Novel high flux hollow fiber membrane

Details Novel high flux hollow fiber membrane Novel high flux hollow fiber membrane

B - Operations, Transporting

01

D

B01D 71/68 (2006.01) A61M 1/18 (2006.01) B01D 67/00 (2006.01) B01D 69/02 (2006.01) B01D 69/08 (2006.01) D01D 5/247 (2006.01)

Patent

CA 2096895

ABSTRACT OF THE DISCLOSURE A morphologically heterogenous, hydrophobic polysulfone hollow fiber membrane comprising a sponge-like dense inner surface permeable to molecules of less than or equal to 30,000 Daltons, said inner surface having a fractional surface porosity from about 70 to about 80%; and an outer surface having large pores ranging from about 6 to abut 16µm in diameter and small pores less than 500.ANG. in diameter and a fractional surface porosity from about 20 to about 30%; a method for producing same and a hemodialysis treatment method and apparatus incorporating same. ID17/1-17

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