Cellulose ester hollow fiber membrane for plasma separation

Details Cellulose ester hollow fiber membrane for plasma separation Cellulose ester hollow fiber membrane for plasma separation

1988-09-02

1989-12-12

Sever, Frank

Plastic and nonmetallic article shaping or treating: processes

Pore forming in situ

Including surface treatment of porous body

264174, 26417715, 264178F, 264187, 2642091, 2642096, 2642108, 26421114, B01D 1304

Patent

active

048866318

ABSTRACT:
A hollow fiber membrane made of a cellulose ester having a membrane thickness of not more than 75 .mu.m, and having void volume (x, % by volume) of the membrane and a rate of ultrafiltration (y, ml/m.sup.2.hr.mmHg) satisfying the following formula:

REFERENCES:
patent: 4284594 (1981-08-01), Joh et al.
patent: 4587168 (1986-05-01), Miyagi et al.
patent: 4681713 (1987-07-01), Miyagi et al.

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