Hydrophilized membrane of porous hydrophobic material and proces

Details Hydrophilized membrane of porous hydrophobic material and proces Hydrophilized membrane of porous hydrophobic material and proces

1983-07-22

1985-02-26

Foelak, Morton

Stock material or miscellaneous articles

Structurally defined web or sheet

Discontinuous or differential coating, impregnation or bond

2105002, 4283199, 521 53, 521 55, 521 88, B32B 300

Patent

active

045017859

ABSTRACT:
A hydrophilized membrane of a porous hydrophobic material having micropores each defined by a surface at least part of which is coated with polyethylene glycol. Water is allowed to pass through the micropores. There is also disclosed a process for hydrophilizing such a porous hydrophobic membrane.

REFERENCES:
patent: 3795720 (1974-03-01), Schwartz
patent: 4252907 (1981-02-01), Ogasa
patent: 4394457 (1983-07-01), Ogasa

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