Hollow fiber membrane formed from a block copolymer of aromatic

Details Hollow fiber membrane formed from a block copolymer of aromatic Hollow fiber membrane formed from a block copolymer of aromatic

1986-03-28

1987-11-10

Fisher, Richard V.

Liquid purification or separation

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Material

21050027, 21050028, 21050033, 21050036, B01D 1301

Patent

active

047056320

ABSTRACT:
A hollow fiber membrane for the dialysis of blood is formed by melt-spinning a block copolymer which has a reduced viscosity of 1.5 to 4.0 and is comprised of 30 to 60% by weight of an aromatic polyester having a water absorption up to 1% by weight and 40 to 70% by weight of polyoxyethylene or its derivative having a number average molecular weight of 3000 to 20000.

REFERENCES:
patent: 4430219 (1984-02-01), Kuzumoto et al.
patent: 4454309 (1984-06-01), Gould et al.
The Condensed Chemical Dictionary, 10th Edition, Van Nostrand Reinhold Co., 1981, pp. 839-840.
D. J. Lyman et al., Biochemistry, vol. 3, No. 7, pp. 985-990, Jul. 1964.
Modern Plastics Encyclopedia, vol. 48: No. 10A, pp. 549-568 and 622-626, Oct. 1971.
Biomaterial Science, vol. 2, pp. 63-69, Oct., (1982).
L. Hudson and F. C. Hay, Practical Immunology, 2nd Ed., pp. 142-145, Oct., (1980).

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