Method for producing hollow fibers of acrylonitrile polymers for

Details Method for producing hollow fibers of acrylonitrile polymers for Method for producing hollow fibers of acrylonitrile polymers for

1975-01-03

1980-01-01

Woo, Jay H.

Plastic and nonmetallic article shaping or treating: processes

Pore forming in situ

210500M, 264177F, 264182, 264209, 428398, B01D 3100, B29D 2700

Patent

active

041816943

ABSTRACT:
Hollow fibers of acrylonitrile polymers having water-permeability greater than 0.2 ml/cm.sup.2.min.atm and useful as an inexpensive superior ultrafilter, comprising

REFERENCES:
patent: 3447998 (1969-06-01), Fitzgerald et al.
patent: 3600491 (1971-08-01), Shimoda et al.
patent: 3636187 (1972-01-01), Ohfuka et al.
patent: 3674628 (1972-07-01), Fabre
patent: 3799356 (1974-03-01), Salzer et al.

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