Separative membrane and method for using this membrane

Details Separative membrane and method for using this membrane Separative membrane and method for using this membrane

1998-04-20

2000-07-04

Fortuna, Ana

Liquid purification or separation

Processes

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

210650, 210651, 210652, 210638, 2103216, 210490, 2102572, 21032175, 21050028, 21050025, 21050026, B01D 6100, B01D 6300, B01D 3900

Patent

active

060834013

ABSTRACT:
The present invention concerns a separative membrane, as well as a separation device containing this membrane, and a method for using this device. The membrane of the present invention comprises a support, the hydrophobicity of one of whose faces has been modified, the opposite face having an active layer comprising an inorganic hydrogel material and an ion carrier. This membrane has improved selectivity.

REFERENCES:
patent: 4906376 (1990-03-01), Fyles
patent: 4948506 (1990-08-01), Lonsdale et al.
patent: 5633125 (1997-05-01), Martin
patent: 5846428 (1998-12-01), Martin et al.
patent: 5958245 (1999-09-01), Martin et al.
patent: 5989433 (1999-11-01), Martin et al.

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