Coated membranes

Details Coated membranes Coated membranes

1990-04-11

1991-07-02

Sever, Frank

Liquid purification or separation

Processes

Liquid/liquid solvent or colloidal extraction or diffusing...

210644, 210654, 210655, 21050027, B01D 6102, B01D 6114, B01D 6900

Patent

active

050283375

ABSTRACT:
Composite membranes are provided comprising an underlying membrane selected from the group consisting of microfiltration, ultrafiltration and reverse osmosis membranes; and a coating thereon comprising at least one member selected from the group consisting of polyaromatic polymers and sulfonated poly(haloalkylenes), which has been subjected to a post-coating crosslinking treatment. These coated membranes are useful for various separation processes, especially in the food industry.

REFERENCES:
patent: 4277344 (1981-07-01), Cadotte
patent: 4659474 (1987-04-01), Perry et al.

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