Ion-exchange membranes and processes for the preparation thereof

Details Ion-exchange membranes and processes for the preparation thereof Ion-exchange membranes and processes for the preparation thereof

1985-07-12

1991-03-05

Spear, Frank

Liquid purification or separation

Filter

Supported, shaped or superimposed formed mediums

21050036, 427245, B01C 6900

Patent

active

049975676

ABSTRACT:
The invention provides ion exchange membranes comprising an activated polric matrix incorporating fixed anionic and/or cationic groups characterized by an integral network of an inert unactivated polymer providing augmented dimensional stability to the membrane and processes for the preparation thereof.

REFERENCES:
patent: 3753712 (1973-08-01), Janneck et al.
patent: 4115303 (1978-09-01), Marchand et al.

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