Process for spinning dry-fiber cellulose acetate hollow fiber me

Details Process for spinning dry-fiber cellulose acetate hollow fiber me Process for spinning dry-fiber cellulose acetate hollow fiber me

1975-05-01

1977-07-12

Woo, Jay H.

Plastic and nonmetallic article shaping or treating: processes

Pore forming in situ

By treating occluded solids

81155, 210500R, 264184, 264187, 264207, 264209, 428398, B05D 300, D02G 322

Patent

active

040354598

ABSTRACT:
A dry-wet process for forming interiorally asymmetric hollow fiber cellulose acetate membranes is disclosed.

REFERENCES:
patent: RE19329 (1934-09-01), Weingard
patent: 1707164 (1929-03-01), Karplus
patent: 1864006 (1932-06-01), Weingard
patent: 2809192 (1957-10-01), Sloan et al.
patent: 3592671 (1971-07-01), Malm et al.
patent: 3674628 (1972-07-01), Fabre
patent: 3724672 (1973-04-01), Leonard et al.
patent: 3799356 (1974-03-01), Salyer et al.
patent: 3884801 (1975-05-01), Kesting
patent: 3930105 (1975-12-01), Christen et al.
patent: 3933653 (1976-01-01), Hashiro et al.

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