Method to fabricate polymeric membranes and diaphragms

Details Method to fabricate polymeric membranes and diaphragms Method to fabricate polymeric membranes and diaphragms

1979-10-10

1981-04-21

Andrews, R. L.

Chemistry: electrical and wave energy

Apparatus

Electrolytic

204266, C25B 1308, C25B 900

Patent

active

042631211

ABSTRACT:
A method is disclosed to fabricate shaped membranes or diaphragms with substantially leak-free seams suitable for use in electrolytic cells to produce a halogen and an alkali metal hydroxide. A preferred polymeric sheet material is formed into a desired configuration and a fusible substance is placed at or near the edges of the polymeric material prior to applying heat and, optionally, pressure to the fusible substance.

REFERENCES:
patent: 2936261 (1960-05-01), Cole
patent: 4098672 (1978-07-01), Riley
patent: 4165248 (1979-08-01), Darlington et al.

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