiga et al.
patent: 4186076 (1980-01-01), de Nora et al.
patent: 4216073 (1980-08-01), Goldstein
patent: 4396663 (1983-08-01), Mitchell
patent: 4434206 (1984-02-01), Fukuda et al.
patent: 4486276 (1984-12-01), Cohn et al.
patent: 4505797 (1985-03-01), Hodgdon et al.

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