Composite porous membranes

Details Composite porous membranes Composite porous membranes

1992-12-18

1993-11-30

Foelak, Morton

Stock material or miscellaneous articles

Structurally defined web or sheet

Physical dimension specified

210490, 21050027, 21050034, 21050035, 21050036, 2105004, 21050041, 21050042, 4283084, 4283157, 521 53, 521 54, B01D 2900, B32B 514, C08J 936

Patent

active

052663914

ABSTRACT:
The composite membrane is disclosed having a microporous support which is coated with a polymer selected from the group consisting of polyethylene oxide, polyacrylic acid, poly(methyl methacrylate) and polyacrylamide wherein there is no pore filing of the microporous support. A process for making and a process for using the membrane is also disclosed.

REFERENCES:
patent: 4629744 (1986-12-01), Uematsu et al.
patent: 5171627 (1992-12-01), Brolkingham et al.

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