Diaphragms for use in the electrolysis of alkali metal chlorides

Details Diaphragms for use in the electrolysis of alkali metal chlorides Diaphragms for use in the electrolysis of alkali metal chlorides

1976-10-29

1978-03-28

Edmundson, F.C.

Chemistry: electrical and wave energy

Apparatus

Electrolytic

204 98, 204295, 210496, C25B 1304, C25B 134

Patent

active

040813509

ABSTRACT:
A diaphragm for use in the electrolysis of alkali metal chloride solutions in elecrolytic diaphragm cells is comprised of a mixture of sand and a thermoplastic polymeric binding agent. The diaphragms may include a support material and an additive such as a lubricant. The diaphragms of the present invention have increased stability, a long operational life and are non-polluting.

REFERENCES:
patent: 1291253 (1919-01-01), Thatcher
patent: 1742411 (1930-01-01), Muller
patent: 3093583 (1963-06-01), Stoll
patent: 3303933 (1967-02-01), Huff
patent: 3413239 (1968-11-01), Olstowski et al.
patent: 3702267 (1972-11-01), Grot
patent: 3796314 (1974-03-01), Kolek
patent: 3923630 (1975-12-01), Argade et al.
patent: 3980613 (1976-09-01), Bachot et al.
patent: 4032427 (1977-06-01), Kodija

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