Non-adsorptive, semipermeable filtration membrane

Details Non-adsorptive, semipermeable filtration membrane Non-adsorptive, semipermeable filtration membrane

1985-04-29

1988-11-29

Spear, Frank

Liquid purification or separation

Filter

Material

2105003, 21050041, 21050043, 264 41, B01D 1300

Patent

active

047879769

ABSTRACT:
Disclosed is a protein non-adsorptive semipermeable filtration membrane and a process for producing the same. Said membrane, which comprises an interpenetrating polymer network, is prepared from a casting solution comprising a prepolymer polymerizable upon contact with a coagulating liquid, a polymer that will not react readily with the prepolymer and that is substantially insoluble in said coagulating liquid, and solvent.

REFERENCES:
patent: 3691068 (1972-09-01), Cross
patent: 4177150 (1979-12-01), Inoue et al.
patent: 4332686 (1982-06-01), Gerlach et al.
patent: 4575539 (1986-03-01), DeCrosta et al.
patent: 4613440 (1986-09-01), Zupancic et al.

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