Process for preparing aromatic polyimide semipermeable membranes

Details Process for preparing aromatic polyimide semipermeable membranes Process for preparing aromatic polyimide semipermeable membranes

1980-07-23

1983-03-29

Lowe, James B.

Plastic and nonmetallic article shaping or treating: processes

Pore forming in situ

2105002, 264184, 264216, 264235, 26433119, 264DIG62, B29D 2700

Patent

active

043783244

ABSTRACT:
A polyimide semipermeable membrane is prepared by the process comprising the steps of:

REFERENCES:
patent: Re30351 (1980-07-01), Hoehn
patent: 3816303 (1974-06-01), Wrasidlo
patent: 3822202 (1974-07-01), Hoehn
patent: 3899309 (1975-08-01), Hoehn et al.
patent: 4113628 (1978-09-01), Alegranti
patent: 4240914 (1980-12-01), Iwama et al.
patent: 4272467 (1981-10-01), Johnson

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