Surface-modified support membrane and process therefor

Details Surface-modified support membrane and process therefor Surface-modified support membrane and process therefor

1990-12-13

1992-03-24

Sever, Frank

Liquid purification or separation

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Material

21050036, 21050041, 264 451, B01D 6700, B01D 7110, B01D 7112, B01D 7126

Patent

active

050985698

ABSTRACT:
A surface-modified support membrane is disclosed wherein the membrane coating is resistant to cleaning agents such as surfactants and solvents. Also disclosed is a process for preparing such membranes. The subject membranes have a modifying polymer irreversibly adsorbed onto essentially all of the surface area thereof, which modifying polymer is uniformly cross-linked.

REFERENCES:
patent: 4873033 (1989-10-01), Heckmann et al.

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