Semipermeable membrane and process for the preparation thereof

Details Semipermeable membrane and process for the preparation thereof Semipermeable membrane and process for the preparation thereof

1974-03-22

1976-04-13

Anderson, Philip

Liquid purification or separation

Filter

Material

210 23, 260 302, 260 306R, 260 308R, 260 308DS, 260 312N, 260 326N, 260 328N, 260 332R, 260 334R, 264 41, 264331, B01D 1304, B01D 3916, B29D 2704

Patent

active

039502570

ABSTRACT:
A semipermeable membrane for ultrafiltration is prepared by
Dissolving a copolymer of acrylonitrile (90 to 60 molar percent based on total monomers) and a non-electrolytic water-soluble vinyl monomer (40 to 10 molar percent based on total monomers) in a solvent selected from

REFERENCES:
patent: 3386912 (1968-06-01), Lazare
patent: 3386913 (1968-06-01), Lazare
patent: 3661634 (1972-05-01), Riley et al.
patent: 3674628 (1972-07-01), Fabre
patent: 3709774 (1973-01-01), Kimura
patent: 3737045 (1973-06-01), Hashimoto et al.
patent: 3750735 (1973-08-01), Chiang et al.
patent: 3789993 (1974-02-01), Brown et al.
patent: 3808303 (1974-04-01), Ganci et al.
patent: 3819742 (1974-06-01), Brun et al.
patent: 3822330 (1974-07-01), Gourock et al.
patent: 3852388 (1974-12-01), Kimura
osborn et al., Def. Pub. of Serial No. 800,314, filed Dec. 30, 1968, Published in 884 O.G. 433, on Mar. 9, 1971, Defensive Publication No. T884,001.

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